/* * This file is part of the MicroPython project, http://micropython.org/ * * Development of the code in this file was sponsored by Microbric Pty Ltd * and Mnemote Pty Ltd * * The MIT License (MIT) * * Copyright (c) 2016, 2017 Nick Moore @mnemote * Copyright (c) 2017 "Eric Poulsen" * * Based on esp8266/modnetwork.c which is Copyright (c) 2015 Paul Sokolovsky * And the ESP IDF example code which is Public Domain / CC0 * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include #include #include #include "py/nlr.h" #include "py/objlist.h" #include "py/runtime.h" #include "py/mphal.h" #include "py/mperrno.h" #include "lib/netutils/netutils.h" #include "esp_eth.h" #include "esp_wifi.h" #include "esp_log.h" #include "lwip/dns.h" #include "mdns.h" #if !MICROPY_ESP_IDF_4 #include "esp_wifi_types.h" #include "esp_event_loop.h" #endif #include "modnetwork.h" #if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(4, 1, 0) #define DNS_MAIN TCPIP_ADAPTER_DNS_MAIN #else #define DNS_MAIN ESP_NETIF_DNS_MAIN #endif #define MODNETWORK_INCLUDE_CONSTANTS (1) NORETURN void _esp_exceptions(esp_err_t e) { switch (e) { case ESP_ERR_WIFI_NOT_INIT: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Not Initialized")); case ESP_ERR_WIFI_NOT_STARTED: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Not Started")); case ESP_ERR_WIFI_NOT_STOPPED: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Not Stopped")); case ESP_ERR_WIFI_IF: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Invalid Interface")); case ESP_ERR_WIFI_MODE: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Invalid Mode")); case ESP_ERR_WIFI_STATE: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Internal State Error")); case ESP_ERR_WIFI_CONN: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Internal Error")); case ESP_ERR_WIFI_NVS: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Internal NVS Error")); case ESP_ERR_WIFI_MAC: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Invalid MAC Address")); case ESP_ERR_WIFI_SSID: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi SSID Invalid")); case ESP_ERR_WIFI_PASSWORD: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Invalid Password")); case ESP_ERR_WIFI_TIMEOUT: mp_raise_OSError(MP_ETIMEDOUT); case ESP_ERR_WIFI_WAKE_FAIL: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Wakeup Failure")); case ESP_ERR_WIFI_WOULD_BLOCK: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Would Block")); case ESP_ERR_WIFI_NOT_CONNECT: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Wifi Not Connected")); case ESP_ERR_TCPIP_ADAPTER_INVALID_PARAMS: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("TCP/IP Invalid Parameters")); case ESP_ERR_TCPIP_ADAPTER_IF_NOT_READY: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("TCP/IP IF Not Ready")); case ESP_ERR_TCPIP_ADAPTER_DHCPC_START_FAILED: mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("TCP/IP DHCP Client Start Failed")); case ESP_ERR_TCPIP_ADAPTER_NO_MEM: mp_raise_OSError(MP_ENOMEM); default: mp_raise_msg_varg(&mp_type_RuntimeError, MP_ERROR_TEXT("Wifi Unknown Error 0x%04x"), e); } } static inline void esp_exceptions(esp_err_t e) { if (e != ESP_OK) { _esp_exceptions(e); } } #define ESP_EXCEPTIONS(x) do { esp_exceptions(x); } while (0); typedef struct _wlan_if_obj_t { mp_obj_base_t base; int if_id; } wlan_if_obj_t; const mp_obj_type_t wlan_if_type; STATIC const wlan_if_obj_t wlan_sta_obj = {{&wlan_if_type}, WIFI_IF_STA}; STATIC const wlan_if_obj_t wlan_ap_obj = {{&wlan_if_type}, WIFI_IF_AP}; // Set to "true" if esp_wifi_start() was called static bool wifi_started = false; // Set to "true" if the STA interface is requested to be connected by the // user, used for automatic reassociation. static bool wifi_sta_connect_requested = false; // Set to "true" if the STA interface is connected to wifi and has IP address. static bool wifi_sta_connected = false; // Store the current status. 0 means None here, safe to do so as first enum value is WIFI_REASON_UNSPECIFIED=1. static uint8_t wifi_sta_disconn_reason = 0; #if MICROPY_HW_ENABLE_MDNS_QUERIES || MICROPY_HW_ENABLE_MDNS_RESPONDER // Whether mDNS has been initialised or not static bool mdns_initialised = false; #endif static uint8_t conf_wifi_sta_reconnects = 0; static uint8_t wifi_sta_reconnects; // This function is called by the system-event task and so runs in a different // thread to the main MicroPython task. It must not raise any Python exceptions. static esp_err_t event_handler(void *ctx, system_event_t *event) { switch (event->event_id) { case SYSTEM_EVENT_STA_START: ESP_LOGI("wifi", "STA_START"); wifi_sta_reconnects = 0; break; case SYSTEM_EVENT_STA_CONNECTED: ESP_LOGI("network", "CONNECTED"); break; case SYSTEM_EVENT_STA_GOT_IP: ESP_LOGI("network", "GOT_IP"); wifi_sta_connected = true; wifi_sta_disconn_reason = 0; // Success so clear error. (in case of new error will be replaced anyway) #if MICROPY_HW_ENABLE_MDNS_QUERIES || MICROPY_HW_ENABLE_MDNS_RESPONDER if (!mdns_initialised) { mdns_init(); #if MICROPY_HW_ENABLE_MDNS_RESPONDER const char *hostname = NULL; if (tcpip_adapter_get_hostname(WIFI_IF_STA, &hostname) != ESP_OK || hostname == NULL) { hostname = "esp32"; } mdns_hostname_set(hostname); mdns_instance_name_set(hostname); #endif mdns_initialised = true; } #endif break; case SYSTEM_EVENT_STA_DISCONNECTED: { // This is a workaround as ESP32 WiFi libs don't currently // auto-reassociate. system_event_sta_disconnected_t *disconn = &event->event_info.disconnected; char *message = ""; wifi_sta_disconn_reason = disconn->reason; switch (disconn->reason) { case WIFI_REASON_BEACON_TIMEOUT: // AP has dropped out; try to reconnect. message = "\nbeacon timeout"; break; case WIFI_REASON_NO_AP_FOUND: // AP may not exist, or it may have momentarily dropped out; try to reconnect. message = "\nno AP found"; break; case WIFI_REASON_AUTH_FAIL: // Password may be wrong, or it just failed to connect; try to reconnect. message = "\nauthentication failed"; break; default: // Let other errors through and try to reconnect. break; } ESP_LOGI("wifi", "STA_DISCONNECTED, reason:%d%s", disconn->reason, message); wifi_sta_connected = false; if (wifi_sta_connect_requested) { wifi_mode_t mode; if (esp_wifi_get_mode(&mode) != ESP_OK) { break; } if (!(mode & WIFI_MODE_STA)) { break; } if (conf_wifi_sta_reconnects) { ESP_LOGI("wifi", "reconnect counter=%d, max=%d", wifi_sta_reconnects, conf_wifi_sta_reconnects); if (++wifi_sta_reconnects >= conf_wifi_sta_reconnects) { break; } } esp_err_t e = esp_wifi_connect(); if (e != ESP_OK) { ESP_LOGI("wifi", "error attempting to reconnect: 0x%04x", e); } } break; } case SYSTEM_EVENT_GOT_IP6: ESP_LOGI("network", "Got IPv6"); break; case SYSTEM_EVENT_ETH_START: ESP_LOGI("ethernet", "start"); break; case SYSTEM_EVENT_ETH_STOP: ESP_LOGI("ethernet", "stop"); break; case SYSTEM_EVENT_ETH_CONNECTED: ESP_LOGI("ethernet", "LAN cable connected"); break; case SYSTEM_EVENT_ETH_DISCONNECTED: ESP_LOGI("ethernet", "LAN cable disconnected"); break; case SYSTEM_EVENT_ETH_GOT_IP: ESP_LOGI("ethernet", "Got IP"); break; default: ESP_LOGI("network", "event %d", event->event_id); break; } return ESP_OK; } /*void error_check(bool status, const char *msg) { if (!status) { mp_raise_msg(&mp_type_OSError, msg); } } */ STATIC void require_if(mp_obj_t wlan_if, int if_no) { wlan_if_obj_t *self = MP_OBJ_TO_PTR(wlan_if); if (self->if_id != if_no) { mp_raise_msg(&mp_type_OSError, if_no == WIFI_IF_STA ? MP_ERROR_TEXT("STA required") : MP_ERROR_TEXT("AP required")); } } STATIC mp_obj_t get_wlan(size_t n_args, const mp_obj_t *args) { static int initialized = 0; if (!initialized) { wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT(); ESP_LOGD("modnetwork", "Initializing WiFi"); ESP_EXCEPTIONS(esp_wifi_init(&cfg)); ESP_EXCEPTIONS(esp_wifi_set_storage(WIFI_STORAGE_RAM)); ESP_LOGD("modnetwork", "Initialized"); initialized = 1; } int idx = (n_args > 0) ? mp_obj_get_int(args[0]) : WIFI_IF_STA; if (idx == WIFI_IF_STA) { return MP_OBJ_FROM_PTR(&wlan_sta_obj); } else if (idx == WIFI_IF_AP) { return MP_OBJ_FROM_PTR(&wlan_ap_obj); } else { mp_raise_ValueError(MP_ERROR_TEXT("invalid WLAN interface identifier")); } } STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(get_wlan_obj, 0, 1, get_wlan); STATIC mp_obj_t esp_initialize() { static int initialized = 0; if (!initialized) { ESP_LOGD("modnetwork", "Initializing TCP/IP"); tcpip_adapter_init(); ESP_LOGD("modnetwork", "Initializing Event Loop"); ESP_EXCEPTIONS(esp_event_loop_init(event_handler, NULL)); ESP_LOGD("modnetwork", "esp_event_loop_init done"); initialized = 1; } return mp_const_none; } STATIC MP_DEFINE_CONST_FUN_OBJ_0(esp_initialize_obj, esp_initialize); #if (WIFI_MODE_STA & WIFI_MODE_AP != WIFI_MODE_NULL || WIFI_MODE_STA | WIFI_MODE_AP != WIFI_MODE_APSTA) #error WIFI_MODE_STA and WIFI_MODE_AP are supposed to be bitfields! #endif STATIC mp_obj_t esp_active(size_t n_args, const mp_obj_t *args) { wlan_if_obj_t *self = MP_OBJ_TO_PTR(args[0]); wifi_mode_t mode; if (!wifi_started) { mode = WIFI_MODE_NULL; } else { ESP_EXCEPTIONS(esp_wifi_get_mode(&mode)); } int bit = (self->if_id == WIFI_IF_STA) ? WIFI_MODE_STA : WIFI_MODE_AP; if (n_args > 1) { bool active = mp_obj_is_true(args[1]); mode = active ? (mode | bit) : (mode & ~bit); if (mode == WIFI_MODE_NULL) { if (wifi_started) { ESP_EXCEPTIONS(esp_wifi_stop()); wifi_started = false; } } else { ESP_EXCEPTIONS(esp_wifi_set_mode(mode)); if (!wifi_started) { ESP_EXCEPTIONS(esp_wifi_start()); wifi_started = true; } } } return (mode & bit) ? mp_const_true : mp_const_false; } STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(esp_active_obj, 1, 2, esp_active); STATIC mp_obj_t esp_connect(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) { enum { ARG_ssid, ARG_password, ARG_bssid }; static const mp_arg_t allowed_args[] = { { MP_QSTR_, MP_ARG_OBJ, {.u_obj = mp_const_none} }, { MP_QSTR_, MP_ARG_OBJ, {.u_obj = mp_const_none} }, { MP_QSTR_bssid, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} }, }; // parse args mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)]; mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args); wifi_config_t wifi_sta_config = {0}; // configure any parameters that are given if (n_args > 1) { size_t len; const char *p; if (args[ARG_ssid].u_obj != mp_const_none) { p = mp_obj_str_get_data(args[ARG_ssid].u_obj, &len); memcpy(wifi_sta_config.sta.ssid, p, MIN(len, sizeof(wifi_sta_config.sta.ssid))); } if (args[ARG_password].u_obj != mp_const_none) { p = mp_obj_str_get_data(args[ARG_password].u_obj, &len); memcpy(wifi_sta_config.sta.password, p, MIN(len, sizeof(wifi_sta_config.sta.password))); } if (args[ARG_bssid].u_obj != mp_const_none) { p = mp_obj_str_get_data(args[ARG_bssid].u_obj, &len); if (len != sizeof(wifi_sta_config.sta.bssid)) { mp_raise_ValueError(NULL); } wifi_sta_config.sta.bssid_set = 1; memcpy(wifi_sta_config.sta.bssid, p, sizeof(wifi_sta_config.sta.bssid)); } ESP_EXCEPTIONS(esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_sta_config)); } wifi_sta_reconnects = 0; // connect to the WiFi AP MP_THREAD_GIL_EXIT(); ESP_EXCEPTIONS(esp_wifi_connect()); MP_THREAD_GIL_ENTER(); wifi_sta_connect_requested = true; return mp_const_none; } STATIC MP_DEFINE_CONST_FUN_OBJ_KW(esp_connect_obj, 1, esp_connect); STATIC mp_obj_t esp_disconnect(mp_obj_t self_in) { wifi_sta_connect_requested = false; ESP_EXCEPTIONS(esp_wifi_disconnect()); return mp_const_none; } STATIC MP_DEFINE_CONST_FUN_OBJ_1(esp_disconnect_obj, esp_disconnect); // Cases similar to ESP8266 user_interface.h // Error cases are referenced from wifi_err_reason_t in ESP-IDF enum { STAT_IDLE = 1000, STAT_CONNECTING = 1001, STAT_GOT_IP = 1010, }; STATIC mp_obj_t esp_status(size_t n_args, const mp_obj_t *args) { wlan_if_obj_t *self = MP_OBJ_TO_PTR(args[0]); if (n_args == 1) { if (self->if_id == WIFI_IF_STA) { // Case of no arg is only for the STA interface if (wifi_sta_connected) { // Happy path, connected with IP return MP_OBJ_NEW_SMALL_INT(STAT_GOT_IP); } else if (wifi_sta_connect_requested && (conf_wifi_sta_reconnects == 0 || wifi_sta_reconnects < conf_wifi_sta_reconnects)) { // No connection or error, but is requested = Still connecting return MP_OBJ_NEW_SMALL_INT(STAT_CONNECTING); } else if (wifi_sta_disconn_reason == 0) { // No activity, No error = Idle return MP_OBJ_NEW_SMALL_INT(STAT_IDLE); } else { // Simply pass the error through from ESP-identifier return MP_OBJ_NEW_SMALL_INT(wifi_sta_disconn_reason); } } return mp_const_none; } // one argument: return status based on query parameter switch ((uintptr_t)args[1]) { case (uintptr_t)MP_OBJ_NEW_QSTR(MP_QSTR_stations): { // return list of connected stations, only if in soft-AP mode require_if(args[0], WIFI_IF_AP); wifi_sta_list_t station_list; ESP_EXCEPTIONS(esp_wifi_ap_get_sta_list(&station_list)); wifi_sta_info_t *stations = (wifi_sta_info_t *)station_list.sta; mp_obj_t list = mp_obj_new_list(0, NULL); for (int i = 0; i < station_list.num; ++i) { mp_obj_tuple_t *t = mp_obj_new_tuple(1, NULL); t->items[0] = mp_obj_new_bytes(stations[i].mac, sizeof(stations[i].mac)); mp_obj_list_append(list, t); } return list; } case (uintptr_t)MP_OBJ_NEW_QSTR(MP_QSTR_rssi): { // return signal of AP, only in STA mode require_if(args[0], WIFI_IF_STA); wifi_ap_record_t info; ESP_EXCEPTIONS(esp_wifi_sta_get_ap_info(&info)); return MP_OBJ_NEW_SMALL_INT(info.rssi); } default: mp_raise_ValueError(MP_ERROR_TEXT("unknown status param")); } return mp_const_none; } STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(esp_status_obj, 1, 2, esp_status); STATIC mp_obj_t esp_scan(mp_obj_t self_in) { // check that STA mode is active wifi_mode_t mode; ESP_EXCEPTIONS(esp_wifi_get_mode(&mode)); if ((mode & WIFI_MODE_STA) == 0) { mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("STA must be active")); } mp_obj_t list = mp_obj_new_list(0, NULL); wifi_scan_config_t config = { 0 }; // XXX how do we scan hidden APs (and if we can scan them, are they really hidden?) MP_THREAD_GIL_EXIT(); esp_err_t status = esp_wifi_scan_start(&config, 1); MP_THREAD_GIL_ENTER(); if (status == 0) { uint16_t count = 0; ESP_EXCEPTIONS(esp_wifi_scan_get_ap_num(&count)); wifi_ap_record_t *wifi_ap_records = calloc(count, sizeof(wifi_ap_record_t)); ESP_EXCEPTIONS(esp_wifi_scan_get_ap_records(&count, wifi_ap_records)); for (uint16_t i = 0; i < count; i++) { mp_obj_tuple_t *t = mp_obj_new_tuple(6, NULL); uint8_t *x = memchr(wifi_ap_records[i].ssid, 0, sizeof(wifi_ap_records[i].ssid)); int ssid_len = x ? x - wifi_ap_records[i].ssid : sizeof(wifi_ap_records[i].ssid); t->items[0] = mp_obj_new_bytes(wifi_ap_records[i].ssid, ssid_len); t->items[1] = mp_obj_new_bytes(wifi_ap_records[i].bssid, sizeof(wifi_ap_records[i].bssid)); t->items[2] = MP_OBJ_NEW_SMALL_INT(wifi_ap_records[i].primary); t->items[3] = MP_OBJ_NEW_SMALL_INT(wifi_ap_records[i].rssi); t->items[4] = MP_OBJ_NEW_SMALL_INT(wifi_ap_records[i].authmode); t->items[5] = mp_const_false; // XXX hidden? mp_obj_list_append(list, MP_OBJ_FROM_PTR(t)); } free(wifi_ap_records); } return list; } STATIC MP_DEFINE_CONST_FUN_OBJ_1(esp_scan_obj, esp_scan); STATIC mp_obj_t esp_isconnected(mp_obj_t self_in) { wlan_if_obj_t *self = MP_OBJ_TO_PTR(self_in); if (self->if_id == WIFI_IF_STA) { return mp_obj_new_bool(wifi_sta_connected); } else { wifi_sta_list_t sta; esp_wifi_ap_get_sta_list(&sta); return mp_obj_new_bool(sta.num != 0); } } STATIC MP_DEFINE_CONST_FUN_OBJ_1(esp_isconnected_obj, esp_isconnected); STATIC mp_obj_t esp_ifconfig(size_t n_args, const mp_obj_t *args) { wlan_if_obj_t *self = MP_OBJ_TO_PTR(args[0]); tcpip_adapter_ip_info_t info; tcpip_adapter_dns_info_t dns_info; tcpip_adapter_get_ip_info(self->if_id, &info); tcpip_adapter_get_dns_info(self->if_id, DNS_MAIN, &dns_info); if (n_args == 1) { // get mp_obj_t tuple[4] = { netutils_format_ipv4_addr((uint8_t *)&info.ip, NETUTILS_BIG), netutils_format_ipv4_addr((uint8_t *)&info.netmask, NETUTILS_BIG), netutils_format_ipv4_addr((uint8_t *)&info.gw, NETUTILS_BIG), netutils_format_ipv4_addr((uint8_t *)&dns_info.ip, NETUTILS_BIG), }; return mp_obj_new_tuple(4, tuple); } else { // set if (mp_obj_is_type(args[1], &mp_type_tuple) || mp_obj_is_type(args[1], &mp_type_list)) { mp_obj_t *items; mp_obj_get_array_fixed_n(args[1], 4, &items); netutils_parse_ipv4_addr(items[0], (void *)&info.ip, NETUTILS_BIG); if (mp_obj_is_integer(items[1])) { // allow numeric netmask, i.e.: // 24 -> 255.255.255.0 // 16 -> 255.255.0.0 // etc... uint32_t *m = (uint32_t *)&info.netmask; *m = htonl(0xffffffff << (32 - mp_obj_get_int(items[1]))); } else { netutils_parse_ipv4_addr(items[1], (void *)&info.netmask, NETUTILS_BIG); } netutils_parse_ipv4_addr(items[2], (void *)&info.gw, NETUTILS_BIG); netutils_parse_ipv4_addr(items[3], (void *)&dns_info.ip, NETUTILS_BIG); // To set a static IP we have to disable DHCP first if (self->if_id == WIFI_IF_STA || self->if_id == ESP_IF_ETH) { esp_err_t e = tcpip_adapter_dhcpc_stop(self->if_id); if (e != ESP_OK && e != ESP_ERR_TCPIP_ADAPTER_DHCP_ALREADY_STOPPED) { _esp_exceptions(e); } ESP_EXCEPTIONS(tcpip_adapter_set_ip_info(self->if_id, &info)); ESP_EXCEPTIONS(tcpip_adapter_set_dns_info(self->if_id, DNS_MAIN, &dns_info)); } else if (self->if_id == WIFI_IF_AP) { esp_err_t e = tcpip_adapter_dhcps_stop(WIFI_IF_AP); if (e != ESP_OK && e != ESP_ERR_TCPIP_ADAPTER_DHCP_ALREADY_STOPPED) { _esp_exceptions(e); } ESP_EXCEPTIONS(tcpip_adapter_set_ip_info(WIFI_IF_AP, &info)); ESP_EXCEPTIONS(tcpip_adapter_set_dns_info(WIFI_IF_AP, DNS_MAIN, &dns_info)); ESP_EXCEPTIONS(tcpip_adapter_dhcps_start(WIFI_IF_AP)); } } else { // check for the correct string const char *mode = mp_obj_str_get_str(args[1]); if ((self->if_id != WIFI_IF_STA && self->if_id != ESP_IF_ETH) || strcmp("dhcp", mode)) { mp_raise_ValueError(MP_ERROR_TEXT("invalid arguments")); } ESP_EXCEPTIONS(tcpip_adapter_dhcpc_start(self->if_id)); } return mp_const_none; } } MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(esp_ifconfig_obj, 1, 2, esp_ifconfig); STATIC mp_obj_t esp_config(size_t n_args, const mp_obj_t *args, mp_map_t *kwargs) { if (n_args != 1 && kwargs->used != 0) { mp_raise_TypeError(MP_ERROR_TEXT("either pos or kw args are allowed")); } wlan_if_obj_t *self = MP_OBJ_TO_PTR(args[0]); bool is_wifi = self->if_id == WIFI_IF_AP || self->if_id == WIFI_IF_STA; wifi_config_t cfg; if (is_wifi) { ESP_EXCEPTIONS(esp_wifi_get_config(self->if_id, &cfg)); } #define QS(x) (uintptr_t)MP_OBJ_NEW_QSTR(x) if (kwargs->used != 0) { if (!is_wifi) { goto unknown; } for (size_t i = 0; i < kwargs->alloc; i++) { if (mp_map_slot_is_filled(kwargs, i)) { int req_if = -1; switch ((uintptr_t)kwargs->table[i].key) { case QS(MP_QSTR_mac): { mp_buffer_info_t bufinfo; mp_get_buffer_raise(kwargs->table[i].value, &bufinfo, MP_BUFFER_READ); if (bufinfo.len != 6) { mp_raise_ValueError(MP_ERROR_TEXT("invalid buffer length")); } ESP_EXCEPTIONS(esp_wifi_set_mac(self->if_id, bufinfo.buf)); break; } case QS(MP_QSTR_essid): { req_if = WIFI_IF_AP; size_t len; const char *s = mp_obj_str_get_data(kwargs->table[i].value, &len); len = MIN(len, sizeof(cfg.ap.ssid)); memcpy(cfg.ap.ssid, s, len); cfg.ap.ssid_len = len; break; } case QS(MP_QSTR_hidden): { req_if = WIFI_IF_AP; cfg.ap.ssid_hidden = mp_obj_is_true(kwargs->table[i].value); break; } case QS(MP_QSTR_authmode): { req_if = WIFI_IF_AP; cfg.ap.authmode = mp_obj_get_int(kwargs->table[i].value); break; } case QS(MP_QSTR_password): { req_if = WIFI_IF_AP; size_t len; const char *s = mp_obj_str_get_data(kwargs->table[i].value, &len); len = MIN(len, sizeof(cfg.ap.password) - 1); memcpy(cfg.ap.password, s, len); cfg.ap.password[len] = 0; break; } case QS(MP_QSTR_channel): { req_if = WIFI_IF_AP; cfg.ap.channel = mp_obj_get_int(kwargs->table[i].value); break; } case QS(MP_QSTR_dhcp_hostname): { const char *s = mp_obj_str_get_str(kwargs->table[i].value); ESP_EXCEPTIONS(tcpip_adapter_set_hostname(self->if_id, s)); break; } case QS(MP_QSTR_max_clients): { req_if = WIFI_IF_AP; cfg.ap.max_connection = mp_obj_get_int(kwargs->table[i].value); break; } case QS(MP_QSTR_reconnects): { int reconnects = mp_obj_get_int(kwargs->table[i].value); req_if = WIFI_IF_STA; // parameter reconnects == -1 means to retry forever. // here means conf_wifi_sta_reconnects == 0 to retry forever. conf_wifi_sta_reconnects = (reconnects == -1) ? 0 : reconnects + 1; break; } default: goto unknown; } // We post-check interface requirements to save on code size if (req_if >= 0) { require_if(args[0], req_if); } } } ESP_EXCEPTIONS(esp_wifi_set_config(self->if_id, &cfg)); return mp_const_none; } // Get config if (n_args != 2) { mp_raise_TypeError(MP_ERROR_TEXT("can query only one param")); } int req_if = -1; mp_obj_t val = mp_const_none; switch ((uintptr_t)args[1]) { case QS(MP_QSTR_mac): { uint8_t mac[6]; switch (self->if_id) { case WIFI_IF_AP: // fallthrough intentional case WIFI_IF_STA: ESP_EXCEPTIONS(esp_wifi_get_mac(self->if_id, mac)); return mp_obj_new_bytes(mac, sizeof(mac)); default: goto unknown; } } case QS(MP_QSTR_essid): switch (self->if_id) { case WIFI_IF_STA: val = mp_obj_new_str((char *)cfg.sta.ssid, strlen((char *)cfg.sta.ssid)); break; case WIFI_IF_AP: val = mp_obj_new_str((char *)cfg.ap.ssid, cfg.ap.ssid_len); break; default: req_if = WIFI_IF_AP; } break; case QS(MP_QSTR_hidden): req_if = WIFI_IF_AP; val = mp_obj_new_bool(cfg.ap.ssid_hidden); break; case QS(MP_QSTR_authmode): req_if = WIFI_IF_AP; val = MP_OBJ_NEW_SMALL_INT(cfg.ap.authmode); break; case QS(MP_QSTR_channel): req_if = WIFI_IF_AP; val = MP_OBJ_NEW_SMALL_INT(cfg.ap.channel); break; case QS(MP_QSTR_dhcp_hostname): { const char *s; ESP_EXCEPTIONS(tcpip_adapter_get_hostname(self->if_id, &s)); val = mp_obj_new_str(s, strlen(s)); break; } case QS(MP_QSTR_max_clients): { val = MP_OBJ_NEW_SMALL_INT(cfg.ap.max_connection); break; } case QS(MP_QSTR_reconnects): req_if = WIFI_IF_STA; int rec = conf_wifi_sta_reconnects - 1; val = MP_OBJ_NEW_SMALL_INT(rec); break; default: goto unknown; } #undef QS // We post-check interface requirements to save on code size if (req_if >= 0) { require_if(args[0], req_if); } return val; unknown: mp_raise_ValueError(MP_ERROR_TEXT("unknown config param")); } MP_DEFINE_CONST_FUN_OBJ_KW(esp_config_obj, 1, esp_config); STATIC const mp_rom_map_elem_t wlan_if_locals_dict_table[] = { { MP_ROM_QSTR(MP_QSTR_active), MP_ROM_PTR(&esp_active_obj) }, { MP_ROM_QSTR(MP_QSTR_connect), MP_ROM_PTR(&esp_connect_obj) }, { MP_ROM_QSTR(MP_QSTR_disconnect), MP_ROM_PTR(&esp_disconnect_obj) }, { MP_ROM_QSTR(MP_QSTR_status), MP_ROM_PTR(&esp_status_obj) }, { MP_ROM_QSTR(MP_QSTR_scan), MP_ROM_PTR(&esp_scan_obj) }, { MP_ROM_QSTR(MP_QSTR_isconnected), MP_ROM_PTR(&esp_isconnected_obj) }, { MP_ROM_QSTR(MP_QSTR_config), MP_ROM_PTR(&esp_config_obj) }, { MP_ROM_QSTR(MP_QSTR_ifconfig), MP_ROM_PTR(&esp_ifconfig_obj) }, }; STATIC MP_DEFINE_CONST_DICT(wlan_if_locals_dict, wlan_if_locals_dict_table); const mp_obj_type_t wlan_if_type = { { &mp_type_type }, .name = MP_QSTR_WLAN, .locals_dict = (mp_obj_t)&wlan_if_locals_dict, }; STATIC mp_obj_t esp_phy_mode(size_t n_args, const mp_obj_t *args) { return mp_const_none; } STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(esp_phy_mode_obj, 0, 1, esp_phy_mode); STATIC const mp_rom_map_elem_t mp_module_network_globals_table[] = { { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_network) }, { MP_ROM_QSTR(MP_QSTR___init__), MP_ROM_PTR(&esp_initialize_obj) }, { MP_ROM_QSTR(MP_QSTR_WLAN), MP_ROM_PTR(&get_wlan_obj) }, #if (ESP_IDF_VERSION_MAJOR == 4) && (ESP_IDF_VERSION_MINOR >= 1) && (CONFIG_IDF_TARGET_ESP32) { MP_ROM_QSTR(MP_QSTR_LAN), MP_ROM_PTR(&get_lan_obj) }, #endif { MP_ROM_QSTR(MP_QSTR_PPP), MP_ROM_PTR(&ppp_make_new_obj) }, { MP_ROM_QSTR(MP_QSTR_phy_mode), MP_ROM_PTR(&esp_phy_mode_obj) }, #if MODNETWORK_INCLUDE_CONSTANTS { MP_ROM_QSTR(MP_QSTR_STA_IF), MP_ROM_INT(WIFI_IF_STA)}, { MP_ROM_QSTR(MP_QSTR_AP_IF), MP_ROM_INT(WIFI_IF_AP)}, { MP_ROM_QSTR(MP_QSTR_MODE_11B), MP_ROM_INT(WIFI_PROTOCOL_11B) }, { MP_ROM_QSTR(MP_QSTR_MODE_11G), MP_ROM_INT(WIFI_PROTOCOL_11G) }, { MP_ROM_QSTR(MP_QSTR_MODE_11N), MP_ROM_INT(WIFI_PROTOCOL_11N) }, { MP_ROM_QSTR(MP_QSTR_AUTH_OPEN), MP_ROM_INT(WIFI_AUTH_OPEN) }, { MP_ROM_QSTR(MP_QSTR_AUTH_WEP), MP_ROM_INT(WIFI_AUTH_WEP) }, { MP_ROM_QSTR(MP_QSTR_AUTH_WPA_PSK), MP_ROM_INT(WIFI_AUTH_WPA_PSK) }, { MP_ROM_QSTR(MP_QSTR_AUTH_WPA2_PSK), MP_ROM_INT(WIFI_AUTH_WPA2_PSK) }, { MP_ROM_QSTR(MP_QSTR_AUTH_WPA_WPA2_PSK), MP_ROM_INT(WIFI_AUTH_WPA_WPA2_PSK) }, { MP_ROM_QSTR(MP_QSTR_AUTH_WPA2_ENTERPRISE), MP_ROM_INT(WIFI_AUTH_WPA2_ENTERPRISE) }, #if 0 // TODO: Remove this #if/#endif when lastest ISP IDF will be used { MP_ROM_QSTR(MP_QSTR_AUTH_WPA3_PSK), MP_ROM_INT(WIFI_AUTH_WPA3_PSK) }, { MP_ROM_QSTR(MP_QSTR_AUTH_WPA2_WPA3_PSK), MP_ROM_INT(WIFI_AUTH_WPA2_WPA3_PSK) }, #endif { MP_ROM_QSTR(MP_QSTR_AUTH_MAX), MP_ROM_INT(WIFI_AUTH_MAX) }, #if (ESP_IDF_VERSION_MAJOR == 4) && (ESP_IDF_VERSION_MINOR >= 1) && (CONFIG_IDF_TARGET_ESP32) { MP_ROM_QSTR(MP_QSTR_PHY_LAN8720), MP_ROM_INT(PHY_LAN8720) }, { MP_ROM_QSTR(MP_QSTR_PHY_IP101), MP_ROM_INT(PHY_IP101) }, { MP_ROM_QSTR(MP_QSTR_PHY_RTL8201), MP_ROM_INT(PHY_RTL8201) }, { MP_ROM_QSTR(MP_QSTR_PHY_DP83848), MP_ROM_INT(PHY_DP83848) }, #if ESP_IDF_VERSION_MINOR >= 3 // PHY_KSZ8041 is new in ESP-IDF v4.3 { MP_ROM_QSTR(MP_QSTR_PHY_KSZ8041), MP_ROM_INT(PHY_KSZ8041) }, #endif { MP_ROM_QSTR(MP_QSTR_ETH_INITIALIZED), MP_ROM_INT(ETH_INITIALIZED)}, { MP_ROM_QSTR(MP_QSTR_ETH_STARTED), MP_ROM_INT(ETH_STARTED)}, { MP_ROM_QSTR(MP_QSTR_ETH_STOPPED), MP_ROM_INT(ETH_STOPPED)}, { MP_ROM_QSTR(MP_QSTR_ETH_CONNECTED), MP_ROM_INT(ETH_CONNECTED)}, { MP_ROM_QSTR(MP_QSTR_ETH_DISCONNECTED), MP_ROM_INT(ETH_DISCONNECTED)}, { MP_ROM_QSTR(MP_QSTR_ETH_GOT_IP), MP_ROM_INT(ETH_GOT_IP)}, #endif { MP_ROM_QSTR(MP_QSTR_STAT_IDLE), MP_ROM_INT(STAT_IDLE)}, { MP_ROM_QSTR(MP_QSTR_STAT_CONNECTING), MP_ROM_INT(STAT_CONNECTING)}, { MP_ROM_QSTR(MP_QSTR_STAT_GOT_IP), MP_ROM_INT(STAT_GOT_IP)}, // Errors from the ESP-IDF { MP_ROM_QSTR(MP_QSTR_STAT_NO_AP_FOUND), MP_ROM_INT(WIFI_REASON_NO_AP_FOUND)}, { MP_ROM_QSTR(MP_QSTR_STAT_WRONG_PASSWORD), MP_ROM_INT(WIFI_REASON_AUTH_FAIL)}, { MP_ROM_QSTR(MP_QSTR_STAT_BEACON_TIMEOUT), MP_ROM_INT(WIFI_REASON_BEACON_TIMEOUT)}, { MP_ROM_QSTR(MP_QSTR_STAT_ASSOC_FAIL), MP_ROM_INT(WIFI_REASON_ASSOC_FAIL)}, { MP_ROM_QSTR(MP_QSTR_STAT_HANDSHAKE_TIMEOUT), MP_ROM_INT(WIFI_REASON_HANDSHAKE_TIMEOUT)}, #endif }; STATIC MP_DEFINE_CONST_DICT(mp_module_network_globals, mp_module_network_globals_table); const mp_obj_module_t mp_module_network = { .base = { &mp_type_module }, .globals = (mp_obj_dict_t *)&mp_module_network_globals, };