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Release 971221
[wine/multimedia.git] / misc / winsock.c
blobb94bb3cc5f38eb63ecdf9d4fe6127b8a1183272f
1 /*
2 * based on Windows Sockets 1.1 specs
3 * (ftp.microsoft.com:/Advsys/winsock/spec11/WINSOCK.TXT)
4 *
5 * (C) 1993,1994,1996,1997 John Brezak, Erik Bos, Alex Korobka.
6 *
7 */
8
9 #include <stdio.h>
10 #include <string.h>
11 #include <signal.h>
12 #include <sys/types.h>
13 #include <sys/ipc.h>
14 #include <sys/ioctl.h>
15 #if defined(__svr4__)
16 #include <sys/filio.h>
17 #include <sys/ioccom.h>
18 #include <sys/sockio.h>
19 #endif
20 #if defined(__EMX__)
21 #include <sys/so_ioctl.h>
22 #include <sys/param.h>
23 #endif
24 #include <sys/msg.h>
25 #include <sys/wait.h>
26 #include <sys/socket.h>
27 #include <netinet/in.h>
28 #include <arpa/inet.h>
29 #include <fcntl.h>
30 #include <errno.h>
31 #include <netdb.h>
32 #include <unistd.h>
33
34 #include "winsock.h"
35 #include "windows.h"
36 #include "winnt.h"
37 #include "heap.h"
38 #include "ldt.h"
39 #include "task.h"
40 #include "message.h"
41 #include "miscemu.h"
42 #include "stddebug.h"
43 #include "debug.h"
44
45 #define DEBUG_SOCKADDR 0
46 #define dump_sockaddr(a) \
47 fprintf(stderr, "sockaddr_in: family %d, address %s, port %d\n", \
48 ((struct sockaddr_in *)a)->sin_family, \
49 inet_ntoa(((struct sockaddr_in *)a)->sin_addr), \
50 ntohs(((struct sockaddr_in *)a)->sin_port))
51
52 #pragma pack(4)
53
54 /* ----------------------------------- internal data */
55
56 extern int h_errno;
57
58 static HANDLE32 _WSHeap = 0;
59 static unsigned char* _ws_stub = NULL;
60 static LPWSINFO _wsi_list = NULL;
61
62 #define WS_ALLOC(size) \
63 HeapAlloc(_WSHeap, HEAP_ZERO_MEMORY, (size) )
64 #define WS_FREE(ptr) \
65 HeapFree(_WSHeap, 0, (ptr) )
66
67 #define WS_PTR2HANDLE(ptr) \
68 ((short)((int)(ptr) - (int)_ws_stub))
69 #define WS_HANDLE2PTR(handle) \
70 ((unsigned)((int)_ws_stub + (int)(handle)))
71
72 #define WSI_CHECK_RANGE(pwsi, pws) \
73 ( ((unsigned)(pws) > (unsigned)(pwsi)) && \
74 ((unsigned)(pws) < ((unsigned)(pwsi) + sizeof(WSINFO))) )
75
76 static INT32 _ws_sock_ops[] =
77 { WS_SO_DEBUG, WS_SO_REUSEADDR, WS_SO_KEEPALIVE, WS_SO_DONTROUTE,
78 WS_SO_BROADCAST, WS_SO_LINGER, WS_SO_OOBINLINE, WS_SO_SNDBUF,
79 WS_SO_RCVBUF, WS_SO_ERROR, WS_SO_TYPE, WS_SO_DONTLINGER, 0 };
80 static int _px_sock_ops[] =
81 { SO_DEBUG, SO_REUSEADDR, SO_KEEPALIVE, SO_DONTROUTE, SO_BROADCAST,
82 SO_LINGER, SO_OOBINLINE, SO_SNDBUF, SO_RCVBUF, SO_ERROR, SO_TYPE,
83 SO_LINGER };
84
85 static int _check_ws(LPWSINFO pwsi, ws_socket* pws);
86 static int _check_buffer(LPWSINFO pwsi, int size);
87
88 extern void EVENT_AddIO( int fd, unsigned flag );
89 extern void EVENT_DeleteIO( int fd, unsigned flag );
90
91 /***********************************************************************
92 * convert_sockopt()
93 *
94 * Converts socket flags from Windows format.
95 */
96 static void convert_sockopt(INT32 *level, INT32 *optname)
97 {
98 int i;
99 switch (*level)
100 {
101 case WS_SOL_SOCKET:
102 *level = SOL_SOCKET;
103 for(i=0; _ws_sock_ops[i]; i++)
104 if( _ws_sock_ops[i] == *optname ) break;
105 if( _ws_sock_ops[i] ) *optname = _px_sock_ops[i];
106 else fprintf(stderr, "convert_sockopt() unknown optname %d\n", *optname);
107 break;
108 case WS_IPPROTO_TCP:
109 *optname = IPPROTO_TCP;
110 }
111 }
112
113 /* ----------------------------------- Per-thread info (or per-process?) */
114
115 static LPWSINFO wsi_find(HTASK16 hTask)
116 {
117 TDB* pTask = (TDB*)GlobalLock16(hTask);
118 if( pTask )
119 {
120 if( pTask->pwsi ) return pTask->pwsi;
121 else
122 {
123 LPWSINFO pwsi = _wsi_list;
124 while( pwsi && pwsi->tid != hTask ) pwsi = pwsi->next;
125 if( pwsi )
126 fprintf(stderr,"loose wsi struct! pwsi=0x%08x, task=0x%04x\n",
127 (unsigned)pwsi, hTask );
128 return pwsi;
129 }
130 }
131 return NULL;
132 }
133
134 static ws_socket* wsi_alloc_socket(LPWSINFO pwsi, int fd)
135 {
136 /* Initialize a new entry in the socket table */
137
138 if( pwsi->last_free >= 0 )
139 {
140 int i = pwsi->last_free;
141
142 pwsi->last_free = pwsi->sock[i].flags; /* free list */
143 pwsi->sock[i].fd = fd;
144 pwsi->sock[i].flags = 0;
145 return &pwsi->sock[i];
146 }
147 return NULL;
148 }
149
150 static fd_set* fd_set_import( fd_set* fds, LPWSINFO pwsi, void* wsfds, int* highfd, BOOL32 b32 )
151 {
152 /* translate Winsock fd set into local fd set */
153
154 if( wsfds )
155 {
156 #define wsfds16 ((ws_fd_set16*)wsfds)
157 #define wsfds32 ((ws_fd_set32*)wsfds)
158 ws_socket* pws;
159 int i, count;
160
161 FD_ZERO(fds);
162 count = (b32) ? wsfds32->fd_count : wsfds16->fd_count;
163 for( i = 0; i < count; i++ )
164 {
165 pws = (b32) ? (ws_socket*)WS_HANDLE2PTR(wsfds32->fd_array[i])
166 : (ws_socket*)WS_HANDLE2PTR(wsfds16->fd_array[i]);
167 if( _check_ws(pwsi, pws) )
168 {
169 if( pws->fd > *highfd ) *highfd = pws->fd;
170 FD_SET(pws->fd, fds);
171 }
172 }
173 #undef wsfds32
174 #undef wsfds16
175 return fds;
176 }
177 return NULL;
178 }
179
180 __inline__ static int sock_error_p(int s)
181 {
182 unsigned int optval, optlen;
183
184 optlen = sizeof(optval);
185 getsockopt(s, SOL_SOCKET, SO_ERROR, &optval, &optlen);
186 if (optval) dprintf_winsock(stddeb, "\t[%i] error: %d\n", s, optval);
187 return optval != 0;
188 }
189
190 static int fd_set_export( LPWSINFO pwsi, fd_set* fds, fd_set* exceptfds, void* wsfds, BOOL32 b32 )
191 {
192 int num_err = 0;
193
194 /* translate local fd set into Winsock fd set, adding
195 * errors to exceptfds (only if app requested it) */
196
197 if( wsfds )
198 {
199 #define wsfds16 ((ws_fd_set16*)wsfds)
200 #define wsfds32 ((ws_fd_set32*)wsfds)
201 int i, j, count = (b32) ? wsfds32->fd_count : wsfds16->fd_count;
202
203 for( i = 0, j = 0; i < count; i++ )
204 {
205 ws_socket *pws = (b32) ? (ws_socket*)WS_HANDLE2PTR(wsfds32->fd_array[i])
206 : (ws_socket*)WS_HANDLE2PTR(wsfds16->fd_array[i]);
207 int fd = pws->fd;
208
209 if( _check_ws(pwsi, pws) && FD_ISSET(fd, fds) )
210 {
211 if ( exceptfds && sock_error_p(fd) )
212 {
213 FD_SET(fd, exceptfds);
214 num_err++;
215 }
216 else
217 if( b32 )
218 wsfds32->fd_array[j++] = wsfds32->fd_array[i];
219 else
220 wsfds16->fd_array[j++] = wsfds16->fd_array[i];
221 }
222 }
223
224 if( b32 ) wsfds32->fd_count = j;
225 else wsfds16->fd_count = j;
226
227 dprintf_winsock(stddeb, "\n");
228 #undef wsfds32
229 #undef wsfds16
230 }
231 return num_err;
232 }
233
234 HANDLE16 __ws_gethandle( void* ptr )
235 {
236 return (HANDLE16)WS_PTR2HANDLE(ptr);
237 }
238
239 void* __ws_memalloc( int size )
240 {
241 return WS_ALLOC(size);
242 }
243
244 void __ws_memfree(void* ptr)
245 {
246 WS_FREE(ptr);
247 }
248
249 /* ----------------------------------- API -----
250 *
251 * Init / cleanup / error checking.
252 */
253
254 /***********************************************************************
255 * WSAStartup16() (WINSOCK.115)
256 *
257 * Create socket control struct, attach it to the global list and
258 * update a pointer in the task struct.
259 */
260 INT16 WINAPI WSAStartup16(UINT16 wVersionRequested, LPWSADATA lpWSAData)
261 {
262 WSADATA WINSOCK_data = { 0x0101, 0x0101,
263 "WINE Sockets 1.1",
264 #ifdef linux
265 "Linux/i386",
266 #elif defined(__NetBSD__)
267 "NetBSD/i386",
268 #elif defined(sunos)
269 "SunOS",
270 #elif defined(__FreeBSD__)
271 "FreeBSD",
272 #elif defined(__OpenBSD__)
273 "OpenBSD/i386",
274 #else
275 "Unknown",
276 #endif
277 WS_MAX_SOCKETS_PER_THREAD,
278 WS_MAX_UDP_DATAGRAM, (SEGPTR)NULL };
279 HTASK16 tid = GetCurrentTask();
280 LPWSINFO pwsi;
281
282 dprintf_winsock(stddeb, "WSAStartup: verReq=%x\n", wVersionRequested);
283
284 if (LOBYTE(wVersionRequested) < 1 || (LOBYTE(wVersionRequested) == 1 &&
285 HIBYTE(wVersionRequested) < 1)) return WSAVERNOTSUPPORTED;
286
287 if (!lpWSAData) return WSAEINVAL;
288
289 /* initialize socket heap */
290
291 if( !_ws_stub )
292 {
293 _WSHeap = HeapCreate(HEAP_ZERO_MEMORY, 8120, 32768);
294 if( !(_ws_stub = WS_ALLOC(0x10)) )
295 {
296 fprintf(stderr,"Fatal: failed to create WinSock heap\n");
297 return 0;
298 }
299 }
300 if( _WSHeap == 0 ) return WSASYSNOTREADY;
301
302 /* create socket array for this task */
303
304 pwsi = wsi_find(GetCurrentTask());
305 if( pwsi == NULL )
306 {
307 TDB* pTask = (TDB*)GlobalLock16( tid );
308
309 if( (pwsi = (LPWSINFO)WS_ALLOC( sizeof(WSINFO))) )
310 {
311 int i = 0;
312 pwsi->tid = tid;
313 for( i = 0; i < WS_MAX_SOCKETS_PER_THREAD; i++ )
314 {
315 pwsi->sock[i].fd = -1;
316 pwsi->sock[i].flags = i + 1;
317 }
318 pwsi->sock[WS_MAX_SOCKETS_PER_THREAD - 1].flags = -1;
319 }
320 else return WSASYSNOTREADY;
321
322 /* add this control struct to the global list */
323
324 pwsi->prev = NULL;
325 if( _wsi_list )
326 _wsi_list->prev = pwsi;
327 pwsi->next = _wsi_list;
328 _wsi_list = pwsi;
329 pTask->pwsi = pwsi;
330 }
331 else pwsi->num_startup++;
332
333 /* return winsock information */
334
335 memcpy(lpWSAData, &WINSOCK_data, sizeof(WINSOCK_data));
336
337 dprintf_winsock(stddeb, "WSAStartup: succeeded\n");
338 return 0;
339 }
340
341 /***********************************************************************
342 * WSAStartup32() (WSOCK32.115)
343 */
344 INT32 WINAPI WSAStartup32(UINT32 wVersionRequested, LPWSADATA lpWSAData)
345 {
346 return WSAStartup16( wVersionRequested, lpWSAData );
347 }
348
349 /***********************************************************************
350 * WSACleanup() (WINSOCK.116)
351 *
352 * Cleanup functions of varying impact.
353 */
354 void WINSOCK_Shutdown()
355 {
356 /* Called on exit(), has to remove all outstanding async DNS processes. */
357
358 WINSOCK_cancel_task_aops( 0, __ws_memfree );
359 }
360
361 INT32 WINSOCK_DeleteTaskWSI( TDB* pTask, LPWSINFO pwsi )
362 {
363 /* WSACleanup() backend, called on task termination as well.
364 * Real DLL would have registered its own signal handler with
365 * TaskSetSignalHandler() and waited until USIG_TERMINATION/USIG_GPF
366 * but this scheme is much more straightforward.
367 */
368
369 int i, j, n;
370
371 if( --pwsi->num_startup > 0 ) return 0;
372
373 SIGNAL_MaskAsyncEvents( TRUE );
374 if( pTask )
375 pTask->pwsi = NULL;
376 WINSOCK_cancel_task_aops( pTask->hSelf, __ws_memfree );
377 SIGNAL_MaskAsyncEvents( FALSE );
378
379 /* unlink socket control struct */
380
381 if( pwsi == _wsi_list )
382 _wsi_list = pwsi->next;
383 else
384 pwsi->prev->next = pwsi->next;
385 if( pwsi->next ) pwsi->next->prev = pwsi->prev;
386
387 if( _wsi_list == NULL )
388 WINSOCK_Shutdown(); /* just in case */
389
390 if( pwsi->flags & WSI_BLOCKINGCALL )
391 dprintf_winsock(stddeb,"\tinside blocking call!\n");
392
393 /* FIXME: aop_control() doesn't decrement pwsi->num_async_rq
394 *
395 * if( pwsi->num_async_rq )
396 * dprintf_winsock(stddeb,"\thave %i outstanding async ops!\n", pwsi->num_async_rq );
397 */
398
399 for(i = 0, j = 0, n = 0; i < WS_MAX_SOCKETS_PER_THREAD; i++)
400 if( pwsi->sock[i].fd != -1 )
401 {
402 if( pwsi->sock[i].psop )
403 {
404 n++;
405 WSAAsyncSelect32( (SOCKET16)WS_PTR2HANDLE(pwsi->sock + i), 0, 0, 0 );
406 }
407 close(pwsi->sock[i].fd); j++;
408 }
409 if( j )
410 dprintf_winsock(stddeb,"\tclosed %i sockets, killed %i async selects!\n", j, n);
411
412 /* delete scratch buffers */
413
414 if( pwsi->buffer ) SEGPTR_FREE(pwsi->buffer);
415 if( pwsi->dbuffer ) SEGPTR_FREE(pwsi->dbuffer);
416
417 memset( pwsi, 0, sizeof(WSINFO) );
418 WS_FREE(pwsi);
419 return 0;
420 }
421
422 INT32 WINAPI WSACleanup(void)
423 {
424 HTASK16 hTask = GetCurrentTask();
425
426 dprintf_winsock(stddeb, "WSACleanup(%04x)\n", hTask );
427 if( hTask )
428 {
429 LPWSINFO pwsi = wsi_find(hTask);
430 if( pwsi )
431 return WINSOCK_DeleteTaskWSI( (TDB*)GlobalLock16(hTask), pwsi );
432 return SOCKET_ERROR;
433 }
434 else
435 WINSOCK_Shutdown(); /* remove all outstanding DNS requests */
436 return 0;
437 }
438
439
440 /***********************************************************************
441 * WSAGetLastError() (WSOCK32.111)(WINSOCK.111)
442 */
443 INT32 WINAPI WSAGetLastError(void)
444 {
445 LPWSINFO pwsi = wsi_find(GetCurrentTask());
446 INT16 ret;
447
448 dprintf_winsock(stddeb, "WSAGetLastError(%08x)", (unsigned)pwsi);
449
450 ret = (pwsi) ? pwsi->err : WSANOTINITIALISED;
451
452 dprintf_winsock(stddeb, " = %i\n", (int)ret);
453 return ret;
454 }
455
456 /***********************************************************************
457 * WSASetLastError32() (WSOCK32.112)
458 */
459 void WINAPI WSASetLastError32(INT32 iError)
460 {
461 LPWSINFO pwsi = wsi_find(GetCurrentTask());
462
463 dprintf_winsock(stddeb, "WSASetLastError(%08x): %d\n", (unsigned)pwsi, (int)iError);
464 if( pwsi ) pwsi->err = iError;
465 }
466
467 /***********************************************************************
468 * WSASetLastError16() (WINSOCK.112)
469 */
470 void WINAPI WSASetLastError16(INT16 iError)
471 {
472 WSASetLastError32(iError);
473 }
474
475 int _check_ws(LPWSINFO pwsi, ws_socket* pws)
476 {
477 if( pwsi )
478 if( pwsi->flags & WSI_BLOCKINGCALL ) pwsi->err = WSAEINPROGRESS;
479 else if( WSI_CHECK_RANGE(pwsi, pws) ) return 1;
480 else pwsi->err = WSAENOTSOCK;
481 return 0;
482 }
483
484 int _check_buffer(LPWSINFO pwsi, int size)
485 {
486 if( pwsi->buffer && pwsi->buflen >= size ) return 1;
487 else SEGPTR_FREE(pwsi->buffer);
488
489 pwsi->buffer = (char*)SEGPTR_ALLOC((pwsi->buflen = size));
490 return (pwsi->buffer != NULL);
491 }
492
493 /* ----------------------------------- i/o APIs */
494
495 /***********************************************************************
496 * accept() (WSOCK32.1)
497 */
498 SOCKET32 WINAPI WINSOCK_accept32(SOCKET32 s, struct sockaddr *addr,
499 INT32 *addrlen32)
500 {
501 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR((SOCKET16)s);
502 LPWSINFO pwsi = wsi_find(GetCurrentTask());
503
504 dprintf_winsock(stddeb, "WS_ACCEPT(%08x): socket %04x\n",
505 (unsigned)pwsi, (UINT16)s );
506 if( _check_ws(pwsi, pws) )
507 {
508 int sock, fd_flags;
509
510 fd_flags = fcntl(pws->fd, F_GETFL, 0);
511
512 if( (sock = accept(pws->fd, addr, addrlen32)) >= 0 )
513 {
514 ws_socket* pnew = wsi_alloc_socket(pwsi, sock);
515 if( pnew )
516 {
517 s = (SOCKET32)WS_PTR2HANDLE(pnew);
518 if( pws->psop && pws->flags & WS_FD_ACCEPT )
519 {
520 EVENT_AddIO( pws->fd, EVENT_IO_READ ); /* reenabler */
521
522 /* async select the accept()'ed socket */
523 WSAAsyncSelect32( s, pws->psop->hWnd, pws->psop->uMsg,
524 pws->flags & ~WS_FD_ACCEPT );
525 }
526 return s;
527 }
528 else pwsi->err = WSAENOBUFS;
529 }
530 else pwsi->err = wsaErrno();
531 }
532 return INVALID_SOCKET32;
533 }
534
535 /***********************************************************************
536 * accept() (WINSOCK.1)
537 */
538 SOCKET16 WINAPI WINSOCK_accept16(SOCKET16 s, struct sockaddr* addr,
539 INT16* addrlen16 )
540 {
541 INT32 addrlen32 = addrlen16 ? *addrlen16 : 0;
542 SOCKET32 retSocket = WINSOCK_accept32( s, addr, &addrlen32 );
543 if( addrlen16 ) *addrlen16 = (INT16)addrlen32;
544 return (SOCKET16)retSocket;
545 }
546
547 /***********************************************************************
548 * bind() (WSOCK32.2)
549 */
550 INT32 WINAPI WINSOCK_bind32(SOCKET32 s, struct sockaddr *name, INT32 namelen)
551 {
552 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
553 LPWSINFO pwsi = wsi_find(GetCurrentTask());
554
555 dprintf_winsock(stddeb, "WS_BIND(%08x): socket %04x, ptr %8x, length %d\n",
556 (unsigned)pwsi, s, (int) name, namelen);
557 /* #if DEBUG_SOCKADDR */
558 dump_sockaddr(name);
559 /* #endif */
560
561 if ( _check_ws(pwsi, pws) )
562 if ( namelen >= sizeof(*name) )
563 if ( ((struct ws_sockaddr_in *)name)->sin_family == AF_INET )
564 if ( bind(pws->fd, name, namelen) < 0 )
565 {
566 int loc_errno = errno;
567 dprintf_winsock(stddeb,"\tfailure - errno = %i\n", errno);
568 errno = loc_errno;
569 switch(errno)
570 {
571 case EBADF: pwsi->err = WSAENOTSOCK; break;
572 case EADDRNOTAVAIL: pwsi->err = WSAEINVAL; break;
573 default: pwsi->err = wsaErrno();
574 }
575 }
576 else return 0; /* success */
577 else pwsi->err = WSAEAFNOSUPPORT;
578 else pwsi->err = WSAEFAULT;
579 return SOCKET_ERROR;
580 }
581
582 /***********************************************************************
583 * bind() (WINSOCK.2)
584 */
585 INT16 WINAPI WINSOCK_bind16(SOCKET16 s, struct sockaddr *name, INT16 namelen)
586 {
587 return (INT16)WINSOCK_bind32( s, name, namelen );
588 }
589
590 /***********************************************************************
591 * closesocket() (WSOCK32.3)
592 */
593 INT32 WINAPI WINSOCK_closesocket32(SOCKET32 s)
594 {
595 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
596 LPWSINFO pwsi = wsi_find(GetCurrentTask());
597
598 dprintf_winsock(stddeb, "WS_CLOSE(%08x): socket %08x\n", (unsigned)pwsi, s);
599
600 if( _check_ws(pwsi, pws) )
601 {
602 int fd = pws->fd;
603
604 if( pws->psop ) WSAAsyncSelect32( s, 0, 0, 0 );
605
606 pws->fd = -1;
607 pws->flags = (unsigned)pwsi->last_free;
608 pwsi->last_free = pws - &pwsi->sock[0]; /* add to free list */
609
610 if( close(fd) == 0 )
611 return 0;
612 pwsi->err = (errno == EBADF) ? WSAENOTSOCK : wsaErrno();
613 }
614 return SOCKET_ERROR;
615 }
616
617 /***********************************************************************
618 * closesocket() (WINSOCK.3)
619 */
620 INT16 WINAPI WINSOCK_closesocket16(SOCKET16 s)
621 {
622 return (INT16)WINSOCK_closesocket32(s);
623 }
624
625 /***********************************************************************
626 * connect() (WSOCK32.4)
627 */
628 INT32 WINAPI WINSOCK_connect32(SOCKET32 s, struct sockaddr *name, INT32 namelen)
629 {
630 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
631 LPWSINFO pwsi = wsi_find(GetCurrentTask());
632
633 dprintf_winsock(stddeb, "WS_CONNECT(%08x): socket %04x, ptr %8x, length %d\n",
634 (unsigned)pwsi, s, (int) name, namelen);
635 #if DEBUG_SOCKADDR
636 dump_sockaddr(name);
637 #endif
638
639 if( _check_ws(pwsi, pws) )
640 {
641 if (connect(pws->fd, name, namelen) == 0)
642 {
643 if( pws->psop && (pws->flags & WS_FD_CONNECT) )
644 {
645 /* application did AsyncSelect() but then went
646 * ahead and called connect() without waiting for
647 * notification.
648 *
649 * FIXME: Do we have to post a notification message
650 * in this case?
651 */
652
653 if( !(pws->flags & WS_FD_CONNECTED) )
654 {
655 if( pws->flags & (WS_FD_READ | WS_FD_CLOSE) )
656 EVENT_AddIO( pws->fd, EVENT_IO_READ );
657 else
658 EVENT_DeleteIO( pws->fd, EVENT_IO_READ );
659 if( pws->flags & WS_FD_WRITE )
660 EVENT_AddIO( pws->fd, EVENT_IO_WRITE );
661 else
662 EVENT_DeleteIO( pws->fd, EVENT_IO_WRITE );
663 }
664 }
665 pws->flags |= WS_FD_CONNECTED;
666 pws->flags &= ~(WS_FD_INACTIVE | WS_FD_CONNECT | WS_FD_LISTENING);
667 return 0;
668 }
669 pwsi->err = (errno == EINPROGRESS) ? WSAEWOULDBLOCK : wsaErrno();
670 }
671 return SOCKET_ERROR;
672 }
673
674 /***********************************************************************
675 * connect() (WINSOCK.4)
676 */
677 INT16 WINAPI WINSOCK_connect16(SOCKET16 s, struct sockaddr *name, INT16 namelen)
678 {
679 return (INT16)WINSOCK_connect32( s, name, namelen );
680 }
681
682 /***********************************************************************
683 * getpeername() (WSOCK32.5)
684 */
685 INT32 WINAPI WINSOCK_getpeername32(SOCKET32 s, struct sockaddr *name,
686 INT32 *namelen)
687 {
688 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
689 LPWSINFO pwsi = wsi_find(GetCurrentTask());
690
691 dprintf_winsock(stddeb, "WS_GETPEERNAME(%08x): socket: %04x, ptr %8x, ptr %8x\n",
692 (unsigned)pwsi, s, (int) name, *namelen);
693 if( _check_ws(pwsi, pws) )
694 {
695 if (getpeername(pws->fd, name, namelen) == 0)
696 return 0;
697 pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
698 }
699 return SOCKET_ERROR;
700 }
701
702 /***********************************************************************
703 * getpeername() (WINSOCK.5)
704 */
705 INT16 WINAPI WINSOCK_getpeername16(SOCKET16 s, struct sockaddr *name,
706 INT16 *namelen16)
707 {
708 INT32 namelen32 = *namelen16;
709 INT32 retVal = WINSOCK_getpeername32( s, name, &namelen32 );
710
711 #if DEBUG_SOCKADDR
712 dump_sockaddr(name);
713 #endif
714
715 *namelen16 = namelen32;
716 return (INT16)retVal;
717 }
718
719 /***********************************************************************
720 * getsockname() (WSOCK32.6)
721 */
722 INT32 WINAPI WINSOCK_getsockname32(SOCKET32 s, struct sockaddr *name,
723 INT32 *namelen)
724 {
725 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
726 LPWSINFO pwsi = wsi_find(GetCurrentTask());
727
728 dprintf_winsock(stddeb, "WS_GETSOCKNAME(%08x): socket: %04x, ptr %8x, ptr %8x\n",
729 (unsigned)pwsi, s, (int) name, (int) *namelen);
730 if( _check_ws(pwsi, pws) )
731 {
732 if (getsockname(pws->fd, name, namelen) == 0)
733 return 0;
734 pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
735 }
736 return SOCKET_ERROR;
737 }
738
739 /***********************************************************************
740 * getsockname() (WINSOCK.6)
741 */
742 INT16 WINAPI WINSOCK_getsockname16(SOCKET16 s, struct sockaddr *name,
743 INT16 *namelen16)
744 {
745 INT32 retVal;
746
747 if( namelen16 )
748 {
749 INT32 namelen32 = *namelen16;
750 retVal = WINSOCK_getsockname32( s, name, &namelen32 );
751 *namelen16 = namelen32;
752
753 #if DEBUG_SOCKADDR
754 dump_sockaddr(name);
755 #endif
756
757 }
758 else retVal = SOCKET_ERROR;
759 return (INT16)retVal;
760 }
761
762
763 /***********************************************************************
764 * getsockopt() (WSOCK32.7)
765 */
766 INT32 WINAPI WINSOCK_getsockopt32(SOCKET32 s, INT32 level,
767 INT32 optname, char *optval, INT32 *optlen)
768 {
769 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
770 LPWSINFO pwsi = wsi_find(GetCurrentTask());
771
772 dprintf_winsock(stddeb, "WS_GETSOCKOPT(%08x): socket: %04x, opt %d, ptr %8x, ptr %8x\n",
773 (unsigned)pwsi, s, level, (int) optval, (int) *optlen);
774 if( _check_ws(pwsi, pws) )
775 {
776 convert_sockopt(&level, &optname);
777 if (getsockopt(pws->fd, (int) level, optname, optval, optlen) == 0 )
778 return 0;
779 pwsi->err = (errno == EBADF) ? WSAENOTSOCK : wsaErrno();
780 }
781 return SOCKET_ERROR;
782 }
783
784 /***********************************************************************
785 * getsockopt() (WINSOCK.7)
786 */
787 INT16 WINAPI WINSOCK_getsockopt16(SOCKET16 s, INT16 level,
788 INT16 optname, char *optval, INT16 *optlen)
789 {
790 INT32 optlen32;
791 INT32 *p = &optlen32;
792 INT32 retVal;
793 if( optlen ) optlen32 = *optlen; else p = NULL;
794 retVal = WINSOCK_getsockopt32( s, level, optname, optval, p );
795 if( optlen ) *optlen = optlen32;
796 return (INT16)retVal;
797 }
798
799 /***********************************************************************
800 * htonl() (WINSOCK.8)(WSOCK32.8)
801 */
802 u_long WINAPI WINSOCK_htonl(u_long hostlong) { return( htonl(hostlong) ); }
803 /***********************************************************************
804 * htons() (WINSOCK.9)(WSOCK32.9)
805 */
806 u_short WINAPI WINSOCK_htons(u_short hostshort) { return( htons(hostshort) ); }
807 /***********************************************************************
808 * inet_addr() (WINSOCK.10)(WSOCK32.10)
809 */
810 u_long WINAPI WINSOCK_inet_addr(char *cp) { return( inet_addr(cp) ); }
811 /***********************************************************************
812 * htohl() (WINSOCK.14)(WSOCK32.14)
813 */
814 u_long WINAPI WINSOCK_ntohl(u_long netlong) { return( ntohl(netlong) ); }
815 /***********************************************************************
816 * ntohs() (WINSOCK.15)(WSOCK32.15)
817 */
818 u_short WINAPI WINSOCK_ntohs(u_short netshort) { return( ntohs(netshort) ); }
819
820 /***********************************************************************
821 * inet_ntoa() (WINSOCK.11)(WSOCK32.11)
822 */
823 char* WINAPI WINSOCK_inet_ntoa32(struct in_addr in)
824 {
825 /* use "buffer for dummies" here because some applications have
826 * propensity to decode addresses in ws_hostent structure without
827 * saving them first...
828 */
829
830 LPWSINFO pwsi = wsi_find(GetCurrentTask());
831
832 if( pwsi )
833 {
834 char* s = inet_ntoa(in);
835 if( s )
836 {
837 if( pwsi->dbuffer == NULL )
838 if((pwsi->dbuffer = (char*) SEGPTR_ALLOC(32)) == NULL )
839 {
840 pwsi->err = WSAENOBUFS;
841 return NULL;
842 }
843 strncpy(pwsi->dbuffer, s, 32 );
844 return pwsi->dbuffer;
845 }
846 pwsi->err = wsaErrno();
847 }
848 return NULL;
849 }
850
851 SEGPTR WINAPI WINSOCK_inet_ntoa16(struct in_addr in)
852 {
853 char* retVal = WINSOCK_inet_ntoa32(in);
854 return retVal ? SEGPTR_GET(retVal) : (SEGPTR)NULL;
855 }
856
857 /***********************************************************************
858 * ioctlsocket() (WSOCK32.12)
859 */
860 INT32 WINAPI WINSOCK_ioctlsocket32(SOCKET32 s, UINT32 cmd, UINT32 *argp)
861 {
862 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
863 LPWSINFO pwsi = wsi_find(GetCurrentTask());
864
865 dprintf_winsock(stddeb, "WS_IOCTL(%08x): socket %04x, cmd %08x, ptr %8x\n",
866 (unsigned)pwsi, s, cmd, (unsigned) argp);
867 if( _check_ws(pwsi, pws) )
868 {
869 long newcmd = cmd;
870
871 switch( cmd )
872 {
873 case WS_FIONREAD:
874 newcmd=FIONREAD;
875 break;
876
877 case WS_FIONBIO:
878 newcmd=FIONBIO;
879 if( pws->psop && *argp == 0 )
880 {
881 /* AsyncSelect()'ed sockets are always nonblocking */
882 pwsi->err = WSAEINVAL;
883 return SOCKET_ERROR;
884 }
885 break;
886
887 case WS_SIOCATMARK:
888 newcmd=SIOCATMARK;
889 break;
890
891 case WS_IOW('f',125,u_long):
892 fprintf(stderr,"Warning: WS1.1 shouldn't be using async I/O\n");
893 pwsi->err = WSAEINVAL;
894 return SOCKET_ERROR;
895
896 default:
897 /* Netscape tries hard to use bogus ioctl 0x667e */
898 dprintf_winsock(stddeb,"\tunknown WS_IOCTL cmd (%08x)\n", cmd);
899 }
900 if( ioctl(pws->fd, newcmd, (char*)argp ) == 0 ) return 0;
901 pwsi->err = (errno == EBADF) ? WSAENOTSOCK : wsaErrno();
902 }
903 return SOCKET_ERROR;
904 }
905
906 /***********************************************************************
907 * ioctlsocket() (WINSOCK.12)
908 */
909 INT16 WINAPI WINSOCK_ioctlsocket16(SOCKET16 s, UINT32 cmd, UINT32 *argp)
910 {
911 return (INT16)WINSOCK_ioctlsocket32( s, cmd, argp );
912 }
913
914
915 /***********************************************************************
916 * listen() (WSOCK32.13)
917 */
918 INT32 WINAPI WINSOCK_listen32(SOCKET32 s, INT32 backlog)
919 {
920 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
921 LPWSINFO pwsi = wsi_find(GetCurrentTask());
922
923 dprintf_winsock(stddeb, "WS_LISTEN(%08x): socket %04x, backlog %d\n",
924 (unsigned)pwsi, s, backlog);
925 if( _check_ws(pwsi, pws) )
926 {
927 if (listen(pws->fd, backlog) == 0)
928 {
929 if( !pws->psop )
930 {
931 int fd_flags = fcntl(pws->fd, F_GETFL, 0);
932 if( !(fd_flags & O_NONBLOCK) ) pws->flags |= WS_FD_ACCEPT;
933 }
934 pws->flags |= WS_FD_LISTENING;
935 pws->flags &= ~(WS_FD_INACTIVE | WS_FD_CONNECTED); /* just in case */
936 return 0;
937 }
938 pwsi->err = wsaErrno();
939 }
940 else if( pwsi ) pwsi->err = WSAENOTSOCK;
941 return SOCKET_ERROR;
942 }
943
944 /***********************************************************************
945 * listen() (WINSOCK.13)
946 */
947 INT16 WINAPI WINSOCK_listen16(SOCKET16 s, INT16 backlog)
948 {
949 return (INT16)WINSOCK_listen32( s, backlog );
950 }
951
952
953 /***********************************************************************
954 * recv() (WSOCK32.16)
955 */
956 INT32 WINAPI WINSOCK_recv32(SOCKET32 s, char *buf, INT32 len, INT32 flags)
957 {
958 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
959 LPWSINFO pwsi = wsi_find(GetCurrentTask());
960
961 dprintf_winsock(stddeb, "WS_RECV(%08x): socket %04x, buf %8x, len %d, flags %d",
962 (unsigned)pwsi, s, (unsigned)buf, len, flags);
963 if( _check_ws(pwsi, pws) )
964 {
965 INT32 length;
966 if ((length = recv(pws->fd, buf, len, flags)) >= 0)
967 {
968 dprintf_winsock(stddeb, " -> %i bytes\n", length);
969
970 if( pws->psop && (pws->flags & (WS_FD_READ | WS_FD_CLOSE)) )
971 EVENT_AddIO( pws->fd, EVENT_IO_READ ); /* reenabler */
972
973 return length;
974 }
975 pwsi->err = wsaErrno();
976 }
977 else if( pwsi ) pwsi->err = WSAENOTSOCK;
978 dprintf_winsock(stddeb, " -> ERROR\n");
979 return SOCKET_ERROR;
980 }
981
982 /***********************************************************************
983 * recv() (WINSOCK.16)
984 */
985 INT16 WINAPI WINSOCK_recv16(SOCKET16 s, char *buf, INT16 len, INT16 flags)
986 {
987 return (INT16)WINSOCK_recv32( s, buf, len, flags );
988 }
989
990
991 /***********************************************************************
992 * recvfrom() (WSOCK32.17)
993 */
994 INT32 WINAPI WINSOCK_recvfrom32(SOCKET32 s, char *buf, INT32 len, INT32 flags,
995 struct sockaddr *from, INT32 *fromlen32)
996 {
997 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
998 LPWSINFO pwsi = wsi_find(GetCurrentTask());
999
1000 dprintf_winsock(stddeb, "WS_RECVFROM(%08x): socket %04x, ptr %08x, len %d, flags %d",
1001 (unsigned)pwsi, s, (unsigned)buf, len, flags);
1002 #if DEBUG_SOCKADDR
1003 if( from ) dump_sockaddr(from);
1004 else fprintf(stderr, "\tfrom = NULL\n");
1005 #endif
1006
1007 if( _check_ws(pwsi, pws) )
1008 {
1009 int length;
1010
1011 if ((length = recvfrom(pws->fd, buf, len, flags, from, fromlen32)) >= 0)
1012 {
1013 dprintf_winsock(stddeb, " -> %i bytes\n", length);
1014
1015 if( pws->psop && (pws->flags & (WS_FD_READ | WS_FD_CLOSE)) )
1016 EVENT_AddIO( pws->fd, EVENT_IO_READ ); /* reenabler */
1017
1018 return (INT16)length;
1019 }
1020 pwsi->err = wsaErrno();
1021 }
1022 else if( pwsi ) pwsi->err = WSAENOTSOCK;
1023 dprintf_winsock(stddeb, " -> ERROR\n");
1024 return SOCKET_ERROR;
1025 }
1026
1027 /***********************************************************************
1028 * recvfrom() (WINSOCK.17)
1029 */
1030 INT16 WINAPI WINSOCK_recvfrom16(SOCKET16 s, char *buf, INT16 len, INT16 flags,
1031 struct sockaddr *from, INT16 *fromlen16)
1032 {
1033 INT32 fromlen32;
1034 INT32 *p = &fromlen32;
1035 INT32 retVal;
1036
1037 if( fromlen16 ) fromlen32 = *fromlen16; else p = NULL;
1038 retVal = WINSOCK_recvfrom32( s, buf, len, flags, from, p );
1039 if( fromlen16 ) *fromlen16 = fromlen32;
1040 return (INT16)retVal;
1041 }
1042
1043 /***********************************************************************
1044 * select() (WINSOCK.18)(WSOCK32.18)
1045 */
1046 static INT32 __ws_select( BOOL32 b32, void *ws_readfds, void *ws_writefds, void *ws_exceptfds,
1047 struct timeval *timeout )
1048 {
1049 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1050
1051 dprintf_winsock(stddeb, "WS_SELECT(%08x): read %8x, write %8x, excp %8x\n",
1052 (unsigned) pwsi, (unsigned) ws_readfds, (unsigned) ws_writefds, (unsigned) ws_exceptfds);
1053
1054 if( pwsi )
1055 {
1056 int highfd = 0;
1057 fd_set readfds, writefds, exceptfds;
1058 fd_set *p_read, *p_write, *p_except;
1059
1060 p_read = fd_set_import(&readfds, pwsi, ws_readfds, &highfd, b32);
1061 p_write = fd_set_import(&writefds, pwsi, ws_writefds, &highfd, b32);
1062 p_except = fd_set_import(&exceptfds, pwsi, ws_exceptfds, &highfd, b32);
1063
1064 if( (highfd = select(highfd + 1, p_read, p_write, p_except, timeout)) >= 0 )
1065 {
1066 if( highfd )
1067 {
1068 fd_set_export(pwsi, &readfds, p_except, ws_readfds, b32);
1069 fd_set_export(pwsi, &writefds, p_except, ws_writefds, b32);
1070
1071 if (p_except && ws_exceptfds)
1072 {
1073 #define wsfds16 ((ws_fd_set16*)ws_exceptfds)
1074 #define wsfds32 ((ws_fd_set32*)ws_exceptfds)
1075 int i, j, count = (b32) ? wsfds32->fd_count : wsfds16->fd_count;
1076
1077 for (i = j = 0; i < count; i++)
1078 {
1079 ws_socket *pws = (b32) ? (ws_socket *)WS_HANDLE2PTR(wsfds32->fd_array[i])
1080 : (ws_socket *)WS_HANDLE2PTR(wsfds16->fd_array[i]);
1081 if( _check_ws(pwsi, pws) && FD_ISSET(pws->fd, &exceptfds) )
1082 {
1083 if( b32 )
1084 wsfds32->fd_array[j++] = wsfds32->fd_array[i];
1085 else
1086 wsfds16->fd_array[j++] = wsfds16->fd_array[i];
1087 }
1088 }
1089 if( b32 )
1090 wsfds32->fd_count = j;
1091 else
1092 wsfds16->fd_count = j;
1093 #undef wsfds32
1094 #undef wsfds16
1095 }
1096 }
1097 return highfd;
1098 }
1099 pwsi->err = wsaErrno();
1100 }
1101 return SOCKET_ERROR;
1102 }
1103
1104 INT16 WINAPI WINSOCK_select16(INT16 nfds, ws_fd_set16 *ws_readfds,
1105 ws_fd_set16 *ws_writefds, ws_fd_set16 *ws_exceptfds,
1106 struct timeval *timeout)
1107 {
1108 return (INT16)__ws_select( FALSE, ws_readfds, ws_writefds, ws_exceptfds, timeout );
1109 }
1110
1111 INT32 WINAPI WINSOCK_select32(INT32 nfds, ws_fd_set32 *ws_readfds,
1112 ws_fd_set32 *ws_writefds, ws_fd_set32 *ws_exceptfds,
1113 struct timeval *timeout)
1114 {
1115 /* struct timeval is the same for both 32- and 16-bit code */
1116 return (INT32)__ws_select( TRUE, ws_readfds, ws_writefds, ws_exceptfds, timeout );
1117 }
1118
1119
1120 /***********************************************************************
1121 * send() (WSOCK32.19)
1122 */
1123 INT32 WINAPI WINSOCK_send32(SOCKET32 s, char *buf, INT32 len, INT32 flags)
1124 {
1125 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
1126 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1127
1128 dprintf_winsock(stddeb, "WS_SEND(%08x): socket %04x, ptr %08x, length %d, flags %d\n",
1129 (unsigned)pwsi, s, (unsigned) buf, len, flags);
1130 if( _check_ws(pwsi, pws) )
1131 {
1132 int length;
1133
1134 if ((length = send(pws->fd, buf, len, flags)) < 0 )
1135 {
1136 pwsi->err = wsaErrno();
1137 if( pwsi->err == WSAEWOULDBLOCK &&
1138 pws->psop && pws->flags & WS_FD_WRITE )
1139 EVENT_AddIO( pws->fd, EVENT_IO_WRITE ); /* reenabler */
1140 }
1141 else return (INT16)length;
1142 }
1143 else if( pwsi ) pwsi->err = WSAENOTSOCK;
1144 return SOCKET_ERROR;
1145 }
1146
1147 /***********************************************************************
1148 * send() (WINSOCK.19)
1149 */
1150 INT16 WINAPI WINSOCK_send16(SOCKET16 s, char *buf, INT16 len, INT16 flags)
1151 {
1152 return WINSOCK_send32( s, buf, len, flags );
1153 }
1154
1155 /***********************************************************************
1156 * sendto() (WSOCK32.20)
1157 */
1158 INT32 WINAPI WINSOCK_sendto32(SOCKET32 s, char *buf, INT32 len, INT32 flags,
1159 struct sockaddr *to, INT32 tolen)
1160 {
1161 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
1162 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1163
1164 dprintf_winsock(stddeb, "WS_SENDTO(%08x): socket %04x, ptr %08x, length %d, flags %d\n",
1165 (unsigned)pwsi, s, (unsigned) buf, len, flags);
1166 if( _check_ws(pwsi, pws) )
1167 {
1168 INT32 length;
1169
1170 if ((length = sendto(pws->fd, buf, len, flags, to, tolen)) < 0 )
1171 {
1172 pwsi->err = wsaErrno();
1173 if( pwsi->err == WSAEWOULDBLOCK &&
1174 pws->psop && pws->flags & WS_FD_WRITE )
1175 EVENT_AddIO( pws->fd, EVENT_IO_WRITE ); /* reenabler */
1176 }
1177 else return length;
1178 }
1179 else if( pwsi ) pwsi->err = WSAENOTSOCK;
1180 return SOCKET_ERROR;
1181 }
1182
1183 /***********************************************************************
1184 * sendto() (WINSOCK.20)
1185 */
1186 INT16 WINAPI WINSOCK_sendto16(SOCKET16 s, char *buf, INT16 len, INT16 flags,
1187 struct sockaddr *to, INT16 tolen)
1188 {
1189 return (INT16)WINSOCK_sendto32( s, buf, len, flags, to, tolen );
1190 }
1191
1192 /***********************************************************************
1193 * setsockopt() (WSOCK32.21)
1194 */
1195 INT32 WINAPI WINSOCK_setsockopt32(SOCKET16 s, INT32 level, INT32 optname,
1196 char *optval, INT32 optlen)
1197 {
1198 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
1199 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1200
1201 dprintf_winsock(stddeb, "WS_SETSOCKOPT(%08x): socket %04x, lev %d, opt %d, ptr %08x, len %d\n",
1202 (unsigned)pwsi, s, level, optname, (int) optval, optlen);
1203 if( _check_ws(pwsi, pws) )
1204 {
1205 convert_sockopt(&level, &optname);
1206 if (setsockopt(pws->fd, level, optname, optval, optlen) == 0) return 0;
1207 pwsi->err = wsaErrno();
1208 }
1209 else if( pwsi ) pwsi->err = WSAENOTSOCK;
1210 return SOCKET_ERROR;
1211 }
1212
1213 /***********************************************************************
1214 * setsockopt() (WINSOCK.21)
1215 */
1216 INT16 WINAPI WINSOCK_setsockopt16(SOCKET16 s, INT16 level, INT16 optname,
1217 char *optval, INT16 optlen)
1218 {
1219 INT32 linger32[2];
1220 if( !optval ) return SOCKET_ERROR;
1221 if( optname == SO_LINGER )
1222 {
1223 INT16* ptr = (INT16*)optval;
1224 linger32[0] = ptr[0];
1225 linger32[1] = ptr[1];
1226 optval = (char*)&linger32;
1227 optlen = sizeof(linger32);
1228 }
1229 return (INT16)WINSOCK_setsockopt32( s, level, optname, optval, optlen );
1230 }
1231
1232
1233 /***********************************************************************
1234 * shutdown() (WSOCK32.22)
1235 */
1236 INT32 WINAPI WINSOCK_shutdown32(SOCKET32 s, INT32 how)
1237 {
1238 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
1239 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1240
1241 dprintf_winsock(stddeb, "WS_SHUTDOWN(%08x): socket %04x, how %i\n",
1242 (unsigned)pwsi, s, how );
1243 if( _check_ws(pwsi, pws) )
1244 {
1245 if( pws->psop )
1246 switch( how )
1247 {
1248 case 0: /* drop receives */
1249 if( pws->flags & (WS_FD_READ | WS_FD_CLOSE) )
1250 EVENT_DeleteIO( pws->fd, EVENT_IO_READ );
1251 pws->flags &= ~(WS_FD_READ | WS_FD_CLOSE);
1252 break;
1253
1254 case 1: /* drop sends */
1255 if( pws->flags & WS_FD_WRITE )
1256 EVENT_DeleteIO( pws->fd, EVENT_IO_WRITE );
1257 pws->flags &= ~WS_FD_WRITE;
1258 break;
1259
1260 case 2: /* drop all */
1261 default:
1262 WSAAsyncSelect32( s, 0, 0, 0 );
1263 break;
1264 }
1265
1266 if (shutdown(pws->fd, how) == 0)
1267 {
1268 if( how > 1 )
1269 {
1270 pws->flags &= ~(WS_FD_CONNECTED | WS_FD_LISTENING);
1271 pws->flags |= WS_FD_INACTIVE;
1272 }
1273 return 0;
1274 }
1275 pwsi->err = wsaErrno();
1276 }
1277 else if( pwsi ) pwsi->err = WSAENOTSOCK;
1278 return SOCKET_ERROR;
1279 }
1280
1281 /***********************************************************************
1282 * shutdown() (WINSOCK.22)
1283 */
1284 INT16 WINAPI WINSOCK_shutdown16(SOCKET16 s, INT16 how)
1285 {
1286 return (INT16)WINSOCK_shutdown32( s, how );
1287 }
1288
1289
1290 /***********************************************************************
1291 * socket() (WSOCK32.23)
1292 */
1293 SOCKET32 WINAPI WINSOCK_socket32(INT32 af, INT32 type, INT32 protocol)
1294 {
1295 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1296
1297 dprintf_winsock(stddeb, "WS_SOCKET(%08x): af=%d type=%d protocol=%d\n",
1298 (unsigned)pwsi, af, type, protocol);
1299
1300 if( pwsi )
1301 {
1302 int sock;
1303
1304 /* check the socket family */
1305 switch(af)
1306 {
1307 case AF_INET:
1308 case AF_UNSPEC: break;
1309 default: pwsi->err = WSAEAFNOSUPPORT;
1310 return INVALID_SOCKET32;
1311 }
1312
1313 /* check the socket type */
1314 switch(type)
1315 {
1316 case SOCK_STREAM:
1317 case SOCK_DGRAM:
1318 case SOCK_RAW: break;
1319 default: pwsi->err = WSAESOCKTNOSUPPORT;
1320 return INVALID_SOCKET32;
1321 }
1322
1323 /* check the protocol type */
1324 if ( protocol < 0 ) /* don't support negative values */
1325 { pwsi->err = WSAEPROTONOSUPPORT; return INVALID_SOCKET32; }
1326
1327 if ( af == AF_UNSPEC) /* did they not specify the address family? */
1328 switch(protocol)
1329 {
1330 case IPPROTO_TCP:
1331 if (type == SOCK_STREAM) { af = AF_INET; break; }
1332 case IPPROTO_UDP:
1333 if (type == SOCK_DGRAM) { af = AF_INET; break; }
1334 default: pwsi->err = WSAEPROTOTYPE; return INVALID_SOCKET32;
1335 }
1336
1337 if ((sock = socket(af, type, protocol)) >= 0)
1338 {
1339 ws_socket* pnew = wsi_alloc_socket(pwsi, sock);
1340
1341 dprintf_winsock(stddeb,"\tcreated %04x (handle %i)\n", sock, (UINT16)WS_PTR2HANDLE(pnew));
1342
1343 if( pnew ) return (SOCKET16)WS_PTR2HANDLE(pnew);
1344
1345 close(sock);
1346 pwsi->err = WSAENOBUFS;
1347 return INVALID_SOCKET32;
1348 }
1349
1350 if (errno == EPERM) /* raw socket denied */
1351 {
1352 fprintf(stderr, "WS_SOCKET: not enough privileges\n");
1353 pwsi->err = WSAESOCKTNOSUPPORT;
1354 } else pwsi->err = wsaErrno();
1355 }
1356
1357 dprintf_winsock(stddeb, "\t\tfailed!\n");
1358 return INVALID_SOCKET32;
1359 }
1360
1361 /***********************************************************************
1362 * socket() (WINSOCK.23)
1363 */
1364 SOCKET16 WINAPI WINSOCK_socket16(INT16 af, INT16 type, INT16 protocol)
1365 {
1366 return (SOCKET16)WINSOCK_socket32( af, type, protocol );
1367 }
1368
1369
1370 /* ----------------------------------- DNS services
1371 *
1372 * IMPORTANT: 16-bit API structures have SEGPTR pointers inside them.
1373 * Also, we have to use wsock32 stubs to convert structures and
1374 * error codes from Unix to WSA, hence no direct mapping in if1632/wsock32.spec.
1375 */
1376
1377 static char* NULL_STRING = "NULL";
1378
1379 /***********************************************************************
1380 * gethostbyaddr() (WINSOCK.51)(WSOCK32.51)
1381 */
1382 static struct WIN_hostent* __ws_gethostbyaddr(const char *addr, int len, int type, int dup_flag)
1383 {
1384 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1385
1386 if( pwsi )
1387 {
1388 struct hostent* host;
1389 if( (host = gethostbyaddr(addr, len, type)) != NULL )
1390 if( WS_dup_he(pwsi, host, dup_flag) )
1391 return (struct WIN_hostent*)(pwsi->buffer);
1392 else
1393 pwsi->err = WSAENOBUFS;
1394 else
1395 pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
1396 }
1397 return NULL;
1398 }
1399
1400 SEGPTR WINAPI WINSOCK_gethostbyaddr16(const char *addr, INT16 len, INT16 type)
1401 {
1402 struct WIN_hostent* retval;
1403 dprintf_winsock(stddeb, "WS_GetHostByAddr16: ptr %08x, len %d, type %d\n",
1404 (unsigned) addr, len, type);
1405 retval = __ws_gethostbyaddr( addr, len, type, WS_DUP_SEGPTR );
1406 return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
1407 }
1408
1409 struct WIN_hostent* WINAPI WINSOCK_gethostbyaddr32(const char *addr, INT32 len,
1410 INT32 type)
1411 {
1412 dprintf_winsock(stddeb, "WS_GetHostByAddr32: ptr %08x, len %d, type %d\n",
1413 (unsigned) addr, len, type);
1414 return __ws_gethostbyaddr(addr, len, type, WS_DUP_LINEAR);
1415 }
1416
1417 /***********************************************************************
1418 * gethostbyname() (WINSOCK.52)(WSOCK32.52)
1419 */
1420 static struct WIN_hostent * __ws_gethostbyname(const char *name, int dup_flag)
1421 {
1422 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1423
1424 if( pwsi )
1425 {
1426 struct hostent* host;
1427 if( (host = gethostbyname(name)) != NULL )
1428 if( WS_dup_he(pwsi, host, dup_flag) )
1429 return (struct WIN_hostent*)(pwsi->buffer);
1430 else pwsi->err = WSAENOBUFS;
1431 else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
1432 }
1433 return NULL;
1434 }
1435
1436 SEGPTR WINAPI WINSOCK_gethostbyname16(const char *name)
1437 {
1438 struct WIN_hostent* retval;
1439 dprintf_winsock(stddeb, "WS_GetHostByName16: %s\n", (name)?name:NULL_STRING);
1440 retval = __ws_gethostbyname( name, WS_DUP_SEGPTR );
1441 return (retval)? SEGPTR_GET(retval) : ((SEGPTR)NULL) ;
1442 }
1443
1444 struct WIN_hostent* WINAPI WINSOCK_gethostbyname32(const char* name)
1445 {
1446 dprintf_winsock(stddeb, "WS_GetHostByName32: %s\n", (name)?name:NULL_STRING);
1447 return __ws_gethostbyname( name, WS_DUP_LINEAR );
1448 }
1449
1450
1451 /***********************************************************************
1452 * getprotobyname() (WINSOCK.53)(WSOCK32.53)
1453 */
1454 static struct WIN_protoent* __ws_getprotobyname(const char *name, int dup_flag)
1455 {
1456 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1457
1458 if( pwsi )
1459 {
1460 struct protoent* proto;
1461 if( (proto = getprotobyname(name)) != NULL )
1462 if( WS_dup_pe(pwsi, proto, dup_flag) )
1463 return (struct WIN_protoent*)(pwsi->buffer);
1464 else pwsi->err = WSAENOBUFS;
1465 else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
1466 }
1467 return NULL;
1468 }
1469
1470 SEGPTR WINAPI WINSOCK_getprotobyname16(const char *name)
1471 {
1472 struct WIN_protoent* retval;
1473 dprintf_winsock(stddeb, "WS_GetProtoByName16: %s\n", (name)?name:NULL_STRING);
1474 retval = __ws_getprotobyname(name, WS_DUP_SEGPTR);
1475 return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
1476 }
1477
1478 struct WIN_protoent* WINAPI WINSOCK_getprotobyname32(const char* name)
1479 {
1480 dprintf_winsock(stddeb, "WS_GetProtoByName32: %s\n", (name)?name:NULL_STRING);
1481 return __ws_getprotobyname(name, WS_DUP_LINEAR);
1482 }
1483
1484
1485 /***********************************************************************
1486 * getprotobynumber() (WINSOCK.54)(WSOCK32.54)
1487 */
1488 static struct WIN_protoent* __ws_getprotobynumber(int number, int dup_flag)
1489 {
1490 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1491
1492 if( pwsi )
1493 {
1494 struct protoent* proto;
1495 if( (proto = getprotobynumber(number)) != NULL )
1496 if( WS_dup_pe(pwsi, proto, dup_flag) )
1497 return (struct WIN_protoent*)(pwsi->buffer);
1498 else pwsi->err = WSAENOBUFS;
1499 else pwsi->err = WSANO_DATA;
1500 }
1501 return NULL;
1502 }
1503
1504 SEGPTR WINAPI WINSOCK_getprotobynumber16(INT16 number)
1505 {
1506 struct WIN_protoent* retval;
1507 dprintf_winsock(stddeb, "WS_GetProtoByNumber16: %i\n", number);
1508 retval = __ws_getprotobynumber(number, WS_DUP_SEGPTR);
1509 return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
1510 }
1511
1512 struct WIN_protoent* WINAPI WINSOCK_getprotobynumber32(INT32 number)
1513 {
1514 dprintf_winsock(stddeb, "WS_GetProtoByNumber32: %i\n", number);
1515 return __ws_getprotobynumber(number, WS_DUP_LINEAR);
1516 }
1517
1518
1519 /***********************************************************************
1520 * getservbyname() (WINSOCK.55)(WSOCK32.55)
1521 */
1522 struct WIN_servent* __ws_getservbyname(const char *name, const char *proto, int dup_flag)
1523 {
1524 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1525
1526 if( pwsi )
1527 {
1528 struct servent* serv;
1529 if( (serv = getservbyname(name, proto)) != NULL )
1530 if( WS_dup_se(pwsi, serv, dup_flag) )
1531 return (struct WIN_servent*)(pwsi->buffer);
1532 else pwsi->err = WSAENOBUFS;
1533 else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
1534 }
1535 return NULL;
1536 }
1537
1538 SEGPTR WINAPI WINSOCK_getservbyname16(const char *name, const char *proto)
1539 {
1540 struct WIN_servent* retval;
1541 dprintf_winsock(stddeb, "WS_GetServByName16: '%s', '%s'\n",
1542 (name)?name:NULL_STRING, (proto)?proto:NULL_STRING);
1543 retval = __ws_getservbyname(name, proto, WS_DUP_SEGPTR);
1544 return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
1545 }
1546
1547 struct WIN_servent* WINAPI WINSOCK_getservbyname32(const char *name, const char *proto)
1548 {
1549 dprintf_winsock(stddeb, "WS_GetServByName32: '%s', '%s'\n",
1550 (name)?name:NULL_STRING, (proto)?proto:NULL_STRING);
1551 return __ws_getservbyname(name, proto, WS_DUP_LINEAR);
1552 }
1553
1554
1555 /***********************************************************************
1556 * getservbyport() (WINSOCK.56)(WSOCK32.56)
1557 */
1558 static struct WIN_servent* __ws_getservbyport(int port, const char* proto, int dup_flag)
1559 {
1560 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1561
1562 if( pwsi )
1563 {
1564 struct servent* serv;
1565 if( (serv = getservbyport(port, proto)) != NULL )
1566 if( WS_dup_se(pwsi, serv, dup_flag) )
1567 return (struct WIN_servent*)(pwsi->buffer);
1568 else pwsi->err = WSAENOBUFS;
1569 else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
1570 }
1571 return NULL;
1572 }
1573
1574 SEGPTR WINAPI WINSOCK_getservbyport16(INT16 port, const char *proto)
1575 {
1576 struct WIN_servent* retval;
1577 dprintf_winsock(stddeb, "WS_GetServByPort16: %i, '%s'\n",
1578 (int)port, (proto)?proto:NULL_STRING);
1579 retval = __ws_getservbyport(port, proto, WS_DUP_SEGPTR);
1580 return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
1581 }
1582
1583 struct WIN_servent* WINAPI WINSOCK_getservbyport32(INT32 port, const char *proto)
1584 {
1585 dprintf_winsock(stddeb, "WS_GetServByPort32: %i, '%s'\n",
1586 (int)port, (proto)?proto:NULL_STRING);
1587 return __ws_getservbyport(port, proto, WS_DUP_LINEAR);
1588 }
1589
1590
1591 /***********************************************************************
1592 * gethostname() (WSOCK32.57)
1593 */
1594 INT32 WINAPI WINSOCK_gethostname32(char *name, INT32 namelen)
1595 {
1596 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1597
1598 dprintf_winsock(stddeb, "WS_GetHostName(%08x): name %s, len %d\n",
1599 (unsigned)pwsi, (name)?name:NULL_STRING, namelen);
1600 if( pwsi )
1601 {
1602 if (gethostname(name, namelen) == 0) return 0;
1603 pwsi->err = (errno == EINVAL) ? WSAEFAULT : wsaErrno();
1604 }
1605 return SOCKET_ERROR;
1606 }
1607
1608 /***********************************************************************
1609 * gethostname() (WINSOCK.57)
1610 */
1611 INT16 WINAPI WINSOCK_gethostname16(char *name, INT16 namelen)
1612 {
1613 return (INT16)WINSOCK_gethostname32(name, namelen);
1614 }
1615
1616
1617 /* ------------------------------------- Windows sockets extensions -- *
1618 * *
1619 * ------------------------------------------------------------------- */
1620
1621
1622 /***********************************************************************
1623 * Asynchronous DNS services
1624 */
1625
1626 /* winsock_dns.c */
1627 extern HANDLE16 __WSAsyncDBQuery(LPWSINFO pwsi, HWND32 hWnd, UINT32 uMsg, INT32 type, LPCSTR init,
1628 INT32 len, LPCSTR proto, void* sbuf, INT32 buflen, UINT32 flag);
1629
1630 /***********************************************************************
1631 * WSAAsyncGetHostByAddr() (WINSOCK.102)
1632 */
1633 HANDLE16 WINAPI WSAAsyncGetHostByAddr16(HWND16 hWnd, UINT16 uMsg, LPCSTR addr,
1634 INT16 len, INT16 type, SEGPTR sbuf, INT16 buflen)
1635 {
1636 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1637
1638 dprintf_winsock(stddeb, "WS_AsyncGetHostByAddr16(%08x): hwnd %04x, msg %04x, addr %08x[%i]\n",
1639 (unsigned)pwsi, hWnd, uMsg, (unsigned)addr , len );
1640
1641 if( pwsi )
1642 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, type, addr, len,
1643 NULL, (void*)sbuf, buflen, WSMSG_ASYNC_HOSTBYADDR );
1644 return 0;
1645 }
1646
1647 /***********************************************************************
1648 * WSAAsyncGetHostByAddr() (WSOCK32.102)
1649 */
1650 HANDLE32 WINAPI WSAAsyncGetHostByAddr32(HWND32 hWnd, UINT32 uMsg, LPCSTR addr,
1651 INT32 len, INT32 type, LPSTR sbuf, INT32 buflen)
1652 {
1653 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1654
1655 dprintf_winsock(stddeb, "WS_AsyncGetHostByAddr32(%08x): hwnd %04x, msg %08x, addr %08x[%i]\n",
1656 (unsigned)pwsi, (HWND16)hWnd, uMsg, (unsigned)addr , len );
1657
1658 if( pwsi )
1659 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, type, addr, len,
1660 NULL, (void*)sbuf, buflen, WSMSG_ASYNC_HOSTBYADDR | WSMSG_ASYNC_WIN32);
1661 return 0;
1662 }
1663
1664
1665 /***********************************************************************
1666 * WSAAsyncGetHostByName() (WINSOCK.103)
1667 */
1668 HANDLE16 WINAPI WSAAsyncGetHostByName16(HWND16 hWnd, UINT16 uMsg, LPCSTR name,
1669 SEGPTR sbuf, INT16 buflen)
1670 {
1671 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1672
1673 dprintf_winsock(stddeb, "WS_AsyncGetHostByName16(%08x): hwnd %04x, msg %04x, host %s,
1674 buffer %i\n", (unsigned)pwsi, hWnd, uMsg, (name)?name:NULL_STRING, (int)buflen );
1675
1676 if( pwsi )
1677 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
1678 NULL, (void*)sbuf, buflen, WSMSG_ASYNC_HOSTBYNAME );
1679 return 0;
1680 }
1681
1682 /***********************************************************************
1683 * WSAAsyncGetHostByName32() (WSOCK32.103)
1684 */
1685 HANDLE32 WINAPI WSAAsyncGetHostByName32(HWND32 hWnd, UINT32 uMsg, LPCSTR name,
1686 LPSTR sbuf, INT32 buflen)
1687 {
1688 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1689 dprintf_winsock(stddeb, "WS_AsyncGetHostByName32(%08x): hwnd %04x, msg %08x, host %s,
1690 buffer %i\n", (unsigned)pwsi, (HWND16)hWnd, uMsg, (name)?name:NULL_STRING, (int)buflen );
1691 if( pwsi )
1692 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
1693 NULL, (void*)sbuf, buflen, WSMSG_ASYNC_HOSTBYNAME | WSMSG_ASYNC_WIN32);
1694 return 0;
1695 }
1696
1697
1698 /***********************************************************************
1699 * WSAAsyncGetProtoByName() (WINSOCK.105)
1700 */
1701 HANDLE16 WINAPI WSAAsyncGetProtoByName16(HWND16 hWnd, UINT16 uMsg, LPCSTR name,
1702 SEGPTR sbuf, INT16 buflen)
1703 {
1704 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1705
1706 dprintf_winsock(stddeb, "WS_AsyncGetProtoByName16(%08x): hwnd %04x, msg %08x, protocol %s\n",
1707 (unsigned)pwsi, (HWND16)hWnd, uMsg, (name)?name:NULL_STRING );
1708
1709 if( pwsi )
1710 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
1711 NULL, (void*)sbuf, buflen, WSMSG_ASYNC_PROTOBYNAME );
1712 return 0;
1713 }
1714
1715 /***********************************************************************
1716 * WSAAsyncGetProtoByName() (WSOCK32.105)
1717 */
1718 HANDLE32 WINAPI WSAAsyncGetProtoByName32(HWND32 hWnd, UINT32 uMsg, LPCSTR name,
1719 LPSTR sbuf, INT32 buflen)
1720 {
1721 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1722
1723 dprintf_winsock(stddeb, "WS_AsyncGetProtoByName32(%08x): hwnd %04x, msg %08x, protocol %s\n",
1724 (unsigned)pwsi, (HWND16)hWnd, uMsg, (name)?name:NULL_STRING );
1725
1726 if( pwsi )
1727 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
1728 NULL, (void*)sbuf, buflen, WSMSG_ASYNC_PROTOBYNAME | WSMSG_ASYNC_WIN32);
1729 return 0;
1730 }
1731
1732
1733 /***********************************************************************
1734 * WSAAsyncGetProtoByNumber() (WINSOCK.104)
1735 */
1736 HANDLE16 WINAPI WSAAsyncGetProtoByNumber16(HWND16 hWnd, UINT16 uMsg, INT16 number,
1737 SEGPTR sbuf, INT16 buflen)
1738 {
1739 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1740
1741 dprintf_winsock(stddeb, "WS_AsyncGetProtoByNumber16(%08x): hwnd %04x, msg %04x, num %i\n",
1742 (unsigned)pwsi, hWnd, uMsg, number );
1743
1744 if( pwsi )
1745 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, number, NULL, 0,
1746 NULL, (void*)sbuf, buflen, WSMSG_ASYNC_PROTOBYNUM );
1747 return 0;
1748 }
1749
1750 /***********************************************************************
1751 * WSAAsyncGetProtoByNumber() (WSOCK32.104)
1752 */
1753 HANDLE32 WINAPI WSAAsyncGetProtoByNumber32(HWND32 hWnd, UINT32 uMsg, INT32 number,
1754 LPSTR sbuf, INT32 buflen)
1755 {
1756 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1757
1758 dprintf_winsock(stddeb, "WS_AsyncGetProtoByNumber32(%08x): hwnd %04x, msg %08x, num %i\n",
1759 (unsigned)pwsi, (HWND16)hWnd, uMsg, number );
1760
1761 if( pwsi )
1762 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, number, NULL, 0,
1763 NULL, (void*)sbuf, buflen, WSMSG_ASYNC_PROTOBYNUM | WSMSG_ASYNC_WIN32);
1764 return 0;
1765 }
1766
1767
1768 /***********************************************************************
1769 * WSAAsyncGetServByName() (WINSOCK.107)
1770 */
1771 HANDLE16 WINAPI WSAAsyncGetServByName16(HWND16 hWnd, UINT16 uMsg, LPCSTR name,
1772 LPCSTR proto, SEGPTR sbuf, INT16 buflen)
1773 {
1774 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1775
1776 dprintf_winsock(stddeb, "WS_AsyncGetServByName16(%08x): hwnd %04x, msg %04x, name %s, proto %s\n",
1777 (unsigned)pwsi, hWnd, uMsg, (name)?name:NULL_STRING, (proto)?proto:NULL_STRING );
1778
1779 if( pwsi )
1780 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
1781 proto, (void*)sbuf, buflen, WSMSG_ASYNC_SERVBYNAME );
1782 return 0;
1783 }
1784
1785 /***********************************************************************
1786 * WSAAsyncGetServByName() (WSOCK32.107)
1787 */
1788 HANDLE32 WINAPI WSAAsyncGetServByName32(HWND32 hWnd, UINT32 uMsg, LPCSTR name,
1789 LPCSTR proto, LPSTR sbuf, INT32 buflen)
1790 {
1791 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1792
1793 dprintf_winsock(stddeb, "WS_AsyncGetServByName32(%08x): hwnd %04x, msg %08x, name %s, proto %s\n",
1794 (unsigned)pwsi, (HWND16)hWnd, uMsg, (name)?name:NULL_STRING, (proto)?proto:NULL_STRING );
1795 if( pwsi )
1796 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
1797 proto, (void*)sbuf, buflen, WSMSG_ASYNC_SERVBYNAME | WSMSG_ASYNC_WIN32);
1798 return 0;
1799 }
1800
1801
1802 /***********************************************************************
1803 * WSAAsyncGetServByPort() (WINSOCK.106)
1804 */
1805 HANDLE16 WINAPI WSAAsyncGetServByPort16(HWND16 hWnd, UINT16 uMsg, INT16 port,
1806 LPCSTR proto, SEGPTR sbuf, INT16 buflen)
1807 {
1808 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1809
1810 dprintf_winsock(stddeb, "WS_AsyncGetServByPort16(%08x): hwnd %04x, msg %04x, port %i, proto %s\n",
1811 (unsigned)pwsi, hWnd, uMsg, port, (proto)?proto:NULL_STRING );
1812
1813 if( pwsi )
1814 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, port, proto, 0,
1815 NULL, (void*)sbuf, buflen, WSMSG_ASYNC_SERVBYPORT );
1816 return 0;
1817 }
1818
1819 /***********************************************************************
1820 * WSAAsyncGetServByPort() (WSOCK32.106)
1821 */
1822 HANDLE32 WINAPI WSAAsyncGetServByPort32(HWND32 hWnd, UINT32 uMsg, INT32 port,
1823 LPCSTR proto, LPSTR sbuf, INT32 buflen)
1824 {
1825 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1826
1827 dprintf_winsock(stddeb, "WS_AsyncGetServByPort32(%08x): hwnd %04x, msg %08x, port %i, proto %s\n",
1828 (unsigned)pwsi, (HWND16)hWnd, uMsg, port, (proto)?proto:NULL_STRING );
1829
1830 if( pwsi )
1831 return __WSAsyncDBQuery(pwsi, hWnd, uMsg, port, proto, 0,
1832 NULL, (void*)sbuf, buflen, WSMSG_ASYNC_SERVBYPORT | WSMSG_ASYNC_WIN32);
1833 return 0;
1834 }
1835
1836
1837 /***********************************************************************
1838 * WSACancelAsyncRequest() (WINSOCK.108)(WSOCK32.109)
1839 */
1840 INT32 WINAPI WSACancelAsyncRequest32(HANDLE32 hAsyncTaskHandle)
1841 {
1842 INT32 retVal = SOCKET_ERROR;
1843 LPWSINFO pwsi = wsi_find(GetCurrentTask());
1844 ws_async_op* p_aop = (ws_async_op*)WS_HANDLE2PTR(hAsyncTaskHandle);
1845
1846 dprintf_winsock(stddeb, "WS_CancelAsyncRequest(%08x): handle %08x\n",
1847 (unsigned)pwsi, hAsyncTaskHandle);
1848 if( pwsi )
1849 {
1850 SIGNAL_MaskAsyncEvents( TRUE ); /* block SIGIO */
1851 if( WINSOCK_cancel_async_op(p_aop) )
1852 {
1853 WS_FREE(p_aop);
1854 pwsi->num_async_rq--;
1855 retVal = 0;
1856 }
1857 else pwsi->err = WSAEINVAL;
1858 SIGNAL_MaskAsyncEvents( FALSE );
1859 }
1860 return retVal;
1861 }
1862
1863 INT16 WINAPI WSACancelAsyncRequest16(HANDLE16 hAsyncTaskHandle)
1864 {
1865 return (HANDLE16)WSACancelAsyncRequest16((HANDLE32)hAsyncTaskHandle);
1866 }
1867
1868 /***********************************************************************
1869 * WSAAsyncSelect() (WINSOCK.101)(WSOCK32.101)
1870 */
1871
1872 static ws_select_op* __ws_select_list = NULL;
1873
1874 BOOL32 WINSOCK_HandleIO( int* max_fd, int num_pending, fd_set io_set[3] )
1875 {
1876 /* This function is called by the event dispatcher
1877 * with io_set containing the result of select() */
1878
1879 ws_select_op* psop = __ws_select_list;
1880 BOOL32 bPost = FALSE;
1881 DWORD dwEvent, dwErrBytes;
1882 int num_posted;
1883
1884 dprintf_winsock(stddeb,"WINSOCK_HandleIO: %i pending descriptors\n", num_pending );
1885
1886 for( num_posted = dwEvent = 0 ; psop; psop = psop->next )
1887 {
1888 unsigned flags = psop->pws->flags;
1889 int fd = psop->pws->fd;
1890 int r, w, e;
1891
1892 w = 0;
1893 if( (r = FD_ISSET( fd, &io_set[EVENT_IO_READ] )) ||
1894 (w = FD_ISSET( fd, &io_set[EVENT_IO_WRITE] )) ||
1895 (e = FD_ISSET( fd, &io_set[EVENT_IO_EXCEPT] )) )
1896 {
1897 /* This code removes WS_FD flags on one-shot events (WS_FD_CLOSE,
1898 * WS_FD_CONNECT), otherwise it clears descriptors in the io_set.
1899 * Reenabling calls turn them back on.
1900 */
1901
1902 dprintf_winsock(stddeb,"\tchecking psop = 0x%08x\n", (unsigned) psop );
1903
1904 num_pending--;
1905
1906 /* Now figure out what kind of event we've got. The worst problem
1907 * we have to contend with is that some out of control applications
1908 * really want to use mutually exclusive AsyncSelect() flags all at
1909 * the same time.
1910 */
1911
1912 if((flags & WS_FD_ACCEPT) && (flags & WS_FD_LISTENING))
1913 {
1914 /* WS_FD_ACCEPT is valid only if the socket is in the
1915 * listening state */
1916
1917 FD_CLR( fd, &io_set[EVENT_IO_WRITE] );
1918 if( r )
1919 {
1920 FD_CLR( fd, &io_set[EVENT_IO_READ] ); /* reenabled by the next accept() */
1921 dwEvent = WSAMAKESELECTREPLY( WS_FD_ACCEPT, 0 );
1922 bPost = TRUE;
1923 }
1924 else continue;
1925 }
1926 else if( flags & WS_FD_CONNECT )
1927 {
1928 /* connecting socket */
1929
1930 if( w || (w = FD_ISSET( fd, &io_set[EVENT_IO_WRITE] )) )
1931 {
1932 /* ready to write means that socket is connected */
1933
1934 psop->pws->flags |= WS_FD_CONNECTED;
1935 psop->pws->flags &= ~(WS_FD_CONNECT | WS_FD_INACTIVE);
1936 dwEvent = WSAMAKESELECTREPLY( WS_FD_CONNECT, 0 );
1937
1938 if( flags & (WS_FD_READ | WS_FD_CLOSE))
1939 FD_SET( fd, &io_set[EVENT_IO_READ] );
1940 else
1941 FD_CLR( fd, &io_set[EVENT_IO_READ] );
1942 if( flags & WS_FD_WRITE )
1943 FD_SET( fd, &io_set[EVENT_IO_WRITE] );
1944 else
1945 FD_CLR( fd, &io_set[EVENT_IO_WRITE] );
1946 bPost = TRUE;
1947 }
1948 else if( r )
1949 {
1950 /* failure - do read() to get correct errno */
1951
1952 if( read( fd, &dwErrBytes, sizeof(dwErrBytes) ) == -1 )
1953 {
1954 dwEvent = WSAMAKESELECTREPLY( WS_FD_CONNECT, wsaErrno() );
1955 bPost = TRUE;
1956 }
1957 }
1958 /* otherwise bPost stays FALSE */
1959 }
1960 else
1961 {
1962 /* connected socket --
1963 * removed WS_FD_OOB code for now.
1964 */
1965
1966 if( flags & WS_FD_WRITE &&
1967 (w || (w = FD_ISSET( fd, &io_set[EVENT_IO_WRITE] ))) )
1968 {
1969 /* this will be reenabled when send() or sendto() fail with
1970 * WSAEWOULDBLOCK */
1971
1972 if( PostMessage32A( psop->hWnd, psop->uMsg, (WPARAM32)WS_PTR2HANDLE(psop->pws),
1973 (LPARAM)WSAMAKESELECTREPLY( WS_FD_WRITE, 0 ) ) )
1974 {
1975 dprintf_winsock(stddeb, "\t hwnd %04x - %04x, %08x\n",
1976 psop->hWnd, psop->uMsg, (unsigned)MAKELONG(WS_FD_WRITE, 0) );
1977 FD_CLR( fd, &io_set[EVENT_IO_WRITE] );
1978 num_posted++;
1979 }
1980 }
1981
1982 if( r && (flags & (WS_FD_READ | WS_FD_CLOSE)) )
1983 {
1984 int val = (flags & WS_FD_RAW);
1985
1986 /* WS_FD_RAW is set by the WSAAsyncSelect() init */
1987
1988 bPost = TRUE;
1989 if( !val && ioctl( fd, FIONREAD, (char*)&dwErrBytes) == -1 )
1990 {
1991 /* weirdness */
1992
1993 dwEvent = WSAMAKESELECTREPLY( WS_FD_READ, wsaErrno() );
1994 }
1995 else if( val || dwErrBytes )
1996 {
1997 /* got pending data, will be reenabled by recv() or recvfrom() */
1998
1999 FD_CLR( fd, &io_set[EVENT_IO_READ] );
2000 dwEvent = WSAMAKESELECTREPLY( WS_FD_READ, 0 );
2001 }
2002 else
2003 {
2004 /* 0 bytes to read - connection reset by peer? */
2005
2006 do
2007 val = read( fd, (char*)&dwErrBytes, sizeof(dwErrBytes));
2008 while( errno == EINTR );
2009 if( errno != EWOULDBLOCK )
2010 {
2011 switch( val )
2012 {
2013 case 0: errno = ENETDOWN; /* soft reset, fall through */
2014 case -1: /* hard reset */
2015 dwEvent = WSAMAKESELECTREPLY( WS_FD_CLOSE, wsaErrno() );
2016 break;
2017
2018 default: bPost = FALSE;
2019 continue; /* FIXME: this is real bad */
2020 }
2021 }
2022 else { bPost = FALSE; continue; } /* more weirdness */
2023
2024 /* this is it, this socket is closed */
2025
2026 psop->pws->flags &= ~(WS_FD_READ | WS_FD_CLOSE | WS_FD_WRITE);
2027 FD_CLR( fd, &io_set[EVENT_IO_READ] );
2028 FD_CLR( fd, &io_set[EVENT_IO_WRITE] );
2029
2030 if( *max_fd == (fd + 1) ) (*max_fd)--;
2031 }
2032 }
2033 }
2034
2035 if( bPost )
2036 {
2037 dprintf_winsock(stddeb, "\t hwnd %04x - %04x, %08x\n",
2038 psop->hWnd, psop->uMsg, (unsigned)dwEvent );
2039 PostMessage32A( psop->hWnd, psop->uMsg,
2040 (WPARAM32)WS_PTR2HANDLE(psop->pws), (LPARAM)dwEvent );
2041 bPost = FALSE;
2042 num_posted++;
2043 }
2044 }
2045 if( num_pending <= 0 ) break;
2046 }
2047
2048 dprintf_winsock(stddeb, "\tdone, %i posted events\n", num_posted );
2049 return ( num_posted ) ? TRUE : FALSE;
2050 }
2051
2052 INT32 WINAPI WSAAsyncSelect32(SOCKET32 s, HWND32 hWnd, UINT32 uMsg, UINT32 lEvent)
2053 {
2054 ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
2055 LPWSINFO pwsi = wsi_find(GetCurrentTask());
2056
2057 dprintf_winsock(stddeb, "WS_AsyncSelect(%08x): %04x, hWnd %04x, uMsg %08x, event %08x\n",
2058 (unsigned)pwsi, (SOCKET16)s, (HWND16)hWnd, uMsg, (unsigned)lEvent );
2059 if( _check_ws(pwsi, pws) )
2060 {
2061 ws_select_op* psop;
2062
2063 if( (psop = pws->psop) )
2064 {
2065 /* delete previous control struct */
2066
2067 if( psop == __ws_select_list )
2068 __ws_select_list = psop->next;
2069 else
2070 psop->prev->next = psop->next;
2071 if( psop->next ) psop->next->prev = psop->prev;
2072
2073 if( pws->flags & (WS_FD_ACCEPT | WS_FD_CONNECT | WS_FD_READ | WS_FD_CLOSE) )
2074 EVENT_DeleteIO( pws->fd, EVENT_IO_READ );
2075 if( pws->flags & (WS_FD_CONNECT | WS_FD_WRITE) )
2076 EVENT_DeleteIO( pws->fd, EVENT_IO_WRITE );
2077
2078 dprintf_winsock(stddeb,"\tremoving psop = 0x%08x\n", (unsigned) psop );
2079
2080 WS_FREE( pws->psop );
2081 pws->flags &= ~(WS_FD_RAW | WS_FD_ACCEPT | WS_FD_CONNECT |
2082 WS_FD_READ | WS_FD_WRITE | WS_FD_CLOSE);
2083 pws->psop = NULL;
2084 }
2085
2086 if( lEvent )
2087 {
2088 psop = (ws_select_op*)WS_ALLOC(sizeof(ws_select_op));
2089 if( psop )
2090 {
2091 int sock_type, bytes = sizeof(int);
2092
2093 WINSOCK_unblock_io( pws->fd, TRUE );
2094
2095 psop->prev = NULL;
2096 psop->next = __ws_select_list;
2097 if( __ws_select_list )
2098 __ws_select_list->prev = psop;
2099 __ws_select_list = psop;
2100
2101 psop->pws = pws;
2102 psop->hWnd = hWnd;
2103 psop->uMsg = uMsg;
2104
2105 pws->psop = psop;
2106 pws->flags |= (0x0000FFFF &lEvent);
2107 getsockopt(pws->fd, SOL_SOCKET, SO_TYPE, &sock_type, &bytes);
2108 if( sock_type == SOCK_RAW ) pws->flags |= WS_FD_RAW;
2109
2110 if( lEvent & (WS_FD_ACCEPT | WS_FD_CONNECT | WS_FD_READ | WS_FD_CLOSE) )
2111 EVENT_AddIO( pws->fd, EVENT_IO_READ );
2112 if( lEvent & (WS_FD_CONNECT | WS_FD_WRITE) )
2113 EVENT_AddIO( pws->fd, EVENT_IO_WRITE );
2114
2115 /* TODO: handle WS_FD_ACCEPT right away if the socket is readable */
2116
2117 dprintf_winsock(stddeb,"\tcreating psop = 0x%08x\n", (unsigned)psop );
2118
2119 return 0; /* success */
2120 }
2121 else pwsi->err = WSAENOBUFS;
2122 }
2123 else return 0;
2124 }
2125 else if( pwsi ) pwsi->err = WSAEINVAL;
2126 return SOCKET_ERROR;
2127 }
2128
2129 INT16 WINAPI WSAAsyncSelect16(SOCKET16 s, HWND16 hWnd, UINT16 wMsg, UINT32 lEvent)
2130 {
2131 return (INT16)WSAAsyncSelect32( s, hWnd, wMsg, lEvent );
2132 }
2133
2134
2135 /***********************************************************************
2136 * __WSAFDIsSet() (WINSOCK.151)
2137 */
2138 INT16 WINAPI __WSAFDIsSet16(SOCKET16 s, ws_fd_set16 *set)
2139 {
2140 int i = set->fd_count;
2141
2142 dprintf_winsock(stddeb, "__WSAFDIsSet16(%d,%8lx)\n", s,(unsigned long)set);
2143
2144 while (i--)
2145 if (set->fd_array[i] == s) return 1;
2146 return 0;
2147 }
2148
2149 /***********************************************************************
2150 * __WSAFDIsSet() (WSOCK32.151)
2151 */
2152 INT32 WINAPI __WSAFDIsSet32(SOCKET32 s, ws_fd_set32 *set)
2153 {
2154 int i = set->fd_count;
2155
2156 dprintf_winsock(stddeb, "__WSAFDIsSet32(%d,%8lx)\n", s,(unsigned long)set);
2157
2158 while (i--)
2159 if (set->fd_array[i] == s) return 1;
2160 return 0;
2161 }
2162
2163 /***********************************************************************
2164 * WSAIsBlocking() (WINSOCK.114)(WSOCK32.114)
2165 */
2166 BOOL32 WINAPI WSAIsBlocking(void)
2167 {
2168 /* By default WinSock should set all its sockets to non-blocking mode
2169 * and poll in PeekMessage loop when processing "blocking" ones. This
2170 * function is supposed to tell if program is in this loop. Our
2171 * blocking calls are truly blocking so we always return FALSE.
2172 *
2173 * Note: It is allowed to call this function without prior WSAStartup().
2174 */
2175
2176 dprintf_winsock(stddeb, "WS_IsBlocking()\n");
2177 return FALSE;
2178 }
2179
2180 /***********************************************************************
2181 * WSACancelBlockingCall() (WINSOCK.113)(WSOCK32.113)
2182 */
2183 INT32 WINAPI WSACancelBlockingCall(void)
2184 {
2185 LPWSINFO pwsi = wsi_find(GetCurrentTask());
2186
2187 dprintf_winsock(stddeb, "WS_CancelBlockingCall(%08x)\n", (unsigned)pwsi);
2188
2189 if( pwsi ) return 0;
2190 return SOCKET_ERROR;
2191 }
2192
2193
2194 /***********************************************************************
2195 * WSASetBlockingHook16() (WINSOCK.109)
2196 */
2197 FARPROC16 WINAPI WSASetBlockingHook16(FARPROC16 lpBlockFunc)
2198 {
2199 FARPROC16 prev;
2200 LPWSINFO pwsi = wsi_find(GetCurrentTask());
2201
2202 dprintf_winsock(stddeb, "WS_SetBlockingHook16(%08x): hook %08x\n",
2203 (unsigned)pwsi, (unsigned) lpBlockFunc);
2204 if( pwsi )
2205 {
2206 prev = (FARPROC16)pwsi->blocking_hook;
2207 pwsi->blocking_hook = (DWORD)lpBlockFunc;
2208 pwsi->flags &= ~WSI_BLOCKINGHOOK32;
2209 return prev;
2210 }
2211 return 0;
2212 }
2213
2214
2215 /***********************************************************************
2216 * WSASetBlockingHook32()
2217 */
2218 FARPROC32 WINAPI WSASetBlockingHook32(FARPROC32 lpBlockFunc)
2219 {
2220 FARPROC32 prev;
2221 LPWSINFO pwsi = wsi_find(GetCurrentTask());
2222
2223 dprintf_winsock(stddeb, "WS_SetBlockingHook32(%08x): hook %08x\n",
2224 (unsigned)pwsi, (unsigned) lpBlockFunc);
2225 if( pwsi ) {
2226 prev = (FARPROC32)pwsi->blocking_hook;
2227 pwsi->blocking_hook = (DWORD)lpBlockFunc;
2228 pwsi->flags |= WSI_BLOCKINGHOOK32;
2229 return prev;
2230 }
2231 return NULL;
2232 }
2233
2234
2235 /***********************************************************************
2236 * WSAUnhookBlockingHook16() (WINSOCK.110)
2237 */
2238 INT16 WINAPI WSAUnhookBlockingHook16(void)
2239 {
2240 LPWSINFO pwsi = wsi_find(GetCurrentTask());
2241
2242 dprintf_winsock(stddeb, "WS_UnhookBlockingHook16(%08x)\n", (unsigned)pwsi);
2243 if( pwsi ) return (INT16)(pwsi->blocking_hook = 0);
2244 return SOCKET_ERROR;
2245 }
2246
2247
2248 /***********************************************************************
2249 * WSAUnhookBlockingHook32()
2250 */
2251 INT32 WINAPI WSAUnhookBlockingHook32(void)
2252 {
2253 LPWSINFO pwsi = wsi_find(GetCurrentTask());
2254
2255 dprintf_winsock(stddeb, "WS_UnhookBlockingHook32(%08x)\n", (unsigned)pwsi);
2256 if( pwsi )
2257 {
2258 pwsi->blocking_hook = 0;
2259 pwsi->flags &= ~WSI_BLOCKINGHOOK32;
2260 return 0;
2261 }
2262 return SOCKET_ERROR;
2263 }
2264
2265 /*
2266 * TCP/IP action codes.
2267 */
2268
2269
2270 #define WSCNTL_TCPIP_QUERY_INFO 0x00000000
2271 #define WSCNTL_TCPIP_SET_INFO 0x00000001
2272 #define WSCNTL_TCPIP_ICMP_ECHO 0x00000002
2273 #define WSCNTL_TCPIP_TEST 0x00000003
2274
2275
2276 /***********************************************************************
2277 * WsControl()
2278 *
2279 * WsControl seems to be an undocumented Win95 function. A lot of
2280 * discussion about WsControl can be found on the net, e.g.
2281 * Subject: Re: WSOCK32.DLL WsControl Exported Function
2282 * From: "Peter Rindfuss" <rindfuss-s@medea.wz-berlin.de>
2283 * Date: 1997/08/17
2284 */
2285
2286 DWORD WINAPI WsControl(DWORD protocoll,DWORD action,
2287 LPVOID inbuf,LPDWORD inbuflen,
2288 LPVOID outbuf,LPDWORD outbuflen)
2289 {
2290
2291 switch (action) {
2292 case WSCNTL_TCPIP_ICMP_ECHO:
2293 {
2294 unsigned int addr = *(unsigned int*)inbuf;
2295 #if 0
2296 int timeout= *(unsigned int*)(inbuf+4);
2297 short x1 = *(unsigned short*)(inbuf+8);
2298 short sendbufsize = *(unsigned short*)(inbuf+10);
2299 char x2 = *(unsigned char*)(inbuf+12);
2300 char ttl = *(unsigned char*)(inbuf+13);
2301 char service = *(unsigned char*)(inbuf+14);
2302 char type= *(unsigned char*)(inbuf+15); /* 0x2: don't fragment*/
2303 #endif
2304
2305 fprintf(stdnimp,"WsControl(ICMP_ECHO) to 0x%08x stub \n",
2306 addr);
2307 break;
2308 }
2309 default:
2310 fprintf(stdnimp,"WsControl(%lx,%lx,%p,%p,%p,%p) stub\n",
2311 protocoll,action,inbuf,inbuflen,outbuf,outbuflen);
2312 }
2313 return FALSE;
2314 }
2315 /*********************************************************
2316 * WS_s_perror WSOCK32.1108
2317 */
2318 void WINAPI WS_s_perror(LPCSTR message)
2319 {
2320 fprintf(stdnimp,"s_perror %s stub\n",message);
2321 return;
2322 }
2323
2324
2325 /* ----------------------------------- end of API stuff */
2326
2327 /* ----------------------------------- helper functions -
2328 *
2329 * TODO: Merge WS_dup_..() stuff into one function that
2330 * would operate with a generic structure containing internal
2331 * pointers (via some sort of a template).
2332 */
2333
2334 static int list_size(char** l, int item_size)
2335 {
2336 int i,j = 0;
2337 if(l)
2338 { for(i=0;l[i];i++)
2339 j += (item_size) ? item_size : strlen(l[i]) + 1;
2340 j += (i + 1) * sizeof(char*); }
2341 return j;
2342 }
2343
2344 static int list_dup(char** l_src, char* ref, char* base, int item_size)
2345 {
2346 /* base is either either equal to ref or 0 or SEGPTR */
2347
2348 char* p = ref;
2349 char** l_to = (char**)ref;
2350 int i,j,k;
2351
2352 for(j=0;l_src[j];j++) ;
2353 p += (j + 1) * sizeof(char*);
2354 for(i=0;i<j;i++)
2355 { l_to[i] = base + (p - ref);
2356 k = ( item_size ) ? item_size : strlen(l_src[i]) + 1;
2357 memcpy(p, l_src[i], k); p += k; }
2358 l_to[i] = NULL;
2359 return (p - ref);
2360 }
2361
2362 /* ----- hostent */
2363
2364 static int hostent_size(struct hostent* p_he)
2365 {
2366 int size = 0;
2367 if( p_he )
2368 { size = sizeof(struct hostent);
2369 size += strlen(p_he->h_name) + 1;
2370 size += list_size(p_he->h_aliases, 0);
2371 size += list_size(p_he->h_addr_list, p_he->h_length ); }
2372 return size;
2373 }
2374
2375 int WS_dup_he(LPWSINFO pwsi, struct hostent* p_he, int flag)
2376 {
2377 /* Duplicate hostent structure and flatten data (with its pointers)
2378 * into pwsi->buffer. Internal pointers can be linear, SEGPTR, or
2379 * relative to pwsi->buffer depending on "flag" value. Returns size
2380 * of the data copied (also in the pwsi->buflen).
2381 */
2382
2383 int size = hostent_size(p_he);
2384 if( size )
2385 {
2386 struct ws_hostent* p_to;
2387 char* p_name,*p_aliases,*p_addr,*p_base,*p;
2388
2389 _check_buffer(pwsi, size);
2390 p_to = (struct ws_hostent*)pwsi->buffer;
2391 p = pwsi->buffer;
2392 p_base = (flag & WS_DUP_OFFSET) ? NULL
2393 : ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
2394 p += sizeof(struct ws_hostent);
2395 p_name = p;
2396 strcpy(p, p_he->h_name); p += strlen(p) + 1;
2397 p_aliases = p;
2398 p += list_dup(p_he->h_aliases, p, p_base + (p - pwsi->buffer), 0);
2399 p_addr = p;
2400 list_dup(p_he->h_addr_list, p, p_base + (p - pwsi->buffer), p_he->h_length);
2401
2402 p_to->h_addrtype = (INT16)p_he->h_addrtype;
2403 p_to->h_length = (INT16)p_he->h_length;
2404 p_to->h_name = (SEGPTR)(p_base + (p_name - pwsi->buffer));
2405 p_to->h_aliases = (SEGPTR)(p_base + (p_aliases - pwsi->buffer));
2406 p_to->h_addr_list = (SEGPTR)(p_base + (p_addr - pwsi->buffer));
2407
2408 size += (sizeof(struct ws_hostent) - sizeof(struct hostent));
2409 }
2410 return size;
2411 }
2412
2413 /* ----- protoent */
2414
2415 static int protoent_size(struct protoent* p_pe)
2416 {
2417 int size = 0;
2418 if( p_pe )
2419 { size = sizeof(struct protoent);
2420 size += strlen(p_pe->p_name) + 1;
2421 size += list_size(p_pe->p_aliases, 0); }
2422 return size;
2423 }
2424
2425 int WS_dup_pe(LPWSINFO pwsi, struct protoent* p_pe, int flag)
2426 {
2427 int size = protoent_size(p_pe);
2428 if( size )
2429 {
2430 struct ws_protoent* p_to;
2431 char* p_name,*p_aliases,*p_base,*p;
2432
2433 _check_buffer(pwsi, size);
2434 p_to = (struct ws_protoent*)pwsi->buffer;
2435 p = pwsi->buffer;
2436 p_base = (flag & WS_DUP_OFFSET) ? NULL
2437 : ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
2438 p += sizeof(struct ws_protoent);
2439 p_name = p;
2440 strcpy(p, p_pe->p_name); p += strlen(p) + 1;
2441 p_aliases = p;
2442 list_dup(p_pe->p_aliases, p, p_base + (p - pwsi->buffer), 0);
2443
2444 p_to->p_proto = (INT16)p_pe->p_proto;
2445 p_to->p_name = (SEGPTR)(p_base) + (p_name - pwsi->buffer);
2446 p_to->p_aliases = (SEGPTR)((p_base) + (p_aliases - pwsi->buffer));
2447
2448 size += (sizeof(struct ws_protoent) - sizeof(struct protoent));
2449 }
2450 return size;
2451 }
2452
2453 /* ----- servent */
2454
2455 static int servent_size(struct servent* p_se)
2456 {
2457 int size = 0;
2458 if( p_se )
2459 { size += sizeof(struct servent);
2460 size += strlen(p_se->s_proto) + strlen(p_se->s_name) + 2;
2461 size += list_size(p_se->s_aliases, 0); }
2462 return size;
2463 }
2464
2465 int WS_dup_se(LPWSINFO pwsi, struct servent* p_se, int flag)
2466 {
2467 int size = servent_size(p_se);
2468 if( size )
2469 {
2470 struct ws_servent* p_to;
2471 char* p_name,*p_aliases,*p_proto,*p_base,*p;
2472
2473 _check_buffer(pwsi, size);
2474 p_to = (struct ws_servent*)pwsi->buffer;
2475 p = pwsi->buffer;
2476 p_base = (flag & WS_DUP_OFFSET) ? NULL
2477 : ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
2478 p += (flag & WS_DUP_NATIVE)? sizeof(struct servent) : sizeof(struct ws_servent);
2479 p_name = p;
2480 strcpy(p, p_se->s_name); p += strlen(p) + 1;
2481 p_proto = p;
2482 strcpy(p, p_se->s_proto); p += strlen(p) + 1;
2483 p_aliases = p;
2484 list_dup(p_se->s_aliases, p, p_base + (p - pwsi->buffer), 0);
2485
2486 p_to->s_port = (INT16)p_se->s_port;
2487 p_to->s_name = (SEGPTR)(p_base + (p_name - pwsi->buffer));
2488 p_to->s_proto = (SEGPTR)(p_base + (p_proto - pwsi->buffer));
2489 p_to->s_aliases = (SEGPTR)(p_base + (p_aliases - pwsi->buffer));
2490
2491 size += (sizeof(struct ws_servent) - sizeof(struct servent));
2492 }
2493 return size;
2494 }
2495
2496 /* ----------------------------------- error handling */
2497
2498 UINT16 wsaErrno(void)
2499 {
2500 int loc_errno = errno;
2501 #if defined(__FreeBSD__)
2502 dprintf_winsock(stderr, "winsock: errno %d, (%s).\n",
2503 errno, strerror(errno));
2504 #else
2505 dprintf_winsock(stderr, "winsock: errno %d\n", errno);
2506 #endif
2507
2508 switch(loc_errno)
2509 {
2510 case EINTR: return WSAEINTR;
2511 case EBADF: return WSAEBADF;
2512 case EACCES: return WSAEACCES;
2513 case EFAULT: return WSAEFAULT;
2514 case EINVAL: return WSAEINVAL;
2515 case EMFILE: return WSAEMFILE;
2516 case EWOULDBLOCK: return WSAEWOULDBLOCK;
2517 case EINPROGRESS: return WSAEINPROGRESS;
2518 case EALREADY: return WSAEALREADY;
2519 case ENOTSOCK: return WSAENOTSOCK;
2520 case EDESTADDRREQ: return WSAEDESTADDRREQ;
2521 case EMSGSIZE: return WSAEMSGSIZE;
2522 case EPROTOTYPE: return WSAEPROTOTYPE;
2523 case ENOPROTOOPT: return WSAENOPROTOOPT;
2524 case EPROTONOSUPPORT: return WSAEPROTONOSUPPORT;
2525 case ESOCKTNOSUPPORT: return WSAESOCKTNOSUPPORT;
2526 case EOPNOTSUPP: return WSAEOPNOTSUPP;
2527 case EPFNOSUPPORT: return WSAEPFNOSUPPORT;
2528 case EAFNOSUPPORT: return WSAEAFNOSUPPORT;
2529 case EADDRINUSE: return WSAEADDRINUSE;
2530 case EADDRNOTAVAIL: return WSAEADDRNOTAVAIL;
2531 case ENETDOWN: return WSAENETDOWN;
2532 case ENETUNREACH: return WSAENETUNREACH;
2533 case ENETRESET: return WSAENETRESET;
2534 case ECONNABORTED: return WSAECONNABORTED;
2535 case ECONNRESET: return WSAECONNRESET;
2536 case ENOBUFS: return WSAENOBUFS;
2537 case EISCONN: return WSAEISCONN;
2538 case ENOTCONN: return WSAENOTCONN;
2539 case ESHUTDOWN: return WSAESHUTDOWN;
2540 case ETOOMANYREFS: return WSAETOOMANYREFS;
2541 case ETIMEDOUT: return WSAETIMEDOUT;
2542 case ECONNREFUSED: return WSAECONNREFUSED;
2543 case ELOOP: return WSAELOOP;
2544 case ENAMETOOLONG: return WSAENAMETOOLONG;
2545 case EHOSTDOWN: return WSAEHOSTDOWN;
2546 case EHOSTUNREACH: return WSAEHOSTUNREACH;
2547 case ENOTEMPTY: return WSAENOTEMPTY;
2548 #ifdef EPROCLIM
2549 case EPROCLIM: return WSAEPROCLIM;
2550 #endif
2551 #ifdef EUSERS
2552 case EUSERS: return WSAEUSERS;
2553 #endif
2554 #ifdef EDQUOT
2555 case EDQUOT: return WSAEDQUOT;
2556 #endif
2557 #ifdef ESTALE
2558 case ESTALE: return WSAESTALE;
2559 #endif
2560 #ifdef EREMOTE
2561 case EREMOTE: return WSAEREMOTE;
2562 #endif
2563
2564 /* just in case we ever get here and there are no problems */
2565 case 0: return 0;
2566 default:
2567 fprintf(stderr, "winsock: unknown errno %d!\n", errno);
2568 return WSAEOPNOTSUPP;
2569 }
2570 }
2571
2572 UINT16 wsaHerrno(void)
2573 {
2574 int loc_errno = h_errno;
2575
2576 #if defined(__FreeBSD__)
2577 dprintf_winsock(stderr, "winsock: h_errno %d, (%s).\n",
2578 h_errno, strerror(h_errno));
2579 #else
2580 dprintf_winsock(stderr, "winsock: h_errno %d.\n", h_errno);
2581 #ifndef sun
2582 if( debugging_winsock ) herror("wine: winsock: wsaherrno");
2583 #endif
2584 #endif
2585
2586 switch(loc_errno)
2587 {
2588 case HOST_NOT_FOUND: return WSAHOST_NOT_FOUND;
2589 case TRY_AGAIN: return WSATRY_AGAIN;
2590 case NO_RECOVERY: return WSANO_RECOVERY;
2591 case NO_DATA: return WSANO_DATA;
2592
2593 case 0: return 0;
2594 default:
2595 fprintf(stderr, "winsock: unknown h_errno %d!\n", h_errno);
2596 return WSAEOPNOTSUPP;
2597 }
2598 }
2599
2600
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