ESPTerm - ESP8266 terminal emulator. Branches: [master] patches, [work] next release
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espterm-firmware/user/wifimgr.c

214 lines
6.2 KiB

//
// Created by MightyPork on 2017/07/08.
//
#include "wifimgr.h"
#include "persist.h"
WiFiConfigBundle * const wificonf = &persist.current.wificonf;
WiFiConfChangeFlags wifi_change_flags;
int ICACHE_FLASH_ATTR getStaIpAsString(char *buffer)
{
WIFI_MODE x = wifi_get_opmode();
STATION_STATUS connectStatus = wifi_station_get_connect_status();
if (x == SOFTAP_MODE || connectStatus != STATION_GOT_IP || wificonf->opmode == SOFTAP_MODE) {
strcpy(buffer, "");
return 0;
}
else {
struct ip_info info;
wifi_get_ip_info(STATION_IF, &info);
return sprintf(buffer, IPSTR, GOOD_IP2STR(info.ip.addr));
}
}
/**
* Restore defaults in the WiFi config block.
* This is to be called if the WiFi config is corrupted on startup,
* before applying the config.
*/
void ICACHE_FLASH_ATTR
wifimgr_restore_defaults(void)
{
u8 mac[6];
wifi_get_macaddr(SOFTAP_IF, mac);
wificonf->opmode = STATIONAP_MODE; // Client+AP, so we can scan without having to enable Station
wificonf->tpw = 20;
wificonf->ap_channel = 1;
sprintf((char *) wificonf->ap_ssid, "TERM-%02X%02X%02X", mac[3], mac[4], mac[5]);
wificonf->ap_password[0] = 0; // PSK2 always if password is not null.
wificonf->ap_hidden = false;
IP4_ADDR(&wificonf->ap_addr.ip, 192, 168, 4, 1);
IP4_ADDR(&wificonf->ap_addr.netmask, 255, 255, 255, 0);
wificonf->ap_addr.gw.addr = wificonf->ap_addr.gw.addr;
IP4_ADDR(&wificonf->ap_dhcp_range.start_ip, 192, 168, 4, 100);
IP4_ADDR(&wificonf->ap_dhcp_range.end_ip, 192, 168, 4, 200);
wificonf->ap_dhcp_range.enable = 1; // this will never get changed, idk why it's even there
wificonf->ap_dhcp_time = 120;
// --- Client config ---
wificonf->sta_ssid[0] = 0;
wificonf->sta_password[0] = 0;
wificonf->sta_dhcp_enable = true;
IP4_ADDR(&wificonf->sta_addr.ip, 192, 168, 0, (mac[5] == 1 ? 2 : mac[5])); // avoid being the same as "default gw"
IP4_ADDR(&wificonf->sta_addr.netmask, 255, 255, 255, 0);
IP4_ADDR(&wificonf->sta_addr.gw, 192, 168, 0, 1);
}
static void ICACHE_FLASH_ATTR
configure_station(void)
{
wifi_info("[WiFi] Configuring Station mode...");
struct station_config conf;
strcpy((char *) conf.ssid, (char *) wificonf->sta_ssid);
strcpy((char *) conf.password, (char *) wificonf->sta_password);
wifi_dbg("[WiFi] Connecting to \"%s\"%s password", conf.ssid, conf.password[0]!=0?" using saved":", no");
conf.bssid_set = 0;
conf.bssid[0] = 0;
wifi_station_disconnect();
wifi_station_set_config_current(&conf);
if (wificonf->sta_dhcp_enable) {
wifi_dbg("[WiFi] Starting DHCP...");
if (!wifi_station_dhcpc_start()) {
error("[WiFi] DHCP failed to start!");
return;
}
}
else {
wifi_info("[WiFi] Setting up static IP...");
wifi_dbg("[WiFi] Client.ip = "IPSTR, GOOD_IP2STR(wificonf->sta_addr.ip.addr));
wifi_dbg("[WiFi] Client.mask = "IPSTR, GOOD_IP2STR(wificonf->sta_addr.netmask.addr));
wifi_dbg("[WiFi] Client.gw = "IPSTR, GOOD_IP2STR(wificonf->sta_addr.gw.addr));
wifi_station_dhcpc_stop();
// Load static IP config
if (!wifi_set_ip_info(STATION_IF, &wificonf->sta_addr)) {
error("[WiFi] Error setting static IP!");
return;
}
}
wifi_info("[WiFi] Trying to connect to AP...");
wifi_station_connect();
}
static void ICACHE_FLASH_ATTR
configure_ap(void)
{
bool suc;
wifi_info("[WiFi] Configuring SoftAP mode...");
// AP is enabled
struct softap_config conf;
conf.channel = wificonf->ap_channel;
strcpy((char *) conf.ssid, (char *) wificonf->ap_ssid);
strcpy((char *) conf.password, (char *) wificonf->ap_password);
conf.authmode = (wificonf->ap_password[0] == 0 ? AUTH_OPEN : AUTH_WPA2_PSK);
conf.ssid_len = (uint8_t) strlen((char *) conf.ssid);
conf.ssid_hidden = wificonf->ap_hidden;
conf.max_connection = 4; // default 4 (max possible)
conf.beacon_interval = 100; // default 100 ms
// Set config
//ETS_UART_INTR_DISABLE();
suc = wifi_softap_set_config_current(&conf);
//ETS_UART_INTR_ENABLE();
if (!suc) {
error("[WiFi] AP config set fail!");
return;
}
// Set IP
wifi_info("[WiFi] Configuring SoftAP local IP...");
wifi_dbg("[WiFi] SoftAP.ip = "IPSTR, GOOD_IP2STR(wificonf->ap_addr.ip.addr));
wifi_dbg("[WiFi] SoftAP.mask = "IPSTR, GOOD_IP2STR(wificonf->ap_addr.netmask.addr));
wifi_dbg("[WiFi] SoftAP.gw = "IPSTR, GOOD_IP2STR(wificonf->ap_addr.gw.addr));
wifi_softap_dhcps_stop();
// Configure DHCP
if (!wifi_set_ip_info(SOFTAP_IF, &wificonf->ap_addr)) {
error("[WiFi] IP set fail!");
return;
}
wifi_info("[WiFi] Configuring SoftAP DHCP server...");
wifi_dbg("[WiFi] DHCP.start = "IPSTR, GOOD_IP2STR(wificonf->ap_dhcp_range.start_ip.addr));
wifi_dbg("[WiFi] DHCP.end = "IPSTR, GOOD_IP2STR(wificonf->ap_dhcp_range.end_ip.addr));
wifi_dbg("[WiFi] DHCP.lease = %d minutes", wificonf->ap_dhcp_time);
if (!wifi_softap_set_dhcps_lease(&wificonf->ap_dhcp_range)) {
error("[WiFi] DHCP address range set fail!");
return;
}
if (!wifi_softap_set_dhcps_lease_time(wificonf->ap_dhcp_time)) {
error("[WiFi] DHCP lease time set fail!");
return;
}
// some weird magic shit about router
uint8 mode = 1;
wifi_softap_set_dhcps_offer_option(OFFER_ROUTER, &mode);
if (!wifi_softap_dhcps_start()) {
error("[WiFi] Failed to start DHCP server!");
return;
}
}
/**
* Register the WiFi event listener, cycle WiFi, apply settings
*/
void ICACHE_FLASH_ATTR
wifimgr_apply_settings(void)
{
wifi_info("[WiFi] Initializing...");
// !!! Update to current version !!!
// Force wifi cycle
// Disconnect - may not be needed?
WIFI_MODE opmode = wifi_get_opmode();
bool is_sta = wificonf->opmode & STATION_MODE;
bool is_ap = wificonf->opmode & SOFTAP_MODE;
if ((wificonf->opmode & STATION_MODE) && !(opmode & STATION_MODE)) {
wifi_change_flags.sta = true;
}
if ((wificonf->opmode & SOFTAP_MODE) && !(opmode & SOFTAP_MODE)) {
wifi_change_flags.ap = true;
}
if (opmode != wificonf->opmode) {
wifi_set_opmode_current(wificonf->opmode);
}
// Configure the client
if (is_sta && wifi_change_flags.sta) {
configure_station();
}
// Configure the AP
if (is_ap && wifi_change_flags.ap) {
configure_ap();
}
// tpw seems to be common - but info is scarce
// at any rate seems to do no harm to have it here
system_phy_set_max_tpw(wificonf->tpw);
wifi_change_flags.ap = false;
wifi_change_flags.sta = false;
wifi_info("[WiFi] WiFi settings applied.");
}