void ICACHE_FLASH_ATTR
cmdMqttDataCb(MQTT_Client* client, const char* topic, uint32_t topic_len,
const char* data, uint32_t data_len)
{
MqttCmdCb* cb = (MqttCmdCb*)client->user_data;
DBG("MQTT: Data cb=%p topic=%s len=%u\n", (void*)cb->dataCb, topic, data_len);
cmdResponseStart(CMD_RESP_CB, cb->dataCb, 2);
cmdResponseBody(topic, topic_len);
cmdResponseBody(data, data_len);
cmdResponseEnd();
}
// Command handler for hostname command
static void ICACHE_FLASH_ATTR
cmdHostname(CmdPacket *cmd) {
cmdResponseStart(CMD_RESP_V, 0, 0);
cmdResponseBody((uint8_t*)&flashConfig.hostname, sizeof(&flashConfig.hostname));
cmdResponseEnd();
return;
}
// Callback from wifi subsystem to notify us of status changes
static void ICACHE_FLASH_ATTR
cmdWifiCb(uint8_t wifiStatus) {
if (wifiStatus != lastWifiStatus){
DBG("cmdWifiCb: wifiStatus=%d\n", wifiStatus);
lastWifiStatus = wifiStatus;
CmdCallback *wifiCb = cmdGetCbByName("wifiCb");
if ((uint32_t)wifiCb->callback != -1) {
uint8_t status = wifiStatus == wifiGotIP ? 5 : 1;
cmdResponseStart(CMD_RESP_CB, (uint32_t)wifiCb->callback, 1);
cmdResponseBody((uint8_t*)&status, 1);
cmdResponseEnd();
}
}
}
// Receive HTTP response - this hacky function assumes that the full response is received in
// one go. Sigh...
static void ICACHE_FLASH_ATTR
tcpclient_recv(void *arg, char *pdata, unsigned short len) {
struct espconn *pCon = (struct espconn*)arg;
RestClient *client = (RestClient *)pCon->reverse;
// parse status line
int pi = 0;
int16_t code = -1;
char statusCode[4] = "\0\0\0\0";
int statusLen = 0;
bool inStatus = false;
while (pi < len) {
if (pdata[pi] == '\n') {
// end of status line
if (code == -1) code = 502; // BAD GATEWAY
break;
} else if (pdata[pi] == ' ') {
if (inStatus) code = atoi(statusCode);
inStatus = !inStatus;
} else if (inStatus) {
if (statusLen < 3) statusCode[statusLen] = pdata[pi];
statusLen++;
}
pi++;
}
// parse header, all this does is look for the end of the header
bool currentLineIsBlank = false;
while (pi < len) {
if (pdata[pi] == '\n') {
if (currentLineIsBlank) {
// body is starting
pi++;
break;
}
currentLineIsBlank = true;
} else if (pdata[pi] != '\r') {
currentLineIsBlank = false;
}
pi++;
}
//if (pi < len && pdata[pi] == '\r') pi++; // hacky!
// collect body and send it
int body_len = len-pi;
DBG("REST: status=%d, body=%d\n", code, body_len);
if (pi == len) {
cmdResponseStart(CMD_RESP_CB, client->resp_cb, 1);
cmdResponseBody(&code, sizeof(code));
cmdResponseEnd();
} else {
cmdResponseStart(CMD_RESP_CB, client->resp_cb, 2);
cmdResponseBody(&code, sizeof(code));
cmdResponseBody(pdata+pi, body_len>100?100:body_len);
cmdResponseEnd();
#if 0
os_printf("REST: body=");
for (int j=pi; j<len; j++) os_printf(" %02x", pdata[j]);
os_printf("\n");
#endif
}
//if(client->security)
// espconn_secure_disconnect(client->pCon);
//else
espconn_disconnect(client->pCon);
}
