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 PSOCKET_INFORMATION SocketListHead
= NULL
;
26 CRITICAL_SECTION SocketListLock
;
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
;
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 /* Save Group Info */
267 GetSocketInformation(Socket
, AFD_INFO_GROUP_ID_TYPE
, 0, &GroupData
);
268 Socket
->SharedData
.GroupID
= GroupData
.u
.LowPart
;
269 Socket
->SharedData
.GroupType
= GroupData
.u
.HighPart
;
272 /* Get Window Sizes and Save them */
273 GetSocketInformation (Socket
,
274 AFD_INFO_SEND_WINDOW_SIZE
,
275 &Socket
->SharedData
.SizeOfSendBuffer
,
278 GetSocketInformation (Socket
,
279 AFD_INFO_RECEIVE_WINDOW_SIZE
,
280 &Socket
->SharedData
.SizeOfRecvBuffer
,
283 /* Save in Process Sockets List */
284 EnterCriticalSection(&SocketListLock
);
285 Socket
->NextSocket
= SocketListHead
;
286 SocketListHead
= Socket
;
287 LeaveCriticalSection(&SocketListLock
);
289 /* Create the Socket Context */
290 CreateContext(Socket
);
293 Upcalls
.lpWPUModifyIFSHandle(1, (SOCKET
)Sock
, lpErrno
);
295 /* Return Socket Handle */
296 AFD_DbgPrint(MID_TRACE
,("Success %x\n", Sock
));
301 AFD_DbgPrint(MID_TRACE
,("Ending %x\n", Status
));
304 HeapFree(GlobalHeap
, 0, Socket
);
309 return INVALID_SOCKET
;
313 TranslateNtStatusError(NTSTATUS Status
)
317 case STATUS_CANT_WAIT
:
318 return WSAEWOULDBLOCK
;
326 case STATUS_FILE_CLOSED
:
327 case STATUS_END_OF_FILE
:
331 return WSA_IO_PENDING
;
333 case STATUS_BUFFER_TOO_SMALL
:
334 case STATUS_BUFFER_OVERFLOW
:
335 DbgPrint("MSAFD: STATUS_BUFFER_TOO_SMALL/STATUS_BUFFER_OVERFLOW\n");
338 case STATUS_NO_MEMORY
:
339 case STATUS_INSUFFICIENT_RESOURCES
:
340 DbgPrint("MSAFD: STATUS_NO_MEMORY/STATUS_INSUFFICIENT_RESOURCES\n");
343 case STATUS_INVALID_CONNECTION
:
344 DbgPrint("MSAFD: STATUS_INVALID_CONNECTION\n");
345 return WSAEAFNOSUPPORT
;
347 case STATUS_INVALID_ADDRESS
:
348 DbgPrint("MSAFD: STATUS_INVALID_ADDRESS\n");
349 return WSAEADDRNOTAVAIL
;
351 case STATUS_REMOTE_NOT_LISTENING
:
352 DbgPrint("MSAFD: STATUS_REMOTE_NOT_LISTENING\n");
353 return WSAECONNREFUSED
;
355 case STATUS_NETWORK_UNREACHABLE
:
356 DbgPrint("MSAFD: STATUS_NETWORK_UNREACHABLE\n");
357 return WSAENETUNREACH
;
359 case STATUS_INVALID_PARAMETER
:
360 DbgPrint("MSAFD: STATUS_INVALID_PARAMETER\n");
363 case STATUS_CANCELLED
:
364 DbgPrint("MSAFD: STATUS_CANCELLED\n");
365 return WSA_OPERATION_ABORTED
;
367 case STATUS_ADDRESS_ALREADY_EXISTS
:
368 DbgPrint("MSAFD: STATUS_ADDRESS_ALREADY_EXISTS\n");
369 return WSAEADDRINUSE
;
371 case STATUS_LOCAL_DISCONNECT
:
372 DbgPrint("MSAFD: STATUS_LOCAL_DISCONNECT\n");
373 return WSAECONNABORTED
;
375 case STATUS_REMOTE_DISCONNECT
:
376 DbgPrint("MSAFD: STATUS_REMOTE_DISCONNECT\n");
377 return WSAECONNRESET
;
380 DbgPrint("MSAFD: Unhandled NTSTATUS value: 0x%x\n", Status
);
386 * FUNCTION: Closes an open socket
388 * s = Socket descriptor
389 * lpErrno = Address of buffer for error information
391 * NO_ERROR, or SOCKET_ERROR if the socket could not be closed
395 WSPCloseSocket(IN SOCKET Handle
,
398 IO_STATUS_BLOCK IoStatusBlock
;
399 PSOCKET_INFORMATION Socket
= NULL
, CurrentSocket
;
402 AFD_DISCONNECT_INFO DisconnectInfo
;
403 SOCKET_STATE OldState
;
405 /* Create the Wait Event */
406 Status
= NtCreateEvent(&SockEvent
,
407 GENERIC_READ
| GENERIC_WRITE
,
412 if(!NT_SUCCESS(Status
))
415 /* Get the Socket Structure associate to this Socket*/
416 Socket
= GetSocketStructure(Handle
);
420 *lpErrno
= WSAENOTSOCK
;
424 if (Socket
->HelperEvents
& WSH_NOTIFY_CLOSE
)
426 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
428 Socket
->TdiAddressHandle
,
429 Socket
->TdiConnectionHandle
,
434 if (lpErrno
) *lpErrno
= Status
;
440 /* If a Close is already in Process, give up */
441 if (Socket
->SharedData
.State
== SocketClosed
)
444 *lpErrno
= WSAENOTSOCK
;
448 /* Set the state to close */
449 OldState
= Socket
->SharedData
.State
;
450 Socket
->SharedData
.State
= SocketClosed
;
452 /* If SO_LINGER is ON and the Socket is connected, we need to disconnect */
453 /* FIXME: Should we do this on Datagram Sockets too? */
454 if ((OldState
== SocketConnected
) && (Socket
->SharedData
.LingerData
.l_onoff
))
457 ULONG SendsInProgress
;
460 /* We need to respect the timeout */
462 LingerWait
= Socket
->SharedData
.LingerData
.l_linger
* 1000;
464 /* Loop until no more sends are pending, within the timeout */
467 /* Find out how many Sends are in Progress */
468 if (GetSocketInformation(Socket
,
469 AFD_INFO_SENDS_IN_PROGRESS
,
473 /* Bail out if anything but NO_ERROR */
478 /* Bail out if no more sends are pending */
479 if (!SendsInProgress
)
482 * We have to execute a sleep, so it's kind of like
483 * a block. If the socket is Nonblock, we cannot
484 * go on since asyncronous operation is expected
485 * and we cannot offer it
487 if (Socket
->SharedData
.NonBlocking
)
490 Socket
->SharedData
.State
= OldState
;
491 *lpErrno
= WSAEWOULDBLOCK
;
495 /* Now we can sleep, and decrement the linger wait */
497 * FIXME: It seems Windows does some funky acceleration
498 * since the waiting seems to be longer and longer. I
499 * don't think this improves performance so much, so we
500 * wait a fixed time instead.
503 LingerWait
-= SleepWait
;
507 * We have reached the timeout or sends are over.
508 * Disconnect if the timeout has been reached.
512 DisconnectInfo
.Timeout
= RtlConvertLongToLargeInteger(0);
513 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_ABORT
;
516 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
521 IOCTL_AFD_DISCONNECT
,
523 sizeof(DisconnectInfo
),
527 /* Wait for return */
528 if (Status
== STATUS_PENDING
)
530 WaitForSingleObject(SockEvent
, INFINITE
);
531 Status
= IoStatusBlock
.Status
;
537 Socket
->HelperContext
= NULL
;
538 Socket
->SharedData
.AsyncDisabledEvents
= -1;
539 NtClose(Socket
->TdiAddressHandle
);
540 Socket
->TdiAddressHandle
= NULL
;
541 NtClose(Socket
->TdiConnectionHandle
);
542 Socket
->TdiConnectionHandle
= NULL
;
544 EnterCriticalSection(&SocketListLock
);
545 if (SocketListHead
== Socket
)
547 SocketListHead
= SocketListHead
->NextSocket
;
551 CurrentSocket
= SocketListHead
;
552 while (CurrentSocket
->NextSocket
)
554 if (CurrentSocket
->NextSocket
== Socket
)
556 CurrentSocket
->NextSocket
= CurrentSocket
->NextSocket
->NextSocket
;
560 CurrentSocket
= CurrentSocket
->NextSocket
;
563 LeaveCriticalSection(&SocketListLock
);
565 HeapFree(GlobalHeap
, 0, Socket
);
567 /* Close the handle */
568 NtClose((HANDLE
)Handle
);
571 return MsafdReturnWithErrno(Status
, lpErrno
, 0, NULL
);
576 * FUNCTION: Associates a local address with a socket
578 * s = Socket descriptor
579 * name = Pointer to local address
580 * namelen = Length of name
581 * lpErrno = Address of buffer for error information
583 * 0, or SOCKET_ERROR if the socket could not be bound
587 WSPBind(SOCKET Handle
,
588 const struct sockaddr
*SocketAddress
,
589 int SocketAddressLength
,
592 IO_STATUS_BLOCK IOSB
;
593 PAFD_BIND_DATA BindData
;
594 PSOCKET_INFORMATION Socket
= NULL
;
596 SOCKADDR_INFO SocketInfo
;
600 BindData
= HeapAlloc(GlobalHeap
, 0, 0xA + SocketAddressLength
);
603 return MsafdReturnWithErrno(STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
606 Status
= NtCreateEvent(&SockEvent
,
607 GENERIC_READ
| GENERIC_WRITE
,
612 if (!NT_SUCCESS(Status
))
614 HeapFree(GlobalHeap
, 0, BindData
);
618 /* Get the Socket Structure associate to this Socket*/
619 Socket
= GetSocketStructure(Handle
);
622 HeapFree(GlobalHeap
, 0, BindData
);
623 *lpErrno
= WSAENOTSOCK
;
627 /* Set up Address in TDI Format */
628 BindData
->Address
.TAAddressCount
= 1;
629 BindData
->Address
.Address
[0].AddressLength
= SocketAddressLength
- sizeof(SocketAddress
->sa_family
);
630 BindData
->Address
.Address
[0].AddressType
= SocketAddress
->sa_family
;
631 RtlCopyMemory (BindData
->Address
.Address
[0].Address
,
632 SocketAddress
->sa_data
,
633 SocketAddressLength
- sizeof(SocketAddress
->sa_family
));
635 /* Get Address Information */
636 Socket
->HelperData
->WSHGetSockaddrType ((PSOCKADDR
)SocketAddress
,
640 /* Set the Share Type */
641 if (Socket
->SharedData
.ExclusiveAddressUse
)
643 BindData
->ShareType
= AFD_SHARE_EXCLUSIVE
;
645 else if (SocketInfo
.EndpointInfo
== SockaddrEndpointInfoWildcard
)
647 BindData
->ShareType
= AFD_SHARE_WILDCARD
;
649 else if (Socket
->SharedData
.ReuseAddresses
)
651 BindData
->ShareType
= AFD_SHARE_REUSE
;
655 BindData
->ShareType
= AFD_SHARE_UNIQUE
;
659 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
666 0xA + Socket
->SharedData
.SizeOfLocalAddress
, /* Can't figure out a way to calculate this in C*/
668 0xA + Socket
->SharedData
.SizeOfLocalAddress
); /* Can't figure out a way to calculate this C */
670 /* Wait for return */
671 if (Status
== STATUS_PENDING
)
673 WaitForSingleObject(SockEvent
, INFINITE
);
674 Status
= IOSB
.Status
;
677 NtClose( SockEvent
);
678 HeapFree(GlobalHeap
, 0, BindData
);
680 if (Status
!= STATUS_SUCCESS
)
681 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
683 /* Set up Socket Data */
684 Socket
->SharedData
.State
= SocketBound
;
685 Socket
->TdiAddressHandle
= (HANDLE
)IOSB
.Information
;
687 if (Socket
->HelperEvents
& WSH_NOTIFY_BIND
)
689 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
691 Socket
->TdiAddressHandle
,
692 Socket
->TdiConnectionHandle
,
697 if (lpErrno
) *lpErrno
= Status
;
702 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
707 WSPListen(SOCKET Handle
,
711 IO_STATUS_BLOCK IOSB
;
712 AFD_LISTEN_DATA ListenData
;
713 PSOCKET_INFORMATION Socket
= NULL
;
717 /* Get the Socket Structure associate to this Socket*/
718 Socket
= GetSocketStructure(Handle
);
721 *lpErrno
= WSAENOTSOCK
;
725 if (Socket
->SharedData
.Listening
)
728 Status
= NtCreateEvent(&SockEvent
,
729 GENERIC_READ
| GENERIC_WRITE
,
734 if( !NT_SUCCESS(Status
) )
737 /* Set Up Listen Structure */
738 ListenData
.UseSAN
= FALSE
;
739 ListenData
.UseDelayedAcceptance
= Socket
->SharedData
.UseDelayedAcceptance
;
740 ListenData
.Backlog
= Backlog
;
743 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
748 IOCTL_AFD_START_LISTEN
,
754 /* Wait for return */
755 if (Status
== STATUS_PENDING
)
757 WaitForSingleObject(SockEvent
, INFINITE
);
758 Status
= IOSB
.Status
;
761 NtClose( SockEvent
);
763 if (Status
!= STATUS_SUCCESS
)
764 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
766 /* Set to Listening */
767 Socket
->SharedData
.Listening
= TRUE
;
769 if (Socket
->HelperEvents
& WSH_NOTIFY_LISTEN
)
771 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
773 Socket
->TdiAddressHandle
,
774 Socket
->TdiConnectionHandle
,
779 if (lpErrno
) *lpErrno
= Status
;
784 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
790 WSPSelect(IN
int nfds
,
791 IN OUT fd_set
*readfds OPTIONAL
,
792 IN OUT fd_set
*writefds OPTIONAL
,
793 IN OUT fd_set
*exceptfds OPTIONAL
,
794 IN
const struct timeval
*timeout OPTIONAL
,
797 IO_STATUS_BLOCK IOSB
;
798 PAFD_POLL_INFO PollInfo
;
800 LONG HandleCount
, OutCount
= 0;
801 ULONG PollBufferSize
;
806 LARGE_INTEGER Timeout
;
808 /* Find out how many sockets we have, and how large the buffer needs
811 HandleCount
= ( readfds
? readfds
->fd_count
: 0 ) +
812 ( writefds
? writefds
->fd_count
: 0 ) +
813 ( exceptfds
? exceptfds
->fd_count
: 0 );
815 if ( HandleCount
== 0 )
817 AFD_DbgPrint(MAX_TRACE
,("HandleCount: %d. Return SOCKET_ERROR\n",
819 if (lpErrno
) *lpErrno
= WSAEINVAL
;
823 PollBufferSize
= sizeof(*PollInfo
) + ((HandleCount
- 1) * sizeof(AFD_HANDLE
));
825 AFD_DbgPrint(MID_TRACE
,("HandleCount: %d BufferSize: %d\n",
826 HandleCount
, PollBufferSize
));
828 /* Convert Timeout to NT Format */
831 Timeout
.u
.LowPart
= -1;
832 Timeout
.u
.HighPart
= 0x7FFFFFFF;
833 AFD_DbgPrint(MAX_TRACE
,("Infinite timeout\n"));
837 Timeout
= RtlEnlargedIntegerMultiply
838 ((timeout
->tv_sec
* 1000) + (timeout
->tv_usec
/ 1000), -10000);
839 /* Negative timeouts are illegal. Since the kernel represents an
840 * incremental timeout as a negative number, we check for a positive
843 if (Timeout
.QuadPart
> 0)
845 if (lpErrno
) *lpErrno
= WSAEINVAL
;
848 AFD_DbgPrint(MAX_TRACE
,("Timeout: Orig %d.%06d kernel %d\n",
849 timeout
->tv_sec
, timeout
->tv_usec
,
853 Status
= NtCreateEvent(&SockEvent
,
854 GENERIC_READ
| GENERIC_WRITE
,
859 if( !NT_SUCCESS(Status
) )
863 PollBuffer
= HeapAlloc(GlobalHeap
, 0, PollBufferSize
);
868 *lpErrno
= WSAEFAULT
;
873 PollInfo
= (PAFD_POLL_INFO
)PollBuffer
;
875 RtlZeroMemory( PollInfo
, PollBufferSize
);
877 /* Number of handles for AFD to Check */
878 PollInfo
->Exclusive
= FALSE
;
879 PollInfo
->Timeout
= Timeout
;
881 if (readfds
!= NULL
) {
882 for (i
= 0; i
< readfds
->fd_count
; i
++, j
++)
884 PollInfo
->Handles
[j
].Handle
= readfds
->fd_array
[i
];
885 PollInfo
->Handles
[j
].Events
= AFD_EVENT_RECEIVE
|
886 AFD_EVENT_DISCONNECT
|
892 if (writefds
!= NULL
)
894 for (i
= 0; i
< writefds
->fd_count
; i
++, j
++)
896 PollInfo
->Handles
[j
].Handle
= writefds
->fd_array
[i
];
897 PollInfo
->Handles
[j
].Events
= AFD_EVENT_SEND
| AFD_EVENT_CONNECT
;
900 if (exceptfds
!= NULL
)
902 for (i
= 0; i
< exceptfds
->fd_count
; i
++, j
++)
904 PollInfo
->Handles
[j
].Handle
= exceptfds
->fd_array
[i
];
905 PollInfo
->Handles
[j
].Events
= AFD_EVENT_OOB_RECEIVE
| AFD_EVENT_CONNECT_FAIL
;
909 PollInfo
->HandleCount
= j
;
910 PollBufferSize
= ((PCHAR
)&PollInfo
->Handles
[j
+1]) - ((PCHAR
)PollInfo
);
913 Status
= NtDeviceIoControlFile((HANDLE
)PollInfo
->Handles
[0].Handle
,
924 AFD_DbgPrint(MID_TRACE
,("DeviceIoControlFile => %x\n", Status
));
926 /* Wait for Completition */
927 if (Status
== STATUS_PENDING
)
929 WaitForSingleObject(SockEvent
, INFINITE
);
930 Status
= IOSB
.Status
;
933 /* Clear the Structures */
941 /* Loop through return structure */
942 HandleCount
= PollInfo
->HandleCount
;
944 /* Return in FDSET Format */
945 for (i
= 0; i
< HandleCount
; i
++)
947 HandleCounted
= FALSE
;
950 switch (PollInfo
->Handles
[i
].Events
& x
)
952 case AFD_EVENT_RECEIVE
:
953 case AFD_EVENT_DISCONNECT
:
954 case AFD_EVENT_ABORT
:
955 case AFD_EVENT_ACCEPT
:
956 case AFD_EVENT_CLOSE
:
957 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
958 PollInfo
->Handles
[i
].Events
,
959 PollInfo
->Handles
[i
].Handle
));
963 HandleCounted
= TRUE
;
966 FD_SET(PollInfo
->Handles
[i
].Handle
, readfds
);
969 case AFD_EVENT_CONNECT
:
970 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
971 PollInfo
->Handles
[i
].Events
,
972 PollInfo
->Handles
[i
].Handle
));
976 HandleCounted
= TRUE
;
979 FD_SET(PollInfo
->Handles
[i
].Handle
, writefds
);
981 case AFD_EVENT_OOB_RECEIVE
:
982 case AFD_EVENT_CONNECT_FAIL
:
983 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
984 PollInfo
->Handles
[i
].Events
,
985 PollInfo
->Handles
[i
].Handle
));
989 HandleCounted
= TRUE
;
992 FD_SET(PollInfo
->Handles
[i
].Handle
, exceptfds
);
998 HeapFree( GlobalHeap
, 0, PollBuffer
);
999 NtClose( SockEvent
);
1003 switch( IOSB
.Status
)
1005 case STATUS_SUCCESS
:
1006 case STATUS_TIMEOUT
:
1010 *lpErrno
= WSAEINVAL
;
1013 AFD_DbgPrint(MID_TRACE
,("*lpErrno = %x\n", *lpErrno
));
1016 AFD_DbgPrint(MID_TRACE
,("%d events\n", OutCount
));
1023 WSPAccept(SOCKET Handle
,
1024 struct sockaddr
*SocketAddress
,
1025 int *SocketAddressLength
,
1026 LPCONDITIONPROC lpfnCondition
,
1027 DWORD dwCallbackData
,
1030 IO_STATUS_BLOCK IOSB
;
1031 PAFD_RECEIVED_ACCEPT_DATA ListenReceiveData
;
1032 AFD_ACCEPT_DATA AcceptData
;
1033 AFD_DEFER_ACCEPT_DATA DeferData
;
1034 AFD_PENDING_ACCEPT_DATA PendingAcceptData
;
1035 PSOCKET_INFORMATION Socket
= NULL
;
1037 struct fd_set ReadSet
;
1038 struct timeval Timeout
;
1039 PVOID PendingData
= NULL
;
1040 ULONG PendingDataLength
= 0;
1041 PVOID CalleeDataBuffer
;
1042 WSABUF CallerData
, CalleeID
, CallerID
, CalleeData
;
1043 PSOCKADDR RemoteAddress
= NULL
;
1046 WSAPROTOCOL_INFOW ProtocolInfo
;
1047 SOCKET AcceptSocket
;
1048 UCHAR ReceiveBuffer
[0x1A];
1051 Status
= NtCreateEvent(&SockEvent
,
1052 GENERIC_READ
| GENERIC_WRITE
,
1057 if( !NT_SUCCESS(Status
) )
1059 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1060 return INVALID_SOCKET
;
1063 /* Dynamic Structure...ugh */
1064 ListenReceiveData
= (PAFD_RECEIVED_ACCEPT_DATA
)ReceiveBuffer
;
1066 /* Get the Socket Structure associate to this Socket*/
1067 Socket
= GetSocketStructure(Handle
);
1071 *lpErrno
= WSAENOTSOCK
;
1072 return INVALID_SOCKET
;
1075 /* If this is non-blocking, make sure there's something for us to accept */
1077 FD_SET(Socket
->Handle
, &ReadSet
);
1081 if (WSPSelect(0, &ReadSet
, NULL
, NULL
, &Timeout
, lpErrno
) == SOCKET_ERROR
)
1084 return INVALID_SOCKET
;
1087 if (ReadSet
.fd_array
[0] != Socket
->Handle
)
1090 *lpErrno
= WSAEWOULDBLOCK
;
1091 return INVALID_SOCKET
;
1095 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1100 IOCTL_AFD_WAIT_FOR_LISTEN
,
1104 0xA + sizeof(*ListenReceiveData
));
1106 /* Wait for return */
1107 if (Status
== STATUS_PENDING
)
1109 WaitForSingleObject(SockEvent
, INFINITE
);
1110 Status
= IOSB
.Status
;
1113 if (!NT_SUCCESS(Status
))
1115 NtClose( SockEvent
);
1116 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1117 return INVALID_SOCKET
;
1120 if (lpfnCondition
!= NULL
)
1122 if ((Socket
->SharedData
.ServiceFlags1
& XP1_CONNECT_DATA
) != 0)
1124 /* Find out how much data is pending */
1125 PendingAcceptData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
1126 PendingAcceptData
.ReturnSize
= TRUE
;
1129 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1134 IOCTL_AFD_GET_PENDING_CONNECT_DATA
,
1136 sizeof(PendingAcceptData
),
1138 sizeof(PendingAcceptData
));
1140 /* Wait for return */
1141 if (Status
== STATUS_PENDING
)
1143 WaitForSingleObject(SockEvent
, INFINITE
);
1144 Status
= IOSB
.Status
;
1147 if (!NT_SUCCESS(Status
))
1149 NtClose( SockEvent
);
1150 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1151 return INVALID_SOCKET
;
1154 /* How much data to allocate */
1155 PendingDataLength
= IOSB
.Information
;
1157 if (PendingDataLength
)
1159 /* Allocate needed space */
1160 PendingData
= HeapAlloc(GlobalHeap
, 0, PendingDataLength
);
1163 MsafdReturnWithErrno( STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1164 return INVALID_SOCKET
;
1167 /* We want the data now */
1168 PendingAcceptData
.ReturnSize
= FALSE
;
1171 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1176 IOCTL_AFD_GET_PENDING_CONNECT_DATA
,
1178 sizeof(PendingAcceptData
),
1182 /* Wait for return */
1183 if (Status
== STATUS_PENDING
)
1185 WaitForSingleObject(SockEvent
, INFINITE
);
1186 Status
= IOSB
.Status
;
1189 if (!NT_SUCCESS(Status
))
1191 NtClose( SockEvent
);
1192 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1193 return INVALID_SOCKET
;
1198 if ((Socket
->SharedData
.ServiceFlags1
& XP1_QOS_SUPPORTED
) != 0)
1200 /* I don't support this yet */
1203 /* Build Callee ID */
1204 CalleeID
.buf
= (PVOID
)Socket
->LocalAddress
;
1205 CalleeID
.len
= Socket
->SharedData
.SizeOfLocalAddress
;
1207 RemoteAddress
= HeapAlloc(GlobalHeap
, 0, sizeof(*RemoteAddress
));
1210 MsafdReturnWithErrno(STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1211 return INVALID_SOCKET
;
1214 /* Set up Address in SOCKADDR Format */
1215 RtlCopyMemory (RemoteAddress
,
1216 &ListenReceiveData
->Address
.Address
[0].AddressType
,
1217 sizeof(*RemoteAddress
));
1219 /* Build Caller ID */
1220 CallerID
.buf
= (PVOID
)RemoteAddress
;
1221 CallerID
.len
= sizeof(*RemoteAddress
);
1223 /* Build Caller Data */
1224 CallerData
.buf
= PendingData
;
1225 CallerData
.len
= PendingDataLength
;
1227 /* Check if socket supports Conditional Accept */
1228 if (Socket
->SharedData
.UseDelayedAcceptance
!= 0)
1230 /* Allocate Buffer for Callee Data */
1231 CalleeDataBuffer
= HeapAlloc(GlobalHeap
, 0, 4096);
1232 if (!CalleeDataBuffer
) {
1233 MsafdReturnWithErrno( STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1234 return INVALID_SOCKET
;
1236 CalleeData
.buf
= CalleeDataBuffer
;
1237 CalleeData
.len
= 4096;
1246 /* Call the Condition Function */
1247 CallBack
= (lpfnCondition
)(&CallerID
,
1248 CallerData
.buf
== NULL
? NULL
: &CallerData
,
1252 CalleeData
.buf
== NULL
? NULL
: &CalleeData
,
1256 if (((CallBack
== CF_ACCEPT
) && GroupID
) != 0)
1258 /* TBD: Check for Validity */
1261 if (CallBack
== CF_ACCEPT
)
1263 if ((Socket
->SharedData
.ServiceFlags1
& XP1_QOS_SUPPORTED
) != 0)
1265 /* I don't support this yet */
1269 // SockSetConnectData Sockets(SocketID), IOCTL_AFD_SET_CONNECT_DATA, CalleeData.Buffer, CalleeData.BuffSize, 0
1274 /* Callback rejected. Build Defer Structure */
1275 DeferData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
1276 DeferData
.RejectConnection
= (CallBack
== CF_REJECT
);
1279 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1284 IOCTL_AFD_DEFER_ACCEPT
,
1290 /* Wait for return */
1291 if (Status
== STATUS_PENDING
)
1293 WaitForSingleObject(SockEvent
, INFINITE
);
1294 Status
= IOSB
.Status
;
1297 NtClose( SockEvent
);
1299 if (!NT_SUCCESS(Status
))
1301 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1302 return INVALID_SOCKET
;
1305 if (CallBack
== CF_REJECT
)
1307 *lpErrno
= WSAECONNREFUSED
;
1308 return INVALID_SOCKET
;
1312 *lpErrno
= WSAECONNREFUSED
;
1313 return INVALID_SOCKET
;
1318 /* Create a new Socket */
1319 ProtocolInfo
.dwCatalogEntryId
= Socket
->SharedData
.CatalogEntryId
;
1320 ProtocolInfo
.dwServiceFlags1
= Socket
->SharedData
.ServiceFlags1
;
1321 ProtocolInfo
.dwProviderFlags
= Socket
->SharedData
.ProviderFlags
;
1323 AcceptSocket
= WSPSocket (Socket
->SharedData
.AddressFamily
,
1324 Socket
->SharedData
.SocketType
,
1325 Socket
->SharedData
.Protocol
,
1328 Socket
->SharedData
.CreateFlags
,
1330 if (AcceptSocket
== INVALID_SOCKET
)
1331 return INVALID_SOCKET
;
1333 /* Set up the Accept Structure */
1334 AcceptData
.ListenHandle
= (HANDLE
)AcceptSocket
;
1335 AcceptData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
1337 /* Send IOCTL to Accept */
1338 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1349 /* Wait for return */
1350 if (Status
== STATUS_PENDING
)
1352 WaitForSingleObject(SockEvent
, INFINITE
);
1353 Status
= IOSB
.Status
;
1356 if (!NT_SUCCESS(Status
))
1359 WSPCloseSocket( AcceptSocket
, lpErrno
);
1360 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1361 return INVALID_SOCKET
;
1364 /* Return Address in SOCKADDR FORMAT */
1367 RtlCopyMemory (SocketAddress
,
1368 &ListenReceiveData
->Address
.Address
[0].AddressType
,
1369 sizeof(*RemoteAddress
));
1370 if( SocketAddressLength
)
1371 *SocketAddressLength
= ListenReceiveData
->Address
.Address
[0].AddressLength
;
1374 NtClose( SockEvent
);
1376 /* Re-enable Async Event */
1377 SockReenableAsyncSelectEvent(Socket
, FD_ACCEPT
);
1379 AFD_DbgPrint(MID_TRACE
,("Socket %x\n", AcceptSocket
));
1381 if (Status
== STATUS_SUCCESS
&& (Socket
->HelperEvents
& WSH_NOTIFY_ACCEPT
))
1383 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
1385 Socket
->TdiAddressHandle
,
1386 Socket
->TdiConnectionHandle
,
1391 if (lpErrno
) *lpErrno
= Status
;
1392 return INVALID_SOCKET
;
1399 return AcceptSocket
;
1404 WSPConnect(SOCKET Handle
,
1405 const struct sockaddr
* SocketAddress
,
1406 int SocketAddressLength
,
1407 LPWSABUF lpCallerData
,
1408 LPWSABUF lpCalleeData
,
1413 IO_STATUS_BLOCK IOSB
;
1414 PAFD_CONNECT_INFO ConnectInfo
;
1415 PSOCKET_INFORMATION Socket
= NULL
;
1417 UCHAR ConnectBuffer
[0x22];
1418 ULONG ConnectDataLength
;
1419 ULONG InConnectDataLength
;
1420 INT BindAddressLength
;
1421 PSOCKADDR BindAddress
;
1424 Status
= NtCreateEvent(&SockEvent
,
1425 GENERIC_READ
| GENERIC_WRITE
,
1430 if( !NT_SUCCESS(Status
) )
1433 AFD_DbgPrint(MID_TRACE
,("Called\n"));
1435 /* Get the Socket Structure associate to this Socket*/
1436 Socket
= GetSocketStructure(Handle
);
1440 *lpErrno
= WSAENOTSOCK
;
1441 return SOCKET_ERROR
;
1445 if (Socket
->SharedData
.State
== SocketOpen
)
1447 /* Get the Wildcard Address */
1448 BindAddressLength
= Socket
->HelperData
->MaxWSAddressLength
;
1449 BindAddress
= HeapAlloc(GetProcessHeap(), 0, BindAddressLength
);
1452 MsafdReturnWithErrno( STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1453 return INVALID_SOCKET
;
1455 Socket
->HelperData
->WSHGetWildcardSockaddr (Socket
->HelperContext
,
1457 &BindAddressLength
);
1459 if (WSPBind(Handle
, BindAddress
, BindAddressLength
, lpErrno
) == SOCKET_ERROR
)
1460 return INVALID_SOCKET
;
1463 /* Set the Connect Data */
1464 if (lpCallerData
!= NULL
)
1466 ConnectDataLength
= lpCallerData
->len
;
1467 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1472 IOCTL_AFD_SET_CONNECT_DATA
,
1477 /* Wait for return */
1478 if (Status
== STATUS_PENDING
)
1480 WaitForSingleObject(SockEvent
, INFINITE
);
1481 Status
= IOSB
.Status
;
1484 if (Status
!= STATUS_SUCCESS
)
1488 /* Dynamic Structure...ugh */
1489 ConnectInfo
= (PAFD_CONNECT_INFO
)ConnectBuffer
;
1491 /* Set up Address in TDI Format */
1492 ConnectInfo
->RemoteAddress
.TAAddressCount
= 1;
1493 ConnectInfo
->RemoteAddress
.Address
[0].AddressLength
= SocketAddressLength
- sizeof(SocketAddress
->sa_family
);
1494 ConnectInfo
->RemoteAddress
.Address
[0].AddressType
= SocketAddress
->sa_family
;
1495 RtlCopyMemory (ConnectInfo
->RemoteAddress
.Address
[0].Address
,
1496 SocketAddress
->sa_data
,
1497 SocketAddressLength
- sizeof(SocketAddress
->sa_family
));
1500 * Disable FD_WRITE and FD_CONNECT
1501 * The latter fixes a race condition where the FD_CONNECT is re-enabled
1502 * at the end of this function right after the Async Thread disables it.
1503 * This should only happen at the *next* WSPConnect
1505 if (Socket
->SharedData
.AsyncEvents
& FD_CONNECT
)
1507 Socket
->SharedData
.AsyncDisabledEvents
|= FD_CONNECT
| FD_WRITE
;
1510 /* Tell AFD that we want Connection Data back, have it allocate a buffer */
1511 if (lpCalleeData
!= NULL
)
1513 InConnectDataLength
= lpCalleeData
->len
;
1514 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1519 IOCTL_AFD_SET_CONNECT_DATA_SIZE
,
1520 &InConnectDataLength
,
1521 sizeof(InConnectDataLength
),
1525 /* Wait for return */
1526 if (Status
== STATUS_PENDING
)
1528 WaitForSingleObject(SockEvent
, INFINITE
);
1529 Status
= IOSB
.Status
;
1532 if (Status
!= STATUS_SUCCESS
)
1536 /* AFD doesn't seem to care if these are invalid, but let's 0 them anyways */
1537 ConnectInfo
->Root
= 0;
1538 ConnectInfo
->UseSAN
= FALSE
;
1539 ConnectInfo
->Unknown
= 0;
1541 /* FIXME: Handle Async Connect */
1542 if (Socket
->SharedData
.NonBlocking
)
1544 AFD_DbgPrint(MIN_TRACE
, ("Async Connect UNIMPLEMENTED!\n"));
1548 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1558 /* Wait for return */
1559 if (Status
== STATUS_PENDING
)
1561 WaitForSingleObject(SockEvent
, INFINITE
);
1562 Status
= IOSB
.Status
;
1565 if (Status
!= STATUS_SUCCESS
)
1568 Socket
->TdiConnectionHandle
= (HANDLE
)IOSB
.Information
;
1570 /* Get any pending connect data */
1571 if (lpCalleeData
!= NULL
)
1573 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1578 IOCTL_AFD_GET_CONNECT_DATA
,
1583 /* Wait for return */
1584 if (Status
== STATUS_PENDING
)
1586 WaitForSingleObject(SockEvent
, INFINITE
);
1587 Status
= IOSB
.Status
;
1591 AFD_DbgPrint(MID_TRACE
,("Ending\n"));
1594 /* Re-enable Async Event */
1595 SockReenableAsyncSelectEvent(Socket
, FD_WRITE
);
1597 /* FIXME: THIS IS NOT RIGHT!!! HACK HACK HACK! */
1598 SockReenableAsyncSelectEvent(Socket
, FD_CONNECT
);
1600 NtClose( SockEvent
);
1602 if (Status
== STATUS_SUCCESS
&& (Socket
->HelperEvents
& WSH_NOTIFY_CONNECT
))
1604 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
1606 Socket
->TdiAddressHandle
,
1607 Socket
->TdiConnectionHandle
,
1608 WSH_NOTIFY_CONNECT
);
1612 if (lpErrno
) *lpErrno
= Status
;
1613 return SOCKET_ERROR
;
1616 else if (Status
!= STATUS_SUCCESS
&& (Socket
->HelperEvents
& WSH_NOTIFY_CONNECT_ERROR
))
1618 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
1620 Socket
->TdiAddressHandle
,
1621 Socket
->TdiConnectionHandle
,
1622 WSH_NOTIFY_CONNECT_ERROR
);
1626 if (lpErrno
) *lpErrno
= Status
;
1627 return SOCKET_ERROR
;
1631 return MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1635 WSPShutdown(SOCKET Handle
,
1640 IO_STATUS_BLOCK IOSB
;
1641 AFD_DISCONNECT_INFO DisconnectInfo
;
1642 PSOCKET_INFORMATION Socket
= NULL
;
1646 Status
= NtCreateEvent(&SockEvent
,
1647 GENERIC_READ
| GENERIC_WRITE
,
1652 if( !NT_SUCCESS(Status
) )
1655 AFD_DbgPrint(MID_TRACE
,("Called\n"));
1657 /* Get the Socket Structure associate to this Socket*/
1658 Socket
= GetSocketStructure(Handle
);
1662 *lpErrno
= WSAENOTSOCK
;
1663 return SOCKET_ERROR
;
1666 /* Set AFD Disconnect Type */
1670 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_RECV
;
1671 Socket
->SharedData
.ReceiveShutdown
= TRUE
;
1674 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_SEND
;
1675 Socket
->SharedData
.SendShutdown
= TRUE
;
1678 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_RECV
| AFD_DISCONNECT_SEND
;
1679 Socket
->SharedData
.ReceiveShutdown
= TRUE
;
1680 Socket
->SharedData
.SendShutdown
= TRUE
;
1684 DisconnectInfo
.Timeout
= RtlConvertLongToLargeInteger(-1);
1687 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1692 IOCTL_AFD_DISCONNECT
,
1694 sizeof(DisconnectInfo
),
1698 /* Wait for return */
1699 if (Status
== STATUS_PENDING
)
1701 WaitForSingleObject(SockEvent
, INFINITE
);
1702 Status
= IOSB
.Status
;
1705 AFD_DbgPrint(MID_TRACE
,("Ending\n"));
1707 NtClose( SockEvent
);
1709 return MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1715 WSPGetSockName(IN SOCKET Handle
,
1716 OUT LPSOCKADDR Name
,
1717 IN OUT LPINT NameLength
,
1720 IO_STATUS_BLOCK IOSB
;
1721 ULONG TdiAddressSize
;
1722 PTDI_ADDRESS_INFO TdiAddress
;
1723 PTRANSPORT_ADDRESS SocketAddress
;
1724 PSOCKET_INFORMATION Socket
= NULL
;
1728 Status
= NtCreateEvent(&SockEvent
,
1729 GENERIC_READ
| GENERIC_WRITE
,
1734 if( !NT_SUCCESS(Status
) )
1735 return SOCKET_ERROR
;
1737 /* Get the Socket Structure associate to this Socket*/
1738 Socket
= GetSocketStructure(Handle
);
1742 *lpErrno
= WSAENOTSOCK
;
1743 return SOCKET_ERROR
;
1746 /* Allocate a buffer for the address */
1748 sizeof(TRANSPORT_ADDRESS
) + Socket
->SharedData
.SizeOfLocalAddress
;
1749 TdiAddress
= HeapAlloc(GlobalHeap
, 0, TdiAddressSize
);
1751 if ( TdiAddress
== NULL
)
1753 NtClose( SockEvent
);
1754 *lpErrno
= WSAENOBUFS
;
1755 return SOCKET_ERROR
;
1758 SocketAddress
= &TdiAddress
->Address
;
1761 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1766 IOCTL_AFD_GET_SOCK_NAME
,
1772 /* Wait for return */
1773 if (Status
== STATUS_PENDING
)
1775 WaitForSingleObject(SockEvent
, INFINITE
);
1776 Status
= IOSB
.Status
;
1779 NtClose( SockEvent
);
1781 if (NT_SUCCESS(Status
))
1783 if (*NameLength
>= SocketAddress
->Address
[0].AddressLength
)
1785 Name
->sa_family
= SocketAddress
->Address
[0].AddressType
;
1786 RtlCopyMemory (Name
->sa_data
,
1787 SocketAddress
->Address
[0].Address
,
1788 SocketAddress
->Address
[0].AddressLength
);
1789 *NameLength
= 2 + SocketAddress
->Address
[0].AddressLength
;
1790 AFD_DbgPrint (MID_TRACE
, ("NameLength %d Address: %x Port %x\n",
1791 *NameLength
, ((struct sockaddr_in
*)Name
)->sin_addr
.s_addr
,
1792 ((struct sockaddr_in
*)Name
)->sin_port
));
1793 HeapFree(GlobalHeap
, 0, TdiAddress
);
1798 HeapFree(GlobalHeap
, 0, TdiAddress
);
1799 *lpErrno
= WSAEFAULT
;
1800 return SOCKET_ERROR
;
1804 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
1810 WSPGetPeerName(IN SOCKET s
,
1811 OUT LPSOCKADDR Name
,
1812 IN OUT LPINT NameLength
,
1815 IO_STATUS_BLOCK IOSB
;
1816 ULONG TdiAddressSize
;
1817 PTRANSPORT_ADDRESS SocketAddress
;
1818 PSOCKET_INFORMATION Socket
= NULL
;
1822 Status
= NtCreateEvent(&SockEvent
,
1823 GENERIC_READ
| GENERIC_WRITE
,
1828 if( !NT_SUCCESS(Status
) )
1829 return SOCKET_ERROR
;
1831 /* Get the Socket Structure associate to this Socket*/
1832 Socket
= GetSocketStructure(s
);
1836 *lpErrno
= WSAENOTSOCK
;
1837 return SOCKET_ERROR
;
1840 /* Allocate a buffer for the address */
1841 TdiAddressSize
= sizeof(TRANSPORT_ADDRESS
) + *NameLength
;
1842 SocketAddress
= HeapAlloc(GlobalHeap
, 0, TdiAddressSize
);
1844 if ( SocketAddress
== NULL
)
1846 NtClose( SockEvent
);
1847 *lpErrno
= WSAENOBUFS
;
1848 return SOCKET_ERROR
;
1852 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1857 IOCTL_AFD_GET_PEER_NAME
,
1863 /* Wait for return */
1864 if (Status
== STATUS_PENDING
)
1866 WaitForSingleObject(SockEvent
, INFINITE
);
1867 Status
= IOSB
.Status
;
1870 NtClose( SockEvent
);
1872 if (NT_SUCCESS(Status
))
1874 if (*NameLength
>= SocketAddress
->Address
[0].AddressLength
)
1876 Name
->sa_family
= SocketAddress
->Address
[0].AddressType
;
1877 RtlCopyMemory (Name
->sa_data
,
1878 SocketAddress
->Address
[0].Address
,
1879 SocketAddress
->Address
[0].AddressLength
);
1880 *NameLength
= 2 + SocketAddress
->Address
[0].AddressLength
;
1881 AFD_DbgPrint (MID_TRACE
, ("NameLength %d Address: %s Port %x\n",
1882 *NameLength
, ((struct sockaddr_in
*)Name
)->sin_addr
.s_addr
,
1883 ((struct sockaddr_in
*)Name
)->sin_port
));
1884 HeapFree(GlobalHeap
, 0, SocketAddress
);
1889 HeapFree(GlobalHeap
, 0, SocketAddress
);
1890 *lpErrno
= WSAEFAULT
;
1891 return SOCKET_ERROR
;
1895 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
1900 WSPIoctl(IN SOCKET Handle
,
1901 IN DWORD dwIoControlCode
,
1902 IN LPVOID lpvInBuffer
,
1903 IN DWORD cbInBuffer
,
1904 OUT LPVOID lpvOutBuffer
,
1905 IN DWORD cbOutBuffer
,
1906 OUT LPDWORD lpcbBytesReturned
,
1907 IN LPWSAOVERLAPPED lpOverlapped
,
1908 IN LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine
,
1909 IN LPWSATHREADID lpThreadId
,
1912 PSOCKET_INFORMATION Socket
= NULL
;
1913 BOOLEAN NeedsCompletion
;
1915 /* Get the Socket Structure associate to this Socket*/
1916 Socket
= GetSocketStructure(Handle
);
1919 *lpErrno
= WSAENOTSOCK
;
1920 return SOCKET_ERROR
;
1923 *lpcbBytesReturned
= 0;
1925 switch( dwIoControlCode
)
1928 if( cbInBuffer
< sizeof(INT
) || IS_INTRESOURCE(lpvInBuffer
) )
1930 *lpErrno
= WSAEFAULT
;
1931 return SOCKET_ERROR
;
1933 Socket
->SharedData
.NonBlocking
= *((PULONG
)lpvInBuffer
) ? 1 : 0;
1934 *lpErrno
= SetSocketInformation(Socket
, AFD_INFO_BLOCKING_MODE
, (PULONG
)lpvInBuffer
, NULL
);
1935 if (*lpErrno
!= NO_ERROR
)
1936 return SOCKET_ERROR
;
1940 if( cbOutBuffer
< sizeof(INT
) || IS_INTRESOURCE(lpvOutBuffer
) )
1942 *lpErrno
= WSAEFAULT
;
1943 return SOCKET_ERROR
;
1945 *lpErrno
= GetSocketInformation(Socket
, AFD_INFO_RECEIVE_CONTENT_SIZE
, (PULONG
)lpvOutBuffer
, NULL
);
1946 if (*lpErrno
!= NO_ERROR
)
1947 return SOCKET_ERROR
;
1950 *lpcbBytesReturned
= sizeof(ULONG
);
1954 *lpErrno
= Socket
->HelperData
->WSHIoctl(Socket
->HelperContext
,
1956 Socket
->TdiAddressHandle
,
1957 Socket
->TdiConnectionHandle
,
1965 lpCompletionRoutine
,
1966 (LPBOOL
)&NeedsCompletion
);
1968 if (*lpErrno
!= NO_ERROR
)
1969 return SOCKET_ERROR
;
1978 WSPGetSockOpt(IN SOCKET Handle
,
1981 OUT CHAR FAR
* OptionValue
,
1982 IN OUT LPINT OptionLength
,
1985 PSOCKET_INFORMATION Socket
= NULL
;
1990 /* Get the Socket Structure associate to this Socket*/
1991 Socket
= GetSocketStructure(Handle
);
1994 *lpErrno
= WSAENOTSOCK
;
1995 return SOCKET_ERROR
;
1998 AFD_DbgPrint(MID_TRACE
, ("Called\n"));
2006 Buffer
= &Socket
->SharedData
.SocketType
;
2007 BufferSize
= sizeof(INT
);
2011 Buffer
= &Socket
->SharedData
.SizeOfRecvBuffer
;
2012 BufferSize
= sizeof(INT
);
2016 Buffer
= &Socket
->SharedData
.SizeOfSendBuffer
;
2017 BufferSize
= sizeof(INT
);
2021 BoolBuffer
= Socket
->SharedData
.Listening
;
2022 Buffer
= &BoolBuffer
;
2023 BufferSize
= sizeof(BOOLEAN
);
2027 BoolBuffer
= Socket
->SharedData
.Broadcast
;
2028 Buffer
= &BoolBuffer
;
2029 BufferSize
= sizeof(BOOLEAN
);
2033 BoolBuffer
= Socket
->SharedData
.Debug
;
2034 Buffer
= &BoolBuffer
;
2035 BufferSize
= sizeof(BOOLEAN
);
2038 /* case SO_CONDITIONAL_ACCEPT: */
2043 case SO_GROUP_PRIORITY
:
2046 case SO_MAX_MSG_SIZE
:
2048 case SO_PROTOCOL_INFO
:
2050 AFD_DbgPrint(MID_TRACE
, ("Unimplemented option (%x)\n",
2054 *lpErrno
= WSAEINVAL
;
2055 return SOCKET_ERROR
;
2058 if (*OptionLength
< BufferSize
)
2060 *lpErrno
= WSAEFAULT
;
2061 *OptionLength
= BufferSize
;
2062 return SOCKET_ERROR
;
2064 RtlCopyMemory(OptionValue
, Buffer
, BufferSize
);
2068 case IPPROTO_TCP
: /* FIXME */
2070 *lpErrno
= Socket
->HelperData
->WSHGetSocketInformation(Socket
->HelperContext
,
2072 Socket
->TdiAddressHandle
,
2073 Socket
->TdiConnectionHandle
,
2077 (LPINT
)OptionLength
);
2078 return (*lpErrno
== 0) ? 0 : SOCKET_ERROR
;
2088 IN CONST CHAR FAR
* optval
,
2092 PSOCKET_INFORMATION Socket
;
2094 /* Get the Socket Structure associate to this Socket*/
2095 Socket
= GetSocketStructure(s
);
2098 *lpErrno
= WSAENOTSOCK
;
2099 return SOCKET_ERROR
;
2103 /* FIXME: We should handle some more cases here */
2104 if (level
== SOL_SOCKET
)
2109 Socket
->SharedData
.Broadcast
= (*optval
!= 0) ? 1 : 0;
2115 *lpErrno
= Socket
->HelperData
->WSHSetSocketInformation(Socket
->HelperContext
,
2117 Socket
->TdiAddressHandle
,
2118 Socket
->TdiConnectionHandle
,
2123 return (*lpErrno
== 0) ? 0 : SOCKET_ERROR
;
2127 * FUNCTION: Initialize service provider for a client
2129 * wVersionRequested = Highest WinSock SPI version that the caller can use
2130 * lpWSPData = Address of WSPDATA structure to initialize
2131 * lpProtocolInfo = Pointer to structure that defines the desired protocol
2132 * UpcallTable = Pointer to upcall table of the WinSock DLL
2133 * lpProcTable = Address of procedure table to initialize
2135 * Status of operation
2139 WSPStartup(IN WORD wVersionRequested
,
2140 OUT LPWSPDATA lpWSPData
,
2141 IN LPWSAPROTOCOL_INFOW lpProtocolInfo
,
2142 IN WSPUPCALLTABLE UpcallTable
,
2143 OUT LPWSPPROC_TABLE lpProcTable
)
2148 AFD_DbgPrint(MAX_TRACE
, ("wVersionRequested (0x%X) \n", wVersionRequested
));
2150 Upcalls
= UpcallTable
;
2152 if (Status
== NO_ERROR
)
2154 lpProcTable
->lpWSPAccept
= WSPAccept
;
2155 lpProcTable
->lpWSPAddressToString
= WSPAddressToString
;
2156 lpProcTable
->lpWSPAsyncSelect
= WSPAsyncSelect
;
2157 lpProcTable
->lpWSPBind
= WSPBind
;
2158 lpProcTable
->lpWSPCancelBlockingCall
= WSPCancelBlockingCall
;
2159 lpProcTable
->lpWSPCleanup
= WSPCleanup
;
2160 lpProcTable
->lpWSPCloseSocket
= WSPCloseSocket
;
2161 lpProcTable
->lpWSPConnect
= WSPConnect
;
2162 lpProcTable
->lpWSPDuplicateSocket
= WSPDuplicateSocket
;
2163 lpProcTable
->lpWSPEnumNetworkEvents
= WSPEnumNetworkEvents
;
2164 lpProcTable
->lpWSPEventSelect
= WSPEventSelect
;
2165 lpProcTable
->lpWSPGetOverlappedResult
= WSPGetOverlappedResult
;
2166 lpProcTable
->lpWSPGetPeerName
= WSPGetPeerName
;
2167 lpProcTable
->lpWSPGetSockName
= WSPGetSockName
;
2168 lpProcTable
->lpWSPGetSockOpt
= WSPGetSockOpt
;
2169 lpProcTable
->lpWSPGetQOSByName
= WSPGetQOSByName
;
2170 lpProcTable
->lpWSPIoctl
= WSPIoctl
;
2171 lpProcTable
->lpWSPJoinLeaf
= WSPJoinLeaf
;
2172 lpProcTable
->lpWSPListen
= WSPListen
;
2173 lpProcTable
->lpWSPRecv
= WSPRecv
;
2174 lpProcTable
->lpWSPRecvDisconnect
= WSPRecvDisconnect
;
2175 lpProcTable
->lpWSPRecvFrom
= WSPRecvFrom
;
2176 lpProcTable
->lpWSPSelect
= WSPSelect
;
2177 lpProcTable
->lpWSPSend
= WSPSend
;
2178 lpProcTable
->lpWSPSendDisconnect
= WSPSendDisconnect
;
2179 lpProcTable
->lpWSPSendTo
= WSPSendTo
;
2180 lpProcTable
->lpWSPSetSockOpt
= WSPSetSockOpt
;
2181 lpProcTable
->lpWSPShutdown
= WSPShutdown
;
2182 lpProcTable
->lpWSPSocket
= WSPSocket
;
2183 lpProcTable
->lpWSPStringToAddress
= WSPStringToAddress
;
2184 lpWSPData
->wVersion
= MAKEWORD(2, 2);
2185 lpWSPData
->wHighVersion
= MAKEWORD(2, 2);
2188 AFD_DbgPrint(MAX_TRACE
, ("Status (%d).\n", Status
));
2195 * FUNCTION: Cleans up service provider for a client
2197 * lpErrno = Address of buffer for error information
2199 * 0 if successful, or SOCKET_ERROR if not
2203 WSPCleanup(OUT LPINT lpErrno
)
2206 AFD_DbgPrint(MAX_TRACE
, ("\n"));
2207 AFD_DbgPrint(MAX_TRACE
, ("Leaving.\n"));
2208 *lpErrno
= NO_ERROR
;
2216 GetSocketInformation(PSOCKET_INFORMATION Socket
,
2217 ULONG AfdInformationClass
,
2218 PULONG Ulong OPTIONAL
,
2219 PLARGE_INTEGER LargeInteger OPTIONAL
)
2221 IO_STATUS_BLOCK IOSB
;
2226 Status
= NtCreateEvent(&SockEvent
,
2227 GENERIC_READ
| GENERIC_WRITE
,
2232 if( !NT_SUCCESS(Status
) )
2235 /* Set Info Class */
2236 InfoData
.InformationClass
= AfdInformationClass
;
2239 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
2250 /* Wait for return */
2251 if (Status
== STATUS_PENDING
)
2253 WaitForSingleObject(SockEvent
, INFINITE
);
2254 Status
= IOSB
.Status
;
2257 if (Status
!= STATUS_SUCCESS
)
2260 /* Return Information */
2263 *Ulong
= InfoData
.Information
.Ulong
;
2265 if (LargeInteger
!= NULL
)
2267 *LargeInteger
= InfoData
.Information
.LargeInteger
;
2270 NtClose( SockEvent
);
2278 SetSocketInformation(PSOCKET_INFORMATION Socket
,
2279 ULONG AfdInformationClass
,
2280 PULONG Ulong OPTIONAL
,
2281 PLARGE_INTEGER LargeInteger OPTIONAL
)
2283 IO_STATUS_BLOCK IOSB
;
2288 Status
= NtCreateEvent(&SockEvent
,
2289 GENERIC_READ
| GENERIC_WRITE
,
2294 if( !NT_SUCCESS(Status
) )
2297 /* Set Info Class */
2298 InfoData
.InformationClass
= AfdInformationClass
;
2300 /* Set Information */
2303 InfoData
.Information
.Ulong
= *Ulong
;
2305 if (LargeInteger
!= NULL
)
2307 InfoData
.Information
.LargeInteger
= *LargeInteger
;
2310 AFD_DbgPrint(MID_TRACE
,("XXX Info %x (Data %x)\n",
2311 AfdInformationClass
, *Ulong
));
2314 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
2325 /* Wait for return */
2326 if (Status
== STATUS_PENDING
)
2328 WaitForSingleObject(SockEvent
, INFINITE
);
2329 Status
= IOSB
.Status
;
2332 NtClose( SockEvent
);
2334 return Status
== STATUS_SUCCESS
? 0 : -1;
2339 GetSocketStructure(SOCKET Handle
)
2341 PSOCKET_INFORMATION CurrentSocket
;
2343 EnterCriticalSection(&SocketListLock
);
2345 CurrentSocket
= SocketListHead
;
2346 while (CurrentSocket
)
2348 if (CurrentSocket
->Handle
== Handle
)
2350 LeaveCriticalSection(&SocketListLock
);
2351 return CurrentSocket
;
2354 CurrentSocket
= CurrentSocket
->NextSocket
;
2357 LeaveCriticalSection(&SocketListLock
);
2362 int CreateContext(PSOCKET_INFORMATION Socket
)
2364 IO_STATUS_BLOCK IOSB
;
2365 SOCKET_CONTEXT ContextData
;
2369 Status
= NtCreateEvent(&SockEvent
,
2370 GENERIC_READ
| GENERIC_WRITE
,
2375 if( !NT_SUCCESS(Status
) )
2378 /* Create Context */
2379 ContextData
.SharedData
= Socket
->SharedData
;
2380 ContextData
.SizeOfHelperData
= 0;
2381 RtlCopyMemory (&ContextData
.LocalAddress
,
2382 Socket
->LocalAddress
,
2383 Socket
->SharedData
.SizeOfLocalAddress
);
2384 RtlCopyMemory (&ContextData
.RemoteAddress
,
2385 Socket
->RemoteAddress
,
2386 Socket
->SharedData
.SizeOfRemoteAddress
);
2389 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
2394 IOCTL_AFD_SET_CONTEXT
,
2396 sizeof(ContextData
),
2400 /* Wait for Completition */
2401 if (Status
== STATUS_PENDING
)
2403 WaitForSingleObject(SockEvent
, INFINITE
);
2404 Status
= IOSB
.Status
;
2407 NtClose( SockEvent
);
2409 return Status
== STATUS_SUCCESS
? 0 : -1;
2412 BOOLEAN
SockCreateOrReferenceAsyncThread(VOID
)
2414 HANDLE hAsyncThread
;
2415 DWORD AsyncThreadId
;
2417 OBJECT_HANDLE_ATTRIBUTE_INFORMATION HandleFlags
;
2420 /* Check if the Thread Already Exists */
2421 if (SockAsyncThreadRefCount
)
2426 /* Create the Completion Port */
2427 if (!SockAsyncCompletionPort
)
2429 Status
= NtCreateIoCompletion(&SockAsyncCompletionPort
,
2430 IO_COMPLETION_ALL_ACCESS
,
2432 2); // Allow 2 threads only
2434 /* Protect Handle */
2435 HandleFlags
.ProtectFromClose
= TRUE
;
2436 HandleFlags
.Inherit
= FALSE
;
2437 Status
= NtSetInformationObject(SockAsyncCompletionPort
,
2438 ObjectHandleFlagInformation
,
2440 sizeof(HandleFlags
));
2443 /* Create the Async Event */
2444 Status
= NtCreateEvent(&AsyncEvent
,
2450 /* Create the Async Thread */
2451 hAsyncThread
= CreateThread(NULL
,
2453 (LPTHREAD_START_ROUTINE
)SockAsyncThread
,
2458 /* Close the Handle */
2459 NtClose(hAsyncThread
);
2461 /* Increase the Reference Count */
2462 SockAsyncThreadRefCount
++;
2466 int SockAsyncThread(PVOID ThreadParam
)
2469 PASYNC_COMPLETION_ROUTINE AsyncCompletionRoutine
;
2470 IO_STATUS_BLOCK IOSB
;
2473 /* Make the Thread Higher Priority */
2474 SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_ABOVE_NORMAL
);
2476 /* Do a KQUEUE/WorkItem Style Loop, thanks to IoCompletion Ports */
2479 Status
= NtRemoveIoCompletion (SockAsyncCompletionPort
,
2480 (PVOID
*)&AsyncCompletionRoutine
,
2484 /* Call the Async Function */
2485 if (NT_SUCCESS(Status
))
2487 (*AsyncCompletionRoutine
)(AsyncContext
, &IOSB
);
2491 /* It Failed, sleep for a second */
2494 } while ((Status
!= STATUS_TIMEOUT
));
2496 /* The Thread has Ended */
2500 BOOLEAN
SockGetAsyncSelectHelperAfdHandle(VOID
)
2502 UNICODE_STRING AfdHelper
;
2503 OBJECT_ATTRIBUTES ObjectAttributes
;
2504 IO_STATUS_BLOCK IoSb
;
2506 FILE_COMPLETION_INFORMATION CompletionInfo
;
2507 OBJECT_HANDLE_ATTRIBUTE_INFORMATION HandleFlags
;
2509 /* First, make sure we're not already intialized */
2510 if (SockAsyncHelperAfdHandle
)
2515 /* Set up Handle Name and Object */
2516 RtlInitUnicodeString(&AfdHelper
, L
"\\Device\\Afd\\AsyncSelectHlp" );
2517 InitializeObjectAttributes(&ObjectAttributes
,
2519 OBJ_INHERIT
| OBJ_CASE_INSENSITIVE
,
2523 /* Open the Handle to AFD */
2524 Status
= NtCreateFile(&SockAsyncHelperAfdHandle
,
2525 GENERIC_READ
| GENERIC_WRITE
| SYNCHRONIZE
,
2530 FILE_SHARE_READ
| FILE_SHARE_WRITE
,
2537 * Now Set up the Completion Port Information
2538 * This means that whenever a Poll is finished, the routine will be executed
2540 CompletionInfo
.Port
= SockAsyncCompletionPort
;
2541 CompletionInfo
.Key
= SockAsyncSelectCompletionRoutine
;
2542 Status
= NtSetInformationFile(SockAsyncHelperAfdHandle
,
2545 sizeof(CompletionInfo
),
2546 FileCompletionInformation
);
2549 /* Protect the Handle */
2550 HandleFlags
.ProtectFromClose
= TRUE
;
2551 HandleFlags
.Inherit
= FALSE
;
2552 Status
= NtSetInformationObject(SockAsyncCompletionPort
,
2553 ObjectHandleFlagInformation
,
2555 sizeof(HandleFlags
));
2558 /* Set this variable to true so that Send/Recv/Accept will know wether to renable disabled events */
2559 SockAsyncSelectCalled
= TRUE
;
2563 VOID
SockAsyncSelectCompletionRoutine(PVOID Context
, PIO_STATUS_BLOCK IoStatusBlock
)
2566 PASYNC_DATA AsyncData
= Context
;
2567 PSOCKET_INFORMATION Socket
;
2570 /* Get the Socket */
2571 Socket
= AsyncData
->ParentSocket
;
2573 /* Check if the Sequence Number Changed behind our back */
2574 if (AsyncData
->SequenceNumber
!= Socket
->SharedData
.SequenceNumber
)
2579 /* Check we were manually called b/c of a failure */
2580 if (!NT_SUCCESS(IoStatusBlock
->Status
))
2582 /* FIXME: Perform Upcall */
2586 for (x
= 1; x
; x
<<=1)
2588 switch (AsyncData
->AsyncSelectInfo
.Handles
[0].Events
& x
)
2590 case AFD_EVENT_RECEIVE
:
2591 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_READ
) &&
2592 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_READ
))
2594 /* Make the Notifcation */
2595 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2596 Socket
->SharedData
.wMsg
,
2598 WSAMAKESELECTREPLY(FD_READ
, 0));
2599 /* Disable this event until the next read(); */
2600 Socket
->SharedData
.AsyncDisabledEvents
|= FD_READ
;
2604 case AFD_EVENT_OOB_RECEIVE
:
2605 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_OOB
) &&
2606 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_OOB
))
2608 /* Make the Notifcation */
2609 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2610 Socket
->SharedData
.wMsg
,
2612 WSAMAKESELECTREPLY(FD_OOB
, 0));
2613 /* Disable this event until the next read(); */
2614 Socket
->SharedData
.AsyncDisabledEvents
|= FD_OOB
;
2618 case AFD_EVENT_SEND
:
2619 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_WRITE
) &&
2620 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_WRITE
))
2622 /* Make the Notifcation */
2623 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2624 Socket
->SharedData
.wMsg
,
2626 WSAMAKESELECTREPLY(FD_WRITE
, 0));
2627 /* Disable this event until the next write(); */
2628 Socket
->SharedData
.AsyncDisabledEvents
|= FD_WRITE
;
2632 /* FIXME: THIS IS NOT RIGHT!!! HACK HACK HACK! */
2633 case AFD_EVENT_CONNECT
:
2634 case AFD_EVENT_CONNECT_FAIL
:
2635 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_CONNECT
) &&
2636 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_CONNECT
))
2638 /* Make the Notifcation */
2639 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2640 Socket
->SharedData
.wMsg
,
2642 WSAMAKESELECTREPLY(FD_CONNECT
, 0));
2643 /* Disable this event forever; */
2644 Socket
->SharedData
.AsyncDisabledEvents
|= FD_CONNECT
;
2648 case AFD_EVENT_ACCEPT
:
2649 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_ACCEPT
) &&
2650 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_ACCEPT
))
2652 /* Make the Notifcation */
2653 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2654 Socket
->SharedData
.wMsg
,
2656 WSAMAKESELECTREPLY(FD_ACCEPT
, 0));
2657 /* Disable this event until the next accept(); */
2658 Socket
->SharedData
.AsyncDisabledEvents
|= FD_ACCEPT
;
2662 case AFD_EVENT_DISCONNECT
:
2663 case AFD_EVENT_ABORT
:
2664 case AFD_EVENT_CLOSE
:
2665 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_CLOSE
) &&
2666 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_CLOSE
))
2668 /* Make the Notifcation */
2669 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2670 Socket
->SharedData
.wMsg
,
2672 WSAMAKESELECTREPLY(FD_CLOSE
, 0));
2673 /* Disable this event forever; */
2674 Socket
->SharedData
.AsyncDisabledEvents
|= FD_CLOSE
;
2677 /* FIXME: Support QOS */
2681 /* Check if there are any events left for us to check */
2682 if ((Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
)) == 0 )
2688 SockProcessAsyncSelect(Socket
, AsyncData
);
2692 VOID
SockProcessAsyncSelect(PSOCKET_INFORMATION Socket
, PASYNC_DATA AsyncData
)
2695 ULONG lNetworkEvents
;
2698 /* Set up the Async Data Event Info */
2699 AsyncData
->AsyncSelectInfo
.Timeout
.HighPart
= 0x7FFFFFFF;
2700 AsyncData
->AsyncSelectInfo
.Timeout
.LowPart
= 0xFFFFFFFF;
2701 AsyncData
->AsyncSelectInfo
.HandleCount
= 1;
2702 AsyncData
->AsyncSelectInfo
.Exclusive
= TRUE
;
2703 AsyncData
->AsyncSelectInfo
.Handles
[0].Handle
= Socket
->Handle
;
2704 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
= 0;
2706 /* Remove unwanted events */
2707 lNetworkEvents
= Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
);
2709 /* Set Events to wait for */
2710 if (lNetworkEvents
& FD_READ
)
2712 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_RECEIVE
;
2715 if (lNetworkEvents
& FD_WRITE
)
2717 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_SEND
;
2720 if (lNetworkEvents
& FD_OOB
)
2722 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_OOB_RECEIVE
;
2725 if (lNetworkEvents
& FD_ACCEPT
)
2727 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_ACCEPT
;
2730 /* FIXME: THIS IS NOT RIGHT!!! HACK HACK HACK! */
2731 if (lNetworkEvents
& FD_CONNECT
)
2733 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_CONNECT
| AFD_EVENT_CONNECT_FAIL
;
2736 if (lNetworkEvents
& FD_CLOSE
)
2738 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_DISCONNECT
| AFD_EVENT_ABORT
| AFD_EVENT_CLOSE
;
2741 if (lNetworkEvents
& FD_QOS
)
2743 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_QOS
;
2746 if (lNetworkEvents
& FD_GROUP_QOS
)
2748 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_GROUP_QOS
;
2752 Status
= NtDeviceIoControlFile (SockAsyncHelperAfdHandle
,
2756 &AsyncData
->IoStatusBlock
,
2758 &AsyncData
->AsyncSelectInfo
,
2759 sizeof(AsyncData
->AsyncSelectInfo
),
2760 &AsyncData
->AsyncSelectInfo
,
2761 sizeof(AsyncData
->AsyncSelectInfo
));
2763 /* I/O Manager Won't call the completion routine, let's do it manually */
2764 if (NT_SUCCESS(Status
))
2770 AsyncData
->IoStatusBlock
.Status
= Status
;
2771 SockAsyncSelectCompletionRoutine(AsyncData
, &AsyncData
->IoStatusBlock
);
2775 VOID
SockProcessQueuedAsyncSelect(PVOID Context
, PIO_STATUS_BLOCK IoStatusBlock
)
2777 PASYNC_DATA AsyncData
= Context
;
2778 BOOL FreeContext
= TRUE
;
2779 PSOCKET_INFORMATION Socket
;
2781 /* Get the Socket */
2782 Socket
= AsyncData
->ParentSocket
;
2784 /* If someone closed it, stop the function */
2785 if (Socket
->SharedData
.State
!= SocketClosed
)
2787 /* Check if the Sequence Number changed by now, in which case quit */
2788 if (AsyncData
->SequenceNumber
== Socket
->SharedData
.SequenceNumber
)
2790 /* Do the actuall select, if needed */
2791 if ((Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
)))
2793 SockProcessAsyncSelect(Socket
, AsyncData
);
2794 FreeContext
= FALSE
;
2799 /* Free the Context */
2802 HeapFree(GetProcessHeap(), 0, AsyncData
);
2809 SockReenableAsyncSelectEvent (IN PSOCKET_INFORMATION Socket
,
2812 PASYNC_DATA AsyncData
;
2814 /* Make sure the event is actually disabled */
2815 if (!(Socket
->SharedData
.AsyncDisabledEvents
& Event
))
2821 Socket
->SharedData
.AsyncDisabledEvents
&= ~Event
;
2823 /* Return if no more events are being polled */
2824 if ((Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
)) == 0 )
2829 /* Wait on new events */
2830 AsyncData
= HeapAlloc(GetProcessHeap(), 0, sizeof(ASYNC_DATA
));
2831 if (!AsyncData
) return;
2833 /* Create the Asynch Thread if Needed */
2834 SockCreateOrReferenceAsyncThread();
2836 /* Increase the sequence number to stop anything else */
2837 Socket
->SharedData
.SequenceNumber
++;
2839 /* Set up the Async Data */
2840 AsyncData
->ParentSocket
= Socket
;
2841 AsyncData
->SequenceNumber
= Socket
->SharedData
.SequenceNumber
;
2843 /* Begin Async Select by using I/O Completion */
2844 NtSetIoCompletion(SockAsyncCompletionPort
,
2845 (PVOID
)&SockProcessQueuedAsyncSelect
,
2856 DllMain(HANDLE hInstDll
,
2863 case DLL_PROCESS_ATTACH
:
2865 AFD_DbgPrint(MAX_TRACE
, ("Loading MSAFD.DLL \n"));
2867 /* Don't need thread attach notifications
2868 so disable them to improve performance */
2869 DisableThreadLibraryCalls(hInstDll
);
2871 /* List of DLL Helpers */
2872 InitializeListHead(&SockHelpersListHead
);
2874 /* Heap to use when allocating */
2875 GlobalHeap
= GetProcessHeap();
2877 /* Initialize the lock that protects our socket list */
2878 InitializeCriticalSection(&SocketListLock
);
2880 AFD_DbgPrint(MAX_TRACE
, ("MSAFD.DLL has been loaded\n"));
2884 case DLL_THREAD_ATTACH
:
2887 case DLL_THREAD_DETACH
:
2890 case DLL_PROCESS_DETACH
:
2892 /* Delete the socket list lock */
2893 DeleteCriticalSection(&SocketListLock
);
2898 AFD_DbgPrint(MAX_TRACE
, ("DllMain of msafd.dll (leaving)\n"));