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178 lines (167 loc) · 4.17 KB
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// UseHttp.cpp : 定义控制台应用程序的入口点。
//
#include "stdafx.h"
#include "..//IHttp/IHttpInterface.h"
#ifdef _DEBUG
#pragma comment(lib, "../lib/IHttpD.lib")
#else
#pragma comment(lib, "../lib/IHttp.lib")
#endif
#include <crtdbg.h>
#include <Windows.h>
bool TestWinInet();
bool TestWinHttp();
bool TestSocketHttp();
bool TestDownloadFile();
//下载文件的回调类，显示下载进度&控制下载
class CMyCallback
: public IHttpCallback
{
public:
virtual void OnDownloadCallback(void* pParam, DownloadState state, double nTotalSize, double nLoadSize)
{
if (nTotalSize>0)
{
int nPercent = (int)( 100*(nLoadSize/nTotalSize) );
printf("下载进度：%d%%\n", nPercent);
}
}
virtual bool IsNeedStop()
{
//如果需要在外部终止下载，返回true
return false;//继续下载
}
};
int _tmain(int argc, _TCHAR* argv[])
{
//TestWinInet(); //测试使用WinInet实现的HTTP接口
//TestWinHttp(); //测试使用WinHttp实现的HTTP接口
TestSocketHttp(); //测试使用Socket实现的HTTP接口
//TestDownloadFile(); //测试下载文件，使用回调接口获取下载进度
system("pause");
//打印出内存泄漏信息
_CrtDumpMemoryLeaks();
return 0;
}
bool TestWinInet()
{
IWininetHttp* pHttp;
bool bRet = CreateInstance((IHttpBase**)&pHttp, TypeWinInet);
if (!bRet)
{
return false;
}
char* pMem = NULL;
int nSize = 0;
const wchar_t* pUrl = L"https://blog.csdn.net/mfcing";
//添加自定义http头信息
pHttp->AddHeader("name", "Jelin");
pHttp->AddHeader("address", "Shanghai");
string str = pHttp->Request(pUrl, HttpGet);
if (str.empty())
{
//请求失败
pHttp->FreeInstance();
return false;
}
if (pHttp->DownloadToMem(pUrl, (void**)&pMem, &nSize))
{//下载到内存中，与下载到本地相比效率更高，不用读写文件（仅适用于文件小文件）
//用完之后一定要释放这块内存空间
free(pMem);
}
else
{
//下载失败，获取错误信息
DWORD dwCode = GetLastError();
HttpInterfaceError code = pHttp->GetErrorCode();
pHttp->FreeInstance();
return false;
}
//测试post请求
std::string ret = pHttp->Request("https://chat.jelinyao.cn/postTest", HttpPost, "{\"name\":\"Jelin\",\"address\":\"Shanghai\"}");
pHttp->FreeInstance();
return true;
}
bool TestWinHttp()
{
IWinHttp* pHttp;
bool bRet = CreateInstance((IHttpBase**)&pHttp, TypeWinHttp);
if (!bRet)
{
return false;
}
const char* pUrl = "https://www.qq.com";
//添加自定义http头信息
pHttp->AddHeader("name", "Jelin");
pHttp->AddHeader("address", "Shanghai");
string strHtml = pHttp->Request(pUrl, HttpGet);
if (strHtml.empty())
{
//请求失败
pHttp->FreeInstance();
return false;
}
else
{
printf("%s html : %s\n", pUrl, strHtml.c_str());
}
//测试post请求
std::string ret = pHttp->Request("https://chat.jelinyao.cn/postTest", HttpPost, "{\"name\":\"Jelin\",\"address\":\"Shanghai\"}");
pHttp->FreeInstance();
return true;
}
bool TestSocketHttp()
{
//使用winsock之前需要进行初始化
InitWSASocket();
ISocketHttp* pHttp;
bool bRet = CreateInstance((IHttpBase**)&pHttp, TypeSocket);
if (!bRet)
{
UninitWSASocket();
return false;
}
const wchar_t* pUrl = L"http://www.hbsrsksy.cn/";
char* pHtml = NULL;
int nSize = 0;
//添加自定义http头信息
pHttp->AddHeader("name", "Jelin");
pHttp->AddHeader("address", "Shanghai");
//下载网页内容到内存中，该内存由malloc动态申请，使用后需要手动释放
if (!pHttp->DownloadToMem(pUrl, (void**)&pHtml, &nSize))
{
//下载失败
pHttp->FreeInstance();
UninitWSASocket();
return false;
}
printf("html: %s\n", pHtml);
//释放内存空间
free(pHtml);
pHttp->FreeInstance();
UninitWSASocket();
return true;
}
bool TestDownloadFile()
{
IWinHttp* pHttp;
bool bRet = CreateInstance((IHttpBase**)&pHttp, TypeWinHttp);
if (!bRet)
{
return false;
}
CMyCallback cb;
pHttp->SetDownloadCallback(&cb, NULL);
const wchar_t* pSavePath = L"c:\\down.exe";
if (!pHttp->DownloadFile(pUrl, pSavePath))
{
//下载失败
DWORD dwCode = GetLastError();
HttpInterfaceError error = pHttp->GetErrorCode();
pHttp->FreeInstance();
return false;
}
pHttp->FreeInstance();
return true;
}