2 * socket-io.c: Socket IO internal calls
5 * Dick Porter (dick@ximian.com)
6 * Gonzalo Paniagua Javier (gonzalo@ximian.com)
8 * Copyright 2001-2003 Ximian, Inc (http://www.ximian.com)
9 * Copyright 2004-2009 Novell, Inc (http://www.novell.com)
11 * This file has been re-licensed under the MIT License:
12 * http://opensource.org/licenses/MIT
17 #ifndef DISABLE_SOCKETS
19 #if defined(__APPLE__) || defined(__FreeBSD__)
20 #define __APPLE_USE_RFC_3542
29 #include <sys/socket.h>
30 #ifdef HAVE_SYS_IOCTL_H
31 #include <sys/ioctl.h>
33 #include <netinet/in.h>
34 #include <netinet/tcp.h>
38 #include <arpa/inet.h>
45 #include <sys/types.h>
47 #include <mono/metadata/object.h>
48 #include <mono/io-layer/io-layer.h>
49 #include <mono/metadata/socket-io.h>
50 #include <mono/metadata/exception.h>
51 #include <mono/metadata/assembly.h>
52 #include <mono/metadata/appdomain.h>
53 #include <mono/metadata/file-io.h>
54 #include <mono/metadata/threads.h>
55 #include <mono/metadata/threads-types.h>
56 #include <mono/utils/mono-poll.h>
57 /* FIXME change this code to not mess so much with the internals */
58 #include <mono/metadata/class-internals.h>
59 #include <mono/metadata/threadpool-internals.h>
60 #include <mono/metadata/domain-internals.h>
61 #include <mono/utils/mono-threads.h>
62 #include <mono/utils/mono-memory-model.h>
63 #include <mono/utils/networking.h>
66 #ifdef HAVE_SYS_TIME_H
69 #ifdef HAVE_SYS_IOCTL_H
70 #include <sys/ioctl.h>
79 #ifdef HAVE_SYS_FILIO_H
80 #include <sys/filio.h> /* defines FIONBIO and FIONREAD */
82 #ifdef HAVE_SYS_SOCKIO_H
83 #include <sys/sockio.h> /* defines SIOCATMARK */
89 #ifdef HAVE_GETIFADDRS
90 // <net/if.h> must be included before <ifaddrs.h>
94 #include "mono/io-layer/socket-wrappers.h"
97 /* define LOGDEBUG(...) g_message(__VA_ARGS__) */
99 static gint32 convert_family(MonoAddressFamily mono_family)
103 switch(mono_family) {
104 case AddressFamily_Unknown:
105 case AddressFamily_ImpLink:
106 case AddressFamily_Pup:
107 case AddressFamily_Chaos:
108 case AddressFamily_Iso:
109 case AddressFamily_Ecma:
110 case AddressFamily_DataKit:
111 case AddressFamily_Ccitt:
112 case AddressFamily_DataLink:
113 case AddressFamily_Lat:
114 case AddressFamily_HyperChannel:
115 case AddressFamily_NetBios:
116 case AddressFamily_VoiceView:
117 case AddressFamily_FireFox:
118 case AddressFamily_Banyan:
119 case AddressFamily_Atm:
120 case AddressFamily_Cluster:
121 case AddressFamily_Ieee12844:
122 case AddressFamily_NetworkDesigners:
123 g_warning("System.Net.Sockets.AddressFamily has unsupported value 0x%x", mono_family);
126 case AddressFamily_Unspecified:
130 case AddressFamily_Unix:
134 case AddressFamily_InterNetwork:
138 case AddressFamily_Ipx:
144 case AddressFamily_Sna:
150 case AddressFamily_DecNet:
156 case AddressFamily_AppleTalk:
160 case AddressFamily_InterNetworkV6:
164 case AddressFamily_Irda:
170 g_warning("System.Net.Sockets.AddressFamily has unknown value 0x%x", mono_family);
176 static MonoAddressFamily convert_to_mono_family(guint16 af_family)
178 MonoAddressFamily family=AddressFamily_Unknown;
182 family=AddressFamily_Unspecified;
186 family=AddressFamily_Unix;
190 family=AddressFamily_InterNetwork;
195 family=AddressFamily_Ipx;
201 family=AddressFamily_Sna;
207 family=AddressFamily_DecNet;
212 family=AddressFamily_AppleTalk;
216 family=AddressFamily_InterNetworkV6;
221 family=AddressFamily_Irda;
225 g_warning("unknown address family 0x%x", af_family);
231 static gint32 convert_type(MonoSocketType mono_type)
236 case SocketType_Stream:
240 case SocketType_Dgram:
254 case SocketType_Seqpacket:
258 case SocketType_Unknown:
259 g_warning("System.Net.Sockets.SocketType has unsupported value 0x%x", mono_type);
263 g_warning("System.Net.Sockets.SocketType has unknown value 0x%x", mono_type);
269 static gint32 convert_proto(MonoProtocolType mono_proto)
274 case ProtocolType_IP:
275 case ProtocolType_IPv6:
276 case ProtocolType_Icmp:
277 case ProtocolType_Igmp:
278 case ProtocolType_Ggp:
279 case ProtocolType_Tcp:
280 case ProtocolType_Pup:
281 case ProtocolType_Udp:
282 case ProtocolType_Idp:
283 /* These protocols are known (on my system at least) */
287 case ProtocolType_ND:
288 case ProtocolType_Raw:
289 case ProtocolType_Ipx:
290 case ProtocolType_Spx:
291 case ProtocolType_SpxII:
292 case ProtocolType_Unknown:
293 /* These protocols arent */
294 g_warning("System.Net.Sockets.ProtocolType has unsupported value 0x%x", mono_proto);
304 /* Convert MonoSocketFlags */
305 static gint32 convert_socketflags (gint32 sflags)
310 /* SocketFlags.None */
313 if (sflags & ~(SocketFlags_OutOfBand | SocketFlags_MaxIOVectorLength | SocketFlags_Peek |
314 SocketFlags_DontRoute | SocketFlags_Partial))
315 /* Contains invalid flag values */
318 if (sflags & SocketFlags_OutOfBand)
320 if (sflags & SocketFlags_Peek)
322 if (sflags & SocketFlags_DontRoute)
323 flags |= MSG_DONTROUTE;
325 /* Ignore Partial - see bug 349688. Don't return -1, because
326 * according to the comment in that bug ms runtime doesn't for
327 * UDP sockets (this means we will silently ignore it for TCP
331 if (sflags & SocketFlags_Partial)
335 /* Don't do anything for MaxIOVectorLength */
336 if (sflags & SocketFlags_MaxIOVectorLength)
344 * 0 on success (mapped mono_level and mono_name to system_level and system_name
346 * -2 on non-fatal error (ie, must ignore)
348 static gint32 convert_sockopt_level_and_name(MonoSocketOptionLevel mono_level,
349 MonoSocketOptionName mono_name,
353 switch (mono_level) {
354 case SocketOptionLevel_Socket:
355 *system_level = SOL_SOCKET;
358 case SocketOptionName_DontLinger:
359 /* This is SO_LINGER, because the setsockopt
360 * internal call maps DontLinger to SO_LINGER
363 *system_name = SO_LINGER;
365 case SocketOptionName_Debug:
366 *system_name = SO_DEBUG;
369 case SocketOptionName_AcceptConnection:
370 *system_name = SO_ACCEPTCONN;
373 case SocketOptionName_ReuseAddress:
374 *system_name = SO_REUSEADDR;
376 case SocketOptionName_KeepAlive:
377 *system_name = SO_KEEPALIVE;
379 case SocketOptionName_DontRoute:
380 *system_name = SO_DONTROUTE;
382 case SocketOptionName_Broadcast:
383 *system_name = SO_BROADCAST;
385 case SocketOptionName_Linger:
386 *system_name = SO_LINGER;
388 case SocketOptionName_OutOfBandInline:
389 *system_name = SO_OOBINLINE;
391 case SocketOptionName_SendBuffer:
392 *system_name = SO_SNDBUF;
394 case SocketOptionName_ReceiveBuffer:
395 *system_name = SO_RCVBUF;
397 case SocketOptionName_SendLowWater:
398 *system_name = SO_SNDLOWAT;
400 case SocketOptionName_ReceiveLowWater:
401 *system_name = SO_RCVLOWAT;
403 case SocketOptionName_SendTimeout:
404 *system_name = SO_SNDTIMEO;
406 case SocketOptionName_ReceiveTimeout:
407 *system_name = SO_RCVTIMEO;
409 case SocketOptionName_Error:
410 *system_name = SO_ERROR;
412 case SocketOptionName_Type:
413 *system_name = SO_TYPE;
416 case SocketOptionName_PeerCred:
417 *system_name = SO_PEERCRED;
420 case SocketOptionName_ExclusiveAddressUse:
421 #ifdef SO_EXCLUSIVEADDRUSE
422 *system_name = SO_EXCLUSIVEADDRUSE;
425 case SocketOptionName_UseLoopback:
426 #ifdef SO_USELOOPBACK
427 *system_name = SO_USELOOPBACK;
430 case SocketOptionName_MaxConnections:
432 *system_name = SO_MAXCONN;
434 #elif defined(SOMAXCONN)
435 *system_name = SOMAXCONN;
439 g_warning("System.Net.Sockets.SocketOptionName 0x%x is not supported at Socket level", mono_name);
444 case SocketOptionLevel_IP:
445 *system_level = mono_networking_get_ip_protocol ();
448 case SocketOptionName_IPOptions:
449 *system_name = IP_OPTIONS;
452 case SocketOptionName_HeaderIncluded:
453 *system_name = IP_HDRINCL;
457 case SocketOptionName_TypeOfService:
458 *system_name = IP_TOS;
462 case SocketOptionName_IpTimeToLive:
463 *system_name = IP_TTL;
466 case SocketOptionName_MulticastInterface:
467 *system_name = IP_MULTICAST_IF;
469 case SocketOptionName_MulticastTimeToLive:
470 *system_name = IP_MULTICAST_TTL;
472 case SocketOptionName_MulticastLoopback:
473 *system_name = IP_MULTICAST_LOOP;
475 case SocketOptionName_AddMembership:
476 *system_name = IP_ADD_MEMBERSHIP;
478 case SocketOptionName_DropMembership:
479 *system_name = IP_DROP_MEMBERSHIP;
481 #ifdef HAVE_IP_PKTINFO
482 case SocketOptionName_PacketInformation:
483 *system_name = IP_PKTINFO;
485 #endif /* HAVE_IP_PKTINFO */
487 case SocketOptionName_DontFragment:
488 #ifdef HAVE_IP_DONTFRAGMENT
489 *system_name = IP_DONTFRAGMENT;
491 #elif defined HAVE_IP_MTU_DISCOVER
492 /* Not quite the same */
493 *system_name = IP_MTU_DISCOVER;
496 /* If the flag is not available on this system, we can ignore this error */
498 #endif /* HAVE_IP_DONTFRAGMENT */
499 case SocketOptionName_AddSourceMembership:
500 case SocketOptionName_DropSourceMembership:
501 case SocketOptionName_BlockSource:
502 case SocketOptionName_UnblockSource:
503 /* Can't figure out how to map these, so fall
507 g_warning("System.Net.Sockets.SocketOptionName 0x%x is not supported at IP level", mono_name);
512 case SocketOptionLevel_IPv6:
513 *system_level = mono_networking_get_ipv6_protocol ();
516 case SocketOptionName_IpTimeToLive:
517 case SocketOptionName_HopLimit:
518 *system_name = IPV6_UNICAST_HOPS;
520 case SocketOptionName_MulticastInterface:
521 *system_name = IPV6_MULTICAST_IF;
523 case SocketOptionName_MulticastTimeToLive:
524 *system_name = IPV6_MULTICAST_HOPS;
526 case SocketOptionName_MulticastLoopback:
527 *system_name = IPV6_MULTICAST_LOOP;
529 case SocketOptionName_AddMembership:
530 *system_name = IPV6_JOIN_GROUP;
532 case SocketOptionName_DropMembership:
533 *system_name = IPV6_LEAVE_GROUP;
535 case SocketOptionName_IPv6Only:
537 *system_name = IPV6_V6ONLY;
542 case SocketOptionName_PacketInformation:
543 #ifdef HAVE_IPV6_PKTINFO
544 *system_name = IPV6_PKTINFO;
547 case SocketOptionName_HeaderIncluded:
548 case SocketOptionName_IPOptions:
549 case SocketOptionName_TypeOfService:
550 case SocketOptionName_DontFragment:
551 case SocketOptionName_AddSourceMembership:
552 case SocketOptionName_DropSourceMembership:
553 case SocketOptionName_BlockSource:
554 case SocketOptionName_UnblockSource:
555 /* Can't figure out how to map these, so fall
559 g_warning("System.Net.Sockets.SocketOptionName 0x%x is not supported at IPv6 level", mono_name);
563 break; /* SocketOptionLevel_IPv6 */
565 case SocketOptionLevel_Tcp:
566 *system_level = mono_networking_get_tcp_protocol ();
569 case SocketOptionName_NoDelay:
570 *system_name = TCP_NODELAY;
573 /* The documentation is talking complete
574 * bollocks here: rfc-1222 is titled
575 * 'Advancing the NSFNET Routing Architecture'
576 * and doesn't mention either of the words
577 * "expedite" or "urgent".
579 case SocketOptionName_BsdUrgent:
580 case SocketOptionName_Expedited:
583 g_warning("System.Net.Sockets.SocketOptionName 0x%x is not supported at TCP level", mono_name);
588 case SocketOptionLevel_Udp:
589 g_warning("System.Net.Sockets.SocketOptionLevel has unsupported value 0x%x", mono_level);
592 case SocketOptionName_NoChecksum:
593 case SocketOptionName_ChecksumCoverage:
595 g_warning("System.Net.Sockets.SocketOptionName 0x%x is not supported at UDP level", mono_name);
602 g_warning("System.Net.Sockets.SocketOptionLevel has unknown value 0x%x", mono_level);
609 static MonoImage *get_socket_assembly (void)
611 MonoDomain *domain = mono_domain_get ();
613 if (domain->socket_assembly == NULL) {
614 MonoImage *socket_assembly;
616 socket_assembly = mono_image_loaded ("System");
617 if (!socket_assembly) {
618 MonoAssembly *sa = mono_assembly_open ("System.dll", NULL);
621 g_assert_not_reached ();
623 socket_assembly = mono_assembly_get_image (sa);
626 mono_atomic_store_release (&domain->socket_assembly, socket_assembly);
629 return domain->socket_assembly;
632 static gint32 get_family_hint(void)
634 MonoDomain *domain = mono_domain_get ();
636 if (!domain->inet_family_hint) {
637 MonoClass *socket_class;
638 MonoClassField *ipv6_field, *ipv4_field;
639 gint32 ipv6_enabled = -1, ipv4_enabled = -1;
642 socket_class = mono_class_from_name (get_socket_assembly (), "System.Net.Sockets", "Socket");
643 ipv4_field = mono_class_get_field_from_name (socket_class, "ipv4_supported");
644 ipv6_field = mono_class_get_field_from_name (socket_class, "ipv6_supported");
645 vtable = mono_class_vtable (mono_domain_get (), socket_class);
647 mono_runtime_class_init (vtable);
649 mono_field_static_get_value (vtable, ipv4_field, &ipv4_enabled);
650 mono_field_static_get_value (vtable, ipv6_field, &ipv6_enabled);
652 mono_domain_lock (domain);
653 if (ipv4_enabled == 1 && ipv6_enabled == 1) {
654 domain->inet_family_hint = 1;
655 } else if (ipv4_enabled == 1) {
656 domain->inet_family_hint = 2;
658 domain->inet_family_hint = 3;
660 mono_domain_unlock (domain);
662 switch (domain->inet_family_hint) {
663 case 1: return PF_UNSPEC;
664 case 2: return PF_INET;
665 case 3: return PF_INET6;
671 gpointer ves_icall_System_Net_Sockets_Socket_Socket_internal(MonoObject *this, gint32 family, gint32 type, gint32 proto, gint32 *error)
680 sock_family=convert_family(family);
681 if(sock_family==-1) {
682 *error = WSAEAFNOSUPPORT;
686 sock_proto=convert_proto(proto);
688 *error = WSAEPROTONOSUPPORT;
692 sock_type=convert_type(type);
694 *error = WSAESOCKTNOSUPPORT;
698 sock = _wapi_socket (sock_family, sock_type, sock_proto,
699 NULL, 0, WSA_FLAG_OVERLAPPED);
701 if(sock==INVALID_SOCKET) {
702 *error = WSAGetLastError ();
706 return(GUINT_TO_POINTER (sock));
709 /* FIXME: the SOCKET parameter (here and in other functions in this
710 * file) is really an IntPtr which needs to be converted to a guint32.
712 void ves_icall_System_Net_Sockets_Socket_Close_internal(SOCKET sock,
715 LOGDEBUG (g_message ("%s: closing 0x%x", __func__, sock));
719 /* Clear any pending work item from this socket if the underlying
720 * polling system does not notify when the socket is closed */
721 mono_thread_pool_remove_socket (GPOINTER_TO_INT (sock));
725 gint32 ves_icall_System_Net_Sockets_SocketException_WSAGetLastError_internal(void)
727 LOGDEBUG (g_message("%s: returning %d", __func__, WSAGetLastError()));
729 return(WSAGetLastError());
732 gint32 ves_icall_System_Net_Sockets_Socket_Available_internal(SOCKET sock,
740 /* FIXME: this might require amount to be unsigned long. */
741 ret=ioctlsocket(sock, FIONREAD, &amount);
742 if(ret==SOCKET_ERROR) {
743 *error = WSAGetLastError ();
750 void ves_icall_System_Net_Sockets_Socket_Blocking_internal(SOCKET sock,
759 * block == TRUE/FALSE means we will block/not block.
760 * But the ioctlsocket call takes TRUE/FALSE for non-block/block
764 ret = ioctlsocket (sock, FIONBIO, (gulong *) &block);
765 if(ret==SOCKET_ERROR) {
766 *error = WSAGetLastError ();
770 gpointer ves_icall_System_Net_Sockets_Socket_Accept_internal(SOCKET sock,
775 MonoInternalThread* curthread G_GNUC_UNUSED = mono_thread_internal_current ();
776 MONO_PREPARE_BLOCKING
781 curthread->interrupt_on_stop = (gpointer)TRUE;
782 newsock = _wapi_accept (sock, NULL, 0);
783 curthread->interrupt_on_stop = (gpointer)FALSE;
786 newsock = _wapi_accept (sock, NULL, 0);
790 if(newsock==INVALID_SOCKET) {
791 *error = WSAGetLastError ();
795 return(GUINT_TO_POINTER (newsock));
798 void ves_icall_System_Net_Sockets_Socket_Listen_internal(SOCKET sock,
806 ret = _wapi_listen (sock, backlog);
807 if(ret==SOCKET_ERROR) {
808 *error = WSAGetLastError ();
812 // Check whether it's ::ffff::0:0.
814 is_ipv4_mapped_any (const struct in6_addr *addr)
818 for (i = 0; i < 10; i++) {
819 if (addr->s6_addr [i])
822 if ((addr->s6_addr [10] != 0xff) || (addr->s6_addr [11] != 0xff))
824 for (i = 12; i < 16; i++) {
825 if (addr->s6_addr [i])
831 static MonoObject *create_object_from_sockaddr(struct sockaddr *saddr,
832 int sa_size, gint32 *error)
834 MonoDomain *domain = mono_domain_get ();
835 MonoObject *sockaddr_obj;
837 MonoAddressFamily family;
839 /* Build a System.Net.SocketAddress object instance */
840 if (!domain->sockaddr_class) {
841 domain->sockaddr_class=mono_class_from_name (get_socket_assembly (), "System.Net", "SocketAddress");
842 g_assert (domain->sockaddr_class);
844 sockaddr_obj=mono_object_new(domain, domain->sockaddr_class);
846 /* Locate the SocketAddress data buffer in the object */
847 if (!domain->sockaddr_data_field) {
848 domain->sockaddr_data_field=mono_class_get_field_from_name (domain->sockaddr_class, "data");
849 g_assert (domain->sockaddr_data_field);
852 /* May be the +2 here is too conservative, as sa_len returns
853 * the length of the entire sockaddr_in/in6, including
854 * sizeof (unsigned short) of the family */
855 /* We can't really avoid the +2 as all code below depends on this size - INCLUDING unix domain sockets.*/
856 data=mono_array_new_cached(domain, mono_get_byte_class (), sa_size+2);
858 /* The data buffer is laid out as follows:
859 * bytes 0 and 1 are the address family
860 * bytes 2 and 3 are the port info
861 * the rest is the address info
864 family=convert_to_mono_family(saddr->sa_family);
865 if(family==AddressFamily_Unknown) {
866 *error = WSAEAFNOSUPPORT;
870 mono_array_set(data, guint8, 0, family & 0x0FF);
871 mono_array_set(data, guint8, 1, (family >> 8) & 0x0FF);
873 if(saddr->sa_family==AF_INET) {
874 struct sockaddr_in *sa_in=(struct sockaddr_in *)saddr;
875 guint16 port=ntohs(sa_in->sin_port);
876 guint32 address=ntohl(sa_in->sin_addr.s_addr);
879 mono_raise_exception((MonoException *)mono_exception_from_name(mono_get_corlib (), "System", "SystemException"));
882 mono_array_set(data, guint8, 2, (port>>8) & 0xff);
883 mono_array_set(data, guint8, 3, (port) & 0xff);
884 mono_array_set(data, guint8, 4, (address>>24) & 0xff);
885 mono_array_set(data, guint8, 5, (address>>16) & 0xff);
886 mono_array_set(data, guint8, 6, (address>>8) & 0xff);
887 mono_array_set(data, guint8, 7, (address) & 0xff);
889 mono_field_set_value (sockaddr_obj, domain->sockaddr_data_field, data);
891 return(sockaddr_obj);
892 } else if (saddr->sa_family == AF_INET6) {
893 struct sockaddr_in6 *sa_in=(struct sockaddr_in6 *)saddr;
896 guint16 port=ntohs(sa_in->sin6_port);
899 mono_raise_exception((MonoException *)mono_exception_from_name(mono_get_corlib (), "System", "SystemException"));
902 mono_array_set(data, guint8, 2, (port>>8) & 0xff);
903 mono_array_set(data, guint8, 3, (port) & 0xff);
905 if (is_ipv4_mapped_any (&sa_in->sin6_addr)) {
906 // Map ::ffff:0:0 to :: (bug #5502)
907 for(i=0; i<16; i++) {
908 mono_array_set(data, guint8, 8+i, 0);
911 for(i=0; i<16; i++) {
912 mono_array_set(data, guint8, 8+i,
913 sa_in->sin6_addr.s6_addr[i]);
917 mono_array_set(data, guint8, 24, sa_in->sin6_scope_id & 0xff);
918 mono_array_set(data, guint8, 25,
919 (sa_in->sin6_scope_id >> 8) & 0xff);
920 mono_array_set(data, guint8, 26,
921 (sa_in->sin6_scope_id >> 16) & 0xff);
922 mono_array_set(data, guint8, 27,
923 (sa_in->sin6_scope_id >> 24) & 0xff);
925 mono_field_set_value (sockaddr_obj, domain->sockaddr_data_field, data);
927 return(sockaddr_obj);
929 } else if (saddr->sa_family == AF_UNIX) {
932 for (i = 0; i < sa_size; i++) {
933 mono_array_set (data, guint8, i+2, saddr->sa_data[i]);
936 mono_field_set_value (sockaddr_obj, domain->sockaddr_data_field, data);
941 *error = WSAEAFNOSUPPORT;
947 get_sockaddr_size (int family)
952 if (family == AF_INET) {
953 size = sizeof (struct sockaddr_in);
954 } else if (family == AF_INET6) {
955 size = sizeof (struct sockaddr_in6);
957 } else if (family == AF_UNIX) {
958 size = sizeof (struct sockaddr_un);
964 extern MonoObject *ves_icall_System_Net_Sockets_Socket_LocalEndPoint_internal(SOCKET sock, gint32 af, gint32 *error)
973 salen = get_sockaddr_size (convert_family (af));
975 *error = WSAEAFNOSUPPORT;
978 sa = (salen <= 128) ? alloca (salen) : g_malloc0 (salen);
979 MONO_PREPARE_BLOCKING
980 ret = _wapi_getsockname (sock, (struct sockaddr *)sa, &salen);
983 if(ret==SOCKET_ERROR) {
984 *error = WSAGetLastError ();
990 LOGDEBUG (g_message("%s: bound to %s port %d", __func__, inet_ntoa(((struct sockaddr_in *)&sa)->sin_addr), ntohs(((struct sockaddr_in *)&sa)->sin_port)));
992 result = create_object_from_sockaddr((struct sockaddr *)sa, salen, error);
998 extern MonoObject *ves_icall_System_Net_Sockets_Socket_RemoteEndPoint_internal(SOCKET sock, gint32 af, gint32 *error)
1007 salen = get_sockaddr_size (convert_family (af));
1009 *error = WSAEAFNOSUPPORT;
1012 sa = (salen <= 128) ? alloca (salen) : g_malloc0 (salen);
1013 /* Note: linux returns just 2 for AF_UNIX. Always. */
1014 MONO_PREPARE_BLOCKING
1015 ret = _wapi_getpeername (sock, (struct sockaddr *)sa, &salen);
1016 MONO_FINISH_BLOCKING
1017 if(ret==SOCKET_ERROR) {
1018 *error = WSAGetLastError ();
1024 LOGDEBUG (g_message("%s: connected to %s port %d", __func__, inet_ntoa(((struct sockaddr_in *)&sa)->sin_addr), ntohs(((struct sockaddr_in *)&sa)->sin_port)));
1026 result = create_object_from_sockaddr((struct sockaddr *)sa, salen, error);
1032 static struct sockaddr *create_sockaddr_from_object(MonoObject *saddr_obj,
1036 MonoClassField *field;
1041 /* Dig the SocketAddress data buffer out of the object */
1042 field=mono_class_get_field_from_name(saddr_obj->vtable->klass, "data");
1043 data=*(MonoArray **)(((char *)saddr_obj) + field->offset);
1045 /* The data buffer is laid out as follows:
1046 * byte 0 is the address family low byte
1047 * byte 1 is the address family high byte
1049 * bytes 2 and 3 are the port info
1050 * the rest is the address info
1052 * the rest is the file name
1054 len = mono_array_length (data);
1056 mono_raise_exception (mono_exception_from_name(mono_get_corlib (), "System", "SystemException"));
1059 family = convert_family (mono_array_get (data, guint8, 0) + (mono_array_get (data, guint8, 1) << 8));
1060 if (family == AF_INET) {
1061 struct sockaddr_in *sa;
1066 mono_raise_exception (mono_exception_from_name (mono_get_corlib (), "System", "SystemException"));
1069 sa = g_new0 (struct sockaddr_in, 1);
1070 port = (mono_array_get (data, guint8, 2) << 8) +
1071 mono_array_get (data, guint8, 3);
1072 address = (mono_array_get (data, guint8, 4) << 24) +
1073 (mono_array_get (data, guint8, 5) << 16 ) +
1074 (mono_array_get (data, guint8, 6) << 8) +
1075 mono_array_get (data, guint8, 7);
1077 sa->sin_family = family;
1078 sa->sin_addr.s_addr = htonl (address);
1079 sa->sin_port = htons (port);
1081 *sa_size = sizeof(struct sockaddr_in);
1082 return((struct sockaddr *)sa);
1083 } else if (family == AF_INET6) {
1084 struct sockaddr_in6 *sa;
1090 mono_raise_exception (mono_exception_from_name (mono_get_corlib (), "System", "SystemException"));
1093 sa = g_new0 (struct sockaddr_in6, 1);
1094 port = mono_array_get (data, guint8, 3) +
1095 (mono_array_get (data, guint8, 2) << 8);
1096 scopeid = mono_array_get (data, guint8, 24) +
1097 (mono_array_get (data, guint8, 25) << 8) +
1098 (mono_array_get (data, guint8, 26) << 16) +
1099 (mono_array_get (data, guint8, 27) << 24);
1101 sa->sin6_family = family;
1102 sa->sin6_port = htons (port);
1103 sa->sin6_scope_id = scopeid;
1105 for(i=0; i<16; i++) {
1106 sa->sin6_addr.s6_addr[i] = mono_array_get (data, guint8, 8+i);
1109 *sa_size = sizeof(struct sockaddr_in6);
1110 return((struct sockaddr *)sa);
1111 #ifdef HAVE_SYS_UN_H
1112 } else if (family == AF_UNIX) {
1113 struct sockaddr_un *sock_un;
1116 /* Need a byte for the '\0' terminator/prefix, and the first
1117 * two bytes hold the SocketAddress family
1119 if (len - 2 >= sizeof(sock_un->sun_path)) {
1120 mono_raise_exception (mono_get_exception_index_out_of_range ());
1123 sock_un = g_new0 (struct sockaddr_un, 1);
1125 sock_un->sun_family = family;
1126 for (i = 0; i < len - 2; i++) {
1127 sock_un->sun_path [i] = mono_array_get (data, guint8,
1133 return (struct sockaddr *)sock_un;
1136 *error = WSAEAFNOSUPPORT;
1141 extern void ves_icall_System_Net_Sockets_Socket_Bind_internal(SOCKET sock, MonoObject *sockaddr, gint32 *error)
1143 struct sockaddr *sa;
1149 sa=create_sockaddr_from_object(sockaddr, &sa_size, error);
1154 LOGDEBUG (g_message("%s: binding to %s port %d", __func__, inet_ntoa(((struct sockaddr_in *)sa)->sin_addr), ntohs (((struct sockaddr_in *)sa)->sin_port)));
1156 ret = _wapi_bind (sock, sa, sa_size);
1157 if(ret==SOCKET_ERROR) {
1158 *error = WSAGetLastError ();
1171 ves_icall_System_Net_Sockets_Socket_Poll_internal (SOCKET sock, gint mode,
1172 gint timeout, gint32 *error)
1174 MonoInternalThread *thread = NULL;
1179 pfds = g_new0 (mono_pollfd, 1);
1180 pfds[0].fd = GPOINTER_TO_INT (sock);
1181 pfds[0].events = (mode == SelectModeRead) ? MONO_POLLIN :
1182 (mode == SelectModeWrite) ? MONO_POLLOUT :
1183 (MONO_POLLERR | MONO_POLLHUP | MONO_POLLNVAL);
1185 timeout = (timeout >= 0) ? (timeout / 1000) : -1;
1186 start = time (NULL);
1190 ret = mono_poll (pfds, 1, timeout);
1191 if (timeout > 0 && ret < 0) {
1193 int sec = time (NULL) - start;
1195 timeout -= sec * 1000;
1203 if (ret == -1 && errno == EINTR) {
1206 if (thread == NULL) {
1207 thread = mono_thread_internal_current ();
1210 leave = mono_thread_test_state (thread, ThreadState_AbortRequested | ThreadState_StopRequested);
1216 /* Suspend requested? */
1217 mono_thread_interruption_checkpoint ();
1221 } while (ret == -1 && errno == EINTR);
1225 *error = WSAGetLastError ();
1227 *error = errno_to_WSA (errno, __func__);
1242 extern void ves_icall_System_Net_Sockets_Socket_Connect_internal(SOCKET sock, MonoObject *sockaddr, gint32 *error)
1244 struct sockaddr *sa;
1250 sa=create_sockaddr_from_object(sockaddr, &sa_size, error);
1255 LOGDEBUG (g_message("%s: connecting to %s port %d", __func__, inet_ntoa(((struct sockaddr_in *)sa)->sin_addr), ntohs (((struct sockaddr_in *)sa)->sin_port)));
1257 MONO_PREPARE_BLOCKING
1258 ret = _wapi_connect (sock, sa, sa_size);
1259 MONO_FINISH_BLOCKING
1261 if(ret==SOCKET_ERROR) {
1262 *error = WSAGetLastError ();
1268 /* These #defines from mswsock.h from wine. Defining them here allows
1269 * us to build this file on a mingw box that doesn't know the magic
1270 * numbers, but still run on a newer windows box that does.
1272 #ifndef WSAID_DISCONNECTEX
1273 #define WSAID_DISCONNECTEX {0x7fda2e11,0x8630,0x436f,{0xa0, 0x31, 0xf5, 0x36, 0xa6, 0xee, 0xc1, 0x57}}
1274 typedef BOOL (WINAPI *LPFN_DISCONNECTEX)(SOCKET, LPOVERLAPPED, DWORD, DWORD);
1277 #ifndef WSAID_TRANSMITFILE
1278 #define WSAID_TRANSMITFILE {0xb5367df0,0xcbac,0x11cf,{0x95,0xca,0x00,0x80,0x5f,0x48,0xa1,0x92}}
1279 typedef BOOL (WINAPI *LPFN_TRANSMITFILE)(SOCKET, HANDLE, DWORD, DWORD, LPOVERLAPPED, LPTRANSMIT_FILE_BUFFERS, DWORD);
1282 extern void ves_icall_System_Net_Sockets_Socket_Disconnect_internal(SOCKET sock, MonoBoolean reuse, gint32 *error)
1285 glong output_bytes = 0;
1286 GUID disco_guid = WSAID_DISCONNECTEX;
1287 GUID trans_guid = WSAID_TRANSMITFILE;
1288 LPFN_DISCONNECTEX _wapi_disconnectex = NULL;
1289 LPFN_TRANSMITFILE _wapi_transmitfile = NULL;
1291 MONO_PREPARE_BLOCKING
1295 LOGDEBUG (g_message("%s: disconnecting from socket %p (reuse %d)", __func__, sock, reuse));
1297 /* I _think_ the extension function pointers need to be looked
1298 * up for each socket. FIXME: check the best way to store
1299 * pointers to functions in managed objects that still works
1300 * on 64bit platforms.
1302 ret = WSAIoctl (sock, SIO_GET_EXTENSION_FUNCTION_POINTER,
1303 (void *)&disco_guid, sizeof(GUID),
1304 (void *)&_wapi_disconnectex, sizeof(void *),
1305 &output_bytes, NULL, NULL);
1307 /* make sure that WSAIoctl didn't put crap in the
1310 _wapi_disconnectex = NULL;
1313 * Use the SIO_GET_EXTENSION_FUNCTION_POINTER to
1314 * determine the address of the disconnect method without
1315 * taking a hard dependency on a single provider
1317 * For an explanation of why this is done, you can read
1318 * the article at http://www.codeproject.com/internet/jbsocketserver3.asp
1320 ret = WSAIoctl (sock, SIO_GET_EXTENSION_FUNCTION_POINTER,
1321 (void *)&trans_guid, sizeof(GUID),
1322 (void *)&_wapi_transmitfile, sizeof(void *),
1323 &output_bytes, NULL, NULL);
1325 _wapi_transmitfile = NULL;
1329 if (_wapi_disconnectex != NULL) {
1330 bret = _wapi_disconnectex (sock, NULL, TF_REUSE_SOCKET, 0);
1331 } else if (_wapi_transmitfile != NULL) {
1332 bret = _wapi_transmitfile (sock, NULL, 0, 0, NULL, NULL,
1333 TF_DISCONNECT | TF_REUSE_SOCKET);
1335 *error = ERROR_NOT_SUPPORTED;
1336 bret = TRUE; //we don't want the following bret check to change *error
1339 if (bret == FALSE) {
1340 *error = WSAGetLastError ();
1343 MONO_FINISH_BLOCKING
1346 gint32 ves_icall_System_Net_Sockets_Socket_Receive_internal(SOCKET sock, MonoArray *buffer, gint32 offset, gint32 count, gint32 flags, gint32 *error)
1352 MonoInternalThread* curthread G_GNUC_UNUSED = mono_thread_internal_current ();
1356 alen = mono_array_length (buffer);
1357 if (offset > alen - count) {
1361 buf=mono_array_addr(buffer, guchar, offset);
1363 recvflags = convert_socketflags (flags);
1364 if (recvflags == -1) {
1365 *error = WSAEOPNOTSUPP;
1369 MONO_PREPARE_BLOCKING
1372 curthread->interrupt_on_stop = (gpointer)TRUE;
1373 ret = _wapi_recv (sock, buf, count, recvflags);
1374 curthread->interrupt_on_stop = (gpointer)FALSE;
1377 ret = _wapi_recv (sock, buf, count, recvflags);
1379 MONO_FINISH_BLOCKING
1381 if(ret==SOCKET_ERROR) {
1382 *error = WSAGetLastError ();
1389 gint32 ves_icall_System_Net_Sockets_Socket_Receive_array_internal(SOCKET sock, MonoArray *buffers, gint32 flags, gint32 *error)
1394 DWORD recvflags = 0;
1398 wsabufs = mono_array_addr (buffers, WSABUF, 0);
1399 count = mono_array_length (buffers);
1401 recvflags = convert_socketflags (flags);
1402 if (recvflags == -1) {
1403 *error = WSAEOPNOTSUPP;
1407 ret = WSARecv (sock, wsabufs, count, &recv, &recvflags, NULL, NULL);
1408 if (ret == SOCKET_ERROR) {
1409 *error = WSAGetLastError ();
1416 gint32 ves_icall_System_Net_Sockets_Socket_ReceiveFrom_internal(SOCKET sock, MonoArray *buffer, gint32 offset, gint32 count, gint32 flags, MonoObject **sockaddr, gint32 *error)
1422 struct sockaddr *sa;
1427 alen = mono_array_length (buffer);
1428 if (offset > alen - count) {
1432 sa=create_sockaddr_from_object(*sockaddr, &sa_size, error);
1437 buf=mono_array_addr(buffer, guchar, offset);
1439 recvflags = convert_socketflags (flags);
1440 if (recvflags == -1) {
1441 *error = WSAEOPNOTSUPP;
1445 MONO_PREPARE_BLOCKING
1446 ret = _wapi_recvfrom (sock, buf, count, recvflags, sa, &sa_size);
1447 MONO_FINISH_BLOCKING
1449 if(ret==SOCKET_ERROR) {
1451 *error = WSAGetLastError ();
1455 /* If we didn't get a socket size, then we're probably a
1456 * connected connection-oriented socket and the stack hasn't
1457 * returned the remote address. All we can do is return null.
1460 *sockaddr=create_object_from_sockaddr(sa, sa_size, error);
1469 gint32 ves_icall_System_Net_Sockets_Socket_Send_internal(SOCKET sock, MonoArray *buffer, gint32 offset, gint32 count, gint32 flags, gint32 *error)
1478 alen = mono_array_length (buffer);
1479 if (offset > alen - count) {
1483 LOGDEBUG (g_message("%s: alen: %d", __func__, alen));
1485 buf=mono_array_addr(buffer, guchar, offset);
1487 LOGDEBUG (g_message("%s: Sending %d bytes", __func__, count));
1489 sendflags = convert_socketflags (flags);
1490 if (sendflags == -1) {
1491 *error = WSAEOPNOTSUPP;
1495 MONO_PREPARE_BLOCKING
1496 ret = _wapi_send (sock, buf, count, sendflags);
1497 MONO_FINISH_BLOCKING
1498 if(ret==SOCKET_ERROR) {
1499 *error = WSAGetLastError ();
1506 gint32 ves_icall_System_Net_Sockets_Socket_Send_array_internal(SOCKET sock, MonoArray *buffers, gint32 flags, gint32 *error)
1511 DWORD sendflags = 0;
1515 wsabufs = mono_array_addr (buffers, WSABUF, 0);
1516 count = mono_array_length (buffers);
1518 sendflags = convert_socketflags (flags);
1519 if (sendflags == -1) {
1520 *error = WSAEOPNOTSUPP;
1524 ret = WSASend (sock, wsabufs, count, &sent, sendflags, NULL, NULL);
1525 if (ret == SOCKET_ERROR) {
1526 *error = WSAGetLastError ();
1533 gint32 ves_icall_System_Net_Sockets_Socket_SendTo_internal(SOCKET sock, MonoArray *buffer, gint32 offset, gint32 count, gint32 flags, MonoObject *sockaddr, gint32 *error)
1539 struct sockaddr *sa;
1544 alen = mono_array_length (buffer);
1545 if (offset > alen - count) {
1549 sa=create_sockaddr_from_object(sockaddr, &sa_size, error);
1554 LOGDEBUG (g_message("%s: alen: %d", __func__, alen));
1556 buf=mono_array_addr(buffer, guchar, offset);
1558 LOGDEBUG (g_message("%s: Sending %d bytes", __func__, count));
1560 sendflags = convert_socketflags (flags);
1561 if (sendflags == -1) {
1562 *error = WSAEOPNOTSUPP;
1566 MONO_PREPARE_BLOCKING
1567 ret = _wapi_sendto (sock, buf, count, sendflags, sa, sa_size);
1568 MONO_FINISH_BLOCKING
1569 if(ret==SOCKET_ERROR) {
1570 *error = WSAGetLastError ();
1578 static SOCKET Socket_to_SOCKET(MonoObject *sockobj)
1580 MonoSafeHandle *safe_handle;
1581 MonoClassField *field;
1583 field = mono_class_get_field_from_name (sockobj->vtable->klass, "safe_handle");
1584 safe_handle = ((MonoSafeHandle*) (*(gpointer *)(((char *)sockobj)+field->offset)));
1586 if (safe_handle == NULL)
1589 return (SOCKET) safe_handle->handle;
1592 #define POLL_ERRORS (MONO_POLLERR | MONO_POLLHUP | MONO_POLLNVAL)
1593 void ves_icall_System_Net_Sockets_Socket_Select_internal(MonoArray **sockets, gint32 timeout, gint32 *error)
1595 MonoInternalThread *thread = NULL;
1602 MonoClass *sock_arr_class;
1605 uintptr_t socks_size;
1607 /* *sockets -> READ, null, WRITE, null, ERROR, null */
1608 count = mono_array_length (*sockets);
1609 nfds = count - 3; /* NULL separators */
1610 pfds = g_new0 (mono_pollfd, nfds);
1612 for (i = 0; i < count; i++) {
1613 obj = mono_array_get (*sockets, MonoObject *, i);
1620 /* The socket array was bogus */
1626 pfds [idx].fd = Socket_to_SOCKET (obj);
1627 pfds [idx].events = (mode == 0) ? MONO_POLLIN : (mode == 1) ? MONO_POLLOUT : POLL_ERRORS;
1631 timeout = (timeout >= 0) ? (timeout / 1000) : -1;
1632 start = time (NULL);
1635 ret = mono_poll (pfds, nfds, timeout);
1636 if (timeout > 0 && ret < 0) {
1638 int sec = time (NULL) - start;
1640 timeout -= sec * 1000;
1646 if (ret == -1 && errno == EINTR) {
1649 thread = mono_thread_internal_current ();
1651 leave = mono_thread_test_state (thread, ThreadState_AbortRequested | ThreadState_StopRequested);
1658 /* Suspend requested? */
1659 mono_thread_interruption_checkpoint ();
1663 } while (ret == -1 && errno == EINTR);
1667 *error = WSAGetLastError ();
1669 *error = errno_to_WSA (errno, __func__);
1681 sock_arr_class= ((MonoObject *)*sockets)->vtable->klass;
1682 socks_size = ((uintptr_t)ret) + 3; /* space for the NULL delimiters */
1683 socks = mono_array_new_full (mono_domain_get (), sock_arr_class, &socks_size, NULL);
1686 for (i = 0; i < count && ret > 0; i++) {
1689 obj = mono_array_get (*sockets, MonoObject *, i);
1696 pfd = &pfds [i - mode];
1697 if (pfd->revents == 0)
1701 if (mode == 0 && (pfd->revents & (MONO_POLLIN | POLL_ERRORS)) != 0) {
1702 mono_array_setref (socks, idx++, obj);
1703 } else if (mode == 1 && (pfd->revents & (MONO_POLLOUT | POLL_ERRORS)) != 0) {
1704 mono_array_setref (socks, idx++, obj);
1705 } else if ((pfd->revents & POLL_ERRORS) != 0) {
1706 mono_array_setref (socks, idx++, obj);
1714 static MonoObject* int_to_object (MonoDomain *domain, int val)
1716 return mono_value_box (domain, mono_get_int32_class (), &val);
1720 void ves_icall_System_Net_Sockets_Socket_GetSocketOption_obj_internal(SOCKET sock, gint32 level, gint32 name, MonoObject **obj_val, gint32 *error)
1722 int system_level = 0;
1723 int system_name = 0;
1726 socklen_t valsize=sizeof(val);
1727 struct linger linger;
1728 socklen_t lingersize=sizeof(linger);
1730 socklen_t time_ms_size = sizeof (time_ms);
1732 # if defined(__OpenBSD__)
1733 struct sockpeercred cred;
1737 socklen_t credsize = sizeof(cred);
1739 MonoDomain *domain=mono_domain_get();
1741 MonoClass *obj_class;
1742 MonoClassField *field;
1746 #if !defined(SO_EXCLUSIVEADDRUSE) && defined(SO_REUSEADDR)
1747 if (level == SocketOptionLevel_Socket && name == SocketOptionName_ExclusiveAddressUse) {
1748 system_level = SOL_SOCKET;
1749 system_name = SO_REUSEADDR;
1755 ret = convert_sockopt_level_and_name (level, name, &system_level, &system_name);
1759 *error = WSAENOPROTOOPT;
1763 *obj_val = int_to_object (domain, 0);
1767 /* No need to deal with MulticastOption names here, because
1768 * you cant getsockopt AddMembership or DropMembership (the
1769 * int getsockopt will error, causing an exception)
1772 case SocketOptionName_Linger:
1773 case SocketOptionName_DontLinger:
1774 ret = _wapi_getsockopt(sock, system_level, system_name, &linger,
1778 case SocketOptionName_SendTimeout:
1779 case SocketOptionName_ReceiveTimeout:
1780 ret = _wapi_getsockopt (sock, system_level, system_name, (char *) &time_ms, &time_ms_size);
1784 case SocketOptionName_PeerCred:
1785 ret = _wapi_getsockopt (sock, system_level, system_name, &cred,
1791 ret = _wapi_getsockopt (sock, system_level, system_name, &val,
1795 if(ret==SOCKET_ERROR) {
1796 *error = WSAGetLastError ();
1801 case SocketOptionName_Linger:
1802 /* build a System.Net.Sockets.LingerOption */
1803 obj_class=mono_class_from_name(get_socket_assembly (),
1804 "System.Net.Sockets",
1806 obj=mono_object_new(domain, obj_class);
1808 /* Locate and set the fields "bool enabled" and "int
1811 field=mono_class_get_field_from_name(obj_class, "enabled");
1812 *(guint8 *)(((char *)obj)+field->offset)=linger.l_onoff;
1814 field=mono_class_get_field_from_name(obj_class, "seconds");
1815 *(guint32 *)(((char *)obj)+field->offset)=linger.l_linger;
1819 case SocketOptionName_DontLinger:
1820 /* construct a bool int in val - true if linger is off */
1821 obj = int_to_object (domain, !linger.l_onoff);
1824 case SocketOptionName_SendTimeout:
1825 case SocketOptionName_ReceiveTimeout:
1826 obj = int_to_object (domain, time_ms);
1830 case SocketOptionName_PeerCred:
1832 /* build a Mono.Posix.PeerCred+PeerCredData if
1835 static MonoImage *mono_posix_image = NULL;
1836 MonoPeerCredData *cred_data;
1838 if (mono_posix_image == NULL) {
1839 mono_posix_image=mono_image_loaded ("Mono.Posix");
1840 if (!mono_posix_image) {
1841 MonoAssembly *sa = mono_assembly_open ("Mono.Posix.dll", NULL);
1843 *error = WSAENOPROTOOPT;
1846 mono_posix_image = mono_assembly_get_image (sa);
1851 obj_class = mono_class_from_name(mono_posix_image,
1854 obj = mono_object_new(domain, obj_class);
1855 cred_data = (MonoPeerCredData *)obj;
1856 cred_data->pid = cred.pid;
1857 cred_data->uid = cred.uid;
1858 cred_data->gid = cred.gid;
1864 #if !defined(SO_EXCLUSIVEADDRUSE) && defined(SO_REUSEADDR)
1865 if (level == SocketOptionLevel_Socket && name == SocketOptionName_ExclusiveAddressUse)
1868 obj = int_to_object (domain, val);
1873 void ves_icall_System_Net_Sockets_Socket_GetSocketOption_arr_internal(SOCKET sock, gint32 level, gint32 name, MonoArray **byte_val, gint32 *error)
1875 int system_level = 0;
1876 int system_name = 0;
1883 ret=convert_sockopt_level_and_name(level, name, &system_level,
1886 *error = WSAENOPROTOOPT;
1892 valsize=mono_array_length(*byte_val);
1893 buf=mono_array_addr(*byte_val, guchar, 0);
1895 ret = _wapi_getsockopt (sock, system_level, system_name, buf, &valsize);
1896 if(ret==SOCKET_ERROR) {
1897 *error = WSAGetLastError ();
1901 #if defined(HAVE_STRUCT_IP_MREQN) || defined(HAVE_STRUCT_IP_MREQ)
1902 static struct in_addr ipaddress_to_struct_in_addr(MonoObject *ipaddr)
1904 struct in_addr inaddr;
1905 MonoClassField *field;
1907 field=mono_class_get_field_from_name(ipaddr->vtable->klass, "m_Address");
1909 /* No idea why .net uses a 64bit type to hold a 32bit value...
1911 * Internal value of IPAddess is in little-endian order
1913 inaddr.s_addr=GUINT_FROM_LE ((guint32)*(guint64 *)(((char *)ipaddr)+field->offset));
1918 static struct in6_addr ipaddress_to_struct_in6_addr(MonoObject *ipaddr)
1920 struct in6_addr in6addr;
1921 MonoClassField *field;
1925 field=mono_class_get_field_from_name(ipaddr->vtable->klass, "m_Numbers");
1926 data=*(MonoArray **)(((char *)ipaddr) + field->offset);
1928 /* Solaris has only the 8 bit version. */
1930 for(i=0; i<8; i++) {
1931 guint16 s = mono_array_get (data, guint16, i);
1932 in6addr.s6_addr[2 * i + 1] = (s >> 8) & 0xff;
1933 in6addr.s6_addr[2 * i] = s & 0xff;
1937 in6addr.s6_addr16[i] = mono_array_get (data, guint16, i);
1943 #if defined(__APPLE__) || defined(__FreeBSD__)
1945 #if defined(HAVE_GETIFADDRS) && defined(HAVE_IF_NAMETOINDEX)
1947 get_local_interface_id (int family)
1949 struct ifaddrs *ifap = NULL, *ptr;
1952 if (getifaddrs (&ifap)) {
1956 for (ptr = ifap; ptr; ptr = ptr->ifa_next) {
1957 if (!ptr->ifa_addr || !ptr->ifa_name)
1959 if (ptr->ifa_addr->sa_family != family)
1961 if ((ptr->ifa_flags & IFF_LOOPBACK) != 0)
1963 if ((ptr->ifa_flags & IFF_MULTICAST) == 0)
1966 idx = if_nametoindex (ptr->ifa_name);
1975 get_local_interface_id (int family)
1981 #endif /* defined(__APPLE__) || defined(__FreeBSD__) */
1983 void ves_icall_System_Net_Sockets_Socket_SetSocketOption_internal(SOCKET sock, gint32 level, gint32 name, MonoObject *obj_val, MonoArray *byte_val, gint32 int_val, gint32 *error)
1985 struct linger linger;
1986 int system_level = 0;
1987 int system_name = 0;
1994 sol_ipv6 = mono_networking_get_ipv6_protocol ();
1995 sol_ip = mono_networking_get_ip_protocol ();
1997 ret=convert_sockopt_level_and_name(level, name, &system_level,
2000 #if !defined(SO_EXCLUSIVEADDRUSE) && defined(SO_REUSEADDR)
2001 if (level == SocketOptionLevel_Socket && name == SocketOptionName_ExclusiveAddressUse) {
2002 system_name = SO_REUSEADDR;
2003 int_val = int_val ? 0 : 1;
2009 *error = WSAENOPROTOOPT;
2016 /* Only one of obj_val, byte_val or int_val has data */
2018 MonoClassField *field;
2022 case SocketOptionName_Linger:
2023 /* Dig out "bool enabled" and "int seconds"
2026 field=mono_class_get_field_from_name(obj_val->vtable->klass, "enabled");
2027 linger.l_onoff=*(guint8 *)(((char *)obj_val)+field->offset);
2028 field=mono_class_get_field_from_name(obj_val->vtable->klass, "seconds");
2029 linger.l_linger=*(guint32 *)(((char *)obj_val)+field->offset);
2031 valsize=sizeof(linger);
2032 ret = _wapi_setsockopt (sock, system_level,
2033 system_name, &linger, valsize);
2035 case SocketOptionName_AddMembership:
2036 case SocketOptionName_DropMembership:
2037 #if defined(HAVE_STRUCT_IP_MREQN) || defined(HAVE_STRUCT_IP_MREQ)
2039 MonoObject *address = NULL;
2041 if(system_level == sol_ipv6) {
2042 struct ipv6_mreq mreq6;
2047 field = mono_class_get_field_from_name (obj_val->vtable->klass, "group");
2048 address = *(gpointer *)(((char *)obj_val) + field->offset);
2051 mreq6.ipv6mr_multiaddr = ipaddress_to_struct_in6_addr (address);
2054 field=mono_class_get_field_from_name(obj_val->vtable->klass, "ifIndex");
2055 mreq6.ipv6mr_interface =*(guint64 *)(((char *)obj_val)+field->offset);
2057 #if defined(__APPLE__) || defined(__FreeBSD__)
2061 * Mac OS Lion doesn't allow ipv6mr_interface = 0.
2063 * Tests on Windows and Linux show that the multicast group is only
2064 * joined on one NIC when interface = 0, so we simply use the interface
2065 * id from the first non-loopback interface (this is also what
2066 * Dns.GetHostName (string.Empty) would return).
2068 if (!mreq6.ipv6mr_interface)
2069 mreq6.ipv6mr_interface = get_local_interface_id (AF_INET6);
2072 ret = _wapi_setsockopt (sock, system_level,
2073 system_name, &mreq6,
2075 } else if(system_level == sol_ip) {
2076 #ifdef HAVE_STRUCT_IP_MREQN
2077 struct ip_mreqn mreq = {{0}};
2079 struct ip_mreq mreq = {{0}};
2080 #endif /* HAVE_STRUCT_IP_MREQN */
2082 /* pain! MulticastOption holds two IPAddress
2083 * members, so I have to dig the value out of
2086 field = mono_class_get_field_from_name (obj_val->vtable->klass, "group");
2087 address = *(gpointer *)(((char *)obj_val) + field->offset);
2089 /* address might not be defined and if so, set the address to ADDR_ANY.
2092 mreq.imr_multiaddr = ipaddress_to_struct_in_addr (address);
2095 field = mono_class_get_field_from_name (obj_val->vtable->klass, "local");
2096 address = *(gpointer *)(((char *)obj_val) + field->offset);
2098 #ifdef HAVE_STRUCT_IP_MREQN
2100 mreq.imr_address = ipaddress_to_struct_in_addr (address);
2103 field = mono_class_get_field_from_name(obj_val->vtable->klass, "iface_index");
2104 mreq.imr_ifindex = *(gint32 *)(((char *)obj_val)+field->offset);
2107 mreq.imr_interface = ipaddress_to_struct_in_addr (address);
2109 #endif /* HAVE_STRUCT_IP_MREQN */
2111 ret = _wapi_setsockopt (sock, system_level,
2117 #endif /* HAVE_STRUCT_IP_MREQN || HAVE_STRUCT_IP_MREQ */
2119 /* Cause an exception to be thrown */
2123 } else if (byte_val!=NULL) {
2124 int valsize = mono_array_length (byte_val);
2125 guchar *buf = mono_array_addr (byte_val, guchar, 0);
2128 case SocketOptionName_DontLinger:
2130 linger.l_onoff = (*buf) ? 0 : 1;
2131 linger.l_linger = 0;
2132 ret = _wapi_setsockopt (sock, system_level, system_name, &linger, sizeof (linger));
2138 ret = _wapi_setsockopt (sock, system_level, system_name, buf, valsize);
2142 /* ReceiveTimeout/SendTimeout get here */
2144 case SocketOptionName_DontLinger:
2145 linger.l_onoff = !int_val;
2146 linger.l_linger = 0;
2147 ret = _wapi_setsockopt (sock, system_level, system_name, &linger, sizeof (linger));
2149 case SocketOptionName_MulticastInterface:
2151 #ifdef HAVE_STRUCT_IP_MREQN
2152 int_val = GUINT32_FROM_BE (int_val);
2153 if ((int_val & 0xff000000) == 0) {
2154 /* int_val is interface index */
2155 struct ip_mreqn mreq = {{0}};
2156 mreq.imr_ifindex = int_val;
2157 ret = _wapi_setsockopt (sock, system_level, system_name, (char *) &mreq, sizeof (mreq));
2160 int_val = GUINT32_TO_BE (int_val);
2161 #endif /* HAVE_STRUCT_IP_MREQN */
2162 #endif /* HOST_WIN32 */
2163 /* int_val is in_addr */
2164 ret = _wapi_setsockopt (sock, system_level, system_name, (char *) &int_val, sizeof (int_val));
2166 case SocketOptionName_DontFragment:
2167 #ifdef HAVE_IP_MTU_DISCOVER
2168 /* Fiddle with the value slightly if we're
2172 int_val = IP_PMTUDISC_DO;
2178 ret = _wapi_setsockopt (sock, system_level, system_name, (char *) &int_val, sizeof (int_val));
2182 if(ret==SOCKET_ERROR) {
2183 *error = WSAGetLastError ();
2187 void ves_icall_System_Net_Sockets_Socket_Shutdown_internal(SOCKET sock,
2192 MONO_PREPARE_BLOCKING
2196 /* Currently, the values for how (recv=0, send=1, both=2) match
2199 ret = _wapi_shutdown (sock, how);
2200 if(ret==SOCKET_ERROR) {
2201 *error = WSAGetLastError ();
2204 MONO_FINISH_BLOCKING
2208 ves_icall_System_Net_Sockets_Socket_IOControl_internal (SOCKET sock, gint32 code,
2210 MonoArray *output, gint32 *error)
2212 glong output_bytes = 0;
2213 gchar *i_buffer, *o_buffer;
2219 if ((guint32)code == FIONBIO) {
2220 /* Invalid command. Must use Socket.Blocking */
2224 if (input == NULL) {
2228 i_buffer = mono_array_addr (input, gchar, 0);
2229 i_len = mono_array_length (input);
2232 if (output == NULL) {
2236 o_buffer = mono_array_addr (output, gchar, 0);
2237 o_len = mono_array_length (output);
2240 ret = WSAIoctl (sock, code, i_buffer, i_len, o_buffer, o_len, &output_bytes, NULL, NULL);
2241 if (ret == SOCKET_ERROR) {
2242 *error = WSAGetLastError ();
2246 return (gint) output_bytes;
2250 addrinfo_to_IPHostEntry(MonoAddressInfo *info, MonoString **h_name,
2251 MonoArray **h_aliases,
2252 MonoArray **h_addr_list,
2253 gboolean add_local_ips)
2256 MonoAddressEntry *ai = NULL;
2257 struct in_addr *local_in = NULL;
2259 struct in6_addr *local_in6 = NULL;
2263 MonoDomain *domain = mono_domain_get ();
2266 *h_aliases=mono_array_new(domain, mono_get_string_class (), 0);
2267 if (add_local_ips) {
2268 local_in = (struct in_addr *) mono_get_local_interfaces (AF_INET, &nlocal_in);
2269 local_in6 = (struct in6_addr *) mono_get_local_interfaces (AF_INET6, &nlocal_in6);
2270 if (nlocal_in || nlocal_in6) {
2271 char addr [INET6_ADDRSTRLEN];
2272 *h_addr_list=mono_array_new(domain, mono_get_string_class (), nlocal_in + nlocal_in6);
2274 MonoString *addr_string;
2277 for (i = 0; i < nlocal_in; i++) {
2279 mono_address_init (&maddr, AF_INET, &local_in [i]);
2280 if (mono_networking_addr_to_str (&maddr, addr, sizeof (addr))) {
2281 addr_string = mono_string_new (domain, addr);
2282 mono_array_setref (*h_addr_list, addr_index, addr_string);
2289 MonoString *addr_string;
2292 for (i = 0; i < nlocal_in6; i++) {
2294 mono_address_init (&maddr, AF_INET6, &local_in6 [i]);
2295 if (mono_networking_addr_to_str (&maddr, addr, sizeof (addr))) {
2296 addr_string = mono_string_new (domain, addr);
2297 mono_array_setref (*h_addr_list, addr_index, addr_string);
2306 mono_free_address_info (info);
2315 for (count = 0, ai = info->entries; ai != NULL; ai = ai->next) {
2316 if (ai->family != AF_INET && ai->family != AF_INET6)
2322 *h_addr_list=mono_array_new(domain, mono_get_string_class (), count);
2324 for (ai = info->entries, i = 0; ai != NULL; ai = ai->next) {
2326 MonoString *addr_string;
2327 char buffer [INET6_ADDRSTRLEN]; /* Max. size for IPv6 */
2329 if((ai->family != PF_INET) && (ai->family != PF_INET6)) {
2333 mono_address_init (&maddr, ai->family, &ai->address);
2334 if(mono_networking_addr_to_str (&maddr, buffer, sizeof (buffer))) {
2335 addr_string=mono_string_new(domain, buffer);
2337 addr_string=mono_string_new(domain, "");
2340 mono_array_setref (*h_addr_list, addr_index, addr_string);
2344 if (ai->canonical_name != NULL) {
2345 *h_name=mono_string_new(domain, ai->canonical_name);
2347 *h_name=mono_string_new(domain, buffer);
2355 mono_free_address_info (info);
2362 get_addrinfo_family_hint (void)
2364 switch (get_family_hint ()) {
2365 case PF_UNSPEC: return MONO_HINT_UNSPECIFIED;
2366 case PF_INET: return MONO_HINT_IPV4;
2368 case PF_INET6: return MONO_HINT_IPV6;
2371 g_error ("invalid hint");
2376 MonoBoolean ves_icall_System_Net_Dns_GetHostByName_internal(MonoString *host, MonoString **h_name, MonoArray **h_aliases, MonoArray **h_addr_list)
2378 gboolean add_local_ips = FALSE, add_info_ok = TRUE;
2379 gchar this_hostname [256];
2380 MonoAddressInfo *info = NULL;
2381 char *hostname = mono_string_to_utf8 (host);
2382 int hint = get_addrinfo_family_hint ();
2384 MONO_PREPARE_BLOCKING
2386 if (*hostname == '\0') {
2387 add_local_ips = TRUE;
2390 if (!add_local_ips && gethostname (this_hostname, sizeof (this_hostname)) != -1) {
2391 if (!strcmp (hostname, this_hostname)) {
2392 add_local_ips = TRUE;
2397 if (*hostname && mono_get_address_info (hostname, 0, MONO_HINT_CANONICAL_NAME | hint, &info))
2398 add_info_ok = FALSE;
2401 MONO_FINISH_BLOCKING
2404 return addrinfo_to_IPHostEntry(info, h_name, h_aliases, h_addr_list, add_local_ips);
2408 extern MonoBoolean ves_icall_System_Net_Dns_GetHostByAddr_internal(MonoString *addr, MonoString **h_name, MonoArray **h_aliases, MonoArray **h_addr_list)
2411 struct sockaddr_in saddr;
2412 struct sockaddr_in6 saddr6;
2413 MonoAddressInfo *info = NULL;
2415 char hostname[NI_MAXHOST] = {0};
2417 int hint = get_addrinfo_family_hint ();
2418 gboolean add_info_ok;
2420 MONO_PREPARE_BLOCKING
2422 address = mono_string_to_utf8 (addr);
2424 if (inet_pton (AF_INET, address, &saddr.sin_addr ) <= 0) {
2425 /* Maybe an ipv6 address */
2426 if (inet_pton (AF_INET6, address, &saddr6.sin6_addr) <= 0) {
2432 saddr6.sin6_family = AF_INET6;
2437 saddr.sin_family = AF_INET;
2441 if(family == AF_INET) {
2442 #if HAVE_SOCKADDR_IN_SIN_LEN
2443 saddr.sin_len = sizeof (saddr);
2445 if(getnameinfo ((struct sockaddr*)&saddr, sizeof(saddr),
2446 hostname, sizeof(hostname), NULL, 0,
2450 } else if(family == AF_INET6) {
2451 #if HAVE_SOCKADDR_IN6_SIN_LEN
2452 saddr6.sin6_len = sizeof (saddr6);
2454 if(getnameinfo ((struct sockaddr*)&saddr6, sizeof(saddr6),
2455 hostname, sizeof(hostname), NULL, 0,
2461 add_info_ok = !mono_get_address_info (hostname, 0, hint | MONO_HINT_CANONICAL_NAME | MONO_HINT_CONFIGURED_ONLY, &info);
2462 MONO_FINISH_BLOCKING
2465 return addrinfo_to_IPHostEntry (info, h_name, h_aliases, h_addr_list, FALSE);
2470 extern MonoBoolean ves_icall_System_Net_Dns_GetHostName_internal(MonoString **h_name)
2472 gchar hostname[256];
2475 ret = gethostname (hostname, sizeof (hostname));
2480 *h_name=mono_string_new(mono_domain_get (), hostname);
2486 ves_icall_System_Net_Sockets_Socket_SendFile_internal (SOCKET sock, MonoString *filename, MonoArray *pre_buffer, MonoArray *post_buffer, gint flags)
2490 TRANSMIT_FILE_BUFFERS buffers;
2492 if (filename == NULL)
2495 file = ves_icall_System_IO_MonoIO_Open (filename, FileMode_Open, FileAccess_Read, FileShare_Read, 0, &error);
2496 if (file == INVALID_HANDLE_VALUE) {
2497 SetLastError (error);
2501 memset (&buffers, 0, sizeof (buffers));
2502 if (pre_buffer != NULL) {
2503 buffers.Head = mono_array_addr (pre_buffer, guchar, 0);
2504 buffers.HeadLength = mono_array_length (pre_buffer);
2506 if (post_buffer != NULL) {
2507 buffers.Tail = mono_array_addr (post_buffer, guchar, 0);
2508 buffers.TailLength = mono_array_length (post_buffer);
2511 if (!TransmitFile (sock, file, 0, 0, NULL, &buffers, flags)) {
2520 void mono_network_init(void)
2522 mono_networking_init ();
2525 void mono_network_cleanup(void)
2527 _wapi_cleanup_networking ();
2528 mono_networking_shutdown ();
2532 icall_cancel_blocking_socket_operation (MonoThread *thread)
2534 MonoInternalThread *internal = thread->internal_thread;
2536 if (mono_thread_info_new_interrupt_enabled ()) {
2537 mono_thread_info_abort_socket_syscall_for_close ((MonoNativeThreadId)(gsize)internal->tid);
2540 internal->ignore_next_signal = TRUE;
2541 mono_thread_kill (internal, mono_thread_get_abort_signal ());
2546 #endif /* #ifndef DISABLE_SOCKETS */