2 * Server-side socket management
4 * Copyright (C) 1999 Marcus Meissner, Ove Kåven
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 * FIXME: we use read|write access in all cases. Shouldn't we depend that
21 * on the access of the current handle?
37 #include <sys/types.h>
38 #ifdef HAVE_SYS_SOCKET_H
39 # include <sys/socket.h>
41 #ifdef HAVE_SYS_IOCTL_H
42 #include <sys/ioctl.h>
44 #ifdef HAVE_SYS_FILIO_H
45 # include <sys/filio.h>
51 #define WIN32_NO_STATUS
64 #define FD_MAX_EVENTS 10
66 #define FD_WRITE_BIT 1
68 #define FD_ACCEPT_BIT 3
69 #define FD_CONNECT_BIT 4
70 #define FD_CLOSE_BIT 5
73 * Define flags to be used with the WSAAsyncSelect() call.
75 #define FD_READ 0x00000001
76 #define FD_WRITE 0x00000002
77 #define FD_OOB 0x00000004
78 #define FD_ACCEPT 0x00000008
79 #define FD_CONNECT 0x00000010
80 #define FD_CLOSE 0x00000020
82 /* internal per-socket flags */
83 #define FD_WINE_LISTENING 0x10000000
84 #define FD_WINE_NONBLOCKING 0x20000000
85 #define FD_WINE_CONNECTED 0x40000000
86 #define FD_WINE_RAW 0x80000000
87 #define FD_WINE_INTERNAL 0xFFFF0000
89 /* Constants for WSAIoctl() */
90 #define WSA_FLAG_OVERLAPPED 0x01
94 struct object obj
; /* object header */
95 struct fd
*fd
; /* socket file descriptor */
96 unsigned int state
; /* status bits */
97 unsigned int mask
; /* event mask */
98 unsigned int hmask
; /* held (blocked) events */
99 unsigned int pmask
; /* pending events */
100 unsigned int flags
; /* socket flags */
101 int polling
; /* is socket being polled? */
102 unsigned short proto
; /* socket protocol */
103 unsigned short type
; /* socket type */
104 unsigned short family
; /* socket family */
105 struct event
*event
; /* event object */
106 user_handle_t window
; /* window to send the message to */
107 unsigned int message
; /* message to send */
108 obj_handle_t wparam
; /* message wparam (socket handle) */
109 int errors
[FD_MAX_EVENTS
]; /* event errors */
110 timeout_t connect_time
;/* time the socket was connected */
111 struct sock
*deferred
; /* socket that waits for a deferred accept */
112 struct async_queue
*read_q
; /* queue for asynchronous reads */
113 struct async_queue
*write_q
; /* queue for asynchronous writes */
116 static void sock_dump( struct object
*obj
, int verbose
);
117 static int sock_signaled( struct object
*obj
, struct wait_queue_entry
*entry
);
118 static struct fd
*sock_get_fd( struct object
*obj
);
119 static void sock_destroy( struct object
*obj
);
121 static int sock_get_poll_events( struct fd
*fd
);
122 static void sock_poll_event( struct fd
*fd
, int event
);
123 static enum server_fd_type
sock_get_fd_type( struct fd
*fd
);
124 static void sock_queue_async( struct fd
*fd
, const async_data_t
*data
, int type
, int count
);
125 static void sock_reselect_async( struct fd
*fd
, struct async_queue
*queue
);
126 static void sock_cancel_async( struct fd
*fd
, struct process
*process
, struct thread
*thread
, client_ptr_t iosb
);
128 static int sock_get_ntstatus( int err
);
129 static int sock_get_error( int err
);
130 static void sock_set_error(void);
132 static const struct object_ops sock_ops
=
134 sizeof(struct sock
), /* size */
135 sock_dump
, /* dump */
136 no_get_type
, /* get_type */
137 add_queue
, /* add_queue */
138 remove_queue
, /* remove_queue */
139 sock_signaled
, /* signaled */
140 no_satisfied
, /* satisfied */
141 no_signal
, /* signal */
142 sock_get_fd
, /* get_fd */
143 default_fd_map_access
, /* map_access */
144 default_get_sd
, /* get_sd */
145 default_set_sd
, /* set_sd */
146 no_lookup_name
, /* lookup_name */
147 no_open_file
, /* open_file */
148 fd_close_handle
, /* close_handle */
149 sock_destroy
/* destroy */
152 static const struct fd_ops sock_fd_ops
=
154 sock_get_poll_events
, /* get_poll_events */
155 sock_poll_event
, /* poll_event */
156 no_flush
, /* flush */
157 sock_get_fd_type
, /* get_fd_type */
158 default_fd_ioctl
, /* ioctl */
159 sock_queue_async
, /* queue_async */
160 sock_reselect_async
, /* reselect_async */
161 sock_cancel_async
/* cancel_async */
165 /* Permutation of 0..FD_MAX_EVENTS - 1 representing the order in which
166 * we post messages if there are multiple events. Used to send
167 * messages. The problem is if there is both a FD_CONNECT event and,
168 * say, an FD_READ event available on the same socket, we want to
169 * notify the app of the connect event first. Otherwise it may
170 * discard the read event because it thinks it hasn't connected yet.
172 static const int event_bitorder
[FD_MAX_EVENTS
] =
180 6, 7, 8, 9 /* leftovers */
183 /* Flags that make sense only for SOCK_STREAM sockets */
184 #define STREAM_FLAG_MASK ((unsigned int) (FD_CONNECT | FD_ACCEPT | FD_WINE_LISTENING | FD_WINE_CONNECTED))
187 SOCK_SHUTDOWN_ERROR
= -1,
188 SOCK_SHUTDOWN_EOF
= 0,
189 SOCK_SHUTDOWN_POLLHUP
= 1
192 static sock_shutdown_t sock_shutdown_type
= SOCK_SHUTDOWN_ERROR
;
194 static sock_shutdown_t
sock_check_pollhup(void)
196 sock_shutdown_t ret
= SOCK_SHUTDOWN_ERROR
;
201 if ( socketpair( AF_UNIX
, SOCK_STREAM
, 0, fd
) ) return ret
;
202 if ( shutdown( fd
[0], 1 ) ) goto out
;
208 /* Solaris' poll() sometimes returns nothing if given a 0ms timeout here */
209 n
= poll( &pfd
, 1, 1 );
210 if ( n
!= 1 ) goto out
; /* error or timeout */
211 if ( pfd
.revents
& POLLHUP
)
212 ret
= SOCK_SHUTDOWN_POLLHUP
;
213 else if ( pfd
.revents
& POLLIN
&&
214 read( fd
[1], &dummy
, 1 ) == 0 )
215 ret
= SOCK_SHUTDOWN_EOF
;
225 sock_shutdown_type
= sock_check_pollhup();
227 switch ( sock_shutdown_type
)
229 case SOCK_SHUTDOWN_EOF
:
230 if (debug_level
) fprintf( stderr
, "sock_init: shutdown() causes EOF\n" );
232 case SOCK_SHUTDOWN_POLLHUP
:
233 if (debug_level
) fprintf( stderr
, "sock_init: shutdown() causes POLLHUP\n" );
236 fprintf( stderr
, "sock_init: ERROR in sock_check_pollhup()\n" );
237 sock_shutdown_type
= SOCK_SHUTDOWN_EOF
;
241 static int sock_reselect( struct sock
*sock
)
243 int ev
= sock_get_poll_events( sock
->fd
);
246 fprintf(stderr
,"sock_reselect(%p): new mask %x\n", sock
, ev
);
248 if (!sock
->polling
) /* FIXME: should find a better way to do this */
250 /* previously unconnected socket, is this reselect supposed to connect it? */
251 if (!(sock
->state
& ~FD_WINE_NONBLOCKING
)) return 0;
252 /* ok, it is, attach it to the wineserver's main poll loop */
254 allow_fd_caching( sock
->fd
);
256 /* update condition mask */
257 set_fd_events( sock
->fd
, ev
);
261 /* wake anybody waiting on the socket event or send the associated message */
262 static void sock_wake_up( struct sock
*sock
)
264 unsigned int events
= sock
->pmask
& sock
->mask
;
267 if ( !events
) return;
271 if (debug_level
) fprintf(stderr
, "signalling events %x ptr %p\n", events
, sock
->event
);
272 set_event( sock
->event
);
276 if (debug_level
) fprintf(stderr
, "signalling events %x win %08x\n", events
, sock
->window
);
277 for (i
= 0; i
< FD_MAX_EVENTS
; i
++)
279 int event
= event_bitorder
[i
];
280 if (sock
->pmask
& (1 << event
))
282 lparam_t lparam
= (1 << event
) | (sock_get_error(sock
->errors
[event
]) << 16);
283 post_message( sock
->window
, sock
->message
, sock
->wparam
, lparam
);
287 sock_reselect( sock
);
291 static inline int sock_error( struct fd
*fd
)
293 unsigned int optval
= 0;
294 socklen_t optlen
= sizeof(optval
);
296 getsockopt( get_unix_fd(fd
), SOL_SOCKET
, SO_ERROR
, (void *) &optval
, &optlen
);
300 static int sock_dispatch_asyncs( struct sock
*sock
, int event
, int error
)
302 if ( sock
->flags
& WSA_FLAG_OVERLAPPED
)
304 if ( event
& (POLLIN
|POLLPRI
) && async_waiting( sock
->read_q
) )
306 if (debug_level
) fprintf( stderr
, "activating read queue for socket %p\n", sock
);
307 async_wake_up( sock
->read_q
, STATUS_ALERTED
);
308 event
&= ~(POLLIN
|POLLPRI
);
310 if ( event
& POLLOUT
&& async_waiting( sock
->write_q
) )
312 if (debug_level
) fprintf( stderr
, "activating write queue for socket %p\n", sock
);
313 async_wake_up( sock
->write_q
, STATUS_ALERTED
);
316 if ( event
& (POLLERR
|POLLHUP
) )
318 int status
= sock_get_ntstatus( error
);
320 if ( !(sock
->state
& FD_READ
) )
321 async_wake_up( sock
->read_q
, status
);
322 if ( !(sock
->state
& FD_WRITE
) )
323 async_wake_up( sock
->write_q
, status
);
329 static void sock_dispatch_events( struct sock
*sock
, int prevstate
, int event
, int error
)
331 if (prevstate
& FD_CONNECT
)
333 sock
->pmask
|= FD_CONNECT
;
334 sock
->hmask
|= FD_CONNECT
;
335 sock
->errors
[FD_CONNECT_BIT
] = error
;
338 if (prevstate
& FD_WINE_LISTENING
)
340 sock
->pmask
|= FD_ACCEPT
;
341 sock
->hmask
|= FD_ACCEPT
;
342 sock
->errors
[FD_ACCEPT_BIT
] = error
;
348 sock
->pmask
|= FD_READ
;
349 sock
->hmask
|= FD_READ
;
350 sock
->errors
[FD_READ_BIT
] = 0;
355 sock
->pmask
|= FD_WRITE
;
356 sock
->hmask
|= FD_WRITE
;
357 sock
->errors
[FD_WRITE_BIT
] = 0;
362 sock
->pmask
|= FD_OOB
;
363 sock
->hmask
|= FD_OOB
;
364 sock
->errors
[FD_OOB_BIT
] = 0;
367 if (event
& (POLLERR
|POLLHUP
))
369 sock
->pmask
|= FD_CLOSE
;
370 sock
->hmask
|= FD_CLOSE
;
371 sock
->errors
[FD_CLOSE_BIT
] = error
;
374 sock_wake_up( sock
);
377 static void sock_poll_event( struct fd
*fd
, int event
)
379 struct sock
*sock
= get_fd_user( fd
);
381 int prevstate
= sock
->state
;
384 assert( sock
->obj
.ops
== &sock_ops
);
386 fprintf(stderr
, "socket %p select event: %x\n", sock
, event
);
388 /* we may change event later, remove from loop here */
389 if (event
& (POLLERR
|POLLHUP
)) set_fd_events( sock
->fd
, -1 );
391 if (sock
->state
& FD_CONNECT
)
393 if (event
& (POLLERR
|POLLHUP
))
395 /* we didn't get connected? */
396 sock
->state
&= ~FD_CONNECT
;
398 error
= sock_error( fd
);
400 else if (event
& POLLOUT
)
402 /* we got connected */
403 sock
->state
|= FD_WINE_CONNECTED
|FD_READ
|FD_WRITE
;
404 sock
->state
&= ~FD_CONNECT
;
405 sock
->connect_time
= current_time
;
408 else if (sock
->state
& FD_WINE_LISTENING
)
411 if (event
& (POLLERR
|POLLHUP
))
412 error
= sock_error( fd
);
416 /* normal data flow */
417 if ( sock
->type
== SOCK_STREAM
&& ( event
& POLLIN
) )
422 /* Linux 2.4 doesn't report POLLHUP if only one side of the socket
423 * has been closed, so we need to check for it explicitly here */
424 nr
= recv( get_unix_fd( fd
), &dummy
, 1, MSG_PEEK
);
433 /* EAGAIN can happen if an async recv() falls between the server's poll()
434 call and the invocation of this routine */
435 if ( errno
!= EAGAIN
)
440 fprintf( stderr
, "recv error on socket %p: %d\n", sock
, errno
);
445 if ( (hangup_seen
|| event
& (POLLHUP
|POLLERR
)) && (sock
->state
& (FD_READ
|FD_WRITE
)) )
447 error
= error
? error
: sock_error( fd
);
448 if ( (event
& POLLERR
) || ( sock_shutdown_type
== SOCK_SHUTDOWN_EOF
&& (event
& POLLHUP
) ))
449 sock
->state
&= ~FD_WRITE
;
450 sock
->state
&= ~FD_READ
;
453 fprintf(stderr
, "socket %p aborted by error %d, event: %x\n", sock
, error
, event
);
460 event
= sock_dispatch_asyncs( sock
, event
, error
);
461 sock_dispatch_events( sock
, prevstate
, event
, error
);
463 /* if anyone is stupid enough to wait on the socket object itself,
464 * maybe we should wake them up too, just in case? */
465 wake_up( &sock
->obj
, 0 );
467 sock_reselect( sock
);
470 static void sock_dump( struct object
*obj
, int verbose
)
472 struct sock
*sock
= (struct sock
*)obj
;
473 assert( obj
->ops
== &sock_ops
);
474 fprintf( stderr
, "Socket fd=%p, state=%x, mask=%x, pending=%x, held=%x\n",
475 sock
->fd
, sock
->state
,
476 sock
->mask
, sock
->pmask
, sock
->hmask
);
479 static int sock_signaled( struct object
*obj
, struct wait_queue_entry
*entry
)
481 struct sock
*sock
= (struct sock
*)obj
;
482 assert( obj
->ops
== &sock_ops
);
484 return check_fd_events( sock
->fd
, sock_get_poll_events( sock
->fd
) ) != 0;
487 static int sock_get_poll_events( struct fd
*fd
)
489 struct sock
*sock
= get_fd_user( fd
);
490 unsigned int mask
= sock
->mask
& ~sock
->hmask
;
491 unsigned int smask
= sock
->state
& mask
;
494 assert( sock
->obj
.ops
== &sock_ops
);
496 if (sock
->state
& FD_CONNECT
)
497 /* connecting, wait for writable */
500 if ( async_queued( sock
->read_q
) )
502 if ( async_waiting( sock
->read_q
) ) ev
|= POLLIN
| POLLPRI
;
504 else if (smask
& FD_READ
|| (sock
->state
& FD_WINE_LISTENING
&& mask
& FD_ACCEPT
))
505 ev
|= POLLIN
| POLLPRI
;
506 /* We use POLLIN with 0 bytes recv() as FD_CLOSE indication for stream sockets. */
507 else if ( sock
->type
== SOCK_STREAM
&& sock
->state
& FD_READ
&& mask
& FD_CLOSE
&&
508 !(sock
->hmask
& FD_READ
) )
511 if ( async_queued( sock
->write_q
) )
513 if ( async_waiting( sock
->write_q
) ) ev
|= POLLOUT
;
515 else if (smask
& FD_WRITE
)
521 static enum server_fd_type
sock_get_fd_type( struct fd
*fd
)
523 return FD_TYPE_SOCKET
;
526 static void sock_queue_async( struct fd
*fd
, const async_data_t
*data
, int type
, int count
)
528 struct sock
*sock
= get_fd_user( fd
);
530 struct async_queue
*queue
;
532 assert( sock
->obj
.ops
== &sock_ops
);
536 case ASYNC_TYPE_READ
:
537 if (!sock
->read_q
&& !(sock
->read_q
= create_async_queue( sock
->fd
))) return;
538 queue
= sock
->read_q
;
540 case ASYNC_TYPE_WRITE
:
541 if (!sock
->write_q
&& !(sock
->write_q
= create_async_queue( sock
->fd
))) return;
542 queue
= sock
->write_q
;
545 set_error( STATUS_INVALID_PARAMETER
);
549 if ( ( !( sock
->state
& (FD_READ
|FD_CONNECT
|FD_WINE_LISTENING
) ) && type
== ASYNC_TYPE_READ
) ||
550 ( !( sock
->state
& (FD_WRITE
|FD_CONNECT
) ) && type
== ASYNC_TYPE_WRITE
) )
552 set_error( STATUS_PIPE_DISCONNECTED
);
556 if (!(async
= create_async( current
, queue
, data
))) return;
557 release_object( async
);
559 sock_reselect( sock
);
561 set_error( STATUS_PENDING
);
564 static void sock_reselect_async( struct fd
*fd
, struct async_queue
*queue
)
566 struct sock
*sock
= get_fd_user( fd
);
567 sock_reselect( sock
);
570 static void sock_cancel_async( struct fd
*fd
, struct process
*process
, struct thread
*thread
, client_ptr_t iosb
)
572 struct sock
*sock
= get_fd_user( fd
);
574 assert( sock
->obj
.ops
== &sock_ops
);
576 n
+= async_wake_up_by( sock
->read_q
, process
, thread
, iosb
, STATUS_CANCELLED
);
577 n
+= async_wake_up_by( sock
->write_q
, process
, thread
, iosb
, STATUS_CANCELLED
);
579 set_error( STATUS_NOT_FOUND
);
582 static struct fd
*sock_get_fd( struct object
*obj
)
584 struct sock
*sock
= (struct sock
*)obj
;
585 return (struct fd
*)grab_object( sock
->fd
);
588 static void sock_destroy( struct object
*obj
)
590 struct sock
*sock
= (struct sock
*)obj
;
591 assert( obj
->ops
== &sock_ops
);
593 /* FIXME: special socket shutdown stuff? */
595 if ( sock
->deferred
)
596 release_object( sock
->deferred
);
598 free_async_queue( sock
->read_q
);
599 free_async_queue( sock
->write_q
);
600 if (sock
->event
) release_object( sock
->event
);
603 /* shut the socket down to force pending poll() calls in the client to return */
604 shutdown( get_unix_fd(sock
->fd
), SHUT_RDWR
);
605 release_object( sock
->fd
);
609 static void init_sock(struct sock
*sock
)
623 sock
->connect_time
= 0;
624 sock
->deferred
= NULL
;
626 sock
->write_q
= NULL
;
627 memset( sock
->errors
, 0, sizeof(sock
->errors
) );
630 /* create a new and unconnected socket */
631 static struct object
*create_socket( int family
, int type
, int protocol
, unsigned int flags
)
636 sockfd
= socket( family
, type
, protocol
);
638 fprintf(stderr
,"socket(%d,%d,%d)=%d\n",family
,type
,protocol
,sockfd
);
644 fcntl(sockfd
, F_SETFL
, O_NONBLOCK
); /* make socket nonblocking */
645 if (!(sock
= alloc_object( &sock_ops
)))
651 sock
->state
= (type
!= SOCK_STREAM
) ? (FD_READ
|FD_WRITE
) : 0;
653 sock
->proto
= protocol
;
655 sock
->family
= family
;
657 if (!(sock
->fd
= create_anonymous_fd( &sock_fd_ops
, sockfd
, &sock
->obj
,
658 (flags
& WSA_FLAG_OVERLAPPED
) ? 0 : FILE_SYNCHRONOUS_IO_NONALERT
)))
660 release_object( sock
);
663 sock_reselect( sock
);
668 /* accepts a socket and inits it */
669 static int accept_new_fd( struct sock
*sock
)
672 /* Try to accept(2). We can't be safe that this an already connected socket
673 * or that accept() is allowed on it. In those cases we will get -1/errno
677 struct sockaddr saddr
;
678 socklen_t slen
= sizeof(saddr
);
679 acceptfd
= accept( get_unix_fd(sock
->fd
), &saddr
, &slen
);
686 fcntl(acceptfd
, F_SETFL
, O_NONBLOCK
); /* make socket nonblocking */
690 /* accept a socket (creates a new fd) */
691 static struct sock
*accept_socket( obj_handle_t handle
)
693 struct sock
*acceptsock
;
697 sock
= (struct sock
*)get_handle_obj( current
->process
, handle
, FILE_READ_DATA
, &sock_ops
);
701 if ( sock
->deferred
)
703 acceptsock
= sock
->deferred
;
704 sock
->deferred
= NULL
;
708 if ((acceptfd
= accept_new_fd( sock
)) == -1)
710 release_object( sock
);
713 if (!(acceptsock
= alloc_object( &sock_ops
)))
716 release_object( sock
);
720 init_sock( acceptsock
);
721 /* newly created socket gets the same properties of the listening socket */
722 acceptsock
->state
= FD_WINE_CONNECTED
|FD_READ
|FD_WRITE
;
723 if (sock
->state
& FD_WINE_NONBLOCKING
)
724 acceptsock
->state
|= FD_WINE_NONBLOCKING
;
725 acceptsock
->mask
= sock
->mask
;
726 acceptsock
->proto
= sock
->proto
;
727 acceptsock
->type
= sock
->type
;
728 acceptsock
->family
= sock
->family
;
729 acceptsock
->window
= sock
->window
;
730 acceptsock
->message
= sock
->message
;
731 acceptsock
->connect_time
= current_time
;
732 if (sock
->event
) acceptsock
->event
= (struct event
*)grab_object( sock
->event
);
733 acceptsock
->flags
= sock
->flags
;
734 if (!(acceptsock
->fd
= create_anonymous_fd( &sock_fd_ops
, acceptfd
, &acceptsock
->obj
,
735 get_fd_options( sock
->fd
) )))
737 release_object( acceptsock
);
738 release_object( sock
);
743 sock
->pmask
&= ~FD_ACCEPT
;
744 sock
->hmask
&= ~FD_ACCEPT
;
745 sock_reselect( sock
);
746 release_object( sock
);
750 static int accept_into_socket( struct sock
*sock
, struct sock
*acceptsock
)
754 if ( sock
->deferred
)
756 newfd
= dup_fd_object( sock
->deferred
->fd
, 0, 0,
757 get_fd_options( acceptsock
->fd
) );
761 set_fd_user( newfd
, &sock_fd_ops
, &acceptsock
->obj
);
763 release_object( sock
->deferred
);
764 sock
->deferred
= NULL
;
768 if ((acceptfd
= accept_new_fd( sock
)) == -1)
771 if (!(newfd
= create_anonymous_fd( &sock_fd_ops
, acceptfd
, &acceptsock
->obj
,
772 get_fd_options( acceptsock
->fd
) )))
776 acceptsock
->state
|= FD_WINE_CONNECTED
|FD_READ
|FD_WRITE
;
777 acceptsock
->hmask
= 0;
778 acceptsock
->pmask
= 0;
779 acceptsock
->polling
= 0;
780 acceptsock
->proto
= sock
->proto
;
781 acceptsock
->type
= sock
->type
;
782 acceptsock
->family
= sock
->family
;
783 acceptsock
->wparam
= 0;
784 acceptsock
->deferred
= NULL
;
785 acceptsock
->connect_time
= current_time
;
786 release_object( acceptsock
->fd
);
787 acceptsock
->fd
= newfd
;
790 sock
->pmask
&= ~FD_ACCEPT
;
791 sock
->hmask
&= ~FD_ACCEPT
;
792 sock_reselect( sock
);
797 /* return an errno value mapped to a WSA error */
798 static int sock_get_error( int err
)
802 case EINTR
: return WSAEINTR
;
803 case EBADF
: return WSAEBADF
;
805 case EACCES
: return WSAEACCES
;
806 case EFAULT
: return WSAEFAULT
;
807 case EINVAL
: return WSAEINVAL
;
808 case EMFILE
: return WSAEMFILE
;
809 case EWOULDBLOCK
: return WSAEWOULDBLOCK
;
810 case EINPROGRESS
: return WSAEINPROGRESS
;
811 case EALREADY
: return WSAEALREADY
;
812 case ENOTSOCK
: return WSAENOTSOCK
;
813 case EDESTADDRREQ
: return WSAEDESTADDRREQ
;
814 case EMSGSIZE
: return WSAEMSGSIZE
;
815 case EPROTOTYPE
: return WSAEPROTOTYPE
;
816 case ENOPROTOOPT
: return WSAENOPROTOOPT
;
817 case EPROTONOSUPPORT
: return WSAEPROTONOSUPPORT
;
818 case ESOCKTNOSUPPORT
: return WSAESOCKTNOSUPPORT
;
819 case EOPNOTSUPP
: return WSAEOPNOTSUPP
;
820 case EPFNOSUPPORT
: return WSAEPFNOSUPPORT
;
821 case EAFNOSUPPORT
: return WSAEAFNOSUPPORT
;
822 case EADDRINUSE
: return WSAEADDRINUSE
;
823 case EADDRNOTAVAIL
: return WSAEADDRNOTAVAIL
;
824 case ENETDOWN
: return WSAENETDOWN
;
825 case ENETUNREACH
: return WSAENETUNREACH
;
826 case ENETRESET
: return WSAENETRESET
;
827 case ECONNABORTED
: return WSAECONNABORTED
;
829 case ECONNRESET
: return WSAECONNRESET
;
830 case ENOBUFS
: return WSAENOBUFS
;
831 case EISCONN
: return WSAEISCONN
;
832 case ENOTCONN
: return WSAENOTCONN
;
833 case ESHUTDOWN
: return WSAESHUTDOWN
;
834 case ETOOMANYREFS
: return WSAETOOMANYREFS
;
835 case ETIMEDOUT
: return WSAETIMEDOUT
;
836 case ECONNREFUSED
: return WSAECONNREFUSED
;
837 case ELOOP
: return WSAELOOP
;
838 case ENAMETOOLONG
: return WSAENAMETOOLONG
;
839 case EHOSTDOWN
: return WSAEHOSTDOWN
;
840 case EHOSTUNREACH
: return WSAEHOSTUNREACH
;
841 case ENOTEMPTY
: return WSAENOTEMPTY
;
843 case EPROCLIM
: return WSAEPROCLIM
;
846 case EUSERS
: return WSAEUSERS
;
849 case EDQUOT
: return WSAEDQUOT
;
852 case ESTALE
: return WSAESTALE
;
855 case EREMOTE
: return WSAEREMOTE
;
861 perror("wineserver: sock_get_error() can't map error");
866 static int sock_get_ntstatus( int err
)
870 case EBADF
: return STATUS_INVALID_HANDLE
;
871 case EBUSY
: return STATUS_DEVICE_BUSY
;
873 case EACCES
: return STATUS_ACCESS_DENIED
;
874 case EFAULT
: return STATUS_NO_MEMORY
;
875 case EINVAL
: return STATUS_INVALID_PARAMETER
;
877 case EMFILE
: return STATUS_TOO_MANY_OPENED_FILES
;
878 case EWOULDBLOCK
: return STATUS_CANT_WAIT
;
879 case EINPROGRESS
: return STATUS_PENDING
;
880 case EALREADY
: return STATUS_NETWORK_BUSY
;
881 case ENOTSOCK
: return STATUS_OBJECT_TYPE_MISMATCH
;
882 case EDESTADDRREQ
: return STATUS_INVALID_PARAMETER
;
883 case EMSGSIZE
: return STATUS_BUFFER_OVERFLOW
;
884 case EPROTONOSUPPORT
:
885 case ESOCKTNOSUPPORT
:
888 case EPROTOTYPE
: return STATUS_NOT_SUPPORTED
;
889 case ENOPROTOOPT
: return STATUS_INVALID_PARAMETER
;
890 case EOPNOTSUPP
: return STATUS_NOT_SUPPORTED
;
891 case EADDRINUSE
: return STATUS_ADDRESS_ALREADY_ASSOCIATED
;
892 case EADDRNOTAVAIL
: return STATUS_INVALID_PARAMETER
;
893 case ECONNREFUSED
: return STATUS_CONNECTION_REFUSED
;
894 case ESHUTDOWN
: return STATUS_PIPE_DISCONNECTED
;
895 case ENOTCONN
: return STATUS_CONNECTION_DISCONNECTED
;
896 case ETIMEDOUT
: return STATUS_IO_TIMEOUT
;
897 case ENETUNREACH
: return STATUS_NETWORK_UNREACHABLE
;
898 case EHOSTUNREACH
: return STATUS_HOST_UNREACHABLE
;
899 case ENETDOWN
: return STATUS_NETWORK_BUSY
;
901 case ECONNRESET
: return STATUS_CONNECTION_RESET
;
902 case ECONNABORTED
: return STATUS_CONNECTION_ABORTED
;
904 case 0: return STATUS_SUCCESS
;
907 perror("wineserver: sock_get_ntstatus() can't map error");
908 return STATUS_UNSUCCESSFUL
;
912 /* set the last error depending on errno */
913 static void sock_set_error(void)
915 set_error( sock_get_ntstatus( errno
) );
918 /* create a socket */
919 DECL_HANDLER(create_socket
)
924 if ((obj
= create_socket( req
->family
, req
->type
, req
->protocol
, req
->flags
)) != NULL
)
926 reply
->handle
= alloc_handle( current
->process
, obj
, req
->access
, req
->attributes
);
927 release_object( obj
);
931 /* accept a socket */
932 DECL_HANDLER(accept_socket
)
937 if ((sock
= accept_socket( req
->lhandle
)) != NULL
)
939 reply
->handle
= alloc_handle( current
->process
, &sock
->obj
, req
->access
, req
->attributes
);
940 sock
->wparam
= reply
->handle
; /* wparam for message is the socket handle */
941 sock_reselect( sock
);
942 release_object( &sock
->obj
);
946 /* accept a socket into an initialized socket */
947 DECL_HANDLER(accept_into_socket
)
949 struct sock
*sock
, *acceptsock
;
950 const int all_attributes
= FILE_READ_ATTRIBUTES
|FILE_WRITE_ATTRIBUTES
|FILE_READ_DATA
;
952 if (!(sock
= (struct sock
*)get_handle_obj( current
->process
, req
->lhandle
,
953 all_attributes
, &sock_ops
)))
956 if (!(acceptsock
= (struct sock
*)get_handle_obj( current
->process
, req
->ahandle
,
957 all_attributes
, &sock_ops
)))
959 release_object( sock
);
963 if (accept_into_socket( sock
, acceptsock
))
965 acceptsock
->wparam
= req
->ahandle
; /* wparam for message is the socket handle */
966 sock_reselect( acceptsock
);
968 release_object( acceptsock
);
969 release_object( sock
);
972 /* set socket event parameters */
973 DECL_HANDLER(set_socket_event
)
976 struct event
*old_event
;
978 if (!(sock
= (struct sock
*)get_handle_obj( current
->process
, req
->handle
,
979 FILE_WRITE_ATTRIBUTES
, &sock_ops
))) return;
980 old_event
= sock
->event
;
981 sock
->mask
= req
->mask
;
982 sock
->hmask
&= ~req
->mask
; /* re-enable held events */
984 sock
->window
= req
->window
;
985 sock
->message
= req
->msg
;
986 sock
->wparam
= req
->handle
; /* wparam is the socket handle */
987 if (req
->event
) sock
->event
= get_event_obj( current
->process
, req
->event
, EVENT_MODIFY_STATE
);
989 if (debug_level
&& sock
->event
) fprintf(stderr
, "event ptr: %p\n", sock
->event
);
991 sock_reselect( sock
);
993 sock
->state
|= FD_WINE_NONBLOCKING
;
995 /* if a network event is pending, signal the event object
996 it is possible that FD_CONNECT or FD_ACCEPT network events has happened
997 before a WSAEventSelect() was done on it.
998 (when dealing with Asynchronous socket) */
999 sock_wake_up( sock
);
1001 if (old_event
) release_object( old_event
); /* we're through with it */
1002 release_object( &sock
->obj
);
1005 /* get socket event parameters */
1006 DECL_HANDLER(get_socket_event
)
1010 int errors
[FD_MAX_EVENTS
];
1012 sock
= (struct sock
*)get_handle_obj( current
->process
, req
->handle
, FILE_READ_ATTRIBUTES
, &sock_ops
);
1020 reply
->mask
= sock
->mask
;
1021 reply
->pmask
= sock
->pmask
;
1022 reply
->state
= sock
->state
;
1023 for (i
= 0; i
< FD_MAX_EVENTS
; i
++)
1024 errors
[i
] = sock_get_ntstatus(sock
->errors
[i
]);
1026 set_reply_data( errors
, min( get_reply_max_size(), sizeof(errors
) ));
1032 struct event
*cevent
= get_event_obj( current
->process
, req
->c_event
,
1033 EVENT_MODIFY_STATE
);
1036 reset_event( cevent
);
1037 release_object( cevent
);
1041 sock_reselect( sock
);
1043 release_object( &sock
->obj
);
1046 /* re-enable pending socket events */
1047 DECL_HANDLER(enable_socket_event
)
1051 if (!(sock
= (struct sock
*)get_handle_obj( current
->process
, req
->handle
,
1052 FILE_WRITE_ATTRIBUTES
, &sock_ops
)))
1055 /* for event-based notification, windows erases stale events */
1056 sock
->pmask
&= ~req
->mask
;
1058 sock
->hmask
&= ~req
->mask
;
1059 sock
->state
|= req
->sstate
;
1060 sock
->state
&= ~req
->cstate
;
1061 if ( sock
->type
!= SOCK_STREAM
) sock
->state
&= ~STREAM_FLAG_MASK
;
1063 sock_reselect( sock
);
1065 release_object( &sock
->obj
);
1068 DECL_HANDLER(set_socket_deferred
)
1070 struct sock
*sock
, *acceptsock
;
1072 sock
=(struct sock
*)get_handle_obj( current
->process
, req
->handle
, FILE_WRITE_ATTRIBUTES
, &sock_ops
);
1076 acceptsock
= (struct sock
*)get_handle_obj( current
->process
, req
->deferred
, 0, &sock_ops
);
1079 release_object( sock
);
1082 sock
->deferred
= acceptsock
;
1083 release_object( sock
);
1086 DECL_HANDLER(get_socket_info
)
1090 sock
= (struct sock
*)get_handle_obj( current
->process
, req
->handle
, FILE_READ_ATTRIBUTES
, &sock_ops
);
1093 reply
->family
= sock
->family
;
1094 reply
->type
= sock
->type
;
1095 reply
->protocol
= sock
->proto
;
1097 release_object( &sock
->obj
);