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Added/fixed some documentation reported by winapi_check.
[wine/multimedia.git] / dlls / winsock / socket.c
blob5fd70de683de0027bfefa82d00c20a112f069f54
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 * NOTE: If you make any changes to fix a particular app, make sure
8 * they don't break something else like Netscape or telnet and ftp
9 * clients and servers (www.winsite.com got a lot of those).
10 *
11 */
12
13 #include "config.h"
14
15 #include <string.h>
16 #include <sys/types.h>
17 #ifdef HAVE_SYS_IPC_H
18 # include <sys/ipc.h>
19 #endif
20 #include <sys/ioctl.h>
21 #ifdef HAVE_SYS_FILIO_H
22 # include <sys/filio.h>
23 #endif
24 #if defined(__svr4__) || defined(__sun)
25 #include <sys/ioccom.h>
26 #ifdef HAVE_SYS_SOCKIO_H
27 # include <sys/sockio.h>
28 #endif
29 #endif
30
31 #if defined(__EMX__)
32 # include <sys/so_ioctl.h>
33 #endif
34
35 #ifdef HAVE_SYS_PARAM_H
36 # include <sys/param.h>
37 #endif
38
39 #ifdef HAVE_SYS_MSG_H
40 # include <sys/msg.h>
41 #endif
42 #ifdef HAVE_SYS_WAIT_H
43 # include <sys/wait.h>
44 #endif
45 #ifdef HAVE_SYS_SOCKET_H
46 #include <sys/socket.h>
47 #endif
48 #ifdef HAVE_NETINET_IN_H
49 # include <netinet/in.h>
50 #endif
51 #ifdef HAVE_NETINET_TCP_H
52 # include <netinet/tcp.h>
53 #endif
54 #ifdef HAVE_ARPA_INET_H
55 # include <arpa/inet.h>
56 #endif
57 #include <ctype.h>
58 #include <fcntl.h>
59 #include <errno.h>
60 #ifdef HAVE_SYS_ERRNO_H
61 #include <sys/errno.h>
62 #endif
63 #include <netdb.h>
64 #include <unistd.h>
65 #include <stdlib.h>
66 #ifdef HAVE_ARPA_NAMESER_H
67 # include <arpa/nameser.h>
68 #endif
69 #ifdef HAVE_RESOLV_H
70 # include <resolv.h>
71 #endif
72
73 #include "wine/winbase16.h"
74 #include "wingdi.h"
75 #include "winuser.h"
76 #include "winsock2.h"
77 #include "winnt.h"
78 #include "heap.h"
79 #include "task.h"
80 #include "message.h"
81 #include "miscemu.h"
82 #include "wine/port.h"
83 #include "services.h"
84 #include "server.h"
85 #include "debugtools.h"
86
87 DEFAULT_DEBUG_CHANNEL(winsock)
88
89 #define DEBUG_SOCKADDR 0
90 #define dump_sockaddr(a) \
91 DPRINTF("sockaddr_in: family %d, address %s, port %d\n", \
92 ((struct sockaddr_in *)a)->sin_family, \
93 inet_ntoa(((struct sockaddr_in *)a)->sin_addr), \
94 ntohs(((struct sockaddr_in *)a)->sin_port))
95
96 /* ----------------------------------- internal data */
97
98 /* ws_... struct conversion flags */
99
100 #define WS_DUP_LINEAR 0x0001
101 #define WS_DUP_NATIVE 0x0000 /* not used anymore */
102 #define WS_DUP_OFFSET 0x0002 /* internal pointers are offsets */
103 #define WS_DUP_SEGPTR 0x0004 /* internal pointers are SEGPTRs */
104 /* by default, internal pointers are linear */
105 typedef struct /* WSAAsyncSelect() control struct */
106 {
107 HANDLE service, event, sock;
108 HWND hWnd;
109 UINT uMsg;
110 LONG lEvent;
111 struct _WSINFO *pwsi;
112 } ws_select_info;
113
114 #define WS_MAX_SOCKETS_PER_PROCESS 128 /* reasonable guess */
115 #define WS_MAX_UDP_DATAGRAM 1024
116
117 #define WS_ACCEPT_QUEUE 6
118
119 #define WSI_BLOCKINGCALL 0x00000001 /* per-thread info flags */
120 #define WSI_BLOCKINGHOOK 0x00000002 /* 32-bit callback */
121
122 typedef struct _WSINFO
123 {
124 DWORD dwThisProcess;
125 struct _WSINFO *lpNextIData;
126
127 unsigned flags;
128 INT16 num_startup; /* reference counter */
129 INT16 num_async_rq;
130 INT16 last_free; /* entry in the socket table */
131 UINT16 buflen;
132 char* buffer; /* allocated from SEGPTR heap */
133 struct ws_hostent *he;
134 int helen;
135 struct ws_servent *se;
136 int selen;
137 struct ws_protoent *pe;
138 int pelen;
139 char* dbuffer; /* buffer for dummies (32 bytes) */
140
141 DWORD blocking_hook;
142
143 volatile HANDLE accept_old[WS_ACCEPT_QUEUE], accept_new[WS_ACCEPT_QUEUE];
144 } WSINFO, *LPWSINFO;
145
146 /* function prototypes */
147 int WS_dup_he(LPWSINFO pwsi, struct hostent* p_he, int flag);
148 int WS_dup_pe(LPWSINFO pwsi, struct protoent* p_pe, int flag);
149 int WS_dup_se(LPWSINFO pwsi, struct servent* p_se, int flag);
150
151 UINT16 wsaErrno(void);
152 UINT16 wsaHerrno(void);
153
154 static HANDLE _WSHeap = 0;
155
156 #define WS_ALLOC(size) \
157 HeapAlloc(_WSHeap, HEAP_ZERO_MEMORY, (size) )
158 #define WS_FREE(ptr) \
159 HeapFree(_WSHeap, 0, (ptr) )
160
161 static INT _ws_sock_ops[] =
162 { WS_SO_DEBUG, WS_SO_REUSEADDR, WS_SO_KEEPALIVE, WS_SO_DONTROUTE,
163 WS_SO_BROADCAST, WS_SO_LINGER, WS_SO_OOBINLINE, WS_SO_SNDBUF,
164 WS_SO_RCVBUF, WS_SO_ERROR, WS_SO_TYPE, WS_SO_DONTLINGER,
165 #ifdef SO_RCVTIMEO
166 WS_SO_RCVTIMEO,
167 #endif
168 0 };
169 static int _px_sock_ops[] =
170 { SO_DEBUG, SO_REUSEADDR, SO_KEEPALIVE, SO_DONTROUTE, SO_BROADCAST,
171 SO_LINGER, SO_OOBINLINE, SO_SNDBUF, SO_RCVBUF, SO_ERROR, SO_TYPE,
172 WS_SO_DONTLINGER, /* no unix equivalent */
173 #ifdef SO_RCVTIMEO
174 SO_RCVTIMEO,
175 #endif
176 };
177
178 static INT _ws_tcp_ops[] = {
179 #ifdef TCP_NODELAY
180 WS_TCP_NODELAY,
181 #endif
182 0
183 };
184 static int _px_tcp_ops[] = {
185 #ifdef TCP_NODELAY
186 TCP_NODELAY,
187 #endif
188 0
189 };
190
191 /* we need a special routine to handle WSA* errors */
192 static inline int sock_server_call( enum request req )
193 {
194 unsigned int res = server_call_noerr( req );
195 if (res)
196 {
197 /* do not map WSA errors */
198 if ((res < WSABASEERR) || (res >= 0x10000000)) res = RtlNtStatusToDosError(res);
199 SetLastError( res );
200 }
201 return res;
202 }
203
204 static int _check_ws(LPWSINFO pwsi, SOCKET s);
205 static char* _check_buffer(LPWSINFO pwsi, int size);
206
207 static int _get_sock_fd(SOCKET s)
208 {
209 struct get_read_fd_request *req = get_req_buffer();
210 int fd;
211
212 req->handle = s;
213 server_call_fd( REQ_GET_READ_FD, -1, &fd );
214 if (fd == -1)
215 FIXME("handle %d is not a socket (GLE %ld)\n",s,GetLastError());
216 return fd;
217 }
218
219 static void _enable_event(SOCKET s, unsigned int event,
220 unsigned int sstate, unsigned int cstate)
221 {
222 struct enable_socket_event_request *req = get_req_buffer();
223
224 req->handle = s;
225 req->mask = event;
226 req->sstate = sstate;
227 req->cstate = cstate;
228 sock_server_call( REQ_ENABLE_SOCKET_EVENT );
229 }
230
231 static int _is_blocking(SOCKET s)
232 {
233 struct get_socket_event_request *req = get_req_buffer();
234
235 req->handle = s;
236 req->service = FALSE;
237 req->s_event = 0;
238 req->c_event = 0;
239 sock_server_call( REQ_GET_SOCKET_EVENT );
240 return (req->state & WS_FD_NONBLOCKING) == 0;
241 }
242
243 static unsigned int _get_sock_mask(SOCKET s)
244 {
245 struct get_socket_event_request *req = get_req_buffer();
246
247 req->handle = s;
248 req->service = FALSE;
249 req->s_event = 0;
250 req->c_event = 0;
251 sock_server_call( REQ_GET_SOCKET_EVENT );
252 return req->mask;
253 }
254
255 static void _sync_sock_state(SOCKET s)
256 {
257 /* do a dummy wineserver request in order to let
258 the wineserver run through its select loop once */
259 (void)_is_blocking(s);
260 }
261
262 static int _get_sock_error(SOCKET s, unsigned int bit)
263 {
264 struct get_socket_event_request *req = get_req_buffer();
265
266 req->handle = s;
267 req->service = FALSE;
268 req->s_event = 0;
269 req->c_event = 0;
270 sock_server_call( REQ_GET_SOCKET_EVENT );
271 return req->errors[bit];
272 }
273
274 static LPWSINFO lpFirstIData = NULL;
275
276 static LPWSINFO WINSOCK_GetIData(void)
277 {
278 DWORD pid = GetCurrentProcessId();
279 LPWSINFO iData;
280
281 for (iData = lpFirstIData; iData; iData = iData->lpNextIData) {
282 if (iData->dwThisProcess == pid)
283 break;
284 }
285 return iData;
286 }
287
288 static BOOL WINSOCK_CreateIData(void)
289 {
290 LPWSINFO iData;
291
292 iData = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WSINFO));
293 if (!iData)
294 return FALSE;
295 iData->dwThisProcess = GetCurrentProcessId();
296 iData->lpNextIData = lpFirstIData;
297 lpFirstIData = iData;
298 return TRUE;
299 }
300
301 static void WINSOCK_DeleteIData(void)
302 {
303 LPWSINFO iData = WINSOCK_GetIData();
304 LPWSINFO* ppid;
305 if (iData) {
306 for (ppid = &lpFirstIData; *ppid; ppid = &(*ppid)->lpNextIData) {
307 if (*ppid == iData) {
308 *ppid = iData->lpNextIData;
309 break;
310 }
311 }
312
313 if( iData->flags & WSI_BLOCKINGCALL )
314 TRACE("\tinside blocking call!\n");
315
316 /* delete scratch buffers */
317
318 if( iData->buffer ) SEGPTR_FREE(iData->buffer);
319 if( iData->dbuffer ) SEGPTR_FREE(iData->dbuffer);
320
321 HeapFree(GetProcessHeap(), 0, iData);
322 }
323 }
324
325 /***********************************************************************
326 * WSOCK32_LibMain (WSOCK32.init)
327 */
328 BOOL WINAPI WSOCK32_LibMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID fImpLoad)
329 {
330 TRACE("0x%x 0x%lx %p\n", hInstDLL, fdwReason, fImpLoad);
331 switch (fdwReason) {
332 case DLL_PROCESS_DETACH:
333 WINSOCK_DeleteIData();
334 break;
335 }
336 return TRUE;
337 }
338
339 /***********************************************************************
340 * WINSOCK_LibMain (WINSOCK.init)
341 */
342 BOOL WINAPI WINSOCK_LibMain(DWORD fdwReason, HINSTANCE hInstDLL, WORD ds,
343 WORD wHeapSize, DWORD dwReserved1, WORD wReserved2)
344 {
345 TRACE("0x%x 0x%lx\n", hInstDLL, fdwReason);
346 switch (fdwReason) {
347 case DLL_PROCESS_DETACH:
348 WINSOCK_DeleteIData();
349 break;
350 }
351 return TRUE;
352 }
353
354 /***********************************************************************
355 * convert_sockopt()
356 *
357 * Converts socket flags from Windows format.
358 */
359 static void convert_sockopt(INT *level, INT *optname)
360 {
361 int i;
362 switch (*level)
363 {
364 case WS_SOL_SOCKET:
365 *level = SOL_SOCKET;
366 for(i=0; _ws_sock_ops[i]; i++)
367 if( _ws_sock_ops[i] == *optname ) break;
368 if( _ws_sock_ops[i] ) *optname = _px_sock_ops[i];
369 else FIXME("Unknown SOL_SOCKET optname %d\n", *optname);
370 break;
371 case WS_IPPROTO_TCP:
372 *level = IPPROTO_TCP;
373 for(i=0; _ws_tcp_ops[i]; i++)
374 if ( _ws_tcp_ops[i] == *optname ) break;
375 if( _ws_tcp_ops[i] ) *optname = _px_tcp_ops[i];
376 else FIXME("Unknown IPPROTO_TCP optname %d\n", *optname);
377 break;
378 }
379 }
380
381 /* ----------------------------------- Per-thread info (or per-process?) */
382
383 static int wsi_strtolo(LPWSINFO pwsi, const char* name, const char* opt)
384 {
385 /* Stuff a lowercase copy of the string into the local buffer */
386
387 int i = strlen(name) + 2;
388 char* p = _check_buffer(pwsi, i + ((opt)?strlen(opt):0));
389
390 if( p )
391 {
392 do *p++ = tolower(*name); while(*name++);
393 i = (p - (char*)(pwsi->buffer));
394 if( opt ) do *p++ = tolower(*opt); while(*opt++);
395 return i;
396 }
397 return 0;
398 }
399
400 static fd_set* fd_set_import( fd_set* fds, LPWSINFO pwsi, void* wsfds, int* highfd, int lfd[], BOOL b32 )
401 {
402 /* translate Winsock fd set into local fd set */
403
404 if( wsfds )
405 {
406 #define wsfds16 ((ws_fd_set16*)wsfds)
407 #define wsfds32 ((ws_fd_set32*)wsfds)
408 int i, count;
409
410 FD_ZERO(fds);
411 count = b32 ? wsfds32->fd_count : wsfds16->fd_count;
412
413 for( i = 0; i < count; i++ )
414 {
415 int s = (b32) ? wsfds32->fd_array[i]
416 : wsfds16->fd_array[i];
417 if( _check_ws(pwsi, s) )
418 {
419 int fd = _get_sock_fd(s);
420 lfd[ i ] = fd;
421 if( fd > *highfd ) *highfd = fd;
422 FD_SET(fd, fds);
423 }
424 else lfd[ i ] = -1;
425 }
426 #undef wsfds32
427 #undef wsfds16
428 return fds;
429 }
430 return NULL;
431 }
432
433 inline static int sock_error_p(int s)
434 {
435 unsigned int optval, optlen;
436
437 optlen = sizeof(optval);
438 getsockopt(s, SOL_SOCKET, SO_ERROR, (void *) &optval, &optlen);
439 if (optval) WARN("\t[%i] error: %d\n", s, optval);
440 return optval != 0;
441 }
442
443 static int fd_set_export( LPWSINFO pwsi, fd_set* fds, fd_set* exceptfds, void* wsfds, int lfd[], BOOL b32 )
444 {
445 int num_err = 0;
446
447 /* translate local fd set into Winsock fd set, adding
448 * errors to exceptfds (only if app requested it) */
449
450 if( wsfds )
451 {
452 #define wsfds16 ((ws_fd_set16*)wsfds)
453 #define wsfds32 ((ws_fd_set32*)wsfds)
454 int i, j, count = (b32) ? wsfds32->fd_count : wsfds16->fd_count;
455
456 for( i = 0, j = 0; i < count; i++ )
457 {
458 if( lfd[i] >= 0 )
459 {
460 int fd = lfd[i];
461 if( FD_ISSET(fd, fds) )
462 {
463 if ( exceptfds && sock_error_p(fd) )
464 {
465 FD_SET(fd, exceptfds);
466 num_err++;
467 }
468 else if( b32 )
469 wsfds32->fd_array[j++] = wsfds32->fd_array[i];
470 else
471 wsfds16->fd_array[j++] = wsfds16->fd_array[i];
472 }
473 close(fd);
474 lfd[i] = -1;
475 }
476 }
477
478 if( b32 ) wsfds32->fd_count = j;
479 else wsfds16->fd_count = j;
480
481 TRACE("\n");
482 #undef wsfds32
483 #undef wsfds16
484 }
485 return num_err;
486 }
487
488 static void fd_set_unimport( void* wsfds, int lfd[], BOOL b32 )
489 {
490 if ( wsfds )
491 {
492 #define wsfds16 ((ws_fd_set16*)wsfds)
493 #define wsfds32 ((ws_fd_set32*)wsfds)
494 int i, count = (b32) ? wsfds32->fd_count : wsfds16->fd_count;
495
496 for( i = 0; i < count; i++ )
497 if ( lfd[i] >= 0 )
498 close(lfd[i]);
499
500 TRACE("\n");
501 #undef wsfds32
502 #undef wsfds16
503 }
504 }
505
506 static int do_block( int fd, int mask )
507 {
508 fd_set fds[3];
509 int i, r;
510
511 FD_ZERO(&fds[0]);
512 FD_ZERO(&fds[1]);
513 FD_ZERO(&fds[2]);
514 for (i=0; i<3; i++)
515 if (mask & (1<<i))
516 FD_SET(fd, &fds[i]);
517 i = select( fd+1, &fds[0], &fds[1], &fds[2], NULL );
518 if (i <= 0) return -1;
519 r = 0;
520 for (i=0; i<3; i++)
521 if (FD_ISSET(fd, &fds[i]))
522 r |= 1<<i;
523 return r;
524 }
525
526 void* __ws_memalloc( int size )
527 {
528 return WS_ALLOC(size);
529 }
530
531 void __ws_memfree(void* ptr)
532 {
533 WS_FREE(ptr);
534 }
535
536
537 /* ----------------------------------- API -----
538 *
539 * Init / cleanup / error checking.
540 */
541
542 /***********************************************************************
543 * WSAStartup16() (WINSOCK.115)
544 *
545 * Create socket control struct, attach it to the global list and
546 * update a pointer in the task struct.
547 */
548 INT16 WINAPI WSAStartup16(UINT16 wVersionRequested, LPWSADATA lpWSAData)
549 {
550 WSADATA WINSOCK_data = { 0x0101, 0x0101,
551 "WINE Sockets 1.1",
552 #ifdef linux
553 "Linux/i386",
554 #elif defined(__NetBSD__)
555 "NetBSD/i386",
556 #elif defined(sunos)
557 "SunOS",
558 #elif defined(__FreeBSD__)
559 "FreeBSD",
560 #elif defined(__OpenBSD__)
561 "OpenBSD/i386",
562 #else
563 "Unknown",
564 #endif
565 WS_MAX_SOCKETS_PER_PROCESS,
566 WS_MAX_UDP_DATAGRAM, (SEGPTR)NULL };
567 LPWSINFO pwsi;
568
569 TRACE("verReq=%x\n", wVersionRequested);
570
571 if (LOBYTE(wVersionRequested) < 1 || (LOBYTE(wVersionRequested) == 1 &&
572 HIBYTE(wVersionRequested) < 1)) return WSAVERNOTSUPPORTED;
573
574 if (!lpWSAData) return WSAEINVAL;
575
576 /* initialize socket heap */
577
578 if( !_WSHeap )
579 {
580 _WSHeap = HeapCreate(HEAP_ZERO_MEMORY, 8120, 32768);
581 if( !_WSHeap )
582 {
583 ERR("Fatal: failed to create WinSock heap\n");
584 return 0;
585 }
586 }
587 if( _WSHeap == 0 ) return WSASYSNOTREADY;
588
589 pwsi = WINSOCK_GetIData();
590 if( pwsi == NULL )
591 {
592 WINSOCK_CreateIData();
593 pwsi = WINSOCK_GetIData();
594 if (!pwsi) return WSASYSNOTREADY;
595 }
596 pwsi->num_startup++;
597
598 /* return winsock information */
599
600 memcpy(lpWSAData, &WINSOCK_data, sizeof(WINSOCK_data));
601
602 TRACE("succeeded\n");
603 return 0;
604 }
605
606 /***********************************************************************
607 * WSAStartup() (WSOCK32.115)
608 */
609 INT WINAPI WSAStartup(UINT wVersionRequested, LPWSADATA lpWSAData)
610 {
611 return WSAStartup16( wVersionRequested, lpWSAData );
612 }
613
614 /***********************************************************************
615 * WSACleanup() (WINSOCK.116)
616 */
617 INT WINAPI WSACleanup(void)
618 {
619 LPWSINFO pwsi = WINSOCK_GetIData();
620 if( pwsi ) {
621 if( --pwsi->num_startup > 0 ) return 0;
622
623 WINSOCK_DeleteIData();
624 return 0;
625 }
626 SetLastError(WSANOTINITIALISED);
627 return SOCKET_ERROR;
628 }
629
630
631 /***********************************************************************
632 * WSAGetLastError() (WSOCK32.111)(WINSOCK.111)
633 */
634 INT WINAPI WSAGetLastError(void)
635 {
636 return GetLastError();
637 }
638
639 /***********************************************************************
640 * WSASetLastError() (WSOCK32.112)
641 */
642 void WINAPI WSASetLastError(INT iError) {
643 SetLastError(iError);
644 }
645
646 /***********************************************************************
647 * WSASetLastError16() (WINSOCK.112)
648 */
649 void WINAPI WSASetLastError16(INT16 iError)
650 {
651 WSASetLastError(iError);
652 }
653
654 int _check_ws(LPWSINFO pwsi, SOCKET s)
655 {
656 if( pwsi )
657 {
658 int fd;
659 if( pwsi->flags & WSI_BLOCKINGCALL ) SetLastError(WSAEINPROGRESS);
660 if ( (fd = _get_sock_fd(s)) < 0 ) {
661 SetLastError(WSAENOTSOCK);
662 return 0;
663 }
664 /* FIXME: maybe check whether fd is really a socket? */
665 close( fd );
666 return 1;
667 }
668 return 0;
669 }
670
671 char* _check_buffer(LPWSINFO pwsi, int size)
672 {
673 if( pwsi->buffer && pwsi->buflen >= size ) return pwsi->buffer;
674 else SEGPTR_FREE(pwsi->buffer);
675
676 pwsi->buffer = (char*)SEGPTR_ALLOC((pwsi->buflen = size));
677 return pwsi->buffer;
678 }
679
680 struct ws_hostent* _check_buffer_he(LPWSINFO pwsi, int size)
681 {
682 if( pwsi->he && pwsi->helen >= size ) return pwsi->he;
683 else SEGPTR_FREE(pwsi->he);
684
685 pwsi->he = (struct ws_hostent*)SEGPTR_ALLOC((pwsi->helen = size));
686 return pwsi->he;
687 }
688
689 struct ws_servent* _check_buffer_se(LPWSINFO pwsi, int size)
690 {
691 if( pwsi->se && pwsi->selen >= size ) return pwsi->se;
692 else SEGPTR_FREE(pwsi->se);
693
694 pwsi->se = (struct ws_servent*)SEGPTR_ALLOC((pwsi->selen = size));
695 return pwsi->se;
696 }
697
698 struct ws_protoent* _check_buffer_pe(LPWSINFO pwsi, int size)
699 {
700 if( pwsi->pe && pwsi->pelen >= size ) return pwsi->pe;
701 else SEGPTR_FREE(pwsi->pe);
702
703 pwsi->pe = (struct ws_protoent*)SEGPTR_ALLOC((pwsi->pelen = size));
704 return pwsi->pe;
705 }
706
707 /* ----------------------------------- i/o APIs */
708
709 /***********************************************************************
710 * accept() (WSOCK32.1)
711 */
712 static void WSOCK32_async_accept(LPWSINFO pwsi, SOCKET s, SOCKET as)
713 {
714 int q;
715 /* queue socket for WSAAsyncSelect */
716 for (q=0; q<WS_ACCEPT_QUEUE; q++)
717 if (InterlockedCompareExchange((PVOID*)&pwsi->accept_old[q], (PVOID)s, (PVOID)0) == (PVOID)0)
718 break;
719 if (q<WS_ACCEPT_QUEUE)
720 pwsi->accept_new[q] = as;
721 else
722 ERR("accept queue too small\n");
723 /* now signal our AsyncSelect handler */
724 _enable_event(s, WS_FD_SERVEVENT, 0, 0);
725 }
726
727 SOCKET WINAPI WSOCK32_accept(SOCKET s, struct sockaddr *addr,
728 INT *addrlen32)
729 {
730 LPWSINFO pwsi = WINSOCK_GetIData();
731 #ifdef HAVE_IPX
732 struct ws_sockaddr_ipx* addr2 = (struct ws_sockaddr_ipx *)addr;
733 #endif
734 struct accept_socket_request *req = get_req_buffer();
735
736 TRACE("(%08x): socket %04x\n",
737 (unsigned)pwsi, (UINT16)s );
738 if( _check_ws(pwsi, s) )
739 {
740 if (_is_blocking(s))
741 {
742 /* block here */
743 int fd = _get_sock_fd(s);
744 do_block(fd, 5);
745 close(fd);
746 _sync_sock_state(s); /* let wineserver notice connection */
747 /* retrieve any error codes from it */
748 SetLastError(_get_sock_error(s, FD_ACCEPT_BIT));
749 /* FIXME: care about the error? */
750 }
751 req->lhandle = s;
752 req->access = GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE;
753 req->inherit = TRUE;
754 sock_server_call( REQ_ACCEPT_SOCKET );
755 if( req->handle >= 0 )
756 {
757 SOCKET as = req->handle;
758 unsigned omask = _get_sock_mask( s );
759 int fd = _get_sock_fd( as );
760 if( getpeername(fd, addr, addrlen32) != -1 )
761 {
762 #ifdef HAVE_IPX
763 if (addr && ((struct sockaddr_ipx *)addr)->sipx_family == AF_IPX) {
764 addr = (struct sockaddr *)
765 malloc(addrlen32 ? *addrlen32 : sizeof(*addr2));
766 memcpy(addr, addr2,
767 addrlen32 ? *addrlen32 : sizeof(*addr2));
768 addr2->sipx_family = WS_AF_IPX;
769 addr2->sipx_network = ((struct sockaddr_ipx *)addr)->sipx_network;
770 addr2->sipx_port = ((struct sockaddr_ipx *)addr)->sipx_port;
771 memcpy(addr2->sipx_node,
772 ((struct sockaddr_ipx *)addr)->sipx_node, IPX_NODE_LEN);
773 free(addr);
774 }
775 #endif
776 } else SetLastError(wsaErrno());
777 close(fd);
778 if (omask & WS_FD_SERVEVENT)
779 WSOCK32_async_accept(pwsi, s, as);
780 return as;
781 }
782 }
783 return INVALID_SOCKET;
784 }
785
786 /***********************************************************************
787 * accept() (WINSOCK.1)
788 */
789 SOCKET16 WINAPI WINSOCK_accept16(SOCKET16 s, struct sockaddr* addr,
790 INT16* addrlen16 )
791 {
792 INT addrlen32 = addrlen16 ? *addrlen16 : 0;
793 SOCKET retSocket = WSOCK32_accept( s, addr, &addrlen32 );
794 if( addrlen16 ) *addrlen16 = (INT16)addrlen32;
795 return (SOCKET16)retSocket;
796 }
797
798 /***********************************************************************
799 * bind() (WSOCK32.2)
800 */
801 INT WINAPI WSOCK32_bind(SOCKET s, struct sockaddr *name, INT namelen)
802 {
803 LPWSINFO pwsi = WINSOCK_GetIData();
804 #ifdef HAVE_IPX
805 struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
806 #endif
807
808 TRACE("(%08x): socket %04x, ptr %8x, length %d\n",
809 (unsigned)pwsi, s, (int) name, namelen);
810 #if DEBUG_SOCKADDR
811 dump_sockaddr(name);
812 #endif
813
814 if ( _check_ws(pwsi, s) )
815 {
816 int fd = _get_sock_fd(s);
817 /* FIXME: what family does this really map to on the Unix side? */
818 if (name && ((struct ws_sockaddr_ipx *)name)->sipx_family == WS_AF_PUP)
819 ((struct ws_sockaddr_ipx *)name)->sipx_family = AF_UNSPEC;
820 #ifdef HAVE_IPX
821 else if (name &&
822 ((struct ws_sockaddr_ipx *)name)->sipx_family == WS_AF_IPX)
823 {
824 name = (struct sockaddr *) malloc(sizeof(struct sockaddr_ipx));
825 memset(name, '\0', sizeof(struct sockaddr_ipx));
826 ((struct sockaddr_ipx *)name)->sipx_family = AF_IPX;
827 ((struct sockaddr_ipx *)name)->sipx_port = name2->sipx_port;
828 ((struct sockaddr_ipx *)name)->sipx_network = name2->sipx_network;
829 memcpy(((struct sockaddr_ipx *)name)->sipx_node,
830 name2->sipx_node, IPX_NODE_LEN);
831 namelen = sizeof(struct sockaddr_ipx);
832 }
833 #endif
834 if ( namelen >= sizeof(*name) )
835 {
836 if ( name && (((struct ws_sockaddr_in *)name)->sin_family == AF_INET
837 #ifdef HAVE_IPX
838 || ((struct sockaddr_ipx *)name)->sipx_family == AF_IPX
839 #endif
840 ))
841 {
842 if ( bind(fd, name, namelen) < 0 )
843 {
844 int loc_errno = errno;
845 WARN("\tfailure - errno = %i\n", errno);
846 errno = loc_errno;
847 switch(errno)
848 {
849 case EBADF: SetLastError(WSAENOTSOCK); break;
850 case EADDRNOTAVAIL: SetLastError(WSAEINVAL); break;
851 default: SetLastError(wsaErrno());break;
852 }
853 }
854 else {
855 #ifdef HAVE_IPX
856 if (((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
857 free(name);
858 #endif
859 close(fd);
860 return 0; /* success */
861 }
862 } else SetLastError(WSAEAFNOSUPPORT);
863 } else SetLastError(WSAEFAULT);
864 #ifdef HAVE_IPX
865 if (name && ((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
866 free(name);
867 #endif
868 close(fd);
869 }
870 return SOCKET_ERROR;
871 }
872
873 /***********************************************************************
874 * bind() (WINSOCK.2)
875 */
876 INT16 WINAPI WINSOCK_bind16(SOCKET16 s, struct sockaddr *name, INT16 namelen)
877 {
878 return (INT16)WSOCK32_bind( s, name, namelen );
879 }
880
881 /***********************************************************************
882 * closesocket() (WSOCK32.3)
883 */
884 INT WINAPI WSOCK32_closesocket(SOCKET s)
885 {
886 LPWSINFO pwsi = WINSOCK_GetIData();
887
888 TRACE("(%08x): socket %08x\n", (unsigned)pwsi, s);
889
890 if( _check_ws(pwsi, s) )
891 {
892 if( CloseHandle(s) )
893 return 0;
894 }
895 return SOCKET_ERROR;
896 }
897
898 /***********************************************************************
899 * closesocket() (WINSOCK.3)
900 */
901 INT16 WINAPI WINSOCK_closesocket16(SOCKET16 s)
902 {
903 return (INT16)WSOCK32_closesocket(s);
904 }
905
906 /***********************************************************************
907 * connect() (WSOCK32.4)
908 */
909 INT WINAPI WSOCK32_connect(SOCKET s, struct sockaddr *name, INT namelen)
910 {
911 LPWSINFO pwsi = WINSOCK_GetIData();
912 #ifdef HAVE_IPX
913 struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
914 #endif
915
916 TRACE("(%08x): socket %04x, ptr %8x, length %d\n",
917 (unsigned)pwsi, s, (int) name, namelen);
918 #if DEBUG_SOCKADDR
919 dump_sockaddr(name);
920 #endif
921
922 if( _check_ws(pwsi, s) )
923 {
924 int fd = _get_sock_fd(s);
925 if (name && ((struct ws_sockaddr_ipx *)name)->sipx_family == WS_AF_PUP)
926 ((struct ws_sockaddr_ipx *)name)->sipx_family = AF_UNSPEC;
927 #ifdef HAVE_IPX
928 else if (name && ((struct ws_sockaddr_ipx *)name)->sipx_family == WS_AF_IPX)
929 {
930 name = (struct sockaddr *) malloc(sizeof(struct sockaddr_ipx));
931 memset(name, '\0', sizeof(struct sockaddr_ipx));
932 ((struct sockaddr_ipx *)name)->sipx_family = AF_IPX;
933 ((struct sockaddr_ipx *)name)->sipx_port = name2->sipx_port;
934 ((struct sockaddr_ipx *)name)->sipx_network = name2->sipx_network;
935 memcpy(((struct sockaddr_ipx *)name)->sipx_node,
936 name2->sipx_node, IPX_NODE_LEN);
937 namelen = sizeof(struct sockaddr_ipx);
938 }
939 #endif
940 if (connect(fd, name, namelen) == 0) {
941 close(fd);
942 goto connect_success;
943 }
944 if (errno == EINPROGRESS)
945 {
946 /* tell wineserver that a connection is in progress */
947 _enable_event(s, FD_CONNECT|FD_READ|FD_WRITE,
948 WS_FD_CONNECT|WS_FD_READ|WS_FD_WRITE,
949 WS_FD_CONNECTED|WS_FD_LISTENING);
950 if (_is_blocking(s))
951 {
952 int result;
953 /* block here */
954 do_block(fd, 6);
955 _sync_sock_state(s); /* let wineserver notice connection */
956 /* retrieve any error codes from it */
957 result = _get_sock_error(s, FD_CONNECT_BIT);
958 if (result)
959 SetLastError(result);
960 else {
961 close(fd);
962 goto connect_success;
963 }
964 }
965 else SetLastError(WSAEWOULDBLOCK);
966 close(fd);
967 }
968 else
969 {
970 SetLastError(wsaErrno());
971 close(fd);
972 }
973 }
974 #ifdef HAVE_IPX
975 if (name && ((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
976 free(name);
977 #endif
978 return SOCKET_ERROR;
979 connect_success:
980 #ifdef HAVE_IPX
981 if (((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
982 free(name);
983 #endif
984 _enable_event(s, FD_CONNECT|FD_READ|FD_WRITE,
985 WS_FD_CONNECTED|WS_FD_READ|WS_FD_WRITE,
986 WS_FD_CONNECT|WS_FD_LISTENING);
987 return 0;
988 }
989
990 /***********************************************************************
991 * connect() (WINSOCK.4)
992 */
993 INT16 WINAPI WINSOCK_connect16(SOCKET16 s, struct sockaddr *name, INT16 namelen)
994 {
995 return (INT16)WSOCK32_connect( s, name, namelen );
996 }
997
998 /***********************************************************************
999 * getpeername() (WSOCK32.5)
1000 */
1001 INT WINAPI WSOCK32_getpeername(SOCKET s, struct sockaddr *name,
1002 INT *namelen)
1003 {
1004 LPWSINFO pwsi = WINSOCK_GetIData();
1005 #ifdef HAVE_IPX
1006 struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
1007 #endif
1008
1009 TRACE("(%08x): socket: %04x, ptr %8x, ptr %8x\n",
1010 (unsigned)pwsi, s, (int) name, *namelen);
1011 if( _check_ws(pwsi, s) )
1012 {
1013 int fd = _get_sock_fd(s);
1014 if (getpeername(fd, name, namelen) == 0) {
1015 #ifdef HAVE_IPX
1016 if (((struct ws_sockaddr_ipx *)name)->sipx_family == AF_IPX) {
1017 name = (struct sockaddr *)
1018 malloc(namelen ? *namelen : sizeof(*name2));
1019 memcpy(name, name2, namelen ? *namelen : sizeof(*name2));
1020 name2->sipx_family = WS_AF_IPX;
1021 name2->sipx_network = ((struct sockaddr_ipx *)name)->sipx_network;
1022 name2->sipx_port = ((struct sockaddr_ipx *)name)->sipx_port;
1023 memcpy(name2->sipx_node,
1024 ((struct sockaddr_ipx *)name)->sipx_node, IPX_NODE_LEN);
1025 free(name);
1026 }
1027 #endif
1028 close(fd);
1029 return 0;
1030 }
1031 SetLastError(wsaErrno());
1032 close(fd);
1033 }
1034 return SOCKET_ERROR;
1035 }
1036
1037 /***********************************************************************
1038 * getpeername() (WINSOCK.5)
1039 */
1040 INT16 WINAPI WINSOCK_getpeername16(SOCKET16 s, struct sockaddr *name,
1041 INT16 *namelen16)
1042 {
1043 INT namelen32 = *namelen16;
1044 INT retVal = WSOCK32_getpeername( s, name, &namelen32 );
1045
1046 #if DEBUG_SOCKADDR
1047 dump_sockaddr(name);
1048 #endif
1049
1050 *namelen16 = namelen32;
1051 return (INT16)retVal;
1052 }
1053
1054 /***********************************************************************
1055 * getsockname() (WSOCK32.6)
1056 */
1057 INT WINAPI WSOCK32_getsockname(SOCKET s, struct sockaddr *name,
1058 INT *namelen)
1059 {
1060 LPWSINFO pwsi = WINSOCK_GetIData();
1061 #ifdef HAVE_IPX
1062 struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
1063 #endif
1064
1065 TRACE("(%08x): socket: %04x, ptr %8x, ptr %8x\n",
1066 (unsigned)pwsi, s, (int) name, (int) *namelen);
1067 if( _check_ws(pwsi, s) )
1068 {
1069 int fd = _get_sock_fd(s);
1070 if (getsockname(fd, name, namelen) == 0) {
1071 #ifdef HAVE_IPX
1072 if (((struct sockaddr_ipx *)name)->sipx_family == AF_IPX) {
1073 name = (struct sockaddr *)
1074 malloc(namelen ? *namelen : sizeof(*name2));
1075 memcpy(name, name2, namelen ? *namelen : sizeof(*name2));
1076 name2->sipx_family = WS_AF_IPX;
1077 name2->sipx_network = ((struct sockaddr_ipx *)name)->sipx_network;
1078 name2->sipx_port = ((struct sockaddr_ipx *)name)->sipx_port;
1079 memcpy(name2->sipx_node,
1080 ((struct sockaddr_ipx *)name)->sipx_node, IPX_NODE_LEN);
1081 free(name);
1082 }
1083 #endif
1084 close(fd);
1085 return 0;
1086 }
1087 SetLastError(wsaErrno());
1088 close(fd);
1089 }
1090 return SOCKET_ERROR;
1091 }
1092
1093 /***********************************************************************
1094 * getsockname() (WINSOCK.6)
1095 */
1096 INT16 WINAPI WINSOCK_getsockname16(SOCKET16 s, struct sockaddr *name,
1097 INT16 *namelen16)
1098 {
1099 INT retVal;
1100
1101 if( namelen16 )
1102 {
1103 INT namelen32 = *namelen16;
1104 retVal = WSOCK32_getsockname( s, name, &namelen32 );
1105 *namelen16 = namelen32;
1106
1107 #if DEBUG_SOCKADDR
1108 dump_sockaddr(name);
1109 #endif
1110
1111 }
1112 else retVal = SOCKET_ERROR;
1113 return (INT16)retVal;
1114 }
1115
1116
1117 /***********************************************************************
1118 * getsockopt() (WSOCK32.7)
1119 */
1120 INT WINAPI WSOCK32_getsockopt(SOCKET s, INT level,
1121 INT optname, char *optval, INT *optlen)
1122 {
1123 LPWSINFO pwsi = WINSOCK_GetIData();
1124
1125 TRACE("(%08x): socket: %04x, opt %d, ptr %8x, ptr %8x\n",
1126 (unsigned)pwsi, s, level, (int) optval, (int) *optlen);
1127 if( _check_ws(pwsi, s) )
1128 {
1129 int fd = _get_sock_fd(s);
1130 convert_sockopt(&level, &optname);
1131 if (getsockopt(fd, (int) level, optname, optval, optlen) == 0 )
1132 {
1133 close(fd);
1134 return 0;
1135 }
1136 SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
1137 close(fd);
1138 }
1139 return SOCKET_ERROR;
1140 }
1141
1142 /***********************************************************************
1143 * getsockopt() (WINSOCK.7)
1144 */
1145 INT16 WINAPI WINSOCK_getsockopt16(SOCKET16 s, INT16 level,
1146 INT16 optname, char *optval, INT16 *optlen)
1147 {
1148 INT optlen32;
1149 INT *p = &optlen32;
1150 INT retVal;
1151 if( optlen ) optlen32 = *optlen; else p = NULL;
1152 retVal = WSOCK32_getsockopt( s, (UINT16)level, optname, optval, p );
1153 if( optlen ) *optlen = optlen32;
1154 return (INT16)retVal;
1155 }
1156
1157 /***********************************************************************
1158 * htonl() (WINSOCK.8)(WSOCK32.8)
1159 */
1160 u_long WINAPI WINSOCK_htonl(u_long hostlong) { return( htonl(hostlong) ); }
1161 /***********************************************************************
1162 * htons() (WINSOCK.9)(WSOCK32.9)
1163 */
1164 u_short WINAPI WINSOCK_htons(u_short hostshort) { return( htons(hostshort) ); }
1165 /***********************************************************************
1166 * inet_addr() (WINSOCK.10)(WSOCK32.10)
1167 */
1168 u_long WINAPI WINSOCK_inet_addr(char *cp) { return( inet_addr(cp) ); }
1169 /***********************************************************************
1170 * ntohl() (WINSOCK.14)(WSOCK32.14)
1171 */
1172 u_long WINAPI WINSOCK_ntohl(u_long netlong) { return( ntohl(netlong) ); }
1173 /***********************************************************************
1174 * ntohs() (WINSOCK.15)(WSOCK32.15)
1175 */
1176 u_short WINAPI WINSOCK_ntohs(u_short netshort) { return( ntohs(netshort) ); }
1177
1178 /***********************************************************************
1179 * inet_ntoa() (WINSOCK.11)(WSOCK32.11)
1180 */
1181 char* WINAPI WSOCK32_inet_ntoa(struct in_addr in)
1182 {
1183 /* use "buffer for dummies" here because some applications have
1184 * propensity to decode addresses in ws_hostent structure without
1185 * saving them first...
1186 */
1187
1188 LPWSINFO pwsi = WINSOCK_GetIData();
1189
1190 if( pwsi )
1191 {
1192 char* s = inet_ntoa(in);
1193 if( s )
1194 {
1195 if( pwsi->dbuffer == NULL ) {
1196 /* Yes, 16: 4*3 digits + 3 '.' + 1 '\0' */
1197 if((pwsi->dbuffer = (char*) SEGPTR_ALLOC(16)) == NULL )
1198 {
1199 SetLastError(WSAENOBUFS);
1200 return NULL;
1201 }
1202 }
1203 strcpy(pwsi->dbuffer, s);
1204 return pwsi->dbuffer;
1205 }
1206 SetLastError(wsaErrno());
1207 }
1208 return NULL;
1209 }
1210
1211 SEGPTR WINAPI WINSOCK_inet_ntoa16(struct in_addr in)
1212 {
1213 char* retVal = WSOCK32_inet_ntoa(in);
1214 return retVal ? SEGPTR_GET(retVal) : (SEGPTR)NULL;
1215 }
1216
1217 /***********************************************************************
1218 * ioctlsocket() (WSOCK32.12)
1219 */
1220 INT WINAPI WSOCK32_ioctlsocket(SOCKET s, LONG cmd, ULONG *argp)
1221 {
1222 LPWSINFO pwsi = WINSOCK_GetIData();
1223
1224 TRACE("(%08x): socket %04x, cmd %08lx, ptr %8x\n",
1225 (unsigned)pwsi, s, cmd, (unsigned) argp);
1226 if( _check_ws(pwsi, s) )
1227 {
1228 int fd = _get_sock_fd(s);
1229 long newcmd = cmd;
1230
1231 switch( cmd )
1232 {
1233 case WS_FIONREAD:
1234 newcmd=FIONREAD;
1235 break;
1236
1237 case WS_FIONBIO:
1238 newcmd=FIONBIO;
1239 if( _get_sock_mask(s) )
1240 {
1241 /* AsyncSelect()'ed sockets are always nonblocking */
1242 if (*argp) {
1243 close(fd);
1244 return 0;
1245 }
1246 SetLastError(WSAEINVAL);
1247 close(fd);
1248 return SOCKET_ERROR;
1249 }
1250 close(fd);
1251 if (*argp)
1252 _enable_event(s, 0, WS_FD_NONBLOCKING, 0);
1253 else
1254 _enable_event(s, 0, 0, WS_FD_NONBLOCKING);
1255 return 0;
1256
1257 case WS_SIOCATMARK:
1258 newcmd=SIOCATMARK;
1259 break;
1260
1261 case WS_IOW('f',125,u_long):
1262 WARN("Warning: WS1.1 shouldn't be using async I/O\n");
1263 SetLastError(WSAEINVAL);
1264 return SOCKET_ERROR;
1265
1266 default:
1267 /* Netscape tries hard to use bogus ioctl 0x667e */
1268 WARN("\tunknown WS_IOCTL cmd (%08lx)\n", cmd);
1269 }
1270 if( ioctl(fd, newcmd, (char*)argp ) == 0 )
1271 {
1272 close(fd);
1273 return 0;
1274 }
1275 SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
1276 close(fd);
1277 }
1278 return SOCKET_ERROR;
1279 }
1280
1281 /***********************************************************************
1282 * ioctlsocket() (WINSOCK.12)
1283 */
1284 INT16 WINAPI WINSOCK_ioctlsocket16(SOCKET16 s, LONG cmd, ULONG *argp)
1285 {
1286 return (INT16)WSOCK32_ioctlsocket( s, cmd, argp );
1287 }
1288
1289
1290 /***********************************************************************
1291 * listen() (WSOCK32.13)
1292 */
1293 INT WINAPI WSOCK32_listen(SOCKET s, INT backlog)
1294 {
1295 LPWSINFO pwsi = WINSOCK_GetIData();
1296
1297 TRACE("(%08x): socket %04x, backlog %d\n",
1298 (unsigned)pwsi, s, backlog);
1299 if( _check_ws(pwsi, s) )
1300 {
1301 int fd = _get_sock_fd(s);
1302 if (listen(fd, backlog) == 0)
1303 {
1304 close(fd);
1305 _enable_event(s, FD_ACCEPT,
1306 WS_FD_LISTENING,
1307 WS_FD_CONNECT|WS_FD_CONNECTED);
1308 return 0;
1309 }
1310 SetLastError(wsaErrno());
1311 }
1312 else SetLastError(WSAENOTSOCK);
1313 return SOCKET_ERROR;
1314 }
1315
1316 /***********************************************************************
1317 * listen() (WINSOCK.13)
1318 */
1319 INT16 WINAPI WINSOCK_listen16(SOCKET16 s, INT16 backlog)
1320 {
1321 return (INT16)WSOCK32_listen( s, backlog );
1322 }
1323
1324
1325 /***********************************************************************
1326 * recv() (WSOCK32.16)
1327 */
1328 INT WINAPI WSOCK32_recv(SOCKET s, char *buf, INT len, INT flags)
1329 {
1330 LPWSINFO pwsi = WINSOCK_GetIData();
1331
1332 TRACE("(%08x): socket %04x, buf %8x, len %d, "
1333 "flags %d\n", (unsigned)pwsi, s, (unsigned)buf,
1334 len, flags);
1335 if( _check_ws(pwsi, s) )
1336 {
1337 int fd = _get_sock_fd(s);
1338 INT length;
1339
1340 if (_is_blocking(s))
1341 {
1342 /* block here */
1343 /* FIXME: OOB and exceptfds? */
1344 do_block(fd, 1);
1345 }
1346 if ((length = recv(fd, buf, len, flags)) >= 0)
1347 {
1348 TRACE(" -> %i bytes\n", length);
1349
1350 close(fd);
1351 _enable_event(s, FD_READ, 0, 0);
1352 return length;
1353 }
1354 SetLastError(wsaErrno());
1355 close(fd);
1356 }
1357 else SetLastError(WSAENOTSOCK);
1358 WARN(" -> ERROR\n");
1359 return SOCKET_ERROR;
1360 }
1361
1362 /***********************************************************************
1363 * recv() (WINSOCK.16)
1364 */
1365 INT16 WINAPI WINSOCK_recv16(SOCKET16 s, char *buf, INT16 len, INT16 flags)
1366 {
1367 return (INT16)WSOCK32_recv( s, buf, len, flags );
1368 }
1369
1370
1371 /***********************************************************************
1372 * recvfrom() (WSOCK32.17)
1373 */
1374 INT WINAPI WSOCK32_recvfrom(SOCKET s, char *buf, INT len, INT flags,
1375 struct sockaddr *from, INT *fromlen32)
1376 {
1377 LPWSINFO pwsi = WINSOCK_GetIData();
1378 #ifdef HAVE_IPX
1379 struct ws_sockaddr_ipx* from2 = (struct ws_sockaddr_ipx *)from;
1380 #endif
1381
1382 TRACE("(%08x): socket %04x, ptr %08x, "
1383 "len %d, flags %d\n", (unsigned)pwsi, s, (unsigned)buf,
1384 len, flags);
1385 #if DEBUG_SOCKADDR
1386 if( from ) dump_sockaddr(from);
1387 else DPRINTF("from = NULL\n");
1388 #endif
1389
1390 if( _check_ws(pwsi, s) )
1391 {
1392 int fd = _get_sock_fd(s);
1393 int length;
1394
1395 if (_is_blocking(s))
1396 {
1397 /* block here */
1398 /* FIXME: OOB and exceptfds */
1399 do_block(fd, 1);
1400 }
1401 if ((length = recvfrom(fd, buf, len, flags, from, fromlen32)) >= 0)
1402 {
1403 TRACE(" -> %i bytes\n", length);
1404
1405 #ifdef HAVE_IPX
1406 if (from && ((struct sockaddr_ipx *)from)->sipx_family == AF_IPX) {
1407 from = (struct sockaddr *)
1408 malloc(fromlen32 ? *fromlen32 : sizeof(*from2));
1409 memcpy(from, from2, fromlen32 ? *fromlen32 : sizeof(*from2));
1410 from2->sipx_family = WS_AF_IPX;
1411 from2->sipx_network = ((struct sockaddr_ipx *)from)->sipx_network;
1412 from2->sipx_port = ((struct sockaddr_ipx *)from)->sipx_port;
1413 memcpy(from2->sipx_node,
1414 ((struct sockaddr_ipx *)from)->sipx_node, IPX_NODE_LEN);
1415 free(from);
1416 }
1417 #endif
1418 close(fd);
1419 _enable_event(s, FD_READ, 0, 0);
1420 return (INT16)length;
1421 }
1422 SetLastError(wsaErrno());
1423 close(fd);
1424 }
1425 else SetLastError(WSAENOTSOCK);
1426 WARN(" -> ERROR\n");
1427 #ifdef HAVE_IPX
1428 if (from && ((struct sockaddr_ipx *)from)->sipx_family == AF_IPX) {
1429 from = (struct sockaddr *)
1430 malloc(fromlen32 ? *fromlen32 : sizeof(*from2));
1431 memcpy(from, from2, fromlen32 ? *fromlen32 : sizeof(*from2));
1432 from2->sipx_family = WS_AF_IPX;
1433 from2->sipx_network = ((struct sockaddr_ipx *)from)->sipx_network;
1434 from2->sipx_port = ((struct sockaddr_ipx *)from)->sipx_port;
1435 memcpy(from2->sipx_node,
1436 ((struct sockaddr_ipx *)from)->sipx_node, IPX_NODE_LEN);
1437 free(from);
1438 }
1439 #endif
1440 return SOCKET_ERROR;
1441 }
1442
1443 /***********************************************************************
1444 * recvfrom() (WINSOCK.17)
1445 */
1446 INT16 WINAPI WINSOCK_recvfrom16(SOCKET16 s, char *buf, INT16 len, INT16 flags,
1447 struct sockaddr *from, INT16 *fromlen16)
1448 {
1449 INT fromlen32;
1450 INT *p = &fromlen32;
1451 INT retVal;
1452
1453 if( fromlen16 ) fromlen32 = *fromlen16; else p = NULL;
1454 retVal = WSOCK32_recvfrom( s, buf, len, flags, from, p );
1455 if( fromlen16 ) *fromlen16 = fromlen32;
1456 return (INT16)retVal;
1457 }
1458
1459 /***********************************************************************
1460 * select() (WINSOCK.18)(WSOCK32.18)
1461 */
1462 static INT __ws_select( BOOL b32, void *ws_readfds, void *ws_writefds, void *ws_exceptfds,
1463 struct timeval *timeout )
1464 {
1465 LPWSINFO pwsi = WINSOCK_GetIData();
1466
1467 TRACE("(%08x): read %8x, write %8x, excp %8x\n",
1468 (unsigned) pwsi, (unsigned) ws_readfds, (unsigned) ws_writefds, (unsigned) ws_exceptfds);
1469
1470 if( pwsi )
1471 {
1472 int highfd = 0;
1473 fd_set readfds, writefds, exceptfds;
1474 fd_set *p_read, *p_write, *p_except;
1475 int readfd[FD_SETSIZE], writefd[FD_SETSIZE], exceptfd[FD_SETSIZE];
1476
1477 p_read = fd_set_import(&readfds, pwsi, ws_readfds, &highfd, readfd, b32);
1478 p_write = fd_set_import(&writefds, pwsi, ws_writefds, &highfd, writefd, b32);
1479 p_except = fd_set_import(&exceptfds, pwsi, ws_exceptfds, &highfd, exceptfd, b32);
1480
1481 if( (highfd = select(highfd + 1, p_read, p_write, p_except, timeout)) > 0 )
1482 {
1483 fd_set_export(pwsi, &readfds, p_except, ws_readfds, readfd, b32);
1484 fd_set_export(pwsi, &writefds, p_except, ws_writefds, writefd, b32);
1485
1486 if (p_except && ws_exceptfds)
1487 {
1488 #define wsfds16 ((ws_fd_set16*)ws_exceptfds)
1489 #define wsfds32 ((ws_fd_set32*)ws_exceptfds)
1490 int i, j, count = (b32) ? wsfds32->fd_count : wsfds16->fd_count;
1491
1492 for (i = j = 0; i < count; i++)
1493 {
1494 int fd = exceptfd[i];
1495 if( fd >= 0 && FD_ISSET(fd, &exceptfds) )
1496 {
1497 if( b32 )
1498 wsfds32->fd_array[j++] = wsfds32->fd_array[i];
1499 else
1500 wsfds16->fd_array[j++] = wsfds16->fd_array[i];
1501 }
1502 if( fd >= 0 ) close(fd);
1503 exceptfd[i] = -1;
1504 }
1505 if( b32 )
1506 wsfds32->fd_count = j;
1507 else
1508 wsfds16->fd_count = j;
1509 #undef wsfds32
1510 #undef wsfds16
1511 }
1512 return highfd;
1513 }
1514 fd_set_unimport(ws_readfds, readfd, b32);
1515 fd_set_unimport(ws_writefds, writefd, b32);
1516 fd_set_unimport(ws_exceptfds, exceptfd, b32);
1517 if( ws_readfds ) ((ws_fd_set32*)ws_readfds)->fd_count = 0;
1518 if( ws_writefds ) ((ws_fd_set32*)ws_writefds)->fd_count = 0;
1519 if( ws_exceptfds ) ((ws_fd_set32*)ws_exceptfds)->fd_count = 0;
1520
1521 if( highfd == 0 ) return 0;
1522 SetLastError(wsaErrno());
1523 }
1524 return SOCKET_ERROR;
1525 }
1526
1527 INT16 WINAPI WINSOCK_select16(INT16 nfds, ws_fd_set16 *ws_readfds,
1528 ws_fd_set16 *ws_writefds, ws_fd_set16 *ws_exceptfds,
1529 struct timeval *timeout)
1530 {
1531 return (INT16)__ws_select( FALSE, ws_readfds, ws_writefds, ws_exceptfds, timeout );
1532 }
1533
1534 INT WINAPI WSOCK32_select(INT nfds, ws_fd_set32 *ws_readfds,
1535 ws_fd_set32 *ws_writefds, ws_fd_set32 *ws_exceptfds,
1536 struct timeval *timeout)
1537 {
1538 /* struct timeval is the same for both 32- and 16-bit code */
1539 return (INT)__ws_select( TRUE, ws_readfds, ws_writefds, ws_exceptfds, timeout );
1540 }
1541
1542
1543 /***********************************************************************
1544 * send() (WSOCK32.19)
1545 */
1546 INT WINAPI WSOCK32_send(SOCKET s, char *buf, INT len, INT flags)
1547 {
1548 LPWSINFO pwsi = WINSOCK_GetIData();
1549
1550 TRACE("(%08x): socket %04x, ptr %08x, length %d, flags %d\n",
1551 (unsigned)pwsi, s, (unsigned) buf, len, flags);
1552 if( _check_ws(pwsi, s) )
1553 {
1554 int fd = _get_sock_fd(s);
1555 int length;
1556
1557 if (_is_blocking(s))
1558 {
1559 /* block here */
1560 /* FIXME: exceptfds */
1561 do_block(fd, 2);
1562 }
1563 if ((length = send(fd, buf, len, flags)) < 0 )
1564 {
1565 SetLastError(wsaErrno());
1566 if( GetLastError() == WSAEWOULDBLOCK )
1567 _enable_event(s, FD_WRITE, 0, 0);
1568 }
1569 else
1570 {
1571 close(fd);
1572 return (INT16)length;
1573 }
1574 close(fd);
1575 }
1576 else SetLastError(WSAENOTSOCK);
1577 return SOCKET_ERROR;
1578 }
1579
1580 /***********************************************************************
1581 * send() (WINSOCK.19)
1582 */
1583 INT16 WINAPI WINSOCK_send16(SOCKET16 s, char *buf, INT16 len, INT16 flags)
1584 {
1585 return WSOCK32_send( s, buf, len, flags );
1586 }
1587
1588 /***********************************************************************
1589 * sendto() (WSOCK32.20)
1590 */
1591 INT WINAPI WSOCK32_sendto(SOCKET s, char *buf, INT len, INT flags,
1592 struct sockaddr *to, INT tolen)
1593 {
1594 LPWSINFO pwsi = WINSOCK_GetIData();
1595 #ifdef HAVE_IPX
1596 struct ws_sockaddr_ipx* to2 = (struct ws_sockaddr_ipx *)to;
1597 #endif
1598
1599 TRACE("(%08x): socket %04x, ptr %08x, length %d, flags %d\n",
1600 (unsigned)pwsi, s, (unsigned) buf, len, flags);
1601 if( _check_ws(pwsi, s) )
1602 {
1603 int fd = _get_sock_fd(s);
1604 INT length;
1605
1606 if (to && ((struct ws_sockaddr_ipx *)to)->sipx_family == WS_AF_PUP)
1607 ((struct ws_sockaddr_ipx *)to)->sipx_family = AF_UNSPEC;
1608 #ifdef HAVE_IPX
1609 else if (to &&
1610 ((struct ws_sockaddr_ipx *)to)->sipx_family == WS_AF_IPX)
1611 {
1612 to = (struct sockaddr *) malloc(sizeof(struct sockaddr_ipx));
1613 memset(to, '\0', sizeof(struct sockaddr_ipx));
1614 ((struct sockaddr_ipx *)to)->sipx_family = AF_IPX;
1615 ((struct sockaddr_ipx *)to)->sipx_port = to2->sipx_port;
1616 ((struct sockaddr_ipx *)to)->sipx_network = to2->sipx_network;
1617 memcpy(((struct sockaddr_ipx *)to)->sipx_node,
1618 to2->sipx_node, IPX_NODE_LEN);
1619 tolen = sizeof(struct sockaddr_ipx);
1620 }
1621 #endif
1622 if (_is_blocking(s))
1623 {
1624 /* block here */
1625 /* FIXME: exceptfds */
1626 do_block(fd, 2);
1627 }
1628 if ((length = sendto(fd, buf, len, flags, to, tolen)) < 0 )
1629 {
1630 SetLastError(wsaErrno());
1631 if( GetLastError() == WSAEWOULDBLOCK )
1632 _enable_event(s, FD_WRITE, 0, 0);
1633 }
1634 else {
1635 #ifdef HAVE_IPX
1636 if (to && ((struct sockaddr_ipx *)to)->sipx_family == AF_IPX) {
1637 free(to);
1638 }
1639 #endif
1640 close(fd);
1641 return length;
1642 }
1643 close(fd);
1644 }
1645 else SetLastError(WSAENOTSOCK);
1646 #ifdef HAVE_IPX
1647 if (to && ((struct sockaddr_ipx *)to)->sipx_family == AF_IPX) {
1648 free(to);
1649 }
1650 #endif
1651 return SOCKET_ERROR;
1652 }
1653
1654 /***********************************************************************
1655 * sendto() (WINSOCK.20)
1656 */
1657 INT16 WINAPI WINSOCK_sendto16(SOCKET16 s, char *buf, INT16 len, INT16 flags,
1658 struct sockaddr *to, INT16 tolen)
1659 {
1660 return (INT16)WSOCK32_sendto( s, buf, len, flags, to, tolen );
1661 }
1662
1663 /***********************************************************************
1664 * setsockopt() (WSOCK32.21)
1665 */
1666 INT WINAPI WSOCK32_setsockopt(SOCKET16 s, INT level, INT optname,
1667 char *optval, INT optlen)
1668 {
1669 LPWSINFO pwsi = WINSOCK_GetIData();
1670
1671 TRACE("(%08x): socket %04x, lev %d, opt %d, ptr %08x, len %d\n",
1672 (unsigned)pwsi, s, level, optname, (int) optval, optlen);
1673 if( _check_ws(pwsi, s) )
1674 {
1675 struct linger linger;
1676 int fd = _get_sock_fd(s);
1677 int woptval;
1678
1679 convert_sockopt(&level, &optname);
1680 if(optname == WS_SO_DONTLINGER) {
1681 linger.l_onoff = *((int*)optval) ? 0: 1;
1682 linger.l_linger = 0;
1683 optname=SO_LINGER;
1684 optval = (char*)&linger;
1685 optlen = sizeof(struct linger);
1686 }else{
1687 if (optname == SO_LINGER && optval) {
1688 /* yes, uses unsigned short in both win16/win32 */
1689 linger.l_onoff = ((UINT16*)optval)[0];
1690 linger.l_linger = ((UINT16*)optval)[1];
1691 /* FIXME: what is documented behavior if SO_LINGER optval
1692 is null?? */
1693 optval = (char*)&linger;
1694 optlen = sizeof(struct linger);
1695 } else if (optlen < sizeof(int)){
1696 woptval= *((INT16 *) optval);
1697 optval= (char*) &woptval;
1698 optlen=sizeof(int);
1699 }
1700 }
1701 if (setsockopt(fd, level, optname, optval, optlen) == 0)
1702 {
1703 close(fd);
1704 return 0;
1705 }
1706 SetLastError(wsaErrno());
1707 close(fd);
1708 }
1709 else SetLastError(WSAENOTSOCK);
1710 return SOCKET_ERROR;
1711 }
1712
1713 /***********************************************************************
1714 * setsockopt() (WINSOCK.21)
1715 */
1716 INT16 WINAPI WINSOCK_setsockopt16(SOCKET16 s, INT16 level, INT16 optname,
1717 char *optval, INT16 optlen)
1718 {
1719 if( !optval ) return SOCKET_ERROR;
1720 return (INT16)WSOCK32_setsockopt( s, (UINT16)level, optname, optval, optlen );
1721 }
1722
1723
1724 /***********************************************************************
1725 * shutdown() (WSOCK32.22)
1726 */
1727 INT WINAPI WSOCK32_shutdown(SOCKET s, INT how)
1728 {
1729 LPWSINFO pwsi = WINSOCK_GetIData();
1730
1731 TRACE("(%08x): socket %04x, how %i\n",
1732 (unsigned)pwsi, s, how );
1733 if( _check_ws(pwsi, s) )
1734 {
1735 int fd = _get_sock_fd(s);
1736 switch( how )
1737 {
1738 case 0: /* drop receives */
1739 _enable_event(s, 0, 0, WS_FD_READ);
1740 #ifdef SHUT_RD
1741 how = SHUT_RD;
1742 #endif
1743 break;
1744
1745 case 1: /* drop sends */
1746 _enable_event(s, 0, 0, WS_FD_WRITE);
1747 #ifdef SHUT_WR
1748 how = SHUT_WR;
1749 #endif
1750 break;
1751
1752 case 2: /* drop all */
1753 #ifdef SHUT_RDWR
1754 how = SHUT_RDWR;
1755 #endif
1756 default:
1757 WSAAsyncSelect( s, 0, 0, 0 );
1758 break;
1759 }
1760
1761 if (shutdown(fd, how) == 0)
1762 {
1763 if( how > 1 )
1764 {
1765 _enable_event(s, 0, 0, WS_FD_CONNECTED|WS_FD_LISTENING);
1766 }
1767 close(fd);
1768 return 0;
1769 }
1770 SetLastError(wsaErrno());
1771 close(fd);
1772 }
1773 else SetLastError(WSAENOTSOCK);
1774 return SOCKET_ERROR;
1775 }
1776
1777 /***********************************************************************
1778 * shutdown() (WINSOCK.22)
1779 */
1780 INT16 WINAPI WINSOCK_shutdown16(SOCKET16 s, INT16 how)
1781 {
1782 return (INT16)WSOCK32_shutdown( s, how );
1783 }
1784
1785
1786 /***********************************************************************
1787 * socket() (WSOCK32.23)
1788 */
1789 SOCKET WINAPI WSOCK32_socket(INT af, INT type, INT protocol)
1790 {
1791 LPWSINFO pwsi = WINSOCK_GetIData();
1792 struct create_socket_request *req = get_req_buffer();
1793
1794 TRACE("(%08x): af=%d type=%d protocol=%d\n",
1795 (unsigned)pwsi, af, type, protocol);
1796
1797 if( pwsi )
1798 {
1799 /* check the socket family */
1800 switch(af)
1801 {
1802 #ifdef HAVE_IPX
1803 case WS_AF_IPX: af = AF_IPX;
1804 #endif
1805 case AF_INET:
1806 case AF_UNSPEC: break;
1807 default: SetLastError(WSAEAFNOSUPPORT);
1808 return INVALID_SOCKET;
1809 }
1810
1811 /* check the socket type */
1812 switch(type)
1813 {
1814 case SOCK_STREAM:
1815 case SOCK_DGRAM:
1816 case SOCK_RAW: break;
1817 default: SetLastError(WSAESOCKTNOSUPPORT);
1818 return INVALID_SOCKET;
1819 }
1820
1821 /* check the protocol type */
1822 if ( protocol < 0 ) /* don't support negative values */
1823 { SetLastError(WSAEPROTONOSUPPORT); return INVALID_SOCKET; }
1824
1825 if ( af == AF_UNSPEC) /* did they not specify the address family? */
1826 switch(protocol)
1827 {
1828 case IPPROTO_TCP:
1829 if (type == SOCK_STREAM) { af = AF_INET; break; }
1830 case IPPROTO_UDP:
1831 if (type == SOCK_DGRAM) { af = AF_INET; break; }
1832 default: SetLastError(WSAEPROTOTYPE); return INVALID_SOCKET;
1833 }
1834
1835 req->family = af;
1836 req->type = type;
1837 req->protocol = protocol;
1838 req->access = GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE;
1839 req->inherit = TRUE;
1840 sock_server_call( REQ_CREATE_SOCKET );
1841 if ( req->handle >= 0)
1842 {
1843 TRACE("\tcreated %04x\n", req->handle);
1844
1845 return req->handle;
1846 }
1847
1848 if (GetLastError() == WSAEACCES) /* raw socket denied */
1849 {
1850 if (type == SOCK_RAW)
1851 MESSAGE("WARNING: Trying to create a socket of type SOCK_RAW, will fail unless running as root\n");
1852 else
1853 MESSAGE("WS_SOCKET: not enough privileges to create socket, try running as root\n");
1854 SetLastError(WSAESOCKTNOSUPPORT);
1855 }
1856 }
1857
1858 WARN("\t\tfailed!\n");
1859 return INVALID_SOCKET;
1860 }
1861
1862 /***********************************************************************
1863 * socket() (WINSOCK.23)
1864 */
1865 SOCKET16 WINAPI WINSOCK_socket16(INT16 af, INT16 type, INT16 protocol)
1866 {
1867 return (SOCKET16)WSOCK32_socket( af, type, protocol );
1868 }
1869
1870
1871 /* ----------------------------------- DNS services
1872 *
1873 * IMPORTANT: 16-bit API structures have SEGPTR pointers inside them.
1874 * Also, we have to use wsock32 stubs to convert structures and
1875 * error codes from Unix to WSA, hence there is no direct mapping in
1876 * the relay32/wsock32.spec.
1877 */
1878
1879 static char* NULL_STRING = "NULL";
1880
1881 /***********************************************************************
1882 * gethostbyaddr() (WINSOCK.51)(WSOCK32.51)
1883 */
1884 static struct WIN_hostent* __ws_gethostbyaddr(const char *addr, int len, int type, int dup_flag)
1885 {
1886 LPWSINFO pwsi = WINSOCK_GetIData();
1887
1888 if( pwsi )
1889 {
1890 struct hostent* host;
1891 if( (host = gethostbyaddr(addr, len, type)) != NULL )
1892 if( WS_dup_he(pwsi, host, dup_flag) )
1893 return (struct WIN_hostent*)(pwsi->he);
1894 else
1895 SetLastError(WSAENOBUFS);
1896 else
1897 SetLastError((h_errno < 0) ? wsaErrno() : wsaHerrno());
1898 }
1899 return NULL;
1900 }
1901
1902 SEGPTR WINAPI WINSOCK_gethostbyaddr16(const char *addr, INT16 len, INT16 type)
1903 {
1904 struct WIN_hostent* retval;
1905 TRACE("ptr %08x, len %d, type %d\n",
1906 (unsigned) addr, len, type);
1907 retval = __ws_gethostbyaddr( addr, len, type, WS_DUP_SEGPTR );
1908 return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
1909 }
1910
1911 struct WIN_hostent* WINAPI WSOCK32_gethostbyaddr(const char *addr, INT len,
1912 INT type)
1913 {
1914 TRACE("ptr %08x, len %d, type %d\n",
1915 (unsigned) addr, len, type);
1916 return __ws_gethostbyaddr(addr, len, type, WS_DUP_LINEAR);
1917 }
1918
1919 /***********************************************************************
1920 * gethostbyname() (WINSOCK.52)(WSOCK32.52)
1921 */
1922 static struct WIN_hostent * __ws_gethostbyname(const char *name, int dup_flag)
1923 {
1924 LPWSINFO pwsi = WINSOCK_GetIData();
1925
1926 if( pwsi )
1927 {
1928 struct hostent* host;
1929 if( (host = gethostbyname(name)) != NULL )
1930 if( WS_dup_he(pwsi, host, dup_flag) )
1931 return (struct WIN_hostent*)(pwsi->he);
1932 else SetLastError(WSAENOBUFS);
1933 else SetLastError((h_errno < 0) ? wsaErrno() : wsaHerrno());
1934 }
1935 return NULL;
1936 }
1937
1938 SEGPTR WINAPI WINSOCK_gethostbyname16(const char *name)
1939 {
1940 struct WIN_hostent* retval;
1941 TRACE("%s\n", (name)?name:NULL_STRING);
1942 retval = __ws_gethostbyname( name, WS_DUP_SEGPTR );
1943 return (retval)? SEGPTR_GET(retval) : ((SEGPTR)NULL) ;
1944 }
1945
1946 struct WIN_hostent* WINAPI WSOCK32_gethostbyname(const char* name)
1947 {
1948 TRACE("%s\n", (name)?name:NULL_STRING);
1949 return __ws_gethostbyname( name, WS_DUP_LINEAR );
1950 }
1951
1952
1953 /***********************************************************************
1954 * getprotobyname() (WINSOCK.53)(WSOCK32.53)
1955 */
1956 static struct WIN_protoent* __ws_getprotobyname(const char *name, int dup_flag)
1957 {
1958 LPWSINFO pwsi = WINSOCK_GetIData();
1959
1960 if( pwsi )
1961 {
1962 struct protoent* proto;
1963 if( (proto = getprotobyname(name)) != NULL )
1964 if( WS_dup_pe(pwsi, proto, dup_flag) )
1965 return (struct WIN_protoent*)(pwsi->pe);
1966 else SetLastError(WSAENOBUFS);
1967 else SetLastError((h_errno < 0) ? wsaErrno() : wsaHerrno());
1968 }
1969 return NULL;
1970 }
1971
1972 SEGPTR WINAPI WINSOCK_getprotobyname16(const char *name)
1973 {
1974 struct WIN_protoent* retval;
1975 TRACE("%s\n", (name)?name:NULL_STRING);
1976 retval = __ws_getprotobyname(name, WS_DUP_SEGPTR);
1977 return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
1978 }
1979
1980 struct WIN_protoent* WINAPI WSOCK32_getprotobyname(const char* name)
1981 {
1982 TRACE("%s\n", (name)?name:NULL_STRING);
1983 return __ws_getprotobyname(name, WS_DUP_LINEAR);
1984 }
1985
1986
1987 /***********************************************************************
1988 * getprotobynumber() (WINSOCK.54)(WSOCK32.54)
1989 */
1990 static struct WIN_protoent* __ws_getprotobynumber(int number, int dup_flag)
1991 {
1992 LPWSINFO pwsi = WINSOCK_GetIData();
1993
1994 if( pwsi )
1995 {
1996 struct protoent* proto;
1997 if( (proto = getprotobynumber(number)) != NULL )
1998 if( WS_dup_pe(pwsi, proto, dup_flag) )
1999 return (struct WIN_protoent*)(pwsi->pe);
2000 else SetLastError(WSAENOBUFS);
2001 else SetLastError(WSANO_DATA);
2002 }
2003 return NULL;
2004 }
2005
2006 SEGPTR WINAPI WINSOCK_getprotobynumber16(INT16 number)
2007 {
2008 struct WIN_protoent* retval;
2009 TRACE("%i\n", number);
2010 retval = __ws_getprotobynumber(number, WS_DUP_SEGPTR);
2011 return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
2012 }
2013
2014 struct WIN_protoent* WINAPI WSOCK32_getprotobynumber(INT number)
2015 {
2016 TRACE("%i\n", number);
2017 return __ws_getprotobynumber(number, WS_DUP_LINEAR);
2018 }
2019
2020
2021 /***********************************************************************
2022 * getservbyname() (WINSOCK.55)(WSOCK32.55)
2023 */
2024 struct WIN_servent* __ws_getservbyname(const char *name, const char *proto, int dup_flag)
2025 {
2026 LPWSINFO pwsi = WINSOCK_GetIData();
2027
2028 if( pwsi )
2029 {
2030 struct servent* serv;
2031 int i = wsi_strtolo( pwsi, name, proto );
2032
2033 if( i ) {
2034 serv = getservbyname(pwsi->buffer,
2035 proto ? (pwsi->buffer + i) : NULL);
2036 if( serv != NULL )
2037 if( WS_dup_se(pwsi, serv, dup_flag) )
2038 return (struct WIN_servent*)(pwsi->se);
2039 else SetLastError(WSAENOBUFS);
2040 else {
2041 MESSAGE("service %s protocol %s not found; maybe you have add "
2042 "this to /etc/services\n", debugstr_a(pwsi->buffer),
2043 proto ? debugstr_a(pwsi->buffer+i):"*");
2044 SetLastError(WSANO_DATA);
2045 }
2046 }
2047 else SetLastError(WSAENOBUFS);
2048 } else SetLastError(WSANOTINITIALISED);
2049 return NULL;
2050 }
2051
2052 SEGPTR WINAPI WINSOCK_getservbyname16(const char *name, const char *proto)
2053 {
2054 struct WIN_servent* retval;
2055 TRACE("'%s', '%s'\n",
2056 (name)?name:NULL_STRING, (proto)?proto:NULL_STRING);
2057 retval = __ws_getservbyname(name, proto, WS_DUP_SEGPTR);
2058 return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
2059 }
2060
2061 struct WIN_servent* WINAPI WSOCK32_getservbyname(const char *name, const char *proto)
2062 {
2063 TRACE("'%s', '%s'\n",
2064 (name)?name:NULL_STRING, (proto)?proto:NULL_STRING);
2065 return __ws_getservbyname(name, proto, WS_DUP_LINEAR);
2066 }
2067
2068
2069 /***********************************************************************
2070 * getservbyport() (WINSOCK.56)(WSOCK32.56)
2071 */
2072 static struct WIN_servent* __ws_getservbyport(int port, const char* proto, int dup_flag)
2073 {
2074 LPWSINFO pwsi = WINSOCK_GetIData();
2075
2076 if( pwsi )
2077 {
2078 struct servent* serv;
2079 if (!proto || wsi_strtolo( pwsi, proto, NULL )) {
2080 if( (serv = getservbyport(port, (proto) ? pwsi->buffer : NULL)) != NULL ) {
2081 if( WS_dup_se(pwsi, serv, dup_flag) )
2082 return (struct WIN_servent*)(pwsi->se);
2083 else SetLastError(WSAENOBUFS);
2084 }
2085 else {
2086 MESSAGE("service on port %d protocol %s not found; maybe you have "
2087 "add this to /etc/services\n", ntohl(port),
2088 proto ? debugstr_a(pwsi->buffer) : "*");
2089 SetLastError(WSANO_DATA);
2090 }
2091 }
2092 else SetLastError(WSAENOBUFS);
2093 } else SetLastError(WSANOTINITIALISED);
2094 return NULL;
2095 }
2096
2097 SEGPTR WINAPI WINSOCK_getservbyport16(INT16 port, const char *proto)
2098 {
2099 struct WIN_servent* retval;
2100 TRACE("%i, '%s'\n",
2101 (int)port, (proto)?proto:NULL_STRING);
2102 retval = __ws_getservbyport(port, proto, WS_DUP_SEGPTR);
2103 return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
2104 }
2105
2106 struct WIN_servent* WINAPI WSOCK32_getservbyport(INT port, const char *proto)
2107 {
2108 TRACE("%i, '%s'\n",
2109 (int)port, (proto)?proto:NULL_STRING);
2110 return __ws_getservbyport(port, proto, WS_DUP_LINEAR);
2111 }
2112
2113
2114 /***********************************************************************
2115 * gethostname() (WSOCK32.57)
2116 */
2117 INT WINAPI WSOCK32_gethostname(char *name, INT namelen)
2118 {
2119 LPWSINFO pwsi = WINSOCK_GetIData();
2120
2121 TRACE("(%08x): name %s, len %d\n",
2122 (unsigned)pwsi, (name)?name:NULL_STRING, namelen);
2123 if( pwsi )
2124 {
2125 if (gethostname(name, namelen) == 0) return 0;
2126 SetLastError((errno == EINVAL) ? WSAEFAULT : wsaErrno());
2127 }
2128 return SOCKET_ERROR;
2129 }
2130
2131 /***********************************************************************
2132 * gethostname() (WINSOCK.57)
2133 */
2134 INT16 WINAPI WINSOCK_gethostname16(char *name, INT16 namelen)
2135 {
2136 return (INT16)WSOCK32_gethostname(name, namelen);
2137 }
2138
2139
2140 /* ------------------------------------- Windows sockets extensions -- *
2141 * *
2142 * ------------------------------------------------------------------- */
2143
2144 int WINAPI WSAEnumNetworkEvents(SOCKET s, WSAEVENT hEvent, LPWSANETWORKEVENTS lpEvent)
2145 {
2146 LPWSINFO pwsi = WINSOCK_GetIData();
2147 struct get_socket_event_request *req = get_req_buffer();
2148
2149 TRACE("(%08x): %08x, hEvent %08x, lpEvent %08x\n",
2150 (unsigned)pwsi, s, hEvent, (unsigned)lpEvent );
2151 if( _check_ws(pwsi, s) )
2152 {
2153 req->handle = s;
2154 req->service = TRUE;
2155 req->s_event = 0;
2156 req->c_event = hEvent;
2157 sock_server_call( REQ_GET_SOCKET_EVENT );
2158 lpEvent->lNetworkEvents = req->pmask;
2159 memcpy(lpEvent->iErrorCode, req->errors, sizeof(lpEvent->iErrorCode));
2160 return 0;
2161 }
2162 else SetLastError(WSAEINVAL);
2163 return SOCKET_ERROR;
2164 }
2165
2166 int WINAPI WSAEventSelect(SOCKET s, WSAEVENT hEvent, LONG lEvent)
2167 {
2168 LPWSINFO pwsi = WINSOCK_GetIData();
2169 struct set_socket_event_request *req = get_req_buffer();
2170
2171 TRACE("(%08x): %08x, hEvent %08x, event %08x\n",
2172 (unsigned)pwsi, s, hEvent, (unsigned)lEvent );
2173 if( _check_ws(pwsi, s) )
2174 {
2175 req->handle = s;
2176 req->mask = lEvent;
2177 req->event = hEvent;
2178 sock_server_call( REQ_SET_SOCKET_EVENT );
2179 return 0;
2180 }
2181 else SetLastError(WSAEINVAL);
2182 return SOCKET_ERROR;
2183 }
2184
2185 /***********************************************************************
2186 * WSAAsyncSelect() (WINSOCK.101)(WSOCK32.101)
2187 */
2188
2189 VOID CALLBACK WINSOCK_DoAsyncEvent( ULONG_PTR ptr )
2190 {
2191 ws_select_info *info = (ws_select_info*)ptr;
2192 LPWSINFO pwsi = info->pwsi;
2193 struct get_socket_event_request *req = get_req_buffer();
2194 unsigned int i, pmask, orphan = FALSE;
2195
2196 TRACE("socket %08x, event %08x\n", info->sock, info->event);
2197 SetLastError(0);
2198 req->handle = info->sock;
2199 req->service = TRUE;
2200 req->s_event = info->event; /* <== avoid race conditions */
2201 req->c_event = info->event;
2202 sock_server_call( REQ_GET_SOCKET_EVENT );
2203 if ( (GetLastError() == WSAENOTSOCK) || (GetLastError() == WSAEINVAL) )
2204 {
2205 /* orphaned event (socket closed or something) */
2206 pmask = WS_FD_SERVEVENT;
2207 orphan = TRUE;
2208 } else
2209 pmask = req->pmask;
2210 /* check for accepted sockets that needs to inherit WSAAsyncSelect */
2211 if (pmask & WS_FD_SERVEVENT) {
2212 int q;
2213 for (q=0; q<WS_ACCEPT_QUEUE; q++)
2214 if (pwsi->accept_old[q] == info->sock) {
2215 /* there's only one service thread per pwsi, no lock necessary */
2216 HANDLE as = pwsi->accept_new[q];
2217 if (as) {
2218 pwsi->accept_new[q] = 0;
2219 pwsi->accept_old[q] = 0;
2220 WSAAsyncSelect(as, info->hWnd, info->uMsg, info->lEvent);
2221 }
2222 }
2223 pmask &= ~WS_FD_SERVEVENT;
2224 }
2225 /* dispatch network events */
2226 for (i=0; i<FD_MAX_EVENTS; i++)
2227 if (pmask & (1<<i)) {
2228 TRACE("post: event bit %d, error %d\n", i, req->errors[i]);
2229 PostMessageA(info->hWnd, info->uMsg, info->sock,
2230 WSAMAKESELECTREPLY(1<<i, req->errors[i]));
2231 }
2232 /* cleanup */
2233 if (orphan)
2234 {
2235 TRACE("orphaned event, self-destructing\n");
2236 /* SERVICE_Delete closes the event object */
2237 SERVICE_Delete( info->service );
2238 WS_FREE(info);
2239 }
2240 }
2241
2242 INT WINAPI WSAAsyncSelect(SOCKET s, HWND hWnd, UINT uMsg, LONG lEvent)
2243 {
2244 LPWSINFO pwsi = WINSOCK_GetIData();
2245
2246 TRACE("(%08x): %04x, hWnd %04x, uMsg %08x, event %08x\n",
2247 (unsigned)pwsi, (SOCKET16)s, (HWND16)hWnd, uMsg, (unsigned)lEvent );
2248 if( _check_ws(pwsi, s) )
2249 {
2250 if( lEvent )
2251 {
2252 ws_select_info *info = (ws_select_info*)WS_ALLOC(sizeof(ws_select_info));
2253 if( info )
2254 {
2255 HANDLE hObj = CreateEventA( NULL, TRUE, FALSE, NULL );
2256 INT err;
2257
2258 info->sock = s;
2259 info->event = hObj;
2260 info->hWnd = hWnd;
2261 info->uMsg = uMsg;
2262 info->lEvent = lEvent;
2263 info->pwsi = pwsi;
2264 info->service = SERVICE_AddObject( hObj, WINSOCK_DoAsyncEvent, (ULONG_PTR)info );
2265
2266 err = WSAEventSelect( s, hObj, lEvent | WS_FD_SERVEVENT );
2267 if (err) {
2268 /* SERVICE_Delete closes the event object */
2269 SERVICE_Delete( info->service );
2270 WS_FREE(info);
2271 return err;
2272 }
2273
2274 return 0; /* success */
2275 }
2276 else SetLastError(WSAENOBUFS);
2277 }
2278 else
2279 {
2280 WSAEventSelect(s, 0, 0);
2281 return 0;
2282 }
2283 }
2284 else SetLastError(WSAEINVAL);
2285 return SOCKET_ERROR;
2286 }
2287
2288 INT16 WINAPI WSAAsyncSelect16(SOCKET16 s, HWND16 hWnd, UINT16 wMsg, LONG lEvent)
2289 {
2290 return (INT16)WSAAsyncSelect( s, hWnd, wMsg, lEvent );
2291 }
2292
2293 /***********************************************************************
2294 * WSARecvEx() (WSOCK32.1107)
2295 *
2296 * WSARecvEx is a Microsoft specific extension to winsock that is identical to recv
2297 * except that has an in/out argument call flags that has the value MSG_PARTIAL ored
2298 * into the flags parameter when a partial packet is read. This only applies to
2299 * sockets using the datagram protocol. This method does not seem to be implemented
2300 * correctly by microsoft as the winsock implementation does not set the MSG_PARTIAL
2301 * flag when a fragmented packet arrives.
2302 */
2303 INT WINAPI WSARecvEx(SOCKET s, char *buf, INT len, INT *flags) {
2304 FIXME("(WSARecvEx) partial packet return value not set \n");
2305
2306 return WSOCK32_recv(s, buf, len, *flags);
2307 }
2308
2309
2310 /***********************************************************************
2311 * WSARecvEx16() (WINSOCK.1107)
2312 *
2313 * See description for WSARecvEx()
2314 */
2315 INT16 WINAPI WSARecvEx16(SOCKET16 s, char *buf, INT16 len, INT16 *flags) {
2316 FIXME("(WSARecvEx16) partial packet return value not set \n");
2317
2318 return WINSOCK_recv16(s, buf, len, *flags);
2319 }
2320
2321
2322 /***********************************************************************
2323 * __WSAFDIsSet() (WINSOCK.151)
2324 */
2325 INT16 WINAPI __WSAFDIsSet16(SOCKET16 s, ws_fd_set16 *set)
2326 {
2327 int i = set->fd_count;
2328
2329 TRACE("(%d,%8lx(%i))\n", s,(unsigned long)set, i);
2330
2331 while (i--)
2332 if (set->fd_array[i] == s) return 1;
2333 return 0;
2334 }
2335
2336 /***********************************************************************
2337 * __WSAFDIsSet() (WSOCK32.151)
2338 */
2339 INT WINAPI __WSAFDIsSet(SOCKET s, ws_fd_set32 *set)
2340 {
2341 int i = set->fd_count;
2342
2343 TRACE("(%d,%8lx(%i))\n", s,(unsigned long)set, i);
2344
2345 while (i--)
2346 if (set->fd_array[i] == s) return 1;
2347 return 0;
2348 }
2349
2350 /***********************************************************************
2351 * WSAIsBlocking() (WINSOCK.114)(WSOCK32.114)
2352 */
2353 BOOL WINAPI WSAIsBlocking(void)
2354 {
2355 /* By default WinSock should set all its sockets to non-blocking mode
2356 * and poll in PeekMessage loop when processing "blocking" ones. This
2357 * function is supposed to tell if the program is in this loop. Our
2358 * blocking calls are truly blocking so we always return FALSE.
2359 *
2360 * Note: It is allowed to call this function without prior WSAStartup().
2361 */
2362
2363 TRACE("\n");
2364 return FALSE;
2365 }
2366
2367 /***********************************************************************
2368 * WSACancelBlockingCall() (WINSOCK.113)(WSOCK32.113)
2369 */
2370 INT WINAPI WSACancelBlockingCall(void)
2371 {
2372 LPWSINFO pwsi = WINSOCK_GetIData();
2373
2374 TRACE("(%08x)\n", (unsigned)pwsi);
2375
2376 if( pwsi ) return 0;
2377 return SOCKET_ERROR;
2378 }
2379
2380
2381 /***********************************************************************
2382 * WSASetBlockingHook16() (WINSOCK.109)
2383 */
2384 FARPROC16 WINAPI WSASetBlockingHook16(FARPROC16 lpBlockFunc)
2385 {
2386 FARPROC16 prev;
2387 LPWSINFO pwsi = WINSOCK_GetIData();
2388
2389 TRACE("(%08x): hook %08x\n",
2390 (unsigned)pwsi, (unsigned) lpBlockFunc);
2391 if( pwsi )
2392 {
2393 prev = (FARPROC16)pwsi->blocking_hook;
2394 pwsi->blocking_hook = (DWORD)lpBlockFunc;
2395 pwsi->flags &= ~WSI_BLOCKINGHOOK;
2396 return prev;
2397 }
2398 return 0;
2399 }
2400
2401
2402 /***********************************************************************
2403 * WSASetBlockingHook()
2404 */
2405 FARPROC WINAPI WSASetBlockingHook(FARPROC lpBlockFunc)
2406 {
2407 FARPROC prev;
2408 LPWSINFO pwsi = WINSOCK_GetIData();
2409
2410 TRACE("(%08x): hook %08x\n",
2411 (unsigned)pwsi, (unsigned) lpBlockFunc);
2412 if( pwsi ) {
2413 prev = (FARPROC)pwsi->blocking_hook;
2414 pwsi->blocking_hook = (DWORD)lpBlockFunc;
2415 pwsi->flags |= WSI_BLOCKINGHOOK;
2416 return prev;
2417 }
2418 return NULL;
2419 }
2420
2421
2422 /***********************************************************************
2423 * WSAUnhookBlockingHook16() (WINSOCK.110)
2424 */
2425 INT16 WINAPI WSAUnhookBlockingHook16(void)
2426 {
2427 LPWSINFO pwsi = WINSOCK_GetIData();
2428
2429 TRACE("(%08x)\n", (unsigned)pwsi);
2430 if( pwsi ) return (INT16)(pwsi->blocking_hook = 0);
2431 return SOCKET_ERROR;
2432 }
2433
2434
2435 /***********************************************************************
2436 * WSAUnhookBlockingHook()
2437 */
2438 INT WINAPI WSAUnhookBlockingHook(void)
2439 {
2440 LPWSINFO pwsi = WINSOCK_GetIData();
2441
2442 TRACE("(%08x)\n", (unsigned)pwsi);
2443 if( pwsi )
2444 {
2445 pwsi->blocking_hook = 0;
2446 pwsi->flags &= ~WSI_BLOCKINGHOOK;
2447 return 0;
2448 }
2449 return SOCKET_ERROR;
2450 }
2451
2452 /*
2453 * TCP/IP action codes.
2454 */
2455
2456
2457 #define WSCNTL_TCPIP_QUERY_INFO 0x00000000
2458 #define WSCNTL_TCPIP_SET_INFO 0x00000001
2459 #define WSCNTL_TCPIP_ICMP_ECHO 0x00000002
2460 #define WSCNTL_TCPIP_TEST 0x00000003
2461
2462
2463 /***********************************************************************
2464 * WsControl()
2465 *
2466 * WsControl seems to be an undocumented Win95 function. A lot of
2467 * discussion about WsControl can be found on the net, e.g.
2468 * Subject: Re: WSOCK32.DLL WsControl Exported Function
2469 * From: "Peter Rindfuss" <rindfuss-s@medea.wz-berlin.de>
2470 * Date: 1997/08/17
2471 */
2472
2473 DWORD WINAPI WsControl(DWORD protocoll,DWORD action,
2474 LPVOID inbuf,LPDWORD inbuflen,
2475 LPVOID outbuf,LPDWORD outbuflen)
2476 {
2477
2478 switch (action) {
2479 case WSCNTL_TCPIP_ICMP_ECHO:
2480 {
2481 unsigned int addr = *(unsigned int*)inbuf;
2482 #if 0
2483 int timeout= *(unsigned int*)(inbuf+4);
2484 short x1 = *(unsigned short*)(inbuf+8);
2485 short sendbufsize = *(unsigned short*)(inbuf+10);
2486 char x2 = *(unsigned char*)(inbuf+12);
2487 char ttl = *(unsigned char*)(inbuf+13);
2488 char service = *(unsigned char*)(inbuf+14);
2489 char type= *(unsigned char*)(inbuf+15); /* 0x2: don't fragment*/
2490 #endif
2491
2492 FIXME("(ICMP_ECHO) to 0x%08x stub \n", addr);
2493 break;
2494 }
2495 default:
2496 FIXME("(%lx,%lx,%p,%p,%p,%p) stub\n",
2497 protocoll,action,inbuf,inbuflen,outbuf,outbuflen);
2498 }
2499 return FALSE;
2500 }
2501 /*********************************************************
2502 * WS_s_perror WSOCK32.1108
2503 */
2504 void WINAPI WS_s_perror(LPCSTR message)
2505 {
2506 FIXME("(%s): stub\n",message);
2507 return;
2508 }
2509
2510
2511 /* ----------------------------------- end of API stuff */
2512
2513 /* ----------------------------------- helper functions -
2514 *
2515 * TODO: Merge WS_dup_..() stuff into one function that
2516 * would operate with a generic structure containing internal
2517 * pointers (via a template of some kind).
2518 */
2519
2520 static int list_size(char** l, int item_size)
2521 {
2522 int i,j = 0;
2523 if(l)
2524 { for(i=0;l[i];i++)
2525 j += (item_size) ? item_size : strlen(l[i]) + 1;
2526 j += (i + 1) * sizeof(char*); }
2527 return j;
2528 }
2529
2530 static int list_dup(char** l_src, char* ref, char* base, int item_size)
2531 {
2532 /* base is either either equal to ref or 0 or SEGPTR */
2533
2534 char* p = ref;
2535 char** l_to = (char**)ref;
2536 int i,j,k;
2537
2538 for(j=0;l_src[j];j++) ;
2539 p += (j + 1) * sizeof(char*);
2540 for(i=0;i<j;i++)
2541 { l_to[i] = base + (p - ref);
2542 k = ( item_size ) ? item_size : strlen(l_src[i]) + 1;
2543 memcpy(p, l_src[i], k); p += k; }
2544 l_to[i] = NULL;
2545 return (p - ref);
2546 }
2547
2548 /* ----- hostent */
2549
2550 static int hostent_size(struct hostent* p_he)
2551 {
2552 int size = 0;
2553 if( p_he )
2554 { size = sizeof(struct hostent);
2555 size += strlen(p_he->h_name) + 1;
2556 size += list_size(p_he->h_aliases, 0);
2557 size += list_size(p_he->h_addr_list, p_he->h_length ); }
2558 return size;
2559 }
2560
2561 int WS_dup_he(LPWSINFO pwsi, struct hostent* p_he, int flag)
2562 {
2563 /* Convert hostent structure into ws_hostent so that the data fits
2564 * into pwsi->buffer. Internal pointers can be linear, SEGPTR, or
2565 * relative to pwsi->buffer depending on "flag" value. Returns size
2566 * of the data copied (also in the pwsi->buflen).
2567 */
2568
2569 int size = hostent_size(p_he);
2570
2571 if( size )
2572 {
2573 struct ws_hostent* p_to;
2574 char* p_name,*p_aliases,*p_addr,*p_base,*p;
2575
2576 _check_buffer_he(pwsi, size);
2577 p_to = (struct ws_hostent*)pwsi->he;
2578 p = (char*)pwsi->he;
2579 p_base = (flag & WS_DUP_OFFSET) ? NULL
2580 : ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
2581 p += sizeof(struct ws_hostent);
2582 p_name = p;
2583 strcpy(p, p_he->h_name); p += strlen(p) + 1;
2584 p_aliases = p;
2585 p += list_dup(p_he->h_aliases, p, p_base + (p - (char*)pwsi->he), 0);
2586 p_addr = p;
2587 list_dup(p_he->h_addr_list, p, p_base + (p - (char*)pwsi->he), p_he->h_length);
2588
2589 p_to->h_addrtype = (INT16)p_he->h_addrtype;
2590 p_to->h_length = (INT16)p_he->h_length;
2591 p_to->h_name = (SEGPTR)(p_base + (p_name - (char*)pwsi->he));
2592 p_to->h_aliases = (SEGPTR)(p_base + (p_aliases - (char*)pwsi->he));
2593 p_to->h_addr_list = (SEGPTR)(p_base + (p_addr - (char*)pwsi->he));
2594
2595 size += (sizeof(struct ws_hostent) - sizeof(struct hostent));
2596 }
2597 return size;
2598 }
2599
2600 /* ----- protoent */
2601
2602 static int protoent_size(struct protoent* p_pe)
2603 {
2604 int size = 0;
2605 if( p_pe )
2606 { size = sizeof(struct protoent);
2607 size += strlen(p_pe->p_name) + 1;
2608 size += list_size(p_pe->p_aliases, 0); }
2609 return size;
2610 }
2611
2612 int WS_dup_pe(LPWSINFO pwsi, struct protoent* p_pe, int flag)
2613 {
2614 int size = protoent_size(p_pe);
2615 if( size )
2616 {
2617 struct ws_protoent* p_to;
2618 char* p_name,*p_aliases,*p_base,*p;
2619
2620 _check_buffer_pe(pwsi, size);
2621 p_to = (struct ws_protoent*)pwsi->pe;
2622 p = (char*)pwsi->pe;
2623 p_base = (flag & WS_DUP_OFFSET) ? NULL
2624 : ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
2625 p += sizeof(struct ws_protoent);
2626 p_name = p;
2627 strcpy(p, p_pe->p_name); p += strlen(p) + 1;
2628 p_aliases = p;
2629 list_dup(p_pe->p_aliases, p, p_base + (p - (char*)pwsi->pe), 0);
2630
2631 p_to->p_proto = (INT16)p_pe->p_proto;
2632 p_to->p_name = (SEGPTR)(p_base) + (p_name - (char*)pwsi->pe);
2633 p_to->p_aliases = (SEGPTR)((p_base) + (p_aliases - (char*)pwsi->pe));
2634
2635 size += (sizeof(struct ws_protoent) - sizeof(struct protoent));
2636 }
2637 return size;
2638 }
2639
2640 /* ----- servent */
2641
2642 static int servent_size(struct servent* p_se)
2643 {
2644 int size = 0;
2645 if( p_se )
2646 { size += sizeof(struct servent);
2647 size += strlen(p_se->s_proto) + strlen(p_se->s_name) + 2;
2648 size += list_size(p_se->s_aliases, 0); }
2649 return size;
2650 }
2651
2652 int WS_dup_se(LPWSINFO pwsi, struct servent* p_se, int flag)
2653 {
2654 int size = servent_size(p_se);
2655 if( size )
2656 {
2657 struct ws_servent* p_to;
2658 char* p_name,*p_aliases,*p_proto,*p_base,*p;
2659
2660 _check_buffer_se(pwsi, size);
2661 p_to = (struct ws_servent*)pwsi->se;
2662 p = (char*)pwsi->se;
2663 p_base = (flag & WS_DUP_OFFSET) ? NULL
2664 : ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
2665 p += sizeof(struct ws_servent);
2666 p_name = p;
2667 strcpy(p, p_se->s_name); p += strlen(p) + 1;
2668 p_proto = p;
2669 strcpy(p, p_se->s_proto); p += strlen(p) + 1;
2670 p_aliases = p;
2671 list_dup(p_se->s_aliases, p, p_base + (p - (char*)pwsi->se), 0);
2672
2673 p_to->s_port = (INT16)p_se->s_port;
2674 p_to->s_name = (SEGPTR)(p_base + (p_name - (char*)pwsi->se));
2675 p_to->s_proto = (SEGPTR)(p_base + (p_proto - (char*)pwsi->se));
2676 p_to->s_aliases = (SEGPTR)(p_base + (p_aliases - (char*)pwsi->se));
2677
2678 size += (sizeof(struct ws_servent) - sizeof(struct servent));
2679 }
2680 return size;
2681 }
2682
2683 /* ----------------------------------- error handling */
2684
2685 UINT16 wsaErrno(void)
2686 {
2687 int loc_errno = errno;
2688 #ifdef HAVE_STRERROR
2689 WARN("errno %d, (%s).\n", loc_errno, strerror(loc_errno));
2690 #else
2691 WARN("errno %d\n", loc_errno);
2692 #endif
2693
2694 switch(loc_errno)
2695 {
2696 case EINTR: return WSAEINTR;
2697 case EBADF: return WSAEBADF;
2698 case EPERM:
2699 case EACCES: return WSAEACCES;
2700 case EFAULT: return WSAEFAULT;
2701 case EINVAL: return WSAEINVAL;
2702 case EMFILE: return WSAEMFILE;
2703 case EWOULDBLOCK: return WSAEWOULDBLOCK;
2704 case EINPROGRESS: return WSAEINPROGRESS;
2705 case EALREADY: return WSAEALREADY;
2706 case ENOTSOCK: return WSAENOTSOCK;
2707 case EDESTADDRREQ: return WSAEDESTADDRREQ;
2708 case EMSGSIZE: return WSAEMSGSIZE;
2709 case EPROTOTYPE: return WSAEPROTOTYPE;
2710 case ENOPROTOOPT: return WSAENOPROTOOPT;
2711 case EPROTONOSUPPORT: return WSAEPROTONOSUPPORT;
2712 case ESOCKTNOSUPPORT: return WSAESOCKTNOSUPPORT;
2713 case EOPNOTSUPP: return WSAEOPNOTSUPP;
2714 case EPFNOSUPPORT: return WSAEPFNOSUPPORT;
2715 case EAFNOSUPPORT: return WSAEAFNOSUPPORT;
2716 case EADDRINUSE: return WSAEADDRINUSE;
2717 case EADDRNOTAVAIL: return WSAEADDRNOTAVAIL;
2718 case ENETDOWN: return WSAENETDOWN;
2719 case ENETUNREACH: return WSAENETUNREACH;
2720 case ENETRESET: return WSAENETRESET;
2721 case ECONNABORTED: return WSAECONNABORTED;
2722 case EPIPE:
2723 case ECONNRESET: return WSAECONNRESET;
2724 case ENOBUFS: return WSAENOBUFS;
2725 case EISCONN: return WSAEISCONN;
2726 case ENOTCONN: return WSAENOTCONN;
2727 case ESHUTDOWN: return WSAESHUTDOWN;
2728 case ETOOMANYREFS: return WSAETOOMANYREFS;
2729 case ETIMEDOUT: return WSAETIMEDOUT;
2730 case ECONNREFUSED: return WSAECONNREFUSED;
2731 case ELOOP: return WSAELOOP;
2732 case ENAMETOOLONG: return WSAENAMETOOLONG;
2733 case EHOSTDOWN: return WSAEHOSTDOWN;
2734 case EHOSTUNREACH: return WSAEHOSTUNREACH;
2735 case ENOTEMPTY: return WSAENOTEMPTY;
2736 #ifdef EPROCLIM
2737 case EPROCLIM: return WSAEPROCLIM;
2738 #endif
2739 #ifdef EUSERS
2740 case EUSERS: return WSAEUSERS;
2741 #endif
2742 #ifdef EDQUOT
2743 case EDQUOT: return WSAEDQUOT;
2744 #endif
2745 #ifdef ESTALE
2746 case ESTALE: return WSAESTALE;
2747 #endif
2748 #ifdef EREMOTE
2749 case EREMOTE: return WSAEREMOTE;
2750 #endif
2751
2752 /* just in case we ever get here and there are no problems */
2753 case 0: return 0;
2754 default:
2755 WARN("Unknown errno %d!\n", loc_errno);
2756 return WSAEOPNOTSUPP;
2757 }
2758 }
2759
2760 UINT16 wsaHerrno(void)
2761 {
2762 int loc_errno = h_errno;
2763
2764 WARN("h_errno %d.\n", loc_errno);
2765
2766 switch(loc_errno)
2767 {
2768 case HOST_NOT_FOUND: return WSAHOST_NOT_FOUND;
2769 case TRY_AGAIN: return WSATRY_AGAIN;
2770 case NO_RECOVERY: return WSANO_RECOVERY;
2771 case NO_DATA: return WSANO_DATA;
2772
2773 case 0: return 0;
2774 default:
2775 WARN("Unknown h_errno %d!\n", loc_errno);
2776 return WSAEOPNOTSUPP;
2777 }
2778 }
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