dlls/ws2_32/socket.c

   1 /*
   2  * based on Windows Sockets 1.1 specs
   3  *
   4  * Copyright (C) 1993,1994,1996,1997 John Brezak, Erik Bos, Alex Korobka.
   5  * Copyright (C) 2005 Marcus Meissner
   6  * Copyright (C) 2006-2008 Kai Blin
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  *
  22  * NOTE: If you make any changes to fix a particular app, make sure
  23  * they don't break something else like Netscape or telnet and ftp
  24  * clients and servers (www.winsite.com got a lot of those).
  25  */
  26
  27 #include "config.h"
  28 #include "wine/port.h"
  29
  30 #include <stdarg.h>
  31 #include <stdio.h>
  32 #include <string.h>
  33 #include <sys/types.h>
  34 #ifdef HAVE_SYS_IPC_H
  35 # include <sys/ipc.h>
  36 #endif
  37 #ifdef HAVE_SYS_IOCTL_H
  38 # include <sys/ioctl.h>
  39 #endif
  40 #ifdef HAVE_SYS_FILIO_H
  41 # include <sys/filio.h>
  42 #endif
  43 #ifdef HAVE_SYS_SOCKIO_H
  44 # include <sys/sockio.h>
  45 #endif
  46
  47 #if defined(__EMX__)
  48 # include <sys/so_ioctl.h>
  49 #endif
  50
  51 #ifdef HAVE_SYS_PARAM_H
  52 # include <sys/param.h>
  53 #endif
  54
  55 #ifdef HAVE_SYS_MSG_H
  56 # include <sys/msg.h>
  57 #endif
  58 #ifdef HAVE_SYS_WAIT_H
  59 # include <sys/wait.h>
  60 #endif
  61 #ifdef HAVE_SYS_UIO_H
  62 # include <sys/uio.h>
  63 #endif
  64 #ifdef HAVE_SYS_SOCKET_H
  65 #include <sys/socket.h>
  66 #endif
  67 #ifdef HAVE_NETINET_IN_H
  68 # include <netinet/in.h>
  69 #endif
  70 #ifdef HAVE_NETINET_TCP_H
  71 # include <netinet/tcp.h>
  72 #endif
  73 #ifdef HAVE_ARPA_INET_H
  74 # include <arpa/inet.h>
  75 #endif
  76 #include <ctype.h>
  77 #include <fcntl.h>
  78 #include <errno.h>
  79 #ifdef HAVE_SYS_ERRNO_H
  80 #include <sys/errno.h>
  81 #endif
  82 #ifdef HAVE_NETDB_H
  83 #include <netdb.h>
  84 #endif
  85 #ifdef HAVE_UNISTD_H
  86 # include <unistd.h>
  87 #endif
  88 #include <stdlib.h>
  89 #ifdef HAVE_ARPA_NAMESER_H
  90 # include <arpa/nameser.h>
  91 #endif
  92 #ifdef HAVE_RESOLV_H
  93 # include <resolv.h>
  94 #endif
  95 #ifdef HAVE_NET_IF_H
  96 # include <net/if.h>
  97 #endif
  98
  99 #ifdef HAVE_NETIPX_IPX_H
 100 # include <netipx/ipx.h>
 101 # define HAVE_IPX
 102 #elif defined(HAVE_LINUX_IPX_H)
 103 # ifdef HAVE_ASM_TYPES_H
 104 #  include <asm/types.h>
 105 # endif
 106 # include <linux/ipx.h>
 107 # define HAVE_IPX
 108 #endif
 109
 110 #ifdef HAVE_POLL_H
 111 #include <poll.h>
 112 #endif
 113 #ifdef HAVE_SYS_POLL_H
 114 # include <sys/poll.h>
 115 #endif
 116 #ifdef HAVE_SYS_TIME_H
 117 # include <sys/time.h>
 118 #endif
 119
 120 #define NONAMELESSUNION
 121 #define NONAMELESSSTRUCT
 122 #include "ntstatus.h"
 123 #define WIN32_NO_STATUS
 124 #include "windef.h"
 125 #include "winbase.h"
 126 #include "wingdi.h"
 127 #include "winuser.h"
 128 #include "winerror.h"
 129 #include "winnls.h"
 130 #include "winsock2.h"
 131 #include "mswsock.h"
 132 #include "ws2tcpip.h"
 133 #include "ws2spi.h"
 134 #include "wsipx.h"
 135 #include "winnt.h"
 136 #include "iphlpapi.h"
 137 #include "wine/server.h"
 138 #include "wine/debug.h"
 139 #include "wine/unicode.h"
 140
 141 #ifdef HAVE_IPX
 142 # include "wsnwlink.h"
 143 #endif
 144
 145
 146 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
 147 # define sipx_network    sipx_addr.x_net
 148 # define sipx_node       sipx_addr.x_host.c_host
 149 #endif  /* __FreeBSD__ */
 150
 151 #ifndef INADDR_NONE
 152 #define INADDR_NONE ~0UL
 153 #endif
 154
 155 WINE_DEFAULT_DEBUG_CHANNEL(winsock);
 156
 157 /* critical section to protect some non-reentrant net function */
 158 extern CRITICAL_SECTION csWSgetXXXbyYYY;
 159
 160 union generic_unix_sockaddr
 161 {
 162     struct sockaddr addr;
 163     char data[128];  /* should be big enough for all families */
 164 };
 165
 166 static inline const char *debugstr_sockaddr( const struct WS_sockaddr *a )
 167 {
 168     if (!a) return "(nil)";
 169     return wine_dbg_sprintf("{ family %d, address %s, port %d }",
 170                             ((const struct sockaddr_in *)a)->sin_family,
 171                             inet_ntoa(((const struct sockaddr_in *)a)->sin_addr),
 172                             ntohs(((const struct sockaddr_in *)a)->sin_port));
 173 }
 174
 175 /* HANDLE<->SOCKET conversion (SOCKET is UINT_PTR). */
 176 #define SOCKET2HANDLE(s) ((HANDLE)(s))
 177 #define HANDLE2SOCKET(h) ((SOCKET)(h))
 178
 179 /****************************************************************
 180  * Async IO declarations
 181  ****************************************************************/
 182
 183 typedef struct ws2_async
 184 {
 185     HANDLE                              hSocket;
 186     int                                 type;
 187     LPWSAOVERLAPPED                     user_overlapped;
 188     LPWSAOVERLAPPED_COMPLETION_ROUTINE  completion_func;
 189     IO_STATUS_BLOCK                     local_iosb;
 190     struct iovec                        iovec[WS_MSG_MAXIOVLEN];
 191     int                                 n_iovecs;
 192     struct WS_sockaddr                  *addr;
 193     union
 194     {
 195         int val;     /* for send operations */
 196         int *ptr;    /* for recv operations */
 197     }                                   addrlen;
 198     DWORD                               flags;
 199 } ws2_async;
 200
 201 /****************************************************************/
 202
 203 /* ----------------------------------- internal data */
 204
 205 /* ws_... struct conversion flags */
 206
 207 typedef struct          /* WSAAsyncSelect() control struct */
 208 {
 209   HANDLE      service, event, sock;
 210   HWND        hWnd;
 211   UINT        uMsg;
 212   LONG        lEvent;
 213 } ws_select_info;
 214
 215 #define WS_MAX_SOCKETS_PER_PROCESS      128     /* reasonable guess */
 216 #define WS_MAX_UDP_DATAGRAM             1024
 217 static INT WINAPI WSA_DefaultBlockingHook( FARPROC x );
 218
 219 /* hostent's, servent's and protent's are stored in one buffer per thread,
 220  * as documented on MSDN for the functions that return any of the buffers */
 221 struct per_thread_data
 222 {
 223     int opentype;
 224     struct WS_hostent *he_buffer;
 225     struct WS_servent *se_buffer;
 226     struct WS_protoent *pe_buffer;
 227     int he_len;
 228     int se_len;
 229     int pe_len;
 230 };
 231
 232 static INT num_startup;          /* reference counter */
 233 static FARPROC blocking_hook = (FARPROC)WSA_DefaultBlockingHook;
 234
 235 /* function prototypes */
 236 static struct WS_hostent *WS_dup_he(const struct hostent* p_he);
 237 static struct WS_protoent *WS_dup_pe(const struct protoent* p_pe);
 238 static struct WS_servent *WS_dup_se(const struct servent* p_se);
 239
 240 int WSAIOCTL_GetInterfaceCount(void);
 241 int WSAIOCTL_GetInterfaceName(int intNumber, char *intName);
 242
 243 UINT wsaErrno(void);
 244 UINT wsaHerrno(int errnr);
 245
 246 #define MAP_OPTION(opt) { WS_##opt, opt }
 247
 248 static const int ws_sock_map[][2] =
 249 {
 250     MAP_OPTION( SO_DEBUG ),
 251     MAP_OPTION( SO_ACCEPTCONN ),
 252     MAP_OPTION( SO_REUSEADDR ),
 253     MAP_OPTION( SO_KEEPALIVE ),
 254     MAP_OPTION( SO_DONTROUTE ),
 255     MAP_OPTION( SO_BROADCAST ),
 256     MAP_OPTION( SO_LINGER ),
 257     MAP_OPTION( SO_OOBINLINE ),
 258     MAP_OPTION( SO_SNDBUF ),
 259     MAP_OPTION( SO_RCVBUF ),
 260     MAP_OPTION( SO_ERROR ),
 261     MAP_OPTION( SO_TYPE ),
 262 #ifdef SO_RCVTIMEO
 263     MAP_OPTION( SO_RCVTIMEO ),
 264 #endif
 265 #ifdef SO_SNDTIMEO
 266     MAP_OPTION( SO_SNDTIMEO ),
 267 #endif
 268 };
 269
 270 static const int ws_tcp_map[][2] =
 271 {
 272 #ifdef TCP_NODELAY
 273     MAP_OPTION( TCP_NODELAY ),
 274 #endif
 275 };
 276
 277 static const int ws_ip_map[][2] =
 278 {
 279     MAP_OPTION( IP_MULTICAST_IF ),
 280     MAP_OPTION( IP_MULTICAST_TTL ),
 281     MAP_OPTION( IP_MULTICAST_LOOP ),
 282     MAP_OPTION( IP_ADD_MEMBERSHIP ),
 283     MAP_OPTION( IP_DROP_MEMBERSHIP ),
 284     MAP_OPTION( IP_OPTIONS ),
 285 #ifdef IP_HDRINCL
 286     MAP_OPTION( IP_HDRINCL ),
 287 #endif
 288     MAP_OPTION( IP_TOS ),
 289     MAP_OPTION( IP_TTL ),
 290 };
 291
 292 static const int ws_af_map[][2] =
 293 {
 294     MAP_OPTION( AF_UNSPEC ),
 295     MAP_OPTION( AF_INET ),
 296     MAP_OPTION( AF_INET6 ),
 297 #ifdef HAVE_IPX
 298     MAP_OPTION( AF_IPX ),
 299 #endif
 300 };
 301
 302 static const int ws_socktype_map[][2] =
 303 {
 304     MAP_OPTION( SOCK_DGRAM ),
 305     MAP_OPTION( SOCK_STREAM ),
 306     MAP_OPTION( SOCK_RAW ),
 307 };
 308
 309 static const int ws_proto_map[][2] =
 310 {
 311     MAP_OPTION( IPPROTO_IP ),
 312     MAP_OPTION( IPPROTO_TCP ),
 313     MAP_OPTION( IPPROTO_UDP ),
 314     MAP_OPTION( IPPROTO_ICMP ),
 315     MAP_OPTION( IPPROTO_IGMP ),
 316     MAP_OPTION( IPPROTO_RAW ),
 317 };
 318
 319 static const int ws_aiflag_map[][2] =
 320 {
 321     MAP_OPTION( AI_PASSIVE ),
 322     MAP_OPTION( AI_CANONNAME ),
 323     MAP_OPTION( AI_NUMERICHOST ),
 324     /* Linux/UNIX knows a lot more. But Windows only
 325      * has 3 as far as I could see. -Marcus
 326      */
 327 };
 328
 329 static const int ws_niflag_map[][2] =
 330 {
 331     MAP_OPTION( NI_NOFQDN ),
 332     MAP_OPTION( NI_NUMERICHOST ),
 333     MAP_OPTION( NI_NAMEREQD ),
 334     MAP_OPTION( NI_NUMERICSERV ),
 335     MAP_OPTION( NI_DGRAM ),
 336 };
 337
 338 static const int ws_eai_map[][2] =
 339 {
 340     MAP_OPTION( EAI_AGAIN ),
 341     MAP_OPTION( EAI_BADFLAGS ),
 342     MAP_OPTION( EAI_FAIL ),
 343     MAP_OPTION( EAI_FAMILY ),
 344     MAP_OPTION( EAI_MEMORY ),
 345 /* Note: EAI_NODATA is deprecated, but still
 346  * used by Windows and Linux... We map the newer
 347  * EAI_NONAME to EAI_NODATA for now until Windows
 348  * changes too.
 349  */
 350 #ifdef EAI_NODATA
 351     MAP_OPTION( EAI_NODATA ),
 352 #endif
 353 #ifdef EAI_NONAME
 354     { WS_EAI_NODATA, EAI_NONAME },
 355 #endif
 356
 357     MAP_OPTION( EAI_SERVICE ),
 358     MAP_OPTION( EAI_SOCKTYPE ),
 359     { 0, 0 }
 360 };
 361
 362 static const char magic_loopback_addr[] = {127, 12, 34, 56};
 363
 364 static inline DWORD NtStatusToWSAError( const DWORD status )
 365 {
 366     /* We only need to cover the status codes set by server async request handling */
 367     DWORD wserr;
 368     switch ( status )
 369     {
 370     case STATUS_SUCCESS:              wserr = 0;                     break;
 371     case STATUS_PENDING:              wserr = WSA_IO_PENDING;        break;
 372     case STATUS_OBJECT_TYPE_MISMATCH: wserr = WSAENOTSOCK;           break;
 373     case STATUS_INVALID_HANDLE:       wserr = WSAEBADF;              break;
 374     case STATUS_INVALID_PARAMETER:    wserr = WSAEINVAL;             break;
 375     case STATUS_PIPE_DISCONNECTED:    wserr = WSAESHUTDOWN;          break;
 376     case STATUS_CANCELLED:            wserr = WSA_OPERATION_ABORTED; break;
 377     case STATUS_TIMEOUT:              wserr = WSAETIMEDOUT;          break;
 378     case STATUS_NO_MEMORY:            wserr = WSAEFAULT;             break;
 379     default:
 380         if ( status >= WSABASEERR && status <= WSABASEERR+1004 )
 381             /* It is not an NT status code but a winsock error */
 382             wserr = status;
 383         else
 384         {
 385             wserr = RtlNtStatusToDosError( status );
 386             FIXME( "Status code %08x converted to DOS error code %x\n", status, wserr );
 387         }
 388     }
 389     return wserr;
 390 }
 391
 392 /* set last error code from NT status without mapping WSA errors */
 393 static inline unsigned int set_error( unsigned int err )
 394 {
 395     if (err)
 396     {
 397         err = NtStatusToWSAError( err );
 398         SetLastError( err );
 399     }
 400     return err;
 401 }
 402
 403 static inline int get_sock_fd( SOCKET s, DWORD access, unsigned int *options )
 404 {
 405     int fd;
 406     if (set_error( wine_server_handle_to_fd( SOCKET2HANDLE(s), access, &fd, options ) ))
 407         return -1;
 408     return fd;
 409 }
 410
 411 static inline void release_sock_fd( SOCKET s, int fd )
 412 {
 413     wine_server_release_fd( SOCKET2HANDLE(s), fd );
 414 }
 415
 416 static void _enable_event( HANDLE s, unsigned int event,
 417                            unsigned int sstate, unsigned int cstate )
 418 {
 419     SERVER_START_REQ( enable_socket_event )
 420     {
 421         req->handle = s;
 422         req->mask   = event;
 423         req->sstate = sstate;
 424         req->cstate = cstate;
 425         wine_server_call( req );
 426     }
 427     SERVER_END_REQ;
 428 }
 429
 430 static int _is_blocking(SOCKET s)
 431 {
 432     int ret;
 433     SERVER_START_REQ( get_socket_event )
 434     {
 435         req->handle  = SOCKET2HANDLE(s);
 436         req->service = FALSE;
 437         req->c_event = 0;
 438         wine_server_call( req );
 439         ret = (reply->state & FD_WINE_NONBLOCKING) == 0;
 440     }
 441     SERVER_END_REQ;
 442     return ret;
 443 }
 444
 445 static unsigned int _get_sock_mask(SOCKET s)
 446 {
 447     unsigned int ret;
 448     SERVER_START_REQ( get_socket_event )
 449     {
 450         req->handle  = SOCKET2HANDLE(s);
 451         req->service = FALSE;
 452         req->c_event = 0;
 453         wine_server_call( req );
 454         ret = reply->mask;
 455     }
 456     SERVER_END_REQ;
 457     return ret;
 458 }
 459
 460 static void _sync_sock_state(SOCKET s)
 461 {
 462     /* do a dummy wineserver request in order to let
 463        the wineserver run through its select loop once */
 464     (void)_is_blocking(s);
 465 }
 466
 467 static int _get_sock_error(SOCKET s, unsigned int bit)
 468 {
 469     int events[FD_MAX_EVENTS];
 470
 471     SERVER_START_REQ( get_socket_event )
 472     {
 473         req->handle  = SOCKET2HANDLE(s);
 474         req->service = FALSE;
 475         req->c_event = 0;
 476         wine_server_set_reply( req, events, sizeof(events) );
 477         wine_server_call( req );
 478     }
 479     SERVER_END_REQ;
 480     return events[bit];
 481 }
 482
 483 static struct per_thread_data *get_per_thread_data(void)
 484 {
 485     struct per_thread_data * ptb = NtCurrentTeb()->WinSockData;
 486     /* lazy initialization */
 487     if (!ptb)
 488     {
 489         ptb = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ptb) );
 490         NtCurrentTeb()->WinSockData = ptb;
 491     }
 492     return ptb;
 493 }
 494
 495 static void free_per_thread_data(void)
 496 {
 497     struct per_thread_data * ptb = NtCurrentTeb()->WinSockData;
 498
 499     if (!ptb) return;
 500
 501     /* delete scratch buffers */
 502     HeapFree( GetProcessHeap(), 0, ptb->he_buffer );
 503     HeapFree( GetProcessHeap(), 0, ptb->se_buffer );
 504     HeapFree( GetProcessHeap(), 0, ptb->pe_buffer );
 505     ptb->he_buffer = NULL;
 506     ptb->se_buffer = NULL;
 507     ptb->pe_buffer = NULL;
 508
 509     HeapFree( GetProcessHeap(), 0, ptb );
 510     NtCurrentTeb()->WinSockData = NULL;
 511 }
 512
 513 /***********************************************************************
 514  *              DllMain (WS2_32.init)
 515  */
 516 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID fImpLoad)
 517 {
 518     TRACE("%p 0x%x %p\n", hInstDLL, fdwReason, fImpLoad);
 519     switch (fdwReason) {
 520     case DLL_PROCESS_ATTACH:
 521         break;
 522     case DLL_PROCESS_DETACH:
 523         free_per_thread_data();
 524         num_startup = 0;
 525         break;
 526     case DLL_THREAD_DETACH:
 527         free_per_thread_data();
 528         break;
 529     }
 530     return TRUE;
 531 }
 532
 533 /***********************************************************************
 534  *          convert_sockopt()
 535  *
 536  * Converts socket flags from Windows format.
 537  * Return 1 if converted, 0 if not (error).
 538  */
 539 static int convert_sockopt(INT *level, INT *optname)
 540 {
 541   int i;
 542   switch (*level)
 543   {
 544      case WS_SOL_SOCKET:
 545         *level = SOL_SOCKET;
 546         for(i=0; i<sizeof(ws_sock_map)/sizeof(ws_sock_map[0]); i++) {
 547             if( ws_sock_map[i][0] == *optname )
 548             {
 549                 *optname = ws_sock_map[i][1];
 550                 return 1;
 551             }
 552         }
 553         FIXME("Unknown SOL_SOCKET optname 0x%x\n", *optname);
 554         break;
 555      case WS_IPPROTO_TCP:
 556         *level = IPPROTO_TCP;
 557         for(i=0; i<sizeof(ws_tcp_map)/sizeof(ws_tcp_map[0]); i++) {
 558             if ( ws_tcp_map[i][0] == *optname )
 559             {
 560                 *optname = ws_tcp_map[i][1];
 561                 return 1;
 562             }
 563         }
 564         FIXME("Unknown IPPROTO_TCP optname 0x%x\n", *optname);
 565         break;
 566      case WS_IPPROTO_IP:
 567         *level = IPPROTO_IP;
 568         for(i=0; i<sizeof(ws_ip_map)/sizeof(ws_ip_map[0]); i++) {
 569             if (ws_ip_map[i][0] == *optname )
 570             {
 571                 *optname = ws_ip_map[i][1];
 572                 return 1;
 573             }
 574         }
 575         FIXME("Unknown IPPROTO_IP optname 0x%x\n", *optname);
 576         break;
 577      default: FIXME("Unimplemented or unknown socket level\n");
 578   }
 579   return 0;
 580 }
 581
 582 static inline BOOL is_timeout_option( int optname )
 583 {
 584 #ifdef SO_RCVTIMEO
 585     if (optname == SO_RCVTIMEO) return TRUE;
 586 #endif
 587 #ifdef SO_SNDTIMEO
 588     if (optname == SO_SNDTIMEO) return TRUE;
 589 #endif
 590     return FALSE;
 591 }
 592
 593 /* ----------------------------------- Per-thread info (or per-process?) */
 594
 595 static char *strdup_lower(const char *str)
 596 {
 597     int i;
 598     char *ret = HeapAlloc( GetProcessHeap(), 0, strlen(str) + 1 );
 599
 600     if (ret)
 601     {
 602         for (i = 0; str[i]; i++) ret[i] = tolower(str[i]);
 603         ret[i] = 0;
 604     }
 605     else SetLastError(WSAENOBUFS);
 606     return ret;
 607 }
 608
 609 static inline int sock_error_p(int s)
 610 {
 611     unsigned int optval, optlen;
 612
 613     optlen = sizeof(optval);
 614     getsockopt(s, SOL_SOCKET, SO_ERROR, (void *) &optval, &optlen);
 615     if (optval) WARN("\t[%i] error: %d\n", s, optval);
 616     return optval != 0;
 617 }
 618
 619 /* Utility: get the SO_RCVTIMEO or SO_SNDTIMEO socket option
 620  * from an fd and return the value converted to milli seconds
 621  * or -1 if there is an infinite time out */
 622 static inline int get_rcvsnd_timeo( int fd, int optname)
 623 {
 624   struct timeval tv;
 625   unsigned int len = sizeof(tv);
 626   int ret = getsockopt(fd, SOL_SOCKET, optname, &tv, &len);
 627   if( ret >= 0)
 628       ret = tv.tv_sec * 1000 + tv.tv_usec / 1000;
 629   if( ret <= 0 ) /* tv == {0,0} means infinite time out */
 630       return -1;
 631   return ret;
 632 }
 633
 634 /* macro wrappers for portability */
 635 #ifdef SO_RCVTIMEO
 636 #define GET_RCVTIMEO(fd) get_rcvsnd_timeo( (fd), SO_RCVTIMEO)
 637 #else
 638 #define GET_RCVTIMEO(fd) (-1)
 639 #endif
 640
 641 #ifdef SO_SNDTIMEO
 642 #define GET_SNDTIMEO(fd) get_rcvsnd_timeo( (fd), SO_SNDTIMEO)
 643 #else
 644 #define GET_SNDTIMEO(fd) (-1)
 645 #endif
 646
 647 /* utility: given an fd, will block until one of the events occurs */
 648 static inline int do_block( int fd, int events, int timeout )
 649 {
 650   struct pollfd pfd;
 651   int ret;
 652
 653   pfd.fd = fd;
 654   pfd.events = events;
 655
 656   while ((ret = poll(&pfd, 1, timeout)) < 0)
 657   {
 658       if (errno != EINTR)
 659           return -1;
 660   }
 661   if( ret == 0 )
 662       return 0;
 663   return pfd.revents;
 664 }
 665
 666 static int
 667 convert_af_w2u(int windowsaf) {
 668     int i;
 669
 670     for (i=0;i<sizeof(ws_af_map)/sizeof(ws_af_map[0]);i++)
 671         if (ws_af_map[i][0] == windowsaf)
 672             return ws_af_map[i][1];
 673     FIXME("unhandled Windows address family %d\n", windowsaf);
 674     return -1;
 675 }
 676
 677 static int
 678 convert_af_u2w(int unixaf) {
 679     int i;
 680
 681     for (i=0;i<sizeof(ws_af_map)/sizeof(ws_af_map[0]);i++)
 682         if (ws_af_map[i][1] == unixaf)
 683             return ws_af_map[i][0];
 684     FIXME("unhandled UNIX address family %d\n", unixaf);
 685     return -1;
 686 }
 687
 688 static int
 689 convert_proto_w2u(int windowsproto) {
 690     int i;
 691
 692     for (i=0;i<sizeof(ws_proto_map)/sizeof(ws_proto_map[0]);i++)
 693         if (ws_proto_map[i][0] == windowsproto)
 694             return ws_proto_map[i][1];
 695     FIXME("unhandled Windows socket protocol %d\n", windowsproto);
 696     return -1;
 697 }
 698
 699 static int
 700 convert_proto_u2w(int unixproto) {
 701     int i;
 702
 703     for (i=0;i<sizeof(ws_proto_map)/sizeof(ws_proto_map[0]);i++)
 704         if (ws_proto_map[i][1] == unixproto)
 705             return ws_proto_map[i][0];
 706     FIXME("unhandled UNIX socket protocol %d\n", unixproto);
 707     return -1;
 708 }
 709
 710 static int
 711 convert_socktype_w2u(int windowssocktype) {
 712     int i;
 713
 714     for (i=0;i<sizeof(ws_socktype_map)/sizeof(ws_socktype_map[0]);i++)
 715         if (ws_socktype_map[i][0] == windowssocktype)
 716             return ws_socktype_map[i][1];
 717     FIXME("unhandled Windows socket type %d\n", windowssocktype);
 718     return -1;
 719 }
 720
 721 static int
 722 convert_socktype_u2w(int unixsocktype) {
 723     int i;
 724
 725     for (i=0;i<sizeof(ws_socktype_map)/sizeof(ws_socktype_map[0]);i++)
 726         if (ws_socktype_map[i][1] == unixsocktype)
 727             return ws_socktype_map[i][0];
 728     FIXME("unhandled UNIX socket type %d\n", unixsocktype);
 729     return -1;
 730 }
 731
 732 /* ----------------------------------- API -----
 733  *
 734  * Init / cleanup / error checking.
 735  */
 736
 737 /***********************************************************************
 738  *      WSAStartup              (WS2_32.115)
 739  */
 740 int WINAPI WSAStartup(WORD wVersionRequested, LPWSADATA lpWSAData)
 741 {
 742     TRACE("verReq=%x\n", wVersionRequested);
 743
 744     if (LOBYTE(wVersionRequested) < 1)
 745         return WSAVERNOTSUPPORTED;
 746
 747     if (!lpWSAData) return WSAEINVAL;
 748
 749     num_startup++;
 750
 751     /* that's the whole of the negotiation for now */
 752     lpWSAData->wVersion = wVersionRequested;
 753     /* return winsock information */
 754     lpWSAData->wHighVersion = 0x0202;
 755     strcpy(lpWSAData->szDescription, "WinSock 2.0" );
 756     strcpy(lpWSAData->szSystemStatus, "Running" );
 757     lpWSAData->iMaxSockets = WS_MAX_SOCKETS_PER_PROCESS;
 758     lpWSAData->iMaxUdpDg = WS_MAX_UDP_DATAGRAM;
 759     /* don't do anything with lpWSAData->lpVendorInfo */
 760     /* (some apps don't allocate the space for this field) */
 761
 762     TRACE("succeeded\n");
 763     return 0;
 764 }
 765
 766
 767 /***********************************************************************
 768  *      WSACleanup                      (WS2_32.116)
 769  */
 770 INT WINAPI WSACleanup(void)
 771 {
 772     if (num_startup) {
 773         num_startup--;
 774         return 0;
 775     }
 776     SetLastError(WSANOTINITIALISED);
 777     return SOCKET_ERROR;
 778 }
 779
 780
 781 /***********************************************************************
 782  *      WSAGetLastError         (WINSOCK.111)
 783  *      WSAGetLastError         (WS2_32.111)
 784  */
 785 INT WINAPI WSAGetLastError(void)
 786 {
 787         return GetLastError();
 788 }
 789
 790 /***********************************************************************
 791  *      WSASetLastError         (WS2_32.112)
 792  */
 793 void WINAPI WSASetLastError(INT iError) {
 794     SetLastError(iError);
 795 }
 796
 797 static struct WS_hostent *check_buffer_he(int size)
 798 {
 799     struct per_thread_data * ptb = get_per_thread_data();
 800     if (ptb->he_buffer)
 801     {
 802         if (ptb->he_len >= size ) return ptb->he_buffer;
 803         HeapFree( GetProcessHeap(), 0, ptb->he_buffer );
 804     }
 805     ptb->he_buffer = HeapAlloc( GetProcessHeap(), 0, (ptb->he_len = size) );
 806     if (!ptb->he_buffer) SetLastError(WSAENOBUFS);
 807     return ptb->he_buffer;
 808 }
 809
 810 static struct WS_servent *check_buffer_se(int size)
 811 {
 812     struct per_thread_data * ptb = get_per_thread_data();
 813     if (ptb->se_buffer)
 814     {
 815         if (ptb->se_len >= size ) return ptb->se_buffer;
 816         HeapFree( GetProcessHeap(), 0, ptb->se_buffer );
 817     }
 818     ptb->se_buffer = HeapAlloc( GetProcessHeap(), 0, (ptb->se_len = size) );
 819     if (!ptb->se_buffer) SetLastError(WSAENOBUFS);
 820     return ptb->se_buffer;
 821 }
 822
 823 static struct WS_protoent *check_buffer_pe(int size)
 824 {
 825     struct per_thread_data * ptb = get_per_thread_data();
 826     if (ptb->pe_buffer)
 827     {
 828         if (ptb->pe_len >= size ) return ptb->pe_buffer;
 829         HeapFree( GetProcessHeap(), 0, ptb->pe_buffer );
 830     }
 831     ptb->pe_buffer = HeapAlloc( GetProcessHeap(), 0, (ptb->pe_len = size) );
 832     if (!ptb->pe_buffer) SetLastError(WSAENOBUFS);
 833     return ptb->pe_buffer;
 834 }
 835
 836 /* ----------------------------------- i/o APIs */
 837
 838 #ifdef HAVE_IPX
 839 #define SUPPORTED_PF(pf) ((pf)==WS_AF_INET || (pf)== WS_AF_IPX || (pf) == WS_AF_INET6)
 840 #else
 841 #define SUPPORTED_PF(pf) ((pf)==WS_AF_INET || (pf) == WS_AF_INET6)
 842 #endif
 843
 844
 845 /**********************************************************************/
 846
 847 /* Returns the length of the converted address if successful, 0 if it was too small to
 848  * start with.
 849  */
 850 static unsigned int ws_sockaddr_ws2u(const struct WS_sockaddr* wsaddr, int wsaddrlen,
 851                                      union generic_unix_sockaddr *uaddr)
 852 {
 853     unsigned int uaddrlen = 0;
 854
 855     switch (wsaddr->sa_family)
 856     {
 857 #ifdef HAVE_IPX
 858     case WS_AF_IPX:
 859         {
 860             const struct WS_sockaddr_ipx* wsipx=(const struct WS_sockaddr_ipx*)wsaddr;
 861             struct sockaddr_ipx* uipx = (struct sockaddr_ipx *)uaddr;
 862
 863             if (wsaddrlen<sizeof(struct WS_sockaddr_ipx))
 864                 return 0;
 865
 866             uaddrlen = sizeof(struct sockaddr_ipx);
 867             memset( uaddr, 0, uaddrlen );
 868             uipx->sipx_family=AF_IPX;
 869             uipx->sipx_port=wsipx->sa_socket;
 870             /* copy sa_netnum and sa_nodenum to sipx_network and sipx_node
 871              * in one go
 872              */
 873             memcpy(&uipx->sipx_network,wsipx->sa_netnum,sizeof(uipx->sipx_network)+sizeof(uipx->sipx_node));
 874 #ifdef IPX_FRAME_NONE
 875             uipx->sipx_type=IPX_FRAME_NONE;
 876 #endif
 877             break;
 878         }
 879 #endif
 880     case WS_AF_INET6: {
 881         struct sockaddr_in6* uin6 = (struct sockaddr_in6 *)uaddr;
 882         const struct WS_sockaddr_in6* win6 = (const struct WS_sockaddr_in6*)wsaddr;
 883
 884         /* Note: Windows has 2 versions of the sockaddr_in6 struct, one with
 885          * scope_id, one without.
 886          */
 887         if (wsaddrlen >= sizeof(struct WS_sockaddr_in6_old)) {
 888             uaddrlen = sizeof(struct sockaddr_in6);
 889             memset( uaddr, 0, uaddrlen );
 890             uin6->sin6_family   = AF_INET6;
 891             uin6->sin6_port     = win6->sin6_port;
 892             uin6->sin6_flowinfo = win6->sin6_flowinfo;
 893 #ifdef HAVE_STRUCT_SOCKADDR_IN6_SIN6_SCOPE_ID
 894             if (wsaddrlen >= sizeof(struct WS_sockaddr_in6)) uin6->sin6_scope_id = win6->sin6_scope_id;
 895 #endif
 896             memcpy(&uin6->sin6_addr,&win6->sin6_addr,16); /* 16 bytes = 128 address bits */
 897             break;
 898         }
 899         FIXME("bad size %d for WS_sockaddr_in6\n",wsaddrlen);
 900         return 0;
 901     }
 902     case WS_AF_INET: {
 903         struct sockaddr_in* uin = (struct sockaddr_in *)uaddr;
 904         const struct WS_sockaddr_in* win = (const struct WS_sockaddr_in*)wsaddr;
 905
 906         if (wsaddrlen<sizeof(struct WS_sockaddr_in))
 907             return 0;
 908         uaddrlen = sizeof(struct sockaddr_in);
 909         memset( uaddr, 0, uaddrlen );
 910         uin->sin_family = AF_INET;
 911         uin->sin_port   = win->sin_port;
 912         memcpy(&uin->sin_addr,&win->sin_addr,4); /* 4 bytes = 32 address bits */
 913         break;
 914     }
 915     case WS_AF_UNSPEC: {
 916         /* Try to determine the needed space by the passed windows sockaddr space */
 917         switch (wsaddrlen) {
 918         default: /* likely a ipv4 address */
 919         case sizeof(struct WS_sockaddr_in):
 920             uaddrlen = sizeof(struct sockaddr_in);
 921             break;
 922 #ifdef HAVE_IPX
 923         case sizeof(struct WS_sockaddr_ipx):
 924             uaddrlen = sizeof(struct sockaddr_ipx);
 925             break;
 926 #endif
 927         case sizeof(struct WS_sockaddr_in6):
 928         case sizeof(struct WS_sockaddr_in6_old):
 929             uaddrlen = sizeof(struct sockaddr_in6);
 930             break;
 931         }
 932         memset( uaddr, 0, uaddrlen );
 933         break;
 934     }
 935     default:
 936         FIXME("Unknown address family %d, return NULL.\n", wsaddr->sa_family);
 937         return 0;
 938     }
 939     return uaddrlen;
 940 }
 941
 942 static BOOL is_sockaddr_bound(const struct sockaddr *uaddr, int uaddrlen)
 943 {
 944     switch (uaddr->sa_family)
 945     {
 946 #ifdef HAVE_IPX
 947         case AF_IPX:
 948             FIXME("don't know how to tell if IPX socket is bound, assuming it is!\n");
 949             return TRUE;
 950 #endif
 951         case AF_INET6:
 952         {
 953             static const struct sockaddr_in6 emptyAddr;
 954             const struct sockaddr_in6 *in6 = (const struct sockaddr_in6*) uaddr;
 955             return in6->sin6_port || memcmp(&in6->sin6_addr, &emptyAddr.sin6_addr, sizeof(struct in6_addr));
 956         }
 957         case AF_INET:
 958         {
 959             static const struct sockaddr_in emptyAddr;
 960             const struct sockaddr_in *in = (const struct sockaddr_in*) uaddr;
 961             return in->sin_port || memcmp(&in->sin_addr, &emptyAddr.sin_addr, sizeof(struct in_addr));
 962         }
 963         case AF_UNSPEC:
 964             return FALSE;
 965         default:
 966             FIXME("unknown address family %d\n", uaddr->sa_family);
 967             return TRUE;
 968     }
 969 }
 970
 971 /* Returns 0 if successful, -1 if the buffer is too small */
 972 static int ws_sockaddr_u2ws(const struct sockaddr* uaddr, struct WS_sockaddr* wsaddr, int* wsaddrlen)
 973 {
 974     int res;
 975
 976     switch(uaddr->sa_family)
 977     {
 978 #ifdef HAVE_IPX
 979     case AF_IPX:
 980         {
 981             const struct sockaddr_ipx* uipx=(const struct sockaddr_ipx*)uaddr;
 982             struct WS_sockaddr_ipx* wsipx=(struct WS_sockaddr_ipx*)wsaddr;
 983
 984             res=-1;
 985             switch (*wsaddrlen) /* how much can we copy? */
 986             {
 987             default:
 988                 res=0; /* enough */
 989                 *wsaddrlen = sizeof(*wsipx);
 990                 wsipx->sa_socket=uipx->sipx_port;
 991                 /* fall through */
 992             case 13:
 993             case 12:
 994                 memcpy(wsipx->sa_nodenum,uipx->sipx_node,sizeof(wsipx->sa_nodenum));
 995                 /* fall through */
 996             case 11:
 997             case 10:
 998             case 9:
 999             case 8:
1000             case 7:
1001             case 6:
1002                 memcpy(wsipx->sa_netnum,&uipx->sipx_network,sizeof(wsipx->sa_netnum));
1003                 /* fall through */
1004             case 5:
1005             case 4:
1006             case 3:
1007             case 2:
1008                 wsipx->sa_family=WS_AF_IPX;
1009                 /* fall through */
1010             case 1:
1011             case 0:
1012                 /* way too small */
1013                 break;
1014             }
1015         }
1016         break;
1017 #endif
1018     case AF_INET6: {
1019         const struct sockaddr_in6* uin6 = (const struct sockaddr_in6*)uaddr;
1020         struct WS_sockaddr_in6_old* win6old = (struct WS_sockaddr_in6_old*)wsaddr;
1021
1022         if (*wsaddrlen < sizeof(struct WS_sockaddr_in6_old))
1023             return -1;
1024         win6old->sin6_family   = WS_AF_INET6;
1025         win6old->sin6_port     = uin6->sin6_port;
1026         win6old->sin6_flowinfo = uin6->sin6_flowinfo;
1027         memcpy(&win6old->sin6_addr,&uin6->sin6_addr,16); /* 16 bytes = 128 address bits */
1028         *wsaddrlen = sizeof(struct WS_sockaddr_in6_old);
1029 #ifdef HAVE_STRUCT_SOCKADDR_IN6_SIN6_SCOPE_ID
1030         if (*wsaddrlen >= sizeof(struct WS_sockaddr_in6)) {
1031             struct WS_sockaddr_in6* win6 = (struct WS_sockaddr_in6*)wsaddr;
1032             win6->sin6_scope_id = uin6->sin6_scope_id;
1033             *wsaddrlen = sizeof(struct WS_sockaddr_in6);
1034         }
1035 #endif
1036         return 0;
1037     }
1038     case AF_INET: {
1039         const struct sockaddr_in* uin = (const struct sockaddr_in*)uaddr;
1040         struct WS_sockaddr_in* win = (struct WS_sockaddr_in*)wsaddr;
1041
1042         if (*wsaddrlen < sizeof(struct WS_sockaddr_in))
1043             return -1;
1044         win->sin_family = WS_AF_INET;
1045         win->sin_port   = uin->sin_port;
1046         memcpy(&win->sin_addr,&uin->sin_addr,4); /* 4 bytes = 32 address bits */
1047         memset(&win->sin_zero, 0, 8); /* Make sure the null padding is null */
1048         *wsaddrlen = sizeof(struct WS_sockaddr_in);
1049         return 0;
1050     }
1051     case AF_UNSPEC: {
1052         memset(wsaddr,0,*wsaddrlen);
1053         return 0;
1054     }
1055     default:
1056         FIXME("Unknown address family %d\n", uaddr->sa_family);
1057         return -1;
1058     }
1059     return res;
1060 }
1061
1062 /**************************************************************************
1063  * Functions for handling overlapped I/O
1064  **************************************************************************/
1065
1066 /* user APC called upon async completion */
1067 static void WINAPI ws2_async_apc( void *arg, IO_STATUS_BLOCK *iosb, ULONG reserved )
1068 {
1069     ws2_async *wsa = arg;
1070
1071     if (wsa->completion_func) wsa->completion_func( NtStatusToWSAError(iosb->u.Status),
1072                                                     iosb->Information, wsa->user_overlapped,
1073                                                     wsa->flags );
1074     HeapFree( GetProcessHeap(), 0, wsa );
1075 }
1076
1077 /***********************************************************************
1078  *              WS2_recv                (INTERNAL)
1079  *
1080  * Workhorse for both synchronous and asynchronous recv() operations.
1081  */
1082 static int WS2_recv( int fd, struct iovec* iov, int count,
1083                      struct WS_sockaddr *lpFrom, LPINT lpFromlen,
1084                       LPDWORD lpFlags )
1085 {
1086     struct msghdr hdr;
1087     union generic_unix_sockaddr unix_sockaddr;
1088     int n;
1089
1090     hdr.msg_name = NULL;
1091
1092     if ( lpFrom )
1093     {
1094         hdr.msg_namelen = sizeof(unix_sockaddr);
1095         hdr.msg_name = &unix_sockaddr;
1096     }
1097     else
1098         hdr.msg_namelen = 0;
1099
1100     hdr.msg_iov = iov;
1101     hdr.msg_iovlen = count;
1102 #ifdef HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS
1103     hdr.msg_accrights = NULL;
1104     hdr.msg_accrightslen = 0;
1105 #else
1106     hdr.msg_control = NULL;
1107     hdr.msg_controllen = 0;
1108     hdr.msg_flags = 0;
1109 #endif
1110
1111     if ( (n = recvmsg(fd, &hdr, *lpFlags)) == -1 )
1112         return -1;
1113
1114     if ( lpFrom &&
1115          ws_sockaddr_u2ws( &unix_sockaddr.addr, lpFrom, lpFromlen ) != 0 )
1116     {
1117         /* The from buffer was too small, but we read the data
1118          * anyway. Is that really bad?
1119          */
1120     }
1121
1122     return n;
1123 }
1124
1125 /***********************************************************************
1126  *              WS2_async_recv          (INTERNAL)
1127  *
1128  * Handler for overlapped recv() operations.
1129  */
1130 static NTSTATUS WS2_async_recv( void* user, IO_STATUS_BLOCK* iosb, NTSTATUS status, ULONG_PTR *total )
1131 {
1132     ws2_async* wsa = user;
1133     int result = 0, fd;
1134
1135     switch (status)
1136     {
1137     case STATUS_ALERTED:
1138         if ((status = wine_server_handle_to_fd( wsa->hSocket, FILE_READ_DATA, &fd, NULL ) ))
1139             break;
1140
1141         result = WS2_recv( fd, wsa->iovec, wsa->n_iovecs,
1142                            wsa->addr, wsa->addrlen.ptr, &wsa->flags );
1143         wine_server_release_fd( wsa->hSocket, fd );
1144         if (result >= 0)
1145         {
1146             status = STATUS_SUCCESS;
1147             _enable_event( wsa->hSocket, FD_READ, 0, 0 );
1148         }
1149         else
1150         {
1151             if (errno == EINTR || errno == EAGAIN)
1152             {
1153                 status = STATUS_PENDING;
1154                 _enable_event( wsa->hSocket, FD_READ, 0, 0 );
1155             }
1156             else
1157             {
1158                 result = 0;
1159                 status = wsaErrno(); /* FIXME: is this correct ???? */
1160             }
1161         }
1162         break;
1163     }
1164     if (status != STATUS_PENDING)
1165     {
1166         iosb->u.Status = status;
1167         iosb->Information = *total = result;
1168     }
1169     return status;
1170 }
1171
1172 /***********************************************************************
1173  *              WS2_send                (INTERNAL)
1174  *
1175  * Workhorse for both synchronous and asynchronous send() operations.
1176  */
1177 static int WS2_send( int fd, struct iovec* iov, int count,
1178                      const struct WS_sockaddr *to, INT tolen, DWORD dwFlags )
1179 {
1180     struct msghdr hdr;
1181     union generic_unix_sockaddr unix_addr;
1182
1183
1184     hdr.msg_name = NULL;
1185     hdr.msg_namelen = 0;
1186
1187     if ( to )
1188     {
1189         hdr.msg_name = &unix_addr;
1190         hdr.msg_namelen = ws_sockaddr_ws2u( to, tolen, &unix_addr );
1191         if ( !hdr.msg_namelen )
1192         {
1193             errno = EFAULT;
1194             return -1;
1195         }
1196
1197 #if defined(HAVE_IPX) && defined(SOL_IPX)
1198         if(to->sa_family == WS_AF_IPX)
1199         {
1200             struct sockaddr_ipx* uipx = (struct sockaddr_ipx*)hdr.msg_name;
1201             int val=0;
1202             unsigned int len=sizeof(int);
1203
1204             /* The packet type is stored at the ipx socket level; At least the linux kernel seems
1205              *  to do something with it in case hdr.msg_name is NULL. Nonetheless can we use it to store
1206              *  the packet type and then we can retrieve it using getsockopt. After that we can set the
1207              *  ipx type in the sockaddr_opx structure with the stored value.
1208              */
1209             if(getsockopt(fd, SOL_IPX, IPX_TYPE, &val, &len) != -1)
1210                 uipx->sipx_type = val;
1211         }
1212 #endif
1213     }
1214
1215     hdr.msg_iov = iov;
1216     hdr.msg_iovlen = count;
1217 #ifdef HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS
1218     hdr.msg_accrights = NULL;
1219     hdr.msg_accrightslen = 0;
1220 #else
1221     hdr.msg_control = NULL;
1222     hdr.msg_controllen = 0;
1223     hdr.msg_flags = 0;
1224 #endif
1225
1226     return sendmsg(fd, &hdr, dwFlags);
1227 }
1228
1229 /***********************************************************************
1230  *              WS2_async_send          (INTERNAL)
1231  *
1232  * Handler for overlapped send() operations.
1233  */
1234 static NTSTATUS WS2_async_send(void* user, IO_STATUS_BLOCK* iosb, NTSTATUS status, ULONG_PTR *total )
1235 {
1236     ws2_async* wsa = user;
1237     int result = 0, fd;
1238
1239     switch (status)
1240     {
1241     case STATUS_ALERTED:
1242         if ((status = wine_server_handle_to_fd( wsa->hSocket, FILE_WRITE_DATA, &fd, NULL ) ))
1243             break;
1244
1245         /* check to see if the data is ready (non-blocking) */
1246         result = WS2_send( fd, wsa->iovec, wsa->n_iovecs, wsa->addr, wsa->addrlen.val, wsa->flags );
1247         wine_server_release_fd( wsa->hSocket, fd );
1248
1249         if (result >= 0)
1250         {
1251             status = STATUS_SUCCESS;
1252             _enable_event( wsa->hSocket, FD_WRITE, 0, 0 );
1253         }
1254         else
1255         {
1256             if (errno == EINTR || errno == EAGAIN)
1257             {
1258                 status = STATUS_PENDING;
1259                 _enable_event( wsa->hSocket, FD_WRITE, 0, 0 );
1260             }
1261             else
1262             {
1263                 /* We set the status to a winsock error code and check for that
1264                    later in NtStatusToWSAError () */
1265                 status = wsaErrno();
1266                 result = 0;
1267             }
1268         }
1269         break;
1270     }
1271     if (status != STATUS_PENDING)
1272     {
1273         iosb->u.Status = status;
1274         iosb->Information = *total = result;
1275     }
1276     return status;
1277 }
1278
1279 /***********************************************************************
1280  *              WS2_async_shutdown      (INTERNAL)
1281  *
1282  * Handler for shutdown() operations on overlapped sockets.
1283  */
1284 static NTSTATUS WS2_async_shutdown( void* user, PIO_STATUS_BLOCK iosb, NTSTATUS status )
1285 {
1286     ws2_async* wsa = user;
1287     int fd, err = 1;
1288
1289     switch (status)
1290     {
1291     case STATUS_ALERTED:
1292         if ((status = wine_server_handle_to_fd( wsa->hSocket, 0, &fd, NULL ) ))
1293             break;
1294
1295         switch ( wsa->type )
1296         {
1297         case ASYNC_TYPE_READ:   err = shutdown( fd, 0 );  break;
1298         case ASYNC_TYPE_WRITE:  err = shutdown( fd, 1 );  break;
1299         }
1300         wine_server_release_fd( wsa->hSocket, fd );
1301         status = err ? wsaErrno() : STATUS_SUCCESS;
1302         break;
1303     }
1304     iosb->u.Status = status;
1305     return status;
1306 }
1307
1308 /***********************************************************************
1309  *  WS2_register_async_shutdown         (INTERNAL)
1310  *
1311  * Helper function for WS_shutdown() on overlapped sockets.
1312  */
1313 static int WS2_register_async_shutdown( SOCKET s, int type )
1314 {
1315     struct ws2_async *wsa;
1316     NTSTATUS status;
1317
1318     TRACE("s %ld type %d\n", s, type);
1319
1320     wsa = HeapAlloc( GetProcessHeap(), 0, sizeof(*wsa) );
1321     if ( !wsa )
1322         return WSAEFAULT;
1323
1324     wsa->hSocket         = SOCKET2HANDLE(s);
1325     wsa->type            = type;
1326     wsa->completion_func = NULL;
1327
1328     SERVER_START_REQ( register_async )
1329     {
1330         req->handle = wsa->hSocket;
1331         req->type   = type;
1332         req->async.callback = WS2_async_shutdown;
1333         req->async.iosb     = &wsa->local_iosb;
1334         req->async.arg      = wsa;
1335         req->async.apc      = ws2_async_apc;
1336         req->async.cvalue   = 0;
1337         status = wine_server_call( req );
1338     }
1339     SERVER_END_REQ;
1340
1341     if (status != STATUS_PENDING)
1342     {
1343         HeapFree( GetProcessHeap(), 0, wsa );
1344         return NtStatusToWSAError( status );
1345     }
1346     return 0;
1347 }
1348
1349 /***********************************************************************
1350  *              accept          (WS2_32.1)
1351  */
1352 SOCKET WINAPI WS_accept(SOCKET s, struct WS_sockaddr *addr,
1353                                  int *addrlen32)
1354 {
1355     SOCKET as;
1356     BOOL is_blocking;
1357
1358     TRACE("socket %04lx\n", s );
1359     is_blocking = _is_blocking(s);
1360
1361     do {
1362         if (is_blocking)
1363         {
1364             int fd = get_sock_fd( s, FILE_READ_DATA, NULL );
1365             if (fd == -1) return INVALID_SOCKET;
1366             /* block here */
1367             do_block(fd, POLLIN, -1);
1368             _sync_sock_state(s); /* let wineserver notice connection */
1369             release_sock_fd( s, fd );
1370             /* retrieve any error codes from it */
1371             SetLastError(_get_sock_error(s, FD_ACCEPT_BIT));
1372             /* FIXME: care about the error? */
1373         }
1374         SERVER_START_REQ( accept_socket )
1375         {
1376             req->lhandle    = SOCKET2HANDLE(s);
1377             req->access     = GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE;
1378             req->attributes = OBJ_INHERIT;
1379             set_error( wine_server_call( req ) );
1380             as = HANDLE2SOCKET( reply->handle );
1381         }
1382         SERVER_END_REQ;
1383         if (as)
1384         {
1385             if (addr) WS_getpeername(as, addr, addrlen32);
1386             return as;
1387         }
1388     } while (is_blocking);
1389     return INVALID_SOCKET;
1390 }
1391
1392 /***********************************************************************
1393  *              bind                    (WS2_32.2)
1394  */
1395 int WINAPI WS_bind(SOCKET s, const struct WS_sockaddr* name, int namelen)
1396 {
1397     int fd = get_sock_fd( s, 0, NULL );
1398     int res = SOCKET_ERROR;
1399
1400     TRACE("socket %04lx, ptr %p %s, length %d\n", s, name, debugstr_sockaddr(name), namelen);
1401
1402     if (fd != -1)
1403     {
1404         if (!name || (name->sa_family && !SUPPORTED_PF(name->sa_family)))
1405         {
1406             SetLastError(WSAEAFNOSUPPORT);
1407         }
1408         else
1409         {
1410             union generic_unix_sockaddr uaddr;
1411             unsigned int uaddrlen = ws_sockaddr_ws2u(name, namelen, &uaddr);
1412             if (!uaddrlen)
1413             {
1414                 SetLastError(WSAEFAULT);
1415             }
1416             else
1417             {
1418 #ifdef IPV6_V6ONLY
1419                 const struct sockaddr_in6 *in6 = (const struct sockaddr_in6*) &uaddr;
1420                 if (name->sa_family == WS_AF_INET6 &&
1421                     !memcmp(&in6->sin6_addr, &in6addr_any, sizeof(struct in6_addr)))
1422                 {
1423                     int enable = 1;
1424                     if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, &enable, sizeof(enable)) == -1)
1425                     {
1426                         release_sock_fd( s, fd );
1427                         SetLastError(WSAEAFNOSUPPORT);
1428                         return INVALID_SOCKET;
1429                     }
1430                 }
1431 #endif
1432                 if (name->sa_family == WS_AF_INET)
1433                 {
1434                     struct sockaddr_in *in4 = (struct sockaddr_in*) &uaddr;
1435                     if (memcmp(&in4->sin_addr, &magic_loopback_addr, 4) == 0)
1436                     {
1437                         /* Trying to bind to the default host interface, using
1438                          * INADDR_ANY instead*/
1439                         WARN("Trying to bind to magic IP address, using "
1440                              "INADDR_ANY instead.\n");
1441                         in4->sin_addr.s_addr = htonl(WS_INADDR_ANY);
1442                     }
1443                 }
1444                 if (bind(fd, &uaddr.addr, uaddrlen) < 0)
1445                 {
1446                     int loc_errno = errno;
1447                     WARN("\tfailure - errno = %i\n", errno);
1448                     errno = loc_errno;
1449                     switch (errno)
1450                     {
1451                     case EBADF:
1452                         SetLastError(WSAENOTSOCK);
1453                         break;
1454                     case EADDRNOTAVAIL:
1455                         SetLastError(WSAEINVAL);
1456                         break;
1457                     default:
1458                         SetLastError(wsaErrno());
1459                         break;
1460                     }
1461                 }
1462                 else
1463                 {
1464                     res=0; /* success */
1465                 }
1466             }
1467         }
1468         release_sock_fd( s, fd );
1469     }
1470     return res;
1471 }
1472
1473 /***********************************************************************
1474  *              closesocket             (WS2_32.3)
1475  */
1476 int WINAPI WS_closesocket(SOCKET s)
1477 {
1478     TRACE("socket %04lx\n", s);
1479     if (CloseHandle(SOCKET2HANDLE(s))) return 0;
1480     return SOCKET_ERROR;
1481 }
1482
1483 /***********************************************************************
1484  *              connect         (WS2_32.4)
1485  */
1486 int WINAPI WS_connect(SOCKET s, const struct WS_sockaddr* name, int namelen)
1487 {
1488     int fd = get_sock_fd( s, FILE_READ_DATA, NULL );
1489
1490     TRACE("socket %04lx, ptr %p %s, length %d\n", s, name, debugstr_sockaddr(name), namelen);
1491
1492     if (fd != -1)
1493     {
1494         union generic_unix_sockaddr uaddr;
1495         unsigned int uaddrlen = ws_sockaddr_ws2u(name, namelen, &uaddr);
1496
1497         if (!uaddrlen)
1498         {
1499             SetLastError(WSAEFAULT);
1500         }
1501         else
1502         {
1503             if (connect(fd, &uaddr.addr, uaddrlen) == 0)
1504                 goto connect_success;
1505         }
1506
1507         if (errno == EINPROGRESS)
1508         {
1509             /* tell wineserver that a connection is in progress */
1510             _enable_event(SOCKET2HANDLE(s), FD_CONNECT|FD_READ|FD_WRITE,
1511                           FD_CONNECT|FD_READ|FD_WRITE,
1512                           FD_WINE_CONNECTED|FD_WINE_LISTENING);
1513             if (_is_blocking(s))
1514             {
1515                 int result;
1516                 /* block here */
1517                 do_block(fd, POLLIN | POLLOUT, -1);
1518                 _sync_sock_state(s); /* let wineserver notice connection */
1519                 /* retrieve any error codes from it */
1520                 result = _get_sock_error(s, FD_CONNECT_BIT);
1521                 if (result)
1522                     SetLastError(result);
1523                 else
1524                 {
1525                     goto connect_success;
1526                 }
1527             }
1528             else
1529             {
1530                 SetLastError(WSAEWOULDBLOCK);
1531             }
1532         }
1533         else
1534         {
1535             SetLastError(wsaErrno());
1536         }
1537         release_sock_fd( s, fd );
1538     }
1539     return SOCKET_ERROR;
1540
1541 connect_success:
1542     release_sock_fd( s, fd );
1543     _enable_event(SOCKET2HANDLE(s), FD_CONNECT|FD_READ|FD_WRITE,
1544                   FD_WINE_CONNECTED|FD_READ|FD_WRITE,
1545                   FD_CONNECT|FD_WINE_LISTENING);
1546     return 0;
1547 }
1548
1549 /***********************************************************************
1550  *              WSAConnect             (WS2_32.30)
1551  */
1552 int WINAPI WSAConnect( SOCKET s, const struct WS_sockaddr* name, int namelen,
1553                        LPWSABUF lpCallerData, LPWSABUF lpCalleeData,
1554                        LPQOS lpSQOS, LPQOS lpGQOS )
1555 {
1556     if ( lpCallerData || lpCalleeData || lpSQOS || lpGQOS )
1557         FIXME("unsupported parameters!\n");
1558     return WS_connect( s, name, namelen );
1559 }
1560
1561
1562 /***********************************************************************
1563  *              getpeername             (WS2_32.5)
1564  */
1565 int WINAPI WS_getpeername(SOCKET s, struct WS_sockaddr *name, int *namelen)
1566 {
1567     int fd;
1568     int res;
1569
1570     TRACE("socket: %04lx, ptr %p, len %08x\n", s, name, *namelen);
1571
1572     /* Check if what we've received is valid. Should we use IsBadReadPtr? */
1573     if( (name == NULL) || (namelen == NULL) )
1574     {
1575         SetLastError( WSAEFAULT );
1576         return SOCKET_ERROR;
1577     }
1578
1579     fd = get_sock_fd( s, 0, NULL );
1580     res = SOCKET_ERROR;
1581
1582     if (fd != -1)
1583     {
1584         union generic_unix_sockaddr uaddr;
1585         unsigned int uaddrlen = sizeof(uaddr);
1586
1587         if (getpeername(fd, &uaddr.addr, &uaddrlen) != 0)
1588         {
1589             SetLastError(wsaErrno());
1590         }
1591         else if (ws_sockaddr_u2ws(&uaddr.addr, name, namelen) != 0)
1592         {
1593             /* The buffer was too small */
1594             SetLastError(WSAEFAULT);
1595         }
1596         else
1597         {
1598             res=0;
1599         }
1600         release_sock_fd( s, fd );
1601     }
1602     return res;
1603 }
1604
1605 /***********************************************************************
1606  *              getsockname             (WS2_32.6)
1607  */
1608 int WINAPI WS_getsockname(SOCKET s, struct WS_sockaddr *name, int *namelen)
1609 {
1610     int fd;
1611     int res;
1612
1613     TRACE("socket: %04lx, ptr %p, len %8x\n", s, name, *namelen);
1614
1615     /* Check if what we've received is valid. Should we use IsBadReadPtr? */
1616     if( (name == NULL) || (namelen == NULL) )
1617     {
1618         SetLastError( WSAEFAULT );
1619         return SOCKET_ERROR;
1620     }
1621
1622     fd = get_sock_fd( s, 0, NULL );
1623     res = SOCKET_ERROR;
1624
1625     if (fd != -1)
1626     {
1627         union generic_unix_sockaddr uaddr;
1628         unsigned int uaddrlen = sizeof(uaddr);
1629
1630         if (getsockname(fd, &uaddr.addr, &uaddrlen) != 0)
1631         {
1632             SetLastError(wsaErrno());
1633         }
1634         else if (!is_sockaddr_bound(&uaddr.addr, uaddrlen))
1635         {
1636             SetLastError(WSAEINVAL);
1637         }
1638         else if (ws_sockaddr_u2ws(&uaddr.addr, name, namelen) != 0)
1639         {
1640             /* The buffer was too small */
1641             SetLastError(WSAEFAULT);
1642         }
1643         else
1644         {
1645             res=0;
1646         }
1647         release_sock_fd( s, fd );
1648     }
1649     return res;
1650 }
1651
1652 /***********************************************************************
1653  *              getsockopt              (WS2_32.7)
1654  */
1655 INT WINAPI WS_getsockopt(SOCKET s, INT level,
1656                                   INT optname, char *optval, INT *optlen)
1657 {
1658     int fd;
1659     INT ret = 0;
1660
1661     TRACE("socket: %04lx, level 0x%x, name 0x%x, ptr %p, len %d\n",
1662           s, level, optname, optval, *optlen);
1663
1664     switch(level)
1665     {
1666     case WS_SOL_SOCKET:
1667     {
1668         switch(optname)
1669         {
1670         /* Handle common cases. The special cases are below, sorted
1671          * alphabetically */
1672         case WS_SO_ACCEPTCONN:
1673         case WS_SO_BROADCAST:
1674         case WS_SO_DEBUG:
1675         case WS_SO_ERROR:
1676         case WS_SO_KEEPALIVE:
1677         case WS_SO_OOBINLINE:
1678         case WS_SO_RCVBUF:
1679         case WS_SO_REUSEADDR:
1680         case WS_SO_SNDBUF:
1681         case WS_SO_TYPE:
1682             if ( (fd = get_sock_fd( s, 0, NULL )) == -1)
1683                 return SOCKET_ERROR;
1684             convert_sockopt(&level, &optname);
1685             if (getsockopt(fd, level, optname, optval, (unsigned int *)optlen) != 0 )
1686             {
1687                 SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
1688                 ret = SOCKET_ERROR;
1689             }
1690             release_sock_fd( s, fd );
1691             return ret;
1692
1693         case WS_SO_DONTLINGER:
1694         {
1695             struct linger lingval;
1696             unsigned int len = sizeof(struct linger);
1697
1698             if (!optlen || *optlen < sizeof(BOOL)|| !optval)
1699             {
1700                 SetLastError(WSAEFAULT);
1701                 return SOCKET_ERROR;
1702             }
1703             if ( (fd = get_sock_fd( s, 0, NULL )) == -1)
1704                 return SOCKET_ERROR;
1705
1706             if (getsockopt(fd, SOL_SOCKET, SO_LINGER, &lingval, &len) != 0 )
1707             {
1708                 SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
1709                 ret = SOCKET_ERROR;
1710             }
1711             else
1712             {
1713                 *(BOOL *)optval = (lingval.l_onoff) ? FALSE : TRUE;
1714                 *optlen = sizeof(BOOL);
1715             }
1716
1717             release_sock_fd( s, fd );
1718             return ret;
1719         }
1720
1721         /* As mentioned in setsockopt, Windows ignores this, so we
1722          * always return true here */
1723         case WS_SO_DONTROUTE:
1724             if (!optlen || *optlen < sizeof(BOOL) || !optval)
1725             {
1726                 SetLastError(WSAEFAULT);
1727                 return SOCKET_ERROR;
1728             }
1729             *(BOOL *)optval = TRUE;
1730             *optlen = sizeof(BOOL);
1731             return 0;
1732
1733         case WS_SO_LINGER:
1734         {
1735             struct linger lingval;
1736             unsigned int len = sizeof(struct linger);
1737
1738             /* struct linger and LINGER have different sizes */
1739             if (!optlen || *optlen < sizeof(LINGER) || !optval)
1740             {
1741                 SetLastError(WSAEFAULT);
1742                 return SOCKET_ERROR;
1743             }
1744             if ( (fd = get_sock_fd( s, 0, NULL )) == -1)
1745                 return SOCKET_ERROR;
1746
1747             if (getsockopt(fd, SOL_SOCKET, SO_LINGER, &lingval, &len) != 0 )
1748             {
1749                 SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
1750                 ret = SOCKET_ERROR;
1751             }
1752             else
1753             {
1754                 ((LINGER *)optval)->l_onoff = lingval.l_onoff;
1755                 ((LINGER *)optval)->l_linger = lingval.l_linger;
1756                 *optlen = sizeof(struct linger);
1757             }
1758
1759             release_sock_fd( s, fd );
1760             return ret;
1761         }
1762
1763         case WS_SO_MAX_MSG_SIZE:
1764             if (!optlen || *optlen < sizeof(int) || !optval)
1765             {
1766                 SetLastError(WSAEFAULT);
1767                 return SOCKET_ERROR;
1768             }
1769             TRACE("getting global SO_MAX_MSG_SIZE = 65507\n");
1770             *(int *)optval = 65507;
1771             *optlen = sizeof(int);
1772             return 0;
1773
1774         /* SO_OPENTYPE does not require a valid socket handle. */
1775         case WS_SO_OPENTYPE:
1776             if (!optlen || *optlen < sizeof(int) || !optval)
1777             {
1778                 SetLastError(WSAEFAULT);
1779                 return SOCKET_ERROR;
1780             }
1781             *(int *)optval = get_per_thread_data()->opentype;
1782             *optlen = sizeof(int);
1783             TRACE("getting global SO_OPENTYPE = 0x%x\n", *((int*)optval) );
1784             return 0;
1785
1786 #ifdef SO_RCVTIMEO
1787         case WS_SO_RCVTIMEO:
1788 #endif
1789 #ifdef SO_SNDTIMEO
1790         case WS_SO_SNDTIMEO:
1791 #endif
1792 #if defined(SO_RCVTIMEO) || defined(SO_SNDTIMEO)
1793         {
1794             struct timeval tv;
1795             unsigned int len = sizeof(struct timeval);
1796
1797             if (!optlen || *optlen < sizeof(int)|| !optval)
1798             {
1799                 SetLastError(WSAEFAULT);
1800                 return SOCKET_ERROR;
1801             }
1802             if ( (fd = get_sock_fd( s, 0, NULL )) == -1)
1803                 return SOCKET_ERROR;
1804
1805             convert_sockopt(&level, &optname);
1806             if (getsockopt(fd, level, optname, &tv, &len) != 0 )
1807             {
1808                 SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
1809                 ret = SOCKET_ERROR;
1810             }
1811             else
1812             {
1813                 *(int *)optval = tv.tv_sec * 1000 + tv.tv_usec / 1000;
1814                 *optlen = sizeof(int);
1815             }
1816
1817             release_sock_fd( s, fd );
1818             return ret;
1819         }
1820 #endif
1821         default:
1822             TRACE("Unknown SOL_SOCKET optname: 0x%08x\n", optname);
1823             SetLastError(WSAENOPROTOOPT);
1824             return SOCKET_ERROR;
1825         } /* end switch(optname) */
1826     }/* end case WS_SOL_SOCKET */
1827 #ifdef HAVE_IPX
1828     case NSPROTO_IPX:
1829     {
1830         struct WS_sockaddr_ipx addr;
1831         IPX_ADDRESS_DATA *data;
1832         int namelen;
1833         switch(optname)
1834         {
1835         case IPX_PTYPE:
1836             if ((fd = get_sock_fd( s, 0, NULL )) == -1) return SOCKET_ERROR;
1837 #ifdef SOL_IPX
1838             if(getsockopt(fd, SOL_IPX, IPX_TYPE, optval, (unsigned int*)optlen) == -1)
1839             {
1840                 ret = SOCKET_ERROR;
1841             }
1842 #else
1843             {
1844                 struct ipx val;
1845                 socklen_t len=sizeof(struct ipx);
1846                 if(getsockopt(fd, 0, SO_DEFAULT_HEADERS, &val, &len) == -1 )
1847                     ret = SOCKET_ERROR;
1848                 else
1849                     *optval = (int)val.ipx_pt;
1850             }
1851 #endif
1852             TRACE("ptype: %d (fd: %d)\n", *(int*)optval, fd);
1853             release_sock_fd( s, fd );
1854             return ret;
1855
1856         case IPX_ADDRESS:
1857             /*
1858             *  On a Win2000 system with one network card there are usually
1859             *  three ipx devices one with a speed of 28.8kbps, 10Mbps and 100Mbps.
1860             *  Using this call you can then retrieve info about this all.
1861             *  In case of Linux it is a bit different. Usually you have
1862             *  only "one" device active and further it is not possible to
1863             *  query things like the linkspeed.
1864             */
1865             FIXME("IPX_ADDRESS\n");
1866             namelen = sizeof(struct WS_sockaddr_ipx);
1867             memset(&addr, 0, sizeof(struct WS_sockaddr_ipx));
1868             WS_getsockname(s, (struct WS_sockaddr*)&addr, &namelen);
1869
1870             data = (IPX_ADDRESS_DATA*)optval;
1871                     memcpy(data->nodenum,&addr.sa_nodenum,sizeof(data->nodenum));
1872                     memcpy(data->netnum,&addr.sa_netnum,sizeof(data->netnum));
1873             data->adapternum = 0;
1874             data->wan = FALSE; /* We are not on a wan for now .. */
1875             data->status = FALSE; /* Since we are not on a wan, the wan link isn't up */
1876             data->maxpkt = 1467; /* This value is the default one, at least on Win2k/WinXP */
1877             data->linkspeed = 100000; /* Set the line speed in 100bit/s to 10 Mbit;
1878                                        * note 1MB = 1000kB in this case */
1879             return 0;
1880
1881         case IPX_MAX_ADAPTER_NUM:
1882             FIXME("IPX_MAX_ADAPTER_NUM\n");
1883             *(int*)optval = 1; /* As noted under IPX_ADDRESS we have just one card. */
1884             return 0;
1885
1886         default:
1887             FIXME("IPX optname:%x\n", optname);
1888             return SOCKET_ERROR;
1889         }/* end switch(optname) */
1890     } /* end case NSPROTO_IPX */
1891 #endif
1892     /* Levels WS_IPPROTO_TCP and WS_IPPROTO_IP convert directly */
1893     case WS_IPPROTO_TCP:
1894         switch(optname)
1895         {
1896         case WS_TCP_NODELAY:
1897             if ( (fd = get_sock_fd( s, 0, NULL )) == -1)
1898                 return SOCKET_ERROR;
1899             convert_sockopt(&level, &optname);
1900             if (getsockopt(fd, level, optname, optval, (unsigned int *)optlen) != 0 )
1901             {
1902                 SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
1903                 ret = SOCKET_ERROR;
1904             }
1905             release_sock_fd( s, fd );
1906             return ret;
1907         }
1908         FIXME("Unknown IPPROTO_TCP optname 0x%08x\n", optname);
1909         return SOCKET_ERROR;
1910
1911     case WS_IPPROTO_IP:
1912         switch(optname)
1913         {
1914         case WS_IP_ADD_MEMBERSHIP:
1915         case WS_IP_DROP_MEMBERSHIP:
1916 #ifdef IP_HDRINCL
1917         case WS_IP_HDRINCL:
1918 #endif
1919         case WS_IP_MULTICAST_IF:
1920         case WS_IP_MULTICAST_LOOP:
1921         case WS_IP_MULTICAST_TTL:
1922         case WS_IP_OPTIONS:
1923         case WS_IP_TOS:
1924         case WS_IP_TTL:
1925             if ( (fd = get_sock_fd( s, 0, NULL )) == -1)
1926                 return SOCKET_ERROR;
1927             convert_sockopt(&level, &optname);
1928             if (getsockopt(fd, level, optname, optval, (unsigned int *)optlen) != 0 )
1929             {
1930                 SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
1931                 ret = SOCKET_ERROR;
1932             }
1933             release_sock_fd( s, fd );
1934             return ret;
1935         case WS_IP_DONTFRAGMENT:
1936             FIXME("WS_IP_DONTFRAGMENT is always false!\n");
1937             *(BOOL*)optval = FALSE;
1938             return 0;
1939         }
1940         FIXME("Unknown IPPROTO_IP optname 0x%08x\n", optname);
1941         return SOCKET_ERROR;
1942
1943     default:
1944         FIXME("Unknown level: 0x%08x\n", level);
1945         return SOCKET_ERROR;
1946     } /* end switch(level) */
1947 }
1948
1949 /***********************************************************************
1950  *              htonl                   (WINSOCK.8)
1951  *              htonl                   (WS2_32.8)
1952  */
1953 WS_u_long WINAPI WS_htonl(WS_u_long hostlong)
1954 {
1955     return htonl(hostlong);
1956 }
1957
1958
1959 /***********************************************************************
1960  *              htons                   (WINSOCK.9)
1961  *              htons                   (WS2_32.9)
1962  */
1963 WS_u_short WINAPI WS_htons(WS_u_short hostshort)
1964 {
1965     return htons(hostshort);
1966 }
1967
1968 /***********************************************************************
1969  *              WSAHtonl                (WS2_32.46)
1970  *  From MSDN description of error codes, this function should also
1971  *  check if WinSock has been initialized and the socket is a valid
1972  *  socket. But why? This function only translates a host byte order
1973  *  u_long into a network byte order u_long...
1974  */
1975 int WINAPI WSAHtonl(SOCKET s, WS_u_long hostlong, WS_u_long *lpnetlong)
1976 {
1977     if (lpnetlong)
1978     {
1979         *lpnetlong = htonl(hostlong);
1980         return 0;
1981     }
1982     WSASetLastError(WSAEFAULT);
1983     return SOCKET_ERROR;
1984 }
1985
1986 /***********************************************************************
1987  *              WSAHtons                (WS2_32.47)
1988  *  From MSDN description of error codes, this function should also
1989  *  check if WinSock has been initialized and the socket is a valid
1990  *  socket. But why? This function only translates a host byte order
1991  *  u_short into a network byte order u_short...
1992  */
1993 int WINAPI WSAHtons(SOCKET s, WS_u_short hostshort, WS_u_short *lpnetshort)
1994 {
1995
1996     if (lpnetshort)
1997     {
1998         *lpnetshort = htons(hostshort);
1999         return 0;
2000     }
2001     WSASetLastError(WSAEFAULT);
2002     return SOCKET_ERROR;
2003 }
2004
2005
2006 /***********************************************************************
2007  *              inet_addr               (WINSOCK.10)
2008  *              inet_addr               (WS2_32.11)
2009  */
2010 WS_u_long WINAPI WS_inet_addr(const char *cp)
2011 {
2012     if (!cp) return INADDR_NONE;
2013     return inet_addr(cp);
2014 }
2015
2016
2017 /***********************************************************************
2018  *              ntohl                   (WINSOCK.14)
2019  *              ntohl                   (WS2_32.14)
2020  */
2021 WS_u_long WINAPI WS_ntohl(WS_u_long netlong)
2022 {
2023     return ntohl(netlong);
2024 }
2025
2026
2027 /***********************************************************************
2028  *              ntohs                   (WINSOCK.15)
2029  *              ntohs                   (WS2_32.15)
2030  */
2031 WS_u_short WINAPI WS_ntohs(WS_u_short netshort)
2032 {
2033     return ntohs(netshort);
2034 }
2035
2036
2037 /***********************************************************************
2038  *              inet_ntoa               (WS2_32.12)
2039  */
2040 char* WINAPI WS_inet_ntoa(struct WS_in_addr in)
2041 {
2042   /* use "buffer for dummies" here because some applications have a
2043    * propensity to decode addresses in ws_hostent structure without
2044    * saving them first...
2045    */
2046     static char dbuffer[16]; /* Yes, 16: 4*3 digits + 3 '.' + 1 '\0' */
2047
2048     char* s = inet_ntoa(*((struct in_addr*)&in));
2049     if( s )
2050     {
2051         strcpy(dbuffer, s);
2052         return dbuffer;
2053     }
2054     SetLastError(wsaErrno());
2055     return NULL;
2056 }
2057
2058 /**********************************************************************
2059  *              WSAIoctl                (WS2_32.50)
2060  *
2061  */
2062 INT WINAPI WSAIoctl(SOCKET s,
2063                     DWORD   dwIoControlCode,
2064                     LPVOID  lpvInBuffer,
2065                     DWORD   cbInBuffer,
2066                     LPVOID  lpbOutBuffer,
2067                     DWORD   cbOutBuffer,
2068                     LPDWORD lpcbBytesReturned,
2069                     LPWSAOVERLAPPED lpOverlapped,
2070                     LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
2071 {
2072    TRACE("%ld, 0x%08x, %p, %d, %p, %d, %p, %p, %p\n",
2073        s, dwIoControlCode, lpvInBuffer, cbInBuffer, lpbOutBuffer,
2074        cbOutBuffer, lpcbBytesReturned, lpOverlapped, lpCompletionRoutine);
2075
2076    switch( dwIoControlCode )
2077    {
2078    case WS_FIONBIO:
2079         if (cbInBuffer != sizeof(WS_u_long)) {
2080             WSASetLastError(WSAEFAULT);
2081             return SOCKET_ERROR;
2082         }
2083         return WS_ioctlsocket( s, WS_FIONBIO, lpvInBuffer);
2084
2085    case WS_FIONREAD:
2086         if (cbOutBuffer != sizeof(WS_u_long)) {
2087             WSASetLastError(WSAEFAULT);
2088             return SOCKET_ERROR;
2089         }
2090         return WS_ioctlsocket( s, WS_FIONREAD, lpbOutBuffer);
2091
2092    case WS_SIO_GET_INTERFACE_LIST:
2093        {
2094            INTERFACE_INFO* intArray = (INTERFACE_INFO*)lpbOutBuffer;
2095            DWORD size, numInt, apiReturn;
2096            int fd;
2097
2098            TRACE("-> SIO_GET_INTERFACE_LIST request\n");
2099
2100            if (!lpbOutBuffer)
2101            {
2102                WSASetLastError(WSAEFAULT);
2103                return SOCKET_ERROR;
2104            }
2105            if (!lpcbBytesReturned)
2106            {
2107                WSASetLastError(WSAEFAULT);
2108                return SOCKET_ERROR;
2109            }
2110
2111            fd = get_sock_fd( s, 0, NULL );
2112            if (fd == -1) return SOCKET_ERROR;
2113
2114            apiReturn = GetAdaptersInfo(NULL, &size);
2115            if (apiReturn == ERROR_NO_DATA)
2116            {
2117                numInt = 0;
2118            }
2119            else if (apiReturn == ERROR_BUFFER_OVERFLOW)
2120            {
2121                PIP_ADAPTER_INFO table = HeapAlloc(GetProcessHeap(),0,size);
2122
2123                if (table)
2124                {
2125                   if (GetAdaptersInfo(table, &size) == NO_ERROR)
2126                   {
2127                      PIP_ADAPTER_INFO ptr;
2128
2129                      if (size*sizeof(INTERFACE_INFO)/sizeof(IP_ADAPTER_INFO) > cbOutBuffer)
2130                      {
2131                         WARN("Buffer too small = %u, cbOutBuffer = %u\n", size, cbOutBuffer);
2132                         HeapFree(GetProcessHeap(),0,table);
2133                         release_sock_fd( s, fd );
2134                         WSASetLastError(WSAEFAULT);
2135                         return SOCKET_ERROR;
2136                      }
2137                      for (ptr = table, numInt = 0; ptr;
2138                       ptr = ptr->Next, intArray++, numInt++)
2139                      {
2140                         unsigned int addr, mask, bcast;
2141                         struct ifreq ifInfo;
2142
2143                         /* Socket Status Flags */
2144                         lstrcpynA(ifInfo.ifr_name, ptr->AdapterName, IFNAMSIZ);
2145                         if (ioctl(fd, SIOCGIFFLAGS, &ifInfo) < 0)
2146                         {
2147                            ERR("Error obtaining status flags for socket!\n");
2148                            HeapFree(GetProcessHeap(),0,table);
2149                            release_sock_fd( s, fd );
2150                            WSASetLastError(WSAEINVAL);
2151                            return SOCKET_ERROR;
2152                         }
2153                         else
2154                         {
2155                            /* set flags; the values of IFF_* are not the same
2156                               under Linux and Windows, therefore must generate
2157                               new flags */
2158                            intArray->iiFlags = 0;
2159                            if (ifInfo.ifr_flags & IFF_BROADCAST)
2160                               intArray->iiFlags |= WS_IFF_BROADCAST;
2161 #ifdef IFF_POINTOPOINT
2162                            if (ifInfo.ifr_flags & IFF_POINTOPOINT)
2163                               intArray->iiFlags |= WS_IFF_POINTTOPOINT;
2164 #endif
2165                            if (ifInfo.ifr_flags & IFF_LOOPBACK)
2166                               intArray->iiFlags |= WS_IFF_LOOPBACK;
2167                            if (ifInfo.ifr_flags & IFF_UP)
2168                               intArray->iiFlags |= WS_IFF_UP;
2169                            if (ifInfo.ifr_flags & IFF_MULTICAST)
2170                               intArray->iiFlags |= WS_IFF_MULTICAST;
2171                         }
2172
2173                         addr = inet_addr(ptr->IpAddressList.IpAddress.String);
2174                         mask = inet_addr(ptr->IpAddressList.IpMask.String);
2175                         bcast = addr | ~mask;
2176                         intArray->iiAddress.AddressIn.sin_family = AF_INET;
2177                         intArray->iiAddress.AddressIn.sin_port = 0;
2178                         intArray->iiAddress.AddressIn.sin_addr.WS_s_addr =
2179                          addr;
2180                         intArray->iiNetmask.AddressIn.sin_family = AF_INET;
2181                         intArray->iiNetmask.AddressIn.sin_port = 0;
2182                         intArray->iiNetmask.AddressIn.sin_addr.WS_s_addr =
2183                          mask;
2184                         intArray->iiBroadcastAddress.AddressIn.sin_family =
2185                          AF_INET;
2186                         intArray->iiBroadcastAddress.AddressIn.sin_port = 0;
2187                         intArray->iiBroadcastAddress.AddressIn.sin_addr.
2188                          WS_s_addr = bcast;
2189                      }
2190                   }
2191                   else
2192                   {
2193                      ERR("Unable to get interface table!\n");
2194                      release_sock_fd( s, fd );
2195                      HeapFree(GetProcessHeap(),0,table);
2196                      WSASetLastError(WSAEINVAL);
2197                      return SOCKET_ERROR;
2198                   }
2199                   HeapFree(GetProcessHeap(),0,table);
2200                }
2201                else
2202                {
2203                   release_sock_fd( s, fd );
2204                   WSASetLastError(WSAEINVAL);
2205                   return SOCKET_ERROR;
2206                }
2207            }
2208            else
2209            {
2210                ERR("Unable to get interface table!\n");
2211                release_sock_fd( s, fd );
2212                WSASetLastError(WSAEINVAL);
2213                return SOCKET_ERROR;
2214            }
2215            /* Calculate the size of the array being returned */
2216            *lpcbBytesReturned = sizeof(INTERFACE_INFO) * numInt;
2217            release_sock_fd( s, fd );
2218            break;
2219        }
2220
2221    case WS_SIO_ADDRESS_LIST_CHANGE:
2222        FIXME("-> SIO_ADDRESS_LIST_CHANGE request: stub\n");
2223        /* FIXME: error and return code depend on whether socket was created
2224         * with WSA_FLAG_OVERLAPPED, but there is no easy way to get this */
2225        break;
2226
2227    case WS_SIO_ADDRESS_LIST_QUERY:
2228    {
2229         DWORD size;
2230
2231         TRACE("-> SIO_ADDRESS_LIST_QUERY request\n");
2232
2233         if (!lpcbBytesReturned)
2234         {
2235             WSASetLastError(WSAEFAULT);
2236             return SOCKET_ERROR;
2237         }
2238
2239         if (GetAdaptersInfo(NULL, &size) == ERROR_BUFFER_OVERFLOW)
2240         {
2241             IP_ADAPTER_INFO *p, *table = HeapAlloc(GetProcessHeap(), 0, size);
2242             DWORD need, num;
2243
2244             if (!table || GetAdaptersInfo(table, &size))
2245             {
2246                 HeapFree(GetProcessHeap(), 0, table);
2247                 WSASetLastError(WSAEINVAL);
2248                 return SOCKET_ERROR;
2249             }
2250
2251             for (p = table, num = 0; p; p = p->Next)
2252                 if (p->IpAddressList.IpAddress.String[0]) num++;
2253
2254             need = sizeof(SOCKET_ADDRESS_LIST) + sizeof(SOCKET_ADDRESS) * (num - 1);
2255             need += sizeof(SOCKADDR) * num;
2256             *lpcbBytesReturned = need;
2257
2258             if (need > cbOutBuffer)
2259             {
2260                 HeapFree(GetProcessHeap(), 0, table);
2261                 WSASetLastError(WSAEFAULT);
2262                 return SOCKET_ERROR;
2263             }
2264
2265             if (lpbOutBuffer)
2266             {
2267                 unsigned int i;
2268                 SOCKET_ADDRESS *sa;
2269                 SOCKET_ADDRESS_LIST *sa_list = (SOCKET_ADDRESS_LIST *)lpbOutBuffer;
2270                 SOCKADDR_IN *sockaddr;
2271
2272                 sa = sa_list->Address;
2273                 sockaddr = (SOCKADDR_IN *)((char *)sa + num * sizeof(SOCKET_ADDRESS));
2274                 sa_list->iAddressCount = num;
2275
2276                 for (p = table, i = 0; p; p = p->Next)
2277                 {
2278                     if (!p->IpAddressList.IpAddress.String[0]) continue;
2279
2280                     sa[i].lpSockaddr = (SOCKADDR *)&sockaddr[i];
2281                     sa[i].iSockaddrLength = sizeof(SOCKADDR);
2282
2283                     sockaddr[i].sin_family = AF_INET;
2284                     sockaddr[i].sin_port = 0;
2285                     sockaddr[i].sin_addr.WS_s_addr = inet_addr(p->IpAddressList.IpAddress.String);
2286                     i++;
2287                 }
2288             }
2289
2290             HeapFree(GetProcessHeap(), 0, table);
2291             return 0;
2292         }
2293         else
2294         {
2295             WARN("unable to get IP address list\n");
2296             WSASetLastError(WSAEINVAL);
2297             return SOCKET_ERROR;
2298         }
2299    }
2300    case WS_SIO_FLUSH:
2301         FIXME("SIO_FLUSH: stub.\n");
2302         break;
2303
2304    case WS_SIO_GET_EXTENSION_FUNCTION_POINTER:
2305        FIXME("SIO_GET_EXTENSION_FUNCTION_POINTER %s: stub\n", debugstr_guid(lpvInBuffer));
2306        WSASetLastError(WSAEOPNOTSUPP);
2307        return SOCKET_ERROR;
2308
2309    default:
2310        FIXME("unsupported WS_IOCTL cmd (%08x)\n", dwIoControlCode);
2311        WSASetLastError(WSAEOPNOTSUPP);
2312        return SOCKET_ERROR;
2313    }
2314
2315    return 0;
2316 }
2317
2318
2319 /***********************************************************************
2320  *              ioctlsocket             (WS2_32.10)
2321  */
2322 int WINAPI WS_ioctlsocket(SOCKET s, LONG cmd, WS_u_long *argp)
2323 {
2324     int fd;
2325     long newcmd  = cmd;
2326
2327     TRACE("socket %04lx, cmd %08x, ptr %p\n", s, cmd, argp);
2328
2329     switch( cmd )
2330     {
2331     case WS_FIONREAD:
2332         newcmd=FIONREAD;
2333         break;
2334
2335     case WS_FIONBIO:
2336         if( _get_sock_mask(s) )
2337         {
2338             /* AsyncSelect()'ed sockets are always nonblocking */
2339             if (*argp) return 0;
2340             SetLastError(WSAEINVAL);
2341             return SOCKET_ERROR;
2342         }
2343         fd = get_sock_fd( s, 0, NULL );
2344         if (fd != -1)
2345         {
2346             int ret;
2347             if (*argp)
2348             {
2349                 _enable_event(SOCKET2HANDLE(s), 0, FD_WINE_NONBLOCKING, 0);
2350                 ret = fcntl( fd, F_SETFL, O_NONBLOCK );
2351             }
2352             else
2353             {
2354                 _enable_event(SOCKET2HANDLE(s), 0, 0, FD_WINE_NONBLOCKING);
2355                 ret = fcntl( fd, F_SETFL, 0 );
2356             }
2357             release_sock_fd( s, fd );
2358             if (!ret) return 0;
2359             SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
2360         }
2361         return SOCKET_ERROR;
2362
2363     case WS_SIOCATMARK:
2364         newcmd=SIOCATMARK;
2365         break;
2366
2367     case WS_FIOASYNC:
2368         WARN("Warning: WS1.1 shouldn't be using async I/O\n");
2369         SetLastError(WSAEINVAL);
2370         return SOCKET_ERROR;
2371
2372     case SIOCGIFBRDADDR:
2373     case SIOCGIFNETMASK:
2374     case SIOCGIFADDR:
2375         /* These don't need any special handling.  They are used by
2376            WsControl, and are here to suppress an unnecessary warning. */
2377         break;
2378
2379     default:
2380         /* Netscape tries hard to use bogus ioctl 0x667e */
2381         /* FIXME: 0x667e above is ('f' << 8) | 126, and is a low word of
2382          * FIONBIO (_IOW('f', 126, u_long)), how that should be handled?
2383          */
2384         WARN("\tunknown WS_IOCTL cmd (%08x)\n", cmd);
2385         break;
2386     }
2387
2388     fd = get_sock_fd( s, 0, NULL );
2389     if (fd != -1)
2390     {
2391         if( ioctl(fd, newcmd, (char*)argp ) == 0 )
2392         {
2393             release_sock_fd( s, fd );
2394             return 0;
2395         }
2396         SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
2397         release_sock_fd( s, fd );
2398     }
2399     return SOCKET_ERROR;
2400 }
2401
2402 /***********************************************************************
2403  *              listen          (WS2_32.13)
2404  */
2405 int WINAPI WS_listen(SOCKET s, int backlog)
2406 {
2407     int fd = get_sock_fd( s, FILE_READ_DATA, NULL );
2408
2409     TRACE("socket %04lx, backlog %d\n", s, backlog);
2410     if (fd != -1)
2411     {
2412         if (listen(fd, backlog) == 0)
2413         {
2414             release_sock_fd( s, fd );
2415             _enable_event(SOCKET2HANDLE(s), FD_ACCEPT,
2416                           FD_WINE_LISTENING,
2417                           FD_CONNECT|FD_WINE_CONNECTED);
2418             return 0;
2419         }
2420         SetLastError(wsaErrno());
2421         release_sock_fd( s, fd );
2422     }
2423     return SOCKET_ERROR;
2424 }
2425
2426 /***********************************************************************
2427  *              recv                    (WS2_32.16)
2428  */
2429 int WINAPI WS_recv(SOCKET s, char *buf, int len, int flags)
2430 {
2431     DWORD n, dwFlags = flags;
2432     WSABUF wsabuf;
2433
2434     wsabuf.len = len;
2435     wsabuf.buf = buf;
2436
2437     if ( WSARecvFrom(s, &wsabuf, 1, &n, &dwFlags, NULL, NULL, NULL, NULL) == SOCKET_ERROR )
2438         return SOCKET_ERROR;
2439     else
2440         return n;
2441 }
2442
2443 /***********************************************************************
2444  *              recvfrom                (WS2_32.17)
2445  */
2446 int WINAPI WS_recvfrom(SOCKET s, char *buf, INT len, int flags,
2447                        struct WS_sockaddr *from, int *fromlen)
2448 {
2449     DWORD n, dwFlags = flags;
2450     WSABUF wsabuf;
2451
2452     wsabuf.len = len;
2453     wsabuf.buf = buf;
2454
2455     if ( WSARecvFrom(s, &wsabuf, 1, &n, &dwFlags, from, fromlen, NULL, NULL) == SOCKET_ERROR )
2456         return SOCKET_ERROR;
2457     else
2458         return n;
2459 }
2460
2461 /* allocate a poll array for the corresponding fd sets */
2462 static struct pollfd *fd_sets_to_poll( const WS_fd_set *readfds, const WS_fd_set *writefds,
2463                                        const WS_fd_set *exceptfds, int *count_ptr )
2464 {
2465     int i, j = 0, count = 0;
2466     struct pollfd *fds;
2467
2468     if (readfds) count += readfds->fd_count;
2469     if (writefds) count += writefds->fd_count;
2470     if (exceptfds) count += exceptfds->fd_count;
2471     *count_ptr = count;
2472     if (!count) return NULL;
2473     if (!(fds = HeapAlloc( GetProcessHeap(), 0, count * sizeof(fds[0])))) return NULL;
2474     if (readfds)
2475         for (i = 0; i < readfds->fd_count; i++, j++)
2476         {
2477             fds[j].fd = get_sock_fd( readfds->fd_array[i], FILE_READ_DATA, NULL );
2478             fds[j].events = POLLIN;
2479             fds[j].revents = 0;
2480         }
2481     if (writefds)
2482         for (i = 0; i < writefds->fd_count; i++, j++)
2483         {
2484             fds[j].fd = get_sock_fd( writefds->fd_array[i], FILE_WRITE_DATA, NULL );
2485             fds[j].events = POLLOUT;
2486             fds[j].revents = 0;
2487         }
2488     if (exceptfds)
2489         for (i = 0; i < exceptfds->fd_count; i++, j++)
2490         {
2491             fds[j].fd = get_sock_fd( exceptfds->fd_array[i], 0, NULL );
2492             fds[j].events = POLLHUP;
2493             fds[j].revents = 0;
2494         }
2495     return fds;
2496 }
2497
2498 /* release the file descriptor obtained in fd_sets_to_poll */
2499 /* must be called with the original fd_set arrays, before calling get_poll_results */
2500 static void release_poll_fds( const WS_fd_set *readfds, const WS_fd_set *writefds,
2501                               const WS_fd_set *exceptfds, struct pollfd *fds )
2502 {
2503     int i, j = 0;
2504
2505     if (readfds)
2506     {
2507         for (i = 0; i < readfds->fd_count; i++, j++)
2508             if (fds[j].fd != -1) release_sock_fd( readfds->fd_array[i], fds[j].fd );
2509     }
2510     if (writefds)
2511     {
2512         for (i = 0; i < writefds->fd_count; i++, j++)
2513             if (fds[j].fd != -1) release_sock_fd( writefds->fd_array[i], fds[j].fd );
2514     }
2515     if (exceptfds)
2516     {
2517         for (i = 0; i < exceptfds->fd_count; i++, j++)
2518             if (fds[j].fd != -1)
2519             {
2520                 /* make sure we have a real error before releasing the fd */
2521                 if (!sock_error_p( fds[j].fd )) fds[j].revents = 0;
2522                 release_sock_fd( exceptfds->fd_array[i], fds[j].fd );
2523             }
2524     }
2525 }
2526
2527 /* map the poll results back into the Windows fd sets */
2528 static int get_poll_results( WS_fd_set *readfds, WS_fd_set *writefds, WS_fd_set *exceptfds,
2529                              const struct pollfd *fds )
2530 {
2531     int i, j = 0, k, total = 0;
2532
2533     if (readfds)
2534     {
2535         for (i = k = 0; i < readfds->fd_count; i++, j++)
2536             if (fds[j].revents) readfds->fd_array[k++] = readfds->fd_array[i];
2537         readfds->fd_count = k;
2538         total += k;
2539     }
2540     if (writefds)
2541     {
2542         for (i = k = 0; i < writefds->fd_count; i++, j++)
2543             if (fds[j].revents) writefds->fd_array[k++] = writefds->fd_array[i];
2544         writefds->fd_count = k;
2545         total += k;
2546     }
2547     if (exceptfds)
2548     {
2549         for (i = k = 0; i < exceptfds->fd_count; i++, j++)
2550             if (fds[j].revents) exceptfds->fd_array[k++] = exceptfds->fd_array[i];
2551         exceptfds->fd_count = k;
2552         total += k;
2553     }
2554     return total;
2555 }
2556
2557
2558 /***********************************************************************
2559  *              select                  (WS2_32.18)
2560  */
2561 int WINAPI WS_select(int nfds, WS_fd_set *ws_readfds,
2562                      WS_fd_set *ws_writefds, WS_fd_set *ws_exceptfds,
2563                      const struct WS_timeval* ws_timeout)
2564 {
2565     struct pollfd *pollfds;
2566     int count, ret, timeout = -1;
2567
2568     TRACE("read %p, write %p, excp %p timeout %p\n",
2569           ws_readfds, ws_writefds, ws_exceptfds, ws_timeout);
2570
2571     if (!(pollfds = fd_sets_to_poll( ws_readfds, ws_writefds, ws_exceptfds, &count )) && count)
2572     {
2573         SetLastError( ERROR_NOT_ENOUGH_MEMORY );
2574         return SOCKET_ERROR;
2575     }
2576
2577     if (ws_timeout) timeout = (ws_timeout->tv_sec * 1000) + (ws_timeout->tv_usec + 999) / 1000;
2578
2579     ret = poll( pollfds, count, timeout );
2580     release_poll_fds( ws_readfds, ws_writefds, ws_exceptfds, pollfds );
2581
2582     if (ret == -1) SetLastError(wsaErrno());
2583     else ret = get_poll_results( ws_readfds, ws_writefds, ws_exceptfds, pollfds );
2584     HeapFree( GetProcessHeap(), 0, pollfds );
2585     return ret;
2586 }
2587
2588 /* helper to send completion messages for client-only i/o operation case */
2589 static void WS_AddCompletion( SOCKET sock, ULONG_PTR CompletionValue, NTSTATUS CompletionStatus, ULONG_PTR Information )
2590 {
2591     NTSTATUS status;
2592
2593     SERVER_START_REQ( add_fd_completion )
2594     {
2595         req->handle      = SOCKET2HANDLE(sock);
2596         req->cvalue      = CompletionValue;
2597         req->status      = CompletionStatus;
2598         req->information = Information;
2599         status = wine_server_call( req );
2600     }
2601     SERVER_END_REQ;
2602 }
2603
2604
2605 /***********************************************************************
2606  *              send                    (WS2_32.19)
2607  */
2608 int WINAPI WS_send(SOCKET s, const char *buf, int len, int flags)
2609 {
2610     DWORD n;
2611     WSABUF wsabuf;
2612
2613     wsabuf.len = len;
2614     wsabuf.buf = (char*) buf;
2615
2616     if ( WSASendTo( s, &wsabuf, 1, &n, flags, NULL, 0, NULL, NULL) == SOCKET_ERROR )
2617         return SOCKET_ERROR;
2618     else
2619         return n;
2620 }
2621
2622 /***********************************************************************
2623  *              WSASend                 (WS2_32.72)
2624  */
2625 INT WINAPI WSASend( SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
2626                     LPDWORD lpNumberOfBytesSent, DWORD dwFlags,
2627                     LPWSAOVERLAPPED lpOverlapped,
2628                     LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine )
2629 {
2630     return WSASendTo( s, lpBuffers, dwBufferCount, lpNumberOfBytesSent, dwFlags,
2631                       NULL, 0, lpOverlapped, lpCompletionRoutine );
2632 }
2633
2634 /***********************************************************************
2635  *              WSASendDisconnect       (WS2_32.73)
2636  */
2637 INT WINAPI WSASendDisconnect( SOCKET s, LPWSABUF lpBuffers )
2638 {
2639     return WS_shutdown( s, SD_SEND );
2640 }
2641
2642
2643 /***********************************************************************
2644  *              WSASendTo               (WS2_32.74)
2645  */
2646 INT WINAPI WSASendTo( SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
2647                       LPDWORD lpNumberOfBytesSent, DWORD dwFlags,
2648                       const struct WS_sockaddr *to, int tolen,
2649                       LPWSAOVERLAPPED lpOverlapped,
2650                       LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine )
2651 {
2652     unsigned int i, options;
2653     int n, fd, err;
2654     struct iovec iovec[WS_MSG_MAXIOVLEN];
2655     ULONG_PTR cvalue = (lpOverlapped && ((ULONG_PTR)lpOverlapped->hEvent & 1) == 0) ? (ULONG_PTR)lpOverlapped : 0;
2656
2657     TRACE("socket %04lx, wsabuf %p, nbufs %d, flags %d, to %p, tolen %d, ovl %p, func %p\n",
2658           s, lpBuffers, dwBufferCount, dwFlags,
2659           to, tolen, lpOverlapped, lpCompletionRoutine);
2660
2661     if (dwBufferCount > WS_MSG_MAXIOVLEN)
2662     {
2663         WSASetLastError( WSAEINVAL );
2664         return SOCKET_ERROR;
2665     }
2666
2667     fd = get_sock_fd( s, FILE_WRITE_DATA, &options );
2668     TRACE( "fd=%d, options=%x\n", fd, options );
2669
2670     if ( fd == -1 ) return SOCKET_ERROR;
2671
2672     if ( !lpNumberOfBytesSent )
2673     {
2674         err = WSAEFAULT;
2675         goto error;
2676     }
2677
2678     for ( i = 0; i < dwBufferCount; i++ )
2679     {
2680         iovec[i].iov_base = lpBuffers[i].buf;
2681         iovec[i].iov_len  = lpBuffers[i].len;
2682     }
2683
2684     for (;;)
2685     {
2686         n = WS2_send( fd, iovec, dwBufferCount, to, tolen, dwFlags );
2687         if (n != -1 || errno != EINTR) break;
2688     }
2689     if (n == -1 && errno != EAGAIN)
2690     {
2691         err = wsaErrno();
2692         if (cvalue) WS_AddCompletion( s, cvalue, err, 0 );
2693         goto error;
2694     }
2695
2696     if ((lpOverlapped || lpCompletionRoutine) &&
2697         !(options & (FILE_SYNCHRONOUS_IO_ALERT | FILE_SYNCHRONOUS_IO_NONALERT)))
2698     {
2699         IO_STATUS_BLOCK *iosb;
2700         struct ws2_async *wsa = HeapAlloc( GetProcessHeap(), 0, sizeof(*wsa) );
2701
2702         if ( !wsa )
2703         {
2704             err = WSAEFAULT;
2705             goto error;
2706         }
2707         release_sock_fd( s, fd );
2708
2709         wsa->hSocket         = SOCKET2HANDLE(s);
2710         wsa->addr            = (struct WS_sockaddr *)to;
2711         wsa->addrlen.val     = tolen;
2712         wsa->flags           = 0;
2713         wsa->user_overlapped = lpOverlapped;
2714         wsa->completion_func = lpCompletionRoutine;
2715         wsa->n_iovecs        = dwBufferCount;
2716         memcpy( wsa->iovec, iovec, dwBufferCount * sizeof(*iovec) );
2717
2718         iosb = lpOverlapped ? (IO_STATUS_BLOCK *)lpOverlapped : &wsa->local_iosb;
2719         if (n == -1)
2720         {
2721             iosb->u.Status = STATUS_PENDING;
2722             iosb->Information = 0;
2723
2724             SERVER_START_REQ( register_async )
2725             {
2726                 req->handle = wsa->hSocket;
2727                 req->type   = ASYNC_TYPE_WRITE;
2728                 req->async.callback = WS2_async_send;
2729                 req->async.iosb     = iosb;
2730                 req->async.arg      = wsa;
2731                 req->async.apc      = ws2_async_apc;
2732                 req->async.event    = lpCompletionRoutine ? 0 : lpOverlapped->hEvent;
2733                 req->async.cvalue   = cvalue;
2734                 err = wine_server_call( req );
2735             }
2736             SERVER_END_REQ;
2737
2738             if (err != STATUS_PENDING) HeapFree( GetProcessHeap(), 0, wsa );
2739             WSASetLastError( NtStatusToWSAError( err ));
2740             return SOCKET_ERROR;
2741         }
2742
2743         iosb->u.Status = STATUS_SUCCESS;
2744         iosb->Information = n;
2745         *lpNumberOfBytesSent = n;
2746         if (!wsa->completion_func)
2747         {
2748             if (cvalue) WS_AddCompletion( s, cvalue, STATUS_SUCCESS, n );
2749             SetEvent( lpOverlapped->hEvent );
2750             HeapFree( GetProcessHeap(), 0, wsa );
2751         }
2752         else NtQueueApcThread( GetCurrentThread(), (PNTAPCFUNC)ws2_async_apc,
2753                                (ULONG_PTR)wsa, (ULONG_PTR)iosb, 0 );
2754         return 0;
2755     }
2756
2757     if ( _is_blocking(s) )
2758     {
2759         /* On a blocking non-overlapped stream socket,
2760          * sending blocks until the entire buffer is sent. */
2761         DWORD timeout_start = GetTickCount();
2762         unsigned int first_buff = 0;
2763
2764         *lpNumberOfBytesSent = 0;
2765
2766         while (first_buff < dwBufferCount)
2767         {
2768             struct pollfd pfd;
2769             int timeout = GET_SNDTIMEO(fd);
2770
2771             if (n >= 0)
2772             {
2773                 *lpNumberOfBytesSent += n;
2774                 while (first_buff < dwBufferCount && iovec[first_buff].iov_len <= n)
2775                     n -= iovec[first_buff++].iov_len;
2776                 if (first_buff >= dwBufferCount) break;
2777                 iovec[first_buff].iov_base = (char*)iovec[first_buff].iov_base + n;
2778                 iovec[first_buff].iov_len -= n;
2779             }
2780
2781             if (timeout != -1)
2782             {
2783                 timeout -= GetTickCount() - timeout_start;
2784                 if (timeout < 0) timeout = 0;
2785             }
2786
2787             pfd.fd = fd;
2788             pfd.events = POLLOUT;
2789
2790             if (!timeout || !poll( &pfd, 1, timeout ))
2791             {
2792                 err = WSAETIMEDOUT;
2793                 goto error; /* msdn says a timeout in send is fatal */
2794             }
2795
2796             n = WS2_send( fd, iovec + first_buff, dwBufferCount - first_buff, to, tolen, dwFlags );
2797             if (n == -1 && errno != EAGAIN && errno != EINTR)
2798             {
2799                 err = wsaErrno();
2800                 goto error;
2801             }
2802         }
2803     }
2804     else  /* non-blocking */
2805     {
2806         _enable_event(SOCKET2HANDLE(s), FD_WRITE, 0, 0);
2807         if (n == -1)
2808         {
2809             err = WSAEWOULDBLOCK;
2810             goto error;
2811         }
2812         *lpNumberOfBytesSent = n;
2813     }
2814
2815     TRACE(" -> %i bytes\n", *lpNumberOfBytesSent);
2816
2817     release_sock_fd( s, fd );
2818     return 0;
2819
2820 error:
2821     release_sock_fd( s, fd );
2822     WARN(" -> ERROR %d\n", err);
2823     WSASetLastError(err);
2824     return SOCKET_ERROR;
2825 }
2826
2827 /***********************************************************************
2828  *              sendto          (WS2_32.20)
2829  */
2830 int WINAPI WS_sendto(SOCKET s, const char *buf, int len, int flags,
2831                               const struct WS_sockaddr *to, int tolen)
2832 {
2833     DWORD n;
2834     WSABUF wsabuf;
2835
2836     wsabuf.len = len;
2837     wsabuf.buf = (char*) buf;
2838
2839     if ( WSASendTo(s, &wsabuf, 1, &n, flags, to, tolen, NULL, NULL) == SOCKET_ERROR )
2840         return SOCKET_ERROR;
2841     else
2842         return n;
2843 }
2844
2845 /***********************************************************************
2846  *              setsockopt              (WS2_32.21)
2847  */
2848 int WINAPI WS_setsockopt(SOCKET s, int level, int optname,
2849                                   const char *optval, int optlen)
2850 {
2851     int fd;
2852     int woptval;
2853     struct linger linger;
2854     struct timeval tval;
2855
2856     TRACE("socket: %04lx, level 0x%x, name 0x%x, ptr %p, len %d\n",
2857           s, level, optname, optval, optlen);
2858
2859     /* some broken apps pass the value directly instead of a pointer to it */
2860     if(IS_INTRESOURCE(optval))
2861     {
2862         SetLastError(WSAEFAULT);
2863         return SOCKET_ERROR;
2864     }
2865
2866     switch(level)
2867     {
2868     case WS_SOL_SOCKET:
2869         switch(optname)
2870         {
2871         /* Some options need some conversion before they can be sent to
2872          * setsockopt. The conversions are done here, then they will fall though
2873          * to the general case. Special options that are not passed to
2874          * setsockopt follow below that.*/
2875
2876         case WS_SO_DONTLINGER:
2877             linger.l_onoff  = *((const int*)optval) ? 0: 1;
2878             linger.l_linger = 0;
2879             level = SOL_SOCKET;
2880             optname = SO_LINGER;
2881             optval = (char*)&linger;
2882             optlen = sizeof(struct linger);
2883             break;
2884
2885         case WS_SO_LINGER:
2886             linger.l_onoff  = ((LINGER*)optval)->l_onoff;
2887             linger.l_linger  = ((LINGER*)optval)->l_linger;
2888             /* FIXME: what is documented behavior if SO_LINGER optval
2889                is null?? */
2890             level = SOL_SOCKET;
2891             optname = SO_LINGER;
2892             optval = (char*)&linger;
2893             optlen = sizeof(struct linger);
2894             break;
2895
2896         case WS_SO_RCVBUF:
2897             if (*(const int*)optval < 2048)
2898             {
2899                 WARN("SO_RCVBF for %d bytes is too small: ignored\n", *(const int*)optval );
2900                 return 0;
2901             }
2902             /* Fall through */
2903
2904         /* The options listed here don't need any special handling. Thanks to
2905          * the conversion happening above, options from there will fall through
2906          * to this, too.*/
2907         case WS_SO_ACCEPTCONN:
2908         case WS_SO_BROADCAST:
2909         case WS_SO_ERROR:
2910         case WS_SO_KEEPALIVE:
2911         case WS_SO_OOBINLINE:
2912         /* BSD socket SO_REUSEADDR is not 100% compatible to winsock semantics.
2913          * however, using it the BSD way fixes bug 8513 and seems to be what
2914          * most programmers assume, anyway */
2915         case WS_SO_REUSEADDR:
2916         case WS_SO_SNDBUF:
2917         case WS_SO_TYPE:
2918             convert_sockopt(&level, &optname);
2919             break;
2920
2921         /* SO_DEBUG is a privileged operation, ignore it. */
2922         case WS_SO_DEBUG:
2923             TRACE("Ignoring SO_DEBUG\n");
2924             return 0;
2925
2926         /* For some reason the game GrandPrixLegends does set SO_DONTROUTE on its
2927          * socket. According to MSDN, this option is silently ignored.*/
2928         case WS_SO_DONTROUTE:
2929             TRACE("Ignoring SO_DONTROUTE\n");
2930             return 0;
2931
2932         /* Stops two sockets from being bound to the same port. Always happens
2933          * on unix systems, so just drop it. */
2934         case WS_SO_EXCLUSIVEADDRUSE:
2935             TRACE("Ignoring SO_EXCLUSIVEADDRUSE, is always set.\n");
2936             return 0;
2937
2938         /* SO_OPENTYPE does not require a valid socket handle. */
2939         case WS_SO_OPENTYPE:
2940             if (!optlen || optlen < sizeof(int) || !optval)
2941             {
2942                 SetLastError(WSAEFAULT);
2943                 return SOCKET_ERROR;
2944             }
2945             get_per_thread_data()->opentype = *(const int *)optval;
2946             TRACE("setting global SO_OPENTYPE = 0x%x\n", *((int*)optval) );
2947             return 0;
2948
2949 #ifdef SO_RCVTIMEO
2950         case WS_SO_RCVTIMEO:
2951 #endif
2952 #ifdef SO_SNDTIMEO
2953         case WS_SO_SNDTIMEO:
2954 #endif
2955 #if defined(SO_RCVTIMEO) || defined(SO_SNDTIMEO)
2956             if (optval && optlen == sizeof(UINT32)) {
2957                 /* WinSock passes milliseconds instead of struct timeval */
2958                 tval.tv_usec = (*(const UINT32*)optval % 1000) * 1000;
2959                 tval.tv_sec = *(const UINT32*)optval / 1000;
2960                 /* min of 500 milliseconds */
2961                 if (tval.tv_sec == 0 && tval.tv_usec < 500000)
2962                     tval.tv_usec = 500000;
2963                 optlen = sizeof(struct timeval);
2964                 optval = (char*)&tval;
2965             } else if (optlen == sizeof(struct timeval)) {
2966                 WARN("SO_SND/RCVTIMEO for %d bytes: assuming unixism\n", optlen);
2967             } else {
2968                 WARN("SO_SND/RCVTIMEO for %d bytes is weird: ignored\n", optlen);
2969                 return 0;
2970             }
2971             convert_sockopt(&level, &optname);
2972             break;
2973 #endif
2974
2975         default:
2976             TRACE("Unknown SOL_SOCKET optname: 0x%08x\n", optname);
2977             SetLastError(WSAENOPROTOOPT);
2978             return SOCKET_ERROR;
2979         }
2980         break; /* case WS_SOL_SOCKET */
2981
2982 #ifdef HAVE_IPX
2983     case NSPROTO_IPX:
2984         switch(optname)
2985         {
2986         case IPX_PTYPE:
2987             fd = get_sock_fd( s, 0, NULL );
2988             TRACE("trying to set IPX_PTYPE: %d (fd: %d)\n", *(const int*)optval, fd);
2989
2990             /* We try to set the ipx type on ipx socket level. */
2991 #ifdef SOL_IPX
2992             if(setsockopt(fd, SOL_IPX, IPX_TYPE, optval, optlen) == -1)
2993             {
2994                 ERR("IPX: could not set ipx option type; expect weird behaviour\n");
2995                 release_sock_fd( s, fd );
2996                 return SOCKET_ERROR;
2997             }
2998 #else
2999             {
3000                 struct ipx val;
3001                 /* Should we retrieve val using a getsockopt call and then
3002                  * set the modified one? */
3003                 val.ipx_pt = *optval;
3004                 setsockopt(fd, 0, SO_DEFAULT_HEADERS, &val, sizeof(struct ipx));
3005             }
3006 #endif
3007             release_sock_fd( s, fd );
3008             return 0;
3009
3010         case IPX_FILTERPTYPE:
3011             /* Sets the receive filter packet type, at the moment we don't support it */
3012             FIXME("IPX_FILTERPTYPE: %x\n", *optval);
3013             /* Returning 0 is better for now than returning a SOCKET_ERROR */
3014             return 0;
3015
3016         default:
3017             FIXME("opt_name:%x\n", optname);
3018             return SOCKET_ERROR;
3019         }
3020         break; /* case NSPROTO_IPX */
3021 #endif
3022
3023     /* Levels WS_IPPROTO_TCP and WS_IPPROTO_IP convert directly */
3024     case WS_IPPROTO_TCP:
3025         switch(optname)
3026         {
3027         case WS_TCP_NODELAY:
3028             convert_sockopt(&level, &optname);
3029             break;
3030         default:
3031             FIXME("Unknown IPPROTO_TCP optname 0x%08x\n", optname);
3032             return SOCKET_ERROR;
3033         }
3034         break;
3035
3036     case WS_IPPROTO_IP:
3037         switch(optname)
3038         {
3039         case WS_IP_ADD_MEMBERSHIP:
3040         case WS_IP_DROP_MEMBERSHIP:
3041 #ifdef IP_HDRINCL
3042         case WS_IP_HDRINCL:
3043 #endif
3044         case WS_IP_MULTICAST_IF:
3045         case WS_IP_MULTICAST_LOOP:
3046         case WS_IP_MULTICAST_TTL:
3047         case WS_IP_OPTIONS:
3048         case WS_IP_TOS:
3049         case WS_IP_TTL:
3050             convert_sockopt(&level, &optname);
3051             break;
3052         case WS_IP_DONTFRAGMENT:
3053             FIXME("IP_DONTFRAGMENT is silently ignored!\n");
3054             return 0;
3055         default:
3056             FIXME("Unknown IPPROTO_IP optname 0x%08x\n", optname);
3057             return SOCKET_ERROR;
3058         }
3059         break;
3060
3061     default:
3062         FIXME("Unknown level: 0x%08x\n", level);
3063         return SOCKET_ERROR;
3064     } /* end switch(level) */
3065
3066     /* avoid endianness issues if argument is a 16-bit int */
3067     if (optval && optlen < sizeof(int))
3068     {
3069         woptval= *((const INT16 *) optval);
3070         optval= (char*) &woptval;
3071         optlen=sizeof(int);
3072     }
3073     fd = get_sock_fd( s, 0, NULL );
3074     if (fd == -1) return SOCKET_ERROR;
3075
3076     if (setsockopt(fd, level, optname, optval, optlen) == 0)
3077     {
3078         release_sock_fd( s, fd );
3079         return 0;
3080     }
3081     TRACE("Setting socket error, %d\n", wsaErrno());
3082     SetLastError(wsaErrno());
3083     release_sock_fd( s, fd );
3084
3085     return SOCKET_ERROR;
3086 }
3087
3088 /***********************************************************************
3089  *              shutdown                (WS2_32.22)
3090  */
3091 int WINAPI WS_shutdown(SOCKET s, int how)
3092 {
3093     int fd, err = WSAENOTSOCK;
3094     unsigned int options, clear_flags = 0;
3095
3096     fd = get_sock_fd( s, 0, &options );
3097     TRACE("socket %04lx, how %i %x\n", s, how, options );
3098
3099     if (fd == -1)
3100         return SOCKET_ERROR;
3101
3102     switch( how )
3103     {
3104     case 0: /* drop receives */
3105         clear_flags |= FD_READ;
3106         break;
3107     case 1: /* drop sends */
3108         clear_flags |= FD_WRITE;
3109         break;
3110     case 2: /* drop all */
3111         clear_flags |= FD_READ|FD_WRITE;
3112     default:
3113         clear_flags |= FD_WINE_LISTENING;
3114     }
3115
3116     if (!(options & (FILE_SYNCHRONOUS_IO_ALERT | FILE_SYNCHRONOUS_IO_NONALERT)))
3117     {
3118         switch ( how )
3119         {
3120         case SD_RECEIVE:
3121             err = WS2_register_async_shutdown( s, ASYNC_TYPE_READ );
3122             break;
3123         case SD_SEND:
3124             err = WS2_register_async_shutdown( s, ASYNC_TYPE_WRITE );
3125             break;
3126         case SD_BOTH:
3127         default:
3128             err = WS2_register_async_shutdown( s, ASYNC_TYPE_READ );
3129             if (!err) err = WS2_register_async_shutdown( s, ASYNC_TYPE_WRITE );
3130             break;
3131         }
3132         if (err) goto error;
3133     }
3134     else /* non-overlapped mode */
3135     {
3136         if ( shutdown( fd, how ) )
3137         {
3138             err = wsaErrno();
3139             goto error;
3140         }
3141     }
3142
3143     release_sock_fd( s, fd );
3144     _enable_event( SOCKET2HANDLE(s), 0, 0, clear_flags );
3145     if ( how > 1) WSAAsyncSelect( s, 0, 0, 0 );
3146     return 0;
3147
3148 error:
3149     release_sock_fd( s, fd );
3150     _enable_event( SOCKET2HANDLE(s), 0, 0, clear_flags );
3151     WSASetLastError( err );
3152     return SOCKET_ERROR;
3153 }
3154
3155 /***********************************************************************
3156  *              socket          (WS2_32.23)
3157  */
3158 SOCKET WINAPI WS_socket(int af, int type, int protocol)
3159 {
3160     TRACE("af=%d type=%d protocol=%d\n", af, type, protocol);
3161
3162     return WSASocketA( af, type, protocol, NULL, 0,
3163                        get_per_thread_data()->opentype ? 0 : WSA_FLAG_OVERLAPPED );
3164 }
3165
3166
3167 /***********************************************************************
3168  *              gethostbyaddr           (WS2_32.51)
3169  */
3170 struct WS_hostent* WINAPI WS_gethostbyaddr(const char *addr, int len, int type)
3171 {
3172     struct WS_hostent *retval = NULL;
3173     struct hostent* host;
3174
3175 #ifdef HAVE_LINUX_GETHOSTBYNAME_R_6
3176     char *extrabuf;
3177     int ebufsize=1024;
3178     struct hostent hostentry;
3179     int locerr=ENOBUFS;
3180     host = NULL;
3181     extrabuf=HeapAlloc(GetProcessHeap(),0,ebufsize) ;
3182     while(extrabuf) {
3183         int res = gethostbyaddr_r(addr, len, type,
3184                                   &hostentry, extrabuf, ebufsize, &host, &locerr);
3185         if( res != ERANGE) break;
3186         ebufsize *=2;
3187         extrabuf=HeapReAlloc(GetProcessHeap(),0,extrabuf,ebufsize) ;
3188     }
3189     if (!host) SetLastError((locerr < 0) ? wsaErrno() : wsaHerrno(locerr));
3190 #else
3191     EnterCriticalSection( &csWSgetXXXbyYYY );
3192     host = gethostbyaddr(addr, len, type);
3193     if (!host) SetLastError((h_errno < 0) ? wsaErrno() : wsaHerrno(h_errno));
3194 #endif
3195     if( host != NULL ) retval = WS_dup_he(host);
3196 #ifdef  HAVE_LINUX_GETHOSTBYNAME_R_6
3197     HeapFree(GetProcessHeap(),0,extrabuf);
3198 #else
3199     LeaveCriticalSection( &csWSgetXXXbyYYY );
3200 #endif
3201     TRACE("ptr %p, len %d, type %d ret %p\n", addr, len, type, retval);
3202     return retval;
3203 }
3204
3205 /***********************************************************************
3206  *              gethostbyname           (WS2_32.52)
3207  */
3208 struct WS_hostent* WINAPI WS_gethostbyname(const char* name)
3209 {
3210     struct WS_hostent *retval = NULL;
3211     struct hostent*     host;
3212 #ifdef  HAVE_LINUX_GETHOSTBYNAME_R_6
3213     char *extrabuf;
3214     int ebufsize=1024;
3215     struct hostent hostentry;
3216     int locerr = ENOBUFS;
3217 #endif
3218     char buf[100];
3219     if( !name || !name[0]) {
3220         name = buf;
3221         if( gethostname( buf, 100) == -1) {
3222             SetLastError( WSAENOBUFS); /* appropriate ? */
3223             return retval;
3224         }
3225     }
3226 #ifdef  HAVE_LINUX_GETHOSTBYNAME_R_6
3227     host = NULL;
3228     extrabuf=HeapAlloc(GetProcessHeap(),0,ebufsize) ;
3229     while(extrabuf) {
3230         int res = gethostbyname_r(name, &hostentry, extrabuf, ebufsize, &host, &locerr);
3231         if( res != ERANGE) break;
3232         ebufsize *=2;
3233         extrabuf=HeapReAlloc(GetProcessHeap(),0,extrabuf,ebufsize) ;
3234     }
3235     if (!host) SetLastError((locerr < 0) ? wsaErrno() : wsaHerrno(locerr));
3236 #else
3237     EnterCriticalSection( &csWSgetXXXbyYYY );
3238     host = gethostbyname(name);
3239     if (!host) SetLastError((h_errno < 0) ? wsaErrno() : wsaHerrno(h_errno));
3240 #endif
3241     if (host) retval = WS_dup_he(host);
3242 #ifdef  HAVE_LINUX_GETHOSTBYNAME_R_6
3243     HeapFree(GetProcessHeap(),0,extrabuf);
3244 #else
3245     LeaveCriticalSection( &csWSgetXXXbyYYY );
3246 #endif
3247     if (retval && retval->h_addr_list[0][0] == 127 &&
3248         strcmp(name, "localhost") != 0)
3249     {
3250         /* hostname != "localhost" but has loopback address. replace by our
3251          * special address.*/
3252         memcpy(retval->h_addr_list[0], magic_loopback_addr, 4);
3253     }
3254     TRACE( "%s ret %p\n", debugstr_a(name), retval );
3255     return retval;
3256 }
3257
3258
3259 /***********************************************************************
3260  *              getprotobyname          (WS2_32.53)
3261  */
3262 struct WS_protoent* WINAPI WS_getprotobyname(const char* name)
3263 {
3264     struct WS_protoent* retval = NULL;
3265 #ifdef HAVE_GETPROTOBYNAME
3266     struct protoent*     proto;
3267     EnterCriticalSection( &csWSgetXXXbyYYY );
3268     if( (proto = getprotobyname(name)) != NULL )
3269     {
3270         retval = WS_dup_pe(proto);
3271     }
3272     else {
3273         MESSAGE("protocol %s not found; You might want to add "
3274                 "this to /etc/protocols\n", debugstr_a(name) );
3275         SetLastError(WSANO_DATA);
3276     }
3277     LeaveCriticalSection( &csWSgetXXXbyYYY );
3278 #endif
3279     TRACE( "%s ret %p\n", debugstr_a(name), retval );
3280     return retval;
3281 }
3282
3283
3284 /***********************************************************************
3285  *              getprotobynumber        (WS2_32.54)
3286  */
3287 struct WS_protoent* WINAPI WS_getprotobynumber(int number)
3288 {
3289     struct WS_protoent* retval = NULL;
3290 #ifdef HAVE_GETPROTOBYNUMBER
3291     struct protoent*     proto;
3292     EnterCriticalSection( &csWSgetXXXbyYYY );
3293     if( (proto = getprotobynumber(number)) != NULL )
3294     {
3295         retval = WS_dup_pe(proto);
3296     }
3297     else {
3298         MESSAGE("protocol number %d not found; You might want to add "
3299                 "this to /etc/protocols\n", number );
3300         SetLastError(WSANO_DATA);
3301     }
3302     LeaveCriticalSection( &csWSgetXXXbyYYY );
3303 #endif
3304     TRACE("%i ret %p\n", number, retval);
3305     return retval;
3306 }
3307
3308
3309 /***********************************************************************
3310  *              getservbyname           (WS2_32.55)
3311  */
3312 struct WS_servent* WINAPI WS_getservbyname(const char *name, const char *proto)
3313 {
3314     struct WS_servent* retval = NULL;
3315     struct servent*     serv;
3316     char *name_str;
3317     char *proto_str = NULL;
3318
3319     if (!(name_str = strdup_lower(name))) return NULL;
3320
3321     if (proto && *proto)
3322     {
3323         if (!(proto_str = strdup_lower(proto)))
3324         {
3325             HeapFree( GetProcessHeap(), 0, name_str );
3326             return NULL;
3327         }
3328     }
3329
3330     EnterCriticalSection( &csWSgetXXXbyYYY );
3331     serv = getservbyname(name_str, proto_str);
3332     if( serv != NULL )
3333     {
3334         retval = WS_dup_se(serv);
3335     }
3336     else SetLastError(WSANO_DATA);
3337     LeaveCriticalSection( &csWSgetXXXbyYYY );
3338     HeapFree( GetProcessHeap(), 0, proto_str );
3339     HeapFree( GetProcessHeap(), 0, name_str );
3340     TRACE( "%s, %s ret %p\n", debugstr_a(name), debugstr_a(proto), retval );
3341     return retval;
3342 }
3343
3344 /***********************************************************************
3345  *              freeaddrinfo            (WS2_32.@)
3346  */
3347 void WINAPI WS_freeaddrinfo(struct WS_addrinfo *res)
3348 {
3349     while (res) {
3350         struct WS_addrinfo *next;
3351
3352         HeapFree(GetProcessHeap(),0,res->ai_canonname);
3353         HeapFree(GetProcessHeap(),0,res->ai_addr);
3354         next = res->ai_next;
3355         HeapFree(GetProcessHeap(),0,res);
3356         res = next;
3357     }
3358 }
3359
3360 /* helper functions for getaddrinfo()/getnameinfo() */
3361 static int convert_aiflag_w2u(int winflags) {
3362     int i, unixflags = 0;
3363
3364     for (i=0;i<sizeof(ws_aiflag_map)/sizeof(ws_aiflag_map[0]);i++)
3365         if (ws_aiflag_map[i][0] & winflags) {
3366             unixflags |= ws_aiflag_map[i][1];
3367             winflags &= ~ws_aiflag_map[i][0];
3368         }
3369     if (winflags)
3370         FIXME("Unhandled windows AI_xxx flags %x\n", winflags);
3371     return unixflags;
3372 }
3373
3374 static int convert_niflag_w2u(int winflags) {
3375     int i, unixflags = 0;
3376
3377     for (i=0;i<sizeof(ws_niflag_map)/sizeof(ws_niflag_map[0]);i++)
3378         if (ws_niflag_map[i][0] & winflags) {
3379             unixflags |= ws_niflag_map[i][1];
3380             winflags &= ~ws_niflag_map[i][0];
3381         }
3382     if (winflags)
3383         FIXME("Unhandled windows NI_xxx flags %x\n", winflags);
3384     return unixflags;
3385 }
3386
3387 static int convert_aiflag_u2w(int unixflags) {
3388     int i, winflags = 0;
3389
3390     for (i=0;i<sizeof(ws_aiflag_map)/sizeof(ws_aiflag_map[0]);i++)
3391         if (ws_aiflag_map[i][1] & unixflags) {
3392             winflags |= ws_aiflag_map[i][0];
3393             unixflags &= ~ws_aiflag_map[i][1];
3394         }
3395     if (unixflags) /* will warn usually */
3396         WARN("Unhandled UNIX AI_xxx flags %x\n", unixflags);
3397     return winflags;
3398 }
3399
3400 static int convert_eai_u2w(int unixret) {
3401     int i;
3402
3403     for (i=0;ws_eai_map[i][0];i++)
3404         if (ws_eai_map[i][1] == unixret)
3405             return ws_eai_map[i][0];
3406     return unixret;
3407 }
3408
3409 /***********************************************************************
3410  *              getaddrinfo             (WS2_32.@)
3411  */
3412 int WINAPI WS_getaddrinfo(LPCSTR nodename, LPCSTR servname, const struct WS_addrinfo *hints, struct WS_addrinfo **res)
3413 {
3414 #ifdef HAVE_GETADDRINFO
3415     struct addrinfo *unixaires = NULL;
3416     int   result;
3417     struct addrinfo unixhints, *punixhints = NULL;
3418     CHAR *node = NULL, *serv = NULL;
3419
3420     if (nodename)
3421         if (!(node = strdup_lower(nodename))) return WSA_NOT_ENOUGH_MEMORY;
3422
3423     if (servname) {
3424         if (!(serv = strdup_lower(servname))) {
3425             HeapFree(GetProcessHeap(), 0, node);
3426             return WSA_NOT_ENOUGH_MEMORY;
3427         }
3428     }
3429
3430     if (hints) {
3431         punixhints = &unixhints;
3432
3433         memset(&unixhints, 0, sizeof(unixhints));
3434         punixhints->ai_flags    = convert_aiflag_w2u(hints->ai_flags);
3435         if (hints->ai_family == 0) /* wildcard, specific to getaddrinfo() */
3436             punixhints->ai_family = 0;
3437         else
3438             punixhints->ai_family = convert_af_w2u(hints->ai_family);
3439         if (hints->ai_socktype == 0) /* wildcard, specific to getaddrinfo() */
3440             punixhints->ai_socktype = 0;
3441         else
3442             punixhints->ai_socktype = convert_socktype_w2u(hints->ai_socktype);
3443         if (hints->ai_protocol == 0) /* wildcard, specific to getaddrinfo() */
3444             punixhints->ai_protocol = 0;
3445         else
3446             punixhints->ai_protocol = convert_proto_w2u(hints->ai_protocol);
3447     }
3448
3449     /* getaddrinfo(3) is thread safe, no need to wrap in CS */
3450     result = getaddrinfo(nodename, servname, punixhints, &unixaires);
3451
3452     TRACE("%s, %s %p -> %p %d\n", nodename, servname, hints, res, result);
3453
3454     HeapFree(GetProcessHeap(), 0, node);
3455     HeapFree(GetProcessHeap(), 0, serv);
3456
3457     if (!result) {
3458         struct addrinfo *xuai = unixaires;
3459         struct WS_addrinfo **xai = res;
3460
3461         *xai = NULL;
3462         while (xuai) {
3463             struct WS_addrinfo *ai = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY, sizeof(struct WS_addrinfo));
3464             int len;
3465
3466             if (!ai)
3467                 goto outofmem;
3468
3469             *xai = ai;xai = &ai->ai_next;
3470             ai->ai_flags    = convert_aiflag_u2w(xuai->ai_flags);
3471             ai->ai_family   = convert_af_u2w(xuai->ai_family);
3472             ai->ai_socktype = convert_socktype_u2w(xuai->ai_socktype);
3473             ai->ai_protocol = convert_proto_u2w(xuai->ai_protocol);
3474             if (xuai->ai_canonname) {
3475                 TRACE("canon name - %s\n",debugstr_a(xuai->ai_canonname));
3476                 ai->ai_canonname = HeapAlloc(GetProcessHeap(),0,strlen(xuai->ai_canonname)+1);
3477                 if (!ai->ai_canonname)
3478                     goto outofmem;
3479                 strcpy(ai->ai_canonname,xuai->ai_canonname);
3480             }
3481             len = xuai->ai_addrlen;
3482             ai->ai_addr = HeapAlloc(GetProcessHeap(),0,len);
3483             if (!ai->ai_addr)
3484                 goto outofmem;
3485             ai->ai_addrlen = len;
3486             do {
3487                 int winlen = ai->ai_addrlen;
3488
3489                 if (!ws_sockaddr_u2ws(xuai->ai_addr, ai->ai_addr, &winlen)) {
3490                     ai->ai_addrlen = winlen;
3491                     break;
3492                 }
3493                 len = 2*len;
3494                 ai->ai_addr = HeapReAlloc(GetProcessHeap(),0,ai->ai_addr,len);
3495                 if (!ai->ai_addr)
3496                     goto outofmem;
3497                 ai->ai_addrlen = len;
3498             } while (1);
3499             xuai = xuai->ai_next;
3500         }
3501         freeaddrinfo(unixaires);
3502     } else {
3503         result = convert_eai_u2w(result);
3504         *res = NULL;
3505     }
3506     return result;
3507
3508 outofmem:
3509     if (*res) WS_freeaddrinfo(*res);
3510     if (unixaires) freeaddrinfo(unixaires);
3511     *res = NULL;
3512     return WSA_NOT_ENOUGH_MEMORY;
3513 #else
3514     FIXME("getaddrinfo() failed, not found during buildtime.\n");
3515     return EAI_FAIL;
3516 #endif
3517 }
3518
3519 /***********************************************************************
3520  *              GetAddrInfoW            (WS2_32.@)
3521  */
3522 int WINAPI GetAddrInfoW(LPCWSTR nodename, LPCWSTR servname, const ADDRINFOW *hints, PADDRINFOW *res)
3523 {
3524     FIXME("empty stub!\n");
3525     return EAI_FAIL;
3526 }
3527
3528 int WINAPI WS_getnameinfo(const SOCKADDR *sa, WS_socklen_t salen, PCHAR host,
3529                           DWORD hostlen, PCHAR serv, DWORD servlen, INT flags)
3530 {
3531 #ifdef HAVE_GETNAMEINFO
3532     int ret;
3533     union generic_unix_sockaddr sa_u;
3534     unsigned int size;
3535
3536     TRACE("%s %d %p %d %p %d %d\n", debugstr_sockaddr(sa), salen, host, hostlen,
3537           serv, servlen, flags);
3538
3539     size = ws_sockaddr_ws2u(sa, salen, &sa_u);
3540     if (!size)
3541     {
3542         WSASetLastError(WSAEFAULT);
3543         return WSA_NOT_ENOUGH_MEMORY;
3544     }
3545     ret = getnameinfo(&sa_u.addr, size, host, hostlen, serv, servlen, convert_niflag_w2u(flags));
3546     return convert_eai_u2w(ret);
3547 #else
3548     FIXME("getnameinfo() failed, not found during buildtime.\n");
3549     return EAI_FAIL;
3550 #endif
3551 }
3552
3553 /***********************************************************************
3554  *              getservbyport           (WS2_32.56)
3555  */
3556 struct WS_servent* WINAPI WS_getservbyport(int port, const char *proto)
3557 {
3558     struct WS_servent* retval = NULL;
3559 #ifdef HAVE_GETSERVBYPORT
3560     struct servent*     serv;
3561     char *proto_str = NULL;
3562
3563     if (proto && *proto)
3564     {
3565         if (!(proto_str = strdup_lower(proto))) return NULL;
3566     }
3567     EnterCriticalSection( &csWSgetXXXbyYYY );
3568     if( (serv = getservbyport(port, proto_str)) != NULL ) {
3569         retval = WS_dup_se(serv);
3570     }
3571     else SetLastError(WSANO_DATA);
3572     LeaveCriticalSection( &csWSgetXXXbyYYY );
3573     HeapFree( GetProcessHeap(), 0, proto_str );
3574 #endif
3575     TRACE("%d (i.e. port %d), %s ret %p\n", port, (int)ntohl(port), debugstr_a(proto), retval);
3576     return retval;
3577 }
3578
3579
3580 /***********************************************************************
3581  *              gethostname           (WS2_32.57)
3582  */
3583 int WINAPI WS_gethostname(char *name, int namelen)
3584 {
3585     TRACE("name %p, len %d\n", name, namelen);
3586
3587     if (gethostname(name, namelen) == 0)
3588     {
3589         TRACE("<- '%s'\n", name);
3590         return 0;
3591     }
3592     SetLastError((errno == EINVAL) ? WSAEFAULT : wsaErrno());
3593     TRACE("<- ERROR !\n");
3594     return SOCKET_ERROR;
3595 }
3596
3597
3598 /* ------------------------------------- Windows sockets extensions -- *
3599  *                                                                     *
3600  * ------------------------------------------------------------------- */
3601
3602 /***********************************************************************
3603  *              WSAEnumNetworkEvents (WS2_32.36)
3604  */
3605 int WINAPI WSAEnumNetworkEvents(SOCKET s, WSAEVENT hEvent, LPWSANETWORKEVENTS lpEvent)
3606 {
3607     int ret;
3608
3609     TRACE("%08lx, hEvent %p, lpEvent %p\n", s, hEvent, lpEvent );
3610
3611     SERVER_START_REQ( get_socket_event )
3612     {
3613         req->handle  = SOCKET2HANDLE(s);
3614         req->service = TRUE;
3615         req->c_event = hEvent;
3616         wine_server_set_reply( req, lpEvent->iErrorCode, sizeof(lpEvent->iErrorCode) );
3617         if (!(ret = wine_server_call(req))) lpEvent->lNetworkEvents = reply->pmask & reply->mask;
3618     }
3619     SERVER_END_REQ;
3620     if (!ret) return 0;
3621     SetLastError(WSAEINVAL);
3622     return SOCKET_ERROR;
3623 }
3624
3625 /***********************************************************************
3626  *              WSAEventSelect (WS2_32.39)
3627  */
3628 int WINAPI WSAEventSelect(SOCKET s, WSAEVENT hEvent, LONG lEvent)
3629 {
3630     int ret;
3631
3632     TRACE("%08lx, hEvent %p, event %08x\n", s, hEvent, lEvent);
3633
3634     SERVER_START_REQ( set_socket_event )
3635     {
3636         req->handle = SOCKET2HANDLE(s);
3637         req->mask   = lEvent;
3638         req->event  = hEvent;
3639         req->window = 0;
3640         req->msg    = 0;
3641         ret = wine_server_call( req );
3642     }
3643     SERVER_END_REQ;
3644     if (!ret) return 0;
3645     SetLastError(WSAEINVAL);
3646     return SOCKET_ERROR;
3647 }
3648
3649 /**********************************************************************
3650  *      WSAGetOverlappedResult (WS2_32.40)
3651  */
3652 BOOL WINAPI WSAGetOverlappedResult( SOCKET s, LPWSAOVERLAPPED lpOverlapped,
3653                                     LPDWORD lpcbTransfer, BOOL fWait,
3654                                     LPDWORD lpdwFlags )
3655 {
3656     NTSTATUS status;
3657
3658     TRACE( "socket %04lx ovl %p trans %p, wait %d flags %p\n",
3659            s, lpOverlapped, lpcbTransfer, fWait, lpdwFlags );
3660
3661     if ( lpOverlapped == NULL )
3662     {
3663         ERR( "Invalid pointer\n" );
3664         WSASetLastError(WSA_INVALID_PARAMETER);
3665         return FALSE;
3666     }
3667
3668     status = lpOverlapped->Internal;
3669     if (status == STATUS_PENDING)
3670     {
3671         if (!fWait)
3672         {
3673             SetLastError( WSA_IO_INCOMPLETE );
3674             return FALSE;
3675         }
3676
3677         if (WaitForSingleObject( lpOverlapped->hEvent ? lpOverlapped->hEvent : SOCKET2HANDLE(s),
3678                                  INFINITE ) == WAIT_FAILED)
3679             return FALSE;
3680         status = lpOverlapped->Internal;
3681     }
3682
3683     if ( lpcbTransfer )
3684         *lpcbTransfer = lpOverlapped->InternalHigh;
3685
3686     if ( lpdwFlags )
3687         *lpdwFlags = lpOverlapped->u.s.Offset;
3688
3689     if (status) SetLastError( RtlNtStatusToDosError(status) );
3690     return !status;
3691 }
3692
3693
3694 /***********************************************************************
3695  *      WSAAsyncSelect                  (WS2_32.101)
3696  */
3697 INT WINAPI WSAAsyncSelect(SOCKET s, HWND hWnd, UINT uMsg, LONG lEvent)
3698 {
3699     int ret;
3700
3701     TRACE("%lx, hWnd %p, uMsg %08x, event %08x\n", s, hWnd, uMsg, lEvent);
3702
3703     SERVER_START_REQ( set_socket_event )
3704     {
3705         req->handle = SOCKET2HANDLE(s);
3706         req->mask   = lEvent;
3707         req->event  = 0;
3708         req->window = hWnd;
3709         req->msg    = uMsg;
3710         ret = wine_server_call( req );
3711     }
3712     SERVER_END_REQ;
3713     if (!ret) return 0;
3714     SetLastError(WSAEINVAL);
3715     return SOCKET_ERROR;
3716 }
3717
3718 /***********************************************************************
3719  *      WSACreateEvent          (WS2_32.31)
3720  *
3721  */
3722 WSAEVENT WINAPI WSACreateEvent(void)
3723 {
3724     /* Create a manual-reset event, with initial state: unsignaled */
3725     TRACE("\n");
3726
3727     return CreateEventW(NULL, TRUE, FALSE, NULL);
3728 }
3729
3730 /***********************************************************************
3731  *      WSACloseEvent          (WS2_32.29)
3732  *
3733  */
3734 BOOL WINAPI WSACloseEvent(WSAEVENT event)
3735 {
3736     TRACE ("event=%p\n", event);
3737
3738     return CloseHandle(event);
3739 }
3740
3741 /***********************************************************************
3742  *      WSASocketA          (WS2_32.78)
3743  *
3744  */
3745 SOCKET WINAPI WSASocketA(int af, int type, int protocol,
3746                          LPWSAPROTOCOL_INFOA lpProtocolInfo,
3747                          GROUP g, DWORD dwFlags)
3748 {
3749     INT len;
3750     WSAPROTOCOL_INFOW info;
3751
3752     TRACE("af=%d type=%d protocol=%d protocol_info=%p group=%d flags=0x%x\n",
3753           af, type, protocol, lpProtocolInfo, g, dwFlags);
3754
3755     if (!lpProtocolInfo) return WSASocketW(af, type, protocol, NULL, g, dwFlags);
3756
3757     memcpy(&info, lpProtocolInfo, FIELD_OFFSET(WSAPROTOCOL_INFOW, szProtocol));
3758     len = MultiByteToWideChar(CP_ACP, 0, lpProtocolInfo->szProtocol, -1,
3759                               info.szProtocol, WSAPROTOCOL_LEN + 1);
3760
3761     if (!len)
3762     {
3763         WSASetLastError( WSAEINVAL);
3764         return SOCKET_ERROR;
3765     }
3766
3767     return WSASocketW(af, type, protocol, &info, g, dwFlags);
3768 }
3769
3770 /***********************************************************************
3771  *      WSASocketW          (WS2_32.79)
3772  *
3773  */
3774 SOCKET WINAPI WSASocketW(int af, int type, int protocol,
3775                          LPWSAPROTOCOL_INFOW lpProtocolInfo,
3776                          GROUP g, DWORD dwFlags)
3777 {
3778     SOCKET ret;
3779
3780    /*
3781       FIXME: The "advanced" parameters of WSASocketW (lpProtocolInfo,
3782       g, dwFlags except WSA_FLAG_OVERLAPPED) are ignored.
3783    */
3784
3785    TRACE("af=%d type=%d protocol=%d protocol_info=%p group=%d flags=0x%x\n",
3786          af, type, protocol, lpProtocolInfo, g, dwFlags );
3787
3788     /* hack for WSADuplicateSocket */
3789     if (lpProtocolInfo && lpProtocolInfo->dwServiceFlags4 == 0xff00ff00) {
3790       ret = lpProtocolInfo->dwCatalogEntryId;
3791       TRACE("\tgot duplicate %04lx\n", ret);
3792       return ret;
3793     }
3794
3795     /* check and convert the socket family */
3796     af = convert_af_w2u(af);
3797     if (af == -1)
3798     {
3799       FIXME("Unsupported socket family %d!\n", af);
3800       SetLastError(WSAEAFNOSUPPORT);
3801       return INVALID_SOCKET;
3802     }
3803
3804     /* check the socket type */
3805     type = convert_socktype_w2u(type);
3806     if (type == -1)
3807     {
3808       SetLastError(WSAESOCKTNOSUPPORT);
3809       return INVALID_SOCKET;
3810     }
3811
3812     /* check the protocol type */
3813     if ( protocol < 0 )  /* don't support negative values */
3814     {
3815         SetLastError(WSAEPROTONOSUPPORT);
3816         return INVALID_SOCKET;
3817     }
3818
3819     if ( af == AF_UNSPEC)  /* did they not specify the address family? */
3820         switch(protocol)
3821         {
3822           case IPPROTO_TCP:
3823              if (type == SOCK_STREAM) { af = AF_INET; break; }
3824           case IPPROTO_UDP:
3825              if (type == SOCK_DGRAM)  { af = AF_INET; break; }
3826           default: SetLastError(WSAEPROTOTYPE); return INVALID_SOCKET;
3827         }
3828
3829     SERVER_START_REQ( create_socket )
3830     {
3831         req->family     = af;
3832         req->type       = type;
3833         req->protocol   = protocol;
3834         req->access     = GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE;
3835         req->attributes = OBJ_INHERIT;
3836         req->flags      = dwFlags;
3837         set_error( wine_server_call( req ) );
3838         ret = HANDLE2SOCKET( reply->handle );
3839     }
3840     SERVER_END_REQ;
3841     if (ret)
3842     {
3843         TRACE("\tcreated %04lx\n", ret );
3844         return ret;
3845     }
3846
3847     if (GetLastError() == WSAEACCES) /* raw socket denied */
3848     {
3849         if (type == SOCK_RAW)
3850             MESSAGE("WARNING: Trying to create a socket of type SOCK_RAW, this"
3851                     " will fail unless you have special permissions.\n");
3852         else
3853             MESSAGE("WS_SOCKET: Failed to create socket, this requires"
3854                     " special permissions.\n");
3855         SetLastError(WSAESOCKTNOSUPPORT);
3856     }
3857
3858     WARN("\t\tfailed!\n");
3859     return INVALID_SOCKET;
3860 }
3861
3862 /***********************************************************************
3863  *      WSAJoinLeaf          (WS2_32.58)
3864  *
3865  */
3866 SOCKET WINAPI WSAJoinLeaf(
3867         SOCKET s,
3868         const struct WS_sockaddr *addr,
3869         int addrlen,
3870         LPWSABUF lpCallerData,
3871         LPWSABUF lpCalleeData,
3872         LPQOS lpSQOS,
3873         LPQOS lpGQOS,
3874         DWORD dwFlags)
3875 {
3876     FIXME("stub.\n");
3877     return INVALID_SOCKET;
3878 }
3879
3880 /***********************************************************************
3881  *      __WSAFDIsSet                    (WS2_32.151)
3882  */
3883 int WINAPI __WSAFDIsSet(SOCKET s, WS_fd_set *set)
3884 {
3885   int i = set->fd_count;
3886
3887   TRACE("(%ld,%p(%i))\n", s, set, i);
3888
3889   while (i--)
3890       if (set->fd_array[i] == s) return 1;
3891   return 0;
3892 }
3893
3894 /***********************************************************************
3895  *      WSAIsBlocking                   (WINSOCK.114)
3896  *      WSAIsBlocking                   (WS2_32.114)
3897  */
3898 BOOL WINAPI WSAIsBlocking(void)
3899 {
3900   /* By default WinSock should set all its sockets to non-blocking mode
3901    * and poll in PeekMessage loop when processing "blocking" ones. This
3902    * function is supposed to tell if the program is in this loop. Our
3903    * blocking calls are truly blocking so we always return FALSE.
3904    *
3905    * Note: It is allowed to call this function without prior WSAStartup().
3906    */
3907
3908   TRACE("\n");
3909   return FALSE;
3910 }
3911
3912 /***********************************************************************
3913  *      WSACancelBlockingCall           (WINSOCK.113)
3914  *      WSACancelBlockingCall           (WS2_32.113)
3915  */
3916 INT WINAPI WSACancelBlockingCall(void)
3917 {
3918     TRACE("\n");
3919     return 0;
3920 }
3921
3922 static INT WINAPI WSA_DefaultBlockingHook( FARPROC x )
3923 {
3924     FIXME("How was this called?\n");
3925     return x();
3926 }
3927
3928
3929 /***********************************************************************
3930  *      WSASetBlockingHook (WS2_32.109)
3931  */
3932 FARPROC WINAPI WSASetBlockingHook(FARPROC lpBlockFunc)
3933 {
3934   FARPROC prev = blocking_hook;
3935   blocking_hook = lpBlockFunc;
3936   TRACE("hook %p\n", lpBlockFunc);
3937   return prev;
3938 }
3939
3940
3941 /***********************************************************************
3942  *      WSAUnhookBlockingHook (WS2_32.110)
3943  */
3944 INT WINAPI WSAUnhookBlockingHook(void)
3945 {
3946     blocking_hook = (FARPROC)WSA_DefaultBlockingHook;
3947     return 0;
3948 }
3949
3950
3951 /* ----------------------------------- end of API stuff */
3952
3953 /* ----------------------------------- helper functions -
3954  *
3955  * TODO: Merge WS_dup_..() stuff into one function that
3956  * would operate with a generic structure containing internal
3957  * pointers (via a template of some kind).
3958  */
3959
3960 static int list_size(char** l, int item_size)
3961 {
3962   int i,j = 0;
3963   if(l)
3964   { for(i=0;l[i];i++)
3965         j += (item_size) ? item_size : strlen(l[i]) + 1;
3966     j += (i + 1) * sizeof(char*); }
3967   return j;
3968 }
3969
3970 static int list_dup(char** l_src, char** l_to, int item_size)
3971 {
3972    char *p;
3973    int i;
3974
3975    for (i = 0; l_src[i]; i++) ;
3976    p = (char *)(l_to + i + 1);
3977    for (i = 0; l_src[i]; i++)
3978    {
3979        int count = ( item_size ) ? item_size : strlen(l_src[i]) + 1;
3980        memcpy(p, l_src[i], count);
3981        l_to[i] = p;
3982        p += count;
3983    }
3984    l_to[i] = NULL;
3985    return p - (char *)l_to;
3986 }
3987
3988 /* ----- hostent */
3989
3990 /* duplicate hostent entry
3991  * and handle all Win16/Win32 dependent things (struct size, ...) *correctly*.
3992  * Ditto for protoent and servent.
3993  */
3994 static struct WS_hostent *WS_dup_he(const struct hostent* p_he)
3995 {
3996     char *p;
3997     struct WS_hostent *p_to;
3998
3999     int size = (sizeof(*p_he) +
4000                 strlen(p_he->h_name) + 1 +
4001                 list_size(p_he->h_aliases, 0) +
4002                 list_size(p_he->h_addr_list, p_he->h_length));
4003
4004     if (!(p_to = check_buffer_he(size))) return NULL;
4005     p_to->h_addrtype = p_he->h_addrtype;
4006     p_to->h_length = p_he->h_length;
4007
4008     p = (char *)(p_to + 1);
4009     p_to->h_name = p;
4010     strcpy(p, p_he->h_name);
4011     p += strlen(p) + 1;
4012
4013     p_to->h_aliases = (char **)p;
4014     p += list_dup(p_he->h_aliases, p_to->h_aliases, 0);
4015
4016     p_to->h_addr_list = (char **)p;
4017     list_dup(p_he->h_addr_list, p_to->h_addr_list, p_he->h_length);
4018     return p_to;
4019 }
4020
4021 /* ----- protoent */
4022
4023 static struct WS_protoent *WS_dup_pe(const struct protoent* p_pe)
4024 {
4025     char *p;
4026     struct WS_protoent *p_to;
4027
4028     int size = (sizeof(*p_pe) +
4029                 strlen(p_pe->p_name) + 1 +
4030                 list_size(p_pe->p_aliases, 0));
4031
4032     if (!(p_to = check_buffer_pe(size))) return NULL;
4033     p_to->p_proto = p_pe->p_proto;
4034
4035     p = (char *)(p_to + 1);
4036     p_to->p_name = p;
4037     strcpy(p, p_pe->p_name);
4038     p += strlen(p) + 1;
4039
4040     p_to->p_aliases = (char **)p;
4041     list_dup(p_pe->p_aliases, p_to->p_aliases, 0);
4042     return p_to;
4043 }
4044
4045 /* ----- servent */
4046
4047 static struct WS_servent *WS_dup_se(const struct servent* p_se)
4048 {
4049     char *p;
4050     struct WS_servent *p_to;
4051
4052     int size = (sizeof(*p_se) +
4053                 strlen(p_se->s_proto) + 1 +
4054                 strlen(p_se->s_name) + 1 +
4055                 list_size(p_se->s_aliases, 0));
4056
4057     if (!(p_to = check_buffer_se(size))) return NULL;
4058     p_to->s_port = p_se->s_port;
4059
4060     p = (char *)(p_to + 1);
4061     p_to->s_name = p;
4062     strcpy(p, p_se->s_name);
4063     p += strlen(p) + 1;
4064
4065     p_to->s_proto = p;
4066     strcpy(p, p_se->s_proto);
4067     p += strlen(p) + 1;
4068
4069     p_to->s_aliases = (char **)p;
4070     list_dup(p_se->s_aliases, p_to->s_aliases, 0);
4071     return p_to;
4072 }
4073
4074 /* ----------------------------------- error handling */
4075
4076 UINT wsaErrno(void)
4077 {
4078     int loc_errno = errno;
4079     WARN("errno %d, (%s).\n", loc_errno, strerror(loc_errno));
4080
4081     switch(loc_errno)
4082     {
4083         case EINTR:             return WSAEINTR;
4084         case EBADF:             return WSAEBADF;
4085         case EPERM:
4086         case EACCES:            return WSAEACCES;
4087         case EFAULT:            return WSAEFAULT;
4088         case EINVAL:            return WSAEINVAL;
4089         case EMFILE:            return WSAEMFILE;
4090         case EWOULDBLOCK:       return WSAEWOULDBLOCK;
4091         case EINPROGRESS:       return WSAEINPROGRESS;
4092         case EALREADY:          return WSAEALREADY;
4093         case ENOTSOCK:          return WSAENOTSOCK;
4094         case EDESTADDRREQ:      return WSAEDESTADDRREQ;
4095         case EMSGSIZE:          return WSAEMSGSIZE;
4096         case EPROTOTYPE:        return WSAEPROTOTYPE;
4097         case ENOPROTOOPT:       return WSAENOPROTOOPT;
4098         case EPROTONOSUPPORT:   return WSAEPROTONOSUPPORT;
4099         case ESOCKTNOSUPPORT:   return WSAESOCKTNOSUPPORT;
4100         case EOPNOTSUPP:        return WSAEOPNOTSUPP;
4101         case EPFNOSUPPORT:      return WSAEPFNOSUPPORT;
4102         case EAFNOSUPPORT:      return WSAEAFNOSUPPORT;
4103         case EADDRINUSE:        return WSAEADDRINUSE;
4104         case EADDRNOTAVAIL:     return WSAEADDRNOTAVAIL;
4105         case ENETDOWN:          return WSAENETDOWN;
4106         case ENETUNREACH:       return WSAENETUNREACH;
4107         case ENETRESET:         return WSAENETRESET;
4108         case ECONNABORTED:      return WSAECONNABORTED;
4109         case EPIPE:
4110         case ECONNRESET:        return WSAECONNRESET;
4111         case ENOBUFS:           return WSAENOBUFS;
4112         case EISCONN:           return WSAEISCONN;
4113         case ENOTCONN:          return WSAENOTCONN;
4114         case ESHUTDOWN:         return WSAESHUTDOWN;
4115         case ETOOMANYREFS:      return WSAETOOMANYREFS;
4116         case ETIMEDOUT:         return WSAETIMEDOUT;
4117         case ECONNREFUSED:      return WSAECONNREFUSED;
4118         case ELOOP:             return WSAELOOP;
4119         case ENAMETOOLONG:      return WSAENAMETOOLONG;
4120         case EHOSTDOWN:         return WSAEHOSTDOWN;
4121         case EHOSTUNREACH:      return WSAEHOSTUNREACH;
4122         case ENOTEMPTY:         return WSAENOTEMPTY;
4123 #ifdef EPROCLIM
4124         case EPROCLIM:          return WSAEPROCLIM;
4125 #endif
4126 #ifdef EUSERS
4127         case EUSERS:            return WSAEUSERS;
4128 #endif
4129 #ifdef EDQUOT
4130         case EDQUOT:            return WSAEDQUOT;
4131 #endif
4132 #ifdef ESTALE
4133         case ESTALE:            return WSAESTALE;
4134 #endif
4135 #ifdef EREMOTE
4136         case EREMOTE:           return WSAEREMOTE;
4137 #endif
4138
4139        /* just in case we ever get here and there are no problems */
4140         case 0:                 return 0;
4141         default:
4142                 WARN("Unknown errno %d!\n", loc_errno);
4143                 return WSAEOPNOTSUPP;
4144     }
4145 }
4146
4147 UINT wsaHerrno(int loc_errno)
4148 {
4149
4150     WARN("h_errno %d.\n", loc_errno);
4151
4152     switch(loc_errno)
4153     {
4154         case HOST_NOT_FOUND:    return WSAHOST_NOT_FOUND;
4155         case TRY_AGAIN:         return WSATRY_AGAIN;
4156         case NO_RECOVERY:       return WSANO_RECOVERY;
4157         case NO_DATA:           return WSANO_DATA;
4158         case ENOBUFS:           return WSAENOBUFS;
4159
4160         case 0:                 return 0;
4161         default:
4162                 WARN("Unknown h_errno %d!\n", loc_errno);
4163                 return WSAEOPNOTSUPP;
4164     }
4165 }
4166
4167
4168 /***********************************************************************
4169  *              WSARecv                 (WS2_32.67)
4170  */
4171 int WINAPI WSARecv(SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
4172                    LPDWORD NumberOfBytesReceived, LPDWORD lpFlags,
4173                    LPWSAOVERLAPPED lpOverlapped,
4174                    LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
4175 {
4176     return WSARecvFrom(s, lpBuffers, dwBufferCount, NumberOfBytesReceived, lpFlags,
4177                        NULL, NULL, lpOverlapped, lpCompletionRoutine);
4178 }
4179
4180 /***********************************************************************
4181  *              WSARecvFrom             (WS2_32.69)
4182  */
4183 INT WINAPI WSARecvFrom( SOCKET s, LPWSABUF lpBuffers, DWORD dwBufferCount,
4184                         LPDWORD lpNumberOfBytesRecvd, LPDWORD lpFlags, struct WS_sockaddr *lpFrom,
4185                         LPINT lpFromlen, LPWSAOVERLAPPED lpOverlapped,
4186                         LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine )
4187
4188 {
4189     unsigned int i, options;
4190     int n, fd, err;
4191     DWORD timeout_start = GetTickCount();
4192     struct iovec iovec[WS_MSG_MAXIOVLEN];
4193     ULONG_PTR cvalue = (lpOverlapped && ((ULONG_PTR)lpOverlapped->hEvent & 1) == 0) ? (ULONG_PTR)lpOverlapped : 0;
4194
4195     TRACE("socket %04lx, wsabuf %p, nbufs %d, flags %d, from %p, fromlen %d, ovl %p, func %p\n",
4196           s, lpBuffers, dwBufferCount, *lpFlags, lpFrom,
4197           (lpFromlen ? *lpFromlen : -1),
4198           lpOverlapped, lpCompletionRoutine);
4199
4200     if (dwBufferCount > WS_MSG_MAXIOVLEN)
4201     {
4202         WSASetLastError( WSAEINVAL );
4203         return SOCKET_ERROR;
4204     }
4205
4206     fd = get_sock_fd( s, FILE_READ_DATA, &options );
4207     TRACE( "fd=%d, options=%x\n", fd, options );
4208
4209     if (fd == -1) return SOCKET_ERROR;
4210
4211     for (i = 0; i < dwBufferCount; i++)
4212     {
4213         iovec[i].iov_base = lpBuffers[i].buf;
4214         iovec[i].iov_len  = lpBuffers[i].len;
4215     }
4216
4217     for (;;)
4218     {
4219         n = WS2_recv( fd, iovec, dwBufferCount, lpFrom, lpFromlen, lpFlags );
4220         if (n == -1)
4221         {
4222             if (errno == EINTR) continue;
4223             if (errno != EAGAIN)
4224             {
4225                 err = wsaErrno();
4226                 if (cvalue) WS_AddCompletion( s, cvalue, err, 0 );
4227                 goto error;
4228             }
4229         }
4230         else
4231             *lpNumberOfBytesRecvd = n;
4232
4233         if ((lpOverlapped || lpCompletionRoutine) &&
4234              !(options & (FILE_SYNCHRONOUS_IO_ALERT | FILE_SYNCHRONOUS_IO_NONALERT)))
4235         {
4236             IO_STATUS_BLOCK *iosb;
4237             struct ws2_async *wsa = HeapAlloc( GetProcessHeap(), 0, sizeof(*wsa) );
4238
4239             if ( !wsa )
4240             {
4241                 err = WSAEFAULT;
4242                 goto error;
4243             }
4244             release_sock_fd( s, fd );
4245
4246             wsa->hSocket         = SOCKET2HANDLE(s);
4247             wsa->flags           = *lpFlags;
4248             wsa->addr            = lpFrom;
4249             wsa->addrlen.ptr     = lpFromlen;
4250             wsa->user_overlapped = lpOverlapped;
4251             wsa->completion_func = lpCompletionRoutine;
4252             wsa->n_iovecs        = dwBufferCount;
4253             memcpy( wsa->iovec, iovec, dwBufferCount * sizeof(*iovec) );
4254
4255             iosb = lpOverlapped ? (IO_STATUS_BLOCK *)lpOverlapped : &wsa->local_iosb;
4256
4257             if (n == -1)
4258             {
4259                 iosb->u.Status = STATUS_PENDING;
4260                 iosb->Information = 0;
4261
4262                 SERVER_START_REQ( register_async )
4263                 {
4264                     req->handle = wsa->hSocket;
4265                     req->type   = ASYNC_TYPE_READ;
4266                     req->async.callback = WS2_async_recv;
4267                     req->async.iosb     = iosb;
4268                     req->async.arg      = wsa;
4269                     req->async.apc      = ws2_async_apc;
4270                     req->async.event    = lpCompletionRoutine ? 0 : lpOverlapped->hEvent;
4271                     req->async.cvalue   = cvalue;
4272                     err = wine_server_call( req );
4273                 }
4274                 SERVER_END_REQ;
4275
4276                 if (err != STATUS_PENDING) HeapFree( GetProcessHeap(), 0, wsa );
4277                 WSASetLastError( NtStatusToWSAError( err ));
4278                 return SOCKET_ERROR;
4279             }
4280
4281             iosb->u.Status = STATUS_SUCCESS;
4282             iosb->Information = n;
4283             if (!wsa->completion_func)
4284             {
4285                 if (cvalue) WS_AddCompletion( s, cvalue, STATUS_SUCCESS, n );
4286                 SetEvent( lpOverlapped->hEvent );
4287                 HeapFree( GetProcessHeap(), 0, wsa );
4288             }
4289             else NtQueueApcThread( GetCurrentThread(), (PNTAPCFUNC)ws2_async_apc,
4290                                    (ULONG_PTR)wsa, (ULONG_PTR)iosb, 0 );
4291             _enable_event(SOCKET2HANDLE(s), FD_READ, 0, 0);
4292             return 0;
4293         }
4294
4295         if (n != -1) break;
4296
4297         if ( _is_blocking(s) )
4298         {
4299             struct pollfd pfd;
4300             int timeout = GET_RCVTIMEO(fd);
4301             if (timeout != -1)
4302             {
4303                 timeout -= GetTickCount() - timeout_start;
4304                 if (timeout < 0) timeout = 0;
4305             }
4306
4307             pfd.fd = fd;
4308             pfd.events = POLLIN;
4309             if (*lpFlags & WS_MSG_OOB) pfd.events |= POLLPRI;
4310
4311             if (!timeout || !poll( &pfd, 1, timeout ))
4312             {
4313                 err = WSAETIMEDOUT;
4314                 /* a timeout is not fatal */
4315                 _enable_event(SOCKET2HANDLE(s), FD_READ, 0, 0);
4316                 goto error;
4317             }
4318         }
4319         else
4320         {
4321             _enable_event(SOCKET2HANDLE(s), FD_READ, 0, 0);
4322             err = WSAEWOULDBLOCK;
4323             goto error;
4324         }
4325     }
4326
4327     TRACE(" -> %i bytes\n", n);
4328     release_sock_fd( s, fd );
4329     _enable_event(SOCKET2HANDLE(s), FD_READ, 0, 0);
4330
4331     return 0;
4332
4333 error:
4334     release_sock_fd( s, fd );
4335     WARN(" -> ERROR %d\n", err);
4336     WSASetLastError( err );
4337     return SOCKET_ERROR;
4338 }
4339
4340 /***********************************************************************
4341  *              WSCInstallProvider             (WS2_32.88)
4342  */
4343 INT WINAPI WSCInstallProvider( const LPGUID lpProviderId,
4344                                LPCWSTR lpszProviderDllPath,
4345                                const LPWSAPROTOCOL_INFOW lpProtocolInfoList,
4346                                DWORD dwNumberOfEntries,
4347                                LPINT lpErrno )
4348 {
4349     FIXME("(%s, %s, %p, %d, %p): stub !\n", debugstr_guid(lpProviderId),
4350           debugstr_w(lpszProviderDllPath), lpProtocolInfoList,
4351           dwNumberOfEntries, lpErrno);
4352     *lpErrno = 0;
4353     return 0;
4354 }
4355
4356
4357 /***********************************************************************
4358  *              WSCDeinstallProvider             (WS2_32.83)
4359  */
4360 INT WINAPI WSCDeinstallProvider(LPGUID lpProviderId, LPINT lpErrno)
4361 {
4362     FIXME("(%s, %p): stub !\n", debugstr_guid(lpProviderId), lpErrno);
4363     *lpErrno = 0;
4364     return 0;
4365 }
4366
4367
4368 /***********************************************************************
4369  *              WSAAccept                        (WS2_32.26)
4370  */
4371 SOCKET WINAPI WSAAccept( SOCKET s, struct WS_sockaddr *addr, LPINT addrlen,
4372                LPCONDITIONPROC lpfnCondition, DWORD dwCallbackData)
4373 {
4374
4375        int ret = 0, size = 0;
4376        WSABUF CallerId, CallerData, CalleeId, CalleeData;
4377        /*        QOS SQOS, GQOS; */
4378        GROUP g;
4379        SOCKET cs;
4380        SOCKADDR src_addr, dst_addr;
4381
4382        TRACE("Socket %04lx, sockaddr %p, addrlen %p, fnCondition %p, dwCallbackData %d\n",
4383                s, addr, addrlen, lpfnCondition, dwCallbackData);
4384
4385
4386        size = sizeof(src_addr);
4387        cs = WS_accept(s, &src_addr, &size);
4388
4389        if (cs == SOCKET_ERROR) return SOCKET_ERROR;
4390
4391        CallerId.buf = (char *)&src_addr;
4392        CallerId.len = sizeof(src_addr);
4393
4394        CallerData.buf = NULL;
4395        CallerData.len = (ULONG)NULL;
4396
4397        WS_getsockname(cs, &dst_addr, &size);
4398
4399        CalleeId.buf = (char *)&dst_addr;
4400        CalleeId.len = sizeof(dst_addr);
4401
4402
4403        ret = (*lpfnCondition)(&CallerId, &CallerData, NULL, NULL,
4404                        &CalleeId, &CalleeData, &g, dwCallbackData);
4405
4406        switch (ret)
4407        {
4408                case CF_ACCEPT:
4409                        if (addr && addrlen)
4410                                addr = memcpy(addr, &src_addr, (*addrlen > size) ?  size : *addrlen );
4411                        return cs;
4412                case CF_DEFER:
4413                        SERVER_START_REQ( set_socket_deferred )
4414                        {
4415                            req->handle = SOCKET2HANDLE(s);
4416                            req->deferred = SOCKET2HANDLE(cs);
4417                            if ( !wine_server_call_err ( req ) )
4418                            {
4419                                SetLastError( WSATRY_AGAIN );
4420                                WS_closesocket( cs );
4421                            }
4422                        }
4423                        SERVER_END_REQ;
4424                        return SOCKET_ERROR;
4425                case CF_REJECT:
4426                        WS_closesocket(cs);
4427                        SetLastError(WSAECONNREFUSED);
4428                        return SOCKET_ERROR;
4429                default:
4430                        FIXME("Unknown return type from Condition function\n");
4431                        SetLastError(WSAENOTSOCK);
4432                        return SOCKET_ERROR;
4433                }
4434 }
4435
4436 /***********************************************************************
4437  *              WSADuplicateSocketA                      (WS2_32.32)
4438  */
4439 int WINAPI WSADuplicateSocketA( SOCKET s, DWORD dwProcessId, LPWSAPROTOCOL_INFOA lpProtocolInfo )
4440 {
4441    HANDLE hProcess;
4442
4443    TRACE("(%ld,%x,%p)\n", s, dwProcessId, lpProtocolInfo);
4444    memset(lpProtocolInfo, 0, sizeof(*lpProtocolInfo));
4445    /* FIXME: WS_getsockopt(s, WS_SOL_SOCKET, SO_PROTOCOL_INFO, lpProtocolInfo, sizeof(*lpProtocolInfo)); */
4446    /* I don't know what the real Windoze does next, this is a hack */
4447    /* ...we could duplicate and then use ConvertToGlobalHandle on the duplicate, then let
4448     * the target use the global duplicate, or we could copy a reference to us to the structure
4449     * and let the target duplicate it from us, but let's do it as simple as possible */
4450    hProcess = OpenProcess(PROCESS_DUP_HANDLE, FALSE, dwProcessId);
4451    DuplicateHandle(GetCurrentProcess(), SOCKET2HANDLE(s),
4452                    hProcess, (LPHANDLE)&lpProtocolInfo->dwCatalogEntryId,
4453                    0, FALSE, DUPLICATE_SAME_ACCESS);
4454    CloseHandle(hProcess);
4455    lpProtocolInfo->dwServiceFlags4 = 0xff00ff00; /* magic */
4456    return 0;
4457 }
4458
4459 /***********************************************************************
4460  *              WSADuplicateSocketW                      (WS2_32.33)
4461  */
4462 int WINAPI WSADuplicateSocketW( SOCKET s, DWORD dwProcessId, LPWSAPROTOCOL_INFOW lpProtocolInfo )
4463 {
4464    HANDLE hProcess;
4465
4466    TRACE("(%ld,%x,%p)\n", s, dwProcessId, lpProtocolInfo);
4467
4468    memset(lpProtocolInfo, 0, sizeof(*lpProtocolInfo));
4469    hProcess = OpenProcess(PROCESS_DUP_HANDLE, FALSE, dwProcessId);
4470    DuplicateHandle(GetCurrentProcess(), SOCKET2HANDLE(s),
4471                    hProcess, (LPHANDLE)&lpProtocolInfo->dwCatalogEntryId,
4472                    0, FALSE, DUPLICATE_SAME_ACCESS);
4473    CloseHandle(hProcess);
4474    lpProtocolInfo->dwServiceFlags4 = 0xff00ff00; /* magic */
4475    return 0;
4476 }
4477
4478 /***********************************************************************
4479  *              WSAInstallServiceClassA                  (WS2_32.48)
4480  */
4481 int WINAPI WSAInstallServiceClassA(LPWSASERVICECLASSINFOA info)
4482 {
4483     FIXME("Request to install service %s\n",debugstr_a(info->lpszServiceClassName));
4484     WSASetLastError(WSAEACCES);
4485     return SOCKET_ERROR;
4486 }
4487
4488 /***********************************************************************
4489  *              WSAInstallServiceClassW                  (WS2_32.49)
4490  */
4491 int WINAPI WSAInstallServiceClassW(LPWSASERVICECLASSINFOW info)
4492 {
4493     FIXME("Request to install service %s\n",debugstr_w(info->lpszServiceClassName));
4494     WSASetLastError(WSAEACCES);
4495     return SOCKET_ERROR;
4496 }
4497
4498 /***********************************************************************
4499  *              WSARemoveServiceClass                    (WS2_32.70)
4500  */
4501 int WINAPI WSARemoveServiceClass(LPGUID info)
4502 {
4503     FIXME("Request to remove service %p\n",info);
4504     WSASetLastError(WSATYPE_NOT_FOUND);
4505     return SOCKET_ERROR;
4506 }
4507
4508 /***********************************************************************
4509  *              WSAStringToAddressA                      (WS2_32.80)
4510  */
4511 INT WINAPI WSAStringToAddressA(LPSTR AddressString,
4512                                INT AddressFamily,
4513                                LPWSAPROTOCOL_INFOA lpProtocolInfo,
4514                                LPSOCKADDR lpAddress,
4515                                LPINT lpAddressLength)
4516 {
4517     INT res=0;
4518     LPSTR workBuffer=NULL,ptrPort;
4519
4520     TRACE( "(%s, %x, %p, %p, %p)\n", AddressString, AddressFamily, lpProtocolInfo,
4521            lpAddress, lpAddressLength );
4522
4523     if (!lpAddressLength || !lpAddress) return SOCKET_ERROR;
4524
4525     if (!AddressString)
4526     {
4527         WSASetLastError(WSAEINVAL);
4528         return SOCKET_ERROR;
4529     }
4530
4531     if (lpProtocolInfo)
4532         FIXME("ProtocolInfo not implemented.\n");
4533
4534     workBuffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
4535                             strlen(AddressString) + 1);
4536     if (!workBuffer)
4537     {
4538         WSASetLastError(WSA_NOT_ENOUGH_MEMORY);
4539         return SOCKET_ERROR;
4540     }
4541
4542     strcpy(workBuffer, AddressString);
4543
4544     switch(AddressFamily)
4545     {
4546     case WS_AF_INET:
4547     {
4548         struct in_addr inetaddr;
4549
4550         /* If lpAddressLength is too small, tell caller the size we need */
4551         if (*lpAddressLength < sizeof(SOCKADDR_IN))
4552         {
4553             *lpAddressLength = sizeof(SOCKADDR_IN);
4554             res = WSAEFAULT;
4555             break;
4556         }
4557         memset(lpAddress, 0, sizeof(SOCKADDR_IN));
4558
4559         ((LPSOCKADDR_IN)lpAddress)->sin_family = AF_INET;
4560
4561         ptrPort = strchr(workBuffer, ':');
4562         if(ptrPort)
4563         {
4564             ((LPSOCKADDR_IN)lpAddress)->sin_port = (WS_u_short)atoi(ptrPort+1);
4565             *ptrPort = '\0';
4566         }
4567         else
4568         {
4569             ((LPSOCKADDR_IN)lpAddress)->sin_port = 0;
4570         }
4571
4572         if(inet_aton(workBuffer, &inetaddr) > 0)
4573         {
4574             ((LPSOCKADDR_IN)lpAddress)->sin_addr.WS_s_addr = inetaddr.s_addr;
4575             res = 0;
4576         }
4577         else
4578             res = WSAEINVAL;
4579
4580         break;
4581
4582     }
4583     case WS_AF_INET6:
4584     {
4585         struct in6_addr inetaddr;
4586         /* If lpAddressLength is too small, tell caller the size we need */
4587         if (*lpAddressLength < sizeof(SOCKADDR_IN6))
4588         {
4589             *lpAddressLength = sizeof(SOCKADDR_IN6);
4590             res = WSAEFAULT;
4591             break;
4592         }
4593 #ifdef HAVE_INET_PTON
4594         memset(lpAddress, 0, sizeof(SOCKADDR_IN6));
4595
4596         ((LPSOCKADDR_IN6)lpAddress)->sin6_family = WS_AF_INET6;
4597
4598         /* This one is a bit tricky. An IPv6 address contains colons, so the
4599          * check from IPv4 doesn't work like that. However, IPv6 addresses that
4600          * contain a port are written with braces like [fd12:3456:7890::1]:12345
4601          * so what we will do is to look for ']', check if the next char is a
4602          * colon, and if it is, parse the port as in IPv4. */
4603
4604         ptrPort = strchr(workBuffer, ']');
4605         if(ptrPort && *(++ptrPort) == ':')
4606         {
4607             ((LPSOCKADDR_IN6)lpAddress)->sin6_port = (WS_u_short)atoi(ptrPort+1);
4608             *ptrPort = '\0';
4609         }
4610         else
4611         {
4612             ((LPSOCKADDR_IN6)lpAddress)->sin6_port = 0;
4613         }
4614
4615         if(inet_pton(AF_INET6, workBuffer, &inetaddr) > 0)
4616         {
4617             memcpy(&((LPSOCKADDR_IN6)lpAddress)->sin6_addr, &inetaddr,
4618                     sizeof(struct in6_addr));
4619             res = 0;
4620         }
4621         else
4622 #endif /* HAVE_INET_PTON */
4623             res = WSAEINVAL;
4624
4625         break;
4626     }
4627     default:
4628         /* According to MSDN, only AF_INET and AF_INET6 are supported. */
4629         TRACE("Unsupported address family specified: %d.\n", AddressFamily);
4630         res = WSAEINVAL;
4631     }
4632
4633     HeapFree(GetProcessHeap(), 0, workBuffer);
4634
4635     if (!res) return 0;
4636     WSASetLastError(res);
4637     return SOCKET_ERROR;
4638 }
4639
4640 /***********************************************************************
4641  *              WSAStringToAddressW                      (WS2_32.81)
4642  *
4643  * Does anybody know if this functions allows to use hebrew/arabic/chinese... digits?
4644  * If this should be the case, it would be required to map these digits
4645  * to Unicode digits (0-9) using FoldString first.
4646  */
4647 INT WINAPI WSAStringToAddressW(LPWSTR AddressString,
4648                                INT AddressFamily,
4649                                LPWSAPROTOCOL_INFOW lpProtocolInfo,
4650                                LPSOCKADDR lpAddress,
4651                                LPINT lpAddressLength)
4652 {
4653     INT sBuffer,res=0;
4654     LPSTR workBuffer=NULL;
4655     WSAPROTOCOL_INFOA infoA;
4656     LPWSAPROTOCOL_INFOA lpProtoInfoA = NULL;
4657
4658     TRACE( "(%s, %x, %p, %p, %p)\n", debugstr_w(AddressString), AddressFamily, lpProtocolInfo,
4659            lpAddress, lpAddressLength );
4660
4661     if (!lpAddressLength || !lpAddress) return SOCKET_ERROR;
4662
4663     /* if ProtocolInfo is available - convert to ANSI variant */
4664     if (lpProtocolInfo)
4665     {
4666         lpProtoInfoA = &infoA;
4667         memcpy( lpProtoInfoA, lpProtocolInfo, FIELD_OFFSET( WSAPROTOCOL_INFOA, szProtocol ) );
4668
4669         if (!WideCharToMultiByte( CP_ACP, 0, lpProtocolInfo->szProtocol, -1,
4670                                   lpProtoInfoA->szProtocol, WSAPROTOCOL_LEN+1, NULL, NULL ))
4671         {
4672             WSASetLastError( WSAEINVAL);
4673             return SOCKET_ERROR;
4674         }
4675     }
4676
4677     if (AddressString)
4678     {
4679         /* Translate AddressString to ANSI code page - assumes that only
4680            standard digits 0-9 are used with this API call */
4681         sBuffer = WideCharToMultiByte( CP_ACP, 0, AddressString, -1, NULL, 0, NULL, NULL );
4682         workBuffer = HeapAlloc( GetProcessHeap(), 0, sBuffer );
4683
4684         if (workBuffer)
4685         {
4686             WideCharToMultiByte( CP_ACP, 0, AddressString, -1, workBuffer, sBuffer, NULL, NULL );
4687             res = WSAStringToAddressA(workBuffer,AddressFamily,lpProtoInfoA,
4688                                       lpAddress,lpAddressLength);
4689             HeapFree( GetProcessHeap(), 0, workBuffer );
4690             return res;
4691         }
4692         else
4693             res = WSA_NOT_ENOUGH_MEMORY;
4694     }
4695     else
4696         res = WSAEINVAL;
4697
4698     WSASetLastError(res);
4699     return SOCKET_ERROR;
4700 }
4701
4702 /***********************************************************************
4703  *              WSAAddressToStringA                      (WS2_32.27)
4704  *
4705  *  See WSAAddressToStringW
4706  */
4707 INT WINAPI WSAAddressToStringA( LPSOCKADDR sockaddr, DWORD len,
4708                                 LPWSAPROTOCOL_INFOA info, LPSTR string,
4709                                 LPDWORD lenstr )
4710 {
4711     INT size;
4712     CHAR buffer[22]; /* 12 digits + 3 dots + ':' + 5 digits + '\0' */
4713     CHAR *p;
4714
4715     TRACE( "(%p, %d, %p, %p, %p)\n", sockaddr, len, info, string, lenstr );
4716
4717     if (!sockaddr || len < sizeof(SOCKADDR_IN)) return SOCKET_ERROR;
4718     if (!string || !lenstr) return SOCKET_ERROR;
4719
4720     /* sin_family is guaranteed to be the first u_short */
4721     if (((SOCKADDR_IN *)sockaddr)->sin_family != AF_INET) return SOCKET_ERROR;
4722
4723     sprintf( buffer, "%u.%u.%u.%u:%u",
4724              (unsigned int)(ntohl( ((SOCKADDR_IN *)sockaddr)->sin_addr.WS_s_addr ) >> 24 & 0xff),
4725              (unsigned int)(ntohl( ((SOCKADDR_IN *)sockaddr)->sin_addr.WS_s_addr ) >> 16 & 0xff),
4726              (unsigned int)(ntohl( ((SOCKADDR_IN *)sockaddr)->sin_addr.WS_s_addr ) >> 8 & 0xff),
4727              (unsigned int)(ntohl( ((SOCKADDR_IN *)sockaddr)->sin_addr.WS_s_addr ) & 0xff),
4728              ntohs( ((SOCKADDR_IN *)sockaddr)->sin_port ) );
4729
4730     p = strchr( buffer, ':' );
4731     if (!((SOCKADDR_IN *)sockaddr)->sin_port) *p = 0;
4732
4733     size = strlen( buffer );
4734
4735     if (*lenstr <  size)
4736     {
4737         *lenstr = size;
4738         WSASetLastError(WSAEFAULT);
4739         return SOCKET_ERROR;
4740     }
4741
4742     strcpy( string, buffer );
4743     return 0;
4744 }
4745
4746 /***********************************************************************
4747  *              WSAAddressToStringW                      (WS2_32.28)
4748  *
4749  * Convert a sockaddr address into a readable address string.
4750  *
4751  * PARAMS
4752  *  sockaddr [I]    Pointer to a sockaddr structure.
4753  *  len      [I]    Size of the sockaddr structure.
4754  *  info     [I]    Pointer to a WSAPROTOCOL_INFOW structure (optional).
4755  *  string   [I/O]  Pointer to a buffer to receive the address string.
4756  *  lenstr   [I/O]  Size of the receive buffer in WCHARs.
4757  *
4758  * RETURNS
4759  *  Success: 0
4760  *  Failure: SOCKET_ERROR
4761  *
4762  * NOTES
4763  *  The 'info' parameter is ignored.
4764  *
4765  * BUGS
4766  *  Only supports AF_INET addresses.
4767  */
4768 INT WINAPI WSAAddressToStringW( LPSOCKADDR sockaddr, DWORD len,
4769                                 LPWSAPROTOCOL_INFOW info, LPWSTR string,
4770                                 LPDWORD lenstr )
4771 {
4772     INT size;
4773     WCHAR buffer[22]; /* 12 digits + 3 dots + ':' + 5 digits + '\0' */
4774     static const WCHAR format[] = { '%','u','.','%','u','.','%','u','.','%','u',':','%','u',0 };
4775     WCHAR *p;
4776
4777     TRACE( "(%p, %x, %p, %p, %p)\n", sockaddr, len, info, string, lenstr );
4778
4779     if (!sockaddr || len < sizeof(SOCKADDR_IN)) return SOCKET_ERROR;
4780     if (!string || !lenstr) return SOCKET_ERROR;
4781
4782     /* sin_family is guaranteed to be the first u_short */
4783     if (((SOCKADDR_IN *)sockaddr)->sin_family != AF_INET) return SOCKET_ERROR;
4784
4785     sprintfW( buffer, format,
4786               (unsigned int)(ntohl( ((SOCKADDR_IN *)sockaddr)->sin_addr.WS_s_addr ) >> 24 & 0xff),
4787               (unsigned int)(ntohl( ((SOCKADDR_IN *)sockaddr)->sin_addr.WS_s_addr ) >> 16 & 0xff),
4788               (unsigned int)(ntohl( ((SOCKADDR_IN *)sockaddr)->sin_addr.WS_s_addr ) >> 8 & 0xff),
4789               (unsigned int)(ntohl( ((SOCKADDR_IN *)sockaddr)->sin_addr.WS_s_addr ) & 0xff),
4790               ntohs( ((SOCKADDR_IN *)sockaddr)->sin_port ) );
4791
4792     p = strchrW( buffer, ':' );
4793     if (!((SOCKADDR_IN *)sockaddr)->sin_port) *p = 0;
4794
4795     size = lstrlenW( buffer );
4796
4797     if (*lenstr <  size)
4798     {
4799         *lenstr = size;
4800         return SOCKET_ERROR;
4801     }
4802
4803     lstrcpyW( string, buffer );
4804     return 0;
4805 }
4806
4807 /***********************************************************************
4808  *              WSAEnumNameSpaceProvidersA                  (WS2_32.34)
4809  */
4810 INT WINAPI WSAEnumNameSpaceProvidersA( LPDWORD len, LPWSANAMESPACE_INFOA buffer )
4811 {
4812     FIXME( "(%p %p) Stub!\n", len, buffer );
4813     return 0;
4814 }
4815
4816 /***********************************************************************
4817  *              WSAEnumNameSpaceProvidersW                  (WS2_32.35)
4818  */
4819 INT WINAPI WSAEnumNameSpaceProvidersW( LPDWORD len, LPWSANAMESPACE_INFOW buffer )
4820 {
4821     FIXME( "(%p %p) Stub!\n", len, buffer );
4822     return 0;
4823 }
4824
4825 /***********************************************************************
4826  *              WSAGetQOSByName                             (WS2_32.41)
4827  */
4828 BOOL WINAPI WSAGetQOSByName( SOCKET s, LPWSABUF lpQOSName, LPQOS lpQOS )
4829 {
4830     FIXME( "(0x%04lx %p %p) Stub!\n", s, lpQOSName, lpQOS );
4831     return FALSE;
4832 }
4833
4834 /***********************************************************************
4835  *              WSAGetServiceClassInfoA                     (WS2_32.42)
4836  */
4837 INT WINAPI WSAGetServiceClassInfoA( LPGUID provider, LPGUID service, LPDWORD len,
4838                                     LPWSASERVICECLASSINFOA info )
4839 {
4840     FIXME( "(%s %s %p %p) Stub!\n", debugstr_guid(provider), debugstr_guid(service),
4841            len, info );
4842     WSASetLastError(WSA_NOT_ENOUGH_MEMORY);
4843     return SOCKET_ERROR;
4844 }
4845
4846 /***********************************************************************
4847  *              WSAGetServiceClassInfoW                     (WS2_32.43)
4848  */
4849 INT WINAPI WSAGetServiceClassInfoW( LPGUID provider, LPGUID service, LPDWORD len,
4850                                     LPWSASERVICECLASSINFOW info )
4851 {
4852     FIXME( "(%s %s %p %p) Stub!\n", debugstr_guid(provider), debugstr_guid(service),
4853            len, info );
4854     WSASetLastError(WSA_NOT_ENOUGH_MEMORY);
4855     return SOCKET_ERROR;
4856 }
4857
4858 /***********************************************************************
4859  *              WSAGetServiceClassNameByClassIdA            (WS2_32.44)
4860  */
4861 INT WINAPI WSAGetServiceClassNameByClassIdA( LPGUID class, LPSTR service, LPDWORD len )
4862 {
4863     FIXME( "(%s %p %p) Stub!\n", debugstr_guid(class), service, len );
4864     WSASetLastError(WSA_NOT_ENOUGH_MEMORY);
4865     return SOCKET_ERROR;
4866 }
4867
4868 /***********************************************************************
4869  *              WSAGetServiceClassNameByClassIdW            (WS2_32.45)
4870  */
4871 INT WINAPI WSAGetServiceClassNameByClassIdW( LPGUID class, LPWSTR service, LPDWORD len )
4872 {
4873     FIXME( "(%s %p %p) Stub!\n", debugstr_guid(class), service, len );
4874     WSASetLastError(WSA_NOT_ENOUGH_MEMORY);
4875     return SOCKET_ERROR;
4876 }
4877
4878 /***********************************************************************
4879  *              WSALookupServiceBeginA                       (WS2_32.59)
4880  */
4881 INT WINAPI WSALookupServiceBeginA( LPWSAQUERYSETA lpqsRestrictions,
4882                                    DWORD dwControlFlags,
4883                                    LPHANDLE lphLookup)
4884 {
4885     FIXME("(%p 0x%08x %p) Stub!\n", lpqsRestrictions, dwControlFlags,
4886             lphLookup);
4887     WSASetLastError(WSA_NOT_ENOUGH_MEMORY);
4888     return SOCKET_ERROR;
4889 }
4890
4891 /***********************************************************************
4892  *              WSALookupServiceBeginW                       (WS2_32.60)
4893  */
4894 INT WINAPI WSALookupServiceBeginW( LPWSAQUERYSETW lpqsRestrictions,
4895                                    DWORD dwControlFlags,
4896                                    LPHANDLE lphLookup)
4897 {
4898     FIXME("(%p 0x%08x %p) Stub!\n", lpqsRestrictions, dwControlFlags,
4899             lphLookup);
4900     WSASetLastError(WSA_NOT_ENOUGH_MEMORY);
4901     return SOCKET_ERROR;
4902 }
4903
4904 /***********************************************************************
4905  *              WSALookupServiceBeginW                       (WS2_32.61)
4906  */
4907 INT WINAPI WSALookupServiceEnd( HANDLE lookup )
4908 {
4909     FIXME("(%p) Stub!\n", lookup );
4910     return 0;
4911 }
4912
4913 /***********************************************************************
4914  *              WSALookupServiceNextA                       (WS2_32.62)
4915  */
4916 INT WINAPI WSALookupServiceNextA( HANDLE lookup, DWORD flags, LPDWORD len, LPWSAQUERYSETA results )
4917 {
4918     FIXME( "(%p 0x%08x %p %p) Stub!\n", lookup, flags, len, results );
4919     return 0;
4920 }
4921
4922 /***********************************************************************
4923  *              WSALookupServiceNextW                       (WS2_32.63)
4924  */
4925 INT WINAPI WSALookupServiceNextW( HANDLE lookup, DWORD flags, LPDWORD len, LPWSAQUERYSETW results )
4926 {
4927     FIXME( "(%p 0x%08x %p %p) Stub!\n", lookup, flags, len, results );
4928     return 0;
4929 }
4930
4931 /***********************************************************************
4932  *              WSANtohl                                   (WS2_32.64)
4933  */
4934 INT WINAPI WSANtohl( SOCKET s, WS_u_long netlong, WS_u_long* lphostlong )
4935 {
4936     TRACE( "(0x%04lx 0x%08x %p)\n", s, netlong, lphostlong );
4937
4938     if (!lphostlong) return WSAEFAULT;
4939
4940     *lphostlong = ntohl( netlong );
4941     return 0;
4942 }
4943
4944 /***********************************************************************
4945  *              WSANtohs                                   (WS2_32.65)
4946  */
4947 INT WINAPI WSANtohs( SOCKET s, WS_u_short netshort, WS_u_short* lphostshort )
4948 {
4949     TRACE( "(0x%04lx 0x%08x %p)\n", s, netshort, lphostshort );
4950
4951     if (!lphostshort) return WSAEFAULT;
4952
4953     *lphostshort = ntohs( netshort );
4954     return 0;
4955 }
4956
4957 /***********************************************************************
4958  *              WSAProviderConfigChange                     (WS2_32.66)
4959  */
4960 INT WINAPI WSAProviderConfigChange( LPHANDLE handle, LPWSAOVERLAPPED overlapped,
4961                                     LPWSAOVERLAPPED_COMPLETION_ROUTINE completion )
4962 {
4963     FIXME( "(%p %p %p) Stub!\n", handle, overlapped, completion );
4964     return SOCKET_ERROR;
4965 }
4966
4967 /***********************************************************************
4968  *              WSARecvDisconnect                           (WS2_32.68)
4969  */
4970 INT WINAPI WSARecvDisconnect( SOCKET s, LPWSABUF disconnectdata )
4971 {
4972     TRACE( "(0x%04lx %p)\n", s, disconnectdata );
4973
4974     return WS_shutdown( s, 0 );
4975 }
4976
4977 /***********************************************************************
4978  *              WSASetServiceA                              (WS2_32.76)
4979  */
4980 INT WINAPI WSASetServiceA( LPWSAQUERYSETA query, WSAESETSERVICEOP operation, DWORD flags )
4981 {
4982     FIXME( "(%p 0x%08x 0x%08x) Stub!\n", query, operation, flags );
4983     return 0;
4984 }
4985
4986 /***********************************************************************
4987  *              WSASetServiceW                              (WS2_32.77)
4988  */
4989 INT WINAPI WSASetServiceW( LPWSAQUERYSETW query, WSAESETSERVICEOP operation, DWORD flags )
4990 {
4991     FIXME( "(%p 0x%08x 0x%08x) Stub!\n", query, operation, flags );
4992     return 0;
4993 }
4994
4995 /***********************************************************************
4996  *              WSCEnableNSProvider                         (WS2_32.84)
4997  */
4998 INT WINAPI WSCEnableNSProvider( LPGUID provider, BOOL enable )
4999 {
5000     FIXME( "(%s 0x%08x) Stub!\n", debugstr_guid(provider), enable );
5001     return 0;
5002 }
5003
5004 /***********************************************************************
5005  *              WSCGetProviderPath                          (WS2_32.86)
5006  */
5007 INT WINAPI WSCGetProviderPath( LPGUID provider, LPWSTR path, LPINT len, LPINT errcode )
5008 {
5009     FIXME( "(%s %p %p %p) Stub!\n", debugstr_guid(provider), path, len, errcode );
5010
5011     if (!errcode || !provider || !len) return WSAEFAULT;
5012
5013     *errcode = WSAEINVAL;
5014     return SOCKET_ERROR;
5015 }
5016
5017 /***********************************************************************
5018  *              WSCInstallNameSpace                         (WS2_32.87)
5019  */
5020 INT WINAPI WSCInstallNameSpace( LPWSTR identifier, LPWSTR path, DWORD namespace,
5021                                 DWORD version, LPGUID provider )
5022 {
5023     FIXME( "(%s %s 0x%08x 0x%08x %s) Stub!\n", debugstr_w(identifier), debugstr_w(path),
5024            namespace, version, debugstr_guid(provider) );
5025     return 0;
5026 }
5027
5028 /***********************************************************************
5029  *              WSCUnInstallNameSpace                       (WS2_32.89)
5030  */
5031 INT WINAPI WSCUnInstallNameSpace( LPGUID lpProviderId )
5032 {
5033     FIXME("(%p) Stub!\n", lpProviderId);
5034     return NO_ERROR;
5035 }
5036
5037 /***********************************************************************
5038  *              WSCWriteProviderOrder                       (WS2_32.91)
5039  */
5040 INT WINAPI WSCWriteProviderOrder( LPDWORD entry, DWORD number )
5041 {
5042     FIXME("(%p 0x%08x) Stub!\n", entry, number);
5043     return 0;
5044 }