194 void writeMQTTString(unsigned char** pptr, MQTTString mqttstring)  in writeMQTTString()  argument
196     if (mqttstring.lenstring.len > 0)  in writeMQTTString()
198         writeInt(pptr, mqttstring.lenstring.len);  in writeMQTTString()
199         memcpy(*pptr, mqttstring.lenstring.data, mqttstring.lenstring.len);  in writeMQTTString()
200         *pptr += mqttstring.lenstring.len;  in writeMQTTString()
202     else if (mqttstring.cstring)  in writeMQTTString()
203         writeCString(pptr, mqttstring.cstring);  in writeMQTTString()
215 int readMQTTLenString(MQTTString* mqttstring, unsigned char** pptr, unsigned char* enddata)  in readMQTTLenString()  argument
223         mqttstring->lenstring.len = readInt(pptr); /* increments pptr to point past length */  in readMQTTLenString()
224         if (&(*pptr)[mqttstring->lenstring.len] <= enddata)  in readMQTTLenString()
226             mqttstring->lenstring.data = (char*)*pptr;  in readMQTTLenString()
227             *pptr += mqttstring->lenstring.len;  in readMQTTLenString()
231     mqttstring->cstring = NULL;  in readMQTTLenString()
242 int MQTTstrlen(MQTTString mqttstring)  in MQTTstrlen()  argument
246     if (mqttstring.cstring)  in MQTTstrlen()
247         rc = strlen(mqttstring.cstring);  in MQTTstrlen()
249         rc = mqttstring.lenstring.len;  in MQTTstrlen()