2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS Ancillary Function Driver DLL
5 * PURPOSE: DLL entry point
6 * PROGRAMMERS: Casper S. Hornstrup (chorns@users.sourceforge.net)
7 * Alex Ionescu (alex@relsoft.net)
9 * CSH 01/09-2000 Created
10 * Alex 16/07/2004 - Complete Rewrite
18 //DWORD DebugTraceLevel = DEBUG_ULTRA;
19 DWORD DebugTraceLevel
= 0;
23 WSPUPCALLTABLE Upcalls
;
24 LPWPUCOMPLETEOVERLAPPEDREQUEST lpWPUCompleteOverlappedRequest
;
25 ULONG SocketCount
= 0;
26 PSOCKET_INFORMATION
*Sockets
= NULL
;
27 LIST_ENTRY SockHelpersListHead
= { NULL
, NULL
};
28 ULONG SockAsyncThreadRefCount
;
29 HANDLE SockAsyncHelperAfdHandle
;
30 HANDLE SockAsyncCompletionPort
;
31 BOOLEAN SockAsyncSelectCalled
;
36 * FUNCTION: Creates a new socket
40 * protocol = Protocol type
41 * lpProtocolInfo = Pointer to protocol information
43 * dwFlags = Socket flags
44 * lpErrno = Address of buffer for error information
46 * Created socket, or INVALID_SOCKET if it could not be created
50 WSPSocket(int AddressFamily
,
53 LPWSAPROTOCOL_INFOW lpProtocolInfo
,
58 OBJECT_ATTRIBUTES Object
;
62 PAFD_CREATE_PACKET AfdPacket
;
64 PSOCKET_INFORMATION Socket
= NULL
, PrevSocket
= NULL
;
65 PFILE_FULL_EA_INFORMATION EABuffer
= NULL
;
66 PHELPER_DATA HelperData
;
67 PVOID HelperDLLContext
;
69 UNICODE_STRING TransportName
;
70 UNICODE_STRING DevName
;
71 LARGE_INTEGER GroupData
;
74 AFD_DbgPrint(MAX_TRACE
, ("Creating Socket, getting TDI Name\n"));
75 AFD_DbgPrint(MAX_TRACE
, ("AddressFamily (%d) SocketType (%d) Protocol (%d).\n",
76 AddressFamily
, SocketType
, Protocol
));
78 /* Get Helper Data and Transport */
79 Status
= SockGetTdiName (&AddressFamily
,
90 if (Status
!= NO_ERROR
)
92 AFD_DbgPrint(MID_TRACE
,("SockGetTdiName: Status %x\n", Status
));
97 RtlInitUnicodeString(&DevName
, L
"\\Device\\Afd\\Endpoint");
100 Socket
= HeapAlloc(GlobalHeap
, 0, sizeof(*Socket
));
102 return MsafdReturnWithErrno(STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
104 RtlZeroMemory(Socket
, sizeof(*Socket
));
105 Socket
->RefCount
= 2;
107 Socket
->SharedData
.Listening
= FALSE
;
108 Socket
->SharedData
.State
= SocketOpen
;
109 Socket
->SharedData
.AddressFamily
= AddressFamily
;
110 Socket
->SharedData
.SocketType
= SocketType
;
111 Socket
->SharedData
.Protocol
= Protocol
;
112 Socket
->HelperContext
= HelperDLLContext
;
113 Socket
->HelperData
= HelperData
;
114 Socket
->HelperEvents
= HelperEvents
;
115 Socket
->LocalAddress
= &Socket
->WSLocalAddress
;
116 Socket
->SharedData
.SizeOfLocalAddress
= HelperData
->MaxWSAddressLength
;
117 Socket
->RemoteAddress
= &Socket
->WSRemoteAddress
;
118 Socket
->SharedData
.SizeOfRemoteAddress
= HelperData
->MaxWSAddressLength
;
119 Socket
->SharedData
.UseDelayedAcceptance
= HelperData
->UseDelayedAcceptance
;
120 Socket
->SharedData
.CreateFlags
= dwFlags
;
121 Socket
->SharedData
.CatalogEntryId
= lpProtocolInfo
->dwCatalogEntryId
;
122 Socket
->SharedData
.ServiceFlags1
= lpProtocolInfo
->dwServiceFlags1
;
123 Socket
->SharedData
.ProviderFlags
= lpProtocolInfo
->dwProviderFlags
;
124 Socket
->SharedData
.GroupID
= g
;
125 Socket
->SharedData
.GroupType
= 0;
126 Socket
->SharedData
.UseSAN
= FALSE
;
127 Socket
->SharedData
.NonBlocking
= FALSE
; /* Sockets start blocking */
128 Socket
->SanData
= NULL
;
130 /* Ask alex about this */
131 if( Socket
->SharedData
.SocketType
== SOCK_DGRAM
||
132 Socket
->SharedData
.SocketType
== SOCK_RAW
)
134 AFD_DbgPrint(MID_TRACE
,("Connectionless socket\n"));
135 Socket
->SharedData
.ServiceFlags1
|= XP1_CONNECTIONLESS
;
139 SizeOfPacket
= TransportName
.Length
+ sizeof(AFD_CREATE_PACKET
) + sizeof(WCHAR
);
142 SizeOfEA
= SizeOfPacket
+ sizeof(FILE_FULL_EA_INFORMATION
) + AFD_PACKET_COMMAND_LENGTH
;
144 /* Set up EA Buffer */
145 EABuffer
= HeapAlloc(GlobalHeap
, 0, SizeOfEA
);
147 return MsafdReturnWithErrno(STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
149 RtlZeroMemory(EABuffer
, SizeOfEA
);
150 EABuffer
->NextEntryOffset
= 0;
152 EABuffer
->EaNameLength
= AFD_PACKET_COMMAND_LENGTH
;
153 RtlCopyMemory (EABuffer
->EaName
,
155 AFD_PACKET_COMMAND_LENGTH
+ 1);
156 EABuffer
->EaValueLength
= SizeOfPacket
;
158 /* Set up AFD Packet */
159 AfdPacket
= (PAFD_CREATE_PACKET
)(EABuffer
->EaName
+ EABuffer
->EaNameLength
+ 1);
160 AfdPacket
->SizeOfTransportName
= TransportName
.Length
;
161 RtlCopyMemory (AfdPacket
->TransportName
,
162 TransportName
.Buffer
,
163 TransportName
.Length
+ sizeof(WCHAR
));
164 AfdPacket
->GroupID
= g
;
166 /* Set up Endpoint Flags */
167 if ((Socket
->SharedData
.ServiceFlags1
& XP1_CONNECTIONLESS
) != 0)
169 if ((SocketType
!= SOCK_DGRAM
) && (SocketType
!= SOCK_RAW
))
171 /* Only RAW or UDP can be Connectionless */
174 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_CONNECTIONLESS
;
177 if ((Socket
->SharedData
.ServiceFlags1
& XP1_MESSAGE_ORIENTED
) != 0)
179 if (SocketType
== SOCK_STREAM
)
181 if ((Socket
->SharedData
.ServiceFlags1
& XP1_PSEUDO_STREAM
) == 0)
183 /* The Provider doesn't actually support Message Oriented Streams */
187 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_MESSAGE_ORIENTED
;
190 if (SocketType
== SOCK_RAW
) AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_RAW
;
192 if (dwFlags
& (WSA_FLAG_MULTIPOINT_C_ROOT
|
193 WSA_FLAG_MULTIPOINT_C_LEAF
|
194 WSA_FLAG_MULTIPOINT_D_ROOT
|
195 WSA_FLAG_MULTIPOINT_D_LEAF
))
197 if ((Socket
->SharedData
.ServiceFlags1
& XP1_SUPPORT_MULTIPOINT
) == 0)
199 /* The Provider doesn't actually support Multipoint */
202 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_MULTIPOINT
;
204 if (dwFlags
& WSA_FLAG_MULTIPOINT_C_ROOT
)
206 if (((Socket
->SharedData
.ServiceFlags1
& XP1_MULTIPOINT_CONTROL_PLANE
) == 0)
207 || ((dwFlags
& WSA_FLAG_MULTIPOINT_C_LEAF
) != 0))
209 /* The Provider doesn't support Control Planes, or you already gave a leaf */
212 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_C_ROOT
;
215 if (dwFlags
& WSA_FLAG_MULTIPOINT_D_ROOT
)
217 if (((Socket
->SharedData
.ServiceFlags1
& XP1_MULTIPOINT_DATA_PLANE
) == 0)
218 || ((dwFlags
& WSA_FLAG_MULTIPOINT_D_LEAF
) != 0))
220 /* The Provider doesn't support Data Planes, or you already gave a leaf */
223 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_D_ROOT
;
227 /* Set up Object Attributes */
228 InitializeObjectAttributes (&Object
,
230 OBJ_CASE_INSENSITIVE
| OBJ_INHERIT
,
234 /* Create the Socket as asynchronous. That means we have to block
235 ourselves after every call to NtDeviceIoControlFile. This is
236 because the kernel doesn't support overlapping synchronous I/O
237 requests (made from multiple threads) at this time (Sep 2005) */
238 Status
= NtCreateFile(&Sock
,
239 GENERIC_READ
| GENERIC_WRITE
| SYNCHRONIZE
,
244 FILE_SHARE_READ
| FILE_SHARE_WRITE
,
250 HeapFree(GlobalHeap
, 0, EABuffer
);
252 if (Status
!= STATUS_SUCCESS
)
254 AFD_DbgPrint(MIN_TRACE
, ("Failed to open socket\n"));
256 HeapFree(GlobalHeap
, 0, Socket
);
258 return MsafdReturnWithErrno(Status
, lpErrno
, 0, NULL
);
262 Socket
->Handle
= (SOCKET
)Sock
;
264 /* XXX See if there's a structure we can reuse -- We need to do this
266 PrevSocket
= GetSocketStructure( (SOCKET
)Sock
);
270 RtlCopyMemory( PrevSocket
, Socket
, sizeof(*Socket
) );
271 RtlFreeHeap( GlobalHeap
, 0, Socket
);
275 /* Save Group Info */
278 GetSocketInformation(Socket
, AFD_INFO_GROUP_ID_TYPE
, 0, &GroupData
);
279 Socket
->SharedData
.GroupID
= GroupData
.u
.LowPart
;
280 Socket
->SharedData
.GroupType
= GroupData
.u
.HighPart
;
283 /* Get Window Sizes and Save them */
284 GetSocketInformation (Socket
,
285 AFD_INFO_SEND_WINDOW_SIZE
,
286 &Socket
->SharedData
.SizeOfSendBuffer
,
289 GetSocketInformation (Socket
,
290 AFD_INFO_RECEIVE_WINDOW_SIZE
,
291 &Socket
->SharedData
.SizeOfRecvBuffer
,
294 /* Save in Process Sockets List */
295 Sockets
[SocketCount
] = Socket
;
298 /* Create the Socket Context */
299 CreateContext(Socket
);
302 Upcalls
.lpWPUModifyIFSHandle(1, (SOCKET
)Sock
, lpErrno
);
304 /* Return Socket Handle */
305 AFD_DbgPrint(MID_TRACE
,("Success %x\n", Sock
));
310 AFD_DbgPrint(MID_TRACE
,("Ending %x\n", Status
));
313 HeapFree(GlobalHeap
, 0, Socket
);
318 return INVALID_SOCKET
;
322 DWORD
MsafdReturnWithErrno(NTSTATUS Status
,
325 LPDWORD ReturnedBytes
)
333 case STATUS_CANT_WAIT
:
334 *Errno
= WSAEWOULDBLOCK
;
337 *Errno
= WSAETIMEDOUT
;
340 /* Return Number of bytes Read */
342 *ReturnedBytes
= Received
;
344 case STATUS_FILE_CLOSED
:
345 case STATUS_END_OF_FILE
:
346 *Errno
= WSAESHUTDOWN
;
349 *Errno
= WSA_IO_PENDING
;
351 case STATUS_BUFFER_TOO_SMALL
:
352 case STATUS_BUFFER_OVERFLOW
:
353 DbgPrint("MSAFD: STATUS_BUFFER_TOO_SMALL/STATUS_BUFFER_OVERFLOW\n");
354 *Errno
= WSAEMSGSIZE
;
356 case STATUS_NO_MEMORY
: /* Fall through to STATUS_INSUFFICIENT_RESOURCES */
357 case STATUS_INSUFFICIENT_RESOURCES
:
358 DbgPrint("MSAFD: STATUS_NO_MEMORY/STATUS_INSUFFICIENT_RESOURCES\n");
361 case STATUS_INVALID_CONNECTION
:
362 DbgPrint("MSAFD: STATUS_INVALID_CONNECTION\n");
363 *Errno
= WSAEAFNOSUPPORT
;
365 case STATUS_INVALID_ADDRESS
:
366 DbgPrint("MSAFD: STATUS_INVALID_ADDRESS\n");
367 *Errno
= WSAEADDRNOTAVAIL
;
369 case STATUS_REMOTE_NOT_LISTENING
:
370 DbgPrint("MSAFD: STATUS_REMOTE_NOT_LISTENING\n");
371 *Errno
= WSAECONNREFUSED
;
373 case STATUS_NETWORK_UNREACHABLE
:
374 DbgPrint("MSAFD: STATUS_NETWORK_UNREACHABLE\n");
375 *Errno
= WSAENETUNREACH
;
377 case STATUS_INVALID_PARAMETER
:
378 DbgPrint("MSAFD: STATUS_INVALID_PARAMETER\n");
381 case STATUS_CANCELLED
:
382 DbgPrint("MSAFD: STATUS_CANCELLED\n");
383 *Errno
= WSA_OPERATION_ABORTED
;
386 DbgPrint("MSAFD: Error %x is unknown\n", Status
);
393 return Status
== STATUS_SUCCESS
? 0 : SOCKET_ERROR
;
397 * FUNCTION: Closes an open socket
399 * s = Socket descriptor
400 * lpErrno = Address of buffer for error information
402 * NO_ERROR, or SOCKET_ERROR if the socket could not be closed
406 WSPCloseSocket(IN SOCKET Handle
,
409 IO_STATUS_BLOCK IoStatusBlock
;
410 PSOCKET_INFORMATION Socket
= NULL
;
413 AFD_DISCONNECT_INFO DisconnectInfo
;
414 SOCKET_STATE OldState
;
416 /* Create the Wait Event */
417 Status
= NtCreateEvent(&SockEvent
,
418 GENERIC_READ
| GENERIC_WRITE
,
423 if(!NT_SUCCESS(Status
))
426 /* Get the Socket Structure associate to this Socket*/
427 Socket
= GetSocketStructure(Handle
);
429 /* If a Close is already in Process, give up */
430 if (Socket
->SharedData
.State
== SocketClosed
)
433 *lpErrno
= WSAENOTSOCK
;
437 /* Set the state to close */
438 OldState
= Socket
->SharedData
.State
;
439 Socket
->SharedData
.State
= SocketClosed
;
441 /* If SO_LINGER is ON and the Socket is connected, we need to disconnect */
442 /* FIXME: Should we do this on Datagram Sockets too? */
443 if ((OldState
== SocketConnected
) && (Socket
->SharedData
.LingerData
.l_onoff
))
446 ULONG SendsInProgress
;
449 /* We need to respect the timeout */
451 LingerWait
= Socket
->SharedData
.LingerData
.l_linger
* 1000;
453 /* Loop until no more sends are pending, within the timeout */
456 /* Find out how many Sends are in Progress */
457 if (GetSocketInformation(Socket
,
458 AFD_INFO_SENDS_IN_PROGRESS
,
462 /* Bail out if anything but NO_ERROR */
467 /* Bail out if no more sends are pending */
468 if (!SendsInProgress
)
471 * We have to execute a sleep, so it's kind of like
472 * a block. If the socket is Nonblock, we cannot
473 * go on since asyncronous operation is expected
474 * and we cannot offer it
476 if (Socket
->SharedData
.NonBlocking
)
479 Socket
->SharedData
.State
= OldState
;
480 *lpErrno
= WSAEWOULDBLOCK
;
484 /* Now we can sleep, and decrement the linger wait */
486 * FIXME: It seems Windows does some funky acceleration
487 * since the waiting seems to be longer and longer. I
488 * don't think this improves performance so much, so we
489 * wait a fixed time instead.
492 LingerWait
-= SleepWait
;
496 * We have reached the timeout or sends are over.
497 * Disconnect if the timeout has been reached.
501 DisconnectInfo
.Timeout
= RtlConvertLongToLargeInteger(0);
502 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_ABORT
;
505 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
510 IOCTL_AFD_DISCONNECT
,
512 sizeof(DisconnectInfo
),
516 /* Wait for return */
517 if (Status
== STATUS_PENDING
)
519 WaitForSingleObject(SockEvent
, INFINITE
);
524 /* FIXME: We should notify the Helper DLL of WSH_NOTIFY_CLOSE */
527 Socket
->HelperContext
= NULL
;
528 Socket
->SharedData
.AsyncDisabledEvents
= -1;
529 NtClose(Socket
->TdiAddressHandle
);
530 Socket
->TdiAddressHandle
= NULL
;
531 NtClose(Socket
->TdiConnectionHandle
);
532 Socket
->TdiConnectionHandle
= NULL
;
534 /* Close the handle */
535 NtClose((HANDLE
)Handle
);
543 * FUNCTION: Associates a local address with a socket
545 * s = Socket descriptor
546 * name = Pointer to local address
547 * namelen = Length of name
548 * lpErrno = Address of buffer for error information
550 * 0, or SOCKET_ERROR if the socket could not be bound
554 WSPBind(SOCKET Handle
,
555 const struct sockaddr
*SocketAddress
,
556 int SocketAddressLength
,
559 IO_STATUS_BLOCK IOSB
;
560 PAFD_BIND_DATA BindData
;
561 PSOCKET_INFORMATION Socket
= NULL
;
563 UCHAR BindBuffer
[0x1A];
564 SOCKADDR_INFO SocketInfo
;
567 Status
= NtCreateEvent(&SockEvent
,
568 GENERIC_READ
| GENERIC_WRITE
,
573 if( !NT_SUCCESS(Status
) )
576 /* Get the Socket Structure associate to this Socket*/
577 Socket
= GetSocketStructure(Handle
);
579 /* Dynamic Structure...ugh */
580 BindData
= (PAFD_BIND_DATA
)BindBuffer
;
582 /* Set up Address in TDI Format */
583 BindData
->Address
.TAAddressCount
= 1;
584 BindData
->Address
.Address
[0].AddressLength
= SocketAddressLength
- sizeof(SocketAddress
->sa_family
);
585 BindData
->Address
.Address
[0].AddressType
= SocketAddress
->sa_family
;
586 RtlCopyMemory (BindData
->Address
.Address
[0].Address
,
587 SocketAddress
->sa_data
,
588 SocketAddressLength
- sizeof(SocketAddress
->sa_family
));
590 /* Get Address Information */
591 Socket
->HelperData
->WSHGetSockaddrType ((PSOCKADDR
)SocketAddress
,
595 /* Set the Share Type */
596 if (Socket
->SharedData
.ExclusiveAddressUse
)
598 BindData
->ShareType
= AFD_SHARE_EXCLUSIVE
;
600 else if (SocketInfo
.EndpointInfo
== SockaddrEndpointInfoWildcard
)
602 BindData
->ShareType
= AFD_SHARE_WILDCARD
;
604 else if (Socket
->SharedData
.ReuseAddresses
)
606 BindData
->ShareType
= AFD_SHARE_REUSE
;
610 BindData
->ShareType
= AFD_SHARE_UNIQUE
;
614 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
621 0xA + Socket
->SharedData
.SizeOfLocalAddress
, /* Can't figure out a way to calculate this in C*/
623 0xA + Socket
->SharedData
.SizeOfLocalAddress
); /* Can't figure out a way to calculate this C */
625 /* Wait for return */
626 if (Status
== STATUS_PENDING
)
628 WaitForSingleObject(SockEvent
, INFINITE
);
629 Status
= IOSB
.Status
;
632 /* Set up Socket Data */
633 Socket
->SharedData
.State
= SocketBound
;
634 Socket
->TdiAddressHandle
= (HANDLE
)IOSB
.Information
;
636 NtClose( SockEvent
);
638 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
643 WSPListen(SOCKET Handle
,
647 IO_STATUS_BLOCK IOSB
;
648 AFD_LISTEN_DATA ListenData
;
649 PSOCKET_INFORMATION Socket
= NULL
;
653 /* Get the Socket Structure associate to this Socket*/
654 Socket
= GetSocketStructure(Handle
);
656 if (Socket
->SharedData
.Listening
)
659 Status
= NtCreateEvent(&SockEvent
,
660 GENERIC_READ
| GENERIC_WRITE
,
665 if( !NT_SUCCESS(Status
) )
668 /* Set Up Listen Structure */
669 ListenData
.UseSAN
= FALSE
;
670 ListenData
.UseDelayedAcceptance
= Socket
->SharedData
.UseDelayedAcceptance
;
671 ListenData
.Backlog
= Backlog
;
674 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
679 IOCTL_AFD_START_LISTEN
,
685 /* Wait for return */
686 if (Status
== STATUS_PENDING
)
688 WaitForSingleObject(SockEvent
, INFINITE
);
689 Status
= IOSB
.Status
;
692 /* Set to Listening */
693 Socket
->SharedData
.Listening
= TRUE
;
695 NtClose( SockEvent
);
697 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
707 const LPTIMEVAL timeout
,
710 IO_STATUS_BLOCK IOSB
;
711 PAFD_POLL_INFO PollInfo
;
713 LONG HandleCount
, OutCount
= 0;
714 ULONG PollBufferSize
;
719 LARGE_INTEGER Timeout
;
721 /* Find out how many sockets we have, and how large the buffer needs
724 HandleCount
= ( readfds
? readfds
->fd_count
: 0 ) +
725 ( writefds
? writefds
->fd_count
: 0 ) +
726 ( exceptfds
? exceptfds
->fd_count
: 0 );
728 if ( HandleCount
== 0 )
730 AFD_DbgPrint(MAX_TRACE
,("HandleCount: %d. Return SOCKET_ERROR\n",
732 if (lpErrno
) *lpErrno
= WSAEINVAL
;
736 PollBufferSize
= sizeof(*PollInfo
) + ((HandleCount
- 1) * sizeof(AFD_HANDLE
));
738 AFD_DbgPrint(MID_TRACE
,("HandleCount: %d BufferSize: %d\n",
739 HandleCount
, PollBufferSize
));
741 /* Convert Timeout to NT Format */
744 Timeout
.u
.LowPart
= -1;
745 Timeout
.u
.HighPart
= 0x7FFFFFFF;
746 AFD_DbgPrint(MAX_TRACE
,("Infinite timeout\n"));
750 Timeout
= RtlEnlargedIntegerMultiply
751 ((timeout
->tv_sec
* 1000) + (timeout
->tv_usec
/ 1000), -10000);
752 /* Negative timeouts are illegal. Since the kernel represents an
753 * incremental timeout as a negative number, we check for a positive
756 if (Timeout
.QuadPart
> 0)
758 if (lpErrno
) *lpErrno
= WSAEINVAL
;
761 AFD_DbgPrint(MAX_TRACE
,("Timeout: Orig %d.%06d kernel %d\n",
762 timeout
->tv_sec
, timeout
->tv_usec
,
766 Status
= NtCreateEvent(&SockEvent
,
767 GENERIC_READ
| GENERIC_WRITE
,
772 if( !NT_SUCCESS(Status
) )
776 PollBuffer
= HeapAlloc(GlobalHeap
, 0, PollBufferSize
);
781 *lpErrno
= WSAEFAULT
;
786 PollInfo
= (PAFD_POLL_INFO
)PollBuffer
;
788 RtlZeroMemory( PollInfo
, PollBufferSize
);
790 /* Number of handles for AFD to Check */
791 PollInfo
->Exclusive
= FALSE
;
792 PollInfo
->Timeout
= Timeout
;
794 if (readfds
!= NULL
) {
795 for (i
= 0; i
< readfds
->fd_count
; i
++, j
++)
797 PollInfo
->Handles
[j
].Handle
= readfds
->fd_array
[i
];
798 PollInfo
->Handles
[j
].Events
= AFD_EVENT_RECEIVE
|
799 AFD_EVENT_DISCONNECT
|
805 if (writefds
!= NULL
)
807 for (i
= 0; i
< writefds
->fd_count
; i
++, j
++)
809 PollInfo
->Handles
[j
].Handle
= writefds
->fd_array
[i
];
810 PollInfo
->Handles
[j
].Events
= AFD_EVENT_SEND
| AFD_EVENT_CONNECT
;
813 if (exceptfds
!= NULL
)
815 for (i
= 0; i
< exceptfds
->fd_count
; i
++, j
++)
817 PollInfo
->Handles
[j
].Handle
= exceptfds
->fd_array
[i
];
818 PollInfo
->Handles
[j
].Events
= AFD_EVENT_OOB_RECEIVE
| AFD_EVENT_CONNECT_FAIL
;
822 PollInfo
->HandleCount
= j
;
823 PollBufferSize
= ((PCHAR
)&PollInfo
->Handles
[j
+1]) - ((PCHAR
)PollInfo
);
826 Status
= NtDeviceIoControlFile((HANDLE
)PollInfo
->Handles
[0].Handle
,
837 AFD_DbgPrint(MID_TRACE
,("DeviceIoControlFile => %x\n", Status
));
839 /* Wait for Completition */
840 if (Status
== STATUS_PENDING
)
842 WaitForSingleObject(SockEvent
, INFINITE
);
845 /* Clear the Structures */
853 /* Loop through return structure */
854 HandleCount
= PollInfo
->HandleCount
;
856 /* Return in FDSET Format */
857 for (i
= 0; i
< HandleCount
; i
++)
859 HandleCounted
= FALSE
;
862 switch (PollInfo
->Handles
[i
].Events
& x
)
864 case AFD_EVENT_RECEIVE
:
865 case AFD_EVENT_DISCONNECT
:
866 case AFD_EVENT_ABORT
:
867 case AFD_EVENT_ACCEPT
:
868 case AFD_EVENT_CLOSE
:
869 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
870 PollInfo
->Handles
[i
].Events
,
871 PollInfo
->Handles
[i
].Handle
));
875 HandleCounted
= TRUE
;
878 FD_SET(PollInfo
->Handles
[i
].Handle
, readfds
);
881 case AFD_EVENT_CONNECT
:
882 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
883 PollInfo
->Handles
[i
].Events
,
884 PollInfo
->Handles
[i
].Handle
));
888 HandleCounted
= TRUE
;
891 FD_SET(PollInfo
->Handles
[i
].Handle
, writefds
);
893 case AFD_EVENT_OOB_RECEIVE
:
894 case AFD_EVENT_CONNECT_FAIL
:
895 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
896 PollInfo
->Handles
[i
].Events
,
897 PollInfo
->Handles
[i
].Handle
));
901 HandleCounted
= TRUE
;
904 FD_SET(PollInfo
->Handles
[i
].Handle
, exceptfds
);
910 HeapFree( GlobalHeap
, 0, PollBuffer
);
911 NtClose( SockEvent
);
915 switch( IOSB
.Status
)
922 *lpErrno
= WSAEINVAL
;
925 AFD_DbgPrint(MID_TRACE
,("*lpErrno = %x\n", *lpErrno
));
928 AFD_DbgPrint(MID_TRACE
,("%d events\n", OutCount
));
935 WSPAccept(SOCKET Handle
,
936 struct sockaddr
*SocketAddress
,
937 int *SocketAddressLength
,
938 LPCONDITIONPROC lpfnCondition
,
939 DWORD dwCallbackData
,
942 IO_STATUS_BLOCK IOSB
;
943 PAFD_RECEIVED_ACCEPT_DATA ListenReceiveData
;
944 AFD_ACCEPT_DATA AcceptData
;
945 AFD_DEFER_ACCEPT_DATA DeferData
;
946 AFD_PENDING_ACCEPT_DATA PendingAcceptData
;
947 PSOCKET_INFORMATION Socket
= NULL
;
949 struct fd_set ReadSet
;
950 struct timeval Timeout
;
951 PVOID PendingData
= NULL
;
952 ULONG PendingDataLength
= 0;
953 PVOID CalleeDataBuffer
;
954 WSABUF CallerData
, CalleeID
, CallerID
, CalleeData
;
955 PSOCKADDR RemoteAddress
= NULL
;
958 WSAPROTOCOL_INFOW ProtocolInfo
;
960 UCHAR ReceiveBuffer
[0x1A];
963 Status
= NtCreateEvent(&SockEvent
,
964 GENERIC_READ
| GENERIC_WRITE
,
969 if( !NT_SUCCESS(Status
) )
971 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
972 return INVALID_SOCKET
;
975 /* Dynamic Structure...ugh */
976 ListenReceiveData
= (PAFD_RECEIVED_ACCEPT_DATA
)ReceiveBuffer
;
978 /* Get the Socket Structure associate to this Socket*/
979 Socket
= GetSocketStructure(Handle
);
981 /* If this is non-blocking, make sure there's something for us to accept */
983 FD_SET(Socket
->Handle
, &ReadSet
);
987 WSPSelect(0, &ReadSet
, NULL
, NULL
, &Timeout
, NULL
);
989 if (ReadSet
.fd_array
[0] != Socket
->Handle
)
996 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1001 IOCTL_AFD_WAIT_FOR_LISTEN
,
1005 0xA + sizeof(*ListenReceiveData
));
1007 /* Wait for return */
1008 if (Status
== STATUS_PENDING
)
1010 WaitForSingleObject(SockEvent
, INFINITE
);
1011 Status
= IOSB
.Status
;
1014 if (!NT_SUCCESS(Status
))
1016 NtClose( SockEvent
);
1017 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1018 return INVALID_SOCKET
;
1021 if (lpfnCondition
!= NULL
)
1023 if ((Socket
->SharedData
.ServiceFlags1
& XP1_CONNECT_DATA
) != 0)
1025 /* Find out how much data is pending */
1026 PendingAcceptData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
1027 PendingAcceptData
.ReturnSize
= TRUE
;
1030 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1035 IOCTL_AFD_GET_PENDING_CONNECT_DATA
,
1037 sizeof(PendingAcceptData
),
1039 sizeof(PendingAcceptData
));
1041 /* Wait for return */
1042 if (Status
== STATUS_PENDING
)
1044 WaitForSingleObject(SockEvent
, INFINITE
);
1045 Status
= IOSB
.Status
;
1048 if (!NT_SUCCESS(Status
))
1050 NtClose( SockEvent
);
1051 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1052 return INVALID_SOCKET
;
1055 /* How much data to allocate */
1056 PendingDataLength
= IOSB
.Information
;
1058 if (PendingDataLength
)
1060 /* Allocate needed space */
1061 PendingData
= HeapAlloc(GlobalHeap
, 0, PendingDataLength
);
1064 MsafdReturnWithErrno( STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1065 return INVALID_SOCKET
;
1068 /* We want the data now */
1069 PendingAcceptData
.ReturnSize
= FALSE
;
1072 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1077 IOCTL_AFD_GET_PENDING_CONNECT_DATA
,
1079 sizeof(PendingAcceptData
),
1083 /* Wait for return */
1084 if (Status
== STATUS_PENDING
)
1086 WaitForSingleObject(SockEvent
, INFINITE
);
1087 Status
= IOSB
.Status
;
1090 if (!NT_SUCCESS(Status
))
1092 NtClose( SockEvent
);
1093 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1094 return INVALID_SOCKET
;
1099 if ((Socket
->SharedData
.ServiceFlags1
& XP1_QOS_SUPPORTED
) != 0)
1101 /* I don't support this yet */
1104 /* Build Callee ID */
1105 CalleeID
.buf
= (PVOID
)Socket
->LocalAddress
;
1106 CalleeID
.len
= Socket
->SharedData
.SizeOfLocalAddress
;
1108 RemoteAddress
= HeapAlloc(GlobalHeap
, 0, sizeof(*RemoteAddress
));
1111 MsafdReturnWithErrno(STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1112 return INVALID_SOCKET
;
1115 /* Set up Address in SOCKADDR Format */
1116 RtlCopyMemory (RemoteAddress
,
1117 &ListenReceiveData
->Address
.Address
[0].AddressType
,
1118 sizeof(*RemoteAddress
));
1120 /* Build Caller ID */
1121 CallerID
.buf
= (PVOID
)RemoteAddress
;
1122 CallerID
.len
= sizeof(*RemoteAddress
);
1124 /* Build Caller Data */
1125 CallerData
.buf
= PendingData
;
1126 CallerData
.len
= PendingDataLength
;
1128 /* Check if socket supports Conditional Accept */
1129 if (Socket
->SharedData
.UseDelayedAcceptance
!= 0)
1131 /* Allocate Buffer for Callee Data */
1132 CalleeDataBuffer
= HeapAlloc(GlobalHeap
, 0, 4096);
1133 if (!CalleeDataBuffer
) {
1134 MsafdReturnWithErrno( STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1135 return INVALID_SOCKET
;
1137 CalleeData
.buf
= CalleeDataBuffer
;
1138 CalleeData
.len
= 4096;
1147 /* Call the Condition Function */
1148 CallBack
= (lpfnCondition
)(&CallerID
,
1149 CallerData
.buf
== NULL
? NULL
: &CallerData
,
1153 CalleeData
.buf
== NULL
? NULL
: &CalleeData
,
1157 if (((CallBack
== CF_ACCEPT
) && GroupID
) != 0)
1159 /* TBD: Check for Validity */
1162 if (CallBack
== CF_ACCEPT
)
1164 if ((Socket
->SharedData
.ServiceFlags1
& XP1_QOS_SUPPORTED
) != 0)
1166 /* I don't support this yet */
1170 // SockSetConnectData Sockets(SocketID), IOCTL_AFD_SET_CONNECT_DATA, CalleeData.Buffer, CalleeData.BuffSize, 0
1175 /* Callback rejected. Build Defer Structure */
1176 DeferData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
1177 DeferData
.RejectConnection
= (CallBack
== CF_REJECT
);
1180 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1185 IOCTL_AFD_DEFER_ACCEPT
,
1191 /* Wait for return */
1192 if (Status
== STATUS_PENDING
)
1194 WaitForSingleObject(SockEvent
, INFINITE
);
1195 Status
= IOSB
.Status
;
1198 NtClose( SockEvent
);
1200 if (!NT_SUCCESS(Status
))
1202 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1203 return INVALID_SOCKET
;
1206 if (CallBack
== CF_REJECT
)
1208 *lpErrno
= WSAECONNREFUSED
;
1209 return INVALID_SOCKET
;
1213 *lpErrno
= WSAECONNREFUSED
;
1214 return INVALID_SOCKET
;
1219 /* Create a new Socket */
1220 ProtocolInfo
.dwCatalogEntryId
= Socket
->SharedData
.CatalogEntryId
;
1221 ProtocolInfo
.dwServiceFlags1
= Socket
->SharedData
.ServiceFlags1
;
1222 ProtocolInfo
.dwProviderFlags
= Socket
->SharedData
.ProviderFlags
;
1224 AcceptSocket
= WSPSocket (Socket
->SharedData
.AddressFamily
,
1225 Socket
->SharedData
.SocketType
,
1226 Socket
->SharedData
.Protocol
,
1229 Socket
->SharedData
.CreateFlags
,
1232 /* Set up the Accept Structure */
1233 AcceptData
.ListenHandle
= AcceptSocket
;
1234 AcceptData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
1236 /* Send IOCTL to Accept */
1237 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1248 /* Wait for return */
1249 if (Status
== STATUS_PENDING
)
1251 WaitForSingleObject(SockEvent
, INFINITE
);
1252 Status
= IOSB
.Status
;
1255 if (!NT_SUCCESS(Status
))
1258 WSPCloseSocket( AcceptSocket
, lpErrno
);
1259 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1260 return INVALID_SOCKET
;
1263 /* Return Address in SOCKADDR FORMAT */
1266 RtlCopyMemory (SocketAddress
,
1267 &ListenReceiveData
->Address
.Address
[0].AddressType
,
1268 sizeof(*RemoteAddress
));
1269 if( SocketAddressLength
)
1270 *SocketAddressLength
= ListenReceiveData
->Address
.Address
[0].AddressLength
;
1273 NtClose( SockEvent
);
1275 /* Re-enable Async Event */
1276 SockReenableAsyncSelectEvent(Socket
, FD_ACCEPT
);
1278 AFD_DbgPrint(MID_TRACE
,("Socket %x\n", AcceptSocket
));
1283 return AcceptSocket
;
1288 WSPConnect(SOCKET Handle
,
1289 const struct sockaddr
* SocketAddress
,
1290 int SocketAddressLength
,
1291 LPWSABUF lpCallerData
,
1292 LPWSABUF lpCalleeData
,
1297 IO_STATUS_BLOCK IOSB
;
1298 PAFD_CONNECT_INFO ConnectInfo
;
1299 PSOCKET_INFORMATION Socket
= NULL
;
1301 UCHAR ConnectBuffer
[0x22];
1302 ULONG ConnectDataLength
;
1303 ULONG InConnectDataLength
;
1304 INT BindAddressLength
;
1305 PSOCKADDR BindAddress
;
1308 Status
= NtCreateEvent(&SockEvent
,
1309 GENERIC_READ
| GENERIC_WRITE
,
1314 if( !NT_SUCCESS(Status
) )
1317 AFD_DbgPrint(MID_TRACE
,("Called\n"));
1319 /* Get the Socket Structure associate to this Socket*/
1320 Socket
= GetSocketStructure(Handle
);
1323 if (Socket
->SharedData
.State
== SocketOpen
)
1325 /* Get the Wildcard Address */
1326 BindAddressLength
= Socket
->HelperData
->MaxWSAddressLength
;
1327 BindAddress
= HeapAlloc(GetProcessHeap(), 0, BindAddressLength
);
1330 MsafdReturnWithErrno( STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1331 return INVALID_SOCKET
;
1333 Socket
->HelperData
->WSHGetWildcardSockaddr (Socket
->HelperContext
,
1335 &BindAddressLength
);
1337 WSPBind(Handle
, BindAddress
, BindAddressLength
, NULL
);
1340 /* Set the Connect Data */
1341 if (lpCallerData
!= NULL
)
1343 ConnectDataLength
= lpCallerData
->len
;
1344 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1349 IOCTL_AFD_SET_CONNECT_DATA
,
1354 /* Wait for return */
1355 if (Status
== STATUS_PENDING
)
1357 WaitForSingleObject(SockEvent
, INFINITE
);
1358 Status
= IOSB
.Status
;
1362 /* Dynamic Structure...ugh */
1363 ConnectInfo
= (PAFD_CONNECT_INFO
)ConnectBuffer
;
1365 /* Set up Address in TDI Format */
1366 ConnectInfo
->RemoteAddress
.TAAddressCount
= 1;
1367 ConnectInfo
->RemoteAddress
.Address
[0].AddressLength
= SocketAddressLength
- sizeof(SocketAddress
->sa_family
);
1368 ConnectInfo
->RemoteAddress
.Address
[0].AddressType
= SocketAddress
->sa_family
;
1369 RtlCopyMemory (ConnectInfo
->RemoteAddress
.Address
[0].Address
,
1370 SocketAddress
->sa_data
,
1371 SocketAddressLength
- sizeof(SocketAddress
->sa_family
));
1374 * Disable FD_WRITE and FD_CONNECT
1375 * The latter fixes a race condition where the FD_CONNECT is re-enabled
1376 * at the end of this function right after the Async Thread disables it.
1377 * This should only happen at the *next* WSPConnect
1379 if (Socket
->SharedData
.AsyncEvents
& FD_CONNECT
)
1381 Socket
->SharedData
.AsyncDisabledEvents
|= FD_CONNECT
| FD_WRITE
;
1384 /* Tell AFD that we want Connection Data back, have it allocate a buffer */
1385 if (lpCalleeData
!= NULL
)
1387 InConnectDataLength
= lpCalleeData
->len
;
1388 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1393 IOCTL_AFD_SET_CONNECT_DATA_SIZE
,
1394 &InConnectDataLength
,
1395 sizeof(InConnectDataLength
),
1399 /* Wait for return */
1400 if (Status
== STATUS_PENDING
)
1402 WaitForSingleObject(SockEvent
, INFINITE
);
1403 Status
= IOSB
.Status
;
1407 /* AFD doesn't seem to care if these are invalid, but let's 0 them anyways */
1408 ConnectInfo
->Root
= 0;
1409 ConnectInfo
->UseSAN
= FALSE
;
1410 ConnectInfo
->Unknown
= 0;
1412 /* FIXME: Handle Async Connect */
1413 if (Socket
->SharedData
.NonBlocking
)
1415 AFD_DbgPrint(MIN_TRACE
, ("Async Connect UNIMPLEMENTED!\n"));
1419 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1429 /* Wait for return */
1430 if (Status
== STATUS_PENDING
)
1432 WaitForSingleObject(SockEvent
, INFINITE
);
1433 Status
= IOSB
.Status
;
1436 /* Get any pending connect data */
1437 if (lpCalleeData
!= NULL
)
1439 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1444 IOCTL_AFD_GET_CONNECT_DATA
,
1449 /* Wait for return */
1450 if (Status
== STATUS_PENDING
)
1452 WaitForSingleObject(SockEvent
, INFINITE
);
1453 Status
= IOSB
.Status
;
1457 /* Re-enable Async Event */
1458 SockReenableAsyncSelectEvent(Socket
, FD_WRITE
);
1460 /* FIXME: THIS IS NOT RIGHT!!! HACK HACK HACK! */
1461 SockReenableAsyncSelectEvent(Socket
, FD_CONNECT
);
1463 AFD_DbgPrint(MID_TRACE
,("Ending\n"));
1465 NtClose( SockEvent
);
1467 return MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1471 WSPShutdown(SOCKET Handle
,
1476 IO_STATUS_BLOCK IOSB
;
1477 AFD_DISCONNECT_INFO DisconnectInfo
;
1478 PSOCKET_INFORMATION Socket
= NULL
;
1482 Status
= NtCreateEvent(&SockEvent
,
1483 GENERIC_READ
| GENERIC_WRITE
,
1488 if( !NT_SUCCESS(Status
) )
1491 AFD_DbgPrint(MID_TRACE
,("Called\n"));
1493 /* Get the Socket Structure associate to this Socket*/
1494 Socket
= GetSocketStructure(Handle
);
1496 /* Set AFD Disconnect Type */
1500 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_RECV
;
1501 Socket
->SharedData
.ReceiveShutdown
= TRUE
;
1504 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_SEND
;
1505 Socket
->SharedData
.SendShutdown
= TRUE
;
1508 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_RECV
| AFD_DISCONNECT_SEND
;
1509 Socket
->SharedData
.ReceiveShutdown
= TRUE
;
1510 Socket
->SharedData
.SendShutdown
= TRUE
;
1514 DisconnectInfo
.Timeout
= RtlConvertLongToLargeInteger(-1);
1517 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1522 IOCTL_AFD_DISCONNECT
,
1524 sizeof(DisconnectInfo
),
1528 /* Wait for return */
1529 if (Status
== STATUS_PENDING
)
1531 WaitForSingleObject(SockEvent
, INFINITE
);
1532 Status
= IOSB
.Status
;
1535 AFD_DbgPrint(MID_TRACE
,("Ending\n"));
1537 NtClose( SockEvent
);
1539 return MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1545 WSPGetSockName(IN SOCKET Handle
,
1546 OUT LPSOCKADDR Name
,
1547 IN OUT LPINT NameLength
,
1550 IO_STATUS_BLOCK IOSB
;
1551 ULONG TdiAddressSize
;
1552 PTDI_ADDRESS_INFO TdiAddress
;
1553 PTRANSPORT_ADDRESS SocketAddress
;
1554 PSOCKET_INFORMATION Socket
= NULL
;
1558 Status
= NtCreateEvent(&SockEvent
,
1559 GENERIC_READ
| GENERIC_WRITE
,
1564 if( !NT_SUCCESS(Status
) )
1565 return SOCKET_ERROR
;
1567 /* Get the Socket Structure associate to this Socket*/
1568 Socket
= GetSocketStructure(Handle
);
1570 /* Allocate a buffer for the address */
1572 sizeof(TRANSPORT_ADDRESS
) + Socket
->SharedData
.SizeOfLocalAddress
;
1573 TdiAddress
= HeapAlloc(GlobalHeap
, 0, TdiAddressSize
);
1575 if ( TdiAddress
== NULL
)
1577 NtClose( SockEvent
);
1578 *lpErrno
= WSAENOBUFS
;
1579 return SOCKET_ERROR
;
1582 SocketAddress
= &TdiAddress
->Address
;
1585 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1590 IOCTL_AFD_GET_SOCK_NAME
,
1596 /* Wait for return */
1597 if (Status
== STATUS_PENDING
)
1599 WaitForSingleObject(SockEvent
, INFINITE
);
1600 Status
= IOSB
.Status
;
1603 NtClose( SockEvent
);
1605 if (NT_SUCCESS(Status
))
1607 if (*NameLength
>= SocketAddress
->Address
[0].AddressLength
)
1609 Name
->sa_family
= SocketAddress
->Address
[0].AddressType
;
1610 RtlCopyMemory (Name
->sa_data
,
1611 SocketAddress
->Address
[0].Address
,
1612 SocketAddress
->Address
[0].AddressLength
);
1613 *NameLength
= 2 + SocketAddress
->Address
[0].AddressLength
;
1614 AFD_DbgPrint (MID_TRACE
, ("NameLength %d Address: %x Port %x\n",
1615 *NameLength
, ((struct sockaddr_in
*)Name
)->sin_addr
.s_addr
,
1616 ((struct sockaddr_in
*)Name
)->sin_port
));
1617 HeapFree(GlobalHeap
, 0, TdiAddress
);
1622 HeapFree(GlobalHeap
, 0, TdiAddress
);
1623 *lpErrno
= WSAEFAULT
;
1624 return SOCKET_ERROR
;
1628 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
1634 WSPGetPeerName(IN SOCKET s
,
1635 OUT LPSOCKADDR Name
,
1636 IN OUT LPINT NameLength
,
1639 IO_STATUS_BLOCK IOSB
;
1640 ULONG TdiAddressSize
;
1641 PTRANSPORT_ADDRESS SocketAddress
;
1642 PSOCKET_INFORMATION Socket
= NULL
;
1646 Status
= NtCreateEvent(&SockEvent
,
1647 GENERIC_READ
| GENERIC_WRITE
,
1652 if( !NT_SUCCESS(Status
) )
1653 return SOCKET_ERROR
;
1655 /* Get the Socket Structure associate to this Socket*/
1656 Socket
= GetSocketStructure(s
);
1658 /* Allocate a buffer for the address */
1659 TdiAddressSize
= sizeof(TRANSPORT_ADDRESS
) + *NameLength
;
1660 SocketAddress
= HeapAlloc(GlobalHeap
, 0, TdiAddressSize
);
1662 if ( SocketAddress
== NULL
)
1664 NtClose( SockEvent
);
1665 *lpErrno
= WSAENOBUFS
;
1666 return SOCKET_ERROR
;
1670 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1675 IOCTL_AFD_GET_PEER_NAME
,
1681 /* Wait for return */
1682 if (Status
== STATUS_PENDING
)
1684 WaitForSingleObject(SockEvent
, INFINITE
);
1685 Status
= IOSB
.Status
;
1688 NtClose( SockEvent
);
1690 if (NT_SUCCESS(Status
))
1692 if (*NameLength
>= SocketAddress
->Address
[0].AddressLength
)
1694 Name
->sa_family
= SocketAddress
->Address
[0].AddressType
;
1695 RtlCopyMemory (Name
->sa_data
,
1696 SocketAddress
->Address
[0].Address
,
1697 SocketAddress
->Address
[0].AddressLength
);
1698 *NameLength
= 2 + SocketAddress
->Address
[0].AddressLength
;
1699 AFD_DbgPrint (MID_TRACE
, ("NameLength %d Address: %s Port %x\n",
1700 *NameLength
, ((struct sockaddr_in
*)Name
)->sin_addr
.s_addr
,
1701 ((struct sockaddr_in
*)Name
)->sin_port
));
1702 HeapFree(GlobalHeap
, 0, SocketAddress
);
1707 HeapFree(GlobalHeap
, 0, SocketAddress
);
1708 *lpErrno
= WSAEFAULT
;
1709 return SOCKET_ERROR
;
1713 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
1718 WSPIoctl(IN SOCKET Handle
,
1719 IN DWORD dwIoControlCode
,
1720 IN LPVOID lpvInBuffer
,
1721 IN DWORD cbInBuffer
,
1722 OUT LPVOID lpvOutBuffer
,
1723 IN DWORD cbOutBuffer
,
1724 OUT LPDWORD lpcbBytesReturned
,
1725 IN LPWSAOVERLAPPED lpOverlapped
,
1726 IN LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine
,
1727 IN LPWSATHREADID lpThreadId
,
1730 PSOCKET_INFORMATION Socket
= NULL
;
1732 /* Get the Socket Structure associate to this Socket*/
1733 Socket
= GetSocketStructure(Handle
);
1735 switch( dwIoControlCode
)
1738 if( cbInBuffer
< sizeof(INT
) || IS_INTRESOURCE(lpvInBuffer
) )
1740 *lpErrno
= WSAEFAULT
;
1741 return SOCKET_ERROR
;
1743 return SetSocketInformation(Socket
, AFD_INFO_BLOCKING_MODE
, (PULONG
)lpvInBuffer
, NULL
);
1745 if( cbOutBuffer
< sizeof(INT
) || IS_INTRESOURCE(lpvOutBuffer
) )
1747 *lpErrno
= WSAEFAULT
;
1748 return SOCKET_ERROR
;
1750 return GetSocketInformation(Socket
, AFD_INFO_RECEIVE_CONTENT_SIZE
, (PULONG
)lpvOutBuffer
, NULL
);
1752 *lpErrno
= WSAEINVAL
;
1753 return SOCKET_ERROR
;
1760 WSPGetSockOpt(IN SOCKET Handle
,
1763 OUT CHAR FAR
* OptionValue
,
1764 IN OUT LPINT OptionLength
,
1767 PSOCKET_INFORMATION Socket
= NULL
;
1772 /* Get the Socket Structure associate to this Socket*/
1773 Socket
= GetSocketStructure(Handle
);
1776 *lpErrno
= WSAENOTSOCK
;
1777 return SOCKET_ERROR
;
1780 AFD_DbgPrint(MID_TRACE
, ("Called\n"));
1788 Buffer
= &Socket
->SharedData
.SocketType
;
1789 BufferSize
= sizeof(INT
);
1793 Buffer
= &Socket
->SharedData
.SizeOfRecvBuffer
;
1794 BufferSize
= sizeof(INT
);
1798 Buffer
= &Socket
->SharedData
.SizeOfSendBuffer
;
1799 BufferSize
= sizeof(INT
);
1803 BoolBuffer
= Socket
->SharedData
.Listening
;
1804 Buffer
= &BoolBuffer
;
1805 BufferSize
= sizeof(BOOLEAN
);
1809 BoolBuffer
= Socket
->SharedData
.Broadcast
;
1810 Buffer
= &BoolBuffer
;
1811 BufferSize
= sizeof(BOOLEAN
);
1815 BoolBuffer
= Socket
->SharedData
.Debug
;
1816 Buffer
= &BoolBuffer
;
1817 BufferSize
= sizeof(BOOLEAN
);
1820 /* case SO_CONDITIONAL_ACCEPT: */
1825 case SO_GROUP_PRIORITY
:
1828 case SO_MAX_MSG_SIZE
:
1830 case SO_PROTOCOL_INFO
:
1832 AFD_DbgPrint(MID_TRACE
, ("Unimplemented option (%x)\n",
1836 *lpErrno
= WSAEINVAL
;
1837 return SOCKET_ERROR
;
1840 if (*OptionLength
< BufferSize
)
1842 *lpErrno
= WSAEFAULT
;
1843 *OptionLength
= BufferSize
;
1844 return SOCKET_ERROR
;
1846 RtlCopyMemory(OptionValue
, Buffer
, BufferSize
);
1850 case IPPROTO_TCP
: /* FIXME */
1852 *lpErrno
= WSAEINVAL
;
1853 return SOCKET_ERROR
;
1859 * FUNCTION: Initialize service provider for a client
1861 * wVersionRequested = Highest WinSock SPI version that the caller can use
1862 * lpWSPData = Address of WSPDATA structure to initialize
1863 * lpProtocolInfo = Pointer to structure that defines the desired protocol
1864 * UpcallTable = Pointer to upcall table of the WinSock DLL
1865 * lpProcTable = Address of procedure table to initialize
1867 * Status of operation
1871 WSPStartup(IN WORD wVersionRequested
,
1872 OUT LPWSPDATA lpWSPData
,
1873 IN LPWSAPROTOCOL_INFOW lpProtocolInfo
,
1874 IN WSPUPCALLTABLE UpcallTable
,
1875 OUT LPWSPPROC_TABLE lpProcTable
)
1880 AFD_DbgPrint(MAX_TRACE
, ("wVersionRequested (0x%X) \n", wVersionRequested
));
1882 Upcalls
= UpcallTable
;
1884 if (Status
== NO_ERROR
)
1886 lpProcTable
->lpWSPAccept
= WSPAccept
;
1887 lpProcTable
->lpWSPAddressToString
= WSPAddressToString
;
1888 lpProcTable
->lpWSPAsyncSelect
= WSPAsyncSelect
;
1889 lpProcTable
->lpWSPBind
= WSPBind
;
1890 lpProcTable
->lpWSPCancelBlockingCall
= WSPCancelBlockingCall
;
1891 lpProcTable
->lpWSPCleanup
= WSPCleanup
;
1892 lpProcTable
->lpWSPCloseSocket
= WSPCloseSocket
;
1893 lpProcTable
->lpWSPConnect
= WSPConnect
;
1894 lpProcTable
->lpWSPDuplicateSocket
= WSPDuplicateSocket
;
1895 lpProcTable
->lpWSPEnumNetworkEvents
= WSPEnumNetworkEvents
;
1896 lpProcTable
->lpWSPEventSelect
= WSPEventSelect
;
1897 lpProcTable
->lpWSPGetOverlappedResult
= WSPGetOverlappedResult
;
1898 lpProcTable
->lpWSPGetPeerName
= WSPGetPeerName
;
1899 lpProcTable
->lpWSPGetSockName
= WSPGetSockName
;
1900 lpProcTable
->lpWSPGetSockOpt
= WSPGetSockOpt
;
1901 lpProcTable
->lpWSPGetQOSByName
= WSPGetQOSByName
;
1902 lpProcTable
->lpWSPIoctl
= WSPIoctl
;
1903 lpProcTable
->lpWSPJoinLeaf
= WSPJoinLeaf
;
1904 lpProcTable
->lpWSPListen
= WSPListen
;
1905 lpProcTable
->lpWSPRecv
= WSPRecv
;
1906 lpProcTable
->lpWSPRecvDisconnect
= WSPRecvDisconnect
;
1907 lpProcTable
->lpWSPRecvFrom
= WSPRecvFrom
;
1908 lpProcTable
->lpWSPSelect
= WSPSelect
;
1909 lpProcTable
->lpWSPSend
= WSPSend
;
1910 lpProcTable
->lpWSPSendDisconnect
= WSPSendDisconnect
;
1911 lpProcTable
->lpWSPSendTo
= WSPSendTo
;
1912 lpProcTable
->lpWSPSetSockOpt
= WSPSetSockOpt
;
1913 lpProcTable
->lpWSPShutdown
= WSPShutdown
;
1914 lpProcTable
->lpWSPSocket
= WSPSocket
;
1915 lpProcTable
->lpWSPStringToAddress
= WSPStringToAddress
;
1916 lpWSPData
->wVersion
= MAKEWORD(2, 2);
1917 lpWSPData
->wHighVersion
= MAKEWORD(2, 2);
1920 AFD_DbgPrint(MAX_TRACE
, ("Status (%d).\n", Status
));
1927 * FUNCTION: Cleans up service provider for a client
1929 * lpErrno = Address of buffer for error information
1931 * 0 if successful, or SOCKET_ERROR if not
1935 WSPCleanup(OUT LPINT lpErrno
)
1938 AFD_DbgPrint(MAX_TRACE
, ("\n"));
1939 AFD_DbgPrint(MAX_TRACE
, ("Leaving.\n"));
1940 *lpErrno
= NO_ERROR
;
1948 GetSocketInformation(PSOCKET_INFORMATION Socket
,
1949 ULONG AfdInformationClass
,
1950 PULONG Ulong OPTIONAL
,
1951 PLARGE_INTEGER LargeInteger OPTIONAL
)
1953 IO_STATUS_BLOCK IOSB
;
1958 Status
= NtCreateEvent(&SockEvent
,
1959 GENERIC_READ
| GENERIC_WRITE
,
1964 if( !NT_SUCCESS(Status
) )
1967 /* Set Info Class */
1968 InfoData
.InformationClass
= AfdInformationClass
;
1971 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1982 /* Wait for return */
1983 if (Status
== STATUS_PENDING
)
1985 WaitForSingleObject(SockEvent
, INFINITE
);
1988 /* Return Information */
1991 *Ulong
= InfoData
.Information
.Ulong
;
1993 if (LargeInteger
!= NULL
)
1995 *LargeInteger
= InfoData
.Information
.LargeInteger
;
1998 NtClose( SockEvent
);
2006 SetSocketInformation(PSOCKET_INFORMATION Socket
,
2007 ULONG AfdInformationClass
,
2008 PULONG Ulong OPTIONAL
,
2009 PLARGE_INTEGER LargeInteger OPTIONAL
)
2011 IO_STATUS_BLOCK IOSB
;
2016 Status
= NtCreateEvent(&SockEvent
,
2017 GENERIC_READ
| GENERIC_WRITE
,
2022 if( !NT_SUCCESS(Status
) )
2025 /* Set Info Class */
2026 InfoData
.InformationClass
= AfdInformationClass
;
2028 /* Set Information */
2031 InfoData
.Information
.Ulong
= *Ulong
;
2033 if (LargeInteger
!= NULL
)
2035 InfoData
.Information
.LargeInteger
= *LargeInteger
;
2038 AFD_DbgPrint(MID_TRACE
,("XXX Info %x (Data %x)\n",
2039 AfdInformationClass
, *Ulong
));
2042 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
2053 /* Wait for return */
2054 if (Status
== STATUS_PENDING
)
2056 WaitForSingleObject(SockEvent
, INFINITE
);
2059 NtClose( SockEvent
);
2066 GetSocketStructure(SOCKET Handle
)
2070 for (i
=0; i
<SocketCount
; i
++)
2072 if (Sockets
[i
]->Handle
== Handle
)
2080 int CreateContext(PSOCKET_INFORMATION Socket
)
2082 IO_STATUS_BLOCK IOSB
;
2083 SOCKET_CONTEXT ContextData
;
2087 Status
= NtCreateEvent(&SockEvent
,
2088 GENERIC_READ
| GENERIC_WRITE
,
2093 if( !NT_SUCCESS(Status
) )
2096 /* Create Context */
2097 ContextData
.SharedData
= Socket
->SharedData
;
2098 ContextData
.SizeOfHelperData
= 0;
2099 RtlCopyMemory (&ContextData
.LocalAddress
,
2100 Socket
->LocalAddress
,
2101 Socket
->SharedData
.SizeOfLocalAddress
);
2102 RtlCopyMemory (&ContextData
.RemoteAddress
,
2103 Socket
->RemoteAddress
,
2104 Socket
->SharedData
.SizeOfRemoteAddress
);
2107 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
2112 IOCTL_AFD_SET_CONTEXT
,
2114 sizeof(ContextData
),
2118 /* Wait for Completition */
2119 if (Status
== STATUS_PENDING
)
2121 WaitForSingleObject(SockEvent
, INFINITE
);
2124 NtClose( SockEvent
);
2129 BOOLEAN
SockCreateOrReferenceAsyncThread(VOID
)
2131 HANDLE hAsyncThread
;
2132 DWORD AsyncThreadId
;
2134 OBJECT_HANDLE_ATTRIBUTE_INFORMATION HandleFlags
;
2137 /* Check if the Thread Already Exists */
2138 if (SockAsyncThreadRefCount
)
2143 /* Create the Completion Port */
2144 if (!SockAsyncCompletionPort
)
2146 Status
= NtCreateIoCompletion(&SockAsyncCompletionPort
,
2147 IO_COMPLETION_ALL_ACCESS
,
2149 2); // Allow 2 threads only
2151 /* Protect Handle */
2152 HandleFlags
.ProtectFromClose
= TRUE
;
2153 HandleFlags
.Inherit
= FALSE
;
2154 Status
= NtSetInformationObject(SockAsyncCompletionPort
,
2155 ObjectHandleFlagInformation
,
2157 sizeof(HandleFlags
));
2160 /* Create the Async Event */
2161 Status
= NtCreateEvent(&AsyncEvent
,
2167 /* Create the Async Thread */
2168 hAsyncThread
= CreateThread(NULL
,
2170 (LPTHREAD_START_ROUTINE
)SockAsyncThread
,
2175 /* Close the Handle */
2176 NtClose(hAsyncThread
);
2178 /* Increase the Reference Count */
2179 SockAsyncThreadRefCount
++;
2183 int SockAsyncThread(PVOID ThreadParam
)
2186 PASYNC_COMPLETION_ROUTINE AsyncCompletionRoutine
;
2187 IO_STATUS_BLOCK IOSB
;
2190 /* Make the Thread Higher Priority */
2191 SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_ABOVE_NORMAL
);
2193 /* Do a KQUEUE/WorkItem Style Loop, thanks to IoCompletion Ports */
2196 Status
= NtRemoveIoCompletion (SockAsyncCompletionPort
,
2197 (PVOID
*)&AsyncCompletionRoutine
,
2201 /* Call the Async Function */
2202 if (NT_SUCCESS(Status
))
2204 (*AsyncCompletionRoutine
)(AsyncContext
, &IOSB
);
2208 /* It Failed, sleep for a second */
2211 } while ((Status
!= STATUS_TIMEOUT
));
2213 /* The Thread has Ended */
2217 BOOLEAN
SockGetAsyncSelectHelperAfdHandle(VOID
)
2219 UNICODE_STRING AfdHelper
;
2220 OBJECT_ATTRIBUTES ObjectAttributes
;
2221 IO_STATUS_BLOCK IoSb
;
2223 FILE_COMPLETION_INFORMATION CompletionInfo
;
2224 OBJECT_HANDLE_ATTRIBUTE_INFORMATION HandleFlags
;
2226 /* First, make sure we're not already intialized */
2227 if (SockAsyncHelperAfdHandle
)
2232 /* Set up Handle Name and Object */
2233 RtlInitUnicodeString(&AfdHelper
, L
"\\Device\\Afd\\AsyncSelectHlp" );
2234 InitializeObjectAttributes(&ObjectAttributes
,
2236 OBJ_INHERIT
| OBJ_CASE_INSENSITIVE
,
2240 /* Open the Handle to AFD */
2241 Status
= NtCreateFile(&SockAsyncHelperAfdHandle
,
2242 GENERIC_READ
| GENERIC_WRITE
| SYNCHRONIZE
,
2247 FILE_SHARE_READ
| FILE_SHARE_WRITE
,
2254 * Now Set up the Completion Port Information
2255 * This means that whenever a Poll is finished, the routine will be executed
2257 CompletionInfo
.Port
= SockAsyncCompletionPort
;
2258 CompletionInfo
.Key
= SockAsyncSelectCompletionRoutine
;
2259 Status
= NtSetInformationFile(SockAsyncHelperAfdHandle
,
2262 sizeof(CompletionInfo
),
2263 FileCompletionInformation
);
2266 /* Protect the Handle */
2267 HandleFlags
.ProtectFromClose
= TRUE
;
2268 HandleFlags
.Inherit
= FALSE
;
2269 Status
= NtSetInformationObject(SockAsyncCompletionPort
,
2270 ObjectHandleFlagInformation
,
2272 sizeof(HandleFlags
));
2275 /* Set this variable to true so that Send/Recv/Accept will know wether to renable disabled events */
2276 SockAsyncSelectCalled
= TRUE
;
2280 VOID
SockAsyncSelectCompletionRoutine(PVOID Context
, PIO_STATUS_BLOCK IoStatusBlock
)
2283 PASYNC_DATA AsyncData
= Context
;
2284 PSOCKET_INFORMATION Socket
;
2287 /* Get the Socket */
2288 Socket
= AsyncData
->ParentSocket
;
2290 /* Check if the Sequence Number Changed behind our back */
2291 if (AsyncData
->SequenceNumber
!= Socket
->SharedData
.SequenceNumber
)
2296 /* Check we were manually called b/c of a failure */
2297 if (!NT_SUCCESS(IoStatusBlock
->Status
))
2299 /* FIXME: Perform Upcall */
2303 for (x
= 1; x
; x
<<=1)
2305 switch (AsyncData
->AsyncSelectInfo
.Handles
[0].Events
& x
)
2307 case AFD_EVENT_RECEIVE
:
2308 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_READ
) &&
2309 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_READ
))
2311 /* Make the Notifcation */
2312 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2313 Socket
->SharedData
.wMsg
,
2315 WSAMAKESELECTREPLY(FD_READ
, 0));
2316 /* Disable this event until the next read(); */
2317 Socket
->SharedData
.AsyncDisabledEvents
|= FD_READ
;
2321 case AFD_EVENT_OOB_RECEIVE
:
2322 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_OOB
) &&
2323 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_OOB
))
2325 /* Make the Notifcation */
2326 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2327 Socket
->SharedData
.wMsg
,
2329 WSAMAKESELECTREPLY(FD_OOB
, 0));
2330 /* Disable this event until the next read(); */
2331 Socket
->SharedData
.AsyncDisabledEvents
|= FD_OOB
;
2335 case AFD_EVENT_SEND
:
2336 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_WRITE
) &&
2337 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_WRITE
))
2339 /* Make the Notifcation */
2340 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2341 Socket
->SharedData
.wMsg
,
2343 WSAMAKESELECTREPLY(FD_WRITE
, 0));
2344 /* Disable this event until the next write(); */
2345 Socket
->SharedData
.AsyncDisabledEvents
|= FD_WRITE
;
2349 /* FIXME: THIS IS NOT RIGHT!!! HACK HACK HACK! */
2350 case AFD_EVENT_CONNECT
:
2351 case AFD_EVENT_CONNECT_FAIL
:
2352 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_CONNECT
) &&
2353 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_CONNECT
))
2355 /* Make the Notifcation */
2356 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2357 Socket
->SharedData
.wMsg
,
2359 WSAMAKESELECTREPLY(FD_CONNECT
, 0));
2360 /* Disable this event forever; */
2361 Socket
->SharedData
.AsyncDisabledEvents
|= FD_CONNECT
;
2365 case AFD_EVENT_ACCEPT
:
2366 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_ACCEPT
) &&
2367 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_ACCEPT
))
2369 /* Make the Notifcation */
2370 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2371 Socket
->SharedData
.wMsg
,
2373 WSAMAKESELECTREPLY(FD_ACCEPT
, 0));
2374 /* Disable this event until the next accept(); */
2375 Socket
->SharedData
.AsyncDisabledEvents
|= FD_ACCEPT
;
2379 case AFD_EVENT_DISCONNECT
:
2380 case AFD_EVENT_ABORT
:
2381 case AFD_EVENT_CLOSE
:
2382 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_CLOSE
) &&
2383 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_CLOSE
))
2385 /* Make the Notifcation */
2386 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2387 Socket
->SharedData
.wMsg
,
2389 WSAMAKESELECTREPLY(FD_CLOSE
, 0));
2390 /* Disable this event forever; */
2391 Socket
->SharedData
.AsyncDisabledEvents
|= FD_CLOSE
;
2394 /* FIXME: Support QOS */
2398 /* Check if there are any events left for us to check */
2399 if ((Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
)) == 0 )
2405 SockProcessAsyncSelect(Socket
, AsyncData
);
2409 VOID
SockProcessAsyncSelect(PSOCKET_INFORMATION Socket
, PASYNC_DATA AsyncData
)
2412 ULONG lNetworkEvents
;
2415 /* Set up the Async Data Event Info */
2416 AsyncData
->AsyncSelectInfo
.Timeout
.HighPart
= 0x7FFFFFFF;
2417 AsyncData
->AsyncSelectInfo
.Timeout
.LowPart
= 0xFFFFFFFF;
2418 AsyncData
->AsyncSelectInfo
.HandleCount
= 1;
2419 AsyncData
->AsyncSelectInfo
.Exclusive
= TRUE
;
2420 AsyncData
->AsyncSelectInfo
.Handles
[0].Handle
= Socket
->Handle
;
2421 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
= 0;
2423 /* Remove unwanted events */
2424 lNetworkEvents
= Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
);
2426 /* Set Events to wait for */
2427 if (lNetworkEvents
& FD_READ
)
2429 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_RECEIVE
;
2432 if (lNetworkEvents
& FD_WRITE
)
2434 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_SEND
;
2437 if (lNetworkEvents
& FD_OOB
)
2439 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_OOB_RECEIVE
;
2442 if (lNetworkEvents
& FD_ACCEPT
)
2444 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_ACCEPT
;
2447 /* FIXME: THIS IS NOT RIGHT!!! HACK HACK HACK! */
2448 if (lNetworkEvents
& FD_CONNECT
)
2450 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_CONNECT
| AFD_EVENT_CONNECT_FAIL
;
2453 if (lNetworkEvents
& FD_CLOSE
)
2455 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_DISCONNECT
| AFD_EVENT_ABORT
| AFD_EVENT_CLOSE
;
2458 if (lNetworkEvents
& FD_QOS
)
2460 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_QOS
;
2463 if (lNetworkEvents
& FD_GROUP_QOS
)
2465 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_GROUP_QOS
;
2469 Status
= NtDeviceIoControlFile (SockAsyncHelperAfdHandle
,
2473 &AsyncData
->IoStatusBlock
,
2475 &AsyncData
->AsyncSelectInfo
,
2476 sizeof(AsyncData
->AsyncSelectInfo
),
2477 &AsyncData
->AsyncSelectInfo
,
2478 sizeof(AsyncData
->AsyncSelectInfo
));
2480 /* I/O Manager Won't call the completion routine, let's do it manually */
2481 if (NT_SUCCESS(Status
))
2487 AsyncData
->IoStatusBlock
.Status
= Status
;
2488 SockAsyncSelectCompletionRoutine(AsyncData
, &AsyncData
->IoStatusBlock
);
2492 VOID
SockProcessQueuedAsyncSelect(PVOID Context
, PIO_STATUS_BLOCK IoStatusBlock
)
2494 PASYNC_DATA AsyncData
= Context
;
2495 BOOL FreeContext
= TRUE
;
2496 PSOCKET_INFORMATION Socket
;
2498 /* Get the Socket */
2499 Socket
= AsyncData
->ParentSocket
;
2501 /* If someone closed it, stop the function */
2502 if (Socket
->SharedData
.State
!= SocketClosed
)
2504 /* Check if the Sequence Number changed by now, in which case quit */
2505 if (AsyncData
->SequenceNumber
== Socket
->SharedData
.SequenceNumber
)
2507 /* Do the actuall select, if needed */
2508 if ((Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
)))
2510 SockProcessAsyncSelect(Socket
, AsyncData
);
2511 FreeContext
= FALSE
;
2516 /* Free the Context */
2519 HeapFree(GetProcessHeap(), 0, AsyncData
);
2526 SockReenableAsyncSelectEvent (IN PSOCKET_INFORMATION Socket
,
2529 PASYNC_DATA AsyncData
;
2531 /* Make sure the event is actually disabled */
2532 if (!(Socket
->SharedData
.AsyncDisabledEvents
& Event
))
2538 Socket
->SharedData
.AsyncDisabledEvents
&= ~Event
;
2540 /* Return if no more events are being polled */
2541 if ((Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
)) == 0 )
2546 /* Wait on new events */
2547 AsyncData
= HeapAlloc(GetProcessHeap(), 0, sizeof(ASYNC_DATA
));
2548 if (!AsyncData
) return;
2550 /* Create the Asynch Thread if Needed */
2551 SockCreateOrReferenceAsyncThread();
2553 /* Increase the sequence number to stop anything else */
2554 Socket
->SharedData
.SequenceNumber
++;
2556 /* Set up the Async Data */
2557 AsyncData
->ParentSocket
= Socket
;
2558 AsyncData
->SequenceNumber
= Socket
->SharedData
.SequenceNumber
;
2560 /* Begin Async Select by using I/O Completion */
2561 NtSetIoCompletion(SockAsyncCompletionPort
,
2562 (PVOID
)&SockProcessQueuedAsyncSelect
,
2573 DllMain(HANDLE hInstDll
,
2580 case DLL_PROCESS_ATTACH
:
2582 AFD_DbgPrint(MAX_TRACE
, ("Loading MSAFD.DLL \n"));
2584 /* Don't need thread attach notifications
2585 so disable them to improve performance */
2586 DisableThreadLibraryCalls(hInstDll
);
2588 /* List of DLL Helpers */
2589 InitializeListHead(&SockHelpersListHead
);
2591 /* Heap to use when allocating */
2592 GlobalHeap
= GetProcessHeap();
2594 /* Allocate Heap for 1024 Sockets, can be expanded later */
2595 Sockets
= HeapAlloc(GetProcessHeap(), 0, sizeof(PSOCKET_INFORMATION
) * 1024);
2596 if (!Sockets
) return FALSE
;
2598 AFD_DbgPrint(MAX_TRACE
, ("MSAFD.DLL has been loaded\n"));
2602 case DLL_THREAD_ATTACH
:
2605 case DLL_THREAD_DETACH
:
2608 case DLL_PROCESS_DETACH
:
2612 AFD_DbgPrint(MAX_TRACE
, ("DllMain of msafd.dll (leaving)\n"));