NJUPT_Fastlogin/version1_APIcross.cpp at main · lux-QAQ/NJUPT_Fastlogin · GitHub

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/* 编译指令:
Windows: clang++ -O3 -march=native -mtune=native -fno-stack-protector -no-pie -flto -ffunction-sections -fdata-sections -fomit-frame-pointer -ffast-math -mfpmath=sse -fno-exceptions -fno-rtti -Wl,--gc-sections -s version1_APIcross.cpp -o main.exe -lws2_32 -lkernel32 -fuse-ld=lld
Linux:   clang++ -O3 -march=native -mtune=native -fno-stack-protector -no-pie -flto -ffunction-sections -fdata-sections -fomit-frame-pointer -ffast-math -mfpmath=sse -fno-exceptions -fno-rtti -Wl,--gc-sections -s version1_APIcross.cpp -o main
*/

/*
账号: 学号@运营商
运营商: cmcc(中国移动), njxy(中国电信) ,(如果校园网)那么你需要去除掉@
注意除了你的账户密码里面的内容,不要在""里面留有空格
*/

#define ACCOUNT "B2***0***@cmcc"  // 这里改写你的账号例如B2***0***@cmcc
#define PASSWORD "1234567"        // 这里改写成你的登录密码

// 跨平台头文件和定义
#ifdef _WIN32
#include <winsock2.h>
#include <ws2tcpip.h>
#include <windows.h>
#pragma comment(lib, "ws2_32.lib")

#define SOCKET_T SOCKET
#define INVALID_SOCK INVALID_SOCKET
#define SOCKET_ERROR_VAL SOCKET_ERROR
#define SOCKET_CLOSE(s) closesocket(s)
#define PLATFORM_INIT()                       \
    {                                         \
        WSADATA wsaData;                      \
        WSAStartup(MAKEWORD(2, 2), &wsaData); \
    }
#define PLATFORM_CLEANUP() WSACleanup()
#else
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>

#define SOCKET_T int
#define INVALID_SOCK (-1)
#define SOCKET_ERROR_VAL (-1)
#define SOCKET_CLOSE(s) close(s)
#define PLATFORM_INIT()
#define PLATFORM_CLEANUP()
#endif

#include <string.h>

// 常量定义，使用constexpr优化
constexpr char SERVER_IP[] = "10.10.244.11";
constexpr unsigned short SERVER_PORT = 801;
constexpr unsigned int TIMEOUT_MS = 3000;
constexpr size_t BUFFER_SIZE = 4096;

// 预定义HTTP请求部分，使用constexpr优化
constexpr const char* REQ_PART1 = "GET /eportal/portal/login?login_method=1";
constexpr const char* REQ_PART2 = "&user_account=,0," ACCOUNT;
constexpr const char* REQ_PART3 = "&user_password=" PASSWORD " HTTP/1.1\r\n";
constexpr const char* REQ_PART4 = "Host: 10.10.244.11:801\r\nConnection: close\r\n";
constexpr const char* REQ_PART5 = "Accept: */*\r\n\r\n";

// 通用的网络初始化函数
int send_login_request()
{
    SOCKET_T sock = INVALID_SOCK;
    int result = 0;

    // 平台初始化
    PLATFORM_INIT();

    // 创建Socket
    sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
    if (sock == INVALID_SOCK)
    {
        PLATFORM_CLEANUP();
        return 1;
    }

    // 直接使用IP地址连接
    struct sockaddr_in serverAddr;
    memset(&serverAddr, 0, sizeof(serverAddr));
    serverAddr.sin_family = AF_INET;
    serverAddr.sin_port = htons(SERVER_PORT);

// 跨平台的IP地址转换
#ifdef _WIN32
    inet_pton(AF_INET, SERVER_IP, &(serverAddr.sin_addr));
#else
    serverAddr.sin_addr.s_addr = inet_addr(SERVER_IP);
#endif

// 设置超时 - 连接更快失败
#ifdef _WIN32
    int timeout = TIMEOUT_MS;
    setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, (char*)&timeout, sizeof(timeout));
    setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, (char*)&timeout, sizeof(timeout));
#else
    struct timeval tv;
    tv.tv_sec = TIMEOUT_MS / 1000;
    tv.tv_usec = (TIMEOUT_MS % 1000) * 1000;
    setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, (char*)&tv, sizeof(tv));
    setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, (char*)&tv, sizeof(tv));
#endif

    // 连接服务器
    if (connect(sock, (struct sockaddr*)&serverAddr, sizeof(serverAddr)) != 0)
    {
        SOCKET_CLOSE(sock);
        PLATFORM_CLEANUP();
        return 1;
    }

    // 构建完整请求
    static char request[1024];  // 足够大以容纳请求
    strcpy(request, REQ_PART1);
    strcat(request, REQ_PART2);
    strcat(request, REQ_PART3);
    strcat(request, REQ_PART4);
    strcat(request, REQ_PART5);

    // 一次发送所有数据
    int sendResult = send(sock, request, strlen(request), 0);
    if (sendResult == SOCKET_ERROR_VAL)
    {
        result = 1;
    }

    // 清理资源
    SOCKET_CLOSE(sock);
    PLATFORM_CLEANUP();

    return result;
}

#ifdef _WIN32
// Windows入口点
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
    return send_login_request();
}

#ifdef _DEBUG
int main(void)
{
    return WinMain(GetModuleHandle(NULL), NULL, NULL, SW_HIDE);
}
#endif
#else
// Linux入口点
int main()
{
    return send_login_request();
}
#endif