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split ESP8266WiFiClass in different sub classes for better overview.
This commit is contained in:
Markus Sattler
244
libraries/ESP8266WiFi/src/ESP8266WiFiGeneric.cpp
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244
libraries/ESP8266WiFi/src/ESP8266WiFiGeneric.cpp
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/*
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ESP8266WiFiGeneric.cpp - WiFi library for esp8266
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Copyright (c) 2014 Ivan Grokhotkov. All rights reserved.
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This file is part of the esp8266 core for Arduino environment.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Reworked on 28 Dec 2015 by Markus Sattler
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*/
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#include "ESP8266WiFi.h"
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#include "ESP8266WiFiGeneric.h"
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extern "C" {
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#include "c_types.h"
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#include "ets_sys.h"
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#include "os_type.h"
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#include "osapi.h"
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#include "mem.h"
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#include "user_interface.h"
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#include "lwip/opt.h"
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#include "lwip/err.h"
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#include "lwip/dns.h"
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}
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#include "WiFiClient.h"
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#include "WiFiUdp.h"
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#include "debug.h"
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extern "C" void esp_schedule();
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extern "C" void esp_yield();
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// -----------------------------------------------------------------------------------------------------------------------
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// ------------------------------------------------- Generic WiFi function -----------------------------------------------
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// -----------------------------------------------------------------------------------------------------------------------
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bool ESP8266WiFiGenericClass::_persistent = true;
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ESP8266WiFiGenericClass::ESP8266WiFiGenericClass() {
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wifi_set_event_handler_cb((wifi_event_handler_cb_t) &ESP8266WiFiGenericClass::_eventCallback);
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}
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/**
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* callback for WiFi events
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* @param arg
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*/
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void ESP8266WiFiGenericClass::_eventCallback(void* arg) {
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System_Event_t* event = reinterpret_cast<System_Event_t*>(arg);
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DEBUGV("wifi evt: %d\r\n", event->event);
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if(event->event == EVENT_STAMODE_DISCONNECTED) {
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WiFiClient::stopAll();
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}
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//TODO allow user to hook this event
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}
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/**
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* Return the current channel associated with the network
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* @return channel (1-13)
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*/
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int32_t ESP8266WiFiGenericClass::channel(void) {
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return wifi_get_channel();
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}
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/**
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* set Sleep mode
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* @param type sleep_type_t
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* @return bool
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*/
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bool ESP8266WiFiGenericClass::setSleepMode(WiFiSleepType_t type) {
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return wifi_set_sleep_type((sleep_type_t) type);
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}
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/**
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* get Sleep mode
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* @return sleep_type_t
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*/
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WiFiSleepType_t ESP8266WiFiGenericClass::getSleepMode() {
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return (WiFiSleepType_t) wifi_get_sleep_type();
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}
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/**
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* set phy Mode
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* @param mode phy_mode_t
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* @return bool
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*/
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bool ESP8266WiFiGenericClass::setPhyMode(WiFiPhyMode_t mode) {
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return wifi_set_phy_mode((phy_mode_t) mode);
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}
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/**
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* get phy Mode
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* @return phy_mode_t
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*/
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WiFiPhyMode_t ESP8266WiFiGenericClass::getPhyMode() {
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return (WiFiPhyMode_t) wifi_get_phy_mode();
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}
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/**
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* store WiFi config in SDK flash area
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* @param persistent
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*/
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void ESP8266WiFiGenericClass::persistent(bool persistent) {
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_persistent = persistent;
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}
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/**
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* set new mode
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* @param m WiFiMode_t
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*/
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bool ESP8266WiFiGenericClass::mode(WiFiMode_t m) {
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if(wifi_get_opmode() == (uint8) m) {
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return true;
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}
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bool ret = false;
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ETS_UART_INTR_DISABLE();
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if(_persistent) {
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ret = wifi_set_opmode(m);
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} else {
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ret = wifi_set_opmode_current(m);
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}
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ETS_UART_INTR_ENABLE();
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return ret;
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}
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/**
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* get WiFi mode
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* @return WiFiMode
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*/
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WiFiMode_t ESP8266WiFiGenericClass::getMode() {
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return (WiFiMode_t) wifi_get_opmode();
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}
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/**
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* control STA mode
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* @param enable bool
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* @return ok
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*/
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bool ESP8266WiFiGenericClass::enableSTA(bool enable) {
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WiFiMode_t currentMode = (WiFiMode_t) wifi_get_opmode();
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bool isEnabled = ((currentMode & WIFI_STA) != 0);
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if(isEnabled != enable) {
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if(enable) {
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return mode((WiFiMode_t)(currentMode & WIFI_STA));
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} else {
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return mode((WiFiMode_t)(currentMode & (~WIFI_STA)));
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}
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} else {
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return true;
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}
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}
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/**
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* control AP mode
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* @param enable bool
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* @return ok
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*/
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bool ESP8266WiFiGenericClass::enableAP(bool enable){
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WiFiMode_t currentMode = (WiFiMode_t) wifi_get_opmode();
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bool isEnabled = ((currentMode & WIFI_AP) != 0);
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if(isEnabled != enable) {
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if(enable) {
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return mode((WiFiMode_t)(currentMode & WIFI_AP));
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} else {
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return mode((WiFiMode_t)(currentMode & (~WIFI_AP)));
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}
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} else {
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return true;
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}
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}
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// -----------------------------------------------------------------------------------------------------------------------
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// ------------------------------------------------ Generic Network function ---------------------------------------------
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// -----------------------------------------------------------------------------------------------------------------------
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void wifi_dns_found_callback(const char *name, ip_addr_t *ipaddr, void *callback_arg);
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/**
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* Resolve the given hostname to an IP address.
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* @param aHostname Name to be resolved
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* @param aResult IPAddress structure to store the returned IP address
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* @return 1 if aIPAddrString was successfully converted to an IP address,
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* else error code
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*/
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int ESP8266WiFiGenericClass::hostByName(const char* aHostname, IPAddress& aResult) {
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ip_addr_t addr;
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aResult = static_cast<uint32_t>(0);
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err_t err = dns_gethostbyname(aHostname, &addr, &wifi_dns_found_callback, &aResult);
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if(err == ERR_OK) {
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aResult = addr.addr;
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} else if(err == ERR_INPROGRESS) {
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esp_yield();
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// will return here when dns_found_callback fires
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}
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return (aResult != 0) ? 1 : 0;
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}
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/**
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* DNS callback
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* @param name
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* @param ipaddr
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* @param callback_arg
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*/
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void wifi_dns_found_callback(const char *name, ip_addr_t *ipaddr, void *callback_arg) {
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if(ipaddr)
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(*reinterpret_cast<IPAddress*>(callback_arg)) = ipaddr->addr;
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esp_schedule(); // resume the hostByName function
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}
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