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
16 #include <rosrtl/string.h>
19 //DWORD DebugTraceLevel = DEBUG_ULTRA;
20 DWORD DebugTraceLevel
= 0;
24 WSPUPCALLTABLE Upcalls
;
25 LPWPUCOMPLETEOVERLAPPEDREQUEST lpWPUCompleteOverlappedRequest
;
27 PSOCKET_INFORMATION
*Sockets
= NULL
;
28 LIST_ENTRY SockHelpersListHead
= {NULL
};
29 ULONG SockAsyncThreadRefCount
;
30 HANDLE SockAsyncHelperAfdHandle
;
31 HANDLE SockAsyncCompletionPort
;
32 BOOLEAN SockAsyncSelectCalled
;
40 LPWSAPROTOCOL_INFOW lpProtocolInfo
,
45 * FUNCTION: Creates a new socket
49 * protocol = Protocol type
50 * lpProtocolInfo = Pointer to protocol information
52 * dwFlags = Socket flags
53 * lpErrno = Address of buffer for error information
55 * Created socket, or INVALID_SOCKET if it could not be created
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
;
70 UNICODE_STRING TransportName
;
71 UNICODE_STRING DevName
;
72 LARGE_INTEGER GroupData
;
75 AFD_DbgPrint(MAX_TRACE
, ("Creating Socket, getting TDI Name\n"));
76 AFD_DbgPrint(MAX_TRACE
, ("AddressFamily (%d) SocketType (%d) Protocol (%d).\n",
77 AddressFamily
, SocketType
, Protocol
));
79 /* Get Helper Data and Transport */
80 Status
= SockGetTdiName (&AddressFamily
,
91 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
));
101 RtlZeroMemory(Socket
, sizeof(*Socket
));
102 Socket
->RefCount
= 2;
104 Socket
->SharedData
.State
= SocketOpen
;
105 Socket
->SharedData
.AddressFamily
= AddressFamily
;
106 Socket
->SharedData
.SocketType
= SocketType
;
107 Socket
->SharedData
.Protocol
= Protocol
;
108 Socket
->HelperContext
= HelperDLLContext
;
109 Socket
->HelperData
= HelperData
;
110 Socket
->HelperEvents
= HelperEvents
;
111 Socket
->LocalAddress
= &Socket
->WSLocalAddress
;
112 Socket
->SharedData
.SizeOfLocalAddress
= HelperData
->MaxWSAddressLength
;
113 Socket
->RemoteAddress
= &Socket
->WSRemoteAddress
;
114 Socket
->SharedData
.SizeOfRemoteAddress
= HelperData
->MaxWSAddressLength
;
115 Socket
->SharedData
.UseDelayedAcceptance
= HelperData
->UseDelayedAcceptance
;
116 Socket
->SharedData
.CreateFlags
= dwFlags
;
117 Socket
->SharedData
.CatalogEntryId
= lpProtocolInfo
->dwCatalogEntryId
;
118 Socket
->SharedData
.ServiceFlags1
= lpProtocolInfo
->dwServiceFlags1
;
119 Socket
->SharedData
.ProviderFlags
= lpProtocolInfo
->dwProviderFlags
;
120 Socket
->SharedData
.GroupID
= g
;
121 Socket
->SharedData
.GroupType
= 0;
122 Socket
->SharedData
.UseSAN
= FALSE
;
123 Socket
->SanData
= NULL
;
125 /* Ask alex about this */
126 if( Socket
->SharedData
.SocketType
== SOCK_DGRAM
)
127 Socket
->SharedData
.ServiceFlags1
|= XP1_CONNECTIONLESS
;
130 SizeOfPacket
= TransportName
.Length
+ sizeof(AFD_CREATE_PACKET
) + sizeof(WCHAR
);
133 SizeOfEA
= SizeOfPacket
+ sizeof(FILE_FULL_EA_INFORMATION
) + AFD_PACKET_COMMAND_LENGTH
;
135 /* Set up EA Buffer */
136 EABuffer
= HeapAlloc(GlobalHeap
, 0, (SIZE_T
)&SizeOfEA
);
137 EABuffer
->NextEntryOffset
= 0;
139 EABuffer
->EaNameLength
= AFD_PACKET_COMMAND_LENGTH
;
140 RtlCopyMemory (EABuffer
->EaName
,
142 AFD_PACKET_COMMAND_LENGTH
+ 1);
143 EABuffer
->EaValueLength
= SizeOfPacket
;
145 /* Set up AFD Packet */
146 AfdPacket
= (PAFD_CREATE_PACKET
)(EABuffer
->EaName
+ EABuffer
->EaNameLength
+ 1);
147 AfdPacket
->SizeOfTransportName
= TransportName
.Length
;
148 RtlCopyMemory (AfdPacket
->TransportName
,
149 TransportName
.Buffer
,
150 TransportName
.Length
+ sizeof(WCHAR
));
151 AfdPacket
->GroupID
= g
;
153 /* Set up Endpoint Flags */
154 if ((Socket
->SharedData
.ServiceFlags1
& XP1_CONNECTIONLESS
) != 0) {
155 if ((SocketType
!= SOCK_DGRAM
) && (SocketType
!= SOCK_RAW
)) {
156 goto error
; /* Only RAW or UDP can be Connectionless */
158 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_CONNECTIONLESS
;
161 if ((Socket
->SharedData
.ServiceFlags1
& XP1_MESSAGE_ORIENTED
) != 0) {
162 if (SocketType
== SOCK_STREAM
) {
163 if ((Socket
->SharedData
.ServiceFlags1
& XP1_PSEUDO_STREAM
) == 0) {
164 goto error
; /* The Provider doesn't actually support Message Oriented Streams */
167 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_MESSAGE_ORIENTED
;
170 if (SocketType
== SOCK_RAW
) AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_RAW
;
172 if (dwFlags
& (WSA_FLAG_MULTIPOINT_C_ROOT
|
173 WSA_FLAG_MULTIPOINT_C_LEAF
|
174 WSA_FLAG_MULTIPOINT_D_ROOT
|
175 WSA_FLAG_MULTIPOINT_D_LEAF
)) {
176 if ((Socket
->SharedData
.ServiceFlags1
& XP1_SUPPORT_MULTIPOINT
) == 0) {
177 goto error
; /* The Provider doesn't actually support Multipoint */
179 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_MULTIPOINT
;
180 if (dwFlags
& WSA_FLAG_MULTIPOINT_C_ROOT
) {
181 if (((Socket
->SharedData
.ServiceFlags1
& XP1_MULTIPOINT_CONTROL_PLANE
) == 0)
182 || ((dwFlags
& WSA_FLAG_MULTIPOINT_C_LEAF
) != 0)) {
183 goto error
; /* The Provider doesn't support Control Planes, or you already gave a leaf */
185 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_C_ROOT
;
187 if (dwFlags
& WSA_FLAG_MULTIPOINT_D_ROOT
) {
188 if (((Socket
->SharedData
.ServiceFlags1
& XP1_MULTIPOINT_DATA_PLANE
) == 0)
189 || ((dwFlags
& WSA_FLAG_MULTIPOINT_D_LEAF
) != 0)) {
190 goto error
; /* The Provider doesn't support Data Planes, or you already gave a leaf */
192 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_D_ROOT
;
196 /* Set up Object Attributes */
197 InitializeObjectAttributes (&Object
,
199 OBJ_CASE_INSENSITIVE
| OBJ_INHERIT
,
204 if ((dwFlags
& WSA_FLAG_OVERLAPPED
) == 0) IOOptions
= FILE_SYNCHRONOUS_IO_NONALERT
;
206 /* Create the Socket */
208 GENERIC_READ
| GENERIC_WRITE
| SYNCHRONIZE
,
213 FILE_SHARE_READ
| FILE_SHARE_WRITE
,
220 Socket
->Handle
= (SOCKET
)Sock
;
222 /* Save Group Info */
224 GetSocketInformation(Socket
, AFD_INFO_GROUP_ID_TYPE
, 0, &GroupData
);
226 Socket
->SharedData
.GroupID
= GroupData
.u
.LowPart
;
227 Socket
->SharedData
.GroupType
= GroupData
.u
.HighPart
;
230 /* Get Window Sizes and Save them */
231 GetSocketInformation (Socket
,
232 AFD_INFO_SEND_WINDOW_SIZE
,
233 &Socket
->SharedData
.SizeOfSendBuffer
,
235 GetSocketInformation (Socket
,
236 AFD_INFO_RECEIVE_WINDOW_SIZE
,
237 &Socket
->SharedData
.SizeOfRecvBuffer
,
240 /* Save in Process Sockets List */
241 Sockets
[SocketCount
] = Socket
;
244 /* Create the Socket Context */
245 CreateContext(Socket
);
248 Upcalls
.lpWPUModifyIFSHandle(1, (SOCKET
)Sock
, lpErrno
);
250 /* Return Socket Handle */
254 AFD_DbgPrint(MID_TRACE
,("Ending\n"));
258 return INVALID_SOCKET
;
268 * FUNCTION: Closes an open socket
270 * s = Socket descriptor
271 * lpErrno = Address of buffer for error information
273 * NO_ERROR, or SOCKET_ERROR if the socket could not be closed
284 struct sockaddr
*SocketAddress
,
285 int SocketAddressLength
,
288 * FUNCTION: Associates a local address with a socket
290 * s = Socket descriptor
291 * name = Pointer to local address
292 * namelen = Length of name
293 * lpErrno = Address of buffer for error information
295 * 0, or SOCKET_ERROR if the socket could not be bound
298 IO_STATUS_BLOCK IOSB
;
299 PAFD_BIND_DATA BindData
;
300 PSOCKET_INFORMATION Socket
= NULL
;
302 UCHAR BindBuffer
[0x1A];
303 SOCKADDR_INFO SocketInfo
;
306 Status
= NtCreateEvent( &SockEvent
, GENERIC_READ
| GENERIC_WRITE
,
309 if( !NT_SUCCESS(Status
) ) return -1;
311 /* Get the Socket Structure associate to this Socket*/
312 Socket
= GetSocketStructure(Handle
);
314 /* Dynamic Structure...ugh */
315 BindData
= (PAFD_BIND_DATA
)BindBuffer
;
317 /* Set up Address in TDI Format */
318 BindData
->Address
.TAAddressCount
= 1;
319 BindData
->Address
.Address
[0].AddressLength
= SocketAddressLength
- sizeof(SocketAddress
->sa_family
);
320 RtlCopyMemory (&BindData
->Address
.Address
[0].AddressType
,
322 SocketAddressLength
);
324 /* Get Address Information */
325 Socket
->HelperData
->WSHGetSockaddrType ((PSOCKADDR
)SocketAddress
,
329 /* Set the Share Type */
330 if (Socket
->SharedData
.ExclusiveAddressUse
) {
331 BindData
->ShareType
= AFD_SHARE_EXCLUSIVE
;
333 else if (SocketInfo
.EndpointInfo
== SockaddrEndpointInfoWildcard
) {
334 BindData
->ShareType
= AFD_SHARE_WILDCARD
;
336 else if (Socket
->SharedData
.ReuseAddresses
) {
337 BindData
->ShareType
= AFD_SHARE_REUSE
;
339 BindData
->ShareType
= AFD_SHARE_UNIQUE
;
343 Status
= NtDeviceIoControlFile( (HANDLE
)Socket
->Handle
,
350 0xA + Socket
->SharedData
.SizeOfLocalAddress
, /* Can't figure out a way to calculate this in C*/
352 0xA + Socket
->SharedData
.SizeOfLocalAddress
); /* Can't figure out a way to calculate this C */
354 /* Set up Socket Data */
355 Socket
->SharedData
.State
= SocketBound
;
356 Socket
->TdiAddressHandle
= (HANDLE
)IOSB
.Information
;
358 NtClose( SockEvent
);
370 IO_STATUS_BLOCK IOSB
;
371 AFD_LISTEN_DATA ListenData
;
372 PSOCKET_INFORMATION Socket
= NULL
;
376 Status
= NtCreateEvent( &SockEvent
, GENERIC_READ
| GENERIC_WRITE
,
379 if( !NT_SUCCESS(Status
) ) return -1;
381 /* Get the Socket Structure associate to this Socket*/
382 Socket
= GetSocketStructure(Handle
);
384 /* Set Up Listen Structure */
385 ListenData
.UseSAN
= FALSE
;
386 ListenData
.UseDelayedAcceptance
= Socket
->SharedData
.UseDelayedAcceptance
;
387 ListenData
.Backlog
= Backlog
;
390 Status
= NtDeviceIoControlFile( (HANDLE
)Socket
->Handle
,
395 IOCTL_AFD_START_LISTEN
,
401 /* Set to Listening */
402 Socket
->SharedData
.Listening
= TRUE
;
404 NtClose( SockEvent
);
417 struct timeval
*timeout
,
420 IO_STATUS_BLOCK IOSB
;
421 PAFD_POLL_INFO PollInfo
;
423 ULONG HandleCount
, OutCount
= 0;
424 ULONG PollBufferSize
;
430 Status
= NtCreateEvent( &SockEvent
, GENERIC_READ
| GENERIC_WRITE
,
433 if( !NT_SUCCESS(Status
) ) return -1;
435 /* Find out how many sockets we have, and how large the buffer needs
439 ( readfds
? readfds
->fd_count
: 0 ) +
440 ( writefds
? writefds
->fd_count
: 0 ) +
441 ( exceptfds
? exceptfds
->fd_count
: 0 );
442 PollBufferSize
= sizeof(*PollInfo
) +
443 (HandleCount
* sizeof(AFD_HANDLE
));
446 PollBuffer
= HeapAlloc(GlobalHeap
, 0, PollBufferSize
);
447 PollInfo
= (PAFD_POLL_INFO
)PollBuffer
;
449 RtlZeroMemory( PollInfo
, PollBufferSize
);
451 /* Convert Timeout to NT Format */
452 if (timeout
== NULL
) {
453 PollInfo
->Timeout
.u
.LowPart
= -1;
454 PollInfo
->Timeout
.u
.HighPart
= 0x7FFFFFFF;
456 PollInfo
->Timeout
= RtlEnlargedIntegerMultiply
457 ((timeout
->tv_sec
* 1000) + timeout
->tv_usec
, -10000);
458 PollInfo
->Timeout
.QuadPart
+= uSec
.QuadPart
;
461 /* Number of handles for AFD to Check */
462 PollInfo
->HandleCount
= HandleCount
;
463 PollInfo
->Exclusive
= FALSE
;
465 if (readfds
!= NULL
) {
466 for (i
= 0; i
< readfds
->fd_count
; i
++, j
++) {
467 PollInfo
->Handles
[j
].Handle
= readfds
->fd_array
[i
];
468 PollInfo
->Handles
[j
].Events
= AFD_EVENT_RECEIVE
| AFD_EVENT_DISCONNECT
| AFD_EVENT_ABORT
;
471 if (writefds
!= NULL
) {
472 for (i
= 0; i
< writefds
->fd_count
; i
++, j
++) {
473 PollInfo
->Handles
[j
].Handle
= writefds
->fd_array
[i
];
474 PollInfo
->Handles
[j
].Events
|= AFD_EVENT_SEND
;
478 if (exceptfds
!= NULL
) {
479 for (i
= 0; i
< exceptfds
->fd_count
; i
++, j
++) {
480 PollInfo
->Handles
[j
].Handle
= exceptfds
->fd_array
[i
];
481 PollInfo
->Handles
[j
].Events
|=
482 AFD_EVENT_OOB_RECEIVE
| AFD_EVENT_CONNECT_FAIL
;
487 Status
= NtDeviceIoControlFile( (HANDLE
)Sockets
[0]->Handle
,
498 AFD_DbgPrint(MID_TRACE
,("DeviceIoControlFile => %x\n", Status
));
500 /* Wait for Completition */
501 if (Status
== STATUS_PENDING
) {
502 WaitForSingleObject(SockEvent
, 0);
505 /* Clear the Structures */
506 if( readfds
) FD_ZERO(readfds
);
507 if( writefds
) FD_ZERO(writefds
);
508 if( exceptfds
) FD_ZERO(exceptfds
);
510 /* Loop through return structure */
511 HandleCount
= PollInfo
->HandleCount
;
513 /* Return in FDSET Format */
514 for (i
= 0; i
< HandleCount
; i
++) {
515 for(x
= 1; x
; x
<<=1) {
516 switch (PollInfo
->Handles
[i
].Events
& x
) {
517 case AFD_EVENT_RECEIVE
:
518 case AFD_EVENT_DISCONNECT
:
519 case AFD_EVENT_ABORT
:
520 case AFD_EVENT_ACCEPT
:
521 case AFD_EVENT_CLOSE
:
522 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
523 PollInfo
->Handles
[i
].Events
,
524 PollInfo
->Handles
[i
].Handle
));
526 if( readfds
) FD_SET(PollInfo
->Handles
[i
].Handle
, readfds
);
527 case AFD_EVENT_SEND
: case AFD_EVENT_CONNECT
:
528 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
529 PollInfo
->Handles
[i
].Events
,
530 PollInfo
->Handles
[i
].Handle
));
532 if( writefds
) FD_SET(PollInfo
->Handles
[i
].Handle
, writefds
);
535 case AFD_EVENT_OOB_RECEIVE
: case AFD_EVENT_CONNECT_FAIL
:
536 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
537 PollInfo
->Handles
[i
].Events
,
538 PollInfo
->Handles
[i
].Handle
));
540 if( exceptfds
) FD_SET(PollInfo
->Handles
[i
].Handle
, exceptfds
);
546 NtClose( SockEvent
);
547 switch( IOSB
.Status
) {
549 case STATUS_TIMEOUT
: *lpErrno
= 0; break;
550 default: *lpErrno
= WSAEINVAL
;
553 AFD_DbgPrint(MID_TRACE
,("%d events\n", OutCount
));
562 struct sockaddr
*SocketAddress
,
563 int *SocketAddressLength
,
564 LPCONDITIONPROC lpfnCondition
,
565 DWORD_PTR dwCallbackData
,
568 IO_STATUS_BLOCK IOSB
;
569 PAFD_RECEIVED_ACCEPT_DATA ListenReceiveData
;
570 AFD_ACCEPT_DATA AcceptData
;
571 AFD_DEFER_ACCEPT_DATA DeferData
;
572 AFD_PENDING_ACCEPT_DATA PendingAcceptData
;
573 PSOCKET_INFORMATION Socket
= NULL
;
575 struct fd_set ReadSet
;
576 struct timeval Timeout
;
578 ULONG PendingDataLength
;
579 PVOID CalleeDataBuffer
;
580 WSABUF CallerData
, CalleeID
, CallerID
, CalleeData
;
581 PSOCKADDR RemoteAddress
= NULL
;
584 WSAPROTOCOL_INFOW ProtocolInfo
;
586 UCHAR ReceiveBuffer
[0x1A];
589 Status
= NtCreateEvent( &SockEvent
, GENERIC_READ
| GENERIC_WRITE
,
592 if( !NT_SUCCESS(Status
) ) return -1;
594 /* Dynamic Structure...ugh */
595 ListenReceiveData
= (PAFD_RECEIVED_ACCEPT_DATA
)ReceiveBuffer
;
597 /* Get the Socket Structure associate to this Socket*/
598 Socket
= GetSocketStructure(Handle
);
600 /* If this is non-blocking, make sure there's something for us to accept */
602 FD_SET(Socket
->Handle
, &ReadSet
);
605 WSPSelect(0, &ReadSet
, NULL
, NULL
, &Timeout
, NULL
);
606 if (ReadSet
.fd_array
[0] != Socket
->Handle
) return 0;
609 Status
= NtDeviceIoControlFile( (HANDLE
)Socket
->Handle
,
614 IOCTL_AFD_WAIT_FOR_LISTEN
,
618 0xA + sizeof(*ListenReceiveData
));
620 if (lpfnCondition
!= NULL
) {
621 if ((Socket
->SharedData
.ServiceFlags1
& XP1_CONNECT_DATA
) != 0) {
623 /* Find out how much data is pending */
624 PendingAcceptData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
625 PendingAcceptData
.ReturnSize
= TRUE
;
628 Status
= NtDeviceIoControlFile( (HANDLE
)Socket
->Handle
,
633 IOCTL_AFD_GET_PENDING_CONNECT_DATA
,
635 sizeof(PendingAcceptData
),
637 sizeof(PendingAcceptData
));
639 /* How much data to allocate */
640 PendingDataLength
= IOSB
.Information
;
642 if (PendingDataLength
) {
644 /* Allocate needed space */
645 PendingData
= HeapAlloc(GlobalHeap
, 0, PendingDataLength
);
647 /* We want the data now */
648 PendingAcceptData
.ReturnSize
= FALSE
;
651 Status
= NtDeviceIoControlFile( (HANDLE
)Socket
->Handle
,
656 IOCTL_AFD_GET_PENDING_CONNECT_DATA
,
658 sizeof(PendingAcceptData
),
665 if ((Socket
->SharedData
.ServiceFlags1
& XP1_QOS_SUPPORTED
) != 0) {
666 /* I don't support this yet */
669 /* Build Callee ID */
670 CalleeID
.buf
= (PVOID
)Socket
->LocalAddress
;
671 CalleeID
.len
= Socket
->SharedData
.SizeOfLocalAddress
;
673 /* Set up Address in SOCKADDR Format */
674 RtlCopyMemory (RemoteAddress
,
675 &ListenReceiveData
->Address
.Address
[0].AddressType
,
676 sizeof(RemoteAddress
));
678 /* Build Caller ID */
679 CallerID
.buf
= (PVOID
)RemoteAddress
;
680 CallerID
.len
= sizeof(RemoteAddress
);
682 /* Build Caller Data */
683 CallerData
.buf
= PendingData
;
684 CallerData
.len
= PendingDataLength
;
686 /* Check if socket supports Conditional Accept */
687 if (Socket
->SharedData
.UseDelayedAcceptance
!= 0) {
689 /* Allocate Buffer for Callee Data */
690 CalleeDataBuffer
= HeapAlloc(GlobalHeap
, 0, 4096);
691 CalleeData
.buf
= CalleeDataBuffer
;
692 CalleeData
.len
= 4096;
701 /* Call the Condition Function */
702 CallBack
= (lpfnCondition
)( &CallerID
,
703 CallerData
.buf
== NULL
709 CalleeData
.buf
== NULL
715 if (((CallBack
== CF_ACCEPT
) && GroupID
) != 0) {
716 /* TBD: Check for Validity */
719 if (CallBack
== CF_ACCEPT
) {
721 if ((Socket
->SharedData
.ServiceFlags1
& XP1_QOS_SUPPORTED
) != 0) {
722 /* I don't support this yet */
725 if (CalleeData
.buf
) {
726 // SockSetConnectData Sockets(SocketID), IOCTL_AFD_SET_CONNECT_DATA, CalleeData.Buffer, CalleeData.BuffSize, 0
730 /* Callback rejected. Build Defer Structure */
731 DeferData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
732 DeferData
.RejectConnection
= (CallBack
== CF_REJECT
);
735 Status
= NtDeviceIoControlFile( (HANDLE
)Socket
->Handle
,
740 IOCTL_AFD_DEFER_ACCEPT
,
746 NtClose( SockEvent
);
748 if (CallBack
== CF_REJECT
) {
749 return WSAECONNREFUSED
;
756 /* Create a new Socket */
757 ProtocolInfo
.dwCatalogEntryId
= Socket
->SharedData
.CatalogEntryId
;
758 ProtocolInfo
.dwServiceFlags1
= Socket
->SharedData
.ServiceFlags1
;
759 ProtocolInfo
.dwProviderFlags
= Socket
->SharedData
.ProviderFlags
;
760 AcceptSocket
= WSPSocket (Socket
->SharedData
.AddressFamily
,
761 Socket
->SharedData
.SocketType
,
762 Socket
->SharedData
.Protocol
,
765 Socket
->SharedData
.CreateFlags
,
768 /* Set up the Accept Structure */
769 AcceptData
.ListenHandle
= AcceptSocket
;
770 AcceptData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
772 /* Send IOCTL to Accept */
773 Status
= NtDeviceIoControlFile( (HANDLE
)Socket
->Handle
,
784 /* Return Address in SOCKADDR FORMAT */
785 RtlCopyMemory (SocketAddress
,
786 &ListenReceiveData
->Address
.Address
[0].AddressType
,
787 sizeof(RemoteAddress
));
789 NtClose( SockEvent
);
799 struct sockaddr
* SocketAddress
,
800 int SocketAddressLength
,
801 LPWSABUF lpCallerData
,
802 LPWSABUF lpCalleeData
,
807 IO_STATUS_BLOCK IOSB
;
808 PAFD_CONNECT_INFO ConnectInfo
;
809 PSOCKET_INFORMATION Socket
= NULL
;
811 UCHAR ConnectBuffer
[0x22];
812 ULONG ConnectDataLength
;
813 ULONG InConnectDataLength
;
814 UINT BindAddressLength
;
815 PSOCKADDR BindAddress
;
818 Status
= NtCreateEvent( &SockEvent
, GENERIC_READ
| GENERIC_WRITE
,
821 if( !NT_SUCCESS(Status
) ) return -1;
823 AFD_DbgPrint(MID_TRACE
,("Called\n"));
825 /* Get the Socket Structure associate to this Socket*/
826 Socket
= GetSocketStructure(Handle
);
829 if (Socket
->SharedData
.State
== SocketOpen
) {
831 /* Get the Wildcard Address */
832 BindAddressLength
= Socket
->HelperData
->MaxWSAddressLength
;
833 BindAddress
= HeapAlloc(GetProcessHeap(), 0, BindAddressLength
);
834 Socket
->HelperData
->WSHGetWildcardSockaddr (Socket
->HelperContext
,
839 WSPBind(Handle
, BindAddress
, BindAddressLength
, NULL
);
842 /* Set the Connect Data */
843 if (lpCallerData
!= NULL
) {
844 ConnectDataLength
= lpCallerData
->len
;
845 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
850 IOCTL_AFD_SET_CONNECT_DATA
,
857 /* Dynamic Structure...ugh */
858 ConnectInfo
= (PAFD_CONNECT_INFO
)ConnectBuffer
;
860 /* Set up Address in TDI Format */
861 ConnectInfo
->RemoteAddress
.TAAddressCount
= 1;
862 ConnectInfo
->RemoteAddress
.Address
[0].AddressLength
= SocketAddressLength
- sizeof(SocketAddress
->sa_family
);
863 RtlCopyMemory (&ConnectInfo
->RemoteAddress
.Address
[0].AddressType
,
865 SocketAddressLength
);
867 /* Tell AFD that we want Connection Data back, have it allocate a buffer */
868 if (lpCalleeData
!= NULL
) {
869 InConnectDataLength
= lpCalleeData
->len
;
870 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
875 IOCTL_AFD_SET_CONNECT_DATA_SIZE
,
876 &InConnectDataLength
,
877 sizeof(InConnectDataLength
),
882 /* AFD doesn't seem to care if these are invalid, but let's 0 them anyways */
883 ConnectInfo
->Root
= 0;
884 ConnectInfo
->UseSAN
= FALSE
;
885 ConnectInfo
->Unknown
= 0;
888 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
899 /* Get any pending connect data */
900 if (lpCalleeData
!= NULL
) {
901 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
906 IOCTL_AFD_GET_CONNECT_DATA
,
913 AFD_DbgPrint(MID_TRACE
,("Ending\n"));
915 NtClose( SockEvent
);
927 IO_STATUS_BLOCK IOSB
;
928 AFD_DISCONNECT_INFO DisconnectInfo
;
929 PSOCKET_INFORMATION Socket
= NULL
;
933 Status
= NtCreateEvent( &SockEvent
, GENERIC_READ
| GENERIC_WRITE
,
936 if( !NT_SUCCESS(Status
) ) return -1;
938 AFD_DbgPrint(MID_TRACE
,("Called\n"));
940 /* Get the Socket Structure associate to this Socket*/
941 Socket
= GetSocketStructure(Handle
);
943 /* Set AFD Disconnect Type */
947 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_RECV
;
948 Socket
->SharedData
.ReceiveShutdown
= TRUE
;
952 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_SEND
;
953 Socket
->SharedData
.SendShutdown
= TRUE
;
957 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_RECV
| AFD_DISCONNECT_SEND
;
958 Socket
->SharedData
.ReceiveShutdown
= TRUE
;
959 Socket
->SharedData
.SendShutdown
= TRUE
;
963 DisconnectInfo
.Timeout
= RtlConvertLongToLargeInteger(-1);
966 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
971 IOCTL_AFD_DISCONNECT
,
973 sizeof(DisconnectInfo
),
977 /* Wait for return */
978 if (Status
== STATUS_PENDING
) {
979 WaitForSingleObject(SockEvent
, 0);
982 AFD_DbgPrint(MID_TRACE
,("Ending\n"));
984 NtClose( SockEvent
);
995 IN OUT LPINT namelen
,
1006 OUT LPSOCKADDR name
,
1007 IN OUT LPINT namelen
,
1018 IN DWORD dwIoControlCode
,
1019 IN LPVOID lpvInBuffer
,
1020 IN DWORD cbInBuffer
,
1021 OUT LPVOID lpvOutBuffer
,
1022 IN DWORD cbOutBuffer
,
1023 OUT LPDWORD lpcbBytesReturned
,
1024 IN LPWSAOVERLAPPED lpOverlapped
,
1025 IN LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine
,
1026 IN LPWSATHREADID lpThreadId
,
1029 PSOCKET_INFORMATION Socket
= NULL
;
1031 /* Get the Socket Structure associate to this Socket*/
1032 Socket
= GetSocketStructure(Handle
);
1034 switch( dwIoControlCode
) {
1036 if( cbInBuffer
< sizeof(INT
) ) return -1;
1037 Socket
->SharedData
.NonBlocking
= *((PINT
)lpvInBuffer
) ? 1 : 0;
1038 AFD_DbgPrint(MID_TRACE
,("[%x] Set nonblocking %d\n",
1039 Handle
, Socket
->SharedData
.NonBlocking
));
1050 IN WORD wVersionRequested
,
1051 OUT LPWSPDATA lpWSPData
,
1052 IN LPWSAPROTOCOL_INFOW lpProtocolInfo
,
1053 IN WSPUPCALLTABLE UpcallTable
,
1054 OUT LPWSPPROC_TABLE lpProcTable
)
1056 * FUNCTION: Initialize service provider for a client
1058 * wVersionRequested = Highest WinSock SPI version that the caller can use
1059 * lpWSPData = Address of WSPDATA structure to initialize
1060 * lpProtocolInfo = Pointer to structure that defines the desired protocol
1061 * UpcallTable = Pointer to upcall table of the WinSock DLL
1062 * lpProcTable = Address of procedure table to initialize
1064 * Status of operation
1069 AFD_DbgPrint(MAX_TRACE
, ("wVersionRequested (0x%X) \n", wVersionRequested
));
1073 Upcalls
= UpcallTable
;
1075 if (Status
== NO_ERROR
) {
1076 lpProcTable
->lpWSPAccept
= WSPAccept
;
1077 lpProcTable
->lpWSPAddressToString
= WSPAddressToString
;
1078 lpProcTable
->lpWSPAsyncSelect
= WSPAsyncSelect
;
1079 lpProcTable
->lpWSPBind
= (LPWSPBIND
)WSPBind
;
1080 lpProcTable
->lpWSPCancelBlockingCall
= WSPCancelBlockingCall
;
1081 lpProcTable
->lpWSPCleanup
= WSPCleanup
;
1082 lpProcTable
->lpWSPCloseSocket
= WSPCloseSocket
;
1083 lpProcTable
->lpWSPConnect
= (LPWSPCONNECT
)WSPConnect
;
1084 lpProcTable
->lpWSPDuplicateSocket
= WSPDuplicateSocket
;
1085 lpProcTable
->lpWSPEnumNetworkEvents
= WSPEnumNetworkEvents
;
1086 lpProcTable
->lpWSPEventSelect
= WSPEventSelect
;
1087 lpProcTable
->lpWSPGetOverlappedResult
= WSPGetOverlappedResult
;
1088 lpProcTable
->lpWSPGetPeerName
= WSPGetPeerName
;
1089 lpProcTable
->lpWSPGetSockName
= WSPGetSockName
;
1090 lpProcTable
->lpWSPGetSockOpt
= WSPGetSockOpt
;
1091 lpProcTable
->lpWSPGetQOSByName
= WSPGetQOSByName
;
1092 lpProcTable
->lpWSPIoctl
= WSPIoctl
;
1093 lpProcTable
->lpWSPJoinLeaf
= (LPWSPJOINLEAF
)WSPJoinLeaf
;
1094 lpProcTable
->lpWSPListen
= WSPListen
;
1095 lpProcTable
->lpWSPRecv
= WSPRecv
;
1096 lpProcTable
->lpWSPRecvDisconnect
= WSPRecvDisconnect
;
1097 lpProcTable
->lpWSPRecvFrom
= WSPRecvFrom
;
1098 lpProcTable
->lpWSPSelect
= WSPSelect
;
1099 lpProcTable
->lpWSPSend
= WSPSend
;
1100 lpProcTable
->lpWSPSendDisconnect
= WSPSendDisconnect
;
1101 lpProcTable
->lpWSPSendTo
= (LPWSPSENDTO
)WSPSendTo
;
1102 lpProcTable
->lpWSPSetSockOpt
= WSPSetSockOpt
;
1103 lpProcTable
->lpWSPShutdown
= WSPShutdown
;
1104 lpProcTable
->lpWSPSocket
= WSPSocket
;
1105 lpProcTable
->lpWSPStringToAddress
= WSPStringToAddress
;
1107 lpWSPData
->wVersion
= MAKEWORD(2, 2);
1108 lpWSPData
->wHighVersion
= MAKEWORD(2, 2);
1111 AFD_DbgPrint(MAX_TRACE
, ("Status (%d).\n", Status
));
1122 * FUNCTION: Cleans up service provider for a client
1124 * lpErrno = Address of buffer for error information
1126 * 0 if successful, or SOCKET_ERROR if not
1129 AFD_DbgPrint(MAX_TRACE
, ("\n"));
1132 AFD_DbgPrint(MAX_TRACE
, ("Leaving.\n"));
1134 *lpErrno
= NO_ERROR
;
1142 GetSocketInformation(
1143 PSOCKET_INFORMATION Socket
,
1144 ULONG AfdInformationClass
,
1145 PULONG Ulong OPTIONAL
,
1146 PLARGE_INTEGER LargeInteger OPTIONAL
)
1148 IO_STATUS_BLOCK IOSB
;
1153 Status
= NtCreateEvent( &SockEvent
, GENERIC_READ
| GENERIC_WRITE
,
1156 if( !NT_SUCCESS(Status
) ) return -1;
1158 /* Set Info Class */
1159 InfoData
.InformationClass
= AfdInformationClass
;
1162 Status
= NtDeviceIoControlFile( (HANDLE
)Socket
->Handle
,
1173 /* Wait for return */
1174 if (Status
== STATUS_PENDING
) {
1175 WaitForSingleObject(SockEvent
, 0);
1178 /* Return Information */
1179 *Ulong
= InfoData
.Information
.Ulong
;
1180 if (LargeInteger
!= NULL
) {
1181 *LargeInteger
= InfoData
.Information
.LargeInteger
;
1184 NtClose( SockEvent
);
1192 SetSocketInformation(
1193 PSOCKET_INFORMATION Socket
,
1194 ULONG AfdInformationClass
,
1195 PULONG Ulong OPTIONAL
,
1196 PLARGE_INTEGER LargeInteger OPTIONAL
)
1198 IO_STATUS_BLOCK IOSB
;
1203 Status
= NtCreateEvent( &SockEvent
, GENERIC_READ
| GENERIC_WRITE
,
1206 if( !NT_SUCCESS(Status
) ) return -1;
1208 /* Set Info Class */
1209 InfoData
.InformationClass
= AfdInformationClass
;
1211 /* Set Information */
1212 InfoData
.Information
.Ulong
= *Ulong
;
1213 if (LargeInteger
!= NULL
) {
1214 InfoData
.Information
.LargeInteger
= *LargeInteger
;
1218 Status
= NtDeviceIoControlFile( (HANDLE
)Socket
->Handle
,
1229 /* Wait for return */
1230 if (Status
== STATUS_PENDING
) {
1231 WaitForSingleObject(SockEvent
, 0);
1234 NtClose( SockEvent
);
1246 for (i
=0; i
<SocketCount
; i
++) {
1247 if (Sockets
[i
]->Handle
== Handle
) {
1254 int CreateContext(PSOCKET_INFORMATION Socket
)
1256 IO_STATUS_BLOCK IOSB
;
1257 SOCKET_CONTEXT ContextData
;
1261 Status
= NtCreateEvent( &SockEvent
, GENERIC_READ
| GENERIC_WRITE
,
1264 if( !NT_SUCCESS(Status
) ) return -1;
1266 /* Create Context */
1267 ContextData
.SharedData
= Socket
->SharedData
;
1268 ContextData
.SizeOfHelperData
= 0;
1269 RtlCopyMemory (&ContextData
.LocalAddress
,
1270 Socket
->LocalAddress
,
1271 Socket
->SharedData
.SizeOfLocalAddress
);
1272 RtlCopyMemory (&ContextData
.RemoteAddress
,
1273 Socket
->RemoteAddress
,
1274 Socket
->SharedData
.SizeOfRemoteAddress
);
1277 Status
= NtDeviceIoControlFile( (HANDLE
)Socket
->Handle
,
1282 IOCTL_AFD_SET_CONTEXT
,
1284 sizeof(ContextData
),
1288 /* Wait for Completition */
1289 if (Status
== STATUS_PENDING
) {
1290 WaitForSingleObject(SockEvent
, 0);
1293 NtClose( SockEvent
);
1298 BOOLEAN
SockCreateOrReferenceAsyncThread(VOID
)
1300 HANDLE hAsyncThread
;
1301 DWORD AsyncThreadId
;
1303 OBJECT_HANDLE_ATTRIBUTE_INFORMATION HandleFlags
;
1306 /* Check if the Thread Already Exists */
1307 if (SockAsyncThreadRefCount
) {
1311 /* Create the Completion Port */
1312 if (!SockAsyncCompletionPort
) {
1313 Status
= NtCreateIoCompletion(&SockAsyncCompletionPort
,
1314 IO_COMPLETION_ALL_ACCESS
,
1316 2); // Allow 2 threads only
1318 /* Protect Handle */
1319 HandleFlags
.ProtectFromClose
= TRUE
;
1320 HandleFlags
.Inherit
= FALSE
;
1321 Status
= NtSetInformationObject(SockAsyncCompletionPort
,
1322 ObjectHandleInformation
,
1324 sizeof(HandleFlags
));
1327 /* Create the Async Event */
1328 Status
= NtCreateEvent(&AsyncEvent
,
1334 /* Create the Async Thread */
1335 hAsyncThread
= CreateThread(NULL
,
1337 (LPTHREAD_START_ROUTINE
)SockAsyncThread
,
1342 /* Close the Handle */
1343 NtClose(hAsyncThread
);
1345 /* Increase the Reference Count */
1346 SockAsyncThreadRefCount
++;
1350 int SockAsyncThread(PVOID ThreadParam
)
1353 PASYNC_COMPLETION_ROUTINE AsyncCompletionRoutine
;
1354 IO_STATUS_BLOCK IOSB
;
1356 LARGE_INTEGER Timeout
;
1358 /* Make the Thread Higher Priority */
1359 SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_ABOVE_NORMAL
);
1361 /* Do a KQUEUE/WorkItem Style Loop, thanks to IoCompletion Ports */
1363 Status
= NtRemoveIoCompletion (SockAsyncCompletionPort
,
1364 (PVOID
*)&AsyncCompletionRoutine
,
1369 /* Call the Async Function */
1370 if (NT_SUCCESS(Status
)) {
1371 //(*AsyncCompletionRoutine)(AsyncContext, IOSB);
1373 /* It Failed, sleep for a second */
1376 } while ((Status
!= STATUS_TIMEOUT
));
1378 /* The Thread has Ended */
1382 BOOLEAN
SockGetAsyncSelectHelperAfdHandle(VOID
)
1384 UNICODE_STRING AfdHelper
;
1385 OBJECT_ATTRIBUTES ObjectAttributes
;
1386 IO_STATUS_BLOCK IoSb
;
1388 FILE_COMPLETION_INFORMATION CompletionInfo
;
1389 OBJECT_HANDLE_ATTRIBUTE_INFORMATION HandleFlags
;
1391 /* First, make sure we're not already intialized */
1392 if (SockAsyncHelperAfdHandle
) {
1396 /* Set up Handle Name and Object */
1397 RtlInitUnicodeString(&AfdHelper
, L
"\\Device\\Afd\\AsyncSelectHlp" );
1398 InitializeObjectAttributes(&ObjectAttributes
,
1400 OBJ_INHERIT
| OBJ_CASE_INSENSITIVE
,
1404 /* Open the Handle to AFD */
1405 Status
= NtCreateFile(&SockAsyncHelperAfdHandle
,
1406 GENERIC_READ
| GENERIC_WRITE
| SYNCHRONIZE
,
1411 FILE_SHARE_READ
| FILE_SHARE_WRITE
,
1418 * Now Set up the Completion Port Information
1419 * This means that whenever a Poll is finished, the routine will be executed
1421 CompletionInfo
.Port
= SockAsyncCompletionPort
;
1422 CompletionInfo
.Key
= SockAsyncSelectCompletionRoutine
;
1423 Status
= NtSetInformationFile(SockAsyncHelperAfdHandle
,
1426 sizeof(CompletionInfo
),
1427 FileCompletionInformation
);
1430 /* Protect the Handle */
1431 HandleFlags
.ProtectFromClose
= TRUE
;
1432 HandleFlags
.Inherit
= FALSE
;
1433 Status
= NtSetInformationObject(SockAsyncCompletionPort
,
1434 ObjectHandleInformation
,
1436 sizeof(HandleFlags
));
1439 /* Set this variable to true so that Send/Recv/Accept will know wether to renable disabled events */
1440 SockAsyncSelectCalled
= TRUE
;
1444 VOID
SockAsyncSelectCompletionRoutine(PVOID Context
, PIO_STATUS_BLOCK IoStatusBlock
)
1447 PASYNC_DATA AsyncData
= Context
;
1448 PSOCKET_INFORMATION Socket
;
1451 /* Get the Socket */
1452 Socket
= AsyncData
->ParentSocket
;
1454 /* Check if the Sequence Number Changed behind our back */
1455 if (AsyncData
->SequenceNumber
!= Socket
->SharedData
.SequenceNumber
){
1459 /* Check we were manually called b/c of a failure */
1460 if (!NT_SUCCESS(IoStatusBlock
->Status
)) {
1461 /* FIXME: Perform Upcall */
1466 for (x
= 1; x
; x
<<=1) {
1467 switch (AsyncData
->AsyncSelectInfo
.Handles
[0].Events
& x
) {
1468 case AFD_EVENT_RECEIVE
:
1469 if ((Socket
->SharedData
.AsyncEvents
& FD_READ
) && (!Socket
->SharedData
.AsyncDisabledEvents
& FD_READ
)) {
1470 /* Make the Notifcation */
1471 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
1472 Socket
->SharedData
.wMsg
,
1474 WSAMAKESELECTREPLY(FD_READ
, 0));
1475 /* Disable this event until the next read(); */
1476 Socket
->SharedData
.AsyncDisabledEvents
|= FD_READ
;
1479 case AFD_EVENT_OOB_RECEIVE
:
1480 if ((Socket
->SharedData
.AsyncEvents
& FD_OOB
) && (!Socket
->SharedData
.AsyncDisabledEvents
& FD_OOB
)) {
1481 /* Make the Notifcation */
1482 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
1483 Socket
->SharedData
.wMsg
,
1485 WSAMAKESELECTREPLY(FD_OOB
, 0));
1486 /* Disable this event until the next read(); */
1487 Socket
->SharedData
.AsyncDisabledEvents
|= FD_OOB
;
1490 case AFD_EVENT_SEND
:
1491 if ((Socket
->SharedData
.AsyncEvents
& FD_WRITE
) && (!Socket
->SharedData
.AsyncDisabledEvents
& FD_WRITE
)) {
1492 /* Make the Notifcation */
1493 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
1494 Socket
->SharedData
.wMsg
,
1496 WSAMAKESELECTREPLY(FD_WRITE
, 0));
1497 /* Disable this event until the next write(); */
1498 Socket
->SharedData
.AsyncDisabledEvents
|= FD_WRITE
;
1501 case AFD_EVENT_ACCEPT
:
1502 if ((Socket
->SharedData
.AsyncEvents
& FD_ACCEPT
) && (!Socket
->SharedData
.AsyncDisabledEvents
& FD_ACCEPT
)) {
1503 /* Make the Notifcation */
1504 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
1505 Socket
->SharedData
.wMsg
,
1507 WSAMAKESELECTREPLY(FD_ACCEPT
, 0));
1508 /* Disable this event until the next accept(); */
1509 Socket
->SharedData
.AsyncDisabledEvents
|= FD_ACCEPT
;
1512 case AFD_EVENT_DISCONNECT
:
1513 case AFD_EVENT_ABORT
:
1514 case AFD_EVENT_CLOSE
:
1515 if ((Socket
->SharedData
.AsyncEvents
& FD_CLOSE
) && (!Socket
->SharedData
.AsyncDisabledEvents
& FD_CLOSE
)) {
1516 /* Make the Notifcation */
1517 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
1518 Socket
->SharedData
.wMsg
,
1520 WSAMAKESELECTREPLY(FD_CLOSE
, 0));
1521 /* Disable this event forever; */
1522 Socket
->SharedData
.AsyncDisabledEvents
|= FD_CLOSE
;
1525 /* FIXME: Support QOS */
1529 /* Check if there are any events left for us to check */
1530 if ((Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
)) == 0 ) {
1535 SockProcessAsyncSelect(Socket
, AsyncData
);
1539 VOID
SockProcessAsyncSelect(PSOCKET_INFORMATION Socket
, PASYNC_DATA AsyncData
)
1542 ULONG lNetworkEvents
;
1545 /* Set up the Async Data Event Info */
1546 AsyncData
->AsyncSelectInfo
.Timeout
.HighPart
= 0x7FFFFFFF;
1547 AsyncData
->AsyncSelectInfo
.Timeout
.LowPart
= 0xFFFFFFFF;
1548 AsyncData
->AsyncSelectInfo
.HandleCount
= 1;
1549 AsyncData
->AsyncSelectInfo
.Exclusive
= TRUE
;
1550 AsyncData
->AsyncSelectInfo
.Handles
[0].Handle
= Socket
->Handle
;
1551 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
= 0;
1553 /* Remove unwanted events */
1554 lNetworkEvents
= Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
);
1556 /* Set Events to wait for */
1557 if (lNetworkEvents
& FD_READ
) {
1558 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_RECEIVE
;
1561 if (lNetworkEvents
& FD_WRITE
) {
1562 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_SEND
;
1565 if (lNetworkEvents
& FD_OOB
) {
1566 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_OOB_RECEIVE
;
1569 if (lNetworkEvents
& FD_ACCEPT
) {
1570 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_ACCEPT
;
1573 if (lNetworkEvents
& FD_CONNECT
) {
1574 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_CONNECT
| AFD_EVENT_CONNECT_FAIL
;
1577 if (lNetworkEvents
& FD_CLOSE
) {
1578 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_DISCONNECT
| AFD_EVENT_ABORT
;
1581 if (lNetworkEvents
& FD_QOS
) {
1582 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_QOS
;
1585 if (lNetworkEvents
& FD_GROUP_QOS
) {
1586 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_GROUP_QOS
;
1590 Status
= NtDeviceIoControlFile (SockAsyncHelperAfdHandle
,
1594 &AsyncData
->IoStatusBlock
,
1596 &AsyncData
->AsyncSelectInfo
,
1597 sizeof(AsyncData
->AsyncSelectInfo
),
1598 &AsyncData
->AsyncSelectInfo
,
1599 sizeof(AsyncData
->AsyncSelectInfo
));
1601 /* I/O Manager Won't call the completion routine, let's do it manually */
1602 if (NT_SUCCESS(Status
)) {
1605 AsyncData
->IoStatusBlock
.Status
= Status
;
1606 SockAsyncSelectCompletionRoutine(AsyncData
, &AsyncData
->IoStatusBlock
);
1610 VOID
SockProcessQueuedAsyncSelect(PVOID Context
, PIO_STATUS_BLOCK IoStatusBlock
)
1612 PASYNC_DATA AsyncData
= Context
;
1613 PSOCKET_INFORMATION Socket
;
1615 /* Get the Socket */
1616 Socket
= AsyncData
->ParentSocket
;
1618 /* If someone closed it, stop the function */
1619 if (Socket
->SharedData
.State
!= SocketClosed
) {
1620 /* Check if the Sequence Number changed by now, in which case quit */
1621 if (AsyncData
->SequenceNumber
== Socket
->SharedData
.SequenceNumber
) {
1622 /* Do the actuall select, if needed */
1623 if ((Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
))) {
1624 SockProcessAsyncSelect(Socket
, AsyncData
);
1629 /* Free the Context */
1630 HeapFree(GetProcessHeap(), 0, AsyncData
);
1636 DllMain(HANDLE hInstDll
,
1642 case DLL_PROCESS_ATTACH
:
1644 AFD_DbgPrint(MAX_TRACE
, ("Loading MSAFD.DLL \n"));
1646 /* Don't need thread attach notifications
1647 so disable them to improve performance */
1648 DisableThreadLibraryCalls(hInstDll
);
1650 /* List of DLL Helpers */
1651 InitializeListHead(&SockHelpersListHead
);
1653 /* Heap to use when allocating */
1654 GlobalHeap
= GetProcessHeap();
1656 /* Allocate Heap for 1024 Sockets, can be expanded later */
1657 Sockets
= HeapAlloc(GetProcessHeap(), 0, sizeof(PSOCKET_INFORMATION
) * 1024);
1659 AFD_DbgPrint(MAX_TRACE
, ("MSAFD.DLL has been loaded\n"));
1663 case DLL_THREAD_ATTACH
:
1666 case DLL_THREAD_DETACH
:
1669 case DLL_PROCESS_DETACH
:
1673 AFD_DbgPrint(MAX_TRACE
, ("DllMain of msafd.dll (leaving)\n"));