diff --git a/esp-link/cgiwifi.c b/esp-link/cgiwifi.c index 2354b13..69d59b4 100644 --- a/esp-link/cgiwifi.c +++ b/esp-link/cgiwifi.c @@ -31,12 +31,12 @@ uint8_t wifiState = wifiIsDisconnected; // reasons for which a connection failed uint8_t wifiReason = 0; static char *wifiReasons[] = { - "", "unspecified", "auth_expire", "auth_leave", "assoc_expire", "assoc_toomany", "not_authed", - "not_assoced", "assoc_leave", "assoc_not_authed", "disassoc_pwrcap_bad", "disassoc_supchan_bad", - "ie_invalid", "mic_failure", "4way_handshake_timeout", "group_key_update_timeout", - "ie_in_4way_differs", "group_cipher_invalid", "pairwise_cipher_invalid", "akmp_invalid", - "unsupp_rsn_ie_version", "invalid_rsn_ie_cap", "802_1x_auth_failed", "cipher_suite_rejected", - "beacon_timeout", "no_ap_found" }; + "", "unspecified", "auth_expire", "auth_leave", "assoc_expire", "assoc_toomany", "not_authed", + "not_assoced", "assoc_leave", "assoc_not_authed", "disassoc_pwrcap_bad", "disassoc_supchan_bad", + "ie_invalid", "mic_failure", "4way_handshake_timeout", "group_key_update_timeout", + "ie_in_4way_differs", "group_cipher_invalid", "pairwise_cipher_invalid", "akmp_invalid", + "unsupp_rsn_ie_version", "invalid_rsn_ie_cap", "802_1x_auth_failed", "cipher_suite_rejected", + "beacon_timeout", "no_ap_found" }; static char *wifiMode[] = { 0, "STA", "AP", "AP+STA" }; static char *wifiPhy[] = { 0, "11b", "11g", "11n" }; @@ -44,51 +44,51 @@ static char *wifiPhy[] = { 0, "11b", "11g", "11n" }; void (*wifiStatusCb)(uint8_t); // callback when wifi status changes static char* ICACHE_FLASH_ATTR wifiGetReason(void) { - if (wifiReason <= 24) return wifiReasons[wifiReason]; - if (wifiReason >= 200 && wifiReason <= 201) return wifiReasons[wifiReason-200+24]; - return wifiReasons[1]; + if (wifiReason <= 24) return wifiReasons[wifiReason]; + if (wifiReason >= 200 && wifiReason <= 201) return wifiReasons[wifiReason-200+24]; + return wifiReasons[1]; } // handler for wifi status change callback coming in from espressif library static void ICACHE_FLASH_ATTR wifiHandleEventCb(System_Event_t *evt) { - switch (evt->event) { - case EVENT_STAMODE_CONNECTED: - wifiState = wifiIsConnected; - wifiReason = 0; - os_printf("Wifi connected to ssid %s, ch %d\n", evt->event_info.connected.ssid, - evt->event_info.connected.channel); - statusWifiUpdate(wifiState); - break; - case EVENT_STAMODE_DISCONNECTED: - wifiState = wifiIsDisconnected; - wifiReason = evt->event_info.disconnected.reason; - os_printf("Wifi disconnected from ssid %s, reason %s (%d)\n", - evt->event_info.disconnected.ssid, wifiGetReason(), evt->event_info.disconnected.reason); - statusWifiUpdate(wifiState); - break; - case EVENT_STAMODE_AUTHMODE_CHANGE: - os_printf("Wifi auth mode: %d -> %d\n", - evt->event_info.auth_change.old_mode, evt->event_info.auth_change.new_mode); - break; - case EVENT_STAMODE_GOT_IP: - wifiState = wifiGotIP; - wifiReason = 0; - os_printf("Wifi got ip:" IPSTR ",mask:" IPSTR ",gw:" IPSTR "\n", - IP2STR(&evt->event_info.got_ip.ip), IP2STR(&evt->event_info.got_ip.mask), - IP2STR(&evt->event_info.got_ip.gw)); - statusWifiUpdate(wifiState); - break; - case EVENT_SOFTAPMODE_STACONNECTED: - os_printf("Wifi AP: station " MACSTR " joined, AID = %d\n", - MAC2STR(evt->event_info.sta_connected.mac), evt->event_info.sta_connected.aid); - break; - case EVENT_SOFTAPMODE_STADISCONNECTED: - os_printf("Wifi AP: station " MACSTR " left, AID = %d\n", - MAC2STR(evt->event_info.sta_disconnected.mac), evt->event_info.sta_disconnected.aid); - break; - default: - break; - } + switch (evt->event) { + case EVENT_STAMODE_CONNECTED: + wifiState = wifiIsConnected; + wifiReason = 0; + os_printf("Wifi connected to ssid %s, ch %d\n", evt->event_info.connected.ssid, + evt->event_info.connected.channel); + statusWifiUpdate(wifiState); + break; + case EVENT_STAMODE_DISCONNECTED: + wifiState = wifiIsDisconnected; + wifiReason = evt->event_info.disconnected.reason; + os_printf("Wifi disconnected from ssid %s, reason %s (%d)\n", + evt->event_info.disconnected.ssid, wifiGetReason(), evt->event_info.disconnected.reason); + statusWifiUpdate(wifiState); + break; + case EVENT_STAMODE_AUTHMODE_CHANGE: + os_printf("Wifi auth mode: %d -> %d\n", + evt->event_info.auth_change.old_mode, evt->event_info.auth_change.new_mode); + break; + case EVENT_STAMODE_GOT_IP: + wifiState = wifiGotIP; + wifiReason = 0; + os_printf("Wifi got ip:" IPSTR ",mask:" IPSTR ",gw:" IPSTR "\n", + IP2STR(&evt->event_info.got_ip.ip), IP2STR(&evt->event_info.got_ip.mask), + IP2STR(&evt->event_info.got_ip.gw)); + statusWifiUpdate(wifiState); + break; + case EVENT_SOFTAPMODE_STACONNECTED: + os_printf("Wifi AP: station " MACSTR " joined, AID = %d\n", + MAC2STR(evt->event_info.sta_connected.mac), evt->event_info.sta_connected.aid); + break; + case EVENT_SOFTAPMODE_STADISCONNECTED: + os_printf("Wifi AP: station " MACSTR " left, AID = %d\n", + MAC2STR(evt->event_info.sta_disconnected.mac), evt->event_info.sta_disconnected.aid); + break; + default: + break; + } for (int i = 0; i < 4; i++) { if (wifi_state_change_cb[i] != NULL) (wifi_state_change_cb[i])(wifiState); @@ -110,16 +110,16 @@ wifiAddStateChangeCb(WifiStateChangeCb cb) { //WiFi access point data typedef struct { - char ssid[32]; - sint8 rssi; - char enc; + char ssid[32]; + sint8 rssi; + char enc; } ApData; //Scan result typedef struct { - char scanInProgress; //if 1, don't access the underlying stuff from the webpage. - ApData **apData; - int noAps; + char scanInProgress; //if 1, don't access the underlying stuff from the webpage. + ApData **apData; + int noAps; } ScanResultData; //Static scan status storage. @@ -128,109 +128,109 @@ static ScanResultData cgiWifiAps; //Callback the code calls when a wlan ap scan is done. Basically stores the result in //the cgiWifiAps struct. void ICACHE_FLASH_ATTR wifiScanDoneCb(void *arg, STATUS status) { - int n; - struct bss_info *bss_link = (struct bss_info *)arg; - - if (status!=OK) { - os_printf("wifiScanDoneCb status=%d\n", status); - cgiWifiAps.scanInProgress=0; - return; - } - - //Clear prev ap data if needed. - if (cgiWifiAps.apData!=NULL) { - for (n=0; nnext.stqe_next; - n++; - } - //Allocate memory for access point data - cgiWifiAps.apData=(ApData **)os_malloc(sizeof(ApData *)*n); - cgiWifiAps.noAps=n; - os_printf("Scan done: found %d APs\n", n); - - //Copy access point data to the static struct - n=0; - bss_link = (struct bss_info *)arg; - while (bss_link != NULL) { - if (n>=cgiWifiAps.noAps) { - //This means the bss_link changed under our nose. Shouldn't happen! - //Break because otherwise we will write in unallocated memory. - os_printf("Huh? I have more than the allocated %d aps!\n", cgiWifiAps.noAps); - break; - } - //Save the ap data. - cgiWifiAps.apData[n]=(ApData *)os_malloc(sizeof(ApData)); - cgiWifiAps.apData[n]->rssi=bss_link->rssi; - cgiWifiAps.apData[n]->enc=bss_link->authmode; - strncpy(cgiWifiAps.apData[n]->ssid, (char*)bss_link->ssid, 32); - os_printf("bss%d: %s (%d)\n", n+1, (char*)bss_link->ssid, bss_link->rssi); - - bss_link = bss_link->next.stqe_next; - n++; - } - //We're done. - cgiWifiAps.scanInProgress=0; + int n; + struct bss_info *bss_link = (struct bss_info *)arg; + + if (status!=OK) { + os_printf("wifiScanDoneCb status=%d\n", status); + cgiWifiAps.scanInProgress=0; + return; + } + + //Clear prev ap data if needed. + if (cgiWifiAps.apData!=NULL) { + for (n=0; nnext.stqe_next; + n++; + } + //Allocate memory for access point data + cgiWifiAps.apData=(ApData **)os_malloc(sizeof(ApData *)*n); + cgiWifiAps.noAps=n; + os_printf("Scan done: found %d APs\n", n); + + //Copy access point data to the static struct + n=0; + bss_link = (struct bss_info *)arg; + while (bss_link != NULL) { + if (n>=cgiWifiAps.noAps) { + //This means the bss_link changed under our nose. Shouldn't happen! + //Break because otherwise we will write in unallocated memory. + os_printf("Huh? I have more than the allocated %d aps!\n", cgiWifiAps.noAps); + break; + } + //Save the ap data. + cgiWifiAps.apData[n]=(ApData *)os_malloc(sizeof(ApData)); + cgiWifiAps.apData[n]->rssi=bss_link->rssi; + cgiWifiAps.apData[n]->enc=bss_link->authmode; + strncpy(cgiWifiAps.apData[n]->ssid, (char*)bss_link->ssid, 32); + os_printf("bss%d: %s (%d)\n", n+1, (char*)bss_link->ssid, bss_link->rssi); + + bss_link = bss_link->next.stqe_next; + n++; + } + //We're done. + cgiWifiAps.scanInProgress=0; } static ETSTimer scanTimer; static void ICACHE_FLASH_ATTR scanStartCb(void *arg) { - os_printf("Starting a scan\n"); - wifi_station_scan(NULL, wifiScanDoneCb); + os_printf("Starting a scan\n"); + wifi_station_scan(NULL, wifiScanDoneCb); } static int ICACHE_FLASH_ATTR cgiWiFiStartScan(HttpdConnData *connData) { - if (connData->conn==NULL) return HTTPD_CGI_DONE; // Connection aborted. Clean up. - jsonHeader(connData, 200); - if (!cgiWifiAps.scanInProgress) { - cgiWifiAps.scanInProgress = 1; - os_timer_disarm(&scanTimer); - os_timer_setfn(&scanTimer, scanStartCb, NULL); - os_timer_arm(&scanTimer, 1000, 0); - } - return HTTPD_CGI_DONE; + if (connData->conn==NULL) return HTTPD_CGI_DONE; // Connection aborted. Clean up. + jsonHeader(connData, 200); + if (!cgiWifiAps.scanInProgress) { + cgiWifiAps.scanInProgress = 1; + os_timer_disarm(&scanTimer); + os_timer_setfn(&scanTimer, scanStartCb, NULL); + os_timer_arm(&scanTimer, 1000, 0); + } + return HTTPD_CGI_DONE; } static int ICACHE_FLASH_ATTR cgiWiFiGetScan(HttpdConnData *connData) { - if (connData->conn==NULL) return HTTPD_CGI_DONE; // Connection aborted. Clean up. - char buff[2048]; - int len; - - jsonHeader(connData, 200); - - if (cgiWifiAps.scanInProgress==1) { - //We're still scanning. Tell Javascript code that. - len = os_sprintf(buff, "{\n \"result\": { \n\"inProgress\": \"1\"\n }\n}\n"); - httpdSend(connData, buff, len); - return HTTPD_CGI_DONE; - } - - len = os_sprintf(buff, "{\"result\": {\"inProgress\": \"0\", \"APs\": [\n"); - for (int pos=0; posssid, cgiWifiAps.apData[pos]->rssi, - cgiWifiAps.apData[pos]->enc, (pos==cgiWifiAps.noAps-1)?"":","); - } - len += os_sprintf(buff+len, "]}}\n"); - //os_printf("Sending %d bytes: %s\n", len, buff); - httpdSend(connData, buff, len); - return HTTPD_CGI_DONE; + if (connData->conn==NULL) return HTTPD_CGI_DONE; // Connection aborted. Clean up. + char buff[2048]; + int len; + + jsonHeader(connData, 200); + + if (cgiWifiAps.scanInProgress==1) { + //We're still scanning. Tell Javascript code that. + len = os_sprintf(buff, "{\n \"result\": { \n\"inProgress\": \"1\"\n }\n}\n"); + httpdSend(connData, buff, len); + return HTTPD_CGI_DONE; + } + + len = os_sprintf(buff, "{\"result\": {\"inProgress\": \"0\", \"APs\": [\n"); + for (int pos=0; posssid, cgiWifiAps.apData[pos]->rssi, + cgiWifiAps.apData[pos]->enc, (pos==cgiWifiAps.noAps-1)?"":","); + } + len += os_sprintf(buff+len, "]}}\n"); + //os_printf("Sending %d bytes: %s\n", len, buff); + httpdSend(connData, buff, len); + return HTTPD_CGI_DONE; } int ICACHE_FLASH_ATTR cgiWiFiScan(HttpdConnData *connData) { - if (connData->requestType == HTTPD_METHOD_GET) { - return cgiWiFiGetScan(connData); - } else if (connData->requestType == HTTPD_METHOD_POST) { - return cgiWiFiStartScan(connData); - } else { - jsonHeader(connData, 404); - return HTTPD_CGI_DONE; - } + if (connData->requestType == HTTPD_METHOD_GET) { + return cgiWiFiGetScan(connData); + } else if (connData->requestType == HTTPD_METHOD_POST) { + return cgiWiFiStartScan(connData); + } else { + jsonHeader(connData, 404); + return HTTPD_CGI_DONE; + } } // ===== timers to change state and rescue from failed associations @@ -243,31 +243,31 @@ static ETSTimer resetTimer; // the connect succeeds, this gets the module in STA-only mode. If it fails, it ensures // that the module is in STA+AP mode so the user has a chance to recover. static void ICACHE_FLASH_ATTR resetTimerCb(void *arg) { - int x = wifi_station_get_connect_status(); - int m = wifi_get_opmode() & 0x3; - os_printf("Wifi check: mode=%s status=%d\n", wifiMode[m], x); + int x = wifi_station_get_connect_status(); + int m = wifi_get_opmode() & 0x3; + os_printf("Wifi check: mode=%s status=%d\n", wifiMode[m], x); - if (x == STATION_GOT_IP) { - if (m != 1) { + if (x == STATION_GOT_IP) { + if (m != 1) { #ifdef CHANGE_TO_STA - // We're happily connected, go to STA mode - os_printf("Wifi got IP. Going into STA mode..\n"); - wifi_set_opmode(1); - wifi_set_sleep_type(SLEEP_MODE); - os_timer_arm(&resetTimer, RESET_TIMEOUT, 0); + // We're happily connected, go to STA mode + os_printf("Wifi got IP. Going into STA mode..\n"); + wifi_set_opmode(1); + wifi_set_sleep_type(SLEEP_MODE); + os_timer_arm(&resetTimer, RESET_TIMEOUT, 0); #endif - } - log_uart(false); - // no more resetTimer at this point, gotta use physical reset to recover if in trouble - } else { - if (m != 3) { - os_printf("Wifi connect failed. Going into STA+AP mode..\n"); - wifi_set_opmode(3); - } - log_uart(true); - os_printf("Enabling/continuing uart log\n"); - os_timer_arm(&resetTimer, RESET_TIMEOUT, 0); - } + } + log_uart(false); + // no more resetTimer at this point, gotta use physical reset to recover if in trouble + } else { + if (m != 3) { + os_printf("Wifi connect failed. Going into STA+AP mode..\n"); + wifi_set_opmode(3); + } + log_uart(true); + os_printf("Enabling/continuing uart log\n"); + os_timer_arm(&resetTimer, RESET_TIMEOUT, 0); + } } // Temp store for new ap info. @@ -277,206 +277,206 @@ static ETSTimer reassTimer; // Callback actually doing reassociation static void ICACHE_FLASH_ATTR reassTimerCb(void *arg) { - os_printf("Wifi changing association\n"); - wifi_station_disconnect(); - stconf.bssid_set = 0; - wifi_station_set_config(&stconf); - wifi_station_connect(); - // Schedule check - os_timer_disarm(&resetTimer); - os_timer_setfn(&resetTimer, resetTimerCb, NULL); - os_timer_arm(&resetTimer, RESET_TIMEOUT, 0); + os_printf("Wifi changing association\n"); + wifi_station_disconnect(); + stconf.bssid_set = 0; + wifi_station_set_config(&stconf); + wifi_station_connect(); + // Schedule check + os_timer_disarm(&resetTimer); + os_timer_setfn(&resetTimer, resetTimerCb, NULL); + os_timer_arm(&resetTimer, RESET_TIMEOUT, 0); } // This cgi uses the routines above to connect to a specific access point with the // given ESSID using the given password. int ICACHE_FLASH_ATTR cgiWiFiConnect(HttpdConnData *connData) { - char essid[128]; - char passwd[128]; - - if (connData->conn==NULL) return HTTPD_CGI_DONE; - - int el = httpdFindArg(connData->getArgs, "essid", essid, sizeof(essid)); - int pl = httpdFindArg(connData->getArgs, "passwd", passwd, sizeof(passwd)); - - if (el > 0 && pl >= 0) { - //Set to 0 if you want to disable the actual reconnecting bit - os_strncpy((char*)stconf.ssid, essid, 32); - os_strncpy((char*)stconf.password, passwd, 64); - os_printf("Wifi try to connect to AP %s pw %s\n", essid, passwd); - - //Schedule disconnect/connect - os_timer_disarm(&reassTimer); - os_timer_setfn(&reassTimer, reassTimerCb, NULL); - os_timer_arm(&reassTimer, 1000, 0); - jsonHeader(connData, 200); - } else { - jsonHeader(connData, 400); - httpdSend(connData, "Cannot parse ssid or password", -1); - } - return HTTPD_CGI_DONE; + char essid[128]; + char passwd[128]; + + if (connData->conn==NULL) return HTTPD_CGI_DONE; + + int el = httpdFindArg(connData->getArgs, "essid", essid, sizeof(essid)); + int pl = httpdFindArg(connData->getArgs, "passwd", passwd, sizeof(passwd)); + + if (el > 0 && pl >= 0) { + //Set to 0 if you want to disable the actual reconnecting bit + os_strncpy((char*)stconf.ssid, essid, 32); + os_strncpy((char*)stconf.password, passwd, 64); + os_printf("Wifi try to connect to AP %s pw %s\n", essid, passwd); + + //Schedule disconnect/connect + os_timer_disarm(&reassTimer); + os_timer_setfn(&reassTimer, reassTimerCb, NULL); + os_timer_arm(&reassTimer, 1000, 0); + jsonHeader(connData, 200); + } else { + jsonHeader(connData, 400); + httpdSend(connData, "Cannot parse ssid or password", -1); + } + return HTTPD_CGI_DONE; } static bool parse_ip(char *buff, ip_addr_t *ip_ptr) { - char *next = buff; // where to start parsing next integer - int found = 0; // number of integers parsed - uint32_t ip = 0; // the ip addres parsed - for (int i=0; i<32; i++) { // 32 is just a safety limit - char c = buff[i]; - if (c == '.' || c == 0) { - // parse the preceding integer and accumulate into IP address - bool last = c == 0; - buff[i] = 0; - uint32_t v = atoi(next); - ip = ip | ((v&0xff)<<(found*8)); - next = buff+i+1; // next integer starts after the '.' - found++; - if (last) { // if at end of string we better got 4 integers - ip_ptr->addr = ip; - return found == 4; - } - continue; - } - if (c < '0' || c > '9') return false; - } - return false; + char *next = buff; // where to start parsing next integer + int found = 0; // number of integers parsed + uint32_t ip = 0; // the ip addres parsed + for (int i=0; i<32; i++) { // 32 is just a safety limit + char c = buff[i]; + if (c == '.' || c == 0) { + // parse the preceding integer and accumulate into IP address + bool last = c == 0; + buff[i] = 0; + uint32_t v = atoi(next); + ip = ip | ((v&0xff)<<(found*8)); + next = buff+i+1; // next integer starts after the '.' + found++; + if (last) { // if at end of string we better got 4 integers + ip_ptr->addr = ip; + return found == 4; + } + continue; + } + if (c < '0' || c > '9') return false; + } + return false; } #define DEBUGIP #ifdef DEBUGIP static void ICACHE_FLASH_ATTR debugIP() { - struct ip_info info; - if (wifi_get_ip_info(0, &info)) { - os_printf("\"ip\": \"%d.%d.%d.%d\"\n", IP2STR(&info.ip.addr)); - os_printf("\"netmask\": \"%d.%d.%d.%d\"\n", IP2STR(&info.netmask.addr)); - os_printf("\"gateway\": \"%d.%d.%d.%d\"\n", IP2STR(&info.gw.addr)); - os_printf("\"hostname\": \"%s\"\n", wifi_station_get_hostname()); - } else { - os_printf("\"ip\": \"-none-\"\n"); - } + struct ip_info info; + if (wifi_get_ip_info(0, &info)) { + os_printf("\"ip\": \"%d.%d.%d.%d\"\n", IP2STR(&info.ip.addr)); + os_printf("\"netmask\": \"%d.%d.%d.%d\"\n", IP2STR(&info.netmask.addr)); + os_printf("\"gateway\": \"%d.%d.%d.%d\"\n", IP2STR(&info.gw.addr)); + os_printf("\"hostname\": \"%s\"\n", wifi_station_get_hostname()); + } else { + os_printf("\"ip\": \"-none-\"\n"); + } } #endif // configure Wifi, specifically DHCP vs static IP address based on flash config static void ICACHE_FLASH_ATTR configWifiIP() { - if (flashConfig.staticip == 0) { - // let's DHCP! - wifi_station_set_hostname(flashConfig.hostname); - if (wifi_station_dhcpc_status() == DHCP_STARTED) - wifi_station_dhcpc_stop(); - wifi_station_dhcpc_start(); - os_printf("Wifi uses DHCP, hostname=%s\n", flashConfig.hostname); - } else { - // no DHCP, we got static network config! - wifi_station_dhcpc_stop(); - struct ip_info ipi; - ipi.ip.addr = flashConfig.staticip; - ipi.netmask.addr = flashConfig.netmask; - ipi.gw.addr = flashConfig.gateway; - wifi_set_ip_info(0, &ipi); - os_printf("Wifi uses static IP %d.%d.%d.%d\n", IP2STR(&ipi.ip.addr)); - } + if (flashConfig.staticip == 0) { + // let's DHCP! + wifi_station_set_hostname(flashConfig.hostname); + if (wifi_station_dhcpc_status() == DHCP_STARTED) + wifi_station_dhcpc_stop(); + wifi_station_dhcpc_start(); + os_printf("Wifi uses DHCP, hostname=%s\n", flashConfig.hostname); + } else { + // no DHCP, we got static network config! + wifi_station_dhcpc_stop(); + struct ip_info ipi; + ipi.ip.addr = flashConfig.staticip; + ipi.netmask.addr = flashConfig.netmask; + ipi.gw.addr = flashConfig.gateway; + wifi_set_ip_info(0, &ipi); + os_printf("Wifi uses static IP %d.%d.%d.%d\n", IP2STR(&ipi.ip.addr)); + } #ifdef DEBUGIP - debugIP(); + debugIP(); #endif } // Change special settings int ICACHE_FLASH_ATTR cgiWiFiSpecial(HttpdConnData *connData) { - char dhcp[8]; - char hostname[32]; - char staticip[20]; - char netmask[20]; - char gateway[20]; - - if (connData->conn==NULL) return HTTPD_CGI_DONE; - - // get args and their string lengths - int dl = httpdFindArg(connData->getArgs, "dhcp", dhcp, sizeof(dhcp)); - int hl = httpdFindArg(connData->getArgs, "hostname", hostname, sizeof(hostname)); - int sl = httpdFindArg(connData->getArgs, "staticip", staticip, sizeof(staticip)); - int nl = httpdFindArg(connData->getArgs, "netmask", netmask, sizeof(netmask)); - int gl = httpdFindArg(connData->getArgs, "gateway", gateway, sizeof(gateway)); - - if (!(dl > 0 && hl >= 0 && sl >= 0 && nl >= 0 && gl >= 0)) { - jsonHeader(connData, 400); - httpdSend(connData, "Request is missing fields", -1); - return HTTPD_CGI_DONE; - } - - char url[64]; // redirect URL - if (os_strcmp(dhcp, "off") == 0) { - // parse static IP params - struct ip_info ipi; - bool ok = parse_ip(staticip, &ipi.ip); - if (nl > 0) ok = ok && parse_ip(netmask, &ipi.netmask); - else IP4_ADDR(&ipi.netmask, 255, 255, 255, 0); - if (gl > 0) ok = ok && parse_ip(gateway, &ipi.gw); - else ipi.gw.addr = 0; - if (!ok) { - jsonHeader(connData, 400); - httpdSend(connData, "Cannot parse static IP config", -1); - return HTTPD_CGI_DONE; - } - // save the params in flash - flashConfig.staticip = ipi.ip.addr; - flashConfig.netmask = ipi.netmask.addr; - flashConfig.gateway = ipi.gw.addr; - // construct redirect URL - os_sprintf(url, "{\"url\": \"http://%d.%d.%d.%d\"}", IP2STR(&ipi.ip)); - - } else { - // no static IP, set hostname - if (hl == 0) os_strcpy(hostname, "esp-link"); - flashConfig.staticip = 0; - os_strcpy(flashConfig.hostname, hostname); - os_sprintf(url, "{\"url\": \"http://%s\"}", hostname); - } - - configSave(); // ignore error... - // schedule change-over - os_timer_disarm(&reassTimer); - os_timer_setfn(&reassTimer, configWifiIP, NULL); - os_timer_arm(&reassTimer, 1000, 0); - // return redirect info - jsonHeader(connData, 200); - httpdSend(connData, url, -1); - return HTTPD_CGI_DONE; + char dhcp[8]; + char hostname[32]; + char staticip[20]; + char netmask[20]; + char gateway[20]; + + if (connData->conn==NULL) return HTTPD_CGI_DONE; + + // get args and their string lengths + int dl = httpdFindArg(connData->getArgs, "dhcp", dhcp, sizeof(dhcp)); + int hl = httpdFindArg(connData->getArgs, "hostname", hostname, sizeof(hostname)); + int sl = httpdFindArg(connData->getArgs, "staticip", staticip, sizeof(staticip)); + int nl = httpdFindArg(connData->getArgs, "netmask", netmask, sizeof(netmask)); + int gl = httpdFindArg(connData->getArgs, "gateway", gateway, sizeof(gateway)); + + if (!(dl > 0 && hl >= 0 && sl >= 0 && nl >= 0 && gl >= 0)) { + jsonHeader(connData, 400); + httpdSend(connData, "Request is missing fields", -1); + return HTTPD_CGI_DONE; + } + + char url[64]; // redirect URL + if (os_strcmp(dhcp, "off") == 0) { + // parse static IP params + struct ip_info ipi; + bool ok = parse_ip(staticip, &ipi.ip); + if (nl > 0) ok = ok && parse_ip(netmask, &ipi.netmask); + else IP4_ADDR(&ipi.netmask, 255, 255, 255, 0); + if (gl > 0) ok = ok && parse_ip(gateway, &ipi.gw); + else ipi.gw.addr = 0; + if (!ok) { + jsonHeader(connData, 400); + httpdSend(connData, "Cannot parse static IP config", -1); + return HTTPD_CGI_DONE; + } + // save the params in flash + flashConfig.staticip = ipi.ip.addr; + flashConfig.netmask = ipi.netmask.addr; + flashConfig.gateway = ipi.gw.addr; + // construct redirect URL + os_sprintf(url, "{\"url\": \"http://%d.%d.%d.%d\"}", IP2STR(&ipi.ip)); + + } else { + // no static IP, set hostname + if (hl == 0) os_strcpy(hostname, "esp-link"); + flashConfig.staticip = 0; + os_strcpy(flashConfig.hostname, hostname); + os_sprintf(url, "{\"url\": \"http://%s\"}", hostname); + } + + configSave(); // ignore error... + // schedule change-over + os_timer_disarm(&reassTimer); + os_timer_setfn(&reassTimer, configWifiIP, NULL); + os_timer_arm(&reassTimer, 1000, 0); + // return redirect info + jsonHeader(connData, 200); + httpdSend(connData, url, -1); + return HTTPD_CGI_DONE; } //This cgi changes the operating mode: STA / AP / STA+AP int ICACHE_FLASH_ATTR cgiWiFiSetMode(HttpdConnData *connData) { - int len; - char buff[1024]; - - if (connData->conn==NULL) return HTTPD_CGI_DONE; // Connection aborted. Clean up. - - len=httpdFindArg(connData->getArgs, "mode", buff, sizeof(buff)); - if (len!=0) { - int m = atoi(buff); - os_printf("Wifi switching to mode %d\n", m); - wifi_set_opmode(m&3); - if (m == 1) { - wifi_set_sleep_type(SLEEP_MODE); - // STA-only mode, reset into STA+AP after a timeout - os_timer_disarm(&resetTimer); - os_timer_setfn(&resetTimer, resetTimerCb, NULL); - os_timer_arm(&resetTimer, RESET_TIMEOUT, 0); - } - jsonHeader(connData, 200); - } else { - jsonHeader(connData, 400); - } - return HTTPD_CGI_DONE; + int len; + char buff[1024]; + + if (connData->conn==NULL) return HTTPD_CGI_DONE; // Connection aborted. Clean up. + + len=httpdFindArg(connData->getArgs, "mode", buff, sizeof(buff)); + if (len!=0) { + int m = atoi(buff); + os_printf("Wifi switching to mode %d\n", m); + wifi_set_opmode(m&3); + if (m == 1) { + wifi_set_sleep_type(SLEEP_MODE); + // STA-only mode, reset into STA+AP after a timeout + os_timer_disarm(&resetTimer); + os_timer_setfn(&resetTimer, resetTimerCb, NULL); + os_timer_arm(&resetTimer, RESET_TIMEOUT, 0); + } + jsonHeader(connData, 200); + } else { + jsonHeader(connData, 400); + } + return HTTPD_CGI_DONE; } static char *connStatuses[] = { "idle", "connecting", "wrong password", "AP not found", "failed", "got IP address" }; static char *wifiWarn[] = { 0, - "Switch to STA+AP mode", - "Can't scan in this mode! Switch to STA+AP mode", - "Switch to STA mode", + "Switch to STA+AP mode", + "Can't scan in this mode! Switch to STA+AP mode", + "Switch to STA mode", }; #ifdef CHANGE_TO_STA @@ -487,109 +487,109 @@ static char *wifiWarn[] = { 0, // print various Wifi information into json buffer int ICACHE_FLASH_ATTR printWifiInfo(char *buff) { - int len; - - struct station_config stconf; - wifi_station_get_config(&stconf); - - uint8_t op = wifi_get_opmode() & 0x3; - char *mode = wifiMode[op]; - char *status = "unknown"; - int st = wifi_station_get_connect_status(); - if (st >= 0 && st < sizeof(connStatuses)) status = connStatuses[st]; - int p = wifi_get_phy_mode(); - char *phy = wifiPhy[p&3]; - char *warn = wifiWarn[op]; - sint8 rssi = wifi_station_get_rssi(); - if (rssi > 0) rssi = 0; - uint8 mac_addr[6]; - wifi_get_macaddr(0, mac_addr); - uint8_t chan = wifi_get_channel(); - - len = os_sprintf(buff, - "\"mode\": \"%s\", \"modechange\": \"%s\", \"ssid\": \"%s\", \"status\": \"%s\", \"phy\": \"%s\", " - "\"rssi\": \"%ddB\", \"warn\": \"%s\", \"mac\":\"%02x:%02x:%02x:%02x:%02x:%02x\", \"chan\":%d", - mode, MODECHANGE, (char*)stconf.ssid, status, phy, rssi, warn, - mac_addr[0], mac_addr[1], mac_addr[2], mac_addr[3], mac_addr[4], mac_addr[5], chan); - - struct ip_info info; - if (wifi_get_ip_info(0, &info)) { - len += os_sprintf(buff+len, ", \"ip\": \"%d.%d.%d.%d\"", IP2STR(&info.ip.addr)); - len += os_sprintf(buff+len, ", \"netmask\": \"%d.%d.%d.%d\"", IP2STR(&info.netmask.addr)); - len += os_sprintf(buff+len, ", \"gateway\": \"%d.%d.%d.%d\"", IP2STR(&info.gw.addr)); - len += os_sprintf(buff+len, ", \"hostname\": \"%s\"", flashConfig.hostname); - } else { - len += os_sprintf(buff+len, ", \"ip\": \"-none-\""); - } - len += os_sprintf(buff+len, ", \"staticip\": \"%d.%d.%d.%d\"", IP2STR(&flashConfig.staticip)); - len += os_sprintf(buff+len, ", \"dhcp\": \"%s\"", flashConfig.staticip > 0 ? "off" : "on"); - - return len; + int len; + + struct station_config stconf; + wifi_station_get_config(&stconf); + + uint8_t op = wifi_get_opmode() & 0x3; + char *mode = wifiMode[op]; + char *status = "unknown"; + int st = wifi_station_get_connect_status(); + if (st >= 0 && st < sizeof(connStatuses)) status = connStatuses[st]; + int p = wifi_get_phy_mode(); + char *phy = wifiPhy[p&3]; + char *warn = wifiWarn[op]; + sint8 rssi = wifi_station_get_rssi(); + if (rssi > 0) rssi = 0; + uint8 mac_addr[6]; + wifi_get_macaddr(0, mac_addr); + uint8_t chan = wifi_get_channel(); + + len = os_sprintf(buff, + "\"mode\": \"%s\", \"modechange\": \"%s\", \"ssid\": \"%s\", \"status\": \"%s\", \"phy\": \"%s\", " + "\"rssi\": \"%ddB\", \"warn\": \"%s\", \"mac\":\"%02x:%02x:%02x:%02x:%02x:%02x\", \"chan\":%d", + mode, MODECHANGE, (char*)stconf.ssid, status, phy, rssi, warn, + mac_addr[0], mac_addr[1], mac_addr[2], mac_addr[3], mac_addr[4], mac_addr[5], chan); + + struct ip_info info; + if (wifi_get_ip_info(0, &info)) { + len += os_sprintf(buff+len, ", \"ip\": \"%d.%d.%d.%d\"", IP2STR(&info.ip.addr)); + len += os_sprintf(buff+len, ", \"netmask\": \"%d.%d.%d.%d\"", IP2STR(&info.netmask.addr)); + len += os_sprintf(buff+len, ", \"gateway\": \"%d.%d.%d.%d\"", IP2STR(&info.gw.addr)); + len += os_sprintf(buff+len, ", \"hostname\": \"%s\"", flashConfig.hostname); + } else { + len += os_sprintf(buff+len, ", \"ip\": \"-none-\""); + } + len += os_sprintf(buff+len, ", \"staticip\": \"%d.%d.%d.%d\"", IP2STR(&flashConfig.staticip)); + len += os_sprintf(buff+len, ", \"dhcp\": \"%s\"", flashConfig.staticip > 0 ? "off" : "on"); + + return len; } int ICACHE_FLASH_ATTR cgiWiFiConnStatus(HttpdConnData *connData) { - char buff[1024]; - int len; + char buff[1024]; + int len; - if (connData->conn==NULL) return HTTPD_CGI_DONE; // Connection aborted. Clean up. - jsonHeader(connData, 200); + if (connData->conn==NULL) return HTTPD_CGI_DONE; // Connection aborted. Clean up. + jsonHeader(connData, 200); - len = os_sprintf(buff, "{"); - len += printWifiInfo(buff+len); - len += os_sprintf(buff+len, ", "); + len = os_sprintf(buff, "{"); + len += printWifiInfo(buff+len); + len += os_sprintf(buff+len, ", "); - if (wifiReason != 0) { - len += os_sprintf(buff+len, "\"reason\": \"%s\", ", wifiGetReason()); - } + if (wifiReason != 0) { + len += os_sprintf(buff+len, "\"reason\": \"%s\", ", wifiGetReason()); + } #if 0 - // commented out 'cause often the client that requested the change can't get a request in to - // find out that it succeeded. Better to just wait the std 15 seconds... - int st=wifi_station_get_connect_status(); - if (st == STATION_GOT_IP) { - if (wifi_get_opmode() != 1) { - // Reset into AP-only mode sooner. - os_timer_disarm(&resetTimer); - os_timer_setfn(&resetTimer, resetTimerCb, NULL); - os_timer_arm(&resetTimer, 1000, 0); - } - } + // commented out 'cause often the client that requested the change can't get a request in to + // find out that it succeeded. Better to just wait the std 15 seconds... + int st=wifi_station_get_connect_status(); + if (st == STATION_GOT_IP) { + if (wifi_get_opmode() != 1) { + // Reset into AP-only mode sooner. + os_timer_disarm(&resetTimer); + os_timer_setfn(&resetTimer, resetTimerCb, NULL); + os_timer_arm(&resetTimer, 1000, 0); + } + } #endif - len += os_sprintf(buff+len, "\"x\":0}\n"); + len += os_sprintf(buff+len, "\"x\":0}\n"); - os_printf(" -> %s\n", buff); - httpdSend(connData, buff, len); - return HTTPD_CGI_DONE; + os_printf(" -> %s\n", buff); + httpdSend(connData, buff, len); + return HTTPD_CGI_DONE; } // Cgi to return various Wifi information int ICACHE_FLASH_ATTR cgiWifiInfo(HttpdConnData *connData) { - char buff[1024]; + char buff[1024]; - if (connData->conn==NULL) return HTTPD_CGI_DONE; // Connection aborted. Clean up. + if (connData->conn==NULL) return HTTPD_CGI_DONE; // Connection aborted. Clean up. - os_strcpy(buff, "{"); - printWifiInfo(buff+1); - os_strcat(buff, "}"); + os_strcpy(buff, "{"); + printWifiInfo(buff+1); + os_strcat(buff, "}"); - jsonHeader(connData, 200); - httpdSend(connData, buff, -1); - return HTTPD_CGI_DONE; + jsonHeader(connData, 200); + httpdSend(connData, buff, -1); + return HTTPD_CGI_DONE; } // Init the wireless, which consists of setting a timer if we expect to connect to an AP // so we can revert to STA+AP mode if we can't connect. void ICACHE_FLASH_ATTR wifiInit() { - wifi_set_phy_mode(2); - int x = wifi_get_opmode() & 0x3; - os_printf("Wifi init, mode=%s\n", wifiMode[x]); - configWifiIP(); - - wifi_set_event_handler_cb(wifiHandleEventCb); - // check on the wifi in a few seconds to see whether we need to switch mode - os_timer_disarm(&resetTimer); - os_timer_setfn(&resetTimer, resetTimerCb, NULL); - os_timer_arm(&resetTimer, RESET_TIMEOUT, 0); + wifi_set_phy_mode(2); + int x = wifi_get_opmode() & 0x3; + os_printf("Wifi init, mode=%s\n", wifiMode[x]); + configWifiIP(); + + wifi_set_event_handler_cb(wifiHandleEventCb); + // check on the wifi in a few seconds to see whether we need to switch mode + os_timer_disarm(&resetTimer); + os_timer_setfn(&resetTimer, resetTimerCb, NULL); + os_timer_arm(&resetTimer, RESET_TIMEOUT, 0); }