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本文实例讲述了C++实现优酷土豆去视频广告的方法。分享给大家供大家参考。具体分析如下：
之前写的一个工具，好不好用我不知道，我自己用着挺好，编译环境VC6.0，原理是改HOST文件，不过还改了其他地方，可以看看源码，暂时支持XP，WIN7没写，代码可能有些乱，有兴趣的朋友可以自己改改。
// guanggaoDlg.cpp : implementation file
WIN32_FIND_DATA FindFileData;
void CGuanggaoDlg::OnButton1()
{
//屏蔽功能
CopyFile("C:\\WINDOWS\\system32\\drivers\\etc\\hosts","C:\\WINDOWS\\system32\\drivers\\etc\\bak.hosts",TRUE);
TCHAR lujing[MAX_PATH] = "C:\\Documents and Settings\\Administrator\\Application Data\\Macromedia\\Flash Player\\#SharedObjects\\";
TCHAR lujing2[MAX_PATH] = "C:\\Documents and Settings\\Administrator\\Application Data\\Macromedia\\Flash Player\\#SharedObjects\\";
TCHAR youku[MAX_PATH] = "\\static.youku.com";
TCHAR tudou[MAX_PATH] = "\\js.tudouui.com";
HANDLE hFist = FindFirstFile("C:\\Documents and Settings\\Administrator\\Application Data\\Macromedia\\Flash Player\\#SharedObjects\\*",&FindFileData);
FindNextFile (hFist, &FindFileData);
FindNextFile (hFist, &FindFileData);
strcat(lujing,FindFileData.cFileName);
strcat(lujing2,FindFileData.cFileName);
LPSTR dedaoquanlujing = strcat(lujing,youku);
LPSTR dedaoquanlujing2 = strcat(lujing2,tudou);
SHFILEOPSTRUCT filecaoz;
ZeroMemory(&filecaoz,sizeof(filecaoz));
filecaoz.wFunc = FO_DELETE;
filecaoz.fFlags = FOF_NOCONFIRMATION|FOF_SIMPLEPROGRESS;
filecaoz.hNameMappings = NULL;
filecaoz.hwnd = NULL;
filecaoz.lpszProgressTitle = NULL;
filecaoz.pFrom = dedaoquanlujing;
SHFileOperation(&filecaoz);
SHFILEOPSTRUCT filecaoz2;
ZeroMemory(&filecaoz2,sizeof(filecaoz2));
filecaoz.wFunc = FO_DELETE;
filecaoz.fFlags = FOF_NOCONFIRMATION|FOF_SIMPLEPROGRESS;
filecaoz.hNameMappings = NULL;
filecaoz.hwnd = NULL;
filecaoz.lpszProgressTitle = NULL;
filecaoz.pFrom = dedaoquanlujing2;
SHFileOperation(&filecaoz2);
SetFileAttributes(dedaoquanlujing,0);
DeleteFile(dedaoquanlujing);
DeleteFile(dedaoquanlujing2);
HANDLE wenjian = CreateFile(dedaoquanlujing,GENERIC_WRITE|GENERIC_READ,FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
HANDLE wenjian2 = CreateFile(dedaoquanlujing2,GENERIC_WRITE|GENERIC_READ,FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
SetFileAttributes(dedaoquanlujing,0);
SetFileAttributes(dedaoquanlujing2,0);
CloseHandle(hFist);
CloseHandle(wenjian);
CloseHandle(wenjian2);
//HOST
SetFileAttributes("C:\\WINDOWS\\system32\\drivers\\etc\\hosts",0);
HANDLE wenjianjubing = CreateFile("C:\\WINDOWS\\system32\\drivers\\etc\\hosts",GENERIC_WRITE|GENERIC_READ,FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
//去优酷
DWORD sizebuff = 0;
char a1[] = {"#youku\r\n"};
char a2[] = {"127.0.0.1 atm.youku.com\r\n"};
char a3[] = {"127.0.0.1 Fvid.atm.youku.com\r\n"};
char a4[] = {"127.0.0.1 html.atm.youku.com\r\n"};
char a5[] = {"127.0.0.1 valb.atm.youku.com\r\n"};
char a6[] = {"127.0.0.1 valf.atm.youku.com\r\n"};
char a7[] = {"127.0.0.1 valo.atm.youku.com\r\n"};
char a8[] = {"127.0.0.1 valp.atm.youku.com\r\n"};
char a9[] = {"127.0.0.1 lstat.youku.com\r\n"};
char a10[] = {"127.0.0.1 speed.lstat.youku.com\r\n"};
char a11[] = {"127.0.0.1 urchin.lstat.youku.com\r\n"};
char a12[] = {"127.0.0.1 stat.youku.com\r\n"};
char a13[] = {"127.0.0.1 valc.atm.youku.com\r\n"};
char a14[] = {"127.0.0.1 vid.atm.youku.com\r\n"};
char a15[] = {"127.0.0.1 walp.atm.youku.com\r\n"};
char a16[] = {"127.0.0.1 static.lstat.youku.com\r\n"};
WriteFile(wenjianjubing,a1,sizeof(a1)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a2,sizeof(a2)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a3,sizeof(a3)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a4,sizeof(a4)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a5,sizeof(a5)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a6,sizeof(a6)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a7,sizeof(a7)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a8,sizeof(a8)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a9,sizeof(a9)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a10,sizeof(a10)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a11,sizeof(a11)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a12,sizeof(a12)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a13,sizeof(a13)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a14,sizeof(a14)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a15,sizeof(a15)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a16,sizeof(a16)-1,&sizebuff,NULL);
//去土豆
char b0[] = {"#tudou\r\n"};
char b1[]={"127.0.0.1 adextensioncontrol.tudou.com\r\n"};
char b2[]={"127.0.0.1 iwstat.tudou.com\r\n"};
char b3[]={"127.0.0.1 nstat.tudou.com\r\n"};
char b4[]={"127.0.0.1 stats.tudou.com\r\n"};
char b5[]={"127.0.0.1 *.p2v.tudou.com*\r\n"};
char b6[]={"127.0.0.1 at-img1.tdimg.com\r\n"};
char b7[]={"127.0.0.1 at-img2.tdimg.com\r\n"};
char b8[]={"127.0.0.1 at-img3.tdimg.com\r\n"};
char b9[]={"127.0.0.1 adplay.tudou.com\r\n"};
char b10[]={"127.0.0.1 adcontrol.tudou.com\r\n"};
char b11[]={"127.0.0.1 stat.tudou.com\r\n"};
WriteFile(wenjianjubing,b0,sizeof(b0)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,b1,sizeof(b1)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,b2,sizeof(b2)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,b3,sizeof(b3)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,b4,sizeof(b4)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,b5,sizeof(b5)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,b6,sizeof(b6)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,b7,sizeof(b7)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,b8,sizeof(b8)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,b9,sizeof(b9)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,b10,sizeof(b10)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,b11,sizeof(b11)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,a15,sizeof(a15)-1,&sizebuff,NULL);
//去酷6
char c0[] = {"#ku6\r\n"};
char c1[]={"127.0.0.1 1.allyes.com.cn\r\n"};
char c2[]={"127.0.0.1 analytics.ku6.com\r\n"};
char c3[]={"127.0.0.1 gug.ku6cdn.com\r\n"};
char c4[]={"127.0.0.1 ku6.allyes.com\r\n"};
char c5[]={"127.0.0.1 ku6afp.allyes.com\r\n"};
char c6[]={"127.0.0.1 pq.stat.ku6.com\r\n"};
char c7[]={"127.0.0.1 st.vq.ku6.cn\r\n"};
char c8[]={"127.0.0.1 stat0.888.ku6.com\r\n"};
char c9[]={"127.0.0.1 stat1.888.ku6.com\r\n"};
char c10[]={"127.0.0.1 stat2.888.ku6.com\r\n"};
char c11[]={"127.0.0.1 stat3.888.ku6.com\r\n"};
char c12[]={"127.0.0.1 static.ku6.com\r\n"};
char c13[]={"127.0.0.1 v0.stat.ku6.com\r\n"};
char c14[]={"127.0.0.1 v1.stat.ku6.com\r\n"};
char c15[]={"127.0.0.1 v2.stat.ku6.com\r\n"};
char c16[]={"127.0.0.1 v3.stat.ku6.com\r\n"};
WriteFile(wenjianjubing,c0,sizeof(c0)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,c1,sizeof(c1)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,c2,sizeof(c2)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,c3,sizeof(c3)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,c4,sizeof(c4)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,c5,sizeof(c5)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,c6,sizeof(c6)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,c7,sizeof(c7)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,c8,sizeof(c8)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,c9,sizeof(c9)-1,&sizebuff,NULL);
WriteFile(wenjianjubing,c10,sizeo