直接放硬（硬编码，需要的自己封装）代码了

原理可以看这篇文章

https://blog.csdn.net/qq3401247010/article/details/77867410

#include <iostream>
#include <string>

#include <ctime>

#define _USE_MATH_DEFINES
#include <math.h>

#include <curl/curl.h>
#include <json/json.h>


size_t CurlWrite_CallbackFunc_StdString(void* contents, size_t size, size_t nmemb, std::string* s) {
    size_t newLength = size * nmemb;
    try {
        s->append((char*)contents, newLength);
    }
    catch (std::bad_alloc& e) {
        //handle memory problem
        return 0;
    }
    return newLength;
}

double get_random(int a,int b) {
    return (std::rand() % (99 - a + 1)) + a;
}



std::string UTF8ToGBEx(const char* utf8)
{
    if (!utf8 || strlen(utf8) < 1)
        return "";

    std::stringstream ss;
    int len = MultiByteToWideChar(CP_UTF8, 0, utf8, -1, NULL, 0);
    wchar_t* wstr = new wchar_t[len + 1];
    memset(wstr, 0, len + 1);
    MultiByteToWideChar(CP_UTF8, 0, utf8, -1, wstr, len);
    len = WideCharToMultiByte(CP_ACP, 0, wstr, -1, NULL, 0, NULL, NULL);
    char* str = new char[len + 1];
    memset(str, 0, len + 1);
    WideCharToMultiByte(CP_ACP, 0, wstr, -1, str, len, NULL, NULL);
    ss << str;
    delete[]wstr;
    delete[]str;
    return ss.str();
}

int main() {

    CURL* curl;
    CURLcode res;
    std::srand((unsigned int)std::time(nullptr));

    auto r = get_random(1, 99) / M_PI / 100;

    curl = curl_easy_init();
    std::string s;
    if (curl) {

        do {

            curl_easy_setopt(curl, CURLOPT_URL, "https://xui.ptlogin2.qq.com/cgi-bin/xlogin?link_target=blank&pt_disable_pwd=1&appid=716027601&daid=377&target=self&style=11&s_url=https%3A//connect.qq.com/widget/shareqq/success.html");
            curl_easy_setopt(curl, CURLOPT_WRITEDATA, &s);
            curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, CurlWrite_CallbackFunc_StdString);

            curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L); //only for https
            curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L); //only for https
            curl_easy_setopt(curl, CURLOPT_HEADER, 1L);
            curl_easy_setopt(curl, CURLOPT_VERBOSE, 0L); //remove this to disable verbose output
            curl_easy_setopt(curl, CURLOPT_COOKIEFILE, "/xxtemp/cookies.txt");
            curl_easy_setopt(curl, CURLOPT_COOKIEJAR, "/xxtemp/cookies.txt");

            curl_easy_setopt(curl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.129 Safari/537.36");
            curl_easy_setopt(curl, CURLOPT_REFERER, "https://connect.qq.com/widget/shareqq/index.html?url=https%3A%2F%2Fwww.bilibili.com");

            res = curl_easy_perform(curl);

            /* Check for errors */
            if (res != CURLE_OK)
            {
                fprintf(stderr, "curl_easy_perform() failed: %s\n",
                    curl_easy_strerror(res));
                break;
            }
            std::string t_cookie_name = "Set-Cookie: pt_local_token=";
            auto index = s.find(t_cookie_name);
            if (index == std::string::npos)
                break;
            auto pt_local_token = s.substr(index + t_cookie_name.length(), s.find(";", index) - index - t_cookie_name.length());
            std::string t_url = "https://localhost.ptlogin2.qq.com:4301/pt_get_uins?callback=ptui_getuins_CB&r=";
            t_url.append(std::to_string(r));
            t_url.append("&pt_local_tk=");
            t_url.append(pt_local_token);

            s.clear();
            curl_easy_setopt(curl, CURLOPT_URL, t_url.c_str());
            curl_easy_setopt(curl, CURLOPT_REFERER, "https://xui.ptlogin2.qq.com/cgi-bin/xlogin?link_target=blank&pt_disable_pwd=1&appid=716027601&daid=377&target=self&style=11&s_url=https%3A//connect.qq.com/widget/shareqq/success.html");
            res = curl_easy_perform(curl);

            /* Check for errors */
            if (res != CURLE_OK)
            {
                fprintf(stderr, "curl_easy_perform() failed: %s\n",
                    curl_easy_strerror(res));
                break;
            }
            std::string t_var_sso_uin_list = "var_sso_uin_list=";
            auto var_sso_uin_list_index = s.find(t_var_sso_uin_list);
            if (var_sso_uin_list_index == std::string::npos)
                break;
            std::string var_sso_uin_list_s = s.substr(var_sso_uin_list_index + t_var_sso_uin_list.length(), s.find(";", var_sso_uin_list_index + t_var_sso_uin_list.length()) - var_sso_uin_list_index - t_var_sso_uin_list.length());
            Json::CharReaderBuilder builder;
            const std::unique_ptr<Json::CharReader> reader(builder.newCharReader());
            Json::Value root;
            JSONCPP_STRING err;
            if (!reader->parse(var_sso_uin_list_s.c_str(), var_sso_uin_list_s.c_str() + var_sso_uin_list_s.length(), &root,
                &err)) {
                std::cout << "error" << std::endl;
                break;
            }

            for (size_t i = 0; i < root.size(); i++) {
                std::cout << root[i]["account"].asString() << std::endl;

                t_url = "https://localhost.ptlogin2.qq.com:4301/pt_get_st?clientuin=";
                t_url.append(root[i]["account"].asString());
                t_url.append("&callback=ptui_getst_CB&r=");
                t_url.append(std::to_string(r));
                t_url.append("&pt_local_tk=");
                t_url.append(pt_local_token);

                s.clear();
                curl_easy_setopt(curl, CURLOPT_URL, t_url.c_str());
                curl_easy_setopt(curl, CURLOPT_REFERER, "https://xui.ptlogin2.qq.com/cgi-bin/xlogin?link_target=blank&pt_disable_pwd=1&appid=716027601&daid=377&target=self&style=11&s_url=https%3A//connect.qq.com/widget/shareqq/success.html");
                res = curl_easy_perform(curl);

                /* Check for errors */
                if (res != CURLE_OK)
                {
                    fprintf(stderr, "curl_easy_perform() failed: %s\n",
                        curl_easy_strerror(res));
                    break;
                }

                t_url = "https://ssl.ptlogin2.qq.com/jump?clientuin=";
                t_url.append(root[i]["account"].asString());
                t_url.append("&pt_local_tk=");
                t_url.append(pt_local_token);
                t_url.append("&keyindex=9&pt_aid=716027601&daid=377&u1=https%3A%2F%2Fconnect.qq.com%2Fwidget%2Fshareqq%2Fsuccess.html&pt_3rd_aid=0&ptopt=1&style=40&has_onekey=1");

                s.clear();
                curl_easy_setopt(curl, CURLOPT_URL, t_url.c_str());
                curl_easy_setopt(curl, CURLOPT_REFERER, "https://xui.ptlogin2.qq.com/cgi-bin/xlogin?link_target=blank&pt_disable_pwd=1&appid=716027601&daid=377&target=self&style=11&s_url=https%3A//connect.qq.com/widget/shareqq/success.html");
                res = curl_easy_perform(curl);

                /* Check for errors */
                if (res != CURLE_OK)
                {
                    fprintf(stderr, "curl_easy_perform() failed: %s\n",
                        curl_easy_strerror(res));
                    break;
                }

                std::string t_target_url = "ptui_qlogin_CB('0', '";
                auto target_url_index = s.find(t_target_url);
                if (target_url_index == std::string::npos)
                    break;
                std::string target_url_s = s.substr(target_url_index + t_target_url.length(), s.find("'", target_url_index + t_target_url.length()) - target_url_index - t_target_url.length());

                s.clear();
                curl_easy_setopt(curl, CURLOPT_URL, target_url_s.c_str());
                curl_easy_setopt(curl, CURLOPT_REFERER, "https://xui.ptlogin2.qq.com/cgi-bin/xlogin?link_target=blank&pt_disable_pwd=1&appid=716027601&daid=377&target=self&style=11&s_url=https%3A//connect.qq.com/widget/shareqq/success.html");
                res = curl_easy_perform(curl);

                /* Check for errors */
                if (res != CURLE_OK)
                {
                    fprintf(stderr, "curl_easy_perform() failed: %s\n",
                        curl_easy_strerror(res));
                    break;
                }

                //获取p_skey uin skey
                std::string p_skey_name = "Set-Cookie: p_skey=";
                auto p_skey_index = s.find(p_skey_name);
                if (p_skey_index == std::string::npos)
                    break;
                std::string p_skey = s.substr(p_skey_index + p_skey_name.length(), s.find(";", p_skey_index + p_skey_name.length()) - p_skey_index - p_skey_name.length());

                std::string uin_name = "Set-Cookie: uin=";
                auto uin_index = s.find(uin_name);
                if (uin_index == std::string::npos)
                    break;
                std::string uin = s.substr(uin_index + uin_name.length(), s.find(";", uin_index + uin_name.length()) - uin_index - uin_name.length());

                std::string skey_name = "Set-Cookie: skey=";
                auto skey_index = s.find(skey_name);
                if (skey_index == std::string::npos)
                    break;
                std::string skey = s.substr(skey_index + skey_name.length(), s.find(";", skey_index + skey_name.length()) - skey_index - skey_name.length());

                s.clear();
                curl_easy_setopt(curl, CURLOPT_URL, "https://cgi.connect.qq.com/proxy.html?t=20120217001&callback=1&id=1");
                curl_easy_setopt(curl, CURLOPT_REFERER, "https://connect.qq.com/widget/shareqq/index.html?url=https%3A%2F%2Fwww.bilibili.com");
                std::string cookies = "p_skey=";
                cookies.append(p_skey);
                cookies.append("; uin=");
                cookies.append(uin);
                cookies.append("; skey=");
                cookies.append(skey);
                cookies.append(";");
                curl_easy_setopt(curl, CURLOPT_COOKIE, cookies.c_str());
                ::Sleep(3000);//后面这里太快，调用接口会404，官方自己也有这个问题
                res = curl_easy_perform(curl);

                /* Check for errors */
                if (res != CURLE_OK)
                {
                    fprintf(stderr, "curl_easy_perform() failed: %s\n",
                        curl_easy_strerror(res));
                    break;
                }
                std::string is_first = "https://cgi.connect.qq.com/qqconnectopen/is_first?t=";
                is_first.append(std::to_string(std::time(nullptr)));

                s.clear();
                curl_easy_setopt(curl, CURLOPT_URL, is_first.c_str());
                curl_easy_setopt(curl, CURLOPT_REFERER, "https://cgi.connect.qq.com/proxy.html?t=20120217001&callback=1&id=1");
                ::Sleep(3000);
                res = curl_easy_perform(curl);

                /* Check for errors */
                if (res != CURLE_OK)
                {
                    fprintf(stderr, "curl_easy_perform() failed: %s\n",
                        curl_easy_strerror(res));
                    break;
                }

                std::string get_user_friends = "https://cgi.connect.qq.com/qqconnectopen/openapi/get_user_friends?t=";
                get_user_friends.append(std::to_string(std::time(nullptr)));

                s.clear();
                curl_easy_setopt(curl, CURLOPT_URL, get_user_friends.c_str());
                curl_easy_setopt(curl, CURLOPT_REFERER, "https://cgi.connect.qq.com/proxy.html?t=20120217001&callback=1&id=1");
                curl_easy_setopt(curl, CURLOPT_COOKIE, cookies.c_str());
                ::Sleep(3000);
                res = curl_easy_perform(curl);

                /* Check for errors */
                if (res != CURLE_OK)
                {
                    fprintf(stderr, "curl_easy_perform() failed: %s\n",
                        curl_easy_strerror(res));
                    break;
                }
                s = UTF8ToGBEx(s.c_str());
                std::cout << s << std::endl;

            }


        } while (false);

        /* always cleanup */
        curl_easy_cleanup(curl);
    }

    std::cout << "Program finished!" << std::endl;

    return 0;
}

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