log response, particularly in case of failure (#1314)

* add the call response, it's verbose but maybe we should make it debug

* WARN level log when result is not 200 and VERBOSE for 200s

* missing null terminator

* alloc right amount to include null char

Author: hassanctech

src/source/Signaling/LwsApiCalls.c

@@ -111,9 +111,15 @@ INT32 lwsHttpCallbackRoutine(struct lws* wsi, enum lws_callback_reasons reason,
             lwsl_hexdump_debug(pDataIn, dataSize);
 
             if (dataSize != 0) {
-                CHK(NULL != (pLwsCallInfo->callInfo.responseData = (PCHAR) MEMALLOC(dataSize)), STATUS_NOT_ENOUGH_MEMORY);
+                CHK(NULL != (pLwsCallInfo->callInfo.responseData = (PCHAR) MEMALLOC(dataSize+1)), STATUS_NOT_ENOUGH_MEMORY);
                 MEMCPY(pLwsCallInfo->callInfo.responseData, pDataIn, dataSize);
                 pLwsCallInfo->callInfo.responseDataLen = (UINT32) dataSize;
+                pLwsCallInfo->callInfo.responseData[dataSize] = '\0';
+                if (pLwsCallInfo->callInfo.callResult != SERVICE_CALL_RESULT_OK) {
+                    DLOGW("Received client http read response:  %s", pLwsCallInfo->callInfo.responseData);
+                } else {
+                    DLOGV("Received client http read response:  %s", pLwsCallInfo->callInfo.responseData);
+                }
             }
 
             break;