恍兮惚兮 cb51b38533 version
2024-04-10 03:27:39 +08:00

74 lines
2.5 KiB
C++

#include <winhttp.h>
using InternetHandle = AutoHandle<Functor<WinHttpCloseHandle>>;
struct HttpRequest
{
HttpRequest(
const wchar_t* agentName,
const wchar_t* serverName,
const wchar_t* action,
const wchar_t* objectName,
std::string body = "",
const wchar_t* headers = NULL,
DWORD port = INTERNET_DEFAULT_PORT,
const wchar_t* referrer = NULL,
DWORD requestFlags = WINHTTP_FLAG_SECURE | WINHTTP_FLAG_ESCAPE_DISABLE,
const wchar_t* httpVersion = NULL,
const wchar_t** acceptTypes = NULL
);
operator bool() { return errorCode == ERROR_SUCCESS; }
std::wstring response;
std::wstring headers;
InternetHandle connection = NULL;
InternetHandle request = NULL;
DWORD errorCode = ERROR_SUCCESS;
};
HttpRequest::HttpRequest(
const wchar_t* agentName,
const wchar_t* serverName,
const wchar_t* action,
const wchar_t* objectName,
std::string body,
const wchar_t* headers,
DWORD port,
const wchar_t* referrer,
DWORD requestFlags,
const wchar_t* httpVersion,
const wchar_t** acceptTypes
)
{
static std::atomic<HINTERNET> internet = NULL;
if (!internet) internet = WinHttpOpen(agentName, WINHTTP_ACCESS_TYPE_DEFAULT_PROXY, NULL, NULL, 0);
if (internet)
if (InternetHandle connection = WinHttpConnect(internet, serverName, port, 0))
if (InternetHandle request = WinHttpOpenRequest(connection, action, objectName, httpVersion, referrer, acceptTypes, requestFlags))
if (WinHttpSendRequest(request, headers, -1UL, body.empty() ? NULL : body.data(), body.size(), body.size(), NULL))
{
WinHttpReceiveResponse(request, NULL);
//DWORD size = 0;
//WinHttpQueryHeaders(request, WINHTTP_QUERY_RAW_HEADERS_CRLF, WINHTTP_HEADER_NAME_BY_INDEX, NULL, &size, WINHTTP_NO_HEADER_INDEX);
//this->headers.resize(size);
//WinHttpQueryHeaders(request, WINHTTP_QUERY_RAW_HEADERS_CRLF, WINHTTP_HEADER_NAME_BY_INDEX, this->headers.data(), &size, WINHTTP_NO_HEADER_INDEX);
std::string data;
DWORD availableSize, downloadedSize;
do
{
availableSize = 0;
WinHttpQueryDataAvailable(request, &availableSize);
if (!availableSize) break;
std::vector<char> buffer(availableSize);
WinHttpReadData(request, buffer.data(), availableSize, &downloadedSize);
data.append(buffer.data(), downloadedSize);
} while (availableSize > 0);
response = StringToWideString(data);
this->connection = std::move(connection);
this->request = std::move(request);
}
else errorCode = GetLastError();
else errorCode = GetLastError();
else errorCode = GetLastError();
else errorCode = GetLastError();
}