winhttp 支持https的post请求
时间: 2023-08-23 09:02:26 浏览: 63
WinHTTP是Windows操作系统中的一种HTTP客户端库,它可以用于发送HTTP请求并接收响应。WinHTTP是由微软提供的一种可靠、高性能的HTTP库,可以用于开发Windows应用程序中的网络功能。
WinHTTP在支持HTTP协议的基础上,也支持HTTPS协议。HTTPS是基于HTTP协议的安全传输协议,它使用SSL/TLS协议对通信进行加密和认证,保证数据在传输过程中的安全性。
在WinHTTP中,可以使用WinHttpOpen函数创建一个WinHTTP会话句柄,然后使用WinHttpConnect函数连接到指定的HTTP或HTTPS服务器。在连接到服务器之后,可以使用WinHttpOpenRequest函数创建一个请求句柄,然后通过设置请求参数,如请求方法(POST)、URL、请求头等,来定义具体的请求。接着,可以使用WinHttpSendRequest函数发送请求,并使用WinHttpReceiveResponse函数接收服务器的响应。
对于HTTPS请求,还需要通过WinHttpSetOption设置一些选项,例如设置安全协议类型(TLS 1.0、TLS 1.1、TLS 1.2等)、指定客户端证书等。这些选项可以提供额外的安全性和认证功能,以确保双方通信的安全性。
总结而言,WinHTTP是支持HTTPS的,通过合理地配置WinHTTP的相关参数,可以在Windows应用程序中发送HTTPS的POST请求,并接收服务器的响应,实现安全的数据传输和通信。
相关问题
qt 使用 winhttp POST https demo
以下是使用 Qt 的 WinHTTP 发送 POST 请求的示例代码:
```cpp
#include <Windows.h>
#include <Winhttp.h>
#include <QDebug>
#pragma comment(lib, "Winhttp.lib")
void sendRequest()
{
// 打开一个会话句柄
HINTERNET hSession = WinHttpOpen(L"WinHTTP Example/1.0", WINHTTP_ACCESS_TYPE_DEFAULT_PROXY, WINHTTP_NO_PROXY_NAME, WINHTTP_NO_PROXY_BYPASS, 0);
if (!hSession) {
qWarning() << "WinHttpOpen failed: " << GetLastError();
return;
}
// 连接服务器
HINTERNET hConnect = WinHttpConnect(hSession, L"www.example.com", INTERNET_DEFAULT_HTTPS_PORT, 0);
if (!hConnect) {
qWarning() << "WinHttpConnect failed: " << GetLastError();
WinHttpCloseHandle(hSession);
return;
}
// 创建一个请求句柄
HINTERNET hRequest = WinHttpOpenRequest(hConnect, L"POST", L"/api", NULL, WINHTTP_NO_REFERER, WINHTTP_DEFAULT_ACCEPT_TYPES, WINHTTP_FLAG_SECURE);
if (!hRequest) {
qWarning() << "WinHttpOpenRequest failed: " << GetLastError();
WinHttpCloseHandle(hConnect);
WinHttpCloseHandle(hSession);
return;
}
// 设置请求头
LPCWSTR headers = L"Content-Type: application/json\r\n";
BOOL bResults = WinHttpAddRequestHeaders(hRequest, headers, (ULONG)wcslen(headers), WINHTTP_ADDREQ_FLAG_ADD);
if (!bResults) {
qWarning() << "WinHttpAddRequestHeaders failed: " << GetLastError();
WinHttpCloseHandle(hRequest);
WinHttpCloseHandle(hConnect);
WinHttpCloseHandle(hSession);
return;
}
// 设置请求体
LPCWSTR data = L"{\"name\":\"example\",\"age\":18}";
bResults = WinHttpSendRequest(hRequest, WINHTTP_NO_ADDITIONAL_HEADERS, 0, (LPVOID)data, (DWORD)wcslen(data) * sizeof(WCHAR), (DWORD)wcslen(data) * sizeof(WCHAR), 0);
if (!bResults) {
qWarning() << "WinHttpSendRequest failed: " << GetLastError();
WinHttpCloseHandle(hRequest);
WinHttpCloseHandle(hConnect);
WinHttpCloseHandle(hSession);
return;
}
// 发送请求
bResults = WinHttpReceiveResponse(hRequest, NULL);
if (!bResults) {
qWarning() << "WinHttpReceiveResponse failed: " << GetLastError();
WinHttpCloseHandle(hRequest);
WinHttpCloseHandle(hConnect);
WinHttpCloseHandle(hSession);
return;
}
// 读取响应体
DWORD dwSize = 0;
DWORD dwDownloaded = 0;
LPSTR pszOutBuffer;
std::string strResponse;
do {
// 获取响应体的大小
dwSize = 0;
if (!WinHttpQueryDataAvailable(hRequest, &dwSize)) {
qWarning() << "WinHttpQueryDataAvailable failed: " << GetLastError();
WinHttpCloseHandle(hRequest);
WinHttpCloseHandle(hConnect);
WinHttpCloseHandle(hSession);
return;
}
// 分配缓存
pszOutBuffer = new char[dwSize + 1];
if (!pszOutBuffer) {
qWarning() << "Out of memory";
WinHttpCloseHandle(hRequest);
WinHttpCloseHandle(hConnect);
WinHttpCloseHandle(hSession);
return;
}
// 读取响应体
ZeroMemory(pszOutBuffer, dwSize + 1);
if (!WinHttpReadData(hRequest, (LPVOID)pszOutBuffer, dwSize, &dwDownloaded)) {
qWarning() << "WinHttpReadData failed: " << GetLastError();
delete[] pszOutBuffer;
WinHttpCloseHandle(hRequest);
WinHttpCloseHandle(hConnect);
WinHttpCloseHandle(hSession);
return;
}
// 添加到响应字符串中
strResponse.append(pszOutBuffer, dwDownloaded);
delete[] pszOutBuffer;
} while (dwSize > 0);
// 输出响应字符串
qDebug() << QString::fromStdString(strResponse);
// 关闭句柄
WinHttpCloseHandle(hRequest);
WinHttpCloseHandle(hConnect);
WinHttpCloseHandle(hSession);
}
```
在上面的代码中,我们使用 WinHTTP 库发送了一个 HTTPS POST 请求,请求体为 JSON 格式的数据。你需要根据实际情况修改以下参数:
- `L"www.example.com"`:服务器域名或 IP 地址。
- `L"/api"`:请求的 API 路径。
- `L"Content-Type: application/json\r\n"`:请求头中的内容类型,根据实际情况修改。
- `L"{\"name\":\"example\",\"age\":18}"`:请求体的内容,根据实际情况修改。
qt5.6使用winhttp库post https方法
如果您想直接使用WinHttp库发送HTTP POST请求,可以使用以下代码:
```cpp
#include <QtCore/QCoreApplication>
#include <Windows.h>
#include <Winhttp.h>
#include <QDebug>
#pragma comment(lib, "Winhttp.lib")
int main(int argc, char *argv[])
{
QCoreApplication a(argc, argv);
HINTERNET hSession = WinHttpOpen(L"WinHttp Example/1.0", WINHTTP_ACCESS_TYPE_DEFAULT_PROXY, WINHTTP_NO_PROXY_NAME, WINHTTP_NO_PROXY_BYPASS, 0);
if(!hSession) {
qDebug() << "WinHttpOpen failed:" << GetLastError();
return 1;
}
HINTERNET hConnect = WinHttpConnect(hSession, L"example.com", INTERNET_DEFAULT_HTTPS_PORT, 0);
if(!hConnect) {
qDebug() << "WinHttpConnect failed:" << GetLastError();
WinHttpCloseHandle(hSession);
return 1;
}
HINTERNET hRequest = WinHttpOpenRequest(hConnect, L"POST", L"/", NULL, WINHTTP_NO_REFERER, WINHTTP_DEFAULT_ACCEPT_TYPES, WINHTTP_FLAG_SECURE);
if(!hRequest) {
qDebug() << "WinHttpOpenRequest failed:" << GetLastError();
WinHttpCloseHandle(hConnect);
WinHttpCloseHandle(hSession);
return 1;
}
LPCWSTR headers = L"Content-Type: application/x-www-form-urlencoded\r\n";
LPCWSTR data = L"key1=value1&key2=value2";
DWORD dataLength = wcslen(data) * sizeof(WCHAR);
BOOL bResult = WinHttpSendRequest(hRequest, headers, wcslen(headers), (LPVOID)data, dataLength, dataLength, 0);
if(!bResult) {
qDebug() << "WinHttpSendRequest failed:" << GetLastError();
WinHttpCloseHandle(hRequest);
WinHttpCloseHandle(hConnect);
WinHttpCloseHandle(hSession);
return 1;
}
bResult = WinHttpReceiveResponse(hRequest, NULL);
if(!bResult) {
qDebug() << "WinHttpReceiveResponse failed:" << GetLastError();
WinHttpCloseHandle(hRequest);
WinHttpCloseHandle(hConnect);
WinHttpCloseHandle(hSession);
return 1;
}
DWORD statusCode = 0;
DWORD statusCodeSize = sizeof(DWORD);
bResult = WinHttpQueryHeaders(hRequest, WINHTTP_QUERY_STATUS_CODE | WINHTTP_QUERY_FLAG_NUMBER, NULL, &statusCode, &statusCodeSize, NULL);
if(!bResult) {
qDebug() << "WinHttpQueryHeaders failed:" << GetLastError();
} else {
qDebug() << "Status code:" << statusCode;
}
QByteArray responseData;
DWORD bytesRead = 0;
DWORD bufferSize = 4096;
LPBYTE buffer = new BYTE[bufferSize];