Tchannel
OS_server_connection_accept (Tchannel channel,
void * peer_host, unsigned int * peer_port)
{
static struct sockaddr_in address;
SOCKET s;
{
unsigned long nonblockp = (CHANNEL_NONBLOCKING (channel));
VOID_SOCKET_CALL
(ioctlsocket, ((CHANNEL_SOCKET (channel)), FIONBIO, (&nonblockp)));
}
{
int address_length = (sizeof (struct sockaddr_in));
s = (accept ((CHANNEL_SOCKET (channel)),
((struct sockaddr *) (&address)),
(&address_length)));
}
if (s == INVALID_SOCKET)
{
DWORD code = (WSAGetLastError ());
if (code == WSAEWOULDBLOCK)
return (NO_CHANNEL);
NT_error_api_call (code, apicall_accept);
}
transaction_begin ();
socket_close_on_abort (s);
if (peer_host != 0)
memcpy (peer_host,
(& (address . sin_addr)),
(sizeof (address . sin_addr)));
if (peer_port != 0)
(*peer_port) = (address . sin_port);
RETURN_SOCKET (s, NT_channel_class_tcp_stream_socket);
}
void
OS_shutdown_socket (Tchannel channel, unsigned long how)
{
VOID_SOCKET_CALL
(shutdown,
((CHANNEL_SOCKET (channel)),
((how == 1) ? SD_RECEIVE : (how == 2) ? SD_SEND : SD_BOTH)));
}
void
OS_bind_tcp_server_socket (Tchannel channel, void * host, unsigned int port)
{
struct sockaddr_in address;
BOOL one = 1;
memset ((&address), 0, (sizeof (address)));
(address . sin_family) = AF_INET;
memcpy ((& (address . sin_addr)), host, (sizeof (address . sin_addr)));
(address . sin_port) = port;
VOID_SOCKET_CALL
(setsockopt, ((CHANNEL_SOCKET (channel)),
SOL_SOCKET,
SO_REUSEADDR,
((void *) (&one)),
(sizeof (one))));
VOID_SOCKET_CALL
(bind, ((CHANNEL_SOCKET (channel)),
((struct sockaddr *) (&address)),
(sizeof (struct sockaddr_in))));
}
Tchannel
OS_open_tcp_stream_socket (void * host, unsigned int port)
{
SOCKET s;
struct sockaddr_in address;
SOCKET_SOCKET_CALL (socket, (PF_INET, SOCK_STREAM, 0), s);
transaction_begin ();
socket_close_on_abort (s);
memset ((&address), 0, (sizeof (address)));
(address . sin_family) = AF_INET;
memcpy ((& (address . sin_addr)), host, (sizeof (address . sin_addr)));
(address . sin_port) = port;
VOID_SOCKET_CALL
(connect, (s,
((struct sockaddr *) (&address)),
(sizeof (address))));
RETURN_SOCKET (s, NT_channel_class_tcp_stream_socket);
}
void
OS_listen_tcp_server_socket (Tchannel channel)
{
VOID_SOCKET_CALL
(listen, ((CHANNEL_SOCKET (channel)), SOCKET_LISTEN_BACKLOG));
}
