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///定义的结构
struct sock4req1
{
char VN;
char CD;
unsigned short Port;
unsigned long IPAddr;
char other[1];
};
struct sock4ans1
{
char VN;
char CD;
};
struct sock5req1
{
char Ver;
char nMethods;
char Methods[255];
};
struct sock5ans1
{
char Ver;
char Method;
};
struct sock5req2
{
char Ver;
char Cmd;
char Rsv;
char Atyp;
unsigned long IPAddr;
unsigned short Port;
// char other[1];
};
struct sock5ans2
{
char Ver;
char Rep;
char Rsv;
char Atyp;
char other[1];
};
struct authreq
{
char Ver;
char Ulen;
char Name[255];
char PLen;
char Pass[255];
};
struct authans
{
char Ver;
char Status;
};
///
///代码片段
void CTestDlg::OnSocks4()
{
CString m_sError;
ClientSock.Create();
//Socks4代理服务器端口及地址
//if( !ClientSock.Connect( “195.65.215.38”,1080) )
if( !ClientSock.Connect( “192.168.123.194”,1080) )
{
m_sError = _T(“不能连接到代理服务器!”);
ClientSock.Close();
MessageBox(m_sError);
return ;
}
char buff[100];
memset(buff,0,100);
struct sock4req1 *m_proxyreq;
m_proxyreq = (struct sock4req1 *)buff;
m_proxyreq->VN = 4;
m_proxyreq->CD = 1;
m_proxyreq->Port = ntohs(21);
m_proxyreq->IPAddr = inet_addr(“219.201.39.50”);
strcpy(m_proxyreq->other , “”);
ClientSock.Send(buff,9);
struct sock4ans1 *m_proxyans;
m_proxyans = (struct sock4ans1 *)buff;
memset(buff,0,100);
ClientSock.Receive(buff,100);
if(m_proxyans->VN != 0 || m_proxyans->CD != 90)
{
m_sError = _T(“通过代理连接主站不成功!”);
ClientSock.Close();
MessageBox(m_sError);
return ;
}
//连接已经建立,发送及接收数据
memset(buff,0,100);
strcpy(buff,”Hello!”);
ClientSock.Send(buff,sizeof(buff));
memset(buff,0,100);
ClientSock.Receive(buff,100);
MessageBox(buff);
ClientSock.Close();
}
void CTestDlg::OnSocks5()
{
// TODO: Add your control notification handler code here
//http://my.nbip.net/homepage/nblulei/ttdl/sockdllb.htm
CString m_sError;
ClientSock.Create();
//Socks5代理服务器端口及地址
//if( !ClientSock.Connect(“61.238.12.84”,12654) )
if( !ClientSock.Connect(“192.168.123.194”,1080) )
{
m_sError = _T(“不能连接到代理服务器!”);
ClientSock.Close();
MessageBox(m_sError);
return ;
}
char buff[600];
struct sock5req1 *m_proxyreq1;
m_proxyreq1 = (struct sock5req1 *)buff;
m_proxyreq1->Ver = 5;
m_proxyreq1->nMethods = 2;
m_proxyreq1->Methods[0] = 0;
m_proxyreq1->Methods[1] = 2;
ClientSock.Send(buff,4);
struct sock5ans1 *m_proxyans1;
m_proxyans1 = (struct sock5ans1 *)buff;
memset(buff,0,600);
ClientSock.Receive(buff,600);
if(m_proxyans1->Ver != 5 || (m_proxyans1->Method!=0 && m_proxyans1->Method!=2))
{
m_sError = _T(“通过代理连接主站不成功!”);
ClientSock.Close();
MessageBox(m_sError);
return ;
}
if(m_proxyans1->Method == 2)
{
int nUserLen = strlen(“alon”);
int nPassLen = strlen(“alon”);
struct authreq *m_authreq = {0};
m_authreq = (struct authreq *)buff;
m_authreq->Ver = 1;
m_authreq->Ulen = nUserLen;
strcpy(m_authreq->Name,”alon”);
m_authreq->PLen = nPassLen;
strcpy(m_authreq->Pass,”alon”);
ClientSock.Send(buff,513);
struct authans *m_authans;
m_authans = (struct authans *)buff;
memset(buff,0,600);
ClientSock.Receive(buff,600);
if(m_authans->Ver != 1 || m_authans->Status != 0)
{
m_sError = _T(“代理服务器用户验证不成功!”);
ClientSock.Close();
MessageBox(m_sError);
return ;
}
}
struct sock5req2 *m_proxyreq2;
m_proxyreq2 = (struct sock5req2 *)buff;
m_proxyreq2->Ver = 5;
m_proxyreq2->Cmd = 1;
m_proxyreq2->Rsv = 0;
m_proxyreq2->Atyp = 1;
m_proxyreq2->IPAddr = inet_addr(“219.201.39.50”);
m_proxyreq2->Port = ntohs(21);
ClientSock.Send(buff,sizeof(struct sock5req2));
struct sock5ans2 *m_proxyans2;
memset(buff,0,600);
m_proxyans2 = (struct sock5ans2 *)buff;
ClientSock.Receive(buff,600);
if(m_proxyans2->Ver != 5 || m_proxyans2->Rep != 0)
{
m_sError = _T(“通过代理连接主站不成功!”);
ClientSock.Close();
MessageBox(m_sError);
return ;
}
//连接已经建立,发送及接收数据
memset(buff,0,600);
strcpy(buff,”Hello!”);
ClientSock.Send(buff,sizeof(buff));
memset(buff,0,600);
ClientSock.Receive(buff,600);
MessageBox(buff);
ClientSock.Close();
}
void CTestDlg::OnHttp()
{
// TODO: Add your control notification handler code here
CString m_sError;
ClientSock.Create();
//if( !ClientSock.Connect(“61.145.123.202”,3128) )
if( !ClientSock.Connect(“211.92.143.19”,3128) )
//if( !ClientSock.Connect(“WWW.TOM.COM”,80) )
{
m_sError = _T(“不能连接到代理服务器!”);
ClientSock.Close();
MessageBox(m_sError);
return ;
}
char buff[600] = {0};
// sprintf( buff, “%s%s:%d%s”,”CONNECT “,”219.201.39.50″,21,” HTTP/1.1/r/nUser-Agent: MyApp/0.1/r/n/r/n”);
sprintf( buff, “%s%s:%d%s”,”CONNECT “,”219.201.39.50″,21,” HTTP/1.1/r/nUser-Agent: CERN-LineMode/2.15 libwww/2.17b3/r/n/r/n”);
// sprintf( buff, “%s%s:%d%s”,”CONNECT “,”www.tom.com”,80,” HTTP/1.1/r/nUser-Agent: CERN-LineMode/2.15 libwww/2.17b3/r/n/r/n”);
// sprintf( buff, “%s%s”,”GET “,”HTTP://WWW.TOM.COM HTTP/1.1/r/n/r/n”);
ClientSock.Send(buff,strlen(buff)); //发送请求
memset(buff,0,600);
ClientSock.Receive(buff,600);
if(strstr(buff, “HTTP/1.0 200 Connection established”) == NULL) //连接不成功
{
m_sError = _T(“通过代理连接主站不成功!”);
ClientSock.Close();
return ;
}
/* if( strstr(buff, “Error 403”) )
{
//return GoError(PROXYERROR_PROXYDISABLE); //代理服务器拒绝请求
}
if( strstr(buff, “407 Proxy authentication required”) ) //需要身份验证
{
//return GoError(PROXYERROR_USERNAMEORPASSWORD); //用户身份校检不成功
}
if( strstr(buff, “Connection refuesed”) )
{
//return GoError(PROXYERROR_CONNECTHOSTSERVER); //通过代理连接主站不成功
}
if( strstr(buff, “Access Denied”) )
{
//return GoError(PROXYERROR_USERNAMEORPASSWORD); //用户身份校检不成功
}
if(strstr(buff, “Connection refused by Remote Host”) )
{
//return GoError(PROXYERROR_CONNECTHOSTSERVER); //通过代理连接主站不成功
}
ClientSock.Close();
*/
//连接已经建立,发送及接收数据
memset(buff,0,600);
strcpy(buff,”Hello!”);
ClientSock.Send(buff,sizeof(buff));
memset(buff,0,600);
ClientSock.Receive(buff,600);
MessageBox(buff);
ClientSock.Close();
}
/
///另附一些http的请求和返回
发送一:
CONNECT 61.135.158.91:80 HTTP/1.1
User-Agent: MyApp/0.1
发送二:
CONNECT 61.135.158.91:80 HTTP/1.1
User-Agent: CERN-LineMode/2.15 libwww/2.17b3
发送三:
CONNECT 127.0.0.1:2222 HTTP/1.0
User-agent: MyApp/1.0
Proxy-authorization: enter xxxxxx
接收一:
HTTP/1.0 403 Forbidden
Server: Topproxy-2.0/
Mime-Version: 1.0
Date: Thu, 18 Nov 2004 16:37:53 GMT
Content-Type: text/html
Content-Length: 718
Expires: Thu, 18 Nov 2004 16:37:53 GMT
X-Squid-Error: ERR_ACCESS_DENIED 0
X-Cache: MISS fro
接收二:
HTTP/1.0 502 Proxy Error ( SSL port specified is not allowed. )
Via: 1.0 PROXY
Pragma: no-cache
Cache-Control: no-cache
Content-Type: text/html
<!DOCTYPE HTML PUBLIC “-//IETF//DTD HTML//EN”>
<html>
<head>
<meta http-equiv=”Conten”
接收三:
HTTP/1.1 403 Forbidden
Date: Sat, 20 Nov 2004 14:33:13 GMT
Content-Length: 257
Content-Type: text/html
Server: NetCache appliance (NetApp/5.6R1D6)
<HTML>
<HEAD><TITLE>403 Forbidden</TITLE></HEAD>
<BODY>
<H1>Forbidden</H1>
<H4>
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