esp32 esp8266 smtp发送qq邮件

备忘.png

#include 
#include 

#pragma region Globals
const char* ssid = "FAST_C9E0";                           // WIFI network name
const char* password = "ab13417665005ab";                       // WIFI network password
uint8_t connection_state = 0;                    // 是否连接到WIFI
uint16_t reconnect_interval = 10000;             // 如果没有连接等待时间再试一次
#pragma endregion Globals

uint8_t WiFiConnect(const char* nSSID = nullptr, const char* nPassword = nullptr)
{
    static uint16_t attempt = 0;
    Serial.print("Connecting to ");
    if(nSSID) {
        WiFi.begin(nSSID, nPassword);  
        Serial.println(nSSID);
    } else {
        WiFi.begin(ssid, password);
        Serial.println(ssid);
    }

    uint8_t i = 0;
    while(WiFi.status()!= WL_CONNECTED && i++ < 50)
    {
        delay(200);
        Serial.print(".");
    }
    ++attempt;
    Serial.println("");
    if(i == 51) {
        Serial.print("Connection: TIMEOUT on attempt: ");
        Serial.println(attempt);
        if(attempt % 2 == 0)
            Serial.println("Check if access point available or SSID and Password\r\n");
        return false;
    }
    Serial.println("Connection: ESTABLISHED");
    Serial.print("Got IP address: ");
    Serial.println(WiFi.localIP());
    return true;
}

void Awaits()
{
    uint32_t ts = millis();
    while(!connection_state)
    {
        delay(50);
        if(millis() > (ts + reconnect_interval) && !connection_state){
            connection_state = WiFiConnect();
            ts = millis();
        }
    }
}

void setup()
{
    Serial.begin(115200);
    connection_state = WiFiConnect();
    if(!connection_state)  // if not connected to WIFI
        Awaits();          // constantly trying to connect

    Gsender *gsender = Gsender::Instance();    // Getting pointer to class instance
    String subject = "Subject is optional!主题";
     //gsender->Subject(邮件主题)->Send(smtp服务器端口,smtp服务器,发件人BASE64_邮件账号,发件人BASE64_邮件密码,发件人邮箱,收件人邮箱, 邮件内容)
    if(gsender->Subject(subject)->Send(465,"smtp.qq.com","NTQ3MTc2MDUyQHFxLmNvbQ==","发件人BASE64_邮件密码","[email protected]","[email protected]", "啊Setup test内容555")) {
        Serial.println("邮件发送成功");
    } else {
        Serial.print("邮件发送失败:");
        Serial.println(gsender->getError());//打印错误消息
    }
}

void loop(){}