Exemplo n.º 1
0
// initialize everything, if the socket isn't open.
static bool wsa_init()
{
        if (wsa_socket != INVALID_SOCKET) return true;
        int r;
        WSADATA wd;
        BOOL bc=true;

        if (0 != WSAStartup(0x101, &wd)) 
			goto error;
        wsa_socket=socket(PF_INET, SOCK_DGRAM, 0);
        if (wsa_socket == INVALID_SOCKET) 
			goto error;
        r=setsockopt(wsa_socket, SOL_SOCKET, SO_BROADCAST, (char*)&bc, sizeof(bc));
        if (r!=0) 
			goto error;
        if (wsa_bind(9998)) 
			return true; // bind to default port. 
	error:
        if (wsa_socket != INVALID_SOCKET) 
			closesocket(wsa_socket);
#ifdef DEBUG 
			OutputDebugString(TEXT("nclog: TCP/IP Problem"));
#endif
        return false;

}
Exemplo n.º 2
0
// initialize everything, if the socket isn't open.
static bool wsa_init()
{
  if (wsa_socket != INVALID_SOCKET) return true;
  int r;
  WSADATA wd;
  BOOL bc=true;
  
  if (0 != WSAStartup(0x101, &wd)) 
  {
	  MessageBox(0, L"WSAStartup failed", L"ERROR", 0);
  	  goto error;
  }
  wsa_socket=socket(PF_INET, SOCK_DGRAM, 0);
  if (wsa_socket == INVALID_SOCKET)
  {
	  MessageBox(0, L"socket failed", L"ERROR", 0);
	  goto error;
  }
  r=setsockopt(wsa_socket, SOL_SOCKET, SO_BROADCAST, (char*)&bc,
               sizeof(bc));
  if (r!=0)
  {
	MessageBox(0, L"setsockopt failed", L"ERROR", 0);
	goto error;
  }

  if (wsa_bind(9998)) return true; // bind to default port.

  MessageBox(0, L"Can Not Bind To Port", L"ERROR", 0);

error:
  if (wsa_socket != INVALID_SOCKET) closesocket(wsa_socket);
  return false;

}
Exemplo n.º 3
0
// can be called externally to select a different port for operations
bool set_nclog_port(unsigned short x) { return wsa_bind(x); }