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  • 大小: 48KB
    文件類型: .rar
    金幣: 2
    下載: 0 次
    發布日期: 2021-06-11
  • 語言: C/C++
  • 標簽: c++??

資源簡介

VC++穿透sock5代理訪問防火墻以外的程序 VC++穿透sock5代理訪問防火墻以外的程序

資源截圖

代碼片段和文件信息

//?AsyncProxySocket.cpp?:?implementation?file
//

#include?“stdafx.h“
#include?“SockProxy.h“
#include?“AsyncProxySocket.h“
#include?“ProxySocket.h“

#ifdef?_DEBUG
#define?new?DEBUG_NEW
#undef?THIS_FILE
static?char?THIS_FILE[]?=?__FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
//?CAsyncProxySocket

CAsyncProxySocket::CAsyncProxySocket()
{
}

CAsyncProxySocket::~CAsyncProxySocket()
{
}


//?Do?not?edit?the?following?lines?which?are?needed?by?ClassWizard.
#if?0
BEGIN_MESSAGE_MAP(CAsyncProxySocket?CAsyncSocket)
//{{AFX_MSG_MAP(CAsyncProxySocket)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
#endif //?0

/////////////////////////////////////////////////////////////////////////////
//?CAsyncProxySocket?member?functions

void?CAsyncProxySocket::OnReceive(int?nErrorCode)?
{
CAsyncSocket::OnReceive(nErrorCode);
if(nErrorCode?!=?0)
return;
char?buf[BUFF_SIZE];
char*?p?=?NULL;

int?num?=?Receive(buf?BUFF_SIZE?0);
if(num?==?0?||?num?==?SOCKET_ERROR){
TRACE(“Error?in?receive?UDP?message!\n“);
return;
}
if(buf[0]?==?0?&&?buf[1]?==?0){
TRACE(“Received?a?UDP?Packets!\n“);
switch(buf[2]){
case?ATYP_IPV4:
p?=?buf?+?10;
//here?add?your?processing?code....
break;
case?ATYP_DOMAINNAME:
p?=?buf?+?buf[4]?+?7;
//here?add?your?processing?code....
break;
case?ATYP_IPV6:
p?=?buf?+?22;
//here?add?your?processing?code....
break;
}
}
}

int?CAsyncProxySocket::UDPSend(char?*buf?int?size)
{
char*?lpData?=?new?char[size?+?262];
int?len?=?0;

memset(lpData?0?size?+?262);
lpData[2]?=?0;?????//不支持幀組合
in_addr?sa?=?CProxySocket::GetIpByHost(m_strRemote.GetBuffer(0));
if(sa.s_addr?!=?INADDR_NONE){
lpData[3]?=?ATYP_IPV4;
memcpy(lpData?+?4?&sa?4);
memcpy(lpData?+?8?&m_nPortRemote?2);
len?=?10;
}
else{
lpData[3]?=?ATYP_DOMAINNAME;
len?=?lpData[4]?=?m_strRemote.GetLength();
memcpy(lpData?+?5?m_strRemote.GetBuffer(0)?lpData[4]);
m_strRemote.ReleaseBuffer();
memcpy(lpData?+?len?+?5?&m_nPortRemote?2);
len?=?len?+?7;
}
memcpy(lpData?+?len?buf?size);
int?num?=?Send(lpData?len?+?size);
if(num?==?0?||?num?!=?(len?+size)){
TRACE(“Send?UDP?error!\n“);
delete?[]?lpData;
return?0;
}
delete?[]?lpData;
return?len?+?size;
}

?屬性????????????大小?????日期????時間???名稱
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