From b98fa03dd0a7902dd9131b03f17dcfbded1431f0 Mon Sep 17 00:00:00 2001
From: Charles <hallard04@free.fr>
Date: Mon, 15 Jun 2020 14:44:32 +0200
Subject: [PATCH] Added valueGet_P option

---
 lib/LibTeleinfo/src/LibTeleinfo.cpp | 38 +++++++++++++++++++++++++++++
 lib/LibTeleinfo/src/LibTeleinfo.h   |  1 +
 2 files changed, 39 insertions(+)

diff --git a/lib/LibTeleinfo/src/LibTeleinfo.cpp b/lib/LibTeleinfo/src/LibTeleinfo.cpp
index bb7b7119f..588555831 100644
--- a/lib/LibTeleinfo/src/LibTeleinfo.cpp
+++ b/lib/LibTeleinfo/src/LibTeleinfo.cpp
@@ -436,6 +436,44 @@ char * TInfo::valueGet(char * name, char * value)
   return ( NULL);
 }
 
+/* ======================================================================
+Function: valueGet_P
+Purpose : get value of one element
+Input   : Pointer to the label name
+          pointer to the value where we fill data 
+Output  : pointer to the value where we filled data NULL is not found
+====================================================================== */
+char * TInfo::valueGet_P(const char * name, char * value)
+{
+  // Get our linked list 
+  ValueList * me = &_valueslist;
+  uint8_t lgname = strlen_P(name);
+
+  // Got one and all seems good ?
+  if (me && lgname) {
+
+    // Loop thru the node
+    while (me->next) {
+
+      // go to next node
+      me = me->next;
+
+      // Check if we match this LABEL
+      if (lgname==strlen(me->name) && strncmp_P(me->name, name, lgname)==0) {
+        // this one has a value ?
+        if (me->value) {
+          // copy to dest buffer
+          uint8_t lgvalue = strlen(me->value);
+          strlcpy(value, me->value , lgvalue + 1 );
+          return ( value );
+        }
+      }
+    }
+  }
+  // not found
+  return ( NULL);
+}
+
 /* ======================================================================
 Function: getTopList
 Purpose : return a pointer on the top of the linked list
diff --git a/lib/LibTeleinfo/src/LibTeleinfo.h b/lib/LibTeleinfo/src/LibTeleinfo.h
index a9725b26a..5b43523c7 100755
--- a/lib/LibTeleinfo/src/LibTeleinfo.h
+++ b/lib/LibTeleinfo/src/LibTeleinfo.h
@@ -117,6 +117,7 @@ class TInfo
     ValueList *   getList(void);
     uint8_t       valuesDump(void);
     char *        valueGet(char * name, char * value);
+    char *        valueGet_P(const char * name, char * value);
     boolean       listDelete();
     unsigned char calcChecksum(char *etiquette, char *valeur) ;