感谢大佬抽出时间来进来看帖子

string Buffer;
    HINTERNET hSession = 0, hConnect = 0, hRequest = 0;

    if (WinHttpCheckPlatform())
    {
        hSession = WinHttpOpen(L"Mozilla/5.0 (Windows NT 6.1; Win64; x64)", WINHTTP_ACCESS_TYPE_NO_PROXY, WINHTTP_NO_PROXY_NAME, WINHTTP_NO_PROXY_BYPASS, NULL);
        if (hSession)
        {
            WinHttpSetTimeouts(hSession, 3000, 3000, 3000, 3000);
            hConnect = WinHttpConnect(hSession, L"baidu.com", 80, NULL);
            if (hConnect)
            {
                wstring Temp = L"/api/";
                Temp += name;
                hRequest = WinHttpOpenRequest(hConnect, L"POST", Temp.c_str(), NULL, WINHTTP_NO_REFERER, WINHTTP_DEFAULT_ACCEPT_TYPES, NULL);
                if (hRequest)
                {
                    WinHttpAddRequestHeaders(hRequest, L"Accept: */*", -1, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE);
                    WinHttpAddRequestHeaders(hRequest, L"Accept-Language: zh-cn", -1, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE);
                    WinHttpAddRequestHeaders(hRequest, L"Content-Type: application/x-www-form-urlencoded; charset=GBK", -1, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE);
                    WinHttpAddRequestHeaders(hRequest, L"Cache-Control: no-cache", -1, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE);
                    if (WinHttpSendRequest(hRequest, WINHTTP_NO_ADDITIONAL_HEADERS, -1, (LPVOID)data.c_str(), (DWORD)data.length(), (DWORD)data.length(), NULL))
                    {

在C++控制台上可以正常发包

在DLL里调用失败 错误码：139F(HEX) - 5023(DEC)

翻遍 Baidu Google 才找到一个类似的
但也没有成功解决

还请有经验的大佬解惑

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