107 lines
3.5 KiB
C
107 lines
3.5 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2015 Daniel Campora
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <stdint.h>
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#include <stdbool.h>
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#include <string.h>
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#include "osi.h"
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#include "fifo.h"
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#include "socketfifo.h"
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/*----------------------------------------------------------------------------
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** Declare private functions
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*/
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static void socketfifo_Push (void * const pvFifo, const void * const pvElement);
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static void socketfifo_Pop (void * const pvFifo, void * const pvElement);
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/*----------------------------------------------------------------------------
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** Declare private data
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*/
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static FIFO_t *socketfifo;
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/*----------------------------------------------------------------------------
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** Define public functions
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*/
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void SOCKETFIFO_Init (FIFO_t *fifo, void *elements, uint32_t maxcount) {
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// Initialize global data
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socketfifo = fifo;
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socketfifo->pvElements = elements;
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FIFO_Init (socketfifo, maxcount, socketfifo_Push, socketfifo_Pop);
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}
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bool SOCKETFIFO_Push (const void * const element) {
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return FIFO_bPushElement (socketfifo, element);
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}
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bool SOCKETFIFO_Pop (void * const element) {
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return FIFO_bPopElement (socketfifo, element);
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}
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bool SOCKETFIFO_Peek (void * const element) {
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return FIFO_bPeekElement (socketfifo, element);
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}
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bool SOCKETFIFO_IsEmpty (void) {
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return FIFO_IsEmpty (socketfifo);
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}
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bool SOCKETFIFO_IsFull (void) {
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return FIFO_IsFull (socketfifo);
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}
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void SOCKETFIFO_Flush (void) {
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SocketFifoElement_t element;
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while (SOCKETFIFO_Pop(&element)) {
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if (element.freedata) {
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mem_Free(element.data);
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}
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}
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}
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unsigned int SOCKETFIFO_Count (void) {
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return socketfifo->uiElementCount;
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}
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/*----------------------------------------------------------------------------
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** Define private functions
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*/
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static void socketfifo_Push (void * const pvFifo, const void * const pvElement) {
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if ((pvFifo != NULL) && (NULL != pvElement)) {
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unsigned int uiLast = ((FIFO_t *)pvFifo)->uiLast;
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memcpy (&((SocketFifoElement_t *)((FIFO_t *)pvFifo)->pvElements)[uiLast], pvElement, sizeof(SocketFifoElement_t));
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}
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}
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static void socketfifo_Pop (void * const pvFifo, void * const pvElement) {
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if ((pvFifo != NULL) && (NULL != pvElement)) {
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unsigned int uiFirst = ((FIFO_t *)pvFifo)->uiFirst;
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memcpy (pvElement, &((SocketFifoElement_t *)((FIFO_t *)pvFifo)->pvElements)[uiFirst], sizeof(SocketFifoElement_t));
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}
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}
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