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Copy pathUseHttp.cpp
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159 lines (146 loc) · 3.29 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, "..//bin//Debug//IHttpD")
#else
#pragma comment(lib, "..//bin//Release//IHttp")
#endif
#include <crtdbg.h>
#include <Windows.h>
bool TestWinInet();
bool TestWinHttp();
bool TestSocketHttp();
bool TestDownloadFile();
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
}
};
//extern "C" __declspec(dllimport ) bool CreateInstance(IHttpBase** pBase, HttpFlag flag);
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, Hf_WinInet);
if (!bRet)
{
return false;
}
char* pMem = NULL;
int nSize = 0;
const wchar_t* pUrl = L"http://blog.csdn.net/mfcing";
string str = pHttp->Request(pUrl, Hr_Get);
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
//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
HttpInterfaceError code = pHttp->GetErrorCode();
pHttp->FreeInstance();
return false;
}
pHttp->FreeInstance();
return true;
}
bool TestWinHttp()
{
IWinHttp* pHttp;
bool bRet = CreateInstance((IHttpBase**)&pHttp, Hf_WinHttp);
if (!bRet)
{
return false;
}
const char* pUrl = "www.haoso.com";
string strHtml = pHttp->Request(pUrl, Hr_Get);
if (strHtml.empty())
{
//请求失败
pHttp->FreeInstance();
return false;
}
else
{
printf("%s html : %s", pUrl, strHtml.c_str());
}
pHttp->FreeInstance();
return true;
}
bool TestSocketHttp()
{
ISocketHttp* pHttp;
bool bRet = CreateInstance((IHttpBase**)&pHttp, Hf_Socket);
if (!bRet)
{
return false;
}
const wchar_t* pUrl = L"www.sogou.com";
char* pHtml = NULL;
int nSize = 0;
if (!pHttp->DownloadToMem(pUrl, (void**)&pHtml, &nSize))
{
//下载失败
pHttp->FreeInstance();
return false;
}
printf("html: %s\n", pHtml);
//释放内存空间
free(pHtml);
pHttp->FreeInstance();
return true;
}
bool TestDownloadFile()
{
IWinHttp* pHttp;
bool bRet = CreateInstance((IHttpBase**)&pHttp, Hf_WinHttp);
if (!bRet)
{
return false;
}
CMyCallback cb;
pHttp->SetDownloadCallback(&cb, NULL);
const wchar_t* pUrl = L"http://sw.bos.baidu.com/sw-search-sp/software/97e90d6bfca7b/WeChat_2.2.0.37_Setup.exe";
const wchar_t* pSavePath = L"c:\\down.exe";
if (!pHttp->DownloadFile(pUrl, pSavePath))
{
//下载失败
pHttp->FreeInstance();
return false;
}
pHttp->FreeInstance();
return true;
}