Diff: esp.cpp

Revision:

4:e076884ef8bd

Parent:

3:accba7e07a0d

Child:

6:be97d38e0b01

--- a/esp.cpp	Sat Apr 23 20:00:04 2016 +0000
+++ b/esp.cpp	Tue May 03 09:23:26 2016 +0000
@@ -23,9 +23,10 @@
 char  EspLine[LINE_LENGTH];
 static char* pLineNext; //Initialised in init to EspLine
 
-#define RESP_LENGTH 256
-char EspResp[RESP_LENGTH];
-static char* pRespNext; //Initialised at each request to EspResp
+static char* pRespBuff;
+static int lenRespBuff;
+static char* pRespNext; //Initialised at each request to send a string
+
 static int addRawCharToBuffer(char* pBuff, char** ppNext, int len, char c)
 {
     
@@ -60,8 +61,8 @@
 }
 static int addChar(char c)
 {
-    int r = addCharToBuffer(EspLine, &pLineNext, LINE_LENGTH, c, false);
-            addCharToBuffer(EspResp, &pRespNext, RESP_LENGTH, c, true );
+    int r = addCharToBuffer(EspLine,   &pLineNext, LINE_LENGTH, c, false);
+            addCharToBuffer(pRespBuff, &pRespNext, lenRespBuff, c, true );
     return r;
 }
 //Unsolicited ntp or http requests
@@ -79,7 +80,7 @@
 int          EspLengthToSend;
 const void * EspDataToSend;
 
-void EspSendStringF(char *fmt, ...)
+void EspSendStringF(char* respbuff, int resplen, char *fmt, ...)
 {
     va_list argptr;
     va_start(argptr, fmt);
@@ -87,13 +88,15 @@
     char snd[size + 1];
     vsprintf(snd, fmt, argptr);
     va_end(argptr);
-    EspSendString(snd);
+    EspSendString(respbuff, resplen, snd);
 }
-void EspSendString(char* p)
+void EspSendString(char* respbuff, int resplen, char* p)
 {
     //Reset the response buffer
-    pRespNext = EspResp; 
-    *pRespNext = '\0';
+      pRespBuff = respbuff;
+      pRespNext = respbuff;
+    lenRespBuff = resplen;
+     *pRespNext = '\0';
     
     //Send the string
     while(*p) UartSendPush(*p++);
@@ -116,8 +119,9 @@
     UartReset();
     pLineNext = EspLine;
     *pLineNext = '\0';
-    pRespNext = EspResp;
-    *pRespNext = '\0';
+    pRespBuff = NULL;
+    *pRespNext = NULL;
+    lenRespBuff = 0; 
     EspLengthToSend = 0;
     EspDataToSend = NULL;
     state = IDLE;