mirror of https://github.com/arendst/Tasmota.git
7223 lines
218 KiB
C++
Executable File
7223 lines
218 KiB
C++
Executable File
// ArduinoJson - arduinojson.org
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// Copyright Benoit Blanchon 2014-2021
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// MIT License
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#pragma once
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#ifdef __cplusplus
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#if __cplusplus >= 201103L
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#define ARDUINOJSON_HAS_LONG_LONG 1
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#define ARDUINOJSON_HAS_NULLPTR 1
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#define ARDUINOJSON_HAS_RVALUE_REFERENCES 1
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#else
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#define ARDUINOJSON_HAS_LONG_LONG 0
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#define ARDUINOJSON_HAS_NULLPTR 0
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#define ARDUINOJSON_HAS_RVALUE_REFERENCES 0
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#endif
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#if defined(_MSC_VER) && !ARDUINOJSON_HAS_LONG_LONG
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#define ARDUINOJSON_HAS_INT64 1
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#else
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#define ARDUINOJSON_HAS_INT64 0
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#endif
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#ifndef ARDUINOJSON_EMBEDDED_MODE
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#if defined(ARDUINO) /* Arduino*/ \
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|| defined(__IAR_SYSTEMS_ICC__) /* IAR Embedded Workbench */ \
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|| defined(__XC) /* MPLAB XC compiler */ \
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|| defined(__ARMCC_VERSION) /* Keil ARM Compiler */ \
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|| defined(__AVR) /* Atmel AVR8/GNU C Compiler */
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#define ARDUINOJSON_EMBEDDED_MODE 1
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#else
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#define ARDUINOJSON_EMBEDDED_MODE 0
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#endif
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#endif
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#if !defined(ARDUINOJSON_ENABLE_STD_STREAM) && defined(__has_include)
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#if __has_include(<istream>) && \
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__has_include(<ostream>) && \
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!defined(min) && \
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!defined(max)
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#define ARDUINOJSON_ENABLE_STD_STREAM 1
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#else
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#define ARDUINOJSON_ENABLE_STD_STREAM 0
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#endif
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#endif
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#if !defined(ARDUINOJSON_ENABLE_STD_STRING) && defined(__has_include)
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#if __has_include(<string>) && !defined(min) && !defined(max)
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#define ARDUINOJSON_ENABLE_STD_STRING 1
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#else
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#define ARDUINOJSON_ENABLE_STD_STRING 0
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#endif
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#endif
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#if ARDUINOJSON_EMBEDDED_MODE
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#ifndef ARDUINOJSON_USE_DOUBLE
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#define ARDUINOJSON_USE_DOUBLE 0
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#endif
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#ifndef ARDUINOJSON_USE_LONG_LONG
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#define ARDUINOJSON_USE_LONG_LONG 0
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#endif
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#ifndef ARDUINOJSON_ENABLE_STD_STRING
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#define ARDUINOJSON_ENABLE_STD_STRING 0
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#endif
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#ifndef ARDUINOJSON_ENABLE_STD_STREAM
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#define ARDUINOJSON_ENABLE_STD_STREAM 0
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#endif
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#ifndef ARDUINOJSON_DEFAULT_NESTING_LIMIT
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#define ARDUINOJSON_DEFAULT_NESTING_LIMIT 10
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#endif
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#ifndef ARDUINOJSON_SLOT_OFFSET_SIZE
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#if defined(__SIZEOF_POINTER__) && __SIZEOF_POINTER__ == 2
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#define ARDUINOJSON_SLOT_OFFSET_SIZE 1
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#else
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#define ARDUINOJSON_SLOT_OFFSET_SIZE 2
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#endif
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#endif
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#else // ARDUINOJSON_EMBEDDED_MODE
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#ifndef ARDUINOJSON_USE_DOUBLE
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#define ARDUINOJSON_USE_DOUBLE 1
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#endif
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#ifndef ARDUINOJSON_USE_LONG_LONG
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#if ARDUINOJSON_HAS_LONG_LONG || ARDUINOJSON_HAS_INT64
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#define ARDUINOJSON_USE_LONG_LONG 1
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#else
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#define ARDUINOJSON_USE_LONG_LONG 0
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#endif
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#endif
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#ifndef ARDUINOJSON_ENABLE_STD_STRING
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#define ARDUINOJSON_ENABLE_STD_STRING 1
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#endif
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#ifndef ARDUINOJSON_ENABLE_STD_STREAM
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#define ARDUINOJSON_ENABLE_STD_STREAM 1
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#endif
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#ifndef ARDUINOJSON_DEFAULT_NESTING_LIMIT
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#define ARDUINOJSON_DEFAULT_NESTING_LIMIT 50
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#endif
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#ifndef ARDUINOJSON_SLOT_OFFSET_SIZE
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#define ARDUINOJSON_SLOT_OFFSET_SIZE 4
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#endif
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#endif // ARDUINOJSON_EMBEDDED_MODE
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#ifdef ARDUINO
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#include <Arduino.h>
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#ifndef ARDUINOJSON_ENABLE_ARDUINO_STRING
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#define ARDUINOJSON_ENABLE_ARDUINO_STRING 1
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#endif
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#ifndef ARDUINOJSON_ENABLE_ARDUINO_STREAM
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#define ARDUINOJSON_ENABLE_ARDUINO_STREAM 1
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#endif
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#ifndef ARDUINOJSON_ENABLE_ARDUINO_PRINT
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#define ARDUINOJSON_ENABLE_ARDUINO_PRINT 1
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#endif
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#else // ARDUINO
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#ifndef ARDUINOJSON_ENABLE_ARDUINO_STRING
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#define ARDUINOJSON_ENABLE_ARDUINO_STRING 0
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#endif
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#ifndef ARDUINOJSON_ENABLE_ARDUINO_STREAM
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#define ARDUINOJSON_ENABLE_ARDUINO_STREAM 0
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#endif
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#ifndef ARDUINOJSON_ENABLE_ARDUINO_PRINT
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#define ARDUINOJSON_ENABLE_ARDUINO_PRINT 0
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#endif
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#endif // ARDUINO
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#ifndef ARDUINOJSON_ENABLE_PROGMEM
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#if defined(PROGMEM) && defined(pgm_read_byte) && defined(pgm_read_dword) && \
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defined(pgm_read_ptr) && defined(pgm_read_float)
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#define ARDUINOJSON_ENABLE_PROGMEM 1
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#else
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#define ARDUINOJSON_ENABLE_PROGMEM 0
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#endif
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#endif
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#ifndef ARDUINOJSON_DECODE_UNICODE
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#define ARDUINOJSON_DECODE_UNICODE 1
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#endif
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#ifndef ARDUINOJSON_ENABLE_COMMENTS
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#define ARDUINOJSON_ENABLE_COMMENTS 0
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#endif
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#ifndef ARDUINOJSON_ENABLE_NAN
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#define ARDUINOJSON_ENABLE_NAN 0
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#endif
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#ifndef ARDUINOJSON_ENABLE_INFINITY
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#define ARDUINOJSON_ENABLE_INFINITY 0
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#endif
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#ifndef ARDUINOJSON_POSITIVE_EXPONENTIATION_THRESHOLD
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#define ARDUINOJSON_POSITIVE_EXPONENTIATION_THRESHOLD 1e7
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#endif
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#ifndef ARDUINOJSON_NEGATIVE_EXPONENTIATION_THRESHOLD
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#define ARDUINOJSON_NEGATIVE_EXPONENTIATION_THRESHOLD 1e-5
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#endif
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#ifndef ARDUINOJSON_LITTLE_ENDIAN
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#if defined(_MSC_VER) || \
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(defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) || \
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defined(__LITTLE_ENDIAN__) || defined(__i386) || defined(__x86_64)
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#define ARDUINOJSON_LITTLE_ENDIAN 1
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#else
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#define ARDUINOJSON_LITTLE_ENDIAN 0
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#endif
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#endif
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#ifndef ARDUINOJSON_ENABLE_ALIGNMENT
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#if defined(__AVR)
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#define ARDUINOJSON_ENABLE_ALIGNMENT 0
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#else
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#define ARDUINOJSON_ENABLE_ALIGNMENT 1
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#endif
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#endif
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#ifndef ARDUINOJSON_TAB
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#define ARDUINOJSON_TAB " "
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#endif
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#ifndef ARDUINOJSON_ENABLE_STRING_DEDUPLICATION
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#define ARDUINOJSON_ENABLE_STRING_DEDUPLICATION 1
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#endif
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#ifndef ARDUINOJSON_STRING_BUFFER_SIZE
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#define ARDUINOJSON_STRING_BUFFER_SIZE 32
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#endif
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#ifndef ARDUINOJSON_DEBUG
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#ifdef __PLATFORMIO_BUILD_DEBUG__
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#define ARDUINOJSON_DEBUG 1
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#else
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#define ARDUINOJSON_DEBUG 0
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#endif
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#endif
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#if ARDUINOJSON_HAS_NULLPTR && defined(nullptr)
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#error nullptr is defined as a macro. Remove the faulty #define or #undef nullptr
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#endif
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#if !ARDUINOJSON_DEBUG
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#ifdef __clang__
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#pragma clang system_header
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#elif defined __GNUC__
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#pragma GCC system_header
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#endif
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#endif
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#define ARDUINOJSON_EXPAND6(a, b, c, d, e, f) a, b, c, d, e, f
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#define ARDUINOJSON_EXPAND7(a, b, c, d, e, f, g) a, b, c, d, e, f, g
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#define ARDUINOJSON_EXPAND9(a, b, c, d, e, f, g, h, i) a, b, c, d, e, f, g, h, i
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#define ARDUINOJSON_EXPAND18(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, \
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q, r) \
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a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r
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#define ARDUINOJSON_CONCAT_(A, B) A##B
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#define ARDUINOJSON_CONCAT2(A, B) ARDUINOJSON_CONCAT_(A, B)
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#define ARDUINOJSON_CONCAT4(A, B, C, D) \
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ARDUINOJSON_CONCAT2(ARDUINOJSON_CONCAT2(A, B), ARDUINOJSON_CONCAT2(C, D))
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#define ARDUINOJSON_HEX_DIGIT_0000() 0
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#define ARDUINOJSON_HEX_DIGIT_0001() 1
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#define ARDUINOJSON_HEX_DIGIT_0010() 2
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#define ARDUINOJSON_HEX_DIGIT_0011() 3
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#define ARDUINOJSON_HEX_DIGIT_0100() 4
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#define ARDUINOJSON_HEX_DIGIT_0101() 5
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#define ARDUINOJSON_HEX_DIGIT_0110() 6
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#define ARDUINOJSON_HEX_DIGIT_0111() 7
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#define ARDUINOJSON_HEX_DIGIT_1000() 8
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#define ARDUINOJSON_HEX_DIGIT_1001() 9
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#define ARDUINOJSON_HEX_DIGIT_1010() A
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#define ARDUINOJSON_HEX_DIGIT_1011() B
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#define ARDUINOJSON_HEX_DIGIT_1100() C
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#define ARDUINOJSON_HEX_DIGIT_1101() D
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#define ARDUINOJSON_HEX_DIGIT_1110() E
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#define ARDUINOJSON_HEX_DIGIT_1111() F
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#define ARDUINOJSON_HEX_DIGIT_(A, B, C, D) ARDUINOJSON_HEX_DIGIT_##A##B##C##D()
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#define ARDUINOJSON_HEX_DIGIT(A, B, C, D) ARDUINOJSON_HEX_DIGIT_(A, B, C, D)
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#define ARDUINOJSON_VERSION "6.17.3"
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#define ARDUINOJSON_VERSION_MAJOR 6
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#define ARDUINOJSON_VERSION_MINOR 17
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#define ARDUINOJSON_VERSION_REVISION 3
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#ifndef ARDUINOJSON_NAMESPACE
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#define ARDUINOJSON_NAMESPACE \
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ARDUINOJSON_CONCAT4( \
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ARDUINOJSON_CONCAT4(ArduinoJson, ARDUINOJSON_VERSION_MAJOR, \
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ARDUINOJSON_VERSION_MINOR, \
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ARDUINOJSON_VERSION_REVISION), \
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_, \
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ARDUINOJSON_HEX_DIGIT(ARDUINOJSON_ENABLE_PROGMEM, \
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ARDUINOJSON_USE_LONG_LONG, ARDUINOJSON_USE_DOUBLE, \
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ARDUINOJSON_ENABLE_STRING_DEDUPLICATION), \
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ARDUINOJSON_HEX_DIGIT( \
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ARDUINOJSON_ENABLE_NAN, ARDUINOJSON_ENABLE_INFINITY, \
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ARDUINOJSON_ENABLE_COMMENTS, ARDUINOJSON_DECODE_UNICODE))
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#endif
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#if ARDUINOJSON_DEBUG
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#include <assert.h>
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#define ARDUINOJSON_ASSERT(X) assert(X)
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#else
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#define ARDUINOJSON_ASSERT(X) ((void)0)
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#endif
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#include <stddef.h>
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namespace ARDUINOJSON_NAMESPACE {
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class MemoryPool;
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class VariantData;
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class VariantSlot;
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class CollectionData {
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VariantSlot *_head;
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VariantSlot *_tail;
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public:
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VariantData *addElement(MemoryPool *pool);
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VariantData *getElement(size_t index) const;
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VariantData *getOrAddElement(size_t index, MemoryPool *pool);
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void removeElement(size_t index);
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bool equalsArray(const CollectionData &other) const;
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template <typename TAdaptedString>
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VariantData *addMember(TAdaptedString key, MemoryPool *pool);
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template <typename TAdaptedString>
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VariantData *getMember(TAdaptedString key) const;
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template <typename TAdaptedString>
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VariantData *getOrAddMember(TAdaptedString key, MemoryPool *pool);
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template <typename TAdaptedString>
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void removeMember(TAdaptedString key) {
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removeSlot(getSlot(key));
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}
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template <typename TAdaptedString>
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bool containsKey(const TAdaptedString &key) const;
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bool equalsObject(const CollectionData &other) const;
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void clear();
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size_t memoryUsage() const;
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size_t nesting() const;
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size_t size() const;
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VariantSlot *addSlot(MemoryPool *);
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void removeSlot(VariantSlot *slot);
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bool copyFrom(const CollectionData &src, MemoryPool *pool);
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VariantSlot *head() const {
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return _head;
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}
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void movePointers(ptrdiff_t stringDistance, ptrdiff_t variantDistance);
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private:
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VariantSlot *getSlot(size_t index) const;
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template <typename TAdaptedString>
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VariantSlot *getSlot(TAdaptedString key) const;
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VariantSlot *getPreviousSlot(VariantSlot *) const;
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};
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inline VariantData *arrayAdd(CollectionData *arr, MemoryPool *pool) {
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return arr ? arr->addElement(pool) : 0;
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}
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template <typename TVisitor>
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inline typename TVisitor::result_type arrayAccept(const CollectionData *arr,
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TVisitor &visitor) {
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if (arr)
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return visitor.visitArray(*arr);
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else
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return visitor.visitNull();
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}
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inline bool arrayEquals(const CollectionData *lhs, const CollectionData *rhs) {
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if (lhs == rhs)
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return true;
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if (!lhs || !rhs)
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return false;
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return lhs->equalsArray(*rhs);
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}
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#if ARDUINOJSON_ENABLE_ALIGNMENT
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inline bool isAligned(size_t value) {
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const size_t mask = sizeof(void *) - 1;
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size_t addr = value;
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return (addr & mask) == 0;
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}
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inline size_t addPadding(size_t bytes) {
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const size_t mask = sizeof(void *) - 1;
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return (bytes + mask) & ~mask;
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}
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template <size_t bytes>
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struct AddPadding {
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static const size_t mask = sizeof(void *) - 1;
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static const size_t value = (bytes + mask) & ~mask;
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};
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#else
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inline bool isAligned(size_t) {
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return true;
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}
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inline size_t addPadding(size_t bytes) {
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return bytes;
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}
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template <size_t bytes>
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struct AddPadding {
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static const size_t value = bytes;
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};
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#endif
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template <typename T>
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inline bool isAligned(T *ptr) {
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return isAligned(reinterpret_cast<size_t>(ptr));
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}
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template <typename T>
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inline T *addPadding(T *p) {
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size_t address = addPadding(reinterpret_cast<size_t>(p));
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return reinterpret_cast<T *>(address);
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}
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template <size_t X, size_t Y, bool MaxIsX = (X > Y)>
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struct Max {};
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template <size_t X, size_t Y>
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struct Max<X, Y, true> {
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static const size_t value = X;
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};
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template <size_t X, size_t Y>
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struct Max<X, Y, false> {
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static const size_t value = Y;
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};
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} // namespace ARDUINOJSON_NAMESPACE
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#include <stdint.h>
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namespace ARDUINOJSON_NAMESPACE {
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template <int Bits>
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struct int_t;
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template <>
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struct int_t<8> {
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typedef int8_t type;
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};
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template <>
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struct int_t<16> {
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typedef int16_t type;
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};
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template <>
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struct int_t<32> {
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typedef int32_t type;
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};
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template <bool Condition, class TrueType, class FalseType>
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struct conditional {
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typedef TrueType type;
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};
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template <class TrueType, class FalseType>
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struct conditional<false, TrueType, FalseType> {
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typedef FalseType type;
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};
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template <bool Condition, typename T = void>
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struct enable_if {};
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template <typename T>
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struct enable_if<true, T> {
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typedef T type;
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};
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template <typename T, T v>
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struct integral_constant {
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static const T value = v;
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};
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typedef integral_constant<bool, true> true_type;
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typedef integral_constant<bool, false> false_type;
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template <typename T>
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struct is_array : false_type {};
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template <typename T>
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struct is_array<T[]> : true_type {};
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template <typename T, size_t N>
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struct is_array<T[N]> : true_type {};
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template <typename TBase, typename TDerived>
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class is_base_of {
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protected: // <- to avoid GCC's "all member functions in class are private"
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typedef char Yes[1];
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typedef char No[2];
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static Yes &probe(const TBase *);
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static No &probe(...);
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public:
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static const bool value =
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sizeof(probe(reinterpret_cast<TDerived *>(0))) == sizeof(Yes);
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};
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template <typename T>
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T declval();
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template <typename T>
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struct is_class {
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protected: // <- to avoid GCC's "all member functions in class are private"
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typedef char Yes[1];
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typedef char No[2];
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template <typename U>
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static Yes &probe(void (U::*)(void));
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template <typename>
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static No &probe(...);
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public:
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static const bool value = sizeof(probe<T>(0)) == sizeof(Yes);
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};
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template <typename T>
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struct is_const : false_type {};
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template <typename T>
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struct is_const<const T> : true_type {};
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} // namespace ARDUINOJSON_NAMESPACE
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#ifdef _MSC_VER
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#pragma warning(push)
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#pragma warning(disable : 4244)
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#endif
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#ifdef __ICCARM__
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#pragma diag_suppress=Pa093
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#endif
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namespace ARDUINOJSON_NAMESPACE {
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template <typename From, typename To>
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struct is_convertible {
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protected: // <- to avoid GCC's "all member functions in class are private"
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typedef char Yes[1];
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typedef char No[2];
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static Yes &probe(To);
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static No &probe(...);
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public:
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static const bool value = sizeof(probe(declval<From>())) == sizeof(Yes);
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};
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} // namespace ARDUINOJSON_NAMESPACE
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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#ifdef __ICCARM__
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#pragma diag_default=Pa093
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#endif
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namespace ARDUINOJSON_NAMESPACE {
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template <typename>
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struct is_floating_point : false_type {};
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template <>
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struct is_floating_point<float> : true_type {};
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template <>
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struct is_floating_point<double> : true_type {};
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template <typename T, typename U>
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struct is_same : false_type {};
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template <typename T>
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struct is_same<T, T> : true_type {};
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template <typename T>
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struct is_integral {
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static const bool value =
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is_same<T, signed char>::value || is_same<T, unsigned char>::value ||
|
|
is_same<T, signed short>::value || is_same<T, unsigned short>::value ||
|
|
is_same<T, signed int>::value || is_same<T, unsigned int>::value ||
|
|
is_same<T, signed long>::value || is_same<T, unsigned long>::value ||
|
|
#if ARDUINOJSON_HAS_LONG_LONG
|
|
is_same<T, signed long long>::value ||
|
|
is_same<T, unsigned long long>::value ||
|
|
#endif
|
|
#if ARDUINOJSON_HAS_INT64
|
|
is_same<T, signed __int64>::value ||
|
|
is_same<T, unsigned __int64>::value ||
|
|
#endif
|
|
is_same<T, char>::value || is_same<T, bool>::value;
|
|
};
|
|
template <typename T>
|
|
struct is_integral<const T> : is_integral<T> {};
|
|
template <typename T>
|
|
struct is_enum {
|
|
static const bool value = is_convertible<T, int>::value &&
|
|
!is_class<T>::value && !is_integral<T>::value &&
|
|
!is_floating_point<T>::value;
|
|
};
|
|
template <typename T>
|
|
struct is_pointer : false_type {};
|
|
template <typename T>
|
|
struct is_pointer<T*> : true_type {};
|
|
template <typename>
|
|
struct is_signed : false_type {};
|
|
template <>
|
|
struct is_signed<char> : true_type {};
|
|
template <>
|
|
struct is_signed<signed char> : true_type {};
|
|
template <>
|
|
struct is_signed<signed short> : true_type {};
|
|
template <>
|
|
struct is_signed<signed int> : true_type {};
|
|
template <>
|
|
struct is_signed<signed long> : true_type {};
|
|
template <>
|
|
struct is_signed<float> : true_type {};
|
|
template <>
|
|
struct is_signed<double> : true_type {};
|
|
#if ARDUINOJSON_HAS_LONG_LONG
|
|
template <>
|
|
struct is_signed<signed long long> : true_type {};
|
|
#endif
|
|
#if ARDUINOJSON_HAS_INT64
|
|
template <>
|
|
struct is_signed<signed __int64> : true_type {};
|
|
#endif
|
|
template <typename>
|
|
struct is_unsigned : false_type {};
|
|
template <>
|
|
struct is_unsigned<bool> : true_type {};
|
|
template <>
|
|
struct is_unsigned<unsigned char> : true_type {};
|
|
template <>
|
|
struct is_unsigned<unsigned short> : true_type {};
|
|
template <>
|
|
struct is_unsigned<unsigned int> : true_type {};
|
|
template <>
|
|
struct is_unsigned<unsigned long> : true_type {};
|
|
#if ARDUINOJSON_HAS_INT64
|
|
template <>
|
|
struct is_unsigned<unsigned __int64> : true_type {};
|
|
#endif
|
|
#if ARDUINOJSON_HAS_LONG_LONG
|
|
template <>
|
|
struct is_unsigned<unsigned long long> : true_type {};
|
|
#endif
|
|
template <typename T>
|
|
struct type_identity {
|
|
typedef T type;
|
|
};
|
|
template <typename T>
|
|
struct make_unsigned;
|
|
template <>
|
|
struct make_unsigned<char> : type_identity<unsigned char> {};
|
|
template <>
|
|
struct make_unsigned<signed char> : type_identity<unsigned char> {};
|
|
template <>
|
|
struct make_unsigned<unsigned char> : type_identity<unsigned char> {};
|
|
template <>
|
|
struct make_unsigned<signed short> : type_identity<unsigned short> {};
|
|
template <>
|
|
struct make_unsigned<unsigned short> : type_identity<unsigned short> {};
|
|
template <>
|
|
struct make_unsigned<signed int> : type_identity<unsigned int> {};
|
|
template <>
|
|
struct make_unsigned<unsigned int> : type_identity<unsigned int> {};
|
|
template <>
|
|
struct make_unsigned<signed long> : type_identity<unsigned long> {};
|
|
template <>
|
|
struct make_unsigned<unsigned long> : type_identity<unsigned long> {};
|
|
#if ARDUINOJSON_HAS_LONG_LONG
|
|
template <>
|
|
struct make_unsigned<signed long long> : type_identity<unsigned long long> {};
|
|
template <>
|
|
struct make_unsigned<unsigned long long> : type_identity<unsigned long long> {};
|
|
#endif
|
|
#if ARDUINOJSON_HAS_INT64
|
|
template <>
|
|
struct make_unsigned<signed __int64> : type_identity<unsigned __int64> {};
|
|
template <>
|
|
struct make_unsigned<unsigned __int64> : type_identity<unsigned __int64> {};
|
|
#endif
|
|
template <typename T>
|
|
struct remove_const {
|
|
typedef T type;
|
|
};
|
|
template <typename T>
|
|
struct remove_const<const T> {
|
|
typedef T type;
|
|
};
|
|
template <typename T>
|
|
struct remove_reference {
|
|
typedef T type;
|
|
};
|
|
template <typename T>
|
|
struct remove_reference<T&> {
|
|
typedef T type;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#ifdef _MSC_VER
|
|
#pragma warning(push)
|
|
#pragma warning(disable : 4310)
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename T, typename Enable = void>
|
|
struct numeric_limits;
|
|
template <typename T>
|
|
struct numeric_limits<T, typename enable_if<is_unsigned<T>::value>::type> {
|
|
static T lowest() {
|
|
return 0;
|
|
}
|
|
static T highest() {
|
|
return T(-1);
|
|
}
|
|
};
|
|
template <typename T>
|
|
struct numeric_limits<
|
|
T, typename enable_if<is_integral<T>::value && is_signed<T>::value>::type> {
|
|
static T lowest() {
|
|
return T(T(1) << (sizeof(T) * 8 - 1));
|
|
}
|
|
static T highest() {
|
|
return T(~lowest());
|
|
}
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#ifdef _MSC_VER
|
|
#pragma warning(pop)
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
namespace storage_policies {
|
|
struct store_by_address {};
|
|
struct store_by_copy {};
|
|
struct decide_at_runtime {};
|
|
} // namespace storage_policies
|
|
#if ARDUINOJSON_USE_DOUBLE
|
|
typedef double Float;
|
|
#else
|
|
typedef float Float;
|
|
#endif
|
|
#if ARDUINOJSON_USE_LONG_LONG
|
|
typedef int64_t Integer;
|
|
typedef uint64_t UInt;
|
|
#else
|
|
typedef long Integer;
|
|
typedef unsigned long UInt;
|
|
#endif
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if ARDUINOJSON_HAS_LONG_LONG && !ARDUINOJSON_USE_LONG_LONG
|
|
#define ARDUINOJSON_ASSERT_INTEGER_TYPE_IS_SUPPORTED(T) \
|
|
static_assert(sizeof(T) <= sizeof(ARDUINOJSON_NAMESPACE::Integer), \
|
|
"To use 64-bit integers with ArduinoJson, you must set " \
|
|
"ARDUINOJSON_USE_LONG_LONG to 1. See " \
|
|
"https://arduinojson.org/v6/api/config/use_long_long/");
|
|
#else
|
|
#define ARDUINOJSON_ASSERT_INTEGER_TYPE_IS_SUPPORTED(T)
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
enum {
|
|
VALUE_MASK = 0x7F,
|
|
VALUE_IS_OWNED = 0x01,
|
|
VALUE_IS_NULL = 0,
|
|
VALUE_IS_LINKED_RAW = 0x02,
|
|
VALUE_IS_OWNED_RAW = 0x03,
|
|
VALUE_IS_LINKED_STRING = 0x04,
|
|
VALUE_IS_OWNED_STRING = 0x05,
|
|
VALUE_IS_BOOLEAN = 0x06,
|
|
VALUE_IS_POSITIVE_INTEGER = 0x08,
|
|
VALUE_IS_NEGATIVE_INTEGER = 0x0A,
|
|
VALUE_IS_FLOAT = 0x0C,
|
|
COLLECTION_MASK = 0x60,
|
|
VALUE_IS_OBJECT = 0x20,
|
|
VALUE_IS_ARRAY = 0x40,
|
|
KEY_IS_OWNED = 0x80
|
|
};
|
|
struct RawData {
|
|
const char *data;
|
|
size_t size;
|
|
};
|
|
union VariantContent {
|
|
Float asFloat;
|
|
UInt asInteger;
|
|
CollectionData asCollection;
|
|
const char *asString;
|
|
struct {
|
|
const char *data;
|
|
size_t size;
|
|
} asRaw;
|
|
};
|
|
typedef int_t<ARDUINOJSON_SLOT_OFFSET_SIZE * 8>::type VariantSlotDiff;
|
|
class VariantSlot {
|
|
VariantContent _content;
|
|
uint8_t _flags;
|
|
VariantSlotDiff _next;
|
|
const char* _key;
|
|
public:
|
|
VariantData* data() {
|
|
return reinterpret_cast<VariantData*>(&_content);
|
|
}
|
|
const VariantData* data() const {
|
|
return reinterpret_cast<const VariantData*>(&_content);
|
|
}
|
|
VariantSlot* next() {
|
|
return _next ? this + _next : 0;
|
|
}
|
|
const VariantSlot* next() const {
|
|
return const_cast<VariantSlot*>(this)->next();
|
|
}
|
|
VariantSlot* next(size_t distance) {
|
|
VariantSlot* slot = this;
|
|
while (distance--) {
|
|
if (!slot->_next)
|
|
return 0;
|
|
slot += slot->_next;
|
|
}
|
|
return slot;
|
|
}
|
|
const VariantSlot* next(size_t distance) const {
|
|
return const_cast<VariantSlot*>(this)->next(distance);
|
|
}
|
|
void setNext(VariantSlot* slot) {
|
|
ARDUINOJSON_ASSERT(!slot || slot - this >=
|
|
numeric_limits<VariantSlotDiff>::lowest());
|
|
ARDUINOJSON_ASSERT(!slot || slot - this <=
|
|
numeric_limits<VariantSlotDiff>::highest());
|
|
_next = VariantSlotDiff(slot ? slot - this : 0);
|
|
}
|
|
void setNextNotNull(VariantSlot* slot) {
|
|
ARDUINOJSON_ASSERT(slot != 0);
|
|
ARDUINOJSON_ASSERT(slot - this >=
|
|
numeric_limits<VariantSlotDiff>::lowest());
|
|
ARDUINOJSON_ASSERT(slot - this <=
|
|
numeric_limits<VariantSlotDiff>::highest());
|
|
_next = VariantSlotDiff(slot - this);
|
|
}
|
|
void setKey(const char* k, storage_policies::store_by_copy) {
|
|
ARDUINOJSON_ASSERT(k != NULL);
|
|
_flags |= KEY_IS_OWNED;
|
|
_key = k;
|
|
}
|
|
void setKey(const char* k, storage_policies::store_by_address) {
|
|
ARDUINOJSON_ASSERT(k != NULL);
|
|
_flags &= VALUE_MASK;
|
|
_key = k;
|
|
}
|
|
const char* key() const {
|
|
return _key;
|
|
}
|
|
bool ownsKey() const {
|
|
return (_flags & KEY_IS_OWNED) != 0;
|
|
}
|
|
void clear() {
|
|
_next = 0;
|
|
_flags = 0;
|
|
_key = 0;
|
|
}
|
|
void movePointers(ptrdiff_t stringDistance, ptrdiff_t variantDistance) {
|
|
if (_flags & KEY_IS_OWNED)
|
|
_key += stringDistance;
|
|
if (_flags & VALUE_IS_OWNED)
|
|
_content.asString += stringDistance;
|
|
if (_flags & COLLECTION_MASK)
|
|
_content.asCollection.movePointers(stringDistance, variantDistance);
|
|
}
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#include <string.h>
|
|
#define JSON_STRING_SIZE(SIZE) (SIZE + 1)
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
class MemoryPool {
|
|
public:
|
|
MemoryPool(char* buf, size_t capa)
|
|
: _begin(buf),
|
|
_left(buf),
|
|
_right(buf ? buf + capa : 0),
|
|
_end(buf ? buf + capa : 0),
|
|
_overflowed(false) {
|
|
ARDUINOJSON_ASSERT(isAligned(_begin));
|
|
ARDUINOJSON_ASSERT(isAligned(_right));
|
|
ARDUINOJSON_ASSERT(isAligned(_end));
|
|
}
|
|
void* buffer() {
|
|
return _begin;
|
|
}
|
|
size_t capacity() const {
|
|
return size_t(_end - _begin);
|
|
}
|
|
size_t size() const {
|
|
return size_t(_left - _begin + _end - _right);
|
|
}
|
|
bool overflowed() const {
|
|
return _overflowed;
|
|
}
|
|
VariantSlot* allocVariant() {
|
|
return allocRight<VariantSlot>();
|
|
}
|
|
template <typename TAdaptedString>
|
|
const char* saveString(const TAdaptedString& str) {
|
|
if (str.isNull())
|
|
return 0;
|
|
#if ARDUINOJSON_ENABLE_STRING_DEDUPLICATION
|
|
const char* existingCopy = findString(str.begin());
|
|
if (existingCopy)
|
|
return existingCopy;
|
|
#endif
|
|
size_t n = str.size();
|
|
char* newCopy = allocString(n + 1);
|
|
if (newCopy) {
|
|
str.copyTo(newCopy, n);
|
|
newCopy[n] = 0; // force null-terminator
|
|
}
|
|
return newCopy;
|
|
}
|
|
void getFreeZone(char** zoneStart, size_t* zoneSize) const {
|
|
*zoneStart = _left;
|
|
*zoneSize = size_t(_right - _left);
|
|
}
|
|
const char* saveStringFromFreeZone(size_t len) {
|
|
#if ARDUINOJSON_ENABLE_STRING_DEDUPLICATION
|
|
const char* dup = findString(_left);
|
|
if (dup)
|
|
return dup;
|
|
#endif
|
|
const char* str = _left;
|
|
_left += len;
|
|
checkInvariants();
|
|
return str;
|
|
}
|
|
void markAsOverflowed() {
|
|
_overflowed = true;
|
|
}
|
|
void clear() {
|
|
_left = _begin;
|
|
_right = _end;
|
|
_overflowed = false;
|
|
}
|
|
bool canAlloc(size_t bytes) const {
|
|
return _left + bytes <= _right;
|
|
}
|
|
bool owns(void* p) const {
|
|
return _begin <= p && p < _end;
|
|
}
|
|
void* operator new(size_t, void* p) {
|
|
return p;
|
|
}
|
|
ptrdiff_t squash() {
|
|
char* new_right = addPadding(_left);
|
|
if (new_right >= _right)
|
|
return 0;
|
|
size_t right_size = static_cast<size_t>(_end - _right);
|
|
memmove(new_right, _right, right_size);
|
|
ptrdiff_t bytes_reclaimed = _right - new_right;
|
|
_right = new_right;
|
|
_end = new_right + right_size;
|
|
return bytes_reclaimed;
|
|
}
|
|
void movePointers(ptrdiff_t offset) {
|
|
_begin += offset;
|
|
_left += offset;
|
|
_right += offset;
|
|
_end += offset;
|
|
}
|
|
private:
|
|
void checkInvariants() {
|
|
ARDUINOJSON_ASSERT(_begin <= _left);
|
|
ARDUINOJSON_ASSERT(_left <= _right);
|
|
ARDUINOJSON_ASSERT(_right <= _end);
|
|
ARDUINOJSON_ASSERT(isAligned(_right));
|
|
}
|
|
#if ARDUINOJSON_ENABLE_STRING_DEDUPLICATION
|
|
template <typename TIterator>
|
|
const char* findString(TIterator str) {
|
|
for (char* next = _begin; next < _left; ++next) {
|
|
char* begin = next;
|
|
for (TIterator it = str; *it == *next; ++it) {
|
|
if (*next++ == 0)
|
|
return begin;
|
|
}
|
|
while (*next) ++next;
|
|
}
|
|
return 0;
|
|
}
|
|
#endif
|
|
char* allocString(size_t n) {
|
|
if (!canAlloc(n)) {
|
|
_overflowed = true;
|
|
return 0;
|
|
}
|
|
char* s = _left;
|
|
_left += n;
|
|
checkInvariants();
|
|
return s;
|
|
}
|
|
template <typename T>
|
|
T* allocRight() {
|
|
return reinterpret_cast<T*>(allocRight(sizeof(T)));
|
|
}
|
|
void* allocRight(size_t bytes) {
|
|
if (!canAlloc(bytes)) {
|
|
_overflowed = true;
|
|
return 0;
|
|
}
|
|
_right -= bytes;
|
|
return _right;
|
|
}
|
|
char *_begin, *_left, *_right, *_end;
|
|
bool _overflowed;
|
|
};
|
|
inline int safe_strcmp(const char* a, const char* b) {
|
|
if (a == b)
|
|
return 0;
|
|
if (!a)
|
|
return -1;
|
|
if (!b)
|
|
return 1;
|
|
return strcmp(a, b);
|
|
}
|
|
inline int safe_strncmp(const char* a, const char* b, size_t n) {
|
|
if (a == b)
|
|
return 0;
|
|
if (!a)
|
|
return -1;
|
|
if (!b)
|
|
return 1;
|
|
return strncmp(a, b, n);
|
|
}
|
|
template <typename>
|
|
struct IsString : false_type {};
|
|
template <typename T>
|
|
struct IsString<const T> : IsString<T> {};
|
|
template <typename T>
|
|
struct IsString<T&> : IsString<T> {};
|
|
class ConstRamStringAdapter {
|
|
public:
|
|
ConstRamStringAdapter(const char* str = 0) : _str(str) {}
|
|
int compare(const char* other) const {
|
|
return safe_strcmp(_str, other);
|
|
}
|
|
bool equals(const char* expected) const {
|
|
return compare(expected) == 0;
|
|
}
|
|
bool isNull() const {
|
|
return !_str;
|
|
}
|
|
size_t size() const {
|
|
if (!_str)
|
|
return 0;
|
|
return strlen(_str);
|
|
}
|
|
const char* data() const {
|
|
return _str;
|
|
}
|
|
const char* begin() const {
|
|
return _str;
|
|
}
|
|
typedef storage_policies::store_by_address storage_policy;
|
|
protected:
|
|
const char* _str;
|
|
};
|
|
template <>
|
|
struct IsString<const char*> : true_type {};
|
|
template <int N>
|
|
struct IsString<const char[N]> : true_type {};
|
|
inline ConstRamStringAdapter adaptString(const char* str) {
|
|
return ConstRamStringAdapter(str);
|
|
}
|
|
class RamStringAdapter : public ConstRamStringAdapter {
|
|
public:
|
|
RamStringAdapter(const char* str) : ConstRamStringAdapter(str) {}
|
|
void copyTo(char* p, size_t n) const {
|
|
memcpy(p, _str, n);
|
|
}
|
|
typedef ARDUINOJSON_NAMESPACE::storage_policies::store_by_copy storage_policy;
|
|
};
|
|
template <typename TChar>
|
|
inline RamStringAdapter adaptString(const TChar* str) {
|
|
return RamStringAdapter(reinterpret_cast<const char*>(str));
|
|
}
|
|
inline RamStringAdapter adaptString(char* str) {
|
|
return RamStringAdapter(str);
|
|
}
|
|
template <typename TChar>
|
|
struct IsString<TChar*> {
|
|
static const bool value = sizeof(TChar) == 1;
|
|
};
|
|
template <>
|
|
struct IsString<void*> {
|
|
static const bool value = false;
|
|
};
|
|
class SizedRamStringAdapter {
|
|
public:
|
|
SizedRamStringAdapter(const char* str, size_t n) : _str(str), _size(n) {}
|
|
int compare(const char* other) const {
|
|
return safe_strncmp(_str, other, _size);
|
|
}
|
|
bool equals(const char* expected) const {
|
|
return compare(expected) == 0;
|
|
}
|
|
bool isNull() const {
|
|
return !_str;
|
|
}
|
|
void copyTo(char* p, size_t n) const {
|
|
memcpy(p, _str, n);
|
|
}
|
|
size_t size() const {
|
|
return _size;
|
|
}
|
|
const char* begin() const {
|
|
return _str;
|
|
}
|
|
typedef storage_policies::store_by_copy storage_policy;
|
|
private:
|
|
const char* _str;
|
|
size_t _size;
|
|
};
|
|
template <typename TChar>
|
|
inline SizedRamStringAdapter adaptString(const TChar* str, size_t size) {
|
|
return SizedRamStringAdapter(reinterpret_cast<const char*>(str), size);
|
|
}
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if ARDUINOJSON_ENABLE_STD_STRING
|
|
#include <string>
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename TString>
|
|
class StdStringAdapter {
|
|
public:
|
|
StdStringAdapter(const TString& str) : _str(&str) {}
|
|
void copyTo(char* p, size_t n) const {
|
|
memcpy(p, _str->c_str(), n);
|
|
}
|
|
bool isNull() const {
|
|
return false;
|
|
}
|
|
int compare(const char* other) const {
|
|
if (!other)
|
|
return 1;
|
|
return _str->compare(other);
|
|
}
|
|
bool equals(const char* expected) const {
|
|
if (!expected)
|
|
return false;
|
|
return *_str == expected;
|
|
}
|
|
size_t size() const {
|
|
return _str->size();
|
|
}
|
|
const char* begin() const {
|
|
return _str->c_str();
|
|
}
|
|
typedef storage_policies::store_by_copy storage_policy;
|
|
private:
|
|
const TString* _str;
|
|
};
|
|
template <typename TCharTraits, typename TAllocator>
|
|
struct IsString<std::basic_string<char, TCharTraits, TAllocator> > : true_type {
|
|
};
|
|
template <typename TCharTraits, typename TAllocator>
|
|
inline StdStringAdapter<std::basic_string<char, TCharTraits, TAllocator> >
|
|
adaptString(const std::basic_string<char, TCharTraits, TAllocator>& str) {
|
|
return StdStringAdapter<std::basic_string<char, TCharTraits, TAllocator> >(
|
|
str);
|
|
}
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#endif
|
|
#if ARDUINOJSON_ENABLE_ARDUINO_STRING
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
class ArduinoStringAdapter {
|
|
public:
|
|
ArduinoStringAdapter(const ::String& str) : _str(&str) {}
|
|
void copyTo(char* p, size_t n) const {
|
|
memcpy(p, _str->c_str(), n);
|
|
}
|
|
bool isNull() const {
|
|
return !_str->c_str();
|
|
}
|
|
int compare(const char* other) const {
|
|
const char* me = _str->c_str();
|
|
return safe_strcmp(me, other);
|
|
}
|
|
bool equals(const char* expected) const {
|
|
return compare(expected) == 0;
|
|
}
|
|
size_t size() const {
|
|
return _str->length();
|
|
}
|
|
const char* begin() const {
|
|
return _str->c_str();
|
|
}
|
|
typedef storage_policies::store_by_copy storage_policy;
|
|
private:
|
|
const ::String* _str;
|
|
};
|
|
template <>
|
|
struct IsString< ::String> : true_type {};
|
|
template <>
|
|
struct IsString< ::StringSumHelper> : true_type {};
|
|
inline ArduinoStringAdapter adaptString(const ::String& str) {
|
|
return ArduinoStringAdapter(str);
|
|
}
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#endif
|
|
#if ARDUINOJSON_ENABLE_PROGMEM
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
struct pgm_p {
|
|
pgm_p(const char* p) : address(p) {}
|
|
const char* address;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#ifndef strlen_P
|
|
inline size_t strlen_P(ARDUINOJSON_NAMESPACE::pgm_p s) {
|
|
const char* p = s.address;
|
|
ARDUINOJSON_ASSERT(p != NULL);
|
|
while (pgm_read_byte(p)) p++;
|
|
return size_t(p - s.address);
|
|
}
|
|
#endif
|
|
#ifndef strncmp_P
|
|
inline int strncmp_P(const char* a, ARDUINOJSON_NAMESPACE::pgm_p b, size_t n) {
|
|
const char* s1 = a;
|
|
const char* s2 = b.address;
|
|
ARDUINOJSON_ASSERT(s1 != NULL);
|
|
ARDUINOJSON_ASSERT(s2 != NULL);
|
|
while (n-- > 0) {
|
|
char c1 = *s1++;
|
|
char c2 = static_cast<char>(pgm_read_byte(s2++));
|
|
if (c1 < c2)
|
|
return -1;
|
|
if (c1 > c2)
|
|
return 1;
|
|
if (c1 == 0 /* and c2 as well */)
|
|
return 0;
|
|
}
|
|
return 0;
|
|
}
|
|
#endif
|
|
#ifndef strcmp_P
|
|
inline int strcmp_P(const char* a, ARDUINOJSON_NAMESPACE::pgm_p b) {
|
|
const char* s1 = a;
|
|
const char* s2 = b.address;
|
|
ARDUINOJSON_ASSERT(s1 != NULL);
|
|
ARDUINOJSON_ASSERT(s2 != NULL);
|
|
for (;;) {
|
|
char c1 = *s1++;
|
|
char c2 = static_cast<char>(pgm_read_byte(s2++));
|
|
if (c1 < c2)
|
|
return -1;
|
|
if (c1 > c2)
|
|
return 1;
|
|
if (c1 == 0 /* and c2 as well */)
|
|
return 0;
|
|
}
|
|
}
|
|
#endif
|
|
#ifndef memcpy_P
|
|
inline void* memcpy_P(void* dst, ARDUINOJSON_NAMESPACE::pgm_p src, size_t n) {
|
|
uint8_t* d = reinterpret_cast<uint8_t*>(dst);
|
|
const char* s = src.address;
|
|
ARDUINOJSON_ASSERT(d != NULL);
|
|
ARDUINOJSON_ASSERT(s != NULL);
|
|
while (n-- > 0) {
|
|
*d++ = pgm_read_byte(s++);
|
|
}
|
|
return dst;
|
|
}
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
class FlashStringIterator {
|
|
public:
|
|
explicit FlashStringIterator(const __FlashStringHelper* ptr)
|
|
: _ptr(reinterpret_cast<const char*>(ptr)) {}
|
|
explicit FlashStringIterator(const char* ptr) : _ptr(ptr) {}
|
|
FlashStringIterator operator+(ptrdiff_t d) const {
|
|
return FlashStringIterator(_ptr + d);
|
|
}
|
|
ptrdiff_t operator-(FlashStringIterator other) const {
|
|
return _ptr - other._ptr;
|
|
}
|
|
FlashStringIterator operator++(int) {
|
|
return FlashStringIterator(_ptr++);
|
|
}
|
|
FlashStringIterator operator++() {
|
|
return FlashStringIterator(++_ptr);
|
|
}
|
|
bool operator!=(FlashStringIterator other) const {
|
|
return _ptr != other._ptr;
|
|
}
|
|
char operator*() const {
|
|
return char(pgm_read_byte(_ptr));
|
|
}
|
|
private:
|
|
const char* _ptr;
|
|
};
|
|
class FlashStringAdapter {
|
|
public:
|
|
FlashStringAdapter(const __FlashStringHelper* str) : _str(str) {}
|
|
int compare(const char* other) const {
|
|
if (!other && !_str)
|
|
return 0;
|
|
if (!_str)
|
|
return -1;
|
|
if (!other)
|
|
return 1;
|
|
return -strcmp_P(other, reinterpret_cast<const char*>(_str));
|
|
}
|
|
bool equals(const char* expected) const {
|
|
return compare(expected) == 0;
|
|
}
|
|
bool isNull() const {
|
|
return !_str;
|
|
}
|
|
void copyTo(char* p, size_t n) const {
|
|
memcpy_P(p, reinterpret_cast<const char*>(_str), n);
|
|
}
|
|
size_t size() const {
|
|
if (!_str)
|
|
return 0;
|
|
return strlen_P(reinterpret_cast<const char*>(_str));
|
|
}
|
|
FlashStringIterator begin() const {
|
|
return FlashStringIterator(_str);
|
|
}
|
|
typedef storage_policies::store_by_copy storage_policy;
|
|
private:
|
|
const __FlashStringHelper* _str;
|
|
};
|
|
inline FlashStringAdapter adaptString(const __FlashStringHelper* str) {
|
|
return FlashStringAdapter(str);
|
|
}
|
|
template <>
|
|
struct IsString<const __FlashStringHelper*> : true_type {};
|
|
class SizedFlashStringAdapter {
|
|
public:
|
|
SizedFlashStringAdapter(const __FlashStringHelper* str, size_t sz)
|
|
: _str(str), _size(sz) {}
|
|
int compare(const char* other) const {
|
|
if (!other && !_str)
|
|
return 0;
|
|
if (!_str)
|
|
return -1;
|
|
if (!other)
|
|
return 1;
|
|
return -strncmp_P(other, reinterpret_cast<const char*>(_str), _size);
|
|
}
|
|
bool equals(const char* expected) const {
|
|
return compare(expected) == 0;
|
|
}
|
|
bool isNull() const {
|
|
return !_str;
|
|
}
|
|
void copyTo(char* p, size_t n) const {
|
|
memcpy_P(p, reinterpret_cast<const char*>(_str), n);
|
|
}
|
|
size_t size() const {
|
|
return _size;
|
|
}
|
|
FlashStringIterator begin() const {
|
|
return FlashStringIterator(_str);
|
|
}
|
|
typedef storage_policies::store_by_copy storage_policy;
|
|
private:
|
|
const __FlashStringHelper* _str;
|
|
size_t _size;
|
|
};
|
|
inline SizedFlashStringAdapter adaptString(const __FlashStringHelper* str,
|
|
size_t sz) {
|
|
return SizedFlashStringAdapter(str, sz);
|
|
}
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename T>
|
|
class SerializedValue {
|
|
public:
|
|
explicit SerializedValue(T str) : _str(str) {}
|
|
operator T() const {
|
|
return _str;
|
|
}
|
|
const char* data() const {
|
|
return _str.c_str();
|
|
}
|
|
size_t size() const {
|
|
return _str.length();
|
|
}
|
|
private:
|
|
T _str;
|
|
};
|
|
template <typename TChar>
|
|
class SerializedValue<TChar*> {
|
|
public:
|
|
explicit SerializedValue(TChar* p, size_t n) : _data(p), _size(n) {}
|
|
operator TChar*() const {
|
|
return _data;
|
|
}
|
|
TChar* data() const {
|
|
return _data;
|
|
}
|
|
size_t size() const {
|
|
return _size;
|
|
}
|
|
private:
|
|
TChar* _data;
|
|
size_t _size;
|
|
};
|
|
template <typename T>
|
|
inline SerializedValue<T> serialized(T str) {
|
|
return SerializedValue<T>(str);
|
|
}
|
|
template <typename TChar>
|
|
inline SerializedValue<TChar*> serialized(TChar* p) {
|
|
return SerializedValue<TChar*>(p, adaptString(p).size());
|
|
}
|
|
template <typename TChar>
|
|
inline SerializedValue<TChar*> serialized(TChar* p, size_t n) {
|
|
return SerializedValue<TChar*>(p, n);
|
|
}
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if defined(__clang__)
|
|
#pragma clang diagnostic push
|
|
#pragma clang diagnostic ignored "-Wconversion"
|
|
#elif defined(__GNUC__)
|
|
#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)
|
|
#pragma GCC diagnostic push
|
|
#endif
|
|
#pragma GCC diagnostic ignored "-Wconversion"
|
|
#endif
|
|
#include <stdlib.h>
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
#ifndef isnan
|
|
template <typename T>
|
|
bool isnan(T x) {
|
|
return x != x;
|
|
}
|
|
#endif
|
|
#ifndef isinf
|
|
template <typename T>
|
|
bool isinf(T x) {
|
|
return x != 0.0 && x * 2 == x;
|
|
}
|
|
#endif
|
|
template <typename T, typename F>
|
|
struct alias_cast_t {
|
|
union {
|
|
F raw;
|
|
T data;
|
|
};
|
|
};
|
|
template <typename T, typename F>
|
|
T alias_cast(F raw_data) {
|
|
alias_cast_t<T, F> ac;
|
|
ac.raw = raw_data;
|
|
return ac.data;
|
|
}
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if ARDUINOJSON_ENABLE_PROGMEM
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename T>
|
|
typename enable_if<is_pointer<T>::value, T>::type pgm_read(const void* p) {
|
|
return reinterpret_cast<T>(pgm_read_ptr(p));
|
|
}
|
|
template <typename T>
|
|
typename enable_if<is_floating_point<T>::value &&
|
|
sizeof(T) == sizeof(float), // on AVR sizeof(double) ==
|
|
T>::type
|
|
pgm_read(const void* p) {
|
|
return pgm_read_float(p);
|
|
}
|
|
template <typename T>
|
|
typename enable_if<is_same<T, uint32_t>::value, T>::type pgm_read(
|
|
const void* p) {
|
|
return pgm_read_dword(p);
|
|
}
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#ifndef ARDUINOJSON_DEFINE_STATIC_ARRAY
|
|
#define ARDUINOJSON_DEFINE_STATIC_ARRAY(type, name, value) \
|
|
static type const name[] PROGMEM = value;
|
|
#endif
|
|
#ifndef ARDUINOJSON_READ_STATIC_ARRAY
|
|
#define ARDUINOJSON_READ_STATIC_ARRAY(type, name, index) \
|
|
pgm_read<type>(name + index)
|
|
#endif
|
|
#else // i.e. ARDUINOJSON_ENABLE_PROGMEM == 0
|
|
#ifndef ARDUINOJSON_DEFINE_STATIC_ARRAY
|
|
#define ARDUINOJSON_DEFINE_STATIC_ARRAY(type, name, value) \
|
|
static type const name[] = value;
|
|
#endif
|
|
#ifndef ARDUINOJSON_READ_STATIC_ARRAY
|
|
#define ARDUINOJSON_READ_STATIC_ARRAY(type, name, index) name[index]
|
|
#endif
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename T, size_t = sizeof(T)>
|
|
struct FloatTraits {};
|
|
template <typename T>
|
|
struct FloatTraits<T, 8 /*64bits*/> {
|
|
typedef uint64_t mantissa_type;
|
|
static const short mantissa_bits = 52;
|
|
static const mantissa_type mantissa_max =
|
|
(mantissa_type(1) << mantissa_bits) - 1;
|
|
typedef int16_t exponent_type;
|
|
static const exponent_type exponent_max = 308;
|
|
template <typename TExponent>
|
|
static T make_float(T m, TExponent e) {
|
|
if (e > 0) {
|
|
for (uint8_t index = 0; e != 0; index++) {
|
|
if (e & 1)
|
|
m *= positiveBinaryPowerOfTen(index);
|
|
e >>= 1;
|
|
}
|
|
} else {
|
|
e = TExponent(-e);
|
|
for (uint8_t index = 0; e != 0; index++) {
|
|
if (e & 1)
|
|
m *= negativeBinaryPowerOfTen(index);
|
|
e >>= 1;
|
|
}
|
|
}
|
|
return m;
|
|
}
|
|
static T positiveBinaryPowerOfTen(int index) {
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY( //
|
|
uint32_t, factors,
|
|
ARDUINOJSON_EXPAND18({
|
|
0x40240000, 0x00000000, // 1e1
|
|
0x40590000, 0x00000000, // 1e2
|
|
0x40C38800, 0x00000000, // 1e4
|
|
0x4197D784, 0x00000000, // 1e8
|
|
0x4341C379, 0x37E08000, // 1e16
|
|
0x4693B8B5, 0xB5056E17, // 1e32
|
|
0x4D384F03, 0xE93FF9F5, // 1e64
|
|
0x5A827748, 0xF9301D32, // 1e128
|
|
0x75154FDD, 0x7F73BF3C // 1e256
|
|
}));
|
|
return forge(
|
|
ARDUINOJSON_READ_STATIC_ARRAY(uint32_t, factors, 2 * index),
|
|
ARDUINOJSON_READ_STATIC_ARRAY(uint32_t, factors, 2 * index + 1));
|
|
}
|
|
static T negativeBinaryPowerOfTen(int index) {
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY( //
|
|
uint32_t, factors,
|
|
ARDUINOJSON_EXPAND18({
|
|
0x3FB99999, 0x9999999A, // 1e-1
|
|
0x3F847AE1, 0x47AE147B, // 1e-2
|
|
0x3F1A36E2, 0xEB1C432D, // 1e-4
|
|
0x3E45798E, 0xE2308C3A, // 1e-8
|
|
0x3C9CD2B2, 0x97D889BC, // 1e-16
|
|
0x3949F623, 0xD5A8A733, // 1e-32
|
|
0x32A50FFD, 0x44F4A73D, // 1e-64
|
|
0x255BBA08, 0xCF8C979D, // 1e-128
|
|
0x0AC80628, 0x64AC6F43 // 1e-256
|
|
}));
|
|
return forge(
|
|
ARDUINOJSON_READ_STATIC_ARRAY(uint32_t, factors, 2 * index),
|
|
ARDUINOJSON_READ_STATIC_ARRAY(uint32_t, factors, 2 * index + 1));
|
|
}
|
|
static T negativeBinaryPowerOfTenPlusOne(int index) {
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY( //
|
|
uint32_t, factors,
|
|
ARDUINOJSON_EXPAND18({
|
|
0x3FF00000, 0x00000000, // 1e0
|
|
0x3FB99999, 0x9999999A, // 1e-1
|
|
0x3F50624D, 0xD2F1A9FC, // 1e-3
|
|
0x3E7AD7F2, 0x9ABCAF48, // 1e-7
|
|
0x3CD203AF, 0x9EE75616, // 1e-15
|
|
0x398039D6, 0x65896880, // 1e-31
|
|
0x32DA53FC, 0x9631D10D, // 1e-63
|
|
0x25915445, 0x81B7DEC2, // 1e-127
|
|
0x0AFE07B2, 0x7DD78B14 // 1e-255
|
|
}));
|
|
return forge(
|
|
ARDUINOJSON_READ_STATIC_ARRAY(uint32_t, factors, 2 * index),
|
|
ARDUINOJSON_READ_STATIC_ARRAY(uint32_t, factors, 2 * index + 1));
|
|
}
|
|
static T nan() {
|
|
return forge(0x7ff80000, 0x00000000);
|
|
}
|
|
static T inf() {
|
|
return forge(0x7ff00000, 0x00000000);
|
|
}
|
|
static T highest() {
|
|
return forge(0x7FEFFFFF, 0xFFFFFFFF);
|
|
}
|
|
static T lowest() {
|
|
return forge(0xFFEFFFFF, 0xFFFFFFFF);
|
|
}
|
|
static T forge(uint32_t msb, uint32_t lsb) {
|
|
return alias_cast<T>((uint64_t(msb) << 32) | lsb);
|
|
}
|
|
};
|
|
template <typename T>
|
|
struct FloatTraits<T, 4 /*32bits*/> {
|
|
typedef uint32_t mantissa_type;
|
|
static const short mantissa_bits = 23;
|
|
static const mantissa_type mantissa_max =
|
|
(mantissa_type(1) << mantissa_bits) - 1;
|
|
typedef int8_t exponent_type;
|
|
static const exponent_type exponent_max = 38;
|
|
template <typename TExponent>
|
|
static T make_float(T m, TExponent e) {
|
|
if (e > 0) {
|
|
for (uint8_t index = 0; e != 0; index++) {
|
|
if (e & 1)
|
|
m *= positiveBinaryPowerOfTen(index);
|
|
e >>= 1;
|
|
}
|
|
} else {
|
|
e = -e;
|
|
for (uint8_t index = 0; e != 0; index++) {
|
|
if (e & 1)
|
|
m *= negativeBinaryPowerOfTen(index);
|
|
e >>= 1;
|
|
}
|
|
}
|
|
return m;
|
|
}
|
|
static T positiveBinaryPowerOfTen(int index) {
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY(
|
|
T, factors,
|
|
ARDUINOJSON_EXPAND6({1e1f, 1e2f, 1e4f, 1e8f, 1e16f, 1e32f}));
|
|
return ARDUINOJSON_READ_STATIC_ARRAY(T, factors, index);
|
|
}
|
|
static T negativeBinaryPowerOfTen(int index) {
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY(
|
|
T, factors,
|
|
ARDUINOJSON_EXPAND6({1e-1f, 1e-2f, 1e-4f, 1e-8f, 1e-16f, 1e-32f}));
|
|
return ARDUINOJSON_READ_STATIC_ARRAY(T, factors, index);
|
|
}
|
|
static T negativeBinaryPowerOfTenPlusOne(int index) {
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY(
|
|
T, factors,
|
|
ARDUINOJSON_EXPAND6({1e0f, 1e-1f, 1e-3f, 1e-7f, 1e-15f, 1e-31f}));
|
|
return ARDUINOJSON_READ_STATIC_ARRAY(T, factors, index);
|
|
}
|
|
static T forge(uint32_t bits) {
|
|
return alias_cast<T>(bits);
|
|
}
|
|
static T nan() {
|
|
return forge(0x7fc00000);
|
|
}
|
|
static T inf() {
|
|
return forge(0x7f800000);
|
|
}
|
|
static T highest() {
|
|
return forge(0x7f7fffff);
|
|
}
|
|
static T lowest() {
|
|
return forge(0xFf7fffff);
|
|
}
|
|
};
|
|
template <typename TOut, typename TIn>
|
|
typename enable_if<is_integral<TOut>::value && sizeof(TOut) <= sizeof(TIn),
|
|
bool>::type
|
|
canStorePositiveInteger(TIn value) {
|
|
return value <= TIn(numeric_limits<TOut>::highest());
|
|
}
|
|
template <typename TOut, typename TIn>
|
|
typename enable_if<is_integral<TOut>::value && sizeof(TIn) < sizeof(TOut),
|
|
bool>::type
|
|
canStorePositiveInteger(TIn) {
|
|
return true;
|
|
}
|
|
template <typename TOut, typename TIn>
|
|
typename enable_if<is_floating_point<TOut>::value, bool>::type
|
|
canStorePositiveInteger(TIn) {
|
|
return true;
|
|
}
|
|
template <typename TOut, typename TIn>
|
|
typename enable_if<is_floating_point<TOut>::value, bool>::type
|
|
canStoreNegativeInteger(TIn) {
|
|
return true;
|
|
}
|
|
template <typename TOut, typename TIn>
|
|
typename enable_if<is_integral<TOut>::value && is_signed<TOut>::value &&
|
|
sizeof(TOut) <= sizeof(TIn),
|
|
bool>::type
|
|
canStoreNegativeInteger(TIn value) {
|
|
return value <= TIn(numeric_limits<TOut>::highest()) + 1;
|
|
}
|
|
template <typename TOut, typename TIn>
|
|
typename enable_if<is_integral<TOut>::value && is_signed<TOut>::value &&
|
|
sizeof(TIn) < sizeof(TOut),
|
|
bool>::type
|
|
canStoreNegativeInteger(TIn) {
|
|
return true;
|
|
}
|
|
template <typename TOut, typename TIn>
|
|
typename enable_if<is_integral<TOut>::value && is_unsigned<TOut>::value,
|
|
bool>::type
|
|
canStoreNegativeInteger(TIn) {
|
|
return false;
|
|
}
|
|
template <typename TOut, typename TIn>
|
|
TOut convertPositiveInteger(TIn value) {
|
|
return canStorePositiveInteger<TOut>(value) ? TOut(value) : 0;
|
|
}
|
|
template <typename TOut, typename TIn>
|
|
TOut convertNegativeInteger(TIn value) {
|
|
return canStoreNegativeInteger<TOut>(value) ? TOut(~value + 1) : 0;
|
|
}
|
|
template <typename TOut, typename TIn>
|
|
typename enable_if<is_floating_point<TOut>::value, TOut>::type convertFloat(
|
|
TIn value) {
|
|
return TOut(value);
|
|
}
|
|
template <typename TOut, typename TIn>
|
|
typename enable_if<!is_floating_point<TOut>::value, TOut>::type convertFloat(
|
|
TIn value) {
|
|
return value >= numeric_limits<TOut>::lowest() &&
|
|
value <= numeric_limits<TOut>::highest()
|
|
? TOut(value)
|
|
: 0;
|
|
}
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if defined(__clang__)
|
|
#pragma clang diagnostic pop
|
|
#elif defined(__GNUC__)
|
|
#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)
|
|
#pragma GCC diagnostic pop
|
|
#endif
|
|
#endif
|
|
#if defined(__GNUC__)
|
|
#if __GNUC__ >= 7
|
|
#pragma GCC diagnostic push
|
|
#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
|
|
#pragma GCC diagnostic ignored "-Wuninitialized"
|
|
#endif
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
class VariantData {
|
|
VariantContent _content; // must be first to allow cast from array to variant
|
|
uint8_t _flags;
|
|
public:
|
|
void init() {
|
|
_flags = 0;
|
|
}
|
|
template <typename TVisitor>
|
|
typename TVisitor::result_type accept(TVisitor &visitor) const {
|
|
switch (type()) {
|
|
case VALUE_IS_FLOAT:
|
|
return visitor.visitFloat(_content.asFloat);
|
|
case VALUE_IS_ARRAY:
|
|
return visitor.visitArray(_content.asCollection);
|
|
case VALUE_IS_OBJECT:
|
|
return visitor.visitObject(_content.asCollection);
|
|
case VALUE_IS_LINKED_STRING:
|
|
case VALUE_IS_OWNED_STRING:
|
|
return visitor.visitString(_content.asString);
|
|
case VALUE_IS_OWNED_RAW:
|
|
case VALUE_IS_LINKED_RAW:
|
|
return visitor.visitRawJson(_content.asRaw.data, _content.asRaw.size);
|
|
case VALUE_IS_NEGATIVE_INTEGER:
|
|
return visitor.visitNegativeInteger(_content.asInteger);
|
|
case VALUE_IS_POSITIVE_INTEGER:
|
|
return visitor.visitPositiveInteger(_content.asInteger);
|
|
case VALUE_IS_BOOLEAN:
|
|
return visitor.visitBoolean(_content.asInteger != 0);
|
|
default:
|
|
return visitor.visitNull();
|
|
}
|
|
}
|
|
template <typename T>
|
|
T asIntegral() const;
|
|
template <typename T>
|
|
T asFloat() const;
|
|
const char *asString() const;
|
|
bool asBoolean() const;
|
|
CollectionData *asArray() {
|
|
return isArray() ? &_content.asCollection : 0;
|
|
}
|
|
const CollectionData *asArray() const {
|
|
return const_cast<VariantData *>(this)->asArray();
|
|
}
|
|
CollectionData *asObject() {
|
|
return isObject() ? &_content.asCollection : 0;
|
|
}
|
|
const CollectionData *asObject() const {
|
|
return const_cast<VariantData *>(this)->asObject();
|
|
}
|
|
bool copyFrom(const VariantData &src, MemoryPool *pool) {
|
|
switch (src.type()) {
|
|
case VALUE_IS_ARRAY:
|
|
return toArray().copyFrom(src._content.asCollection, pool);
|
|
case VALUE_IS_OBJECT:
|
|
return toObject().copyFrom(src._content.asCollection, pool);
|
|
case VALUE_IS_OWNED_STRING:
|
|
return setString(RamStringAdapter(src._content.asString), pool);
|
|
case VALUE_IS_OWNED_RAW:
|
|
return setOwnedRaw(
|
|
serialized(src._content.asRaw.data, src._content.asRaw.size), pool);
|
|
default:
|
|
setType(src.type());
|
|
_content = src._content;
|
|
return true;
|
|
}
|
|
}
|
|
bool isArray() const {
|
|
return (_flags & VALUE_IS_ARRAY) != 0;
|
|
}
|
|
bool isBoolean() const {
|
|
return type() == VALUE_IS_BOOLEAN;
|
|
}
|
|
bool isCollection() const {
|
|
return (_flags & COLLECTION_MASK) != 0;
|
|
}
|
|
template <typename T>
|
|
bool isInteger() const {
|
|
switch (type()) {
|
|
case VALUE_IS_POSITIVE_INTEGER:
|
|
return canStorePositiveInteger<T>(_content.asInteger);
|
|
case VALUE_IS_NEGATIVE_INTEGER:
|
|
return canStoreNegativeInteger<T>(_content.asInteger);
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
bool isFloat() const {
|
|
return type() == VALUE_IS_FLOAT || type() == VALUE_IS_POSITIVE_INTEGER ||
|
|
type() == VALUE_IS_NEGATIVE_INTEGER;
|
|
}
|
|
bool isString() const {
|
|
return type() == VALUE_IS_LINKED_STRING || type() == VALUE_IS_OWNED_STRING;
|
|
}
|
|
bool isObject() const {
|
|
return (_flags & VALUE_IS_OBJECT) != 0;
|
|
}
|
|
bool isNull() const {
|
|
return type() == VALUE_IS_NULL;
|
|
}
|
|
bool isEnclosed() const {
|
|
return !isFloat();
|
|
}
|
|
void remove(size_t index) {
|
|
if (isArray())
|
|
_content.asCollection.removeElement(index);
|
|
}
|
|
template <typename TAdaptedString>
|
|
void remove(TAdaptedString key) {
|
|
if (isObject())
|
|
_content.asCollection.removeMember(key);
|
|
}
|
|
void setBoolean(bool value) {
|
|
setType(VALUE_IS_BOOLEAN);
|
|
_content.asInteger = static_cast<UInt>(value);
|
|
}
|
|
void setFloat(Float value) {
|
|
setType(VALUE_IS_FLOAT);
|
|
_content.asFloat = value;
|
|
}
|
|
void setLinkedRaw(SerializedValue<const char *> value) {
|
|
if (value.data()) {
|
|
setType(VALUE_IS_LINKED_RAW);
|
|
_content.asRaw.data = value.data();
|
|
_content.asRaw.size = value.size();
|
|
} else {
|
|
setType(VALUE_IS_NULL);
|
|
}
|
|
}
|
|
template <typename T>
|
|
bool setOwnedRaw(SerializedValue<T> value, MemoryPool *pool) {
|
|
const char *dup = pool->saveString(adaptString(value.data(), value.size()));
|
|
if (dup) {
|
|
setType(VALUE_IS_OWNED_RAW);
|
|
_content.asRaw.data = dup;
|
|
_content.asRaw.size = value.size();
|
|
return true;
|
|
} else {
|
|
setType(VALUE_IS_NULL);
|
|
return false;
|
|
}
|
|
}
|
|
template <typename T>
|
|
typename enable_if<is_unsigned<T>::value>::type setInteger(T value) {
|
|
setUnsignedInteger(value);
|
|
}
|
|
template <typename T>
|
|
typename enable_if<is_signed<T>::value>::type setInteger(T value) {
|
|
setSignedInteger(value);
|
|
}
|
|
template <typename T>
|
|
void setSignedInteger(T value) {
|
|
if (value >= 0) {
|
|
setPositiveInteger(static_cast<UInt>(value));
|
|
} else {
|
|
setNegativeInteger(~static_cast<UInt>(value) + 1);
|
|
}
|
|
}
|
|
void setUnsignedInteger(UInt value) {
|
|
setType(VALUE_IS_POSITIVE_INTEGER);
|
|
_content.asInteger = static_cast<UInt>(value);
|
|
}
|
|
void setPositiveInteger(UInt value) {
|
|
setType(VALUE_IS_POSITIVE_INTEGER);
|
|
_content.asInteger = value;
|
|
}
|
|
void setNegativeInteger(UInt value) {
|
|
setType(VALUE_IS_NEGATIVE_INTEGER);
|
|
_content.asInteger = value;
|
|
}
|
|
void setNull() {
|
|
setType(VALUE_IS_NULL);
|
|
}
|
|
void setStringPointer(const char *s, storage_policies::store_by_copy) {
|
|
setType(VALUE_IS_OWNED_STRING);
|
|
_content.asString = s;
|
|
}
|
|
void setStringPointer(const char *s, storage_policies::store_by_address) {
|
|
setType(VALUE_IS_LINKED_STRING);
|
|
_content.asString = s;
|
|
}
|
|
template <typename TAdaptedString>
|
|
bool setString(TAdaptedString value, MemoryPool *pool) {
|
|
return setString(value, pool, typename TAdaptedString::storage_policy());
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline bool setString(TAdaptedString value, MemoryPool *pool,
|
|
storage_policies::decide_at_runtime) {
|
|
if (value.isStatic())
|
|
return setString(value, pool, storage_policies::store_by_address());
|
|
else
|
|
return setString(value, pool, storage_policies::store_by_copy());
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline bool setString(TAdaptedString value, MemoryPool *,
|
|
storage_policies::store_by_address) {
|
|
if (value.isNull())
|
|
setNull();
|
|
else
|
|
setStringPointer(value.data(), storage_policies::store_by_address());
|
|
return true;
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline bool setString(TAdaptedString value, MemoryPool *pool,
|
|
storage_policies::store_by_copy) {
|
|
if (value.isNull()) {
|
|
setNull();
|
|
return true;
|
|
}
|
|
const char *copy = pool->saveString(value);
|
|
if (!copy) {
|
|
setNull();
|
|
return false;
|
|
}
|
|
setStringPointer(copy, storage_policies::store_by_copy());
|
|
return true;
|
|
}
|
|
CollectionData &toArray() {
|
|
setType(VALUE_IS_ARRAY);
|
|
_content.asCollection.clear();
|
|
return _content.asCollection;
|
|
}
|
|
CollectionData &toObject() {
|
|
setType(VALUE_IS_OBJECT);
|
|
_content.asCollection.clear();
|
|
return _content.asCollection;
|
|
}
|
|
size_t memoryUsage() const {
|
|
switch (type()) {
|
|
case VALUE_IS_OWNED_STRING:
|
|
return strlen(_content.asString) + 1;
|
|
case VALUE_IS_OWNED_RAW:
|
|
return _content.asRaw.size;
|
|
case VALUE_IS_OBJECT:
|
|
case VALUE_IS_ARRAY:
|
|
return _content.asCollection.memoryUsage();
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
size_t nesting() const {
|
|
return isCollection() ? _content.asCollection.nesting() : 0;
|
|
}
|
|
size_t size() const {
|
|
return isCollection() ? _content.asCollection.size() : 0;
|
|
}
|
|
VariantData *addElement(MemoryPool *pool) {
|
|
if (isNull())
|
|
toArray();
|
|
if (!isArray())
|
|
return 0;
|
|
return _content.asCollection.addElement(pool);
|
|
}
|
|
VariantData *getElement(size_t index) const {
|
|
return isArray() ? _content.asCollection.getElement(index) : 0;
|
|
}
|
|
VariantData *getOrAddElement(size_t index, MemoryPool *pool) {
|
|
if (isNull())
|
|
toArray();
|
|
if (!isArray())
|
|
return 0;
|
|
return _content.asCollection.getOrAddElement(index, pool);
|
|
}
|
|
template <typename TAdaptedString>
|
|
VariantData *getMember(TAdaptedString key) const {
|
|
return isObject() ? _content.asCollection.getMember(key) : 0;
|
|
}
|
|
template <typename TAdaptedString>
|
|
VariantData *getOrAddMember(TAdaptedString key, MemoryPool *pool) {
|
|
if (isNull())
|
|
toObject();
|
|
if (!isObject())
|
|
return 0;
|
|
return _content.asCollection.getOrAddMember(key, pool);
|
|
}
|
|
void movePointers(ptrdiff_t stringDistance, ptrdiff_t variantDistance) {
|
|
if (_flags & VALUE_IS_OWNED)
|
|
_content.asString += stringDistance;
|
|
if (_flags & COLLECTION_MASK)
|
|
_content.asCollection.movePointers(stringDistance, variantDistance);
|
|
}
|
|
uint8_t type() const {
|
|
return _flags & VALUE_MASK;
|
|
}
|
|
private:
|
|
void setType(uint8_t t) {
|
|
_flags &= KEY_IS_OWNED;
|
|
_flags |= t;
|
|
}
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if defined(__GNUC__)
|
|
#if __GNUC__ >= 8
|
|
#pragma GCC diagnostic pop
|
|
#endif
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename TAdaptedString>
|
|
inline bool slotSetKey(VariantSlot* var, TAdaptedString key, MemoryPool* pool) {
|
|
if (!var)
|
|
return false;
|
|
return slotSetKey(var, key, pool, typename TAdaptedString::storage_policy());
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline bool slotSetKey(VariantSlot* var, TAdaptedString key, MemoryPool* pool,
|
|
storage_policies::decide_at_runtime) {
|
|
if (key.isStatic()) {
|
|
return slotSetKey(var, key, pool, storage_policies::store_by_address());
|
|
} else {
|
|
return slotSetKey(var, key, pool, storage_policies::store_by_copy());
|
|
}
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline bool slotSetKey(VariantSlot* var, TAdaptedString key, MemoryPool*,
|
|
storage_policies::store_by_address) {
|
|
ARDUINOJSON_ASSERT(var);
|
|
var->setKey(key.data(), storage_policies::store_by_address());
|
|
return true;
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline bool slotSetKey(VariantSlot* var, TAdaptedString key, MemoryPool* pool,
|
|
storage_policies::store_by_copy) {
|
|
const char* dup = pool->saveString(key);
|
|
if (!dup)
|
|
return false;
|
|
ARDUINOJSON_ASSERT(var);
|
|
var->setKey(dup, storage_policies::store_by_copy());
|
|
return true;
|
|
}
|
|
inline size_t slotSize(const VariantSlot* var) {
|
|
size_t n = 0;
|
|
while (var) {
|
|
n++;
|
|
var = var->next();
|
|
}
|
|
return n;
|
|
}
|
|
inline VariantData* slotData(VariantSlot* slot) {
|
|
return reinterpret_cast<VariantData*>(slot);
|
|
}
|
|
template <typename TResult>
|
|
struct Visitor {
|
|
typedef TResult result_type;
|
|
};
|
|
struct Visitable {
|
|
};
|
|
template <typename T>
|
|
struct IsVisitable : is_base_of<Visitable, T> {};
|
|
template <typename T>
|
|
struct IsVisitable<T&> : IsVisitable<T> {};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if ARDUINOJSON_ENABLE_ARDUINO_STRING
|
|
#endif
|
|
#if ARDUINOJSON_ENABLE_STD_STRING
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename>
|
|
struct IsWriteableString : false_type {};
|
|
#if ARDUINOJSON_ENABLE_ARDUINO_STRING
|
|
template <>
|
|
struct IsWriteableString< ::String> : true_type {};
|
|
#endif
|
|
#if ARDUINOJSON_ENABLE_STD_STRING
|
|
template <typename TCharTraits, typename TAllocator>
|
|
struct IsWriteableString<std::basic_string<char, TCharTraits, TAllocator> >
|
|
: true_type {};
|
|
#endif
|
|
class ArrayRef;
|
|
class ArrayConstRef;
|
|
class ObjectRef;
|
|
class ObjectConstRef;
|
|
class VariantRef;
|
|
class VariantConstRef;
|
|
template <typename T>
|
|
struct VariantAs {
|
|
typedef T type;
|
|
};
|
|
template <>
|
|
struct VariantAs<char*> {
|
|
typedef const char* type;
|
|
};
|
|
template <typename T>
|
|
struct VariantConstAs {
|
|
typedef typename VariantAs<T>::type type;
|
|
};
|
|
template <>
|
|
struct VariantConstAs<VariantRef> {
|
|
typedef VariantConstRef type;
|
|
};
|
|
template <>
|
|
struct VariantConstAs<ObjectRef> {
|
|
typedef ObjectConstRef type;
|
|
};
|
|
template <>
|
|
struct VariantConstAs<ArrayRef> {
|
|
typedef ArrayConstRef type;
|
|
};
|
|
template <typename T>
|
|
inline typename enable_if<is_integral<T>::value && !is_same<bool, T>::value,
|
|
T>::type
|
|
variantAs(const VariantData* data) {
|
|
ARDUINOJSON_ASSERT_INTEGER_TYPE_IS_SUPPORTED(T);
|
|
return data != 0 ? data->asIntegral<T>() : T(0);
|
|
}
|
|
template <typename T>
|
|
inline typename enable_if<is_enum<T>::value, T>::type variantAs(
|
|
const VariantData* data) {
|
|
return data != 0 ? static_cast<T>(data->asIntegral<int>()) : T();
|
|
}
|
|
template <typename T>
|
|
inline typename enable_if<is_same<T, bool>::value, T>::type variantAs(
|
|
const VariantData* data) {
|
|
return data != 0 ? data->asBoolean() : false;
|
|
}
|
|
template <typename T>
|
|
inline typename enable_if<is_floating_point<T>::value, T>::type variantAs(
|
|
const VariantData* data) {
|
|
return data != 0 ? data->asFloat<T>() : T(0);
|
|
}
|
|
template <typename T>
|
|
inline typename enable_if<is_same<T, const char*>::value ||
|
|
is_same<T, char*>::value,
|
|
const char*>::type
|
|
variantAs(const VariantData* data) {
|
|
return data != 0 ? data->asString() : 0;
|
|
}
|
|
template <typename T>
|
|
T variantAs(VariantData* data, MemoryPool*) {
|
|
return variantAs<T>(data);
|
|
}
|
|
template <typename T>
|
|
inline typename enable_if<is_same<ArrayConstRef, T>::value, T>::type variantAs(
|
|
const VariantData* data);
|
|
template <typename T>
|
|
inline typename enable_if<is_same<ObjectConstRef, T>::value, T>::type variantAs(
|
|
const VariantData* data);
|
|
template <typename T>
|
|
inline typename enable_if<is_same<VariantConstRef, T>::value, T>::type
|
|
variantAs(const VariantData* data);
|
|
template <typename T>
|
|
inline typename enable_if<IsWriteableString<T>::value, T>::type variantAs(
|
|
const VariantData* data);
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#ifdef _MSC_VER // Visual Studio
|
|
#define FORCE_INLINE // __forceinline causes C4714 when returning std::string
|
|
#define NO_INLINE __declspec(noinline)
|
|
#define DEPRECATED(msg) __declspec(deprecated(msg))
|
|
#elif defined(__GNUC__) // GCC or Clang
|
|
#define FORCE_INLINE __attribute__((always_inline))
|
|
#define NO_INLINE __attribute__((noinline))
|
|
#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5)
|
|
#define DEPRECATED(msg) __attribute__((deprecated(msg)))
|
|
#else
|
|
#define DEPRECATED(msg) __attribute__((deprecated))
|
|
#endif
|
|
#else // Other compilers
|
|
#define FORCE_INLINE
|
|
#define NO_INLINE
|
|
#define DEPRECATED(msg)
|
|
#endif
|
|
#if __cplusplus >= 201103L
|
|
#define NOEXCEPT noexcept
|
|
#else
|
|
#define NOEXCEPT throw()
|
|
#endif
|
|
#if defined(__has_attribute)
|
|
#if __has_attribute(no_sanitize)
|
|
#define ARDUINOJSON_NO_SANITIZE(check) __attribute__((no_sanitize(check)))
|
|
#else
|
|
#define ARDUINOJSON_NO_SANITIZE(check)
|
|
#endif
|
|
#else
|
|
#define ARDUINOJSON_NO_SANITIZE(check)
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename TVisitor>
|
|
inline typename TVisitor::result_type variantAccept(const VariantData *var,
|
|
TVisitor &visitor) {
|
|
if (var != 0)
|
|
return var->accept(visitor);
|
|
else
|
|
return visitor.visitNull();
|
|
}
|
|
inline const CollectionData *variantAsArray(const VariantData *var) {
|
|
return var != 0 ? var->asArray() : 0;
|
|
}
|
|
inline const CollectionData *variantAsObject(const VariantData *var) {
|
|
return var != 0 ? var->asObject() : 0;
|
|
}
|
|
inline CollectionData *variantAsObject(VariantData *var) {
|
|
return var != 0 ? var->asObject() : 0;
|
|
}
|
|
inline bool variantCopyFrom(VariantData *dst, const VariantData *src,
|
|
MemoryPool *pool) {
|
|
if (!dst)
|
|
return false;
|
|
if (!src) {
|
|
dst->setNull();
|
|
return true;
|
|
}
|
|
return dst->copyFrom(*src, pool);
|
|
}
|
|
inline int variantCompare(const VariantData *a, const VariantData *b);
|
|
inline bool variantIsArray(const VariantData *var) {
|
|
return var && var->isArray();
|
|
}
|
|
inline bool variantIsBoolean(const VariantData *var) {
|
|
return var && var->isBoolean();
|
|
}
|
|
template <typename T>
|
|
inline bool variantIsInteger(const VariantData *var) {
|
|
return var && var->isInteger<T>();
|
|
}
|
|
inline bool variantIsFloat(const VariantData *var) {
|
|
return var && var->isFloat();
|
|
}
|
|
inline bool variantIsString(const VariantData *var) {
|
|
return var && var->isString();
|
|
}
|
|
inline bool variantIsObject(const VariantData *var) {
|
|
return var && var->isObject();
|
|
}
|
|
inline bool variantIsNull(const VariantData *var) {
|
|
return var == 0 || var->isNull();
|
|
}
|
|
inline bool variantSetBoolean(VariantData *var, bool value) {
|
|
if (!var)
|
|
return false;
|
|
var->setBoolean(value);
|
|
return true;
|
|
}
|
|
inline bool variantSetFloat(VariantData *var, Float value) {
|
|
if (!var)
|
|
return false;
|
|
var->setFloat(value);
|
|
return true;
|
|
}
|
|
inline bool variantSetLinkedRaw(VariantData *var,
|
|
SerializedValue<const char *> value) {
|
|
if (!var)
|
|
return false;
|
|
var->setLinkedRaw(value);
|
|
return true;
|
|
}
|
|
template <typename T>
|
|
inline bool variantSetOwnedRaw(VariantData *var, SerializedValue<T> value,
|
|
MemoryPool *pool) {
|
|
return var != 0 && var->setOwnedRaw(value, pool);
|
|
}
|
|
inline void variantSetNull(VariantData *var) {
|
|
if (!var)
|
|
return;
|
|
var->setNull();
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline bool variantSetString(VariantData *var, TAdaptedString value,
|
|
MemoryPool *pool) {
|
|
if (!var)
|
|
return false;
|
|
return var->setString(value, pool);
|
|
}
|
|
template <typename T>
|
|
inline bool variantSetInteger(VariantData *var, T value) {
|
|
ARDUINOJSON_ASSERT_INTEGER_TYPE_IS_SUPPORTED(T);
|
|
if (!var)
|
|
return false;
|
|
var->setInteger(value);
|
|
return true;
|
|
}
|
|
inline size_t variantSize(const VariantData *var) {
|
|
return var != 0 ? var->size() : 0;
|
|
}
|
|
inline CollectionData *variantToArray(VariantData *var) {
|
|
if (!var)
|
|
return 0;
|
|
return &var->toArray();
|
|
}
|
|
inline CollectionData *variantToObject(VariantData *var) {
|
|
if (!var)
|
|
return 0;
|
|
return &var->toObject();
|
|
}
|
|
inline NO_INLINE VariantData *variantAddElement(VariantData *var,
|
|
MemoryPool *pool) {
|
|
return var != 0 ? var->addElement(pool) : 0;
|
|
}
|
|
inline NO_INLINE VariantData *variantGetOrAddElement(VariantData *var,
|
|
size_t index,
|
|
MemoryPool *pool) {
|
|
return var != 0 ? var->getOrAddElement(index, pool) : 0;
|
|
}
|
|
template <typename TChar>
|
|
NO_INLINE VariantData *variantGetOrAddMember(VariantData *var, TChar *key,
|
|
MemoryPool *pool) {
|
|
return var != 0 ? var->getOrAddMember(adaptString(key), pool) : 0;
|
|
}
|
|
template <typename TString>
|
|
NO_INLINE VariantData *variantGetOrAddMember(VariantData *var,
|
|
const TString &key,
|
|
MemoryPool *pool) {
|
|
return var != 0 ? var->getOrAddMember(adaptString(key), pool) : 0;
|
|
}
|
|
enum CompareResult {
|
|
COMPARE_RESULT_DIFFER = 0,
|
|
COMPARE_RESULT_EQUAL = 1,
|
|
COMPARE_RESULT_GREATER = 2,
|
|
COMPARE_RESULT_LESS = 4,
|
|
COMPARE_RESULT_GREATER_OR_EQUAL = 3,
|
|
COMPARE_RESULT_LESS_OR_EQUAL = 5
|
|
};
|
|
template <typename T>
|
|
CompareResult arithmeticCompare(const T &lhs, const T &rhs) {
|
|
if (lhs < rhs)
|
|
return COMPARE_RESULT_LESS;
|
|
else if (lhs > rhs)
|
|
return COMPARE_RESULT_GREATER;
|
|
else
|
|
return COMPARE_RESULT_EQUAL;
|
|
}
|
|
template <typename T1, typename T2>
|
|
CompareResult arithmeticCompare(
|
|
const T1 &lhs, const T2 &rhs,
|
|
typename enable_if<is_integral<T1>::value && is_integral<T2>::value &&
|
|
sizeof(T1) < sizeof(T2),
|
|
int // Using int instead of void to avoid C2572 on
|
|
>::type * = 0) {
|
|
return arithmeticCompare<T2>(static_cast<T2>(lhs), rhs);
|
|
}
|
|
template <typename T1, typename T2>
|
|
CompareResult arithmeticCompare(
|
|
const T1 &lhs, const T2 &rhs,
|
|
typename enable_if<is_integral<T1>::value && is_integral<T2>::value &&
|
|
sizeof(T2) < sizeof(T1)>::type * = 0) {
|
|
return arithmeticCompare<T1>(lhs, static_cast<T1>(rhs));
|
|
}
|
|
template <typename T1, typename T2>
|
|
CompareResult arithmeticCompare(
|
|
const T1 &lhs, const T2 &rhs,
|
|
typename enable_if<is_integral<T1>::value && is_integral<T2>::value &&
|
|
is_signed<T1>::value == is_signed<T2>::value &&
|
|
sizeof(T2) == sizeof(T1)>::type * = 0) {
|
|
return arithmeticCompare<T1>(lhs, static_cast<T1>(rhs));
|
|
}
|
|
template <typename T1, typename T2>
|
|
CompareResult arithmeticCompare(
|
|
const T1 &lhs, const T2 &rhs,
|
|
typename enable_if<is_integral<T1>::value && is_integral<T2>::value &&
|
|
is_unsigned<T1>::value && is_signed<T2>::value &&
|
|
sizeof(T2) == sizeof(T1)>::type * = 0) {
|
|
if (rhs < 0)
|
|
return COMPARE_RESULT_GREATER;
|
|
return arithmeticCompare<T1>(lhs, static_cast<T1>(rhs));
|
|
}
|
|
template <typename T1, typename T2>
|
|
CompareResult arithmeticCompare(
|
|
const T1 &lhs, const T2 &rhs,
|
|
typename enable_if<is_integral<T1>::value && is_integral<T2>::value &&
|
|
is_signed<T1>::value && is_unsigned<T2>::value &&
|
|
sizeof(T2) == sizeof(T1)>::type * = 0) {
|
|
if (lhs < 0)
|
|
return COMPARE_RESULT_LESS;
|
|
return arithmeticCompare<T2>(static_cast<T2>(lhs), rhs);
|
|
}
|
|
template <typename T1, typename T2>
|
|
CompareResult arithmeticCompare(
|
|
const T1 &lhs, const T2 &rhs,
|
|
typename enable_if<is_floating_point<T1>::value ||
|
|
is_floating_point<T2>::value>::type * = 0) {
|
|
return arithmeticCompare<double>(static_cast<double>(lhs),
|
|
static_cast<double>(rhs));
|
|
}
|
|
template <typename T2>
|
|
CompareResult arithmeticCompareNegateLeft(
|
|
UInt, const T2 &, typename enable_if<is_unsigned<T2>::value>::type * = 0) {
|
|
return COMPARE_RESULT_LESS;
|
|
}
|
|
template <typename T2>
|
|
CompareResult arithmeticCompareNegateLeft(
|
|
UInt lhs, const T2 &rhs,
|
|
typename enable_if<is_signed<T2>::value>::type * = 0) {
|
|
if (rhs > 0)
|
|
return COMPARE_RESULT_LESS;
|
|
return arithmeticCompare(-rhs, static_cast<T2>(lhs));
|
|
}
|
|
template <typename T1>
|
|
CompareResult arithmeticCompareNegateRight(
|
|
const T1 &, UInt, typename enable_if<is_unsigned<T1>::value>::type * = 0) {
|
|
return COMPARE_RESULT_GREATER;
|
|
}
|
|
template <typename T1>
|
|
CompareResult arithmeticCompareNegateRight(
|
|
const T1 &lhs, UInt rhs,
|
|
typename enable_if<is_signed<T1>::value>::type * = 0) {
|
|
if (lhs > 0)
|
|
return COMPARE_RESULT_GREATER;
|
|
return arithmeticCompare(static_cast<T1>(rhs), -lhs);
|
|
}
|
|
struct VariantTag {};
|
|
template <typename T>
|
|
struct IsVariant : is_base_of<VariantTag, T> {};
|
|
template <typename T1, typename T2>
|
|
CompareResult compare(const T1 &lhs, const T2 &rhs); // VariantCompare.cpp
|
|
template <typename TVariant>
|
|
struct VariantOperators {
|
|
template <typename T>
|
|
friend typename enable_if<!IsVariant<T>::value,
|
|
typename VariantAs<T>::type>::type
|
|
operator|(const TVariant &variant, T defaultValue) {
|
|
if (variant.template is<T>())
|
|
return variant.template as<T>();
|
|
else
|
|
return defaultValue;
|
|
}
|
|
template <typename T>
|
|
friend typename enable_if<IsVariant<T>::value, typename T::variant_type>::type
|
|
operator|(const TVariant &variant, T defaultValue) {
|
|
if (variant)
|
|
return variant;
|
|
else
|
|
return defaultValue;
|
|
}
|
|
template <typename T>
|
|
friend bool operator==(T *lhs, TVariant rhs) {
|
|
return compare(rhs, lhs) == COMPARE_RESULT_EQUAL;
|
|
}
|
|
template <typename T>
|
|
friend bool operator==(const T &lhs, TVariant rhs) {
|
|
return compare(rhs, lhs) == COMPARE_RESULT_EQUAL;
|
|
}
|
|
template <typename T>
|
|
friend bool operator==(TVariant lhs, T *rhs) {
|
|
return compare(lhs, rhs) == COMPARE_RESULT_EQUAL;
|
|
}
|
|
template <typename T>
|
|
friend typename enable_if<!IsVisitable<T>::value, bool>::type operator==(
|
|
TVariant lhs, const T &rhs) {
|
|
return compare(lhs, rhs) == COMPARE_RESULT_EQUAL;
|
|
}
|
|
template <typename T>
|
|
friend bool operator!=(T *lhs, TVariant rhs) {
|
|
return compare(rhs, lhs) != COMPARE_RESULT_EQUAL;
|
|
}
|
|
template <typename T>
|
|
friend bool operator!=(const T &lhs, TVariant rhs) {
|
|
return compare(rhs, lhs) != COMPARE_RESULT_EQUAL;
|
|
}
|
|
template <typename T>
|
|
friend bool operator!=(TVariant lhs, T *rhs) {
|
|
return compare(lhs, rhs) != COMPARE_RESULT_EQUAL;
|
|
}
|
|
template <typename T>
|
|
friend typename enable_if<!IsVisitable<T>::value, bool>::type operator!=(
|
|
TVariant lhs, const T &rhs) {
|
|
return compare(lhs, rhs) != COMPARE_RESULT_EQUAL;
|
|
}
|
|
template <typename T>
|
|
friend bool operator<(T *lhs, TVariant rhs) {
|
|
return compare(rhs, lhs) == COMPARE_RESULT_GREATER;
|
|
}
|
|
template <typename T>
|
|
friend bool operator<(const T &lhs, TVariant rhs) {
|
|
return compare(rhs, lhs) == COMPARE_RESULT_GREATER;
|
|
}
|
|
template <typename T>
|
|
friend bool operator<(TVariant lhs, T *rhs) {
|
|
return compare(lhs, rhs) == COMPARE_RESULT_LESS;
|
|
}
|
|
template <typename T>
|
|
friend typename enable_if<!IsVisitable<T>::value, bool>::type operator<(
|
|
TVariant lhs, const T &rhs) {
|
|
return compare(lhs, rhs) == COMPARE_RESULT_LESS;
|
|
}
|
|
template <typename T>
|
|
friend bool operator<=(T *lhs, TVariant rhs) {
|
|
return (compare(rhs, lhs) & COMPARE_RESULT_GREATER_OR_EQUAL) != 0;
|
|
}
|
|
template <typename T>
|
|
friend bool operator<=(const T &lhs, TVariant rhs) {
|
|
return (compare(rhs, lhs) & COMPARE_RESULT_GREATER_OR_EQUAL) != 0;
|
|
}
|
|
template <typename T>
|
|
friend bool operator<=(TVariant lhs, T *rhs) {
|
|
return (compare(lhs, rhs) & COMPARE_RESULT_LESS_OR_EQUAL) != 0;
|
|
}
|
|
template <typename T>
|
|
friend typename enable_if<!IsVisitable<T>::value, bool>::type operator<=(
|
|
TVariant lhs, const T &rhs) {
|
|
return (compare(lhs, rhs) & COMPARE_RESULT_LESS_OR_EQUAL) != 0;
|
|
}
|
|
template <typename T>
|
|
friend bool operator>(T *lhs, TVariant rhs) {
|
|
return compare(rhs, lhs) == COMPARE_RESULT_LESS;
|
|
}
|
|
template <typename T>
|
|
friend bool operator>(const T &lhs, TVariant rhs) {
|
|
return compare(rhs, lhs) == COMPARE_RESULT_LESS;
|
|
}
|
|
template <typename T>
|
|
friend bool operator>(TVariant lhs, T *rhs) {
|
|
return compare(lhs, rhs) == COMPARE_RESULT_GREATER;
|
|
}
|
|
template <typename T>
|
|
friend typename enable_if<!IsVisitable<T>::value, bool>::type operator>(
|
|
TVariant lhs, const T &rhs) {
|
|
return compare(lhs, rhs) == COMPARE_RESULT_GREATER;
|
|
}
|
|
template <typename T>
|
|
friend bool operator>=(T *lhs, TVariant rhs) {
|
|
return (compare(rhs, lhs) & COMPARE_RESULT_LESS_OR_EQUAL) != 0;
|
|
}
|
|
template <typename T>
|
|
friend bool operator>=(const T &lhs, TVariant rhs) {
|
|
return (compare(rhs, lhs) & COMPARE_RESULT_LESS_OR_EQUAL) != 0;
|
|
}
|
|
template <typename T>
|
|
friend bool operator>=(TVariant lhs, T *rhs) {
|
|
return (compare(lhs, rhs) & COMPARE_RESULT_GREATER_OR_EQUAL) != 0;
|
|
}
|
|
template <typename T>
|
|
friend typename enable_if<!IsVisitable<T>::value, bool>::type operator>=(
|
|
TVariant lhs, const T &rhs) {
|
|
return (compare(lhs, rhs) & COMPARE_RESULT_GREATER_OR_EQUAL) != 0;
|
|
}
|
|
};
|
|
template <typename>
|
|
class ElementProxy;
|
|
template <typename TArray>
|
|
class ArrayShortcuts {
|
|
public:
|
|
FORCE_INLINE ElementProxy<TArray> operator[](size_t index) const;
|
|
FORCE_INLINE ObjectRef createNestedObject() const;
|
|
FORCE_INLINE ArrayRef createNestedArray() const;
|
|
template <typename T>
|
|
FORCE_INLINE bool add(const T &value) const {
|
|
return impl()->addElement().set(value);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE bool add(T *value) const {
|
|
return impl()->addElement().set(value);
|
|
}
|
|
private:
|
|
const TArray *impl() const {
|
|
return static_cast<const TArray *>(this);
|
|
}
|
|
};
|
|
template <typename TParent, typename TStringRef>
|
|
class MemberProxy;
|
|
template <typename TObject>
|
|
class ObjectShortcuts {
|
|
public:
|
|
template <typename TString>
|
|
FORCE_INLINE typename enable_if<IsString<TString>::value, bool>::type
|
|
containsKey(const TString &key) const;
|
|
template <typename TChar>
|
|
FORCE_INLINE typename enable_if<IsString<TChar *>::value, bool>::type
|
|
containsKey(TChar *key) const;
|
|
template <typename TString>
|
|
FORCE_INLINE typename enable_if<IsString<TString>::value,
|
|
MemberProxy<TObject, TString> >::type
|
|
operator[](const TString &key) const;
|
|
template <typename TChar>
|
|
FORCE_INLINE typename enable_if<IsString<TChar *>::value,
|
|
MemberProxy<TObject, TChar *> >::type
|
|
operator[](TChar *key) const;
|
|
template <typename TString>
|
|
FORCE_INLINE ArrayRef createNestedArray(const TString &key) const;
|
|
template <typename TChar>
|
|
FORCE_INLINE ArrayRef createNestedArray(TChar *key) const;
|
|
template <typename TString>
|
|
ObjectRef createNestedObject(const TString &key) const;
|
|
template <typename TChar>
|
|
ObjectRef createNestedObject(TChar *key) const;
|
|
private:
|
|
const TObject *impl() const {
|
|
return static_cast<const TObject *>(this);
|
|
}
|
|
};
|
|
template <typename TVariant>
|
|
class VariantShortcuts : public ObjectShortcuts<TVariant>,
|
|
public ArrayShortcuts<TVariant> {
|
|
public:
|
|
using ArrayShortcuts<TVariant>::createNestedArray;
|
|
using ArrayShortcuts<TVariant>::createNestedObject;
|
|
using ArrayShortcuts<TVariant>::operator[];
|
|
using ObjectShortcuts<TVariant>::createNestedArray;
|
|
using ObjectShortcuts<TVariant>::createNestedObject;
|
|
using ObjectShortcuts<TVariant>::operator[];
|
|
};
|
|
class ArrayRef;
|
|
class ObjectRef;
|
|
template <typename TData>
|
|
class VariantRefBase : public VariantTag {
|
|
public:
|
|
template <typename T>
|
|
FORCE_INLINE
|
|
typename enable_if<is_integral<T>::value && !is_same<bool, T>::value,
|
|
bool>::type
|
|
is() const {
|
|
return variantIsInteger<T>(_data);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE typename enable_if<is_floating_point<T>::value, bool>::type is()
|
|
const {
|
|
return variantIsFloat(_data);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE typename enable_if<is_same<T, bool>::value, bool>::type is()
|
|
const {
|
|
return variantIsBoolean(_data);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE typename enable_if<is_same<T, const char *>::value ||
|
|
is_same<T, char *>::value ||
|
|
IsWriteableString<T>::value,
|
|
bool>::type
|
|
is() const {
|
|
return variantIsString(_data);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE typename enable_if<
|
|
is_same<typename remove_const<T>::type, ArrayRef>::value, bool>::type
|
|
is() const {
|
|
return variantIsArray(_data);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE typename enable_if<
|
|
is_same<typename remove_const<T>::type, ObjectRef>::value, bool>::type
|
|
is() const {
|
|
return variantIsObject(_data);
|
|
}
|
|
#if ARDUINOJSON_HAS_NULLPTR
|
|
template <typename T>
|
|
FORCE_INLINE
|
|
typename enable_if<is_same<T, decltype(nullptr)>::value, bool>::type
|
|
is() const {
|
|
return variantIsNull(_data);
|
|
}
|
|
#endif
|
|
template <typename T>
|
|
FORCE_INLINE typename enable_if<is_enum<T>::value, bool>::type is() const {
|
|
return variantIsInteger<int>(_data);
|
|
}
|
|
FORCE_INLINE bool isNull() const {
|
|
return variantIsNull(_data);
|
|
}
|
|
FORCE_INLINE bool isUndefined() const {
|
|
return !_data;
|
|
}
|
|
FORCE_INLINE size_t memoryUsage() const {
|
|
return _data ? _data->memoryUsage() : 0;
|
|
}
|
|
FORCE_INLINE size_t nesting() const {
|
|
return _data ? _data->nesting() : 0;
|
|
}
|
|
size_t size() const {
|
|
return variantSize(_data);
|
|
}
|
|
protected:
|
|
VariantRefBase(TData *data) : _data(data) {}
|
|
TData *_data;
|
|
};
|
|
class VariantRef : public VariantRefBase<VariantData>,
|
|
public VariantOperators<VariantRef>,
|
|
public VariantShortcuts<VariantRef>,
|
|
public Visitable {
|
|
typedef VariantRefBase<VariantData> base_type;
|
|
friend class VariantConstRef;
|
|
public:
|
|
FORCE_INLINE VariantRef(MemoryPool *pool, VariantData *data)
|
|
: base_type(data), _pool(pool) {}
|
|
FORCE_INLINE VariantRef() : base_type(0), _pool(0) {}
|
|
FORCE_INLINE void clear() const {
|
|
return variantSetNull(_data);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE bool set(
|
|
T value, typename enable_if<is_same<T, bool>::value>::type * = 0) const {
|
|
return variantSetBoolean(_data, value);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE bool set(
|
|
T value,
|
|
typename enable_if<is_floating_point<T>::value>::type * = 0) const {
|
|
return variantSetFloat(_data, static_cast<Float>(value));
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE bool set(
|
|
T value, typename enable_if<is_integral<T>::value &&
|
|
!is_same<bool, T>::value>::type * = 0) const {
|
|
return variantSetInteger<T>(_data, value);
|
|
}
|
|
FORCE_INLINE bool set(SerializedValue<const char *> value) const {
|
|
return variantSetLinkedRaw(_data, value);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE bool set(
|
|
SerializedValue<T> value,
|
|
typename enable_if<!is_same<const char *, T>::value>::type * = 0) const {
|
|
return variantSetOwnedRaw(_data, value, _pool);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE bool set(
|
|
const T &value,
|
|
typename enable_if<IsString<T>::value>::type * = 0) const {
|
|
return variantSetString(_data, adaptString(value), _pool);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE bool set(
|
|
T *value, typename enable_if<IsString<T *>::value>::type * = 0) const {
|
|
return variantSetString(_data, adaptString(value), _pool);
|
|
}
|
|
template <typename TVariant>
|
|
typename enable_if<IsVisitable<TVariant>::value, bool>::type set(
|
|
const TVariant &value) const;
|
|
template <typename T>
|
|
FORCE_INLINE bool set(
|
|
T value, typename enable_if<is_enum<T>::value>::type * = 0) const {
|
|
return variantSetInteger(_data, static_cast<Integer>(value));
|
|
}
|
|
#if ARDUINOJSON_HAS_NULLPTR
|
|
FORCE_INLINE bool set(decltype(nullptr)) const {
|
|
variantSetNull(_data);
|
|
return true;
|
|
}
|
|
#endif
|
|
template <typename T>
|
|
FORCE_INLINE typename VariantAs<T>::type as() const {
|
|
return variantAs<typename VariantAs<T>::type>(_data, _pool);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE operator T() const {
|
|
return variantAs<T>(_data, _pool);
|
|
}
|
|
template <typename TVisitor>
|
|
typename TVisitor::result_type accept(TVisitor &visitor) const {
|
|
return variantAccept(_data, visitor);
|
|
}
|
|
template <typename T>
|
|
typename enable_if<is_same<T, ArrayRef>::value, ArrayRef>::type to() const;
|
|
template <typename T>
|
|
typename enable_if<is_same<T, ObjectRef>::value, ObjectRef>::type to() const;
|
|
template <typename T>
|
|
typename enable_if<is_same<T, VariantRef>::value, VariantRef>::type to()
|
|
const;
|
|
VariantRef addElement() const;
|
|
FORCE_INLINE VariantRef getElement(size_t) const;
|
|
FORCE_INLINE VariantRef getOrAddElement(size_t) const;
|
|
template <typename TChar>
|
|
FORCE_INLINE VariantRef getMember(TChar *) const;
|
|
template <typename TString>
|
|
FORCE_INLINE typename enable_if<IsString<TString>::value, VariantRef>::type
|
|
getMember(const TString &) const;
|
|
template <typename TChar>
|
|
FORCE_INLINE VariantRef getOrAddMember(TChar *) const;
|
|
template <typename TString>
|
|
FORCE_INLINE VariantRef getOrAddMember(const TString &) const;
|
|
FORCE_INLINE void remove(size_t index) const {
|
|
if (_data)
|
|
_data->remove(index);
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE typename enable_if<IsString<TChar *>::value>::type remove(
|
|
TChar *key) const {
|
|
if (_data)
|
|
_data->remove(adaptString(key));
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE typename enable_if<IsString<TString>::value>::type remove(
|
|
const TString &key) const {
|
|
if (_data)
|
|
_data->remove(adaptString(key));
|
|
}
|
|
private:
|
|
MemoryPool *_pool;
|
|
}; // namespace ARDUINOJSON_NAMESPACE
|
|
class VariantConstRef : public VariantRefBase<const VariantData>,
|
|
public VariantOperators<VariantConstRef>,
|
|
public VariantShortcuts<VariantConstRef>,
|
|
public Visitable {
|
|
typedef VariantRefBase<const VariantData> base_type;
|
|
friend class VariantRef;
|
|
public:
|
|
VariantConstRef() : base_type(0) {}
|
|
VariantConstRef(const VariantData *data) : base_type(data) {}
|
|
VariantConstRef(VariantRef var) : base_type(var._data) {}
|
|
template <typename TVisitor>
|
|
typename TVisitor::result_type accept(TVisitor &visitor) const {
|
|
return variantAccept(_data, visitor);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE typename VariantConstAs<T>::type as() const {
|
|
return variantAs<typename VariantConstAs<T>::type>(_data);
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE operator T() const {
|
|
return variantAs<T>(_data);
|
|
}
|
|
FORCE_INLINE VariantConstRef getElement(size_t) const;
|
|
FORCE_INLINE VariantConstRef operator[](size_t index) const {
|
|
return getElement(index);
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE VariantConstRef getMember(const TString &key) const {
|
|
return VariantConstRef(
|
|
objectGetMember(variantAsObject(_data), adaptString(key)));
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE VariantConstRef getMember(TChar *key) const {
|
|
const CollectionData *obj = variantAsObject(_data);
|
|
return VariantConstRef(obj ? obj->getMember(adaptString(key)) : 0);
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE
|
|
typename enable_if<IsString<TString>::value, VariantConstRef>::type
|
|
operator[](const TString &key) const {
|
|
return getMember(key);
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE
|
|
typename enable_if<IsString<TChar *>::value, VariantConstRef>::type
|
|
operator[](TChar *key) const {
|
|
return getMember(key);
|
|
}
|
|
};
|
|
class VariantPtr {
|
|
public:
|
|
VariantPtr(MemoryPool *pool, VariantData *data) : _variant(pool, data) {}
|
|
VariantRef *operator->() {
|
|
return &_variant;
|
|
}
|
|
VariantRef &operator*() {
|
|
return _variant;
|
|
}
|
|
private:
|
|
VariantRef _variant;
|
|
};
|
|
class ArrayIterator {
|
|
public:
|
|
ArrayIterator() : _slot(0) {}
|
|
explicit ArrayIterator(MemoryPool *pool, VariantSlot *slot)
|
|
: _pool(pool), _slot(slot) {}
|
|
VariantRef operator*() const {
|
|
return VariantRef(_pool, _slot->data());
|
|
}
|
|
VariantPtr operator->() {
|
|
return VariantPtr(_pool, _slot->data());
|
|
}
|
|
bool operator==(const ArrayIterator &other) const {
|
|
return _slot == other._slot;
|
|
}
|
|
bool operator!=(const ArrayIterator &other) const {
|
|
return _slot != other._slot;
|
|
}
|
|
ArrayIterator &operator++() {
|
|
_slot = _slot->next();
|
|
return *this;
|
|
}
|
|
ArrayIterator &operator+=(size_t distance) {
|
|
_slot = _slot->next(distance);
|
|
return *this;
|
|
}
|
|
VariantSlot *internal() {
|
|
return _slot;
|
|
}
|
|
private:
|
|
MemoryPool *_pool;
|
|
VariantSlot *_slot;
|
|
};
|
|
class VariantConstPtr {
|
|
public:
|
|
VariantConstPtr(const VariantData *data) : _variant(data) {}
|
|
VariantConstRef *operator->() {
|
|
return &_variant;
|
|
}
|
|
VariantConstRef &operator*() {
|
|
return _variant;
|
|
}
|
|
private:
|
|
VariantConstRef _variant;
|
|
};
|
|
class ArrayConstRefIterator {
|
|
public:
|
|
ArrayConstRefIterator() : _slot(0) {}
|
|
explicit ArrayConstRefIterator(const VariantSlot *slot) : _slot(slot) {}
|
|
VariantConstRef operator*() const {
|
|
return VariantConstRef(_slot->data());
|
|
}
|
|
VariantConstPtr operator->() {
|
|
return VariantConstPtr(_slot->data());
|
|
}
|
|
bool operator==(const ArrayConstRefIterator &other) const {
|
|
return _slot == other._slot;
|
|
}
|
|
bool operator!=(const ArrayConstRefIterator &other) const {
|
|
return _slot != other._slot;
|
|
}
|
|
ArrayConstRefIterator &operator++() {
|
|
_slot = _slot->next();
|
|
return *this;
|
|
}
|
|
ArrayConstRefIterator &operator+=(size_t distance) {
|
|
_slot = _slot->next(distance);
|
|
return *this;
|
|
}
|
|
const VariantSlot *internal() {
|
|
return _slot;
|
|
}
|
|
private:
|
|
const VariantSlot *_slot;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#define JSON_ARRAY_SIZE(NUMBER_OF_ELEMENTS) \
|
|
((NUMBER_OF_ELEMENTS) * sizeof(ARDUINOJSON_NAMESPACE::VariantSlot))
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
class ObjectRef;
|
|
template <typename>
|
|
class ElementProxy;
|
|
template <typename TData>
|
|
class ArrayRefBase {
|
|
public:
|
|
operator VariantConstRef() const {
|
|
const void* data = _data; // prevent warning cast-align
|
|
return VariantConstRef(reinterpret_cast<const VariantData*>(data));
|
|
}
|
|
template <typename TVisitor>
|
|
FORCE_INLINE typename TVisitor::result_type accept(TVisitor& visitor) const {
|
|
return arrayAccept(_data, visitor);
|
|
}
|
|
FORCE_INLINE bool isNull() const {
|
|
return _data == 0;
|
|
}
|
|
FORCE_INLINE operator bool() const {
|
|
return _data != 0;
|
|
}
|
|
FORCE_INLINE size_t memoryUsage() const {
|
|
return _data ? _data->memoryUsage() : 0;
|
|
}
|
|
FORCE_INLINE size_t nesting() const {
|
|
return _data ? _data->nesting() : 0;
|
|
}
|
|
FORCE_INLINE size_t size() const {
|
|
return _data ? _data->size() : 0;
|
|
}
|
|
protected:
|
|
ArrayRefBase(TData* data) : _data(data) {}
|
|
TData* _data;
|
|
};
|
|
class ArrayConstRef : public ArrayRefBase<const CollectionData>,
|
|
public Visitable {
|
|
friend class ArrayRef;
|
|
typedef ArrayRefBase<const CollectionData> base_type;
|
|
public:
|
|
typedef ArrayConstRefIterator iterator;
|
|
FORCE_INLINE iterator begin() const {
|
|
if (!_data)
|
|
return iterator();
|
|
return iterator(_data->head());
|
|
}
|
|
FORCE_INLINE iterator end() const {
|
|
return iterator();
|
|
}
|
|
FORCE_INLINE ArrayConstRef() : base_type(0) {}
|
|
FORCE_INLINE ArrayConstRef(const CollectionData* data) : base_type(data) {}
|
|
FORCE_INLINE bool operator==(ArrayConstRef rhs) const {
|
|
return arrayEquals(_data, rhs._data);
|
|
}
|
|
FORCE_INLINE VariantConstRef operator[](size_t index) const {
|
|
return getElement(index);
|
|
}
|
|
FORCE_INLINE VariantConstRef getElement(size_t index) const {
|
|
return VariantConstRef(_data ? _data->getElement(index) : 0);
|
|
}
|
|
};
|
|
class ArrayRef : public ArrayRefBase<CollectionData>,
|
|
public ArrayShortcuts<ArrayRef>,
|
|
public Visitable {
|
|
typedef ArrayRefBase<CollectionData> base_type;
|
|
public:
|
|
typedef ArrayIterator iterator;
|
|
FORCE_INLINE ArrayRef() : base_type(0), _pool(0) {}
|
|
FORCE_INLINE ArrayRef(MemoryPool* pool, CollectionData* data)
|
|
: base_type(data), _pool(pool) {}
|
|
operator VariantRef() {
|
|
void* data = _data; // prevent warning cast-align
|
|
return VariantRef(_pool, reinterpret_cast<VariantData*>(data));
|
|
}
|
|
operator ArrayConstRef() const {
|
|
return ArrayConstRef(_data);
|
|
}
|
|
VariantRef addElement() const {
|
|
return VariantRef(_pool, arrayAdd(_data, _pool));
|
|
}
|
|
FORCE_INLINE iterator begin() const {
|
|
if (!_data)
|
|
return iterator();
|
|
return iterator(_pool, _data->head());
|
|
}
|
|
FORCE_INLINE iterator end() const {
|
|
return iterator();
|
|
}
|
|
FORCE_INLINE bool set(ArrayConstRef src) const {
|
|
if (!_data || !src._data)
|
|
return false;
|
|
return _data->copyFrom(*src._data, _pool);
|
|
}
|
|
FORCE_INLINE bool operator==(ArrayRef rhs) const {
|
|
return arrayEquals(_data, rhs._data);
|
|
}
|
|
FORCE_INLINE VariantRef getOrAddElement(size_t index) const {
|
|
return VariantRef(_pool, _data ? _data->getOrAddElement(index, _pool) : 0);
|
|
}
|
|
FORCE_INLINE VariantRef getElement(size_t index) const {
|
|
return VariantRef(_pool, _data ? _data->getElement(index) : 0);
|
|
}
|
|
FORCE_INLINE void remove(iterator it) const {
|
|
if (!_data)
|
|
return;
|
|
_data->removeSlot(it.internal());
|
|
}
|
|
FORCE_INLINE void remove(size_t index) const {
|
|
if (!_data)
|
|
return;
|
|
_data->removeElement(index);
|
|
}
|
|
private:
|
|
MemoryPool* _pool;
|
|
};
|
|
template <typename TVisitor>
|
|
typename TVisitor::result_type objectAccept(const CollectionData *obj,
|
|
TVisitor &visitor) {
|
|
if (obj)
|
|
return visitor.visitObject(*obj);
|
|
else
|
|
return visitor.visitNull();
|
|
}
|
|
inline bool objectEquals(const CollectionData *lhs, const CollectionData *rhs) {
|
|
if (lhs == rhs)
|
|
return true;
|
|
if (!lhs || !rhs)
|
|
return false;
|
|
return lhs->equalsObject(*rhs);
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline VariantData *objectGetMember(const CollectionData *obj,
|
|
TAdaptedString key) {
|
|
if (!obj)
|
|
return 0;
|
|
return obj->getMember(key);
|
|
}
|
|
template <typename TAdaptedString>
|
|
void objectRemove(CollectionData *obj, TAdaptedString key) {
|
|
if (!obj)
|
|
return;
|
|
obj->removeMember(key);
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline VariantData *objectGetOrAddMember(CollectionData *obj,
|
|
TAdaptedString key, MemoryPool *pool) {
|
|
if (!obj)
|
|
return 0;
|
|
return obj->getOrAddMember(key, pool);
|
|
}
|
|
class String {
|
|
public:
|
|
String() : _data(0), _isStatic(true) {}
|
|
String(const char* data, bool isStaticData = true)
|
|
: _data(data), _isStatic(isStaticData) {}
|
|
const char* c_str() const {
|
|
return _data;
|
|
}
|
|
bool isNull() const {
|
|
return !_data;
|
|
}
|
|
bool isStatic() const {
|
|
return _isStatic;
|
|
}
|
|
friend bool operator==(String lhs, String rhs) {
|
|
if (lhs._data == rhs._data)
|
|
return true;
|
|
if (!lhs._data)
|
|
return false;
|
|
if (!rhs._data)
|
|
return false;
|
|
return strcmp(lhs._data, rhs._data) == 0;
|
|
}
|
|
friend bool operator!=(String lhs, String rhs) {
|
|
if (lhs._data == rhs._data)
|
|
return false;
|
|
if (!lhs._data)
|
|
return true;
|
|
if (!rhs._data)
|
|
return true;
|
|
return strcmp(lhs._data, rhs._data) != 0;
|
|
}
|
|
private:
|
|
const char* _data;
|
|
bool _isStatic;
|
|
};
|
|
class StringAdapter : public RamStringAdapter {
|
|
public:
|
|
StringAdapter(const String& str)
|
|
: RamStringAdapter(str.c_str()), _isStatic(str.isStatic()) {}
|
|
bool isStatic() const {
|
|
return _isStatic;
|
|
}
|
|
typedef storage_policies::decide_at_runtime storage_policy;
|
|
private:
|
|
bool _isStatic;
|
|
};
|
|
template <>
|
|
struct IsString<String> : true_type {};
|
|
inline StringAdapter adaptString(const String& str) {
|
|
return StringAdapter(str);
|
|
}
|
|
class Pair {
|
|
public:
|
|
Pair(MemoryPool* pool, VariantSlot* slot) {
|
|
if (slot) {
|
|
_key = String(slot->key(), !slot->ownsKey());
|
|
_value = VariantRef(pool, slot->data());
|
|
}
|
|
}
|
|
String key() const {
|
|
return _key;
|
|
}
|
|
VariantRef value() const {
|
|
return _value;
|
|
}
|
|
private:
|
|
String _key;
|
|
VariantRef _value;
|
|
};
|
|
class PairConst {
|
|
public:
|
|
PairConst(const VariantSlot* slot) {
|
|
if (slot) {
|
|
_key = String(slot->key(), !slot->ownsKey());
|
|
_value = VariantConstRef(slot->data());
|
|
}
|
|
}
|
|
String key() const {
|
|
return _key;
|
|
}
|
|
VariantConstRef value() const {
|
|
return _value;
|
|
}
|
|
private:
|
|
String _key;
|
|
VariantConstRef _value;
|
|
};
|
|
class PairPtr {
|
|
public:
|
|
PairPtr(MemoryPool *pool, VariantSlot *slot) : _pair(pool, slot) {}
|
|
const Pair *operator->() const {
|
|
return &_pair;
|
|
}
|
|
const Pair &operator*() const {
|
|
return _pair;
|
|
}
|
|
private:
|
|
Pair _pair;
|
|
};
|
|
class ObjectIterator {
|
|
public:
|
|
ObjectIterator() : _slot(0) {}
|
|
explicit ObjectIterator(MemoryPool *pool, VariantSlot *slot)
|
|
: _pool(pool), _slot(slot) {}
|
|
Pair operator*() const {
|
|
return Pair(_pool, _slot);
|
|
}
|
|
PairPtr operator->() {
|
|
return PairPtr(_pool, _slot);
|
|
}
|
|
bool operator==(const ObjectIterator &other) const {
|
|
return _slot == other._slot;
|
|
}
|
|
bool operator!=(const ObjectIterator &other) const {
|
|
return _slot != other._slot;
|
|
}
|
|
ObjectIterator &operator++() {
|
|
_slot = _slot->next();
|
|
return *this;
|
|
}
|
|
ObjectIterator &operator+=(size_t distance) {
|
|
_slot = _slot->next(distance);
|
|
return *this;
|
|
}
|
|
VariantSlot *internal() {
|
|
return _slot;
|
|
}
|
|
private:
|
|
MemoryPool *_pool;
|
|
VariantSlot *_slot;
|
|
};
|
|
class PairConstPtr {
|
|
public:
|
|
PairConstPtr(const VariantSlot *slot) : _pair(slot) {}
|
|
const PairConst *operator->() const {
|
|
return &_pair;
|
|
}
|
|
const PairConst &operator*() const {
|
|
return _pair;
|
|
}
|
|
private:
|
|
PairConst _pair;
|
|
};
|
|
class ObjectConstIterator {
|
|
public:
|
|
ObjectConstIterator() : _slot(0) {}
|
|
explicit ObjectConstIterator(const VariantSlot *slot) : _slot(slot) {}
|
|
PairConst operator*() const {
|
|
return PairConst(_slot);
|
|
}
|
|
PairConstPtr operator->() {
|
|
return PairConstPtr(_slot);
|
|
}
|
|
bool operator==(const ObjectConstIterator &other) const {
|
|
return _slot == other._slot;
|
|
}
|
|
bool operator!=(const ObjectConstIterator &other) const {
|
|
return _slot != other._slot;
|
|
}
|
|
ObjectConstIterator &operator++() {
|
|
_slot = _slot->next();
|
|
return *this;
|
|
}
|
|
ObjectConstIterator &operator+=(size_t distance) {
|
|
_slot = _slot->next(distance);
|
|
return *this;
|
|
}
|
|
const VariantSlot *internal() {
|
|
return _slot;
|
|
}
|
|
private:
|
|
const VariantSlot *_slot;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#define JSON_OBJECT_SIZE(NUMBER_OF_ELEMENTS) \
|
|
((NUMBER_OF_ELEMENTS) * sizeof(ARDUINOJSON_NAMESPACE::VariantSlot))
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename TData>
|
|
class ObjectRefBase {
|
|
public:
|
|
operator VariantConstRef() const {
|
|
const void* data = _data; // prevent warning cast-align
|
|
return VariantConstRef(reinterpret_cast<const VariantData*>(data));
|
|
}
|
|
template <typename TVisitor>
|
|
typename TVisitor::result_type accept(TVisitor& visitor) const {
|
|
return objectAccept(_data, visitor);
|
|
}
|
|
FORCE_INLINE bool isNull() const {
|
|
return _data == 0;
|
|
}
|
|
FORCE_INLINE operator bool() const {
|
|
return _data != 0;
|
|
}
|
|
FORCE_INLINE size_t memoryUsage() const {
|
|
return _data ? _data->memoryUsage() : 0;
|
|
}
|
|
FORCE_INLINE size_t nesting() const {
|
|
return _data ? _data->nesting() : 0;
|
|
}
|
|
FORCE_INLINE size_t size() const {
|
|
return _data ? _data->size() : 0;
|
|
}
|
|
protected:
|
|
ObjectRefBase(TData* data) : _data(data) {}
|
|
TData* _data;
|
|
};
|
|
class ObjectConstRef : public ObjectRefBase<const CollectionData>,
|
|
public Visitable {
|
|
friend class ObjectRef;
|
|
typedef ObjectRefBase<const CollectionData> base_type;
|
|
public:
|
|
typedef ObjectConstIterator iterator;
|
|
ObjectConstRef() : base_type(0) {}
|
|
ObjectConstRef(const CollectionData* data) : base_type(data) {}
|
|
FORCE_INLINE iterator begin() const {
|
|
if (!_data)
|
|
return iterator();
|
|
return iterator(_data->head());
|
|
}
|
|
FORCE_INLINE iterator end() const {
|
|
return iterator();
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE bool containsKey(const TString& key) const {
|
|
return !getMember(key).isUndefined();
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE bool containsKey(TChar* key) const {
|
|
return !getMember(key).isUndefined();
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE VariantConstRef getMember(const TString& key) const {
|
|
return get_impl(adaptString(key));
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE VariantConstRef getMember(TChar* key) const {
|
|
return get_impl(adaptString(key));
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE
|
|
typename enable_if<IsString<TString>::value, VariantConstRef>::type
|
|
operator[](const TString& key) const {
|
|
return get_impl(adaptString(key));
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE
|
|
typename enable_if<IsString<TChar*>::value, VariantConstRef>::type
|
|
operator[](TChar* key) const {
|
|
return get_impl(adaptString(key));
|
|
}
|
|
FORCE_INLINE bool operator==(ObjectConstRef rhs) const {
|
|
return objectEquals(_data, rhs._data);
|
|
}
|
|
private:
|
|
template <typename TAdaptedString>
|
|
FORCE_INLINE VariantConstRef get_impl(TAdaptedString key) const {
|
|
return VariantConstRef(objectGetMember(_data, key));
|
|
}
|
|
};
|
|
class ObjectRef : public ObjectRefBase<CollectionData>,
|
|
public ObjectShortcuts<ObjectRef>,
|
|
public Visitable {
|
|
typedef ObjectRefBase<CollectionData> base_type;
|
|
public:
|
|
typedef ObjectIterator iterator;
|
|
FORCE_INLINE ObjectRef() : base_type(0), _pool(0) {}
|
|
FORCE_INLINE ObjectRef(MemoryPool* buf, CollectionData* data)
|
|
: base_type(data), _pool(buf) {}
|
|
operator VariantRef() const {
|
|
void* data = _data; // prevent warning cast-align
|
|
return VariantRef(_pool, reinterpret_cast<VariantData*>(data));
|
|
}
|
|
operator ObjectConstRef() const {
|
|
return ObjectConstRef(_data);
|
|
}
|
|
FORCE_INLINE iterator begin() const {
|
|
if (!_data)
|
|
return iterator();
|
|
return iterator(_pool, _data->head());
|
|
}
|
|
FORCE_INLINE iterator end() const {
|
|
return iterator();
|
|
}
|
|
void clear() const {
|
|
if (!_data)
|
|
return;
|
|
_data->clear();
|
|
}
|
|
FORCE_INLINE bool set(ObjectConstRef src) {
|
|
if (!_data || !src._data)
|
|
return false;
|
|
return _data->copyFrom(*src._data, _pool);
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE VariantRef getMember(const TString& key) const {
|
|
return VariantRef(_pool, objectGetMember(_data, adaptString(key)));
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE VariantRef getMember(TChar* key) const {
|
|
return VariantRef(_pool, objectGetMember(_data, adaptString(key)));
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE VariantRef getOrAddMember(const TString& key) const {
|
|
return VariantRef(_pool,
|
|
objectGetOrAddMember(_data, adaptString(key), _pool));
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE VariantRef getOrAddMember(TChar* key) const {
|
|
return VariantRef(_pool,
|
|
objectGetOrAddMember(_data, adaptString(key), _pool));
|
|
}
|
|
FORCE_INLINE bool operator==(ObjectRef rhs) const {
|
|
return objectEquals(_data, rhs._data);
|
|
}
|
|
FORCE_INLINE void remove(iterator it) const {
|
|
if (!_data)
|
|
return;
|
|
_data->removeSlot(it.internal());
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE void remove(const TString& key) const {
|
|
objectRemove(_data, adaptString(key));
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE void remove(TChar* key) const {
|
|
objectRemove(_data, adaptString(key));
|
|
}
|
|
private:
|
|
MemoryPool* _pool;
|
|
};
|
|
class ArrayRef;
|
|
class ObjectRef;
|
|
class VariantRef;
|
|
template <typename T>
|
|
struct VariantTo {};
|
|
template <>
|
|
struct VariantTo<ArrayRef> {
|
|
typedef ArrayRef type;
|
|
};
|
|
template <>
|
|
struct VariantTo<ObjectRef> {
|
|
typedef ObjectRef type;
|
|
};
|
|
template <>
|
|
struct VariantTo<VariantRef> {
|
|
typedef VariantRef type;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#ifdef _MSC_VER
|
|
#pragma warning(push)
|
|
#pragma warning(disable : 4522)
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename TArray>
|
|
class ElementProxy : public VariantOperators<ElementProxy<TArray> >,
|
|
public VariantShortcuts<ElementProxy<TArray> >,
|
|
public Visitable,
|
|
public VariantTag {
|
|
typedef ElementProxy<TArray> this_type;
|
|
public:
|
|
typedef VariantRef variant_type;
|
|
FORCE_INLINE ElementProxy(TArray array, size_t index)
|
|
: _array(array), _index(index) {}
|
|
FORCE_INLINE ElementProxy(const ElementProxy& src)
|
|
: _array(src._array), _index(src._index) {}
|
|
FORCE_INLINE this_type& operator=(const this_type& src) {
|
|
getOrAddUpstreamElement().set(src.as<VariantConstRef>());
|
|
return *this;
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE this_type& operator=(const T& src) {
|
|
getOrAddUpstreamElement().set(src);
|
|
return *this;
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE this_type& operator=(T* src) {
|
|
getOrAddUpstreamElement().set(src);
|
|
return *this;
|
|
}
|
|
FORCE_INLINE void clear() const {
|
|
getUpstreamElement().clear();
|
|
}
|
|
FORCE_INLINE bool isNull() const {
|
|
return getUpstreamElement().isNull();
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE typename VariantAs<T>::type as() const {
|
|
return getUpstreamElement().template as<T>();
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE operator T() const {
|
|
return getUpstreamElement();
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE bool is() const {
|
|
return getUpstreamElement().template is<T>();
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE typename VariantTo<T>::type to() const {
|
|
return getOrAddUpstreamElement().template to<T>();
|
|
}
|
|
template <typename TValue>
|
|
FORCE_INLINE bool set(const TValue& value) const {
|
|
return getOrAddUpstreamElement().set(value);
|
|
}
|
|
template <typename TValue>
|
|
FORCE_INLINE bool set(TValue* value) const {
|
|
return getOrAddUpstreamElement().set(value);
|
|
}
|
|
template <typename TVisitor>
|
|
typename TVisitor::result_type accept(TVisitor& visitor) const {
|
|
return getUpstreamElement().accept(visitor);
|
|
}
|
|
FORCE_INLINE size_t size() const {
|
|
return getUpstreamElement().size();
|
|
}
|
|
template <typename TNestedKey>
|
|
VariantRef getMember(TNestedKey* key) const {
|
|
return getUpstreamElement().getMember(key);
|
|
}
|
|
template <typename TNestedKey>
|
|
VariantRef getMember(const TNestedKey& key) const {
|
|
return getUpstreamElement().getMember(key);
|
|
}
|
|
template <typename TNestedKey>
|
|
VariantRef getOrAddMember(TNestedKey* key) const {
|
|
return getOrAddUpstreamElement().getOrAddMember(key);
|
|
}
|
|
template <typename TNestedKey>
|
|
VariantRef getOrAddMember(const TNestedKey& key) const {
|
|
return getOrAddUpstreamElement().getOrAddMember(key);
|
|
}
|
|
VariantRef addElement() const {
|
|
return getOrAddUpstreamElement().addElement();
|
|
}
|
|
VariantRef getElement(size_t index) const {
|
|
return getOrAddUpstreamElement().getElement(index);
|
|
}
|
|
VariantRef getOrAddElement(size_t index) const {
|
|
return getOrAddUpstreamElement().getOrAddElement(index);
|
|
}
|
|
FORCE_INLINE void remove(size_t index) const {
|
|
getUpstreamElement().remove(index);
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE typename enable_if<IsString<TChar*>::value>::type remove(
|
|
TChar* key) const {
|
|
getUpstreamElement().remove(key);
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE typename enable_if<IsString<TString>::value>::type remove(
|
|
const TString& key) const {
|
|
getUpstreamElement().remove(key);
|
|
}
|
|
private:
|
|
FORCE_INLINE VariantRef getUpstreamElement() const {
|
|
return _array.getElement(_index);
|
|
}
|
|
FORCE_INLINE VariantRef getOrAddUpstreamElement() const {
|
|
return _array.getOrAddElement(_index);
|
|
}
|
|
TArray _array;
|
|
const size_t _index;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#ifdef _MSC_VER
|
|
#pragma warning(pop)
|
|
#endif
|
|
#ifdef _MSC_VER
|
|
#pragma warning(push)
|
|
#pragma warning(disable : 4522)
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename TObject, typename TStringRef>
|
|
class MemberProxy : public VariantOperators<MemberProxy<TObject, TStringRef> >,
|
|
public VariantShortcuts<MemberProxy<TObject, TStringRef> >,
|
|
public Visitable,
|
|
public VariantTag {
|
|
typedef MemberProxy<TObject, TStringRef> this_type;
|
|
public:
|
|
typedef VariantRef variant_type;
|
|
FORCE_INLINE MemberProxy(TObject variant, TStringRef key)
|
|
: _object(variant), _key(key) {}
|
|
FORCE_INLINE MemberProxy(const MemberProxy &src)
|
|
: _object(src._object), _key(src._key) {}
|
|
FORCE_INLINE operator VariantConstRef() const {
|
|
return getUpstreamMember();
|
|
}
|
|
FORCE_INLINE this_type &operator=(const this_type &src) {
|
|
getOrAddUpstreamMember().set(src);
|
|
return *this;
|
|
}
|
|
template <typename TValue>
|
|
FORCE_INLINE typename enable_if<!is_array<TValue>::value, this_type &>::type
|
|
operator=(const TValue &src) {
|
|
getOrAddUpstreamMember().set(src);
|
|
return *this;
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE this_type &operator=(TChar *src) {
|
|
getOrAddUpstreamMember().set(src);
|
|
return *this;
|
|
}
|
|
FORCE_INLINE void clear() const {
|
|
getUpstreamMember().clear();
|
|
}
|
|
FORCE_INLINE bool isNull() const {
|
|
return getUpstreamMember().isNull();
|
|
}
|
|
template <typename TValue>
|
|
FORCE_INLINE typename VariantAs<TValue>::type as() const {
|
|
return getUpstreamMember().template as<TValue>();
|
|
}
|
|
template <typename T>
|
|
FORCE_INLINE operator T() const {
|
|
return getUpstreamMember();
|
|
}
|
|
template <typename TValue>
|
|
FORCE_INLINE bool is() const {
|
|
return getUpstreamMember().template is<TValue>();
|
|
}
|
|
FORCE_INLINE size_t size() const {
|
|
return getUpstreamMember().size();
|
|
}
|
|
FORCE_INLINE void remove(size_t index) const {
|
|
getUpstreamMember().remove(index);
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE typename enable_if<IsString<TChar *>::value>::type remove(
|
|
TChar *key) const {
|
|
getUpstreamMember().remove(key);
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE typename enable_if<IsString<TString>::value>::type remove(
|
|
const TString &key) const {
|
|
getUpstreamMember().remove(key);
|
|
}
|
|
template <typename TValue>
|
|
FORCE_INLINE typename VariantTo<TValue>::type to() {
|
|
return getOrAddUpstreamMember().template to<TValue>();
|
|
}
|
|
template <typename TValue>
|
|
FORCE_INLINE bool set(const TValue &value) {
|
|
return getOrAddUpstreamMember().set(value);
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE bool set(TChar *value) {
|
|
return getOrAddUpstreamMember().set(value);
|
|
}
|
|
template <typename TVisitor>
|
|
typename TVisitor::result_type accept(TVisitor &visitor) const {
|
|
return getUpstreamMember().accept(visitor);
|
|
}
|
|
FORCE_INLINE VariantRef addElement() const {
|
|
return getOrAddUpstreamMember().addElement();
|
|
}
|
|
FORCE_INLINE VariantRef getElement(size_t index) const {
|
|
return getUpstreamMember().getElement(index);
|
|
}
|
|
FORCE_INLINE VariantRef getOrAddElement(size_t index) const {
|
|
return getOrAddUpstreamMember().getOrAddElement(index);
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE VariantRef getMember(TChar *key) const {
|
|
return getUpstreamMember().getMember(key);
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE VariantRef getMember(const TString &key) const {
|
|
return getUpstreamMember().getMember(key);
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE VariantRef getOrAddMember(TChar *key) const {
|
|
return getOrAddUpstreamMember().getOrAddMember(key);
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE VariantRef getOrAddMember(const TString &key) const {
|
|
return getOrAddUpstreamMember().getOrAddMember(key);
|
|
}
|
|
private:
|
|
FORCE_INLINE VariantRef getUpstreamMember() const {
|
|
return _object.getMember(_key);
|
|
}
|
|
FORCE_INLINE VariantRef getOrAddUpstreamMember() const {
|
|
return _object.getOrAddMember(_key);
|
|
}
|
|
TObject _object;
|
|
TStringRef _key;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#ifdef _MSC_VER
|
|
#pragma warning(pop)
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
class JsonDocument : public Visitable {
|
|
public:
|
|
template <typename TVisitor>
|
|
typename TVisitor::result_type accept(TVisitor& visitor) const {
|
|
return getVariant().accept(visitor);
|
|
}
|
|
template <typename T>
|
|
typename VariantAs<T>::type as() {
|
|
return getVariant().template as<T>();
|
|
}
|
|
template <typename T>
|
|
typename VariantConstAs<T>::type as() const {
|
|
return getVariant().template as<T>();
|
|
}
|
|
void clear() {
|
|
_pool.clear();
|
|
_data.setNull();
|
|
}
|
|
template <typename T>
|
|
bool is() const {
|
|
return getVariant().template is<T>();
|
|
}
|
|
bool isNull() const {
|
|
return getVariant().isNull();
|
|
}
|
|
size_t memoryUsage() const {
|
|
return _pool.size();
|
|
}
|
|
bool overflowed() const {
|
|
return _pool.overflowed();
|
|
}
|
|
size_t nesting() const {
|
|
return _data.nesting();
|
|
}
|
|
size_t capacity() const {
|
|
return _pool.capacity();
|
|
}
|
|
size_t size() const {
|
|
return _data.size();
|
|
}
|
|
bool set(const JsonDocument& src) {
|
|
return to<VariantRef>().set(src.as<VariantRef>());
|
|
}
|
|
template <typename T>
|
|
typename enable_if<!is_base_of<JsonDocument, T>::value, bool>::type set(
|
|
const T& src) {
|
|
return to<VariantRef>().set(src);
|
|
}
|
|
template <typename T>
|
|
typename VariantTo<T>::type to() {
|
|
clear();
|
|
return getVariant().template to<T>();
|
|
}
|
|
MemoryPool& memoryPool() {
|
|
return _pool;
|
|
}
|
|
VariantData& data() {
|
|
return _data;
|
|
}
|
|
ArrayRef createNestedArray() {
|
|
return addElement().to<ArrayRef>();
|
|
}
|
|
template <typename TChar>
|
|
ArrayRef createNestedArray(TChar* key) {
|
|
return getOrAddMember(key).template to<ArrayRef>();
|
|
}
|
|
template <typename TString>
|
|
ArrayRef createNestedArray(const TString& key) {
|
|
return getOrAddMember(key).template to<ArrayRef>();
|
|
}
|
|
ObjectRef createNestedObject() {
|
|
return addElement().to<ObjectRef>();
|
|
}
|
|
template <typename TChar>
|
|
ObjectRef createNestedObject(TChar* key) {
|
|
return getOrAddMember(key).template to<ObjectRef>();
|
|
}
|
|
template <typename TString>
|
|
ObjectRef createNestedObject(const TString& key) {
|
|
return getOrAddMember(key).template to<ObjectRef>();
|
|
}
|
|
template <typename TChar>
|
|
bool containsKey(TChar* key) const {
|
|
return !getMember(key).isUndefined();
|
|
}
|
|
template <typename TString>
|
|
bool containsKey(const TString& key) const {
|
|
return !getMember(key).isUndefined();
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE typename enable_if<IsString<TString>::value,
|
|
MemberProxy<JsonDocument&, TString> >::type
|
|
operator[](const TString& key) {
|
|
return MemberProxy<JsonDocument&, TString>(*this, key);
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE typename enable_if<IsString<TChar*>::value,
|
|
MemberProxy<JsonDocument&, TChar*> >::type
|
|
operator[](TChar* key) {
|
|
return MemberProxy<JsonDocument&, TChar*>(*this, key);
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE
|
|
typename enable_if<IsString<TString>::value, VariantConstRef>::type
|
|
operator[](const TString& key) const {
|
|
return getMember(key);
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE
|
|
typename enable_if<IsString<TChar*>::value, VariantConstRef>::type
|
|
operator[](TChar* key) const {
|
|
return getMember(key);
|
|
}
|
|
FORCE_INLINE ElementProxy<JsonDocument&> operator[](size_t index) {
|
|
return ElementProxy<JsonDocument&>(*this, index);
|
|
}
|
|
FORCE_INLINE VariantConstRef operator[](size_t index) const {
|
|
return getElement(index);
|
|
}
|
|
FORCE_INLINE VariantRef getElement(size_t index) {
|
|
return VariantRef(&_pool, _data.getElement(index));
|
|
}
|
|
FORCE_INLINE VariantConstRef getElement(size_t index) const {
|
|
return VariantConstRef(_data.getElement(index));
|
|
}
|
|
FORCE_INLINE VariantRef getOrAddElement(size_t index) {
|
|
return VariantRef(&_pool, _data.getOrAddElement(index, &_pool));
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE VariantConstRef getMember(TChar* key) const {
|
|
return VariantConstRef(_data.getMember(adaptString(key)));
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE
|
|
typename enable_if<IsString<TString>::value, VariantConstRef>::type
|
|
getMember(const TString& key) const {
|
|
return VariantConstRef(_data.getMember(adaptString(key)));
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE VariantRef getMember(TChar* key) {
|
|
return VariantRef(&_pool, _data.getMember(adaptString(key)));
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE typename enable_if<IsString<TString>::value, VariantRef>::type
|
|
getMember(const TString& key) {
|
|
return VariantRef(&_pool, _data.getMember(adaptString(key)));
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE VariantRef getOrAddMember(TChar* key) {
|
|
return VariantRef(&_pool, _data.getOrAddMember(adaptString(key), &_pool));
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE VariantRef getOrAddMember(const TString& key) {
|
|
return VariantRef(&_pool, _data.getOrAddMember(adaptString(key), &_pool));
|
|
}
|
|
FORCE_INLINE VariantRef addElement() {
|
|
return VariantRef(&_pool, _data.addElement(&_pool));
|
|
}
|
|
template <typename TValue>
|
|
FORCE_INLINE bool add(const TValue& value) {
|
|
return addElement().set(value);
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE bool add(TChar* value) {
|
|
return addElement().set(value);
|
|
}
|
|
FORCE_INLINE void remove(size_t index) {
|
|
_data.remove(index);
|
|
}
|
|
template <typename TChar>
|
|
FORCE_INLINE typename enable_if<IsString<TChar*>::value>::type remove(
|
|
TChar* key) {
|
|
_data.remove(adaptString(key));
|
|
}
|
|
template <typename TString>
|
|
FORCE_INLINE typename enable_if<IsString<TString>::value>::type remove(
|
|
const TString& key) {
|
|
_data.remove(adaptString(key));
|
|
}
|
|
FORCE_INLINE operator VariantConstRef() const {
|
|
return VariantConstRef(&_data);
|
|
}
|
|
bool operator==(VariantConstRef rhs) const {
|
|
return getVariant() == rhs;
|
|
}
|
|
bool operator!=(VariantConstRef rhs) const {
|
|
return getVariant() != rhs;
|
|
}
|
|
protected:
|
|
JsonDocument() : _pool(0, 0) {
|
|
_data.setNull();
|
|
}
|
|
JsonDocument(MemoryPool pool) : _pool(pool) {
|
|
_data.setNull();
|
|
}
|
|
JsonDocument(char* buf, size_t capa) : _pool(buf, capa) {
|
|
_data.setNull();
|
|
}
|
|
~JsonDocument() {}
|
|
void replacePool(MemoryPool pool) {
|
|
_pool = pool;
|
|
}
|
|
VariantRef getVariant() {
|
|
return VariantRef(&_pool, &_data);
|
|
}
|
|
VariantConstRef getVariant() const {
|
|
return VariantConstRef(&_data);
|
|
}
|
|
MemoryPool _pool;
|
|
VariantData _data;
|
|
private:
|
|
JsonDocument(const JsonDocument&);
|
|
JsonDocument& operator=(const JsonDocument&);
|
|
};
|
|
template <typename TAllocator>
|
|
class AllocatorOwner {
|
|
public:
|
|
AllocatorOwner() {}
|
|
AllocatorOwner(const AllocatorOwner& src) : _allocator(src._allocator) {}
|
|
AllocatorOwner(TAllocator a) : _allocator(a) {}
|
|
void* allocate(size_t size) {
|
|
return _allocator.allocate(size);
|
|
}
|
|
void deallocate(void* ptr) {
|
|
if (ptr)
|
|
_allocator.deallocate(ptr);
|
|
}
|
|
void* reallocate(void* ptr, size_t new_size) {
|
|
return _allocator.reallocate(ptr, new_size);
|
|
}
|
|
TAllocator& allocator() {
|
|
return _allocator;
|
|
}
|
|
private:
|
|
TAllocator _allocator;
|
|
};
|
|
template <typename TAllocator>
|
|
class BasicJsonDocument : AllocatorOwner<TAllocator>, public JsonDocument {
|
|
public:
|
|
explicit BasicJsonDocument(size_t capa, TAllocator alloc = TAllocator())
|
|
: AllocatorOwner<TAllocator>(alloc), JsonDocument(allocPool(capa)) {}
|
|
BasicJsonDocument(const BasicJsonDocument& src)
|
|
: AllocatorOwner<TAllocator>(src), JsonDocument() {
|
|
copyAssignFrom(src);
|
|
}
|
|
#if ARDUINOJSON_HAS_RVALUE_REFERENCES
|
|
BasicJsonDocument(BasicJsonDocument&& src) : AllocatorOwner<TAllocator>(src) {
|
|
moveAssignFrom(src);
|
|
}
|
|
#endif
|
|
BasicJsonDocument(const JsonDocument& src) {
|
|
copyAssignFrom(src);
|
|
}
|
|
template <typename T>
|
|
BasicJsonDocument(
|
|
const T& src,
|
|
typename enable_if<
|
|
is_same<T, VariantRef>::value || is_same<T, VariantConstRef>::value ||
|
|
is_same<T, ArrayRef>::value || is_same<T, ArrayConstRef>::value ||
|
|
is_same<T, ObjectRef>::value ||
|
|
is_same<T, ObjectConstRef>::value>::type* = 0)
|
|
: JsonDocument(allocPool(src.memoryUsage())) {
|
|
set(src);
|
|
}
|
|
BasicJsonDocument(VariantRef src)
|
|
: JsonDocument(allocPool(src.memoryUsage())) {
|
|
set(src);
|
|
}
|
|
~BasicJsonDocument() {
|
|
freePool();
|
|
}
|
|
BasicJsonDocument& operator=(const BasicJsonDocument& src) {
|
|
copyAssignFrom(src);
|
|
return *this;
|
|
}
|
|
#if ARDUINOJSON_HAS_RVALUE_REFERENCES
|
|
BasicJsonDocument& operator=(BasicJsonDocument&& src) {
|
|
moveAssignFrom(src);
|
|
return *this;
|
|
}
|
|
#endif
|
|
template <typename T>
|
|
BasicJsonDocument& operator=(const T& src) {
|
|
reallocPoolIfTooSmall(src.memoryUsage());
|
|
set(src);
|
|
return *this;
|
|
}
|
|
void shrinkToFit() {
|
|
ptrdiff_t bytes_reclaimed = _pool.squash();
|
|
if (bytes_reclaimed == 0)
|
|
return;
|
|
void* old_ptr = _pool.buffer();
|
|
void* new_ptr = this->reallocate(old_ptr, _pool.capacity());
|
|
ptrdiff_t ptr_offset =
|
|
static_cast<char*>(new_ptr) - static_cast<char*>(old_ptr);
|
|
_pool.movePointers(ptr_offset);
|
|
_data.movePointers(ptr_offset, ptr_offset - bytes_reclaimed);
|
|
}
|
|
bool garbageCollect() {
|
|
BasicJsonDocument tmp(*this);
|
|
if (!tmp.capacity())
|
|
return false;
|
|
tmp.set(*this);
|
|
moveAssignFrom(tmp);
|
|
return true;
|
|
}
|
|
using AllocatorOwner<TAllocator>::allocator;
|
|
private:
|
|
MemoryPool allocPool(size_t requiredSize) {
|
|
size_t capa = addPadding(requiredSize);
|
|
return MemoryPool(reinterpret_cast<char*>(this->allocate(capa)), capa);
|
|
}
|
|
void reallocPoolIfTooSmall(size_t requiredSize) {
|
|
if (requiredSize <= capacity())
|
|
return;
|
|
freePool();
|
|
replacePool(allocPool(addPadding(requiredSize)));
|
|
}
|
|
void freePool() {
|
|
this->deallocate(memoryPool().buffer());
|
|
}
|
|
void copyAssignFrom(const JsonDocument& src) {
|
|
reallocPoolIfTooSmall(src.capacity());
|
|
set(src);
|
|
}
|
|
void moveAssignFrom(BasicJsonDocument& src) {
|
|
freePool();
|
|
_data = src._data;
|
|
_pool = src._pool;
|
|
src._data.setNull();
|
|
src._pool = MemoryPool(0, 0);
|
|
}
|
|
};
|
|
struct DefaultAllocator {
|
|
void* allocate(size_t size) {
|
|
return malloc(size);
|
|
}
|
|
void deallocate(void* ptr) {
|
|
free(ptr);
|
|
}
|
|
void* reallocate(void* ptr, size_t new_size) {
|
|
return realloc(ptr, new_size);
|
|
}
|
|
};
|
|
typedef BasicJsonDocument<DefaultAllocator> DynamicJsonDocument;
|
|
template <size_t desiredCapacity>
|
|
class StaticJsonDocument : public JsonDocument {
|
|
static const size_t _capacity =
|
|
AddPadding<Max<1, desiredCapacity>::value>::value;
|
|
public:
|
|
StaticJsonDocument() : JsonDocument(_buffer, _capacity) {}
|
|
StaticJsonDocument(const StaticJsonDocument& src)
|
|
: JsonDocument(_buffer, _capacity) {
|
|
set(src);
|
|
}
|
|
template <typename T>
|
|
StaticJsonDocument(const T& src,
|
|
typename enable_if<IsVisitable<T>::value>::type* = 0)
|
|
: JsonDocument(_buffer, _capacity) {
|
|
set(src);
|
|
}
|
|
StaticJsonDocument(VariantRef src) : JsonDocument(_buffer, _capacity) {
|
|
set(src);
|
|
}
|
|
StaticJsonDocument operator=(const StaticJsonDocument& src) {
|
|
set(src);
|
|
return *this;
|
|
}
|
|
template <typename T>
|
|
StaticJsonDocument operator=(const T& src) {
|
|
set(src);
|
|
return *this;
|
|
}
|
|
void garbageCollect() {
|
|
StaticJsonDocument tmp(*this);
|
|
set(tmp);
|
|
}
|
|
private:
|
|
char _buffer[_capacity];
|
|
};
|
|
template <typename TArray>
|
|
inline ArrayRef ArrayShortcuts<TArray>::createNestedArray() const {
|
|
return impl()->addElement().template to<ArrayRef>();
|
|
}
|
|
template <typename TArray>
|
|
inline ObjectRef ArrayShortcuts<TArray>::createNestedObject() const {
|
|
return impl()->addElement().template to<ObjectRef>();
|
|
}
|
|
template <typename TArray>
|
|
inline ElementProxy<TArray> ArrayShortcuts<TArray>::operator[](
|
|
size_t index) const {
|
|
return ElementProxy<TArray>(*impl(), index);
|
|
}
|
|
template <typename T, size_t N, typename TDestination>
|
|
inline typename enable_if<!is_array<T>::value &&
|
|
!is_base_of<JsonDocument, TDestination>::value,
|
|
bool>::type
|
|
copyArray(T (&src)[N], const TDestination& dst) {
|
|
return copyArray(src, N, dst);
|
|
}
|
|
template <typename T, size_t N>
|
|
inline bool copyArray(T (&src)[N], JsonDocument& dst) {
|
|
return copyArray(src, dst.to<ArrayRef>());
|
|
}
|
|
template <typename T, typename TDestination>
|
|
inline typename enable_if<!is_array<T>::value &&
|
|
!is_base_of<JsonDocument, TDestination>::value,
|
|
bool>::type
|
|
copyArray(T* src, size_t len, const TDestination& dst) {
|
|
bool ok = true;
|
|
for (size_t i = 0; i < len; i++) {
|
|
ok &= dst.add(src[i]);
|
|
}
|
|
return ok;
|
|
}
|
|
template <typename T>
|
|
inline bool copyArray(T* src, size_t len, JsonDocument& dst) {
|
|
return copyArray(src, len, dst.to<ArrayRef>());
|
|
}
|
|
template <typename T, size_t N1, size_t N2, typename TDestination>
|
|
inline typename enable_if<!is_base_of<JsonDocument, TDestination>::value,
|
|
bool>::type
|
|
copyArray(T (&src)[N1][N2], const TDestination& dst) {
|
|
bool ok = true;
|
|
for (size_t i = 0; i < N1; i++) {
|
|
ArrayRef nestedArray = dst.createNestedArray();
|
|
for (size_t j = 0; j < N2; j++) {
|
|
ok &= nestedArray.add(src[i][j]);
|
|
}
|
|
}
|
|
return ok;
|
|
}
|
|
template <typename T, size_t N1, size_t N2>
|
|
inline bool copyArray(T (&src)[N1][N2], JsonDocument& dst) {
|
|
return copyArray(src, dst.to<ArrayRef>());
|
|
}
|
|
template <typename T>
|
|
class ArrayCopier1D : public Visitor<size_t> {
|
|
public:
|
|
ArrayCopier1D(T* destination, size_t capacity)
|
|
: _destination(destination), _capacity(capacity) {}
|
|
size_t visitArray(const CollectionData& array) {
|
|
size_t size = 0;
|
|
VariantSlot* slot = array.head();
|
|
while (slot != 0 && size < _capacity) {
|
|
_destination[size++] = variantAs<T>(slot->data());
|
|
slot = slot->next();
|
|
}
|
|
return size;
|
|
}
|
|
size_t visitObject(const CollectionData&) {
|
|
return 0;
|
|
}
|
|
size_t visitFloat(Float) {
|
|
return 0;
|
|
}
|
|
size_t visitString(const char*) {
|
|
return 0;
|
|
}
|
|
size_t visitRawJson(const char*, size_t) {
|
|
return 0;
|
|
}
|
|
size_t visitNegativeInteger(UInt) {
|
|
return 0;
|
|
}
|
|
size_t visitPositiveInteger(UInt) {
|
|
return 0;
|
|
}
|
|
size_t visitBoolean(bool) {
|
|
return 0;
|
|
}
|
|
size_t visitNull() {
|
|
return 0;
|
|
}
|
|
private:
|
|
T* _destination;
|
|
size_t _capacity;
|
|
};
|
|
template <typename T, size_t N1, size_t N2>
|
|
class ArrayCopier2D : public Visitor<void> {
|
|
public:
|
|
ArrayCopier2D(T (*destination)[N1][N2]) : _destination(destination) {}
|
|
void visitArray(const CollectionData& array) {
|
|
VariantSlot* slot = array.head();
|
|
size_t n = 0;
|
|
while (slot != 0 && n < N1) {
|
|
ArrayCopier1D<T> copier((*_destination)[n++], N2);
|
|
variantAccept(slot->data(), copier);
|
|
slot = slot->next();
|
|
}
|
|
}
|
|
void visitObject(const CollectionData&) {}
|
|
void visitFloat(Float) {}
|
|
void visitString(const char*) {}
|
|
void visitRawJson(const char*, size_t) {}
|
|
void visitNegativeInteger(UInt) {}
|
|
void visitPositiveInteger(UInt) {}
|
|
void visitBoolean(bool) {}
|
|
void visitNull() {}
|
|
private:
|
|
T (*_destination)[N1][N2];
|
|
size_t _capacity1, _capacity2;
|
|
};
|
|
template <typename TSource, typename T, size_t N>
|
|
inline typename enable_if<!is_array<T>::value, size_t>::type copyArray(
|
|
const TSource& src, T (&dst)[N]) {
|
|
return copyArray(src, dst, N);
|
|
}
|
|
template <typename TSource, typename T>
|
|
inline size_t copyArray(const TSource& src, T* dst, size_t len) {
|
|
ArrayCopier1D<T> copier(dst, len);
|
|
return src.accept(copier);
|
|
}
|
|
template <typename TSource, typename T, size_t N1, size_t N2>
|
|
inline void copyArray(const TSource& src, T (&dst)[N1][N2]) {
|
|
ArrayCopier2D<T, N1, N2> copier(&dst);
|
|
src.accept(copier);
|
|
}
|
|
inline bool variantEquals(const VariantData* a, const VariantData* b) {
|
|
return variantCompare(a, b) == COMPARE_RESULT_EQUAL;
|
|
}
|
|
inline VariantSlot* CollectionData::addSlot(MemoryPool* pool) {
|
|
VariantSlot* slot = pool->allocVariant();
|
|
if (!slot)
|
|
return 0;
|
|
if (_tail) {
|
|
_tail->setNextNotNull(slot);
|
|
_tail = slot;
|
|
} else {
|
|
_head = slot;
|
|
_tail = slot;
|
|
}
|
|
slot->clear();
|
|
return slot;
|
|
}
|
|
inline VariantData* CollectionData::addElement(MemoryPool* pool) {
|
|
return slotData(addSlot(pool));
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline VariantData* CollectionData::addMember(TAdaptedString key,
|
|
MemoryPool* pool) {
|
|
VariantSlot* slot = addSlot(pool);
|
|
if (!slotSetKey(slot, key, pool)) {
|
|
removeSlot(slot);
|
|
return 0;
|
|
}
|
|
return slot->data();
|
|
}
|
|
inline void CollectionData::clear() {
|
|
_head = 0;
|
|
_tail = 0;
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline bool CollectionData::containsKey(const TAdaptedString& key) const {
|
|
return getSlot(key) != 0;
|
|
}
|
|
inline bool CollectionData::copyFrom(const CollectionData& src,
|
|
MemoryPool* pool) {
|
|
clear();
|
|
for (VariantSlot* s = src._head; s; s = s->next()) {
|
|
VariantData* var;
|
|
if (s->key() != 0) {
|
|
if (s->ownsKey())
|
|
var = addMember(RamStringAdapter(s->key()), pool);
|
|
else
|
|
var = addMember(ConstRamStringAdapter(s->key()), pool);
|
|
} else {
|
|
var = addElement(pool);
|
|
}
|
|
if (!var)
|
|
return false;
|
|
if (!var->copyFrom(*s->data(), pool))
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
inline bool CollectionData::equalsObject(const CollectionData& other) const {
|
|
size_t count = 0;
|
|
for (VariantSlot* slot = _head; slot; slot = slot->next()) {
|
|
VariantData* v1 = slot->data();
|
|
VariantData* v2 = other.getMember(adaptString(slot->key()));
|
|
if (!variantEquals(v1, v2))
|
|
return false;
|
|
count++;
|
|
}
|
|
return count == other.size();
|
|
}
|
|
inline bool CollectionData::equalsArray(const CollectionData& other) const {
|
|
VariantSlot* s1 = _head;
|
|
VariantSlot* s2 = other._head;
|
|
for (;;) {
|
|
if (s1 == s2)
|
|
return true;
|
|
if (!s1 || !s2)
|
|
return false;
|
|
if (!variantEquals(s1->data(), s2->data()))
|
|
return false;
|
|
s1 = s1->next();
|
|
s2 = s2->next();
|
|
}
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline VariantSlot* CollectionData::getSlot(TAdaptedString key) const {
|
|
VariantSlot* slot = _head;
|
|
while (slot) {
|
|
if (key.equals(slot->key()))
|
|
break;
|
|
slot = slot->next();
|
|
}
|
|
return slot;
|
|
}
|
|
inline VariantSlot* CollectionData::getSlot(size_t index) const {
|
|
return _head->next(index);
|
|
}
|
|
inline VariantSlot* CollectionData::getPreviousSlot(VariantSlot* target) const {
|
|
VariantSlot* current = _head;
|
|
while (current) {
|
|
VariantSlot* next = current->next();
|
|
if (next == target)
|
|
return current;
|
|
current = next;
|
|
}
|
|
return 0;
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline VariantData* CollectionData::getMember(TAdaptedString key) const {
|
|
VariantSlot* slot = getSlot(key);
|
|
return slot ? slot->data() : 0;
|
|
}
|
|
template <typename TAdaptedString>
|
|
inline VariantData* CollectionData::getOrAddMember(TAdaptedString key,
|
|
MemoryPool* pool) {
|
|
if (key.isNull())
|
|
return 0;
|
|
VariantSlot* slot = getSlot(key);
|
|
if (slot)
|
|
return slot->data();
|
|
return addMember(key, pool);
|
|
}
|
|
inline VariantData* CollectionData::getElement(size_t index) const {
|
|
VariantSlot* slot = getSlot(index);
|
|
return slot ? slot->data() : 0;
|
|
}
|
|
inline VariantData* CollectionData::getOrAddElement(size_t index,
|
|
MemoryPool* pool) {
|
|
VariantSlot* slot = _head;
|
|
while (slot && index > 0) {
|
|
slot = slot->next();
|
|
index--;
|
|
}
|
|
if (!slot)
|
|
index++;
|
|
while (index > 0) {
|
|
slot = addSlot(pool);
|
|
index--;
|
|
}
|
|
return slotData(slot);
|
|
}
|
|
inline void CollectionData::removeSlot(VariantSlot* slot) {
|
|
if (!slot)
|
|
return;
|
|
VariantSlot* prev = getPreviousSlot(slot);
|
|
VariantSlot* next = slot->next();
|
|
if (prev)
|
|
prev->setNext(next);
|
|
else
|
|
_head = next;
|
|
if (!next)
|
|
_tail = prev;
|
|
}
|
|
inline void CollectionData::removeElement(size_t index) {
|
|
removeSlot(getSlot(index));
|
|
}
|
|
inline size_t CollectionData::memoryUsage() const {
|
|
size_t total = 0;
|
|
for (VariantSlot* s = _head; s; s = s->next()) {
|
|
total += sizeof(VariantSlot) + s->data()->memoryUsage();
|
|
if (s->ownsKey())
|
|
total += strlen(s->key()) + 1;
|
|
}
|
|
return total;
|
|
}
|
|
inline size_t CollectionData::nesting() const {
|
|
size_t maxChildNesting = 0;
|
|
for (VariantSlot* s = _head; s; s = s->next()) {
|
|
size_t childNesting = s->data()->nesting();
|
|
if (childNesting > maxChildNesting)
|
|
maxChildNesting = childNesting;
|
|
}
|
|
return maxChildNesting + 1;
|
|
}
|
|
inline size_t CollectionData::size() const {
|
|
return slotSize(_head);
|
|
}
|
|
template <typename T>
|
|
inline void movePointer(T*& p, ptrdiff_t offset) {
|
|
if (!p)
|
|
return;
|
|
p = reinterpret_cast<T*>(
|
|
reinterpret_cast<void*>(reinterpret_cast<char*>(p) + offset));
|
|
ARDUINOJSON_ASSERT(isAligned(p));
|
|
}
|
|
inline void CollectionData::movePointers(ptrdiff_t stringDistance,
|
|
ptrdiff_t variantDistance) {
|
|
movePointer(_head, variantDistance);
|
|
movePointer(_tail, variantDistance);
|
|
for (VariantSlot* slot = _head; slot; slot = slot->next())
|
|
slot->movePointers(stringDistance, variantDistance);
|
|
}
|
|
template <typename TObject>
|
|
template <typename TString>
|
|
inline ArrayRef ObjectShortcuts<TObject>::createNestedArray(
|
|
const TString& key) const {
|
|
return impl()->getOrAddMember(key).template to<ArrayRef>();
|
|
}
|
|
template <typename TObject>
|
|
template <typename TChar>
|
|
inline ArrayRef ObjectShortcuts<TObject>::createNestedArray(TChar* key) const {
|
|
return impl()->getOrAddMember(key).template to<ArrayRef>();
|
|
}
|
|
template <typename TObject>
|
|
template <typename TString>
|
|
inline ObjectRef ObjectShortcuts<TObject>::createNestedObject(
|
|
const TString& key) const {
|
|
return impl()->getOrAddMember(key).template to<ObjectRef>();
|
|
}
|
|
template <typename TObject>
|
|
template <typename TChar>
|
|
inline ObjectRef ObjectShortcuts<TObject>::createNestedObject(
|
|
TChar* key) const {
|
|
return impl()->getOrAddMember(key).template to<ObjectRef>();
|
|
}
|
|
template <typename TObject>
|
|
template <typename TString>
|
|
inline typename enable_if<IsString<TString>::value, bool>::type
|
|
ObjectShortcuts<TObject>::containsKey(const TString& key) const {
|
|
return !impl()->getMember(key).isUndefined();
|
|
}
|
|
template <typename TObject>
|
|
template <typename TChar>
|
|
inline typename enable_if<IsString<TChar*>::value, bool>::type
|
|
ObjectShortcuts<TObject>::containsKey(TChar* key) const {
|
|
return !impl()->getMember(key).isUndefined();
|
|
}
|
|
template <typename TObject>
|
|
template <typename TString>
|
|
inline typename enable_if<IsString<TString*>::value,
|
|
MemberProxy<TObject, TString*> >::type
|
|
ObjectShortcuts<TObject>::operator[](TString* key) const {
|
|
return MemberProxy<TObject, TString*>(*impl(), key);
|
|
}
|
|
template <typename TObject>
|
|
template <typename TString>
|
|
inline typename enable_if<IsString<TString>::value,
|
|
MemberProxy<TObject, TString> >::type
|
|
ObjectShortcuts<TObject>::operator[](const TString& key) const {
|
|
return MemberProxy<TObject, TString>(*impl(), key);
|
|
}
|
|
template <typename T>
|
|
inline typename enable_if<is_same<ArrayConstRef, T>::value, T>::type variantAs(
|
|
const VariantData* _data) {
|
|
return ArrayConstRef(variantAsArray(_data));
|
|
}
|
|
template <typename T>
|
|
inline typename enable_if<is_same<ObjectConstRef, T>::value, T>::type variantAs(
|
|
const VariantData* _data) {
|
|
return ObjectConstRef(variantAsObject(_data));
|
|
}
|
|
template <typename T>
|
|
inline typename enable_if<is_same<VariantConstRef, T>::value, T>::type
|
|
variantAs(const VariantData* _data) {
|
|
return VariantConstRef(_data);
|
|
}
|
|
template <typename T>
|
|
inline typename enable_if<IsWriteableString<T>::value, T>::type variantAs(
|
|
const VariantData* _data) {
|
|
const char* cstr = _data != 0 ? _data->asString() : 0;
|
|
if (cstr)
|
|
return T(cstr);
|
|
T s;
|
|
serializeJson(VariantConstRef(_data), s);
|
|
return s;
|
|
}
|
|
template <>
|
|
inline ArrayRef variantAs<ArrayRef>(VariantData* data, MemoryPool* pool) {
|
|
return ArrayRef(pool, data != 0 ? data->asArray() : 0);
|
|
}
|
|
template <>
|
|
inline ObjectRef variantAs<ObjectRef>(VariantData* data, MemoryPool* pool) {
|
|
return ObjectRef(pool, data != 0 ? data->asObject() : 0);
|
|
}
|
|
template <>
|
|
inline VariantRef variantAs<VariantRef>(VariantData* data, MemoryPool* pool) {
|
|
return VariantRef(pool, data);
|
|
}
|
|
class CollectionData;
|
|
struct ComparerBase : Visitor<CompareResult> {
|
|
CompareResult visitArray(const CollectionData &) {
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
CompareResult visitBoolean(bool) {
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
CompareResult visitFloat(Float) {
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
CompareResult visitNegativeInteger(UInt) {
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
CompareResult visitNull() {
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
CompareResult visitObject(const CollectionData &) {
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
CompareResult visitPositiveInteger(UInt) {
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
CompareResult visitRawJson(const char *, size_t) {
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
CompareResult visitString(const char *) {
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
};
|
|
template <typename T, typename Enable = void>
|
|
struct Comparer;
|
|
template <typename T>
|
|
struct Comparer<T, typename enable_if<IsString<T>::value>::type>
|
|
: ComparerBase {
|
|
T rhs;
|
|
explicit Comparer(T value) : rhs(value) {}
|
|
CompareResult visitString(const char *lhs) {
|
|
int i = adaptString(rhs).compare(lhs);
|
|
if (i < 0)
|
|
return COMPARE_RESULT_GREATER;
|
|
else if (i > 0)
|
|
return COMPARE_RESULT_LESS;
|
|
else
|
|
return COMPARE_RESULT_EQUAL;
|
|
}
|
|
CompareResult visitNull() {
|
|
if (adaptString(rhs).isNull())
|
|
return COMPARE_RESULT_EQUAL;
|
|
else
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
};
|
|
template <typename T>
|
|
struct Comparer<T, typename enable_if<is_integral<T>::value ||
|
|
is_floating_point<T>::value>::type>
|
|
: ComparerBase {
|
|
T rhs;
|
|
explicit Comparer(T value) : rhs(value) {}
|
|
CompareResult visitFloat(Float lhs) {
|
|
return arithmeticCompare(lhs, rhs);
|
|
}
|
|
CompareResult visitNegativeInteger(UInt lhs) {
|
|
return arithmeticCompareNegateLeft(lhs, rhs);
|
|
}
|
|
CompareResult visitPositiveInteger(UInt lhs) {
|
|
return arithmeticCompare(lhs, rhs);
|
|
}
|
|
CompareResult visitBoolean(bool lhs) {
|
|
return visitPositiveInteger(static_cast<UInt>(lhs));
|
|
}
|
|
};
|
|
struct NullComparer : ComparerBase {
|
|
CompareResult visitNull() {
|
|
return COMPARE_RESULT_EQUAL;
|
|
}
|
|
};
|
|
#if ARDUINOJSON_HAS_NULLPTR
|
|
template <>
|
|
struct Comparer<decltype(nullptr), void> : NullComparer {
|
|
explicit Comparer(decltype(nullptr)) : NullComparer() {}
|
|
};
|
|
#endif
|
|
struct ArrayComparer : ComparerBase {
|
|
const CollectionData *_rhs;
|
|
explicit ArrayComparer(const CollectionData &rhs) : _rhs(&rhs) {}
|
|
CompareResult visitArray(const CollectionData &lhs) {
|
|
if (lhs.equalsArray(*_rhs))
|
|
return COMPARE_RESULT_EQUAL;
|
|
else
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
};
|
|
struct NegativeIntegerComparer : ComparerBase {
|
|
UInt _rhs;
|
|
explicit NegativeIntegerComparer(UInt rhs) : _rhs(rhs) {}
|
|
CompareResult visitFloat(Float lhs) {
|
|
return arithmeticCompareNegateRight(lhs, _rhs);
|
|
}
|
|
CompareResult visitNegativeInteger(UInt lhs) {
|
|
return arithmeticCompare(_rhs, lhs);
|
|
}
|
|
CompareResult visitPositiveInteger(UInt) {
|
|
return COMPARE_RESULT_GREATER;
|
|
}
|
|
CompareResult visitBoolean(bool) {
|
|
return COMPARE_RESULT_GREATER;
|
|
}
|
|
};
|
|
struct ObjectComparer : ComparerBase {
|
|
const CollectionData *_rhs;
|
|
explicit ObjectComparer(const CollectionData &rhs) : _rhs(&rhs) {}
|
|
CompareResult visitObject(const CollectionData &lhs) {
|
|
if (lhs.equalsObject(*_rhs))
|
|
return COMPARE_RESULT_EQUAL;
|
|
else
|
|
return COMPARE_RESULT_DIFFER;
|
|
}
|
|
};
|
|
struct RawComparer : ComparerBase {
|
|
const char *_rhsData;
|
|
size_t _rhsSize;
|
|
explicit RawComparer(const char *rhsData, size_t rhsSize)
|
|
: _rhsData(rhsData), _rhsSize(rhsSize) {}
|
|
CompareResult visitRawJson(const char *lhsData, size_t lhsSize) {
|
|
size_t size = _rhsSize < lhsSize ? _rhsSize : lhsSize;
|
|
int n = memcmp(lhsData, _rhsData, size);
|
|
if (n < 0)
|
|
return COMPARE_RESULT_LESS;
|
|
else if (n > 0)
|
|
return COMPARE_RESULT_GREATER;
|
|
else
|
|
return COMPARE_RESULT_EQUAL;
|
|
}
|
|
};
|
|
template <typename T>
|
|
struct Comparer<T, typename enable_if<IsVisitable<T>::value>::type>
|
|
: ComparerBase {
|
|
T rhs;
|
|
explicit Comparer(T value) : rhs(value) {}
|
|
CompareResult visitArray(const CollectionData &lhs) {
|
|
ArrayComparer comparer(lhs);
|
|
return accept(comparer);
|
|
}
|
|
CompareResult visitObject(const CollectionData &lhs) {
|
|
ObjectComparer comparer(lhs);
|
|
return accept(comparer);
|
|
}
|
|
CompareResult visitFloat(Float lhs) {
|
|
Comparer<Float> comparer(lhs);
|
|
return accept(comparer);
|
|
}
|
|
CompareResult visitString(const char *lhs) {
|
|
Comparer<const char *> comparer(lhs);
|
|
return accept(comparer);
|
|
}
|
|
CompareResult visitRawJson(const char *lhsData, size_t lhsSize) {
|
|
RawComparer comparer(lhsData, lhsSize);
|
|
return accept(comparer);
|
|
}
|
|
CompareResult visitNegativeInteger(UInt lhs) {
|
|
NegativeIntegerComparer comparer(lhs);
|
|
return accept(comparer);
|
|
}
|
|
CompareResult visitPositiveInteger(UInt lhs) {
|
|
Comparer<UInt> comparer(lhs);
|
|
return accept(comparer);
|
|
}
|
|
CompareResult visitBoolean(bool lhs) {
|
|
Comparer<bool> comparer(lhs);
|
|
return accept(comparer);
|
|
}
|
|
CompareResult visitNull() {
|
|
NullComparer comparer;
|
|
return accept(comparer);
|
|
}
|
|
private:
|
|
template <typename TComparer>
|
|
CompareResult accept(TComparer &comparer) {
|
|
CompareResult reversedResult = rhs.accept(comparer);
|
|
switch (reversedResult) {
|
|
case COMPARE_RESULT_GREATER:
|
|
return COMPARE_RESULT_LESS;
|
|
case COMPARE_RESULT_LESS:
|
|
return COMPARE_RESULT_GREATER;
|
|
default:
|
|
return reversedResult;
|
|
}
|
|
}
|
|
};
|
|
template <typename T1, typename T2>
|
|
CompareResult compare(const T1 &lhs, const T2 &rhs) {
|
|
Comparer<T2> comparer(rhs);
|
|
return lhs.accept(comparer);
|
|
}
|
|
inline int variantCompare(const VariantData *a, const VariantData *b) {
|
|
return compare(VariantConstRef(a), VariantConstRef(b));
|
|
}
|
|
#ifndef isdigit
|
|
inline bool isdigit(char c) {
|
|
return '0' <= c && c <= '9';
|
|
}
|
|
#endif
|
|
inline bool issign(char c) {
|
|
return '-' == c || c == '+';
|
|
}
|
|
template <typename A, typename B>
|
|
struct choose_largest : conditional<(sizeof(A) > sizeof(B)), A, B> {};
|
|
inline bool parseNumber(const char* s, VariantData& result) {
|
|
typedef FloatTraits<Float> traits;
|
|
typedef choose_largest<traits::mantissa_type, UInt>::type mantissa_t;
|
|
typedef traits::exponent_type exponent_t;
|
|
ARDUINOJSON_ASSERT(s != 0);
|
|
bool is_negative = false;
|
|
switch (*s) {
|
|
case '-':
|
|
is_negative = true;
|
|
s++;
|
|
break;
|
|
case '+':
|
|
s++;
|
|
break;
|
|
}
|
|
#if ARDUINOJSON_ENABLE_NAN
|
|
if (*s == 'n' || *s == 'N') {
|
|
result.setFloat(traits::nan());
|
|
return true;
|
|
}
|
|
#endif
|
|
#if ARDUINOJSON_ENABLE_INFINITY
|
|
if (*s == 'i' || *s == 'I') {
|
|
result.setFloat(is_negative ? -traits::inf() : traits::inf());
|
|
return true;
|
|
}
|
|
#endif
|
|
if (!isdigit(*s) && *s != '.')
|
|
return false;
|
|
mantissa_t mantissa = 0;
|
|
exponent_t exponent_offset = 0;
|
|
const mantissa_t maxUint = UInt(-1);
|
|
while (isdigit(*s)) {
|
|
uint8_t digit = uint8_t(*s - '0');
|
|
if (mantissa > maxUint / 10)
|
|
break;
|
|
mantissa *= 10;
|
|
if (mantissa > maxUint - digit)
|
|
break;
|
|
mantissa += digit;
|
|
s++;
|
|
}
|
|
if (*s == '\0') {
|
|
if (is_negative)
|
|
result.setNegativeInteger(UInt(mantissa));
|
|
else
|
|
result.setPositiveInteger(UInt(mantissa));
|
|
return true;
|
|
}
|
|
while (mantissa > traits::mantissa_max) {
|
|
mantissa /= 10;
|
|
exponent_offset++;
|
|
}
|
|
while (isdigit(*s)) {
|
|
exponent_offset++;
|
|
s++;
|
|
}
|
|
if (*s == '.') {
|
|
s++;
|
|
while (isdigit(*s)) {
|
|
if (mantissa < traits::mantissa_max / 10) {
|
|
mantissa = mantissa * 10 + uint8_t(*s - '0');
|
|
exponent_offset--;
|
|
}
|
|
s++;
|
|
}
|
|
}
|
|
int exponent = 0;
|
|
if (*s == 'e' || *s == 'E') {
|
|
s++;
|
|
bool negative_exponent = false;
|
|
if (*s == '-') {
|
|
negative_exponent = true;
|
|
s++;
|
|
} else if (*s == '+') {
|
|
s++;
|
|
}
|
|
while (isdigit(*s)) {
|
|
exponent = exponent * 10 + (*s - '0');
|
|
if (exponent + exponent_offset > traits::exponent_max) {
|
|
if (negative_exponent)
|
|
result.setFloat(is_negative ? -0.0f : 0.0f);
|
|
else
|
|
result.setFloat(is_negative ? -traits::inf() : traits::inf());
|
|
return true;
|
|
}
|
|
s++;
|
|
}
|
|
if (negative_exponent)
|
|
exponent = -exponent;
|
|
}
|
|
exponent += exponent_offset;
|
|
if (*s != '\0')
|
|
return false;
|
|
Float final_result =
|
|
traits::make_float(static_cast<Float>(mantissa), exponent);
|
|
result.setFloat(is_negative ? -final_result : final_result);
|
|
return true;
|
|
}
|
|
template <typename T>
|
|
inline T parseNumber(const char* s) {
|
|
VariantData value;
|
|
value.init(); // VariantData is a POD, so it has no constructor
|
|
parseNumber(s, value);
|
|
return variantAs<T>(&value);
|
|
}
|
|
template <typename T>
|
|
inline T VariantData::asIntegral() const {
|
|
switch (type()) {
|
|
case VALUE_IS_POSITIVE_INTEGER:
|
|
case VALUE_IS_BOOLEAN:
|
|
return convertPositiveInteger<T>(_content.asInteger);
|
|
case VALUE_IS_NEGATIVE_INTEGER:
|
|
return convertNegativeInteger<T>(_content.asInteger);
|
|
case VALUE_IS_LINKED_STRING:
|
|
case VALUE_IS_OWNED_STRING:
|
|
return parseNumber<T>(_content.asString);
|
|
case VALUE_IS_FLOAT:
|
|
return convertFloat<T>(_content.asFloat);
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
inline bool VariantData::asBoolean() const {
|
|
switch (type()) {
|
|
case VALUE_IS_POSITIVE_INTEGER:
|
|
case VALUE_IS_BOOLEAN:
|
|
case VALUE_IS_NEGATIVE_INTEGER:
|
|
return _content.asInteger != 0;
|
|
case VALUE_IS_FLOAT:
|
|
return _content.asFloat != 0;
|
|
case VALUE_IS_NULL:
|
|
return false;
|
|
default:
|
|
return true;
|
|
}
|
|
}
|
|
template <typename T>
|
|
inline T VariantData::asFloat() const {
|
|
switch (type()) {
|
|
case VALUE_IS_POSITIVE_INTEGER:
|
|
case VALUE_IS_BOOLEAN:
|
|
return static_cast<T>(_content.asInteger);
|
|
case VALUE_IS_NEGATIVE_INTEGER:
|
|
return -static_cast<T>(_content.asInteger);
|
|
case VALUE_IS_LINKED_STRING:
|
|
case VALUE_IS_OWNED_STRING:
|
|
return parseNumber<T>(_content.asString);
|
|
case VALUE_IS_FLOAT:
|
|
return static_cast<T>(_content.asFloat);
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
inline const char *VariantData::asString() const {
|
|
switch (type()) {
|
|
case VALUE_IS_LINKED_STRING:
|
|
case VALUE_IS_OWNED_STRING:
|
|
return _content.asString;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
template <typename TVariant>
|
|
typename enable_if<IsVisitable<TVariant>::value, bool>::type VariantRef::set(
|
|
const TVariant &value) const {
|
|
VariantConstRef v = value;
|
|
return variantCopyFrom(_data, v._data, _pool);
|
|
}
|
|
template <typename T>
|
|
inline typename enable_if<is_same<T, ArrayRef>::value, ArrayRef>::type
|
|
VariantRef::to() const {
|
|
return ArrayRef(_pool, variantToArray(_data));
|
|
}
|
|
template <typename T>
|
|
typename enable_if<is_same<T, ObjectRef>::value, ObjectRef>::type
|
|
VariantRef::to() const {
|
|
return ObjectRef(_pool, variantToObject(_data));
|
|
}
|
|
template <typename T>
|
|
typename enable_if<is_same<T, VariantRef>::value, VariantRef>::type
|
|
VariantRef::to() const {
|
|
variantSetNull(_data);
|
|
return *this;
|
|
}
|
|
inline VariantConstRef VariantConstRef::getElement(size_t index) const {
|
|
return ArrayConstRef(_data != 0 ? _data->asArray() : 0)[index];
|
|
}
|
|
inline VariantRef VariantRef::addElement() const {
|
|
return VariantRef(_pool, variantAddElement(_data, _pool));
|
|
}
|
|
inline VariantRef VariantRef::getElement(size_t index) const {
|
|
return VariantRef(_pool, _data != 0 ? _data->getElement(index) : 0);
|
|
}
|
|
inline VariantRef VariantRef::getOrAddElement(size_t index) const {
|
|
return VariantRef(_pool, variantGetOrAddElement(_data, index, _pool));
|
|
}
|
|
template <typename TChar>
|
|
inline VariantRef VariantRef::getMember(TChar *key) const {
|
|
return VariantRef(_pool, _data != 0 ? _data->getMember(adaptString(key)) : 0);
|
|
}
|
|
template <typename TString>
|
|
inline typename enable_if<IsString<TString>::value, VariantRef>::type
|
|
VariantRef::getMember(const TString &key) const {
|
|
return VariantRef(_pool, _data != 0 ? _data->getMember(adaptString(key)) : 0);
|
|
}
|
|
template <typename TChar>
|
|
inline VariantRef VariantRef::getOrAddMember(TChar *key) const {
|
|
return VariantRef(_pool, variantGetOrAddMember(_data, key, _pool));
|
|
}
|
|
template <typename TString>
|
|
inline VariantRef VariantRef::getOrAddMember(const TString &key) const {
|
|
return VariantRef(_pool, variantGetOrAddMember(_data, key, _pool));
|
|
}
|
|
inline VariantConstRef operator|(VariantConstRef preferedValue,
|
|
VariantConstRef defaultValue) {
|
|
return preferedValue ? preferedValue : defaultValue;
|
|
}
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if ARDUINOJSON_ENABLE_STD_STREAM
|
|
#include <ostream>
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
class DeserializationError {
|
|
typedef void (DeserializationError::*bool_type)() const;
|
|
void safeBoolHelper() const {}
|
|
public:
|
|
enum Code {
|
|
Ok,
|
|
EmptyInput,
|
|
IncompleteInput,
|
|
InvalidInput,
|
|
NoMemory,
|
|
NotSupported,
|
|
TooDeep
|
|
};
|
|
DeserializationError() {}
|
|
DeserializationError(Code c) : _code(c) {}
|
|
friend bool operator==(const DeserializationError& lhs,
|
|
const DeserializationError& rhs) {
|
|
return lhs._code == rhs._code;
|
|
}
|
|
friend bool operator!=(const DeserializationError& lhs,
|
|
const DeserializationError& rhs) {
|
|
return lhs._code != rhs._code;
|
|
}
|
|
friend bool operator==(const DeserializationError& lhs, Code rhs) {
|
|
return lhs._code == rhs;
|
|
}
|
|
friend bool operator==(Code lhs, const DeserializationError& rhs) {
|
|
return lhs == rhs._code;
|
|
}
|
|
friend bool operator!=(const DeserializationError& lhs, Code rhs) {
|
|
return lhs._code != rhs;
|
|
}
|
|
friend bool operator!=(Code lhs, const DeserializationError& rhs) {
|
|
return lhs != rhs._code;
|
|
}
|
|
operator bool_type() const {
|
|
return _code != Ok ? &DeserializationError::safeBoolHelper : 0;
|
|
}
|
|
friend bool operator==(bool value, const DeserializationError& err) {
|
|
return static_cast<bool>(err) == value;
|
|
}
|
|
friend bool operator==(const DeserializationError& err, bool value) {
|
|
return static_cast<bool>(err) == value;
|
|
}
|
|
friend bool operator!=(bool value, const DeserializationError& err) {
|
|
return static_cast<bool>(err) != value;
|
|
}
|
|
friend bool operator!=(const DeserializationError& err, bool value) {
|
|
return static_cast<bool>(err) != value;
|
|
}
|
|
Code code() const {
|
|
return _code;
|
|
}
|
|
const char* c_str() const {
|
|
static const char* messages[] = {
|
|
"Ok", "EmptyInput", "IncompleteInput", "InvalidInput",
|
|
"NoMemory", "NotSupported", "TooDeep"};
|
|
ARDUINOJSON_ASSERT(static_cast<size_t>(_code) <
|
|
sizeof(messages) / sizeof(messages[0]));
|
|
return messages[_code];
|
|
}
|
|
#if ARDUINOJSON_ENABLE_PROGMEM
|
|
const __FlashStringHelper* f_str() const {
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY(char, s0, "Ok");
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY(char, s1, "EmptyInput");
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY(char, s2, "IncompleteInput");
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY(char, s3, "InvalidInput");
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY(char, s4, "NoMemory");
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY(char, s5, "NotSupported");
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY(char, s6, "TooDeep");
|
|
ARDUINOJSON_DEFINE_STATIC_ARRAY(
|
|
const char*, messages,
|
|
ARDUINOJSON_EXPAND7({s0, s1, s2, s3, s4, s5, s6}));
|
|
return ARDUINOJSON_READ_STATIC_ARRAY(const __FlashStringHelper*, messages,
|
|
_code);
|
|
}
|
|
#endif
|
|
private:
|
|
Code _code;
|
|
};
|
|
#if ARDUINOJSON_ENABLE_STD_STREAM
|
|
inline std::ostream& operator<<(std::ostream& s,
|
|
const DeserializationError& e) {
|
|
s << e.c_str();
|
|
return s;
|
|
}
|
|
inline std::ostream& operator<<(std::ostream& s, DeserializationError::Code c) {
|
|
s << DeserializationError(c).c_str();
|
|
return s;
|
|
}
|
|
#endif
|
|
class Filter {
|
|
public:
|
|
explicit Filter(VariantConstRef v) : _variant(v) {}
|
|
bool allow() const {
|
|
return _variant;
|
|
}
|
|
bool allowArray() const {
|
|
return _variant == true || _variant.is<ArrayRef>();
|
|
}
|
|
bool allowObject() const {
|
|
return _variant == true || _variant.is<ObjectRef>();
|
|
}
|
|
bool allowValue() const {
|
|
return _variant == true;
|
|
}
|
|
template <typename TKey>
|
|
Filter operator[](const TKey& key) const {
|
|
if (_variant == true) // "true" means "allow recursively"
|
|
return *this;
|
|
else
|
|
return Filter(_variant[key] | _variant["*"]);
|
|
}
|
|
private:
|
|
VariantConstRef _variant;
|
|
};
|
|
struct AllowAllFilter {
|
|
bool allow() const {
|
|
return true;
|
|
}
|
|
bool allowArray() const {
|
|
return true;
|
|
}
|
|
bool allowObject() const {
|
|
return true;
|
|
}
|
|
bool allowValue() const {
|
|
return true;
|
|
}
|
|
template <typename TKey>
|
|
AllowAllFilter operator[](const TKey&) const {
|
|
return AllowAllFilter();
|
|
}
|
|
};
|
|
class NestingLimit {
|
|
public:
|
|
NestingLimit() : _value(ARDUINOJSON_DEFAULT_NESTING_LIMIT) {}
|
|
explicit NestingLimit(uint8_t n) : _value(n) {}
|
|
NestingLimit decrement() const {
|
|
ARDUINOJSON_ASSERT(_value > 0);
|
|
return NestingLimit(static_cast<uint8_t>(_value - 1));
|
|
}
|
|
bool reached() const {
|
|
return _value == 0;
|
|
}
|
|
private:
|
|
uint8_t _value;
|
|
};
|
|
template <typename TSource, typename Enable = void>
|
|
struct Reader {
|
|
public:
|
|
Reader(TSource& source) : _source(&source) {}
|
|
int read() {
|
|
return _source->read();
|
|
}
|
|
size_t readBytes(char* buffer, size_t length) {
|
|
return _source->readBytes(buffer, length);
|
|
}
|
|
private:
|
|
TSource* _source;
|
|
};
|
|
template <typename TSource, typename Enable = void>
|
|
struct BoundedReader {
|
|
};
|
|
template <typename TIterator>
|
|
class IteratorReader {
|
|
TIterator _ptr, _end;
|
|
public:
|
|
explicit IteratorReader(TIterator begin, TIterator end)
|
|
: _ptr(begin), _end(end) {}
|
|
int read() {
|
|
if (_ptr < _end)
|
|
return static_cast<unsigned char>(*_ptr++);
|
|
else
|
|
return -1;
|
|
}
|
|
size_t readBytes(char* buffer, size_t length) {
|
|
size_t i = 0;
|
|
while (i < length && _ptr < _end) buffer[i++] = *_ptr++;
|
|
return i;
|
|
}
|
|
};
|
|
template <typename T>
|
|
struct void_ {
|
|
typedef void type;
|
|
};
|
|
template <typename TSource>
|
|
struct Reader<TSource, typename void_<typename TSource::const_iterator>::type>
|
|
: IteratorReader<typename TSource::const_iterator> {
|
|
explicit Reader(const TSource& source)
|
|
: IteratorReader<typename TSource::const_iterator>(source.begin(),
|
|
source.end()) {}
|
|
};
|
|
template <typename T>
|
|
struct IsCharOrVoid {
|
|
static const bool value =
|
|
is_same<T, void>::value || is_same<T, char>::value ||
|
|
is_same<T, unsigned char>::value || is_same<T, signed char>::value;
|
|
};
|
|
template <typename T>
|
|
struct IsCharOrVoid<const T> : IsCharOrVoid<T> {};
|
|
template <typename TSource>
|
|
struct Reader<TSource*,
|
|
typename enable_if<IsCharOrVoid<TSource>::value>::type> {
|
|
const char* _ptr;
|
|
public:
|
|
explicit Reader(const void* ptr)
|
|
: _ptr(ptr ? reinterpret_cast<const char*>(ptr) : "") {}
|
|
int read() {
|
|
return static_cast<unsigned char>(*_ptr++);
|
|
}
|
|
size_t readBytes(char* buffer, size_t length) {
|
|
for (size_t i = 0; i < length; i++) buffer[i] = *_ptr++;
|
|
return length;
|
|
}
|
|
};
|
|
template <typename TSource>
|
|
struct BoundedReader<TSource*,
|
|
typename enable_if<IsCharOrVoid<TSource>::value>::type>
|
|
: public IteratorReader<const char*> {
|
|
public:
|
|
explicit BoundedReader(const void* ptr, size_t len)
|
|
: IteratorReader<const char*>(reinterpret_cast<const char*>(ptr),
|
|
reinterpret_cast<const char*>(ptr) + len) {}
|
|
};
|
|
template <typename TArray>
|
|
struct Reader<ElementProxy<TArray>, void> : Reader<char*, void> {
|
|
explicit Reader(const ElementProxy<TArray>& x)
|
|
: Reader<char*, void>(x.template as<const char*>()) {}
|
|
};
|
|
template <typename TObject, typename TStringRef>
|
|
struct Reader<MemberProxy<TObject, TStringRef>, void> : Reader<char*, void> {
|
|
explicit Reader(const MemberProxy<TObject, TStringRef>& x)
|
|
: Reader<char*, void>(x.template as<const char*>()) {}
|
|
};
|
|
template <>
|
|
struct Reader<VariantRef, void> : Reader<char*, void> {
|
|
explicit Reader(VariantRef x) : Reader<char*, void>(x.as<const char*>()) {}
|
|
};
|
|
template <>
|
|
struct Reader<VariantConstRef, void> : Reader<char*, void> {
|
|
explicit Reader(VariantConstRef x)
|
|
: Reader<char*, void>(x.as<const char*>()) {}
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if ARDUINOJSON_ENABLE_ARDUINO_STREAM
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename TSource>
|
|
struct Reader<TSource,
|
|
typename enable_if<is_base_of<Stream, TSource>::value>::type> {
|
|
public:
|
|
explicit Reader(Stream& stream) : _stream(&stream) {}
|
|
int read() {
|
|
char c;
|
|
return _stream->readBytes(&c, 1) ? static_cast<unsigned char>(c) : -1;
|
|
}
|
|
size_t readBytes(char* buffer, size_t length) {
|
|
return _stream->readBytes(buffer, length);
|
|
}
|
|
private:
|
|
Stream* _stream;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#endif
|
|
#if ARDUINOJSON_ENABLE_ARDUINO_STRING
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename TSource>
|
|
struct Reader<TSource,
|
|
typename enable_if<is_base_of< ::String, TSource>::value>::type>
|
|
: BoundedReader<const char*> {
|
|
explicit Reader(const ::String& s)
|
|
: BoundedReader<const char*>(s.c_str(), s.length()) {}
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#endif
|
|
#if ARDUINOJSON_ENABLE_PROGMEM
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <>
|
|
struct Reader<const __FlashStringHelper*, void> {
|
|
const char* _ptr;
|
|
public:
|
|
explicit Reader(const __FlashStringHelper* ptr)
|
|
: _ptr(reinterpret_cast<const char*>(ptr)) {}
|
|
int read() {
|
|
return pgm_read_byte(_ptr++);
|
|
}
|
|
size_t readBytes(char* buffer, size_t length) {
|
|
memcpy_P(buffer, _ptr, length);
|
|
_ptr += length;
|
|
return length;
|
|
}
|
|
};
|
|
template <>
|
|
struct BoundedReader<const __FlashStringHelper*, void> {
|
|
const char* _ptr;
|
|
const char* _end;
|
|
public:
|
|
explicit BoundedReader(const __FlashStringHelper* ptr, size_t size)
|
|
: _ptr(reinterpret_cast<const char*>(ptr)), _end(_ptr + size) {}
|
|
int read() {
|
|
if (_ptr < _end)
|
|
return pgm_read_byte(_ptr++);
|
|
else
|
|
return -1;
|
|
}
|
|
size_t readBytes(char* buffer, size_t length) {
|
|
size_t available = static_cast<size_t>(_end - _ptr);
|
|
if (available < length)
|
|
length = available;
|
|
memcpy_P(buffer, _ptr, length);
|
|
_ptr += length;
|
|
return length;
|
|
}
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#endif
|
|
#if ARDUINOJSON_ENABLE_STD_STREAM
|
|
#include <istream>
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename TSource>
|
|
struct Reader<TSource, typename enable_if<
|
|
is_base_of<std::istream, TSource>::value>::type> {
|
|
public:
|
|
explicit Reader(std::istream& stream) : _stream(&stream) {}
|
|
int read() {
|
|
return _stream->get();
|
|
}
|
|
size_t readBytes(char* buffer, size_t length) {
|
|
_stream->read(buffer, static_cast<std::streamsize>(length));
|
|
return static_cast<size_t>(_stream->gcount());
|
|
}
|
|
private:
|
|
std::istream* _stream;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
class StringCopier {
|
|
public:
|
|
StringCopier(MemoryPool& pool) : _pool(&pool) {}
|
|
void startString() {
|
|
_pool->getFreeZone(&_ptr, &_capacity);
|
|
_size = 0;
|
|
}
|
|
const char* save() {
|
|
ARDUINOJSON_ASSERT(_ptr);
|
|
return _pool->saveStringFromFreeZone(_size);
|
|
}
|
|
void append(const char* s) {
|
|
while (*s) append(*s++);
|
|
}
|
|
void append(const char* s, size_t n) {
|
|
while (n-- > 0) append(*s++);
|
|
}
|
|
void append(char c) {
|
|
if (!_ptr)
|
|
return;
|
|
if (_size >= _capacity) {
|
|
_ptr = 0;
|
|
_pool->markAsOverflowed();
|
|
return;
|
|
}
|
|
_ptr[_size++] = c;
|
|
}
|
|
bool isValid() {
|
|
return _ptr != 0;
|
|
}
|
|
const char* c_str() {
|
|
return _ptr;
|
|
}
|
|
typedef storage_policies::store_by_copy storage_policy;
|
|
private:
|
|
MemoryPool* _pool;
|
|
char* _ptr;
|
|
size_t _size;
|
|
size_t _capacity;
|
|
};
|
|
class StringMover {
|
|
public:
|
|
StringMover(char* ptr) : _writePtr(ptr) {}
|
|
void startString() {
|
|
_startPtr = _writePtr;
|
|
}
|
|
const char* save() const {
|
|
return _startPtr;
|
|
}
|
|
void append(char c) {
|
|
*_writePtr++ = c;
|
|
}
|
|
bool isValid() const {
|
|
return true;
|
|
}
|
|
const char* c_str() const {
|
|
return _startPtr;
|
|
}
|
|
typedef storage_policies::store_by_address storage_policy;
|
|
private:
|
|
char* _writePtr;
|
|
char* _startPtr;
|
|
};
|
|
template <typename TInput>
|
|
StringCopier makeStringStorage(TInput&, MemoryPool& pool) {
|
|
return StringCopier(pool);
|
|
}
|
|
template <typename TChar>
|
|
StringMover makeStringStorage(
|
|
TChar* input, MemoryPool&,
|
|
typename enable_if<!is_const<TChar>::value>::type* = 0) {
|
|
return StringMover(reinterpret_cast<char*>(input));
|
|
}
|
|
template <template <typename, typename> class TDeserializer, typename TReader,
|
|
typename TWriter>
|
|
TDeserializer<TReader, TWriter> makeDeserializer(MemoryPool &pool,
|
|
TReader reader,
|
|
TWriter writer) {
|
|
return TDeserializer<TReader, TWriter>(pool, reader, writer);
|
|
}
|
|
template <template <typename, typename> class TDeserializer, typename TString,
|
|
typename TFilter>
|
|
typename enable_if<!is_array<TString>::value, DeserializationError>::type
|
|
deserialize(JsonDocument &doc, const TString &input, NestingLimit nestingLimit,
|
|
TFilter filter) {
|
|
Reader<TString> reader(input);
|
|
doc.clear();
|
|
return makeDeserializer<TDeserializer>(
|
|
doc.memoryPool(), reader,
|
|
makeStringStorage(input, doc.memoryPool()))
|
|
.parse(doc.data(), filter, nestingLimit);
|
|
}
|
|
template <template <typename, typename> class TDeserializer, typename TChar,
|
|
typename TFilter>
|
|
DeserializationError deserialize(JsonDocument &doc, TChar *input,
|
|
size_t inputSize, NestingLimit nestingLimit,
|
|
TFilter filter) {
|
|
BoundedReader<TChar *> reader(input, inputSize);
|
|
doc.clear();
|
|
return makeDeserializer<TDeserializer>(
|
|
doc.memoryPool(), reader,
|
|
makeStringStorage(input, doc.memoryPool()))
|
|
.parse(doc.data(), filter, nestingLimit);
|
|
}
|
|
template <template <typename, typename> class TDeserializer, typename TStream,
|
|
typename TFilter>
|
|
DeserializationError deserialize(JsonDocument &doc, TStream &input,
|
|
NestingLimit nestingLimit, TFilter filter) {
|
|
Reader<TStream> reader(input);
|
|
doc.clear();
|
|
return makeDeserializer<TDeserializer>(
|
|
doc.memoryPool(), reader,
|
|
makeStringStorage(input, doc.memoryPool()))
|
|
.parse(doc.data(), filter, nestingLimit);
|
|
}
|
|
class EscapeSequence {
|
|
public:
|
|
static char escapeChar(char c) {
|
|
const char *p = escapeTable(true);
|
|
while (p[0] && p[1] != c) {
|
|
p += 2;
|
|
}
|
|
return p[0];
|
|
}
|
|
static char unescapeChar(char c) {
|
|
const char *p = escapeTable(false);
|
|
for (;;) {
|
|
if (p[0] == '\0')
|
|
return 0;
|
|
if (p[0] == c)
|
|
return p[1];
|
|
p += 2;
|
|
}
|
|
}
|
|
private:
|
|
static const char *escapeTable(bool excludeSolidus) {
|
|
return &"//\"\"\\\\b\bf\fn\nr\rt\t"[excludeSolidus ? 2 : 0];
|
|
}
|
|
};
|
|
template <typename TReader>
|
|
class Latch {
|
|
public:
|
|
Latch(TReader reader) : _reader(reader), _loaded(false) {
|
|
#if ARDUINOJSON_DEBUG
|
|
_ended = false;
|
|
#endif
|
|
}
|
|
void clear() {
|
|
_loaded = false;
|
|
}
|
|
int last() const {
|
|
return _current;
|
|
}
|
|
FORCE_INLINE char current() {
|
|
if (!_loaded) {
|
|
load();
|
|
}
|
|
return _current;
|
|
}
|
|
private:
|
|
void load() {
|
|
ARDUINOJSON_ASSERT(!_ended);
|
|
int c = _reader.read();
|
|
#if ARDUINOJSON_DEBUG
|
|
if (c <= 0)
|
|
_ended = true;
|
|
#endif
|
|
_current = static_cast<char>(c > 0 ? c : 0);
|
|
_loaded = true;
|
|
}
|
|
TReader _reader;
|
|
char _current;
|
|
bool _loaded;
|
|
#if ARDUINOJSON_DEBUG
|
|
bool _ended;
|
|
#endif
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if defined(__GNUC__)
|
|
#if __GNUC__ >= 7
|
|
#pragma GCC diagnostic push
|
|
#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
|
|
#endif
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
namespace Utf16 {
|
|
inline bool isHighSurrogate(uint16_t codeunit) {
|
|
return codeunit >= 0xD800 && codeunit < 0xDC00;
|
|
}
|
|
inline bool isLowSurrogate(uint16_t codeunit) {
|
|
return codeunit >= 0xDC00 && codeunit < 0xE000;
|
|
}
|
|
class Codepoint {
|
|
public:
|
|
Codepoint() : _highSurrogate(0) {}
|
|
bool append(uint16_t codeunit) {
|
|
if (isHighSurrogate(codeunit)) {
|
|
_highSurrogate = codeunit & 0x3FF;
|
|
return false;
|
|
}
|
|
if (isLowSurrogate(codeunit)) {
|
|
_codepoint =
|
|
uint32_t(0x10000 + ((_highSurrogate << 10) | (codeunit & 0x3FF)));
|
|
return true;
|
|
}
|
|
_codepoint = codeunit;
|
|
return true;
|
|
}
|
|
uint32_t value() const {
|
|
return _codepoint;
|
|
}
|
|
private:
|
|
uint16_t _highSurrogate;
|
|
uint32_t _codepoint;
|
|
};
|
|
} // namespace Utf16
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if defined(__GNUC__)
|
|
#if __GNUC__ >= 8
|
|
#pragma GCC diagnostic pop
|
|
#endif
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
namespace Utf8 {
|
|
template <typename TStringBuilder>
|
|
inline void encodeCodepoint(uint32_t codepoint32, TStringBuilder& str) {
|
|
char buf[5];
|
|
char* p = buf;
|
|
*(p++) = 0;
|
|
if (codepoint32 < 0x80) {
|
|
*(p++) = char((codepoint32));
|
|
} else {
|
|
*(p++) = char((codepoint32 | 0x80) & 0xBF);
|
|
uint16_t codepoint16 = uint16_t(codepoint32 >> 6);
|
|
if (codepoint16 < 0x20) { // 0x800
|
|
*(p++) = char(codepoint16 | 0xC0);
|
|
} else {
|
|
*(p++) = char((codepoint16 | 0x80) & 0xBF);
|
|
codepoint16 = uint16_t(codepoint16 >> 6);
|
|
if (codepoint16 < 0x10) { // 0x10000
|
|
*(p++) = char(codepoint16 | 0xE0);
|
|
} else {
|
|
*(p++) = char((codepoint16 | 0x80) & 0xBF);
|
|
codepoint16 = uint16_t(codepoint16 >> 6);
|
|
*(p++) = char(codepoint16 | 0xF0);
|
|
}
|
|
}
|
|
}
|
|
while (*(--p)) {
|
|
str.append(*p);
|
|
}
|
|
}
|
|
} // namespace Utf8
|
|
template <typename TReader, typename TStringStorage>
|
|
class JsonDeserializer {
|
|
public:
|
|
JsonDeserializer(MemoryPool &pool, TReader reader,
|
|
TStringStorage stringStorage)
|
|
: _stringStorage(stringStorage),
|
|
_foundSomething(false),
|
|
_latch(reader),
|
|
_pool(&pool),
|
|
_error(DeserializationError::Ok) {}
|
|
template <typename TFilter>
|
|
DeserializationError parse(VariantData &variant, TFilter filter,
|
|
NestingLimit nestingLimit) {
|
|
parseVariant(variant, filter, nestingLimit);
|
|
if (!_error && _latch.last() != 0 && !variant.isEnclosed()) {
|
|
return DeserializationError::InvalidInput;
|
|
}
|
|
return _error;
|
|
}
|
|
private:
|
|
char current() {
|
|
return _latch.current();
|
|
}
|
|
void move() {
|
|
_latch.clear();
|
|
}
|
|
bool eat(char charToSkip) {
|
|
if (current() != charToSkip)
|
|
return false;
|
|
move();
|
|
return true;
|
|
}
|
|
template <typename TFilter>
|
|
bool parseVariant(VariantData &variant, TFilter filter,
|
|
NestingLimit nestingLimit) {
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
switch (current()) {
|
|
case '[':
|
|
if (filter.allowArray())
|
|
return parseArray(variant.toArray(), filter, nestingLimit);
|
|
else
|
|
return skipArray(nestingLimit);
|
|
case '{':
|
|
if (filter.allowObject())
|
|
return parseObject(variant.toObject(), filter, nestingLimit);
|
|
else
|
|
return skipObject(nestingLimit);
|
|
case '\"':
|
|
case '\'':
|
|
if (filter.allowValue())
|
|
return parseStringValue(variant);
|
|
else
|
|
return skipString();
|
|
default:
|
|
if (filter.allowValue())
|
|
return parseNumericValue(variant);
|
|
else
|
|
return skipNumericValue();
|
|
}
|
|
}
|
|
bool skipVariant(NestingLimit nestingLimit) {
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
switch (current()) {
|
|
case '[':
|
|
return skipArray(nestingLimit);
|
|
case '{':
|
|
return skipObject(nestingLimit);
|
|
case '\"':
|
|
case '\'':
|
|
return skipString();
|
|
default:
|
|
return skipNumericValue();
|
|
}
|
|
}
|
|
template <typename TFilter>
|
|
bool parseArray(CollectionData &array, TFilter filter,
|
|
NestingLimit nestingLimit) {
|
|
if (nestingLimit.reached()) {
|
|
_error = DeserializationError::TooDeep;
|
|
return false;
|
|
}
|
|
ARDUINOJSON_ASSERT(current() == '[');
|
|
move();
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
if (eat(']'))
|
|
return true;
|
|
TFilter memberFilter = filter[0UL];
|
|
for (;;) {
|
|
if (memberFilter.allow()) {
|
|
VariantData *value = array.addElement(_pool);
|
|
if (!value) {
|
|
_error = DeserializationError::NoMemory;
|
|
return false;
|
|
}
|
|
if (!parseVariant(*value, memberFilter, nestingLimit.decrement()))
|
|
return false;
|
|
} else {
|
|
if (!skipVariant(nestingLimit.decrement()))
|
|
return false;
|
|
}
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
if (eat(']'))
|
|
return true;
|
|
if (!eat(',')) {
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
bool skipArray(NestingLimit nestingLimit) {
|
|
if (nestingLimit.reached()) {
|
|
_error = DeserializationError::TooDeep;
|
|
return false;
|
|
}
|
|
ARDUINOJSON_ASSERT(current() == '[');
|
|
move();
|
|
for (;;) {
|
|
if (!skipVariant(nestingLimit.decrement()))
|
|
return false;
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
if (eat(']'))
|
|
return true;
|
|
if (!eat(',')) {
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
template <typename TFilter>
|
|
bool parseObject(CollectionData &object, TFilter filter,
|
|
NestingLimit nestingLimit) {
|
|
if (nestingLimit.reached()) {
|
|
_error = DeserializationError::TooDeep;
|
|
return false;
|
|
}
|
|
ARDUINOJSON_ASSERT(current() == '{');
|
|
move();
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
if (eat('}'))
|
|
return true;
|
|
for (;;) {
|
|
if (!parseKey())
|
|
return false;
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
if (!eat(':')) {
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
const char *key = _stringStorage.c_str();
|
|
TFilter memberFilter = filter[key];
|
|
if (memberFilter.allow()) {
|
|
VariantData *variant = object.getMember(adaptString(key));
|
|
if (!variant) {
|
|
key = _stringStorage.save();
|
|
VariantSlot *slot = object.addSlot(_pool);
|
|
if (!slot) {
|
|
_error = DeserializationError::NoMemory;
|
|
return false;
|
|
}
|
|
slot->setKey(key, typename TStringStorage::storage_policy());
|
|
variant = slot->data();
|
|
}
|
|
if (!parseVariant(*variant, memberFilter, nestingLimit.decrement()))
|
|
return false;
|
|
} else {
|
|
if (!skipVariant(nestingLimit.decrement()))
|
|
return false;
|
|
}
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
if (eat('}'))
|
|
return true;
|
|
if (!eat(',')) {
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
}
|
|
}
|
|
bool skipObject(NestingLimit nestingLimit) {
|
|
if (nestingLimit.reached()) {
|
|
_error = DeserializationError::TooDeep;
|
|
return false;
|
|
}
|
|
ARDUINOJSON_ASSERT(current() == '{');
|
|
move();
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
if (eat('}'))
|
|
return true;
|
|
for (;;) {
|
|
if (!skipVariant(nestingLimit.decrement()))
|
|
return false;
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
if (!eat(':')) {
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
if (!skipVariant(nestingLimit.decrement()))
|
|
return false;
|
|
if (!skipSpacesAndComments())
|
|
return false;
|
|
if (eat('}'))
|
|
return true;
|
|
if (!eat(',')) {
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
bool parseKey() {
|
|
_stringStorage.startString();
|
|
if (isQuote(current())) {
|
|
return parseQuotedString();
|
|
} else {
|
|
return parseNonQuotedString();
|
|
}
|
|
}
|
|
bool parseStringValue(VariantData &variant) {
|
|
_stringStorage.startString();
|
|
if (!parseQuotedString())
|
|
return false;
|
|
const char *value = _stringStorage.save();
|
|
variant.setStringPointer(value, typename TStringStorage::storage_policy());
|
|
return true;
|
|
}
|
|
bool parseQuotedString() {
|
|
#if ARDUINOJSON_DECODE_UNICODE
|
|
Utf16::Codepoint codepoint;
|
|
#endif
|
|
const char stopChar = current();
|
|
move();
|
|
for (;;) {
|
|
char c = current();
|
|
move();
|
|
if (c == stopChar)
|
|
break;
|
|
if (c == '\0') {
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
if (c == '\\') {
|
|
c = current();
|
|
if (c == '\0') {
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
if (c == 'u') {
|
|
#if ARDUINOJSON_DECODE_UNICODE
|
|
move();
|
|
uint16_t codeunit;
|
|
if (!parseHex4(codeunit))
|
|
return false;
|
|
if (codepoint.append(codeunit))
|
|
Utf8::encodeCodepoint(codepoint.value(), _stringStorage);
|
|
continue;
|
|
#else
|
|
_error = DeserializationError::NotSupported;
|
|
return false;
|
|
#endif
|
|
}
|
|
c = EscapeSequence::unescapeChar(c);
|
|
if (c == '\0') {
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
move();
|
|
}
|
|
_stringStorage.append(c);
|
|
}
|
|
_stringStorage.append('\0');
|
|
if (!_stringStorage.isValid()) {
|
|
_error = DeserializationError::NoMemory;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
bool parseNonQuotedString() {
|
|
char c = current();
|
|
ARDUINOJSON_ASSERT(c);
|
|
if (canBeInNonQuotedString(c)) { // no quotes
|
|
do {
|
|
move();
|
|
_stringStorage.append(c);
|
|
c = current();
|
|
} while (canBeInNonQuotedString(c));
|
|
} else {
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
_stringStorage.append('\0');
|
|
if (!_stringStorage.isValid()) {
|
|
_error = DeserializationError::NoMemory;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
bool skipString() {
|
|
const char stopChar = current();
|
|
move();
|
|
for (;;) {
|
|
char c = current();
|
|
move();
|
|
if (c == stopChar)
|
|
break;
|
|
if (c == '\0') {
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
if (c == '\\') {
|
|
if (current() != '\0')
|
|
move();
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
bool parseNumericValue(VariantData &result) {
|
|
uint8_t n = 0;
|
|
char c = current();
|
|
while (canBeInNonQuotedString(c) && n < 63) {
|
|
move();
|
|
_buffer[n++] = c;
|
|
c = current();
|
|
}
|
|
_buffer[n] = 0;
|
|
c = _buffer[0];
|
|
if (c == 't') { // true
|
|
result.setBoolean(true);
|
|
if (n != 4) {
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
if (c == 'f') { // false
|
|
result.setBoolean(false);
|
|
if (n != 5) {
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
if (c == 'n') { // null
|
|
if (n != 4) {
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
if (!parseNumber(_buffer, result)) {
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
bool skipNumericValue() {
|
|
char c = current();
|
|
while (canBeInNonQuotedString(c)) {
|
|
move();
|
|
c = current();
|
|
}
|
|
return true;
|
|
}
|
|
bool parseHex4(uint16_t &result) {
|
|
result = 0;
|
|
for (uint8_t i = 0; i < 4; ++i) {
|
|
char digit = current();
|
|
if (!digit) {
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
uint8_t value = decodeHex(digit);
|
|
if (value > 0x0F) {
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
result = uint16_t((result << 4) | value);
|
|
move();
|
|
}
|
|
return true;
|
|
}
|
|
static inline bool isBetween(char c, char min, char max) {
|
|
return min <= c && c <= max;
|
|
}
|
|
static inline bool canBeInNonQuotedString(char c) {
|
|
return isBetween(c, '0', '9') || isBetween(c, '_', 'z') ||
|
|
isBetween(c, 'A', 'Z') || c == '+' || c == '-' || c == '.';
|
|
}
|
|
static inline bool isQuote(char c) {
|
|
return c == '\'' || c == '\"';
|
|
}
|
|
static inline uint8_t decodeHex(char c) {
|
|
if (c < 'A')
|
|
return uint8_t(c - '0');
|
|
c = char(c & ~0x20); // uppercase
|
|
return uint8_t(c - 'A' + 10);
|
|
}
|
|
bool skipSpacesAndComments() {
|
|
for (;;) {
|
|
switch (current()) {
|
|
case '\0':
|
|
_error = _foundSomething ? DeserializationError::IncompleteInput
|
|
: DeserializationError::EmptyInput;
|
|
return false;
|
|
case ' ':
|
|
case '\t':
|
|
case '\r':
|
|
case '\n':
|
|
move();
|
|
continue;
|
|
#if ARDUINOJSON_ENABLE_COMMENTS
|
|
case '/':
|
|
move(); // skip '/'
|
|
switch (current()) {
|
|
case '*': {
|
|
move(); // skip '*'
|
|
bool wasStar = false;
|
|
for (;;) {
|
|
char c = current();
|
|
if (c == '\0') {
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
if (c == '/' && wasStar) {
|
|
move();
|
|
break;
|
|
}
|
|
wasStar = c == '*';
|
|
move();
|
|
}
|
|
break;
|
|
}
|
|
case '/':
|
|
for (;;) {
|
|
move();
|
|
char c = current();
|
|
if (c == '\0') {
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
if (c == '\n')
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
break;
|
|
#endif
|
|
default:
|
|
_foundSomething = true;
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
TStringStorage _stringStorage;
|
|
bool _foundSomething;
|
|
Latch<TReader> _latch;
|
|
MemoryPool *_pool;
|
|
char _buffer[64]; // using a member instead of a local variable because it
|
|
DeserializationError _error;
|
|
};
|
|
template <typename TString>
|
|
DeserializationError deserializeJson(
|
|
JsonDocument &doc, const TString &input,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<JsonDeserializer>(doc, input, nestingLimit,
|
|
AllowAllFilter());
|
|
}
|
|
template <typename TString>
|
|
DeserializationError deserializeJson(
|
|
JsonDocument &doc, const TString &input, Filter filter,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<JsonDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TString>
|
|
DeserializationError deserializeJson(JsonDocument &doc, const TString &input,
|
|
NestingLimit nestingLimit, Filter filter) {
|
|
return deserialize<JsonDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TStream>
|
|
DeserializationError deserializeJson(
|
|
JsonDocument &doc, TStream &input,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<JsonDeserializer>(doc, input, nestingLimit,
|
|
AllowAllFilter());
|
|
}
|
|
template <typename TStream>
|
|
DeserializationError deserializeJson(
|
|
JsonDocument &doc, TStream &input, Filter filter,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<JsonDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TStream>
|
|
DeserializationError deserializeJson(JsonDocument &doc, TStream &input,
|
|
NestingLimit nestingLimit, Filter filter) {
|
|
return deserialize<JsonDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeJson(
|
|
JsonDocument &doc, TChar *input,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<JsonDeserializer>(doc, input, nestingLimit,
|
|
AllowAllFilter());
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeJson(
|
|
JsonDocument &doc, TChar *input, Filter filter,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<JsonDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeJson(JsonDocument &doc, TChar *input,
|
|
NestingLimit nestingLimit, Filter filter) {
|
|
return deserialize<JsonDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeJson(
|
|
JsonDocument &doc, TChar *input, size_t inputSize,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<JsonDeserializer>(doc, input, inputSize, nestingLimit,
|
|
AllowAllFilter());
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeJson(
|
|
JsonDocument &doc, TChar *input, size_t inputSize, Filter filter,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<JsonDeserializer>(doc, input, inputSize, nestingLimit,
|
|
filter);
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeJson(JsonDocument &doc, TChar *input,
|
|
size_t inputSize,
|
|
NestingLimit nestingLimit, Filter filter) {
|
|
return deserialize<JsonDeserializer>(doc, input, inputSize, nestingLimit,
|
|
filter);
|
|
}
|
|
template <typename TFloat>
|
|
struct FloatParts {
|
|
uint32_t integral;
|
|
uint32_t decimal;
|
|
int16_t exponent;
|
|
int8_t decimalPlaces;
|
|
FloatParts(TFloat value) {
|
|
uint32_t maxDecimalPart = sizeof(TFloat) >= 8 ? 1000000000 : 1000000;
|
|
decimalPlaces = sizeof(TFloat) >= 8 ? 9 : 6;
|
|
exponent = normalize(value);
|
|
integral = uint32_t(value);
|
|
for (uint32_t tmp = integral; tmp >= 10; tmp /= 10) {
|
|
maxDecimalPart /= 10;
|
|
decimalPlaces--;
|
|
}
|
|
TFloat remainder = (value - TFloat(integral)) * TFloat(maxDecimalPart);
|
|
decimal = uint32_t(remainder);
|
|
remainder = remainder - TFloat(decimal);
|
|
decimal += uint32_t(remainder * 2);
|
|
if (decimal >= maxDecimalPart) {
|
|
decimal = 0;
|
|
integral++;
|
|
if (exponent && integral >= 10) {
|
|
exponent++;
|
|
integral = 1;
|
|
}
|
|
}
|
|
while (decimal % 10 == 0 && decimalPlaces > 0) {
|
|
decimal /= 10;
|
|
decimalPlaces--;
|
|
}
|
|
}
|
|
static int16_t normalize(TFloat& value) {
|
|
typedef FloatTraits<TFloat> traits;
|
|
int16_t powersOf10 = 0;
|
|
int8_t index = sizeof(TFloat) == 8 ? 8 : 5;
|
|
int bit = 1 << index;
|
|
if (value >= ARDUINOJSON_POSITIVE_EXPONENTIATION_THRESHOLD) {
|
|
for (; index >= 0; index--) {
|
|
if (value >= traits::positiveBinaryPowerOfTen(index)) {
|
|
value *= traits::negativeBinaryPowerOfTen(index);
|
|
powersOf10 = int16_t(powersOf10 + bit);
|
|
}
|
|
bit >>= 1;
|
|
}
|
|
}
|
|
if (value > 0 && value <= ARDUINOJSON_NEGATIVE_EXPONENTIATION_THRESHOLD) {
|
|
for (; index >= 0; index--) {
|
|
if (value < traits::negativeBinaryPowerOfTenPlusOne(index)) {
|
|
value *= traits::positiveBinaryPowerOfTen(index);
|
|
powersOf10 = int16_t(powersOf10 - bit);
|
|
}
|
|
bit >>= 1;
|
|
}
|
|
}
|
|
return powersOf10;
|
|
}
|
|
};
|
|
template <typename TWriter>
|
|
class CountingDecorator {
|
|
public:
|
|
explicit CountingDecorator(TWriter& writer) : _writer(writer), _count(0) {}
|
|
void write(uint8_t c) {
|
|
_count += _writer.write(c);
|
|
}
|
|
void write(const uint8_t* s, size_t n) {
|
|
_count += _writer.write(s, n);
|
|
}
|
|
size_t count() const {
|
|
return _count;
|
|
}
|
|
private:
|
|
TWriter _writer;
|
|
size_t _count;
|
|
};
|
|
template <typename TWriter>
|
|
class TextFormatter {
|
|
public:
|
|
explicit TextFormatter(TWriter writer) : _writer(writer) {}
|
|
size_t bytesWritten() const {
|
|
return _writer.count();
|
|
}
|
|
void writeBoolean(bool value) {
|
|
if (value)
|
|
writeRaw("true");
|
|
else
|
|
writeRaw("false");
|
|
}
|
|
void writeString(const char *value) {
|
|
ARDUINOJSON_ASSERT(value != NULL);
|
|
writeRaw('\"');
|
|
while (*value) writeChar(*value++);
|
|
writeRaw('\"');
|
|
}
|
|
void writeChar(char c) {
|
|
char specialChar = EscapeSequence::escapeChar(c);
|
|
if (specialChar) {
|
|
writeRaw('\\');
|
|
writeRaw(specialChar);
|
|
} else {
|
|
writeRaw(c);
|
|
}
|
|
}
|
|
template <typename T>
|
|
void writeFloat(T value) {
|
|
if (isnan(value))
|
|
return writeRaw(ARDUINOJSON_ENABLE_NAN ? "NaN" : "null");
|
|
#if ARDUINOJSON_ENABLE_INFINITY
|
|
if (value < 0.0) {
|
|
writeRaw('-');
|
|
value = -value;
|
|
}
|
|
if (isinf(value))
|
|
return writeRaw("Infinity");
|
|
#else
|
|
if (isinf(value))
|
|
return writeRaw("null");
|
|
if (value < 0.0) {
|
|
writeRaw('-');
|
|
value = -value;
|
|
}
|
|
#endif
|
|
FloatParts<T> parts(value);
|
|
writePositiveInteger(parts.integral);
|
|
if (parts.decimalPlaces)
|
|
writeDecimals(parts.decimal, parts.decimalPlaces);
|
|
if (parts.exponent < 0) {
|
|
writeRaw("e-");
|
|
writePositiveInteger(-parts.exponent);
|
|
}
|
|
if (parts.exponent > 0) {
|
|
writeRaw('e');
|
|
writePositiveInteger(parts.exponent);
|
|
}
|
|
}
|
|
void writeNegativeInteger(UInt value) {
|
|
writeRaw('-');
|
|
writePositiveInteger(value);
|
|
}
|
|
template <typename T>
|
|
void writePositiveInteger(T value) {
|
|
char buffer[22];
|
|
char *end = buffer + sizeof(buffer);
|
|
char *begin = end;
|
|
do {
|
|
*--begin = char(value % 10 + '0');
|
|
value = T(value / 10);
|
|
} while (value);
|
|
writeRaw(begin, end);
|
|
}
|
|
void writeDecimals(uint32_t value, int8_t width) {
|
|
char buffer[16];
|
|
char *end = buffer + sizeof(buffer);
|
|
char *begin = end;
|
|
while (width--) {
|
|
*--begin = char(value % 10 + '0');
|
|
value /= 10;
|
|
}
|
|
*--begin = '.';
|
|
writeRaw(begin, end);
|
|
}
|
|
void writeRaw(const char *s) {
|
|
_writer.write(reinterpret_cast<const uint8_t *>(s), strlen(s));
|
|
}
|
|
void writeRaw(const char *s, size_t n) {
|
|
_writer.write(reinterpret_cast<const uint8_t *>(s), n);
|
|
}
|
|
void writeRaw(const char *begin, const char *end) {
|
|
_writer.write(reinterpret_cast<const uint8_t *>(begin),
|
|
static_cast<size_t>(end - begin));
|
|
}
|
|
template <size_t N>
|
|
void writeRaw(const char (&s)[N]) {
|
|
_writer.write(reinterpret_cast<const uint8_t *>(s), N - 1);
|
|
}
|
|
void writeRaw(char c) {
|
|
_writer.write(static_cast<uint8_t>(c));
|
|
}
|
|
protected:
|
|
CountingDecorator<TWriter> _writer;
|
|
size_t _length;
|
|
private:
|
|
TextFormatter &operator=(const TextFormatter &); // cannot be assigned
|
|
};
|
|
class DummyWriter {
|
|
public:
|
|
size_t write(uint8_t) {
|
|
return 1;
|
|
}
|
|
size_t write(const uint8_t*, size_t n) {
|
|
return n;
|
|
}
|
|
};
|
|
template <template <typename> class TSerializer, typename TSource>
|
|
size_t measure(const TSource &source) {
|
|
DummyWriter dp;
|
|
TSerializer<DummyWriter> serializer(dp);
|
|
return source.accept(serializer);
|
|
}
|
|
template <typename TDestination, typename Enable = void>
|
|
class Writer {
|
|
public:
|
|
explicit Writer(TDestination& dest) : _dest(&dest) {}
|
|
size_t write(uint8_t c) {
|
|
return _dest->write(c);
|
|
}
|
|
size_t write(const uint8_t* s, size_t n) {
|
|
return _dest->write(s, n);
|
|
}
|
|
private:
|
|
TDestination* _dest;
|
|
};
|
|
class StaticStringWriter {
|
|
public:
|
|
StaticStringWriter(char *buf, size_t size) : end(buf + size - 1), p(buf) {
|
|
*p = '\0';
|
|
}
|
|
size_t write(uint8_t c) {
|
|
if (p >= end)
|
|
return 0;
|
|
*p++ = static_cast<char>(c);
|
|
*p = '\0';
|
|
return 1;
|
|
}
|
|
size_t write(const uint8_t *s, size_t n) {
|
|
char *begin = p;
|
|
while (p < end && n > 0) {
|
|
*p++ = static_cast<char>(*s++);
|
|
n--;
|
|
}
|
|
*p = '\0';
|
|
return size_t(p - begin);
|
|
}
|
|
private:
|
|
char *end;
|
|
char *p;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#if ARDUINOJSON_ENABLE_STD_STRING
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <class T>
|
|
struct is_std_string : false_type {};
|
|
template <class TCharTraits, class TAllocator>
|
|
struct is_std_string<std::basic_string<char, TCharTraits, TAllocator> >
|
|
: true_type {};
|
|
template <typename TDestination>
|
|
class Writer<TDestination,
|
|
typename enable_if<is_std_string<TDestination>::value>::type> {
|
|
public:
|
|
Writer(TDestination &str) : _str(&str) {}
|
|
size_t write(uint8_t c) {
|
|
_str->operator+=(static_cast<char>(c));
|
|
return 1;
|
|
}
|
|
size_t write(const uint8_t *s, size_t n) {
|
|
_str->append(reinterpret_cast<const char *>(s), n);
|
|
return n;
|
|
}
|
|
private:
|
|
TDestination *_str;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#endif
|
|
#if ARDUINOJSON_ENABLE_ARDUINO_STRING
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <>
|
|
class Writer< ::String, void> {
|
|
static const size_t bufferCapacity = ARDUINOJSON_STRING_BUFFER_SIZE;
|
|
public:
|
|
explicit Writer(::String &str) : _destination(&str) {
|
|
_size = 0;
|
|
}
|
|
~Writer() {
|
|
flush();
|
|
}
|
|
size_t write(uint8_t c) {
|
|
ARDUINOJSON_ASSERT(_size < bufferCapacity);
|
|
_buffer[_size++] = static_cast<char>(c);
|
|
if (_size + 1 >= bufferCapacity)
|
|
flush();
|
|
return 1;
|
|
}
|
|
size_t write(const uint8_t *s, size_t n) {
|
|
for (size_t i = 0; i < n; i++) {
|
|
write(s[i]);
|
|
}
|
|
return n;
|
|
}
|
|
private:
|
|
void flush() {
|
|
ARDUINOJSON_ASSERT(_size < bufferCapacity);
|
|
_buffer[_size] = 0;
|
|
*_destination += _buffer;
|
|
_size = 0;
|
|
}
|
|
::String *_destination;
|
|
char _buffer[bufferCapacity];
|
|
size_t _size;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#endif
|
|
#if ARDUINOJSON_ENABLE_STD_STREAM
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename TDestination>
|
|
class Writer<
|
|
TDestination,
|
|
typename enable_if<is_base_of<std::ostream, TDestination>::value>::type> {
|
|
public:
|
|
explicit Writer(std::ostream& os) : _os(&os) {}
|
|
size_t write(uint8_t c) {
|
|
_os->put(static_cast<char>(c));
|
|
return 1;
|
|
}
|
|
size_t write(const uint8_t* s, size_t n) {
|
|
_os->write(reinterpret_cast<const char*>(s),
|
|
static_cast<std::streamsize>(n));
|
|
return n;
|
|
}
|
|
private:
|
|
std::ostream* _os;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#endif
|
|
#if ARDUINOJSON_ENABLE_ARDUINO_PRINT
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <typename TDestination>
|
|
class Writer<
|
|
TDestination,
|
|
typename enable_if<is_base_of< ::Print, TDestination>::value>::type> {
|
|
public:
|
|
explicit Writer(::Print& print) : _print(&print) {}
|
|
size_t write(uint8_t c) {
|
|
return _print->write(c);
|
|
}
|
|
size_t write(const uint8_t* s, size_t n) {
|
|
return _print->write(s, n);
|
|
}
|
|
private:
|
|
::Print* _print;
|
|
};
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#endif
|
|
namespace ARDUINOJSON_NAMESPACE {
|
|
template <template <typename> class TSerializer, typename TSource,
|
|
typename TWriter>
|
|
size_t doSerialize(const TSource &source, TWriter writer) {
|
|
TSerializer<TWriter> serializer(writer);
|
|
return source.accept(serializer);
|
|
}
|
|
template <template <typename> class TSerializer, typename TSource,
|
|
typename TDestination>
|
|
size_t serialize(const TSource &source, TDestination &destination) {
|
|
Writer<TDestination> writer(destination);
|
|
return doSerialize<TSerializer>(source, writer);
|
|
}
|
|
template <template <typename> class TSerializer, typename TSource>
|
|
size_t serialize(const TSource &source, void *buffer, size_t bufferSize) {
|
|
StaticStringWriter writer(reinterpret_cast<char *>(buffer), bufferSize);
|
|
return doSerialize<TSerializer>(source, writer);
|
|
}
|
|
template <template <typename> class TSerializer, typename TSource,
|
|
typename TChar, size_t N>
|
|
#if defined _MSC_VER && _MSC_VER < 1900
|
|
typename enable_if<sizeof(remove_reference<TChar>::type) == 1, size_t>::type
|
|
#else
|
|
typename enable_if<sizeof(TChar) == 1, size_t>::type
|
|
#endif
|
|
serialize(const TSource &source, TChar (&buffer)[N]) {
|
|
StaticStringWriter writer(reinterpret_cast<char *>(buffer), N);
|
|
return doSerialize<TSerializer>(source, writer);
|
|
}
|
|
template <typename TWriter>
|
|
class JsonSerializer : public Visitor<size_t> {
|
|
public:
|
|
JsonSerializer(TWriter writer) : _formatter(writer) {}
|
|
FORCE_INLINE size_t visitArray(const CollectionData &array) {
|
|
write('[');
|
|
VariantSlot *slot = array.head();
|
|
while (slot != 0) {
|
|
slot->data()->accept(*this);
|
|
slot = slot->next();
|
|
if (slot == 0)
|
|
break;
|
|
write(',');
|
|
}
|
|
write(']');
|
|
return bytesWritten();
|
|
}
|
|
size_t visitObject(const CollectionData &object) {
|
|
write('{');
|
|
VariantSlot *slot = object.head();
|
|
while (slot != 0) {
|
|
_formatter.writeString(slot->key());
|
|
write(':');
|
|
slot->data()->accept(*this);
|
|
slot = slot->next();
|
|
if (slot == 0)
|
|
break;
|
|
write(',');
|
|
}
|
|
write('}');
|
|
return bytesWritten();
|
|
}
|
|
size_t visitFloat(Float value) {
|
|
_formatter.writeFloat(value);
|
|
return bytesWritten();
|
|
}
|
|
size_t visitString(const char *value) {
|
|
_formatter.writeString(value);
|
|
return bytesWritten();
|
|
}
|
|
size_t visitRawJson(const char *data, size_t n) {
|
|
_formatter.writeRaw(data, n);
|
|
return bytesWritten();
|
|
}
|
|
size_t visitNegativeInteger(UInt value) {
|
|
_formatter.writeNegativeInteger(value);
|
|
return bytesWritten();
|
|
}
|
|
size_t visitPositiveInteger(UInt value) {
|
|
_formatter.writePositiveInteger(value);
|
|
return bytesWritten();
|
|
}
|
|
size_t visitBoolean(bool value) {
|
|
_formatter.writeBoolean(value);
|
|
return bytesWritten();
|
|
}
|
|
size_t visitNull() {
|
|
_formatter.writeRaw("null");
|
|
return bytesWritten();
|
|
}
|
|
protected:
|
|
size_t bytesWritten() const {
|
|
return _formatter.bytesWritten();
|
|
}
|
|
void write(char c) {
|
|
_formatter.writeRaw(c);
|
|
}
|
|
void write(const char *s) {
|
|
_formatter.writeRaw(s);
|
|
}
|
|
private:
|
|
TextFormatter<TWriter> _formatter;
|
|
};
|
|
template <typename TSource, typename TDestination>
|
|
size_t serializeJson(const TSource &source, TDestination &destination) {
|
|
return serialize<JsonSerializer>(source, destination);
|
|
}
|
|
template <typename TSource>
|
|
size_t serializeJson(const TSource &source, void *buffer, size_t bufferSize) {
|
|
return serialize<JsonSerializer>(source, buffer, bufferSize);
|
|
}
|
|
template <typename TSource>
|
|
size_t measureJson(const TSource &source) {
|
|
return measure<JsonSerializer>(source);
|
|
}
|
|
#if ARDUINOJSON_ENABLE_STD_STREAM
|
|
template <typename T>
|
|
inline typename enable_if<IsVisitable<T>::value, std::ostream &>::type
|
|
operator<<(std::ostream &os, const T &source) {
|
|
serializeJson(source, os);
|
|
return os;
|
|
}
|
|
#endif
|
|
template <typename TWriter>
|
|
class PrettyJsonSerializer : public JsonSerializer<TWriter> {
|
|
typedef JsonSerializer<TWriter> base;
|
|
public:
|
|
PrettyJsonSerializer(TWriter &writer) : base(writer), _nesting(0) {}
|
|
size_t visitArray(const CollectionData &array) {
|
|
VariantSlot *slot = array.head();
|
|
if (slot) {
|
|
base::write("[\r\n");
|
|
_nesting++;
|
|
while (slot != 0) {
|
|
indent();
|
|
slot->data()->accept(*this);
|
|
slot = slot->next();
|
|
base::write(slot ? ",\r\n" : "\r\n");
|
|
}
|
|
_nesting--;
|
|
indent();
|
|
base::write("]");
|
|
} else {
|
|
base::write("[]");
|
|
}
|
|
return this->bytesWritten();
|
|
}
|
|
size_t visitObject(const CollectionData &object) {
|
|
VariantSlot *slot = object.head();
|
|
if (slot) {
|
|
base::write("{\r\n");
|
|
_nesting++;
|
|
while (slot != 0) {
|
|
indent();
|
|
base::visitString(slot->key());
|
|
base::write(": ");
|
|
slot->data()->accept(*this);
|
|
slot = slot->next();
|
|
base::write(slot ? ",\r\n" : "\r\n");
|
|
}
|
|
_nesting--;
|
|
indent();
|
|
base::write("}");
|
|
} else {
|
|
base::write("{}");
|
|
}
|
|
return this->bytesWritten();
|
|
}
|
|
private:
|
|
void indent() {
|
|
for (uint8_t i = 0; i < _nesting; i++) base::write(ARDUINOJSON_TAB);
|
|
}
|
|
uint8_t _nesting;
|
|
};
|
|
template <typename TSource, typename TDestination>
|
|
size_t serializeJsonPretty(const TSource &source, TDestination &destination) {
|
|
return serialize<PrettyJsonSerializer>(source, destination);
|
|
}
|
|
template <typename TSource>
|
|
size_t serializeJsonPretty(const TSource &source, void *buffer,
|
|
size_t bufferSize) {
|
|
return serialize<PrettyJsonSerializer>(source, buffer, bufferSize);
|
|
}
|
|
template <typename TSource>
|
|
size_t measureJsonPretty(const TSource &source) {
|
|
return measure<PrettyJsonSerializer>(source);
|
|
}
|
|
template <typename T>
|
|
inline void swap(T& a, T& b) {
|
|
T t(a);
|
|
a = b;
|
|
b = t;
|
|
}
|
|
#if ARDUINOJSON_HAS_RVALUE_REFERENCES
|
|
template <typename T>
|
|
typename remove_reference<T>::type&& move(T&& t) {
|
|
return static_cast<typename remove_reference<T>::type&&>(t);
|
|
}
|
|
#else
|
|
template <typename T>
|
|
T& move(T& t) {
|
|
return t;
|
|
}
|
|
#endif
|
|
#if ARDUINOJSON_LITTLE_ENDIAN
|
|
inline void fixEndianess(uint8_t *p, integral_constant<size_t, 8>) {
|
|
swap(p[0], p[7]);
|
|
swap(p[1], p[6]);
|
|
swap(p[2], p[5]);
|
|
swap(p[3], p[4]);
|
|
}
|
|
inline void fixEndianess(uint8_t *p, integral_constant<size_t, 4>) {
|
|
swap(p[0], p[3]);
|
|
swap(p[1], p[2]);
|
|
}
|
|
inline void fixEndianess(uint8_t *p, integral_constant<size_t, 2>) {
|
|
swap(p[0], p[1]);
|
|
}
|
|
inline void fixEndianess(uint8_t *, integral_constant<size_t, 1>) {}
|
|
template <typename T>
|
|
inline void fixEndianess(T &value) {
|
|
fixEndianess(reinterpret_cast<uint8_t *>(&value),
|
|
integral_constant<size_t, sizeof(T)>());
|
|
}
|
|
#else
|
|
template <typename T>
|
|
inline void fixEndianess(T &) {}
|
|
#endif
|
|
inline void doubleToFloat(const uint8_t d[8], uint8_t f[4]) {
|
|
f[0] = uint8_t((d[0] & 0xC0) | (d[0] << 3 & 0x3f) | (d[1] >> 5));
|
|
f[1] = uint8_t((d[1] << 3) | (d[2] >> 5));
|
|
f[2] = uint8_t((d[2] << 3) | (d[3] >> 5));
|
|
f[3] = uint8_t((d[3] << 3) | (d[4] >> 5));
|
|
}
|
|
template <typename TReader, typename TStringStorage>
|
|
class MsgPackDeserializer {
|
|
public:
|
|
MsgPackDeserializer(MemoryPool &pool, TReader reader,
|
|
TStringStorage stringStorage)
|
|
: _pool(&pool),
|
|
_reader(reader),
|
|
_stringStorage(stringStorage),
|
|
_error(DeserializationError::Ok),
|
|
_foundSomething(false) {}
|
|
template <typename TFilter>
|
|
DeserializationError parse(VariantData &variant, TFilter filter,
|
|
NestingLimit nestingLimit) {
|
|
parseVariant(variant, filter, nestingLimit);
|
|
return _foundSomething ? _error : DeserializationError::EmptyInput;
|
|
}
|
|
private:
|
|
MsgPackDeserializer &operator=(const MsgPackDeserializer &);
|
|
bool invalidInput() {
|
|
_error = DeserializationError::InvalidInput;
|
|
return false;
|
|
}
|
|
bool notSupported() {
|
|
_error = DeserializationError::NotSupported;
|
|
return false;
|
|
}
|
|
template <typename TFilter>
|
|
bool parseVariant(VariantData &variant, TFilter filter,
|
|
NestingLimit nestingLimit) {
|
|
uint8_t code = 0; // TODO: why do we need to initialize this variable?
|
|
if (!readByte(code))
|
|
return false;
|
|
_foundSomething = true;
|
|
bool allowValue = filter.allowValue();
|
|
switch (code) {
|
|
case 0xc0:
|
|
return true;
|
|
case 0xc1:
|
|
return invalidInput();
|
|
case 0xc2:
|
|
if (allowValue)
|
|
variant.setBoolean(false);
|
|
return true;
|
|
case 0xc3:
|
|
if (allowValue)
|
|
variant.setBoolean(true);
|
|
return true;
|
|
case 0xc4: // bin 8
|
|
if (allowValue)
|
|
return notSupported();
|
|
else
|
|
return skipString<uint8_t>();
|
|
case 0xc5: // bin 16
|
|
if (allowValue)
|
|
return notSupported();
|
|
else
|
|
return skipString<uint16_t>();
|
|
case 0xc6: // bin 32
|
|
if (allowValue)
|
|
return notSupported();
|
|
else
|
|
return skipString<uint32_t>();
|
|
case 0xc7: // ext 8
|
|
if (allowValue)
|
|
return notSupported();
|
|
else
|
|
return skipExt<uint8_t>();
|
|
case 0xc8: // ext 16
|
|
if (allowValue)
|
|
return notSupported();
|
|
else
|
|
return skipExt<uint16_t>();
|
|
case 0xc9: // ext 32
|
|
if (allowValue)
|
|
return notSupported();
|
|
else
|
|
return skipExt<uint32_t>();
|
|
case 0xca:
|
|
if (allowValue)
|
|
return readFloat<float>(variant);
|
|
else
|
|
return skipBytes(4);
|
|
case 0xcb:
|
|
if (allowValue)
|
|
return readDouble<double>(variant);
|
|
else
|
|
return skipBytes(8);
|
|
case 0xcc:
|
|
if (allowValue)
|
|
return readInteger<uint8_t>(variant);
|
|
else
|
|
return skipBytes(1);
|
|
case 0xcd:
|
|
if (allowValue)
|
|
return readInteger<uint16_t>(variant);
|
|
else
|
|
return skipBytes(2);
|
|
case 0xce:
|
|
if (allowValue)
|
|
return readInteger<uint32_t>(variant);
|
|
else
|
|
return skipBytes(4);
|
|
case 0xcf:
|
|
if (allowValue)
|
|
#if ARDUINOJSON_USE_LONG_LONG
|
|
return readInteger<uint64_t>(variant);
|
|
#else
|
|
return notSupported();
|
|
#endif
|
|
else
|
|
return skipBytes(8);
|
|
case 0xd0:
|
|
if (allowValue)
|
|
return readInteger<int8_t>(variant);
|
|
else
|
|
return skipBytes(1);
|
|
case 0xd1:
|
|
if (allowValue)
|
|
return readInteger<int16_t>(variant);
|
|
else
|
|
return skipBytes(2);
|
|
case 0xd2:
|
|
if (allowValue)
|
|
return readInteger<int32_t>(variant);
|
|
else
|
|
return skipBytes(4);
|
|
case 0xd3:
|
|
if (allowValue)
|
|
#if ARDUINOJSON_USE_LONG_LONG
|
|
return readInteger<int64_t>(variant);
|
|
#else
|
|
return notSupported();
|
|
#endif
|
|
else
|
|
return skipBytes(8);
|
|
case 0xd4: // fixext 1
|
|
if (allowValue)
|
|
return notSupported();
|
|
else
|
|
return skipBytes(2);
|
|
case 0xd5: // fixext 2
|
|
if (allowValue)
|
|
return notSupported();
|
|
else
|
|
return skipBytes(3);
|
|
case 0xd6: // fixext 4
|
|
if (allowValue)
|
|
return notSupported();
|
|
else
|
|
return skipBytes(5);
|
|
case 0xd7: // fixext 8
|
|
if (allowValue)
|
|
return notSupported();
|
|
else
|
|
return skipBytes(9);
|
|
case 0xd8: // fixext 16
|
|
if (allowValue)
|
|
return notSupported();
|
|
else
|
|
return skipBytes(17);
|
|
case 0xd9:
|
|
if (allowValue)
|
|
return readString<uint8_t>(variant);
|
|
else
|
|
return skipString<uint8_t>();
|
|
case 0xda:
|
|
if (allowValue)
|
|
return readString<uint16_t>(variant);
|
|
else
|
|
return skipString<uint16_t>();
|
|
case 0xdb:
|
|
if (allowValue)
|
|
return readString<uint32_t>(variant);
|
|
else
|
|
return skipString<uint32_t>();
|
|
case 0xdc:
|
|
return readArray<uint16_t>(variant, filter, nestingLimit);
|
|
case 0xdd:
|
|
return readArray<uint32_t>(variant, filter, nestingLimit);
|
|
case 0xde:
|
|
return readObject<uint16_t>(variant, filter, nestingLimit);
|
|
case 0xdf:
|
|
return readObject<uint32_t>(variant, filter, nestingLimit);
|
|
}
|
|
switch (code & 0xf0) {
|
|
case 0x80:
|
|
return readObject(variant, code & 0x0F, filter, nestingLimit);
|
|
case 0x90:
|
|
return readArray(variant, code & 0x0F, filter, nestingLimit);
|
|
}
|
|
if ((code & 0xe0) == 0xa0) {
|
|
if (allowValue)
|
|
return readString(variant, code & 0x1f);
|
|
else
|
|
return skipBytes(code & 0x1f);
|
|
}
|
|
if (allowValue)
|
|
variant.setInteger(static_cast<int8_t>(code));
|
|
return true;
|
|
}
|
|
bool readByte(uint8_t &value) {
|
|
int c = _reader.read();
|
|
if (c < 0) {
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
value = static_cast<uint8_t>(c);
|
|
return true;
|
|
}
|
|
bool readBytes(uint8_t *p, size_t n) {
|
|
if (_reader.readBytes(reinterpret_cast<char *>(p), n) == n)
|
|
return true;
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
template <typename T>
|
|
bool readBytes(T &value) {
|
|
return readBytes(reinterpret_cast<uint8_t *>(&value), sizeof(value));
|
|
}
|
|
bool skipBytes(size_t n) {
|
|
for (; n; --n) {
|
|
if (_reader.read() < 0) {
|
|
_error = DeserializationError::IncompleteInput;
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
template <typename T>
|
|
bool readInteger(T &value) {
|
|
if (!readBytes(value))
|
|
return false;
|
|
fixEndianess(value);
|
|
return true;
|
|
}
|
|
template <typename T>
|
|
bool readInteger(VariantData &variant) {
|
|
T value;
|
|
if (!readInteger(value))
|
|
return false;
|
|
variant.setInteger(value);
|
|
return true;
|
|
}
|
|
template <typename T>
|
|
typename enable_if<sizeof(T) == 4, bool>::type readFloat(
|
|
VariantData &variant) {
|
|
T value;
|
|
if (!readBytes(value))
|
|
return false;
|
|
fixEndianess(value);
|
|
variant.setFloat(value);
|
|
return true;
|
|
}
|
|
template <typename T>
|
|
typename enable_if<sizeof(T) == 8, bool>::type readDouble(
|
|
VariantData &variant) {
|
|
T value;
|
|
if (!readBytes(value))
|
|
return false;
|
|
fixEndianess(value);
|
|
variant.setFloat(value);
|
|
return true;
|
|
}
|
|
template <typename T>
|
|
typename enable_if<sizeof(T) == 4, bool>::type readDouble(
|
|
VariantData &variant) {
|
|
uint8_t i[8]; // input is 8 bytes
|
|
T value; // output is 4 bytes
|
|
uint8_t *o = reinterpret_cast<uint8_t *>(&value);
|
|
if (!readBytes(i, 8))
|
|
return false;
|
|
doubleToFloat(i, o);
|
|
fixEndianess(value);
|
|
variant.setFloat(value);
|
|
return true;
|
|
}
|
|
template <typename T>
|
|
bool readString(VariantData &variant) {
|
|
T size;
|
|
if (!readInteger(size))
|
|
return false;
|
|
return readString(variant, size);
|
|
}
|
|
template <typename T>
|
|
bool readString() {
|
|
T size;
|
|
if (!readInteger(size))
|
|
return false;
|
|
return readString(size);
|
|
}
|
|
template <typename T>
|
|
bool skipString() {
|
|
T size;
|
|
if (!readInteger(size))
|
|
return false;
|
|
return skipBytes(size);
|
|
}
|
|
bool readString(VariantData &variant, size_t n) {
|
|
if (!readString(n))
|
|
return false;
|
|
variant.setStringPointer(_stringStorage.save(),
|
|
typename TStringStorage::storage_policy());
|
|
return true;
|
|
}
|
|
bool readString(size_t n) {
|
|
_stringStorage.startString();
|
|
for (; n; --n) {
|
|
uint8_t c;
|
|
if (!readBytes(c))
|
|
return false;
|
|
_stringStorage.append(static_cast<char>(c));
|
|
}
|
|
_stringStorage.append('\0');
|
|
if (!_stringStorage.isValid()) {
|
|
_error = DeserializationError::NoMemory;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
template <typename TSize, typename TFilter>
|
|
bool readArray(VariantData &variant, TFilter filter,
|
|
NestingLimit nestingLimit) {
|
|
TSize size;
|
|
if (!readInteger(size))
|
|
return false;
|
|
return readArray(variant, size, filter, nestingLimit);
|
|
}
|
|
template <typename TFilter>
|
|
bool readArray(VariantData &variant, size_t n, TFilter filter,
|
|
NestingLimit nestingLimit) {
|
|
if (nestingLimit.reached()) {
|
|
_error = DeserializationError::TooDeep;
|
|
return false;
|
|
}
|
|
bool allowArray = filter.allowArray();
|
|
CollectionData *array = allowArray ? &variant.toArray() : 0;
|
|
TFilter memberFilter = filter[0U];
|
|
for (; n; --n) {
|
|
VariantData *value;
|
|
if (memberFilter.allow()) {
|
|
value = array->addElement(_pool);
|
|
if (!value) {
|
|
_error = DeserializationError::NoMemory;
|
|
return false;
|
|
}
|
|
} else {
|
|
value = 0;
|
|
}
|
|
if (!parseVariant(*value, memberFilter, nestingLimit.decrement()))
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
template <typename TSize, typename TFilter>
|
|
bool readObject(VariantData &variant, TFilter filter,
|
|
NestingLimit nestingLimit) {
|
|
TSize size;
|
|
if (!readInteger(size))
|
|
return false;
|
|
return readObject(variant, size, filter, nestingLimit);
|
|
}
|
|
template <typename TFilter>
|
|
bool readObject(VariantData &variant, size_t n, TFilter filter,
|
|
NestingLimit nestingLimit) {
|
|
if (nestingLimit.reached()) {
|
|
_error = DeserializationError::TooDeep;
|
|
return false;
|
|
}
|
|
CollectionData *object = filter.allowObject() ? &variant.toObject() : 0;
|
|
for (; n; --n) {
|
|
if (!readKey())
|
|
return false;
|
|
const char *key = _stringStorage.c_str();
|
|
TFilter memberFilter = filter[key];
|
|
VariantData *member;
|
|
if (memberFilter.allow()) {
|
|
key = _stringStorage.save();
|
|
VariantSlot *slot = object->addSlot(_pool);
|
|
if (!slot) {
|
|
_error = DeserializationError::NoMemory;
|
|
return false;
|
|
}
|
|
slot->setKey(key, typename TStringStorage::storage_policy());
|
|
member = slot->data();
|
|
} else {
|
|
member = 0;
|
|
}
|
|
if (!parseVariant(*member, memberFilter, nestingLimit.decrement()))
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
bool readKey() {
|
|
uint8_t code;
|
|
if (!readByte(code))
|
|
return false;
|
|
if ((code & 0xe0) == 0xa0)
|
|
return readString(code & 0x1f);
|
|
switch (code) {
|
|
case 0xd9:
|
|
return readString<uint8_t>();
|
|
case 0xda:
|
|
return readString<uint16_t>();
|
|
case 0xdb:
|
|
return readString<uint32_t>();
|
|
default:
|
|
return notSupported();
|
|
}
|
|
}
|
|
template <typename T>
|
|
bool skipExt() {
|
|
T size;
|
|
if (!readInteger(size))
|
|
return false;
|
|
return skipBytes(size + 1);
|
|
}
|
|
MemoryPool *_pool;
|
|
TReader _reader;
|
|
TStringStorage _stringStorage;
|
|
DeserializationError _error;
|
|
bool _foundSomething;
|
|
};
|
|
template <typename TString>
|
|
DeserializationError deserializeMsgPack(
|
|
JsonDocument &doc, const TString &input,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, nestingLimit,
|
|
AllowAllFilter());
|
|
}
|
|
template <typename TString>
|
|
DeserializationError deserializeMsgPack(
|
|
JsonDocument &doc, const TString &input, Filter filter,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TString>
|
|
DeserializationError deserializeMsgPack(JsonDocument &doc, const TString &input,
|
|
NestingLimit nestingLimit,
|
|
Filter filter) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TStream>
|
|
DeserializationError deserializeMsgPack(
|
|
JsonDocument &doc, TStream &input,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, nestingLimit,
|
|
AllowAllFilter());
|
|
}
|
|
template <typename TStream>
|
|
DeserializationError deserializeMsgPack(
|
|
JsonDocument &doc, TStream &input, Filter filter,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TStream>
|
|
DeserializationError deserializeMsgPack(JsonDocument &doc, TStream &input,
|
|
NestingLimit nestingLimit,
|
|
Filter filter) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeMsgPack(
|
|
JsonDocument &doc, TChar *input,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, nestingLimit,
|
|
AllowAllFilter());
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeMsgPack(
|
|
JsonDocument &doc, TChar *input, Filter filter,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeMsgPack(JsonDocument &doc, TChar *input,
|
|
NestingLimit nestingLimit,
|
|
Filter filter) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, nestingLimit, filter);
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeMsgPack(
|
|
JsonDocument &doc, TChar *input, size_t inputSize,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, inputSize, nestingLimit,
|
|
AllowAllFilter());
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeMsgPack(
|
|
JsonDocument &doc, TChar *input, size_t inputSize, Filter filter,
|
|
NestingLimit nestingLimit = NestingLimit()) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, inputSize, nestingLimit,
|
|
filter);
|
|
}
|
|
template <typename TChar>
|
|
DeserializationError deserializeMsgPack(JsonDocument &doc, TChar *input,
|
|
size_t inputSize,
|
|
NestingLimit nestingLimit,
|
|
Filter filter) {
|
|
return deserialize<MsgPackDeserializer>(doc, input, inputSize, nestingLimit,
|
|
filter);
|
|
}
|
|
template <typename TWriter>
|
|
class MsgPackSerializer : public Visitor<size_t> {
|
|
public:
|
|
MsgPackSerializer(TWriter writer) : _writer(writer) {}
|
|
template <typename T>
|
|
typename enable_if<sizeof(T) == 4, size_t>::type visitFloat(T value32) {
|
|
writeByte(0xCA);
|
|
writeInteger(value32);
|
|
return bytesWritten();
|
|
}
|
|
template <typename T>
|
|
ARDUINOJSON_NO_SANITIZE("float-cast-overflow")
|
|
typename enable_if<sizeof(T) == 8, size_t>::type visitFloat(T value64) {
|
|
float value32 = float(value64);
|
|
if (value32 == value64) {
|
|
writeByte(0xCA);
|
|
writeInteger(value32);
|
|
} else {
|
|
writeByte(0xCB);
|
|
writeInteger(value64);
|
|
}
|
|
return bytesWritten();
|
|
}
|
|
size_t visitArray(const CollectionData& array) {
|
|
size_t n = array.size();
|
|
if (n < 0x10) {
|
|
writeByte(uint8_t(0x90 + array.size()));
|
|
} else if (n < 0x10000) {
|
|
writeByte(0xDC);
|
|
writeInteger(uint16_t(n));
|
|
} else {
|
|
writeByte(0xDD);
|
|
writeInteger(uint32_t(n));
|
|
}
|
|
for (VariantSlot* slot = array.head(); slot; slot = slot->next()) {
|
|
slot->data()->accept(*this);
|
|
}
|
|
return bytesWritten();
|
|
}
|
|
size_t visitObject(const CollectionData& object) {
|
|
size_t n = object.size();
|
|
if (n < 0x10) {
|
|
writeByte(uint8_t(0x80 + n));
|
|
} else if (n < 0x10000) {
|
|
writeByte(0xDE);
|
|
writeInteger(uint16_t(n));
|
|
} else {
|
|
writeByte(0xDF);
|
|
writeInteger(uint32_t(n));
|
|
}
|
|
for (VariantSlot* slot = object.head(); slot; slot = slot->next()) {
|
|
visitString(slot->key());
|
|
slot->data()->accept(*this);
|
|
}
|
|
return bytesWritten();
|
|
}
|
|
size_t visitString(const char* value) {
|
|
ARDUINOJSON_ASSERT(value != NULL);
|
|
size_t n = strlen(value);
|
|
if (n < 0x20) {
|
|
writeByte(uint8_t(0xA0 + n));
|
|
} else if (n < 0x100) {
|
|
writeByte(0xD9);
|
|
writeInteger(uint8_t(n));
|
|
} else if (n < 0x10000) {
|
|
writeByte(0xDA);
|
|
writeInteger(uint16_t(n));
|
|
} else {
|
|
writeByte(0xDB);
|
|
writeInteger(uint32_t(n));
|
|
}
|
|
writeBytes(reinterpret_cast<const uint8_t*>(value), n);
|
|
return bytesWritten();
|
|
}
|
|
size_t visitRawJson(const char* data, size_t size) {
|
|
writeBytes(reinterpret_cast<const uint8_t*>(data), size);
|
|
return bytesWritten();
|
|
}
|
|
size_t visitNegativeInteger(UInt value) {
|
|
UInt negated = UInt(~value + 1);
|
|
if (value <= 0x20) {
|
|
writeInteger(int8_t(negated));
|
|
} else if (value <= 0x80) {
|
|
writeByte(0xD0);
|
|
writeInteger(int8_t(negated));
|
|
} else if (value <= 0x8000) {
|
|
writeByte(0xD1);
|
|
writeInteger(int16_t(negated));
|
|
} else if (value <= 0x80000000) {
|
|
writeByte(0xD2);
|
|
writeInteger(int32_t(negated));
|
|
}
|
|
#if ARDUINOJSON_USE_LONG_LONG
|
|
else {
|
|
writeByte(0xD3);
|
|
writeInteger(int64_t(negated));
|
|
}
|
|
#endif
|
|
return bytesWritten();
|
|
}
|
|
size_t visitPositiveInteger(UInt value) {
|
|
if (value <= 0x7F) {
|
|
writeInteger(uint8_t(value));
|
|
} else if (value <= 0xFF) {
|
|
writeByte(0xCC);
|
|
writeInteger(uint8_t(value));
|
|
} else if (value <= 0xFFFF) {
|
|
writeByte(0xCD);
|
|
writeInteger(uint16_t(value));
|
|
}
|
|
#if ARDUINOJSON_USE_LONG_LONG
|
|
else if (value <= 0xFFFFFFFF)
|
|
#else
|
|
else
|
|
#endif
|
|
{
|
|
writeByte(0xCE);
|
|
writeInteger(uint32_t(value));
|
|
}
|
|
#if ARDUINOJSON_USE_LONG_LONG
|
|
else {
|
|
writeByte(0xCF);
|
|
writeInteger(uint64_t(value));
|
|
}
|
|
#endif
|
|
return bytesWritten();
|
|
}
|
|
size_t visitBoolean(bool value) {
|
|
writeByte(value ? 0xC3 : 0xC2);
|
|
return bytesWritten();
|
|
}
|
|
size_t visitNull() {
|
|
writeByte(0xC0);
|
|
return bytesWritten();
|
|
}
|
|
private:
|
|
size_t bytesWritten() const {
|
|
return _writer.count();
|
|
}
|
|
void writeByte(uint8_t c) {
|
|
_writer.write(c);
|
|
}
|
|
void writeBytes(const uint8_t* p, size_t n) {
|
|
_writer.write(p, n);
|
|
}
|
|
template <typename T>
|
|
void writeInteger(T value) {
|
|
fixEndianess(value);
|
|
writeBytes(reinterpret_cast<uint8_t*>(&value), sizeof(value));
|
|
}
|
|
CountingDecorator<TWriter> _writer;
|
|
};
|
|
template <typename TSource, typename TDestination>
|
|
inline size_t serializeMsgPack(const TSource& source, TDestination& output) {
|
|
return serialize<MsgPackSerializer>(source, output);
|
|
}
|
|
template <typename TSource>
|
|
inline size_t serializeMsgPack(const TSource& source, void* output,
|
|
size_t size) {
|
|
return serialize<MsgPackSerializer>(source, output, size);
|
|
}
|
|
template <typename TSource>
|
|
inline size_t measureMsgPack(const TSource& source) {
|
|
return measure<MsgPackSerializer>(source);
|
|
}
|
|
} // namespace ARDUINOJSON_NAMESPACE
|
|
#ifdef __GNUC__
|
|
#define ARDUINOJSON_PRAGMA(x) _Pragma(#x)
|
|
#define ARDUINOJSON_COMPILE_ERROR(msg) ARDUINOJSON_PRAGMA(GCC error msg)
|
|
#define ARDUINOJSON_STRINGIFY(S) #S
|
|
#define ARDUINOJSON_DEPRECATION_ERROR(X, Y) \
|
|
ARDUINOJSON_COMPILE_ERROR(ARDUINOJSON_STRINGIFY(X is a Y from ArduinoJson 5. Please see arduinojson.org/upgrade to learn how to upgrade your program to ArduinoJson version 6))
|
|
#define StaticJsonBuffer ARDUINOJSON_DEPRECATION_ERROR(StaticJsonBuffer, class)
|
|
#define DynamicJsonBuffer ARDUINOJSON_DEPRECATION_ERROR(DynamicJsonBuffer, class)
|
|
#define JsonBuffer ARDUINOJSON_DEPRECATION_ERROR(JsonBuffer, class)
|
|
#define RawJson ARDUINOJSON_DEPRECATION_ERROR(RawJson, function)
|
|
#endif
|
|
namespace ArduinoJson {
|
|
typedef ARDUINOJSON_NAMESPACE::ArrayConstRef JsonArrayConst;
|
|
typedef ARDUINOJSON_NAMESPACE::ArrayRef JsonArray;
|
|
typedef ARDUINOJSON_NAMESPACE::Float JsonFloat;
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typedef ARDUINOJSON_NAMESPACE::Integer JsonInteger;
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typedef ARDUINOJSON_NAMESPACE::ObjectConstRef JsonObjectConst;
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typedef ARDUINOJSON_NAMESPACE::ObjectRef JsonObject;
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typedef ARDUINOJSON_NAMESPACE::Pair JsonPair;
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typedef ARDUINOJSON_NAMESPACE::PairConst JsonPairConst;
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typedef ARDUINOJSON_NAMESPACE::String JsonString;
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typedef ARDUINOJSON_NAMESPACE::UInt JsonUInt;
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typedef ARDUINOJSON_NAMESPACE::VariantConstRef JsonVariantConst;
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|
typedef ARDUINOJSON_NAMESPACE::VariantRef JsonVariant;
|
|
using ARDUINOJSON_NAMESPACE::BasicJsonDocument;
|
|
using ARDUINOJSON_NAMESPACE::copyArray;
|
|
using ARDUINOJSON_NAMESPACE::DeserializationError;
|
|
using ARDUINOJSON_NAMESPACE::deserializeJson;
|
|
using ARDUINOJSON_NAMESPACE::deserializeMsgPack;
|
|
using ARDUINOJSON_NAMESPACE::DynamicJsonDocument;
|
|
using ARDUINOJSON_NAMESPACE::JsonDocument;
|
|
using ARDUINOJSON_NAMESPACE::measureJson;
|
|
using ARDUINOJSON_NAMESPACE::serialized;
|
|
using ARDUINOJSON_NAMESPACE::serializeJson;
|
|
using ARDUINOJSON_NAMESPACE::serializeJsonPretty;
|
|
using ARDUINOJSON_NAMESPACE::serializeMsgPack;
|
|
using ARDUINOJSON_NAMESPACE::StaticJsonDocument;
|
|
namespace DeserializationOption {
|
|
using ARDUINOJSON_NAMESPACE::Filter;
|
|
using ARDUINOJSON_NAMESPACE::NestingLimit;
|
|
} // namespace DeserializationOption
|
|
} // namespace ArduinoJson
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using namespace ArduinoJson;
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#else
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#error ArduinoJson requires a C++ compiler, please change file extension to .cc or .cpp
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#endif
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