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)
14 #ifndef DISABLE_SOCKETS
16 #if defined(__APPLE__) || defined(__FreeBSD__)
17 #define __APPLE_USE_RFC_3542
26 #include <sys/socket.h>
27 #ifdef HAVE_SYS_IOCTL_H
28 #include <sys/ioctl.h>
30 #include <netinet/in.h>
31 #include <netinet/tcp.h>
35 #include <arpa/inet.h>
42 #include <sys/types.h>
44 #include <mono/metadata/object.h>
45 #include <mono/io-layer/io-layer.h>
46 #include <mono/metadata/socket-io.h>
47 #include <mono/metadata/exception.h>
48 #include <mono/metadata/assembly.h>
49 #include <mono/metadata/appdomain.h>
50 #include <mono/metadata/file-io.h>
51 #include <mono/metadata/threads.h>
52 #include <mono/metadata/threads-types.h>
53 #include <mono/utils/mono-poll.h>
54 /* FIXME change this code to not mess so much with the internals */
55 #include <mono/metadata/class-internals.h>
56 #include <mono/metadata/threadpool-internals.h>
57 #include <mono/metadata/domain-internals.h>
58 #include <mono/utils/mono-threads.h>
59 #include <mono/utils/mono-memory-model.h>
60 #include <mono/utils/networking.h>
63 #ifdef HAVE_SYS_TIME_H
66 #ifdef HAVE_SYS_IOCTL_H
67 #include <sys/ioctl.h>
76 #ifdef HAVE_SYS_FILIO_H
77 #include <sys/filio.h> /* defines FIONBIO and FIONREAD */
79 #ifdef HAVE_SYS_SOCKIO_H
80 #include <sys/sockio.h> /* defines SIOCATMARK */
86 #ifdef HAVE_GETIFADDRS
87 // <net/if.h> must be included before <ifaddrs.h>
91 #include "mono/io-layer/socket-wrappers.h"
94 /* define LOGDEBUG(...) g_message(__VA_ARGS__) */
96 static gint32 convert_family(MonoAddressFamily mono_family)
100 switch(mono_family) {
101 case AddressFamily_Unknown:
102 case AddressFamily_ImpLink:
103 case AddressFamily_Pup:
104 case AddressFamily_Chaos:
105 case AddressFamily_Iso:
106 case AddressFamily_Ecma:
107 case AddressFamily_DataKit:
108 case AddressFamily_Ccitt:
109 case AddressFamily_DataLink:
110 case AddressFamily_Lat:
111 case AddressFamily_HyperChannel:
112 case AddressFamily_NetBios:
113 case AddressFamily_VoiceView:
114 case AddressFamily_FireFox:
115 case AddressFamily_Banyan:
116 case AddressFamily_Atm:
117 case AddressFamily_Cluster:
118 case AddressFamily_Ieee12844:
119 case AddressFamily_NetworkDesigners:
120 g_warning("System.Net.Sockets.AddressFamily has unsupported value 0x%x", mono_family);
123 case AddressFamily_Unspecified:
127 case AddressFamily_Unix:
131 case AddressFamily_InterNetwork:
135 case AddressFamily_Ipx:
141 case AddressFamily_Sna:
147 case AddressFamily_DecNet:
153 case AddressFamily_AppleTalk:
157 case AddressFamily_InterNetworkV6:
161 case AddressFamily_Irda:
167 g_warning("System.Net.Sockets.AddressFamily has unknown value 0x%x", mono_family);
173 static MonoAddressFamily convert_to_mono_family(guint16 af_family)
175 MonoAddressFamily family=AddressFamily_Unknown;
179 family=AddressFamily_Unspecified;
183 family=AddressFamily_Unix;
187 family=AddressFamily_InterNetwork;
192 family=AddressFamily_Ipx;
198 family=AddressFamily_Sna;
204 family=AddressFamily_DecNet;
209 family=AddressFamily_AppleTalk;
213 family=AddressFamily_InterNetworkV6;
218 family=AddressFamily_Irda;
222 g_warning("unknown address family 0x%x", af_family);
228 static gint32 convert_type(MonoSocketType mono_type)
233 case SocketType_Stream:
237 case SocketType_Dgram:
251 case SocketType_Seqpacket:
255 case SocketType_Unknown:
256 g_warning("System.Net.Sockets.SocketType has unsupported value 0x%x", mono_type);
260 g_warning("System.Net.Sockets.SocketType has unknown value 0x%x", mono_type);
266 static gint32 convert_proto(MonoProtocolType mono_proto)
271 case ProtocolType_IP:
272 case ProtocolType_IPv6:
273 case ProtocolType_Icmp:
274 case ProtocolType_Igmp:
275 case ProtocolType_Ggp:
276 case ProtocolType_Tcp:
277 case ProtocolType_Pup:
278 case ProtocolType_Udp:
279 case ProtocolType_Idp:
280 /* These protocols are known (on my system at least) */
284 case ProtocolType_ND:
285 case ProtocolType_Raw:
286 case ProtocolType_Ipx:
287 case ProtocolType_Spx:
288 case ProtocolType_SpxII:
289 case ProtocolType_Unknown:
290 /* These protocols arent */
291 g_warning("System.Net.Sockets.ProtocolType has unsupported value 0x%x", mono_proto);
301 /* Convert MonoSocketFlags */
302 static gint32 convert_socketflags (gint32 sflags)
307 /* SocketFlags.None */
310 if (sflags & ~(SocketFlags_OutOfBand | SocketFlags_MaxIOVectorLength | SocketFlags_Peek |
311 SocketFlags_DontRoute | SocketFlags_Partial))
312 /* Contains invalid flag values */
315 if (sflags & SocketFlags_OutOfBand)
317 if (sflags & SocketFlags_Peek)
319 if (sflags & SocketFlags_DontRoute)
320 flags |= MSG_DONTROUTE;
322 /* Ignore Partial - see bug 349688. Don't return -1, because
323 * according to the comment in that bug ms runtime doesn't for
324 * UDP sockets (this means we will silently ignore it for TCP
328 if (sflags & SocketFlags_Partial)
332 /* Don't do anything for MaxIOVectorLength */
333 if (sflags & SocketFlags_MaxIOVectorLength)
341 * 0 on success (mapped mono_level and mono_name to system_level and system_name
343 * -2 on non-fatal error (ie, must ignore)
345 static gint32 convert_sockopt_level_and_name(MonoSocketOptionLevel mono_level,
346 MonoSocketOptionName mono_name,
350 switch (mono_level) {
351 case SocketOptionLevel_Socket:
352 *system_level = SOL_SOCKET;
355 case SocketOptionName_DontLinger:
356 /* This is SO_LINGER, because the setsockopt
357 * internal call maps DontLinger to SO_LINGER
360 *system_name = SO_LINGER;
362 case SocketOptionName_Debug:
363 *system_name = SO_DEBUG;
366 case SocketOptionName_AcceptConnection:
367 *system_name = SO_ACCEPTCONN;
370 case SocketOptionName_ReuseAddress:
371 *system_name = SO_REUSEADDR;
373 case SocketOptionName_KeepAlive:
374 *system_name = SO_KEEPALIVE;
376 case SocketOptionName_DontRoute:
377 *system_name = SO_DONTROUTE;
379 case SocketOptionName_Broadcast:
380 *system_name = SO_BROADCAST;
382 case SocketOptionName_Linger:
383 *system_name = SO_LINGER;
385 case SocketOptionName_OutOfBandInline:
386 *system_name = SO_OOBINLINE;
388 case SocketOptionName_SendBuffer:
389 *system_name = SO_SNDBUF;
391 case SocketOptionName_ReceiveBuffer:
392 *system_name = SO_RCVBUF;
394 case SocketOptionName_SendLowWater:
395 *system_name = SO_SNDLOWAT;
397 case SocketOptionName_ReceiveLowWater:
398 *system_name = SO_RCVLOWAT;
400 case SocketOptionName_SendTimeout:
401 *system_name = SO_SNDTIMEO;
403 case SocketOptionName_ReceiveTimeout:
404 *system_name = SO_RCVTIMEO;
406 case SocketOptionName_Error:
407 *system_name = SO_ERROR;
409 case SocketOptionName_Type:
410 *system_name = SO_TYPE;
413 case SocketOptionName_PeerCred:
414 *system_name = SO_PEERCRED;
417 case SocketOptionName_ExclusiveAddressUse:
418 #ifdef SO_EXCLUSIVEADDRUSE
419 *system_name = SO_EXCLUSIVEADDRUSE;
422 case SocketOptionName_UseLoopback:
423 #ifdef SO_USELOOPBACK
424 *system_name = SO_USELOOPBACK;
427 case SocketOptionName_MaxConnections:
429 *system_name = SO_MAXCONN;
431 #elif defined(SOMAXCONN)
432 *system_name = SOMAXCONN;
436 g_warning("System.Net.Sockets.SocketOptionName 0x%x is not supported at Socket level", mono_name);
441 case SocketOptionLevel_IP:
442 *system_level = mono_networking_get_ip_protocol ();
445 case SocketOptionName_IPOptions:
446 *system_name = IP_OPTIONS;
449 case SocketOptionName_HeaderIncluded:
450 *system_name = IP_HDRINCL;
454 case SocketOptionName_TypeOfService:
455 *system_name = IP_TOS;
459 case SocketOptionName_IpTimeToLive:
460 *system_name = IP_TTL;
463 case SocketOptionName_MulticastInterface:
464 *system_name = IP_MULTICAST_IF;
466 case SocketOptionName_MulticastTimeToLive:
467 *system_name = IP_MULTICAST_TTL;
469 case SocketOptionName_MulticastLoopback:
470 *system_name = IP_MULTICAST_LOOP;
472 case SocketOptionName_AddMembership:
473 *system_name = IP_ADD_MEMBERSHIP;
475 case SocketOptionName_DropMembership:
476 *system_name = IP_DROP_MEMBERSHIP;
478 #ifdef HAVE_IP_PKTINFO
479 case SocketOptionName_PacketInformation:
480 *system_name = IP_PKTINFO;
482 #endif /* HAVE_IP_PKTINFO */
484 case SocketOptionName_DontFragment:
485 #ifdef HAVE_IP_DONTFRAGMENT
486 *system_name = IP_DONTFRAGMENT;
488 #elif defined HAVE_IP_MTU_DISCOVER
489 /* Not quite the same */
490 *system_name = IP_MTU_DISCOVER;
493 /* If the flag is not available on this system, we can ignore this error */
495 #endif /* HAVE_IP_DONTFRAGMENT */
496 case SocketOptionName_AddSourceMembership:
497 case SocketOptionName_DropSourceMembership:
498 case SocketOptionName_BlockSource:
499 case SocketOptionName_UnblockSource:
500 /* Can't figure out how to map these, so fall
504 g_warning("System.Net.Sockets.SocketOptionName 0x%x is not supported at IP level", mono_name);
509 case SocketOptionLevel_IPv6:
510 *system_level = mono_networking_get_ipv6_protocol ();
513 case SocketOptionName_IpTimeToLive:
514 case SocketOptionName_HopLimit:
515 *system_name = IPV6_UNICAST_HOPS;
517 case SocketOptionName_MulticastInterface:
518 *system_name = IPV6_MULTICAST_IF;
520 case SocketOptionName_MulticastTimeToLive:
521 *system_name = IPV6_MULTICAST_HOPS;
523 case SocketOptionName_MulticastLoopback:
524 *system_name = IPV6_MULTICAST_LOOP;
526 case SocketOptionName_AddMembership:
527 *system_name = IPV6_JOIN_GROUP;
529 case SocketOptionName_DropMembership:
530 *system_name = IPV6_LEAVE_GROUP;
532 case SocketOptionName_PacketInformation:
533 #ifdef HAVE_IPV6_PKTINFO
534 *system_name = IPV6_PKTINFO;
537 case SocketOptionName_HeaderIncluded:
538 case SocketOptionName_IPOptions:
539 case SocketOptionName_TypeOfService:
540 case SocketOptionName_DontFragment:
541 case SocketOptionName_AddSourceMembership:
542 case SocketOptionName_DropSourceMembership:
543 case SocketOptionName_BlockSource:
544 case SocketOptionName_UnblockSource:
545 /* Can't figure out how to map these, so fall
549 g_warning("System.Net.Sockets.SocketOptionName 0x%x is not supported at IPv6 level", mono_name);
553 break; /* SocketOptionLevel_IPv6 */
555 case SocketOptionLevel_Tcp:
556 *system_level = mono_networking_get_tcp_protocol ();
559 case SocketOptionName_NoDelay:
560 *system_name = TCP_NODELAY;
563 /* The documentation is talking complete
564 * bollocks here: rfc-1222 is titled
565 * 'Advancing the NSFNET Routing Architecture'
566 * and doesn't mention either of the words
567 * "expedite" or "urgent".
569 case SocketOptionName_BsdUrgent:
570 case SocketOptionName_Expedited:
573 g_warning("System.Net.Sockets.SocketOptionName 0x%x is not supported at TCP level", mono_name);
578 case SocketOptionLevel_Udp:
579 g_warning("System.Net.Sockets.SocketOptionLevel has unsupported value 0x%x", mono_level);
582 case SocketOptionName_NoChecksum:
583 case SocketOptionName_ChecksumCoverage:
585 g_warning("System.Net.Sockets.SocketOptionName 0x%x is not supported at UDP level", mono_name);
592 g_warning("System.Net.Sockets.SocketOptionLevel has unknown value 0x%x", mono_level);
599 static MonoImage *get_socket_assembly (void)
601 MonoDomain *domain = mono_domain_get ();
603 if (domain->socket_assembly == NULL) {
604 MonoImage *socket_assembly;
606 socket_assembly = mono_image_loaded ("System");
607 if (!socket_assembly) {
608 MonoAssembly *sa = mono_assembly_open ("System.dll", NULL);
611 g_assert_not_reached ();
613 socket_assembly = mono_assembly_get_image (sa);
616 mono_atomic_store_release (&domain->socket_assembly, socket_assembly);
619 return domain->socket_assembly;
622 static gint32 get_family_hint(void)
624 MonoDomain *domain = mono_domain_get ();
626 if (!domain->inet_family_hint) {
627 MonoClass *socket_class;
628 MonoClassField *ipv6_field, *ipv4_field;
629 gint32 ipv6_enabled = -1, ipv4_enabled = -1;
632 socket_class = mono_class_from_name (get_socket_assembly (), "System.Net.Sockets", "Socket");
633 ipv4_field = mono_class_get_field_from_name (socket_class, "ipv4Supported");
634 ipv6_field = mono_class_get_field_from_name (socket_class, "ipv6Supported");
635 vtable = mono_class_vtable (mono_domain_get (), socket_class);
637 mono_runtime_class_init (vtable);
639 mono_field_static_get_value (vtable, ipv4_field, &ipv4_enabled);
640 mono_field_static_get_value (vtable, ipv6_field, &ipv6_enabled);
642 mono_domain_lock (domain);
643 if (ipv4_enabled == 1 && ipv6_enabled == 1) {
644 domain->inet_family_hint = 1;
645 } else if (ipv4_enabled == 1) {
646 domain->inet_family_hint = 2;
648 domain->inet_family_hint = 3;
650 mono_domain_unlock (domain);
652 switch (domain->inet_family_hint) {
653 case 1: return PF_UNSPEC;
654 case 2: return PF_INET;
655 case 3: return PF_INET6;
661 gpointer ves_icall_System_Net_Sockets_Socket_Socket_internal(MonoObject *this, gint32 family, gint32 type, gint32 proto, gint32 *error)
670 sock_family=convert_family(family);
671 if(sock_family==-1) {
672 *error = WSAEAFNOSUPPORT;
676 sock_proto=convert_proto(proto);
678 *error = WSAEPROTONOSUPPORT;
682 sock_type=convert_type(type);
684 *error = WSAESOCKTNOSUPPORT;
688 sock = _wapi_socket (sock_family, sock_type, sock_proto,
689 NULL, 0, WSA_FLAG_OVERLAPPED);
691 if(sock==INVALID_SOCKET) {
692 *error = WSAGetLastError ();
696 return(GUINT_TO_POINTER (sock));
699 /* FIXME: the SOCKET parameter (here and in other functions in this
700 * file) is really an IntPtr which needs to be converted to a guint32.
702 void ves_icall_System_Net_Sockets_Socket_Close_internal(SOCKET sock,
705 LOGDEBUG (g_message ("%s: closing 0x%x", __func__, sock));
709 /* Clear any pending work item from this socket if the underlying
710 * polling system does not notify when the socket is closed */
711 mono_thread_pool_remove_socket (GPOINTER_TO_INT (sock));
715 gint32 ves_icall_System_Net_Sockets_SocketException_WSAGetLastError_internal(void)
717 LOGDEBUG (g_message("%s: returning %d", __func__, WSAGetLastError()));
719 return(WSAGetLastError());
722 gint32 ves_icall_System_Net_Sockets_Socket_Available_internal(SOCKET sock,
730 /* FIXME: this might require amount to be unsigned long. */
731 ret=ioctlsocket(sock, FIONREAD, &amount);
732 if(ret==SOCKET_ERROR) {
733 *error = WSAGetLastError ();
740 void ves_icall_System_Net_Sockets_Socket_Blocking_internal(SOCKET sock,
749 * block == TRUE/FALSE means we will block/not block.
750 * But the ioctlsocket call takes TRUE/FALSE for non-block/block
754 ret = ioctlsocket (sock, FIONBIO, (gulong *) &block);
755 if(ret==SOCKET_ERROR) {
756 *error = WSAGetLastError ();
760 gpointer ves_icall_System_Net_Sockets_Socket_Accept_internal(SOCKET sock,
769 MonoInternalThread* curthread = mono_thread_internal_current ();
770 curthread->interrupt_on_stop = (gpointer)TRUE;
771 newsock = _wapi_accept (sock, NULL, 0);
772 curthread->interrupt_on_stop = (gpointer)FALSE;
775 newsock = _wapi_accept (sock, NULL, 0);
777 if(newsock==INVALID_SOCKET) {
778 *error = WSAGetLastError ();
782 return(GUINT_TO_POINTER (newsock));
785 void ves_icall_System_Net_Sockets_Socket_Listen_internal(SOCKET sock,
793 ret = _wapi_listen (sock, backlog);
794 if(ret==SOCKET_ERROR) {
795 *error = WSAGetLastError ();
799 // Check whether it's ::ffff::0:0.
801 is_ipv4_mapped_any (const struct in6_addr *addr)
805 for (i = 0; i < 10; i++) {
806 if (addr->s6_addr [i])
809 if ((addr->s6_addr [10] != 0xff) || (addr->s6_addr [11] != 0xff))
811 for (i = 12; i < 16; i++) {
812 if (addr->s6_addr [i])
818 static MonoObject *create_object_from_sockaddr(struct sockaddr *saddr,
819 int sa_size, gint32 *error)
821 MonoDomain *domain = mono_domain_get ();
822 MonoObject *sockaddr_obj;
824 MonoAddressFamily family;
826 /* Build a System.Net.SocketAddress object instance */
827 if (!domain->sockaddr_class) {
828 domain->sockaddr_class=mono_class_from_name (get_socket_assembly (), "System.Net", "SocketAddress");
829 g_assert (domain->sockaddr_class);
831 sockaddr_obj=mono_object_new(domain, domain->sockaddr_class);
833 /* Locate the SocketAddress data buffer in the object */
834 if (!domain->sockaddr_data_field) {
835 domain->sockaddr_data_field=mono_class_get_field_from_name (domain->sockaddr_class, "data");
836 g_assert (domain->sockaddr_data_field);
839 /* May be the +2 here is too conservative, as sa_len returns
840 * the length of the entire sockaddr_in/in6, including
841 * sizeof (unsigned short) of the family */
842 /* We can't really avoid the +2 as all code below depends on this size - INCLUDING unix domain sockets.*/
843 data=mono_array_new_cached(domain, mono_get_byte_class (), sa_size+2);
845 /* The data buffer is laid out as follows:
846 * bytes 0 and 1 are the address family
847 * bytes 2 and 3 are the port info
848 * the rest is the address info
851 family=convert_to_mono_family(saddr->sa_family);
852 if(family==AddressFamily_Unknown) {
853 *error = WSAEAFNOSUPPORT;
857 mono_array_set(data, guint8, 0, family & 0x0FF);
858 mono_array_set(data, guint8, 1, (family >> 8) & 0x0FF);
860 if(saddr->sa_family==AF_INET) {
861 struct sockaddr_in *sa_in=(struct sockaddr_in *)saddr;
862 guint16 port=ntohs(sa_in->sin_port);
863 guint32 address=ntohl(sa_in->sin_addr.s_addr);
866 mono_raise_exception((MonoException *)mono_exception_from_name(mono_get_corlib (), "System", "SystemException"));
869 mono_array_set(data, guint8, 2, (port>>8) & 0xff);
870 mono_array_set(data, guint8, 3, (port) & 0xff);
871 mono_array_set(data, guint8, 4, (address>>24) & 0xff);
872 mono_array_set(data, guint8, 5, (address>>16) & 0xff);
873 mono_array_set(data, guint8, 6, (address>>8) & 0xff);
874 mono_array_set(data, guint8, 7, (address) & 0xff);
876 mono_field_set_value (sockaddr_obj, domain->sockaddr_data_field, data);
878 return(sockaddr_obj);
879 } else if (saddr->sa_family == AF_INET6) {
880 struct sockaddr_in6 *sa_in=(struct sockaddr_in6 *)saddr;
883 guint16 port=ntohs(sa_in->sin6_port);
886 mono_raise_exception((MonoException *)mono_exception_from_name(mono_get_corlib (), "System", "SystemException"));
889 mono_array_set(data, guint8, 2, (port>>8) & 0xff);
890 mono_array_set(data, guint8, 3, (port) & 0xff);
892 if (is_ipv4_mapped_any (&sa_in->sin6_addr)) {
893 // Map ::ffff:0:0 to :: (bug #5502)
894 for(i=0; i<16; i++) {
895 mono_array_set(data, guint8, 8+i, 0);
898 for(i=0; i<16; i++) {
899 mono_array_set(data, guint8, 8+i,
900 sa_in->sin6_addr.s6_addr[i]);
904 mono_array_set(data, guint8, 24, sa_in->sin6_scope_id & 0xff);
905 mono_array_set(data, guint8, 25,
906 (sa_in->sin6_scope_id >> 8) & 0xff);
907 mono_array_set(data, guint8, 26,
908 (sa_in->sin6_scope_id >> 16) & 0xff);
909 mono_array_set(data, guint8, 27,
910 (sa_in->sin6_scope_id >> 24) & 0xff);
912 mono_field_set_value (sockaddr_obj, domain->sockaddr_data_field, data);
914 return(sockaddr_obj);
916 } else if (saddr->sa_family == AF_UNIX) {
919 for (i = 0; i < sa_size; i++) {
920 mono_array_set (data, guint8, i+2, saddr->sa_data[i]);
923 mono_field_set_value (sockaddr_obj, domain->sockaddr_data_field, data);
928 *error = WSAEAFNOSUPPORT;
934 get_sockaddr_size (int family)
939 if (family == AF_INET) {
940 size = sizeof (struct sockaddr_in);
941 } else if (family == AF_INET6) {
942 size = sizeof (struct sockaddr_in6);
944 } else if (family == AF_UNIX) {
945 size = sizeof (struct sockaddr_un);
951 extern MonoObject *ves_icall_System_Net_Sockets_Socket_LocalEndPoint_internal(SOCKET sock, gint32 af, gint32 *error)
960 salen = get_sockaddr_size (convert_family (af));
962 *error = WSAEAFNOSUPPORT;
965 sa = (salen <= 128) ? alloca (salen) : g_malloc0 (salen);
966 ret = _wapi_getsockname (sock, (struct sockaddr *)sa, &salen);
968 if(ret==SOCKET_ERROR) {
969 *error = WSAGetLastError ();
975 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)));
977 result = create_object_from_sockaddr((struct sockaddr *)sa, salen, error);
983 extern MonoObject *ves_icall_System_Net_Sockets_Socket_RemoteEndPoint_internal(SOCKET sock, gint32 af, gint32 *error)
992 salen = get_sockaddr_size (convert_family (af));
994 *error = WSAEAFNOSUPPORT;
997 sa = (salen <= 128) ? alloca (salen) : g_malloc0 (salen);
998 /* Note: linux returns just 2 for AF_UNIX. Always. */
999 ret = _wapi_getpeername (sock, (struct sockaddr *)sa, &salen);
1000 if(ret==SOCKET_ERROR) {
1001 *error = WSAGetLastError ();
1007 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)));
1009 result = create_object_from_sockaddr((struct sockaddr *)sa, salen, error);
1015 static struct sockaddr *create_sockaddr_from_object(MonoObject *saddr_obj,
1019 MonoClassField *field;
1024 /* Dig the SocketAddress data buffer out of the object */
1025 field=mono_class_get_field_from_name(saddr_obj->vtable->klass, "data");
1026 data=*(MonoArray **)(((char *)saddr_obj) + field->offset);
1028 /* The data buffer is laid out as follows:
1029 * byte 0 is the address family low byte
1030 * byte 1 is the address family high byte
1032 * bytes 2 and 3 are the port info
1033 * the rest is the address info
1035 * the rest is the file name
1037 len = mono_array_length (data);
1039 mono_raise_exception (mono_exception_from_name(mono_get_corlib (), "System", "SystemException"));
1042 family = convert_family (mono_array_get (data, guint8, 0) + (mono_array_get (data, guint8, 1) << 8));
1043 if (family == AF_INET) {
1044 struct sockaddr_in *sa;
1049 mono_raise_exception (mono_exception_from_name (mono_get_corlib (), "System", "SystemException"));
1052 sa = g_new0 (struct sockaddr_in, 1);
1053 port = (mono_array_get (data, guint8, 2) << 8) +
1054 mono_array_get (data, guint8, 3);
1055 address = (mono_array_get (data, guint8, 4) << 24) +
1056 (mono_array_get (data, guint8, 5) << 16 ) +
1057 (mono_array_get (data, guint8, 6) << 8) +
1058 mono_array_get (data, guint8, 7);
1060 sa->sin_family = family;
1061 sa->sin_addr.s_addr = htonl (address);
1062 sa->sin_port = htons (port);
1064 *sa_size = sizeof(struct sockaddr_in);
1065 return((struct sockaddr *)sa);
1066 } else if (family == AF_INET6) {
1067 struct sockaddr_in6 *sa;
1073 mono_raise_exception (mono_exception_from_name (mono_get_corlib (), "System", "SystemException"));
1076 sa = g_new0 (struct sockaddr_in6, 1);
1077 port = mono_array_get (data, guint8, 3) +
1078 (mono_array_get (data, guint8, 2) << 8);
1079 scopeid = mono_array_get (data, guint8, 24) +
1080 (mono_array_get (data, guint8, 25) << 8) +
1081 (mono_array_get (data, guint8, 26) << 16) +
1082 (mono_array_get (data, guint8, 27) << 24);
1084 sa->sin6_family = family;
1085 sa->sin6_port = htons (port);
1086 sa->sin6_scope_id = scopeid;
1088 for(i=0; i<16; i++) {
1089 sa->sin6_addr.s6_addr[i] = mono_array_get (data, guint8, 8+i);
1092 *sa_size = sizeof(struct sockaddr_in6);
1093 return((struct sockaddr *)sa);
1094 #ifdef HAVE_SYS_UN_H
1095 } else if (family == AF_UNIX) {
1096 struct sockaddr_un *sock_un;
1099 /* Need a byte for the '\0' terminator/prefix, and the first
1100 * two bytes hold the SocketAddress family
1102 if (len - 2 >= sizeof(sock_un->sun_path)) {
1103 mono_raise_exception (mono_get_exception_index_out_of_range ());
1106 sock_un = g_new0 (struct sockaddr_un, 1);
1108 sock_un->sun_family = family;
1109 for (i = 0; i < len - 2; i++) {
1110 sock_un->sun_path [i] = mono_array_get (data, guint8,
1116 return (struct sockaddr *)sock_un;
1119 *error = WSAEAFNOSUPPORT;
1124 extern void ves_icall_System_Net_Sockets_Socket_Bind_internal(SOCKET sock, MonoObject *sockaddr, gint32 *error)
1126 struct sockaddr *sa;
1132 sa=create_sockaddr_from_object(sockaddr, &sa_size, error);
1137 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)));
1139 ret = _wapi_bind (sock, sa, sa_size);
1140 if(ret==SOCKET_ERROR) {
1141 *error = WSAGetLastError ();
1154 ves_icall_System_Net_Sockets_Socket_Poll_internal (SOCKET sock, gint mode,
1155 gint timeout, gint32 *error)
1157 MonoInternalThread *thread = NULL;
1162 pfds = g_new0 (mono_pollfd, 1);
1163 pfds[0].fd = GPOINTER_TO_INT (sock);
1164 pfds[0].events = (mode == SelectModeRead) ? MONO_POLLIN :
1165 (mode == SelectModeWrite) ? MONO_POLLOUT :
1166 (MONO_POLLERR | MONO_POLLHUP | MONO_POLLNVAL);
1168 timeout = (timeout >= 0) ? (timeout / 1000) : -1;
1169 start = time (NULL);
1173 ret = mono_poll (pfds, 1, timeout);
1174 if (timeout > 0 && ret < 0) {
1176 int sec = time (NULL) - start;
1178 timeout -= sec * 1000;
1186 if (ret == -1 && errno == EINTR) {
1189 if (thread == NULL) {
1190 thread = mono_thread_internal_current ();
1193 leave = mono_thread_test_state (thread, ThreadState_AbortRequested | ThreadState_StopRequested);
1199 /* Suspend requested? */
1200 mono_thread_interruption_checkpoint ();
1204 } while (ret == -1 && errno == EINTR);
1208 *error = WSAGetLastError ();
1210 *error = errno_to_WSA (errno, __func__);
1225 extern void ves_icall_System_Net_Sockets_Socket_Connect_internal(SOCKET sock, MonoObject *sockaddr, gint32 *error)
1227 struct sockaddr *sa;
1233 sa=create_sockaddr_from_object(sockaddr, &sa_size, error);
1238 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)));
1240 ret = _wapi_connect (sock, sa, sa_size);
1241 if(ret==SOCKET_ERROR) {
1242 *error = WSAGetLastError ();
1248 /* These #defines from mswsock.h from wine. Defining them here allows
1249 * us to build this file on a mingw box that doesn't know the magic
1250 * numbers, but still run on a newer windows box that does.
1252 #ifndef WSAID_DISCONNECTEX
1253 #define WSAID_DISCONNECTEX {0x7fda2e11,0x8630,0x436f,{0xa0, 0x31, 0xf5, 0x36, 0xa6, 0xee, 0xc1, 0x57}}
1254 typedef BOOL (WINAPI *LPFN_DISCONNECTEX)(SOCKET, LPOVERLAPPED, DWORD, DWORD);
1257 #ifndef WSAID_TRANSMITFILE
1258 #define WSAID_TRANSMITFILE {0xb5367df0,0xcbac,0x11cf,{0x95,0xca,0x00,0x80,0x5f,0x48,0xa1,0x92}}
1259 typedef BOOL (WINAPI *LPFN_TRANSMITFILE)(SOCKET, HANDLE, DWORD, DWORD, LPOVERLAPPED, LPTRANSMIT_FILE_BUFFERS, DWORD);
1262 extern void ves_icall_System_Net_Sockets_Socket_Disconnect_internal(SOCKET sock, MonoBoolean reuse, gint32 *error)
1265 glong output_bytes = 0;
1266 GUID disco_guid = WSAID_DISCONNECTEX;
1267 GUID trans_guid = WSAID_TRANSMITFILE;
1268 LPFN_DISCONNECTEX _wapi_disconnectex = NULL;
1269 LPFN_TRANSMITFILE _wapi_transmitfile = NULL;
1274 LOGDEBUG (g_message("%s: disconnecting from socket %p (reuse %d)", __func__, sock, reuse));
1276 /* I _think_ the extension function pointers need to be looked
1277 * up for each socket. FIXME: check the best way to store
1278 * pointers to functions in managed objects that still works
1279 * on 64bit platforms.
1281 ret = WSAIoctl (sock, SIO_GET_EXTENSION_FUNCTION_POINTER,
1282 (void *)&disco_guid, sizeof(GUID),
1283 (void *)&_wapi_disconnectex, sizeof(void *),
1284 &output_bytes, NULL, NULL);
1286 /* make sure that WSAIoctl didn't put crap in the
1289 _wapi_disconnectex = NULL;
1292 * Use the SIO_GET_EXTENSION_FUNCTION_POINTER to
1293 * determine the address of the disconnect method without
1294 * taking a hard dependency on a single provider
1296 * For an explanation of why this is done, you can read
1297 * the article at http://www.codeproject.com/internet/jbsocketserver3.asp
1299 ret = WSAIoctl (sock, SIO_GET_EXTENSION_FUNCTION_POINTER,
1300 (void *)&trans_guid, sizeof(GUID),
1301 (void *)&_wapi_transmitfile, sizeof(void *),
1302 &output_bytes, NULL, NULL);
1304 _wapi_transmitfile = NULL;
1308 if (_wapi_disconnectex != NULL) {
1309 bret = _wapi_disconnectex (sock, NULL, TF_REUSE_SOCKET, 0);
1310 } else if (_wapi_transmitfile != NULL) {
1311 bret = _wapi_transmitfile (sock, NULL, 0, 0, NULL, NULL,
1312 TF_DISCONNECT | TF_REUSE_SOCKET);
1314 *error = ERROR_NOT_SUPPORTED;
1318 if (bret == FALSE) {
1319 *error = WSAGetLastError ();
1323 gint32 ves_icall_System_Net_Sockets_Socket_Receive_internal(SOCKET sock, MonoArray *buffer, gint32 offset, gint32 count, gint32 flags, gint32 *error)
1332 alen = mono_array_length (buffer);
1333 if (offset > alen - count) {
1337 buf=mono_array_addr(buffer, guchar, offset);
1339 recvflags = convert_socketflags (flags);
1340 if (recvflags == -1) {
1341 *error = WSAEOPNOTSUPP;
1347 MonoInternalThread* curthread = mono_thread_internal_current ();
1348 curthread->interrupt_on_stop = (gpointer)TRUE;
1349 ret = _wapi_recv (sock, buf, count, recvflags);
1350 curthread->interrupt_on_stop = (gpointer)FALSE;
1353 ret = _wapi_recv (sock, buf, count, recvflags);
1356 if(ret==SOCKET_ERROR) {
1357 *error = WSAGetLastError ();
1364 gint32 ves_icall_System_Net_Sockets_Socket_Receive_array_internal(SOCKET sock, MonoArray *buffers, gint32 flags, gint32 *error)
1369 DWORD recvflags = 0;
1373 wsabufs = mono_array_addr (buffers, WSABUF, 0);
1374 count = mono_array_length (buffers);
1376 recvflags = convert_socketflags (flags);
1377 if (recvflags == -1) {
1378 *error = WSAEOPNOTSUPP;
1382 ret = WSARecv (sock, wsabufs, count, &recv, &recvflags, NULL, NULL);
1383 if (ret == SOCKET_ERROR) {
1384 *error = WSAGetLastError ();
1391 gint32 ves_icall_System_Net_Sockets_Socket_RecvFrom_internal(SOCKET sock, MonoArray *buffer, gint32 offset, gint32 count, gint32 flags, MonoObject **sockaddr, gint32 *error)
1397 struct sockaddr *sa;
1402 alen = mono_array_length (buffer);
1403 if (offset > alen - count) {
1407 sa=create_sockaddr_from_object(*sockaddr, &sa_size, error);
1412 buf=mono_array_addr(buffer, guchar, offset);
1414 recvflags = convert_socketflags (flags);
1415 if (recvflags == -1) {
1416 *error = WSAEOPNOTSUPP;
1420 ret = _wapi_recvfrom (sock, buf, count, recvflags, sa, &sa_size);
1421 if(ret==SOCKET_ERROR) {
1423 *error = WSAGetLastError ();
1427 /* If we didn't get a socket size, then we're probably a
1428 * connected connection-oriented socket and the stack hasn't
1429 * returned the remote address. All we can do is return null.
1432 *sockaddr=create_object_from_sockaddr(sa, sa_size, error);
1441 gint32 ves_icall_System_Net_Sockets_Socket_Send_internal(SOCKET sock, MonoArray *buffer, gint32 offset, gint32 count, gint32 flags, gint32 *error)
1450 alen = mono_array_length (buffer);
1451 if (offset > alen - count) {
1455 LOGDEBUG (g_message("%s: alen: %d", __func__, alen));
1457 buf=mono_array_addr(buffer, guchar, offset);
1459 LOGDEBUG (g_message("%s: Sending %d bytes", __func__, count));
1461 sendflags = convert_socketflags (flags);
1462 if (sendflags == -1) {
1463 *error = WSAEOPNOTSUPP;
1467 ret = _wapi_send (sock, buf, count, sendflags);
1468 if(ret==SOCKET_ERROR) {
1469 *error = WSAGetLastError ();
1476 gint32 ves_icall_System_Net_Sockets_Socket_Send_array_internal(SOCKET sock, MonoArray *buffers, gint32 flags, gint32 *error)
1481 DWORD sendflags = 0;
1485 wsabufs = mono_array_addr (buffers, WSABUF, 0);
1486 count = mono_array_length (buffers);
1488 sendflags = convert_socketflags (flags);
1489 if (sendflags == -1) {
1490 *error = WSAEOPNOTSUPP;
1494 ret = WSASend (sock, wsabufs, count, &sent, sendflags, NULL, NULL);
1495 if (ret == SOCKET_ERROR) {
1496 *error = WSAGetLastError ();
1503 gint32 ves_icall_System_Net_Sockets_Socket_SendTo_internal(SOCKET sock, MonoArray *buffer, gint32 offset, gint32 count, gint32 flags, MonoObject *sockaddr, gint32 *error)
1509 struct sockaddr *sa;
1514 alen = mono_array_length (buffer);
1515 if (offset > alen - count) {
1519 sa=create_sockaddr_from_object(sockaddr, &sa_size, error);
1524 LOGDEBUG (g_message("%s: alen: %d", __func__, alen));
1526 buf=mono_array_addr(buffer, guchar, offset);
1528 LOGDEBUG (g_message("%s: Sending %d bytes", __func__, count));
1530 sendflags = convert_socketflags (flags);
1531 if (sendflags == -1) {
1532 *error = WSAEOPNOTSUPP;
1536 ret = _wapi_sendto (sock, buf, count, sendflags, sa, sa_size);
1537 if(ret==SOCKET_ERROR) {
1538 *error = WSAGetLastError ();
1546 static SOCKET Socket_to_SOCKET(MonoObject *sockobj)
1549 MonoClassField *field;
1551 field=mono_class_get_field_from_name(sockobj->vtable->klass, "socket");
1552 sock=GPOINTER_TO_INT (*(gpointer *)(((char *)sockobj)+field->offset));
1557 #define POLL_ERRORS (MONO_POLLERR | MONO_POLLHUP | MONO_POLLNVAL)
1558 void ves_icall_System_Net_Sockets_Socket_Select_internal(MonoArray **sockets, gint32 timeout, gint32 *error)
1560 MonoInternalThread *thread = NULL;
1567 MonoClass *sock_arr_class;
1570 uintptr_t socks_size;
1572 /* *sockets -> READ, null, WRITE, null, ERROR, null */
1573 count = mono_array_length (*sockets);
1574 nfds = count - 3; /* NULL separators */
1575 pfds = g_new0 (mono_pollfd, nfds);
1577 for (i = 0; i < count; i++) {
1578 obj = mono_array_get (*sockets, MonoObject *, i);
1585 /* The socket array was bogus */
1591 pfds [idx].fd = Socket_to_SOCKET (obj);
1592 pfds [idx].events = (mode == 0) ? MONO_POLLIN : (mode == 1) ? MONO_POLLOUT : POLL_ERRORS;
1596 timeout = (timeout >= 0) ? (timeout / 1000) : -1;
1597 start = time (NULL);
1600 ret = mono_poll (pfds, nfds, timeout);
1601 if (timeout > 0 && ret < 0) {
1603 int sec = time (NULL) - start;
1605 timeout -= sec * 1000;
1611 if (ret == -1 && errno == EINTR) {
1614 thread = mono_thread_internal_current ();
1616 leave = mono_thread_test_state (thread, ThreadState_AbortRequested | ThreadState_StopRequested);
1623 /* Suspend requested? */
1624 mono_thread_interruption_checkpoint ();
1628 } while (ret == -1 && errno == EINTR);
1632 *error = WSAGetLastError ();
1634 *error = errno_to_WSA (errno, __func__);
1646 sock_arr_class= ((MonoObject *)*sockets)->vtable->klass;
1647 socks_size = ((uintptr_t)ret) + 3; /* space for the NULL delimiters */
1648 socks = mono_array_new_full (mono_domain_get (), sock_arr_class, &socks_size, NULL);
1651 for (i = 0; i < count && ret > 0; i++) {
1654 obj = mono_array_get (*sockets, MonoObject *, i);
1661 pfd = &pfds [i - mode];
1662 if (pfd->revents == 0)
1666 if (mode == 0 && (pfd->revents & (MONO_POLLIN | POLL_ERRORS)) != 0) {
1667 mono_array_setref (socks, idx++, obj);
1668 } else if (mode == 1 && (pfd->revents & (MONO_POLLOUT | POLL_ERRORS)) != 0) {
1669 mono_array_setref (socks, idx++, obj);
1670 } else if ((pfd->revents & POLL_ERRORS) != 0) {
1671 mono_array_setref (socks, idx++, obj);
1679 static MonoObject* int_to_object (MonoDomain *domain, int val)
1681 return mono_value_box (domain, mono_get_int32_class (), &val);
1685 void ves_icall_System_Net_Sockets_Socket_GetSocketOption_obj_internal(SOCKET sock, gint32 level, gint32 name, MonoObject **obj_val, gint32 *error)
1687 int system_level = 0;
1688 int system_name = 0;
1691 socklen_t valsize=sizeof(val);
1692 struct linger linger;
1693 socklen_t lingersize=sizeof(linger);
1695 socklen_t time_ms_size = sizeof (time_ms);
1697 # if defined(__OpenBSD__)
1698 struct sockpeercred cred;
1702 socklen_t credsize = sizeof(cred);
1704 MonoDomain *domain=mono_domain_get();
1706 MonoClass *obj_class;
1707 MonoClassField *field;
1711 #if !defined(SO_EXCLUSIVEADDRUSE) && defined(SO_REUSEADDR)
1712 if (level == SocketOptionLevel_Socket && name == SocketOptionName_ExclusiveAddressUse) {
1713 system_level = SOL_SOCKET;
1714 system_name = SO_REUSEADDR;
1720 ret = convert_sockopt_level_and_name (level, name, &system_level, &system_name);
1724 *error = WSAENOPROTOOPT;
1728 *obj_val = int_to_object (domain, 0);
1732 /* No need to deal with MulticastOption names here, because
1733 * you cant getsockopt AddMembership or DropMembership (the
1734 * int getsockopt will error, causing an exception)
1737 case SocketOptionName_Linger:
1738 case SocketOptionName_DontLinger:
1739 ret = _wapi_getsockopt(sock, system_level, system_name, &linger,
1743 case SocketOptionName_SendTimeout:
1744 case SocketOptionName_ReceiveTimeout:
1745 ret = _wapi_getsockopt (sock, system_level, system_name, (char *) &time_ms, &time_ms_size);
1749 case SocketOptionName_PeerCred:
1750 ret = _wapi_getsockopt (sock, system_level, system_name, &cred,
1756 ret = _wapi_getsockopt (sock, system_level, system_name, &val,
1760 if(ret==SOCKET_ERROR) {
1761 *error = WSAGetLastError ();
1766 case SocketOptionName_Linger:
1767 /* build a System.Net.Sockets.LingerOption */
1768 obj_class=mono_class_from_name(get_socket_assembly (),
1769 "System.Net.Sockets",
1771 obj=mono_object_new(domain, obj_class);
1773 /* Locate and set the fields "bool enabled" and "int
1776 field=mono_class_get_field_from_name(obj_class, "enabled");
1777 *(guint8 *)(((char *)obj)+field->offset)=linger.l_onoff;
1779 field=mono_class_get_field_from_name(obj_class, "seconds");
1780 *(guint32 *)(((char *)obj)+field->offset)=linger.l_linger;
1784 case SocketOptionName_DontLinger:
1785 /* construct a bool int in val - true if linger is off */
1786 obj = int_to_object (domain, !linger.l_onoff);
1789 case SocketOptionName_SendTimeout:
1790 case SocketOptionName_ReceiveTimeout:
1791 obj = int_to_object (domain, time_ms);
1795 case SocketOptionName_PeerCred:
1797 /* build a Mono.Posix.PeerCred+PeerCredData if
1800 static MonoImage *mono_posix_image = NULL;
1801 MonoPeerCredData *cred_data;
1803 if (mono_posix_image == NULL) {
1804 mono_posix_image=mono_image_loaded ("Mono.Posix");
1805 if (!mono_posix_image) {
1806 MonoAssembly *sa = mono_assembly_open ("Mono.Posix.dll", NULL);
1808 *error = WSAENOPROTOOPT;
1811 mono_posix_image = mono_assembly_get_image (sa);
1816 obj_class = mono_class_from_name(mono_posix_image,
1819 obj = mono_object_new(domain, obj_class);
1820 cred_data = (MonoPeerCredData *)obj;
1821 cred_data->pid = cred.pid;
1822 cred_data->uid = cred.uid;
1823 cred_data->gid = cred.gid;
1829 #if !defined(SO_EXCLUSIVEADDRUSE) && defined(SO_REUSEADDR)
1830 if (level == SocketOptionLevel_Socket && name == SocketOptionName_ExclusiveAddressUse)
1833 obj = int_to_object (domain, val);
1838 void ves_icall_System_Net_Sockets_Socket_GetSocketOption_arr_internal(SOCKET sock, gint32 level, gint32 name, MonoArray **byte_val, gint32 *error)
1840 int system_level = 0;
1841 int system_name = 0;
1848 ret=convert_sockopt_level_and_name(level, name, &system_level,
1851 *error = WSAENOPROTOOPT;
1857 valsize=mono_array_length(*byte_val);
1858 buf=mono_array_addr(*byte_val, guchar, 0);
1860 ret = _wapi_getsockopt (sock, system_level, system_name, buf, &valsize);
1861 if(ret==SOCKET_ERROR) {
1862 *error = WSAGetLastError ();
1866 #if defined(HAVE_STRUCT_IP_MREQN) || defined(HAVE_STRUCT_IP_MREQ)
1867 static struct in_addr ipaddress_to_struct_in_addr(MonoObject *ipaddr)
1869 struct in_addr inaddr;
1870 MonoClassField *field;
1872 field=mono_class_get_field_from_name(ipaddr->vtable->klass, "m_Address");
1874 /* No idea why .net uses a 64bit type to hold a 32bit value...
1876 * Internal value of IPAddess is in little-endian order
1878 inaddr.s_addr=GUINT_FROM_LE ((guint32)*(guint64 *)(((char *)ipaddr)+field->offset));
1883 static struct in6_addr ipaddress_to_struct_in6_addr(MonoObject *ipaddr)
1885 struct in6_addr in6addr;
1886 MonoClassField *field;
1890 field=mono_class_get_field_from_name(ipaddr->vtable->klass, "m_Numbers");
1891 data=*(MonoArray **)(((char *)ipaddr) + field->offset);
1893 /* Solaris has only the 8 bit version. */
1895 for(i=0; i<8; i++) {
1896 guint16 s = mono_array_get (data, guint16, i);
1897 in6addr.s6_addr[2 * i + 1] = (s >> 8) & 0xff;
1898 in6addr.s6_addr[2 * i] = s & 0xff;
1902 in6addr.s6_addr16[i] = mono_array_get (data, guint16, i);
1908 #if defined(__APPLE__) || defined(__FreeBSD__)
1910 #if defined(HAVE_GETIFADDRS) && defined(HAVE_IF_NAMETOINDEX)
1912 get_local_interface_id (int family)
1914 struct ifaddrs *ifap = NULL, *ptr;
1917 if (getifaddrs (&ifap)) {
1921 for (ptr = ifap; ptr; ptr = ptr->ifa_next) {
1922 if (!ptr->ifa_addr || !ptr->ifa_name)
1924 if (ptr->ifa_addr->sa_family != family)
1926 if ((ptr->ifa_flags & IFF_LOOPBACK) != 0)
1928 if ((ptr->ifa_flags & IFF_MULTICAST) == 0)
1931 idx = if_nametoindex (ptr->ifa_name);
1940 get_local_interface_id (int family)
1946 #endif /* defined(__APPLE__) || defined(__FreeBSD__) */
1948 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)
1950 struct linger linger;
1951 int system_level = 0;
1952 int system_name = 0;
1959 sol_ipv6 = mono_networking_get_ipv6_protocol ();
1960 sol_ip = mono_networking_get_ip_protocol ();
1962 ret=convert_sockopt_level_and_name(level, name, &system_level,
1965 #if !defined(SO_EXCLUSIVEADDRUSE) && defined(SO_REUSEADDR)
1966 if (level == SocketOptionLevel_Socket && name == SocketOptionName_ExclusiveAddressUse) {
1967 system_name = SO_REUSEADDR;
1968 int_val = int_val ? 0 : 1;
1974 *error = WSAENOPROTOOPT;
1981 /* Only one of obj_val, byte_val or int_val has data */
1983 MonoClassField *field;
1987 case SocketOptionName_Linger:
1988 /* Dig out "bool enabled" and "int seconds"
1991 field=mono_class_get_field_from_name(obj_val->vtable->klass, "enabled");
1992 linger.l_onoff=*(guint8 *)(((char *)obj_val)+field->offset);
1993 field=mono_class_get_field_from_name(obj_val->vtable->klass, "seconds");
1994 linger.l_linger=*(guint32 *)(((char *)obj_val)+field->offset);
1996 valsize=sizeof(linger);
1997 ret = _wapi_setsockopt (sock, system_level,
1998 system_name, &linger, valsize);
2000 case SocketOptionName_AddMembership:
2001 case SocketOptionName_DropMembership:
2002 #if defined(HAVE_STRUCT_IP_MREQN) || defined(HAVE_STRUCT_IP_MREQ)
2004 MonoObject *address = NULL;
2006 if(system_level == sol_ipv6) {
2007 struct ipv6_mreq mreq6;
2012 field = mono_class_get_field_from_name (obj_val->vtable->klass, "group");
2013 address = *(gpointer *)(((char *)obj_val) + field->offset);
2016 mreq6.ipv6mr_multiaddr = ipaddress_to_struct_in6_addr (address);
2019 field=mono_class_get_field_from_name(obj_val->vtable->klass, "ifIndex");
2020 mreq6.ipv6mr_interface =*(guint64 *)(((char *)obj_val)+field->offset);
2022 #if defined(__APPLE__) || defined(__FreeBSD__)
2026 * Mac OS Lion doesn't allow ipv6mr_interface = 0.
2028 * Tests on Windows and Linux show that the multicast group is only
2029 * joined on one NIC when interface = 0, so we simply use the interface
2030 * id from the first non-loopback interface (this is also what
2031 * Dns.GetHostName (string.Empty) would return).
2033 if (!mreq6.ipv6mr_interface)
2034 mreq6.ipv6mr_interface = get_local_interface_id (AF_INET6);
2037 ret = _wapi_setsockopt (sock, system_level,
2038 system_name, &mreq6,
2040 } else if(system_level == sol_ip) {
2041 #ifdef HAVE_STRUCT_IP_MREQN
2042 struct ip_mreqn mreq = {{0}};
2044 struct ip_mreq mreq = {{0}};
2045 #endif /* HAVE_STRUCT_IP_MREQN */
2047 /* pain! MulticastOption holds two IPAddress
2048 * members, so I have to dig the value out of
2051 field = mono_class_get_field_from_name (obj_val->vtable->klass, "group");
2052 address = *(gpointer *)(((char *)obj_val) + field->offset);
2054 /* address might not be defined and if so, set the address to ADDR_ANY.
2057 mreq.imr_multiaddr = ipaddress_to_struct_in_addr (address);
2060 field = mono_class_get_field_from_name (obj_val->vtable->klass, "local");
2061 address = *(gpointer *)(((char *)obj_val) + field->offset);
2063 #ifdef HAVE_STRUCT_IP_MREQN
2065 mreq.imr_address = ipaddress_to_struct_in_addr (address);
2068 field = mono_class_get_field_from_name(obj_val->vtable->klass, "iface_index");
2069 mreq.imr_ifindex = *(gint32 *)(((char *)obj_val)+field->offset);
2072 mreq.imr_interface = ipaddress_to_struct_in_addr (address);
2074 #endif /* HAVE_STRUCT_IP_MREQN */
2076 ret = _wapi_setsockopt (sock, system_level,
2082 #endif /* HAVE_STRUCT_IP_MREQN || HAVE_STRUCT_IP_MREQ */
2084 /* Cause an exception to be thrown */
2088 } else if (byte_val!=NULL) {
2089 int valsize = mono_array_length (byte_val);
2090 guchar *buf = mono_array_addr (byte_val, guchar, 0);
2093 case SocketOptionName_DontLinger:
2095 linger.l_onoff = (*buf) ? 0 : 1;
2096 linger.l_linger = 0;
2097 ret = _wapi_setsockopt (sock, system_level, system_name, &linger, sizeof (linger));
2103 ret = _wapi_setsockopt (sock, system_level, system_name, buf, valsize);
2107 /* ReceiveTimeout/SendTimeout get here */
2109 case SocketOptionName_DontLinger:
2110 linger.l_onoff = !int_val;
2111 linger.l_linger = 0;
2112 ret = _wapi_setsockopt (sock, system_level, system_name, &linger, sizeof (linger));
2114 case SocketOptionName_MulticastInterface:
2116 #ifdef HAVE_STRUCT_IP_MREQN
2117 int_val = GUINT32_FROM_BE (int_val);
2118 if ((int_val & 0xff000000) == 0) {
2119 /* int_val is interface index */
2120 struct ip_mreqn mreq = {{0}};
2121 mreq.imr_ifindex = int_val;
2122 ret = _wapi_setsockopt (sock, system_level, system_name, (char *) &mreq, sizeof (mreq));
2125 int_val = GUINT32_TO_BE (int_val);
2126 #endif /* HAVE_STRUCT_IP_MREQN */
2127 #endif /* HOST_WIN32 */
2128 /* int_val is in_addr */
2129 ret = _wapi_setsockopt (sock, system_level, system_name, (char *) &int_val, sizeof (int_val));
2131 case SocketOptionName_DontFragment:
2132 #ifdef HAVE_IP_MTU_DISCOVER
2133 /* Fiddle with the value slightly if we're
2137 int_val = IP_PMTUDISC_DO;
2143 ret = _wapi_setsockopt (sock, system_level, system_name, (char *) &int_val, sizeof (int_val));
2147 if(ret==SOCKET_ERROR) {
2148 *error = WSAGetLastError ();
2152 void ves_icall_System_Net_Sockets_Socket_Shutdown_internal(SOCKET sock,
2160 /* Currently, the values for how (recv=0, send=1, both=2) match
2163 ret = _wapi_shutdown (sock, how);
2164 if(ret==SOCKET_ERROR) {
2165 *error = WSAGetLastError ();
2170 ves_icall_System_Net_Sockets_Socket_WSAIoctl (SOCKET sock, gint32 code,
2172 MonoArray *output, gint32 *error)
2174 glong output_bytes = 0;
2175 gchar *i_buffer, *o_buffer;
2181 if ((guint32)code == FIONBIO) {
2182 /* Invalid command. Must use Socket.Blocking */
2186 if (input == NULL) {
2190 i_buffer = mono_array_addr (input, gchar, 0);
2191 i_len = mono_array_length (input);
2194 if (output == NULL) {
2198 o_buffer = mono_array_addr (output, gchar, 0);
2199 o_len = mono_array_length (output);
2202 ret = WSAIoctl (sock, code, i_buffer, i_len, o_buffer, o_len, &output_bytes, NULL, NULL);
2203 if (ret == SOCKET_ERROR) {
2204 *error = WSAGetLastError ();
2208 return (gint) output_bytes;
2212 addrinfo_to_IPHostEntry(MonoAddressInfo *info, MonoString **h_name,
2213 MonoArray **h_aliases,
2214 MonoArray **h_addr_list,
2215 gboolean add_local_ips)
2218 MonoAddressEntry *ai = NULL;
2219 struct in_addr *local_in = NULL;
2221 struct in6_addr *local_in6 = NULL;
2225 MonoDomain *domain = mono_domain_get ();
2228 *h_aliases=mono_array_new(domain, mono_get_string_class (), 0);
2229 if (add_local_ips) {
2230 local_in = (struct in_addr *) mono_get_local_interfaces (AF_INET, &nlocal_in);
2231 local_in6 = (struct in6_addr *) mono_get_local_interfaces (AF_INET6, &nlocal_in6);
2232 if (nlocal_in || nlocal_in6) {
2233 char addr [INET6_ADDRSTRLEN];
2234 *h_addr_list=mono_array_new(domain, mono_get_string_class (), nlocal_in + nlocal_in6);
2236 MonoString *addr_string;
2239 for (i = 0; i < nlocal_in; i++) {
2241 mono_address_init (&maddr, AF_INET, &local_in [i]);
2242 if (mono_networking_addr_to_str (&maddr, addr, sizeof (addr))) {
2243 addr_string = mono_string_new (domain, addr);
2244 mono_array_setref (*h_addr_list, addr_index, addr_string);
2251 MonoString *addr_string;
2254 for (i = 0; i < nlocal_in6; i++) {
2256 mono_address_init (&maddr, AF_INET6, &local_in6 [i]);
2257 if (mono_networking_addr_to_str (&maddr, addr, sizeof (addr))) {
2258 addr_string = mono_string_new (domain, addr);
2259 mono_array_setref (*h_addr_list, addr_index, addr_string);
2268 mono_free_address_info (info);
2277 for (count = 0, ai = info->entries; ai != NULL; ai = ai->next) {
2278 if (ai->family != AF_INET && ai->family != AF_INET6)
2284 *h_addr_list=mono_array_new(domain, mono_get_string_class (), count);
2286 for (ai = info->entries, i = 0; ai != NULL; ai = ai->next) {
2288 MonoString *addr_string;
2289 char buffer [INET6_ADDRSTRLEN]; /* Max. size for IPv6 */
2291 if((ai->family != PF_INET) && (ai->family != PF_INET6)) {
2295 mono_address_init (&maddr, ai->family, &ai->address);
2296 if(mono_networking_addr_to_str (&maddr, buffer, sizeof (buffer))) {
2297 addr_string=mono_string_new(domain, buffer);
2299 addr_string=mono_string_new(domain, "");
2302 mono_array_setref (*h_addr_list, addr_index, addr_string);
2306 if (ai->canonical_name != NULL) {
2307 *h_name=mono_string_new(domain, ai->canonical_name);
2309 *h_name=mono_string_new(domain, buffer);
2317 mono_free_address_info (info);
2324 get_addrinfo_family_hint (void)
2326 switch (get_family_hint ()) {
2327 case PF_UNSPEC: return MONO_HINT_UNSPECIFIED;
2328 case PF_INET: return MONO_HINT_IPV4;
2330 case PF_INET6: return MONO_HINT_IPV6;
2333 g_error ("invalid hint");
2338 MonoBoolean ves_icall_System_Net_Dns_GetHostByName_internal(MonoString *host, MonoString **h_name, MonoArray **h_aliases, MonoArray **h_addr_list)
2340 gboolean add_local_ips = FALSE;
2341 gchar this_hostname [256];
2342 MonoAddressInfo *info = NULL;
2345 hostname=mono_string_to_utf8 (host);
2346 if (*hostname == '\0') {
2347 add_local_ips = TRUE;
2350 if (!add_local_ips && gethostname (this_hostname, sizeof (this_hostname)) != -1) {
2351 if (!strcmp (hostname, this_hostname)) {
2352 add_local_ips = TRUE;
2357 if (*hostname && mono_get_address_info (hostname, 0, MONO_HINT_CANONICAL_NAME | get_addrinfo_family_hint (), &info)) {
2364 return (addrinfo_to_IPHostEntry(info, h_name, h_aliases, h_addr_list, add_local_ips));
2367 extern MonoBoolean ves_icall_System_Net_Dns_GetHostByAddr_internal(MonoString *addr, MonoString **h_name, MonoArray **h_aliases, MonoArray **h_addr_list)
2370 struct sockaddr_in saddr;
2371 struct sockaddr_in6 saddr6;
2372 MonoAddressInfo *info = NULL;
2374 char hostname[NI_MAXHOST] = {0};
2377 address = mono_string_to_utf8 (addr);
2379 if (inet_pton (AF_INET, address, &saddr.sin_addr ) <= 0) {
2380 /* Maybe an ipv6 address */
2381 if (inet_pton (AF_INET6, address, &saddr6.sin6_addr) <= 0) {
2387 saddr6.sin6_family = AF_INET6;
2392 saddr.sin_family = AF_INET;
2396 if(family == AF_INET) {
2397 #if HAVE_SOCKADDR_IN_SIN_LEN
2398 saddr.sin_len = sizeof (saddr);
2400 if(getnameinfo ((struct sockaddr*)&saddr, sizeof(saddr),
2401 hostname, sizeof(hostname), NULL, 0,
2405 } else if(family == AF_INET6) {
2406 #if HAVE_SOCKADDR_IN6_SIN_LEN
2407 saddr6.sin6_len = sizeof (saddr6);
2409 if(getnameinfo ((struct sockaddr*)&saddr6, sizeof(saddr6),
2410 hostname, sizeof(hostname), NULL, 0,
2416 if (mono_get_address_info (hostname, 0, get_addrinfo_family_hint () | MONO_HINT_CANONICAL_NAME | MONO_HINT_CONFIGURED_ONLY, &info))
2419 return(addrinfo_to_IPHostEntry (info, h_name, h_aliases, h_addr_list, FALSE));
2422 extern MonoBoolean ves_icall_System_Net_Dns_GetHostName_internal(MonoString **h_name)
2424 gchar hostname[256];
2427 ret = gethostname (hostname, sizeof (hostname));
2432 *h_name=mono_string_new(mono_domain_get (), hostname);
2438 ves_icall_System_Net_Sockets_Socket_SendFile (SOCKET sock, MonoString *filename, MonoArray *pre_buffer, MonoArray *post_buffer, gint flags)
2442 TRANSMIT_FILE_BUFFERS buffers;
2444 if (filename == NULL)
2447 file = ves_icall_System_IO_MonoIO_Open (filename, FileMode_Open, FileAccess_Read, FileShare_Read, 0, &error);
2448 if (file == INVALID_HANDLE_VALUE) {
2449 SetLastError (error);
2453 memset (&buffers, 0, sizeof (buffers));
2454 if (pre_buffer != NULL) {
2455 buffers.Head = mono_array_addr (pre_buffer, guchar, 0);
2456 buffers.HeadLength = mono_array_length (pre_buffer);
2458 if (post_buffer != NULL) {
2459 buffers.Tail = mono_array_addr (post_buffer, guchar, 0);
2460 buffers.TailLength = mono_array_length (post_buffer);
2463 if (!TransmitFile (sock, file, 0, 0, NULL, &buffers, flags)) {
2472 void mono_network_init(void)
2474 mono_networking_init ();
2477 void mono_network_cleanup(void)
2479 _wapi_cleanup_networking ();
2480 mono_networking_shutdown ();
2484 icall_cancel_blocking_socket_operation (MonoThread *thread)
2486 MonoInternalThread *internal = thread->internal_thread;
2488 if (mono_thread_info_new_interrupt_enabled ()) {
2489 mono_thread_info_abort_socket_syscall_for_close ((MonoNativeThreadId)(gsize)internal->tid);
2492 internal->ignore_next_signal = TRUE;
2493 mono_thread_kill (internal, mono_thread_get_abort_signal ());
2498 #endif /* #ifndef DISABLE_SOCKETS */