/* FogCloud message receive callback: handle cloud messages here
*/
OSStatus user_fogcloud_msg_handler(mico_Context_t* mico_context,
const char* topic, const unsigned int topicLen,
unsigned char *inBuf, unsigned int inBufLen)
{
user_log_trace();
OSStatus err = kUnknownErr;
mico_fogcloud_msg_t fogcloud_msg;
int retCode = MSG_PROP_UNPROCESSED;
if((NULL == mico_context) || (NULL == topic) || (0 == topicLen) ) {
user_log("ERROR: mico_cloudmsg_dispatch params error, err=%d", err);
return kParamErr;
}
fogcloud_msg.topic = topic;
fogcloud_msg.topic_len = topicLen;
fogcloud_msg.data = inBuf;
fogcloud_msg.data_len = inBufLen;
err = mico_fogcloud_msg_dispatch(mico_context, service_table, &fogcloud_msg, &retCode);
if(kNoErr != err){
user_log("ERROR: mico_cloudmsg_dispatch error, err=%d", err);
}
else
{
if(MSG_PROP_WROTE == retCode){
g_user_context.status.user_config_need_update = true; // user params need update in flash
}
}
return err;
}
/* FogCloud msg handle thread */
void user_cloud_msg_handle_thread(void* arg)
{
OSStatus err = kUnknownErr;
fogcloud_msg_t *recv_msg = NULL;
mico_fogcloud_msg_t mico_fog_msg;
int retCode = MSG_PROP_UNPROCESSED;
mico_Context_t *mico_context = (mico_Context_t *)arg;
require_action(mico_context, exit, err=kParamErr);
while(1){
mico_thread_msleep(100); // in case of while (1)
err = MicoFogCloudMsgRecv(mico_context, &recv_msg, 0);
if(kNoErr == err){
user_log("Msg recv: topic[%d]=[%.*s]\tdata[%d]=[%.*s]",
recv_msg->topic_len, recv_msg->topic_len, recv_msg->data,
recv_msg->data_len, recv_msg->data_len, recv_msg->data + recv_msg->topic_len);
// msg structure format transfer
mico_fog_msg.topic = (const char*)(recv_msg->data);
mico_fog_msg.topic_len = recv_msg->topic_len;
mico_fog_msg.data = recv_msg->data + recv_msg->topic_len;
mico_fog_msg.data_len = recv_msg->data_len;
err = mico_fogcloud_msg_dispatch(mico_context, service_table, &mico_fog_msg, &retCode);
if(kNoErr != err){
user_log("ERROR: mico_cloudmsg_dispatch error, err=%d", err);
}
else{
}
// NOTE: msg memory must be free after been used.
if(NULL != recv_msg){
free(recv_msg);
recv_msg = NULL;
}
}
}
exit:
user_log("ERROR: user_cloud_msg_handle_thread exit with err=%d", err);
return;
}
