MQTT / MQTTPacket

Basic C library for MQTT packet serialization and deserialization

Dependents:   MQTT MQTT MQTT MQTT ... more

Fork of MQTTPacket by MQTT

This library is part of the EclipseTM Paho project; specifically the embedded client.

A basic MQTT library in C for packet serialization and deserialization

Diff: MQTTConnectServer.c

Revision:
14:c2052aee81de
Parent:
13:5e60cd1a52e7
Child:
16:d0b3886ada32
--- a/MQTTConnectServer.c	Fri Aug 01 13:08:46 2014 +0100
+++ b/MQTTConnectServer.c	Fri Aug 01 15:34:04 2014 +0100
@@ -48,12 +48,12 @@
   * @param len the length in bytes of the data in the supplied buffer
   * @return error code.  1 is success, 0 is failure
   */
-int MQTTDeserialize_connect(MQTTPacket_connectData* data, char* buf, int len)
+int MQTTDeserialize_connect(MQTTPacket_connectData* data, unsigned char* buf, int len)
 {
 	MQTTHeader header;
 	MQTTConnectFlags flags;
-	char* curdata = buf;
-	char* enddata = &buf[len];
+	unsigned char* curdata = buf;
+	unsigned char* enddata = &buf[len];
 	int rc = 0;
 	MQTTString Protocol;
 	int version;
@@ -61,7 +61,6 @@
 
 	FUNC_ENTRY;
 	header.byte = readChar(&curdata);
-	header.byte = header.byte;	// hush compiler warnings
 
 	curdata += MQTTPacket_decodeBuf(curdata, &mylen); /* read remaining length */
 
@@ -114,11 +113,11 @@
   * @param connack_rc the integer connack return code to be used 
   * @return serialized length, or error if 0
   */
-int MQTTSerialize_connack(char* buf, int buflen, int connack_rc)
+int MQTTSerialize_connack(unsigned char* buf, int buflen, unsigned char connack_rc)
 {
 	MQTTHeader header;
 	int rc = 0;
-	char *ptr = buf;
+	unsigned char *ptr = buf;
 
 	FUNC_ENTRY;
 	if (buflen < 2)