706 lines
26 KiB
C
706 lines
26 KiB
C
/*++
|
|
|
|
Copyright (c) 1989-1999 Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
afddata.c
|
|
|
|
Abstract:
|
|
|
|
This module contains global data for AFD.
|
|
|
|
Author:
|
|
|
|
David Treadwell (davidtr) 21-Feb-1992
|
|
|
|
Revision History:
|
|
Vadim Eydelman (vadime)
|
|
1998-1999 NT5.0 Optimization changes
|
|
|
|
--*/
|
|
|
|
#include "afdp.h"
|
|
|
|
#ifdef ALLOC_PRAGMA
|
|
#pragma alloc_text( INIT, AfdInitializeData )
|
|
#endif
|
|
|
|
PDEVICE_OBJECT AfdDeviceObject;
|
|
|
|
LIST_ENTRY AfdEndpointListHead;
|
|
LIST_ENTRY AfdConstrainedEndpointListHead;
|
|
|
|
LIST_ENTRY AfdPollListHead;
|
|
AFD_QSPIN_LOCK AfdPollListLock;
|
|
|
|
LIST_ENTRY AfdTransportInfoListHead;
|
|
KEVENT AfdContextWaitEvent;
|
|
|
|
PKPROCESS AfdSystemProcess;
|
|
|
|
//
|
|
// Global data which must always be in nonpaged pool,
|
|
// even when the driver is paged out (resource, lookaside lists).
|
|
//
|
|
PAFD_GLOBAL_DATA AfdGlobalData;
|
|
|
|
//
|
|
// Globals for dealing with AFD's executive worker thread.
|
|
//
|
|
|
|
LIST_ENTRY AfdWorkQueueListHead;
|
|
BOOLEAN AfdWorkThreadRunning = FALSE;
|
|
PIO_WORKITEM AfdWorkQueueItem;
|
|
|
|
//
|
|
// Globals to track the buffers used by AFD.
|
|
//
|
|
|
|
ULONG AfdLargeBufferListDepth;
|
|
ULONG AfdMediumBufferListDepth;
|
|
ULONG AfdSmallBufferListDepth;
|
|
ULONG AfdBufferTagListDepth;
|
|
|
|
CLONG AfdLargeBufferSize; // default == AfdBufferLengthForOnePage
|
|
CLONG AfdMediumBufferSize = AFD_DEFAULT_MEDIUM_BUFFER_SIZE;
|
|
CLONG AfdSmallBufferSize = AFD_DEFAULT_SMALL_BUFFER_SIZE;
|
|
CLONG AfdBufferTagSize = AFD_DEFAULT_TAG_BUFFER_SIZE;
|
|
|
|
ULONG AfdCacheLineSize;
|
|
CLONG AfdBufferLengthForOnePage;
|
|
ULONG AfdBufferOverhead;
|
|
ULONG AfdBufferAlignment;
|
|
ULONG AfdAlignmentTableSize;
|
|
ULONG AfdAlignmentOverhead;
|
|
|
|
//
|
|
// Globals for tuning TransmitFile().
|
|
//
|
|
|
|
LIST_ENTRY AfdQueuedTransmitFileListHead;
|
|
AFD_QSPIN_LOCK AfdQueuedTransmitFileSpinLock;
|
|
ULONG AfdActiveTransmitFileCount;
|
|
ULONG AfdMaxActiveTransmitFileCount;
|
|
ULONG AfdDefaultTransmitWorker = AFD_DEFAULT_TRANSMIT_WORKER;
|
|
|
|
//
|
|
// Various pieces of configuration information, with default values.
|
|
//
|
|
|
|
CLONG AfdStandardAddressLength = AFD_DEFAULT_STD_ADDRESS_LENGTH;
|
|
CCHAR AfdIrpStackSize = AFD_DEFAULT_IRP_STACK_SIZE;
|
|
CCHAR AfdPriorityBoost = AFD_DEFAULT_PRIORITY_BOOST;
|
|
|
|
ULONG AfdFastSendDatagramThreshold = AFD_FAST_SEND_DATAGRAM_THRESHOLD;
|
|
ULONG AfdTPacketsCopyThreshold = AFD_TPACKETS_COPY_THRESHOLD;
|
|
|
|
CLONG AfdReceiveWindowSize;
|
|
CLONG AfdSendWindowSize;
|
|
|
|
CLONG AfdTransmitIoLength;
|
|
CLONG AfdMaxFastTransmit = AFD_DEFAULT_MAX_FAST_TRANSMIT;
|
|
CLONG AfdMaxFastCopyTransmit = AFD_DEFAULT_MAX_FAST_COPY_TRANSMIT;
|
|
|
|
|
|
ULONG AfdEndpointsOpened = 0;
|
|
ULONG AfdEndpointsCleanedUp = 0;
|
|
ULONG AfdEndpointsClosed = 0;
|
|
ULONG AfdEndpointsFreeing = 0;
|
|
ULONG AfdConnectionsFreeing = 0;
|
|
|
|
BOOLEAN AfdIgnorePushBitOnReceives = FALSE;
|
|
|
|
BOOLEAN AfdEnableDynamicBacklog = AFD_DEFAULT_ENABLE_DYNAMIC_BACKLOG;
|
|
LONG AfdMinimumDynamicBacklog = AFD_DEFAULT_MINIMUM_DYNAMIC_BACKLOG;
|
|
LONG AfdMaximumDynamicBacklog = AFD_DEFAULT_MAXIMUM_DYNAMIC_BACKLOG;
|
|
LONG AfdDynamicBacklogGrowthDelta = AFD_DEFAULT_DYNAMIC_BACKLOG_GROWTH_DELTA;
|
|
|
|
PSECURITY_DESCRIPTOR AfdAdminSecurityDescriptor = NULL;
|
|
BOOLEAN AfdDisableRawSecurity = FALSE;
|
|
BOOLEAN AfdDontShareAddresses = FALSE;
|
|
|
|
BOOLEAN AfdDisableDirectSuperAccept = FALSE;
|
|
BOOLEAN AfdDisableChainedReceive = FALSE;
|
|
#ifdef TDI_SERVICE_SEND_AND_DISCONNECT
|
|
BOOLEAN AfdUseTdiSendAndDisconnect = TRUE;
|
|
#endif //TDI_SERVICE_SEND_AND_DISCONNECT
|
|
|
|
ULONG AfdDefaultTpInfoElementCount = 3;
|
|
//
|
|
// Data for transport address lists and queued change queries
|
|
//
|
|
HANDLE AfdBindingHandle = NULL;
|
|
LIST_ENTRY AfdAddressEntryList;
|
|
LIST_ENTRY AfdAddressChangeList;
|
|
PERESOURCE AfdAddressListLock = NULL;
|
|
AFD_QSPIN_LOCK AfdAddressChangeLock;
|
|
AFD_WORK_ITEM AfdPnPDeregisterWorker;
|
|
|
|
|
|
|
|
IO_STATUS_BLOCK AfdDontCareIoStatus;
|
|
// Holds TDI connect timeout (-1).
|
|
const LARGE_INTEGER AfdInfiniteTimeout = {-1,-1};
|
|
|
|
SLIST_HEADER AfdLRList;
|
|
KDPC AfdLRListDpc;
|
|
KTIMER AfdLRListTimer;
|
|
AFD_WORK_ITEM AfdLRListWorker;
|
|
LONG AfdLRListCount;
|
|
|
|
SLIST_HEADER AfdLRFileMdlList;
|
|
AFD_LR_LIST_ITEM AfdLRFileMdlListItem;
|
|
|
|
|
|
//
|
|
// Global which holds AFD's discardable code handle, and a BOOLEAN
|
|
// that tells whether AFD is loaded.
|
|
//
|
|
|
|
PVOID AfdDiscardableCodeHandle;
|
|
PKEVENT AfdLoaded = NULL;
|
|
AFD_WORK_ITEM AfdUnloadWorker;
|
|
BOOLEAN AfdVolatileConfig=0;
|
|
HANDLE AfdParametersNotifyHandle;
|
|
WORK_QUEUE_ITEM AfdParametersNotifyWorker;
|
|
PKEVENT AfdParametersUnloadEvent = NULL;
|
|
|
|
// SAN code segment handle, loaded only when SAN support is needed by the app.
|
|
HANDLE AfdSanCodeHandle = NULL;
|
|
// List of SAN helper endpoints
|
|
LIST_ENTRY AfdSanHelperList;
|
|
// San helper endpoint for special service process used for socket handle
|
|
// duplication and provider change notifications.
|
|
PAFD_ENDPOINT AfdSanServiceHelper = NULL;
|
|
// PID of service process.
|
|
HANDLE AfdSanServicePid = NULL;
|
|
// Completion object type (kernel does not export this constant)
|
|
POBJECT_TYPE IoCompletionObjectType = NULL;
|
|
// Provider list sequence number.
|
|
LONG AfdSanProviderListSeqNum = 0;
|
|
|
|
FAST_IO_DISPATCH AfdFastIoDispatch =
|
|
{
|
|
sizeof (FAST_IO_DISPATCH), // SizeOfFastIoDispatch
|
|
NULL, // FastIoCheckIfPossible
|
|
AfdFastIoRead, // FastIoRead
|
|
AfdFastIoWrite, // FastIoWrite
|
|
NULL, // FastIoQueryBasicInfo
|
|
NULL, // FastIoQueryStandardInfo
|
|
NULL, // FastIoLock
|
|
NULL, // FastIoUnlockSingle
|
|
AfdSanFastUnlockAll, // FastIoUnlockAll
|
|
NULL, // FastIoUnlockAllByKey
|
|
AfdFastIoDeviceControl // FastIoDeviceControl
|
|
};
|
|
|
|
//
|
|
// Lookup table to verify incoming IOCTL codes.
|
|
//
|
|
|
|
ULONG AfdIoctlTable[AFD_NUM_IOCTLS] =
|
|
{
|
|
IOCTL_AFD_BIND,
|
|
IOCTL_AFD_CONNECT,
|
|
IOCTL_AFD_START_LISTEN,
|
|
IOCTL_AFD_WAIT_FOR_LISTEN,
|
|
IOCTL_AFD_ACCEPT,
|
|
IOCTL_AFD_RECEIVE,
|
|
IOCTL_AFD_RECEIVE_DATAGRAM,
|
|
IOCTL_AFD_SEND,
|
|
IOCTL_AFD_SEND_DATAGRAM,
|
|
IOCTL_AFD_POLL,
|
|
IOCTL_AFD_PARTIAL_DISCONNECT,
|
|
IOCTL_AFD_GET_ADDRESS,
|
|
IOCTL_AFD_QUERY_RECEIVE_INFO,
|
|
IOCTL_AFD_QUERY_HANDLES,
|
|
IOCTL_AFD_SET_INFORMATION,
|
|
IOCTL_AFD_GET_REMOTE_ADDRESS,
|
|
IOCTL_AFD_GET_CONTEXT,
|
|
IOCTL_AFD_SET_CONTEXT,
|
|
IOCTL_AFD_SET_CONNECT_DATA,
|
|
IOCTL_AFD_SET_CONNECT_OPTIONS,
|
|
IOCTL_AFD_SET_DISCONNECT_DATA,
|
|
IOCTL_AFD_SET_DISCONNECT_OPTIONS,
|
|
IOCTL_AFD_GET_CONNECT_DATA,
|
|
IOCTL_AFD_GET_CONNECT_OPTIONS,
|
|
IOCTL_AFD_GET_DISCONNECT_DATA,
|
|
IOCTL_AFD_GET_DISCONNECT_OPTIONS,
|
|
IOCTL_AFD_SIZE_CONNECT_DATA,
|
|
IOCTL_AFD_SIZE_CONNECT_OPTIONS,
|
|
IOCTL_AFD_SIZE_DISCONNECT_DATA,
|
|
IOCTL_AFD_SIZE_DISCONNECT_OPTIONS,
|
|
IOCTL_AFD_GET_INFORMATION,
|
|
IOCTL_AFD_TRANSMIT_FILE,
|
|
IOCTL_AFD_SUPER_ACCEPT,
|
|
IOCTL_AFD_EVENT_SELECT,
|
|
IOCTL_AFD_ENUM_NETWORK_EVENTS,
|
|
IOCTL_AFD_DEFER_ACCEPT,
|
|
IOCTL_AFD_WAIT_FOR_LISTEN_LIFO,
|
|
IOCTL_AFD_SET_QOS,
|
|
IOCTL_AFD_GET_QOS,
|
|
IOCTL_AFD_NO_OPERATION,
|
|
IOCTL_AFD_VALIDATE_GROUP,
|
|
IOCTL_AFD_GET_UNACCEPTED_CONNECT_DATA,
|
|
IOCTL_AFD_ROUTING_INTERFACE_QUERY,
|
|
IOCTL_AFD_ROUTING_INTERFACE_CHANGE,
|
|
IOCTL_AFD_ADDRESS_LIST_QUERY,
|
|
IOCTL_AFD_ADDRESS_LIST_CHANGE,
|
|
IOCTL_AFD_JOIN_LEAF,
|
|
0, // AFD_TRANSPORT_IOCTL
|
|
IOCTL_AFD_TRANSMIT_PACKETS,
|
|
IOCTL_AFD_SUPER_CONNECT,
|
|
IOCTL_AFD_SUPER_DISCONNECT,
|
|
IOCTL_AFD_RECEIVE_MESSAGE,
|
|
|
|
|
|
//
|
|
// SAN Ioctls
|
|
//
|
|
IOCTL_AFD_SWITCH_CEMENT_SAN,
|
|
IOCTL_AFD_SWITCH_SET_EVENTS,
|
|
IOCTL_AFD_SWITCH_RESET_EVENTS,
|
|
IOCTL_AFD_SWITCH_CONNECT_IND,
|
|
IOCTL_AFD_SWITCH_CMPL_ACCEPT,
|
|
IOCTL_AFD_SWITCH_CMPL_REQUEST,
|
|
IOCTL_AFD_SWITCH_CMPL_IO,
|
|
IOCTL_AFD_SWITCH_REFRESH_ENDP,
|
|
IOCTL_AFD_SWITCH_GET_PHYSICAL_ADDR,
|
|
IOCTL_AFD_SWITCH_ACQUIRE_CTX,
|
|
IOCTL_AFD_SWITCH_TRANSFER_CTX,
|
|
IOCTL_AFD_SWITCH_GET_SERVICE_PID,
|
|
IOCTL_AFD_SWITCH_SET_SERVICE_PROCESS,
|
|
IOCTL_AFD_SWITCH_PROVIDER_CHANGE,
|
|
IOCTL_AFD_SWITCH_ADDRLIST_CHANGE
|
|
};
|
|
|
|
//
|
|
// Table of IRP based IOCTLS.
|
|
//
|
|
PAFD_IRP_CALL AfdIrpCallDispatch[AFD_NUM_IOCTLS]= {
|
|
AfdBind, // IOCTL_AFD_BIND
|
|
AfdConnect, // IOCTL_AFD_CONNECT,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_START_LISTEN,
|
|
AfdWaitForListen, // IOCTL_AFD_WAIT_FOR_LISTEN,
|
|
AfdAccept, // IOCTL_AFD_ACCEPT,
|
|
AfdReceive, // IOCTL_AFD_RECEIVE,
|
|
AfdReceiveDatagram, // IOCTL_AFD_RECEIVE_DATAGRAM,
|
|
AfdSend, // IOCTL_AFD_SEND,
|
|
AfdSendDatagram, // IOCTL_AFD_SEND_DATAGRAM,
|
|
AfdPoll, // IOCTL_AFD_POLL,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_PARTIAL_DISCONNECT,
|
|
AfdGetAddress, // IOCTL_AFD_GET_ADDRESS,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_QUERY_RECEIVE_INFO,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_QUERY_HANDLES,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SET_INFORMATION,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_GET_REMOTE_ADDRESS,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_GET_CONTEXT,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SET_CONTEXT,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SET_CONNECT_DATA,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SET_CONNECT_OPTIONS,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SET_DISCONNECT_DATA,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SET_DISCONNECT_OPTIONS,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_GET_CONNECT_DATA,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_GET_CONNECT_OPTIONS,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_GET_DISCONNECT_DATA,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_GET_DISCONNECT_OPTIONS,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SIZE_CONNECT_DATA,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SIZE_CONNECT_OPTIONS,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SIZE_DISCONNECT_DATA,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SIZE_DISCONNECT_OPTIONS,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_GET_INFORMATION,
|
|
AfdTransmitFile, // IOCTL_AFD_TRANSMIT_FILE,
|
|
AfdSuperAccept, // IOCTL_AFD_SUPER_ACCEPT,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_EVENT_SELECT,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_ENUM_NETWORK_EVENTS,
|
|
AfdDeferAccept, // IOCTL_AFD_DEFER_ACCEPT,
|
|
AfdWaitForListen, // IOCTL_AFD_WAIT_FOR_LISTEN_LIFO,
|
|
AfdSetQos, // IOCTL_AFD_SET_QOS,
|
|
AfdGetQos, // IOCTL_AFD_GET_QOS,
|
|
AfdNoOperation, // IOCTL_AFD_NO_OPERATION,
|
|
AfdValidateGroup, // IOCTL_AFD_VALIDATE_GROUP,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_GET_UNACCEPTED_CONNECT_DATA
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_ROUTING_INTERFACE_QUERY,
|
|
AfdRoutingInterfaceChange,// IOCTL_AFD_ROUTING_INTERFACE_CHANGE,
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_ADDRESS_LIST_QUERY,
|
|
AfdAddressListChange, // IOCTL_AFD_ADDRESS_LIST_CHANGE,
|
|
AfdJoinLeaf, // IOCTL_AFD_JOIN_LEAF,
|
|
NULL, // IOCTL_AFD_TRANSPORT_IOCTL,
|
|
AfdTransmitPackets, // IOCTL_AFD_TRANSMIT_PACKETS
|
|
AfdSuperConnect, // IOCTL_AFD_SUPER_CONNECT
|
|
AfdSuperDisconnect, // IOCTL_AFD_SUPER_DISCONNECT
|
|
AfdReceiveDatagram, // IOCTL_AFD_RECEIVE_MESSAGE
|
|
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_CEMENT_SAN
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_SET_EVENTS
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_RESET_EVENTS
|
|
AfdSanConnectHandler, // IOCTL_AFD_SWITCH_CONNECT_IND
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_CMPL_ACCEPT
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_CMPL_REQUEST
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_CMPL_IO
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_REFRESH_ENDP
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_GET_PHYSICAL_ADDR
|
|
AfdSanAcquireContext, // IOCTL_AFD_SWITCH_ACQUIRE_CTX
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_TRANSFER_CTX
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_GET_SERVICE_PID
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_SET_SERVICE_PROCESS
|
|
AfdDispatchImmediateIrp, // IOCTL_AFD_SWITCH_PROVIDER_CHANGE
|
|
AfdSanAddrListChange // IOCTL_AFD_SWITCH_ADDRLIST_CHANGE
|
|
};
|
|
|
|
//
|
|
// Table of immediate IOCTLS (can never be pended).
|
|
//
|
|
PAFD_IMMEDIATE_CALL AfdImmediateCallDispatch[AFD_NUM_IOCTLS]= {
|
|
NULL, // IOCTL_AFD_BIND
|
|
NULL, // IOCTL_AFD_CONNECT,
|
|
AfdStartListen, // IOCTL_AFD_START_LISTEN,
|
|
NULL, // IOCTL_AFD_WAIT_FOR_LISTEN,
|
|
NULL, // IOCTL_AFD_ACCEPT,
|
|
NULL, // IOCTL_AFD_RECEIVE,
|
|
NULL, // IOCTL_AFD_RECEIVE_DATAGRAM,
|
|
NULL, // IOCTL_AFD_SEND,
|
|
NULL, // IOCTL_AFD_SEND_DATAGRAM,
|
|
NULL, // IOCTL_AFD_POLL,
|
|
AfdPartialDisconnect, // IOCTL_AFD_PARTIAL_DISCONNECT,
|
|
NULL, // IOCTL_AFD_GET_ADDRESS,
|
|
AfdQueryReceiveInformation,// IOCTL_AFD_QUERY_RECEIVE_INFO,
|
|
AfdQueryHandles, // IOCTL_AFD_QUERY_HANDLES,
|
|
AfdSetInformation, // IOCTL_AFD_SET_INFORMATION,
|
|
AfdGetRemoteAddress, // IOCTL_AFD_GET_REMOTE_ADDRESS,
|
|
AfdGetContext, // IOCTL_AFD_GET_CONTEXT,
|
|
AfdSetContext, // IOCTL_AFD_SET_CONTEXT,
|
|
AfdSetConnectData, // IOCTL_AFD_SET_CONNECT_DATA,
|
|
AfdSetConnectData, // IOCTL_AFD_SET_CONNECT_OPTIONS,
|
|
AfdSetConnectData, // IOCTL_AFD_SET_DISCONNECT_DATA,
|
|
AfdSetConnectData, // IOCTL_AFD_SET_DISCONNECT_OPTIONS,
|
|
AfdGetConnectData, // IOCTL_AFD_GET_CONNECT_DATA,
|
|
AfdGetConnectData, // IOCTL_AFD_GET_CONNECT_OPTIONS,
|
|
AfdGetConnectData, // IOCTL_AFD_GET_DISCONNECT_DATA,
|
|
AfdGetConnectData, // IOCTL_AFD_GET_DISCONNECT_OPTIONS,
|
|
AfdSetConnectData, // IOCTL_AFD_SIZE_CONNECT_DATA,
|
|
AfdSetConnectData, // IOCTL_AFD_SIZE_CONNECT_OPTIONS,
|
|
AfdSetConnectData, // IOCTL_AFD_SIZE_DISCONNECT_DATA,
|
|
AfdSetConnectData, // IOCTL_AFD_SIZE_DISCONNECT_OPTIONS,
|
|
AfdGetInformation, // IOCTL_AFD_GET_INFORMATION,
|
|
NULL, // IOCTL_AFD_TRANSMIT_FILE,
|
|
NULL, // IOCTL_AFD_SUPER_ACCEPT,
|
|
AfdEventSelect, // IOCTL_AFD_EVENT_SELECT,
|
|
AfdEnumNetworkEvents, // IOCTL_AFD_ENUM_NETWORK_EVENTS,
|
|
NULL, // IOCTL_AFD_DEFER_ACCEPT,
|
|
NULL, // IOCTL_AFD_WAIT_FOR_LISTEN_LIFO,
|
|
NULL, // IOCTL_AFD_SET_QOS,
|
|
NULL, // IOCTL_AFD_GET_QOS,
|
|
NULL, // IOCTL_AFD_NO_OPERATION,
|
|
NULL, // IOCTL_AFD_VALIDATE_GROUP,
|
|
AfdGetUnacceptedConnectData,// IOCTL_AFD_GET_UNACCEPTED_CONNECT_DATA
|
|
AfdRoutingInterfaceQuery, // IOCTL_AFD_ROUTING_INTERFACE_QUERY,
|
|
NULL, // IOCTL_AFD_ROUTING_INTERFACE_CHANGE,
|
|
AfdAddressListQuery, // IOCTL_AFD_ADDRESS_LIST_QUERY,
|
|
NULL, // IOCTL_AFD_ADDRESS_LIST_CHANGE,
|
|
NULL, // IOCTL_AFD_JOIN_LEAF,
|
|
NULL, // IOCTL_AFD_TRANSPORT_IOCTL,
|
|
NULL, // IOCTL_AFD_TRANSMIT_PACKETS
|
|
NULL, // IOCTL_AFD_SUPER_CONNECT
|
|
NULL, // IOCTL_AFD_SUPER_DISCONNECT
|
|
NULL, // IOCTL_AFD_RECEIVE_MESSAGE
|
|
|
|
AfdSanFastCementEndpoint, // IOCTL_AFD_SWITCH_CEMENT_SAN
|
|
AfdSanFastSetEvents, // IOCTL_AFD_SWITCH_SET_EVENTS
|
|
AfdSanFastResetEvents, // IOCTL_AFD_SWITCH_RESET_EVENTS
|
|
NULL, // IOCTL_AFD_SWITCH_CONNECT_IND
|
|
AfdSanFastCompleteAccept, // IOCTL_AFD_SWITCH_CMPL_ACCEPT
|
|
AfdSanFastCompleteRequest,// IOCTL_AFD_SWITCH_CMPL_REQUEST
|
|
AfdSanFastCompleteIo, // IOCTL_AFD_SWITCH_CMPL_IO
|
|
AfdSanFastRefreshEndpoint,// IOCTL_AFD_SWITCH_REFRESH_ENDP
|
|
AfdSanFastGetPhysicalAddr,// IOCTL_AFD_SWITCH_GET_PHYSICAL_ADDR
|
|
NULL, // IOCTL_AFD_SWITCH_ACQUIRE_CTX
|
|
AfdSanFastTransferCtx, // IOCTL_AFD_SWITCH_TRANSFER_CTX
|
|
AfdSanFastGetServicePid, // IOCTL_AFD_SWITCH_GET_SERVICE_PID
|
|
AfdSanFastSetServiceProcess,// IOCTL_AFD_SWITCH_SET_SERVICE_PROCESS
|
|
AfdSanFastProviderChange, // IOCTL_AFD_SWITCH_PROVIDER_CHANGE
|
|
NULL // IOCTL_AFD_SWITCH_ADDRLIST_CHANGE
|
|
};
|
|
//
|
|
// Make sure the above IOCTLs have method neither.
|
|
//
|
|
C_ASSERT ((IOCTL_AFD_START_LISTEN & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_PARTIAL_DISCONNECT & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_QUERY_RECEIVE_INFO & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_QUERY_HANDLES & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SET_INFORMATION & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_GET_REMOTE_ADDRESS & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_GET_CONTEXT & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SET_CONTEXT & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SET_CONNECT_DATA & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SET_CONNECT_OPTIONS & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SET_DISCONNECT_DATA & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SET_DISCONNECT_OPTIONS & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_GET_CONNECT_DATA & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_GET_CONNECT_OPTIONS & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_GET_DISCONNECT_DATA & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_GET_DISCONNECT_OPTIONS & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SIZE_CONNECT_DATA & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SIZE_CONNECT_OPTIONS & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SIZE_DISCONNECT_DATA & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SIZE_DISCONNECT_OPTIONS & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_GET_INFORMATION & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_EVENT_SELECT & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_ENUM_NETWORK_EVENTS & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_GET_UNACCEPTED_CONNECT_DATA & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_ADDRESS_LIST_QUERY & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_ROUTING_INTERFACE_QUERY & 3) == METHOD_NEITHER);
|
|
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_CEMENT_SAN & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_SET_EVENTS & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_RESET_EVENTS & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_CMPL_ACCEPT & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_CMPL_REQUEST & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_CMPL_IO & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_REFRESH_ENDP & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_GET_PHYSICAL_ADDR & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_TRANSFER_CTX & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_GET_SERVICE_PID & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_SET_SERVICE_PROCESS & 3) == METHOD_NEITHER);
|
|
C_ASSERT ((IOCTL_AFD_SWITCH_PROVIDER_CHANGE & 3) == METHOD_NEITHER);
|
|
|
|
|
|
#if DBG
|
|
ULONG AfdDebug = 0;
|
|
ULONG AfdLocksAcquired = 0;
|
|
BOOLEAN AfdUsePrivateAssert = TRUE;
|
|
#endif
|
|
|
|
|
|
//
|
|
// Some counters used for monitoring performance. These are not enabled
|
|
// in the normal build.
|
|
//
|
|
|
|
#if AFD_PERF_DBG
|
|
|
|
CLONG AfdFullReceiveIndications = 0;
|
|
CLONG AfdPartialReceiveIndications = 0;
|
|
|
|
CLONG AfdFullReceiveDatagramIndications = 0;
|
|
CLONG AfdPartialReceiveDatagramIndications = 0;
|
|
|
|
CLONG AfdFastSendsSucceeded = 0;
|
|
CLONG AfdFastSendsFailed = 0;
|
|
CLONG AfdFastReceivesSucceeded = 0;
|
|
CLONG AfdFastReceivesFailed = 0;
|
|
|
|
CLONG AfdFastSendDatagramsSucceeded = 0;
|
|
CLONG AfdFastSendDatagramsFailed = 0;
|
|
CLONG AfdFastReceiveDatagramsSucceeded = 0;
|
|
CLONG AfdFastReceiveDatagramsFailed = 0;
|
|
|
|
CLONG AfdFastReadsSucceeded = 0;
|
|
CLONG AfdFastReadsFailed = 0;
|
|
CLONG AfdFastWritesSucceeded = 0;
|
|
CLONG AfdFastWritesFailed = 0;
|
|
|
|
CLONG AfdFastTfSucceeded=0;
|
|
CLONG AfdFastTfFailed=0;
|
|
CLONG AfdFastTfReadFailed=0;
|
|
|
|
CLONG AfdTPWorkersExecuted=0;
|
|
CLONG AfdTPRequests=0;
|
|
|
|
BOOLEAN AfdDisableFastIo = FALSE;
|
|
BOOLEAN AfdDisableConnectionReuse = FALSE;
|
|
|
|
#endif // AFD_PERF_DBG
|
|
|
|
#if AFD_KEEP_STATS
|
|
|
|
AFD_QUOTA_STATS AfdQuotaStats;
|
|
AFD_HANDLE_STATS AfdHandleStats;
|
|
AFD_QUEUE_STATS AfdQueueStats;
|
|
AFD_CONNECTION_STATS AfdConnectionStats;
|
|
|
|
#endif // AFD_KEEP_STATS
|
|
|
|
#ifdef _WIN64
|
|
QOS32 AfdDefaultQos32 =
|
|
{
|
|
{ // SendingFlowspec
|
|
(ULONG)-1, // TokenRate
|
|
(ULONG)-1, // TokenBucketSize
|
|
(ULONG)-1, // PeakBandwidth
|
|
(ULONG)-1, // Latency
|
|
(ULONG)-1, // DelayVariation
|
|
SERVICETYPE_BESTEFFORT, // ServiceType
|
|
(ULONG)-1, // MaxSduSize
|
|
(ULONG)-1 // MinimumPolicedSize
|
|
},
|
|
|
|
{ // SendingFlowspec
|
|
(ULONG)-1, // TokenRate
|
|
(ULONG)-1, // TokenBucketSize
|
|
(ULONG)-1, // PeakBandwidth
|
|
(ULONG)-1, // Latency
|
|
(ULONG)-1, // DelayVariation
|
|
SERVICETYPE_BESTEFFORT, // ServiceType
|
|
(ULONG)-1, // MaxSduSize
|
|
(ULONG)-1 // MinimumPolicedSize
|
|
},
|
|
};
|
|
#endif
|
|
|
|
QOS AfdDefaultQos =
|
|
{
|
|
{ // SendingFlowspec
|
|
(ULONG)-1, // TokenRate
|
|
(ULONG)-1, // TokenBucketSize
|
|
(ULONG)-1, // PeakBandwidth
|
|
(ULONG)-1, // Latency
|
|
(ULONG)-1, // DelayVariation
|
|
SERVICETYPE_BESTEFFORT, // ServiceType
|
|
(ULONG)-1, // MaxSduSize
|
|
(ULONG)-1 // MinimumPolicedSize
|
|
},
|
|
|
|
{ // SendingFlowspec
|
|
(ULONG)-1, // TokenRate
|
|
(ULONG)-1, // TokenBucketSize
|
|
(ULONG)-1, // PeakBandwidth
|
|
(ULONG)-1, // Latency
|
|
(ULONG)-1, // DelayVariation
|
|
SERVICETYPE_BESTEFFORT, // ServiceType
|
|
(ULONG)-1, // MaxSduSize
|
|
(ULONG)-1 // MinimumPolicedSize
|
|
},
|
|
};
|
|
|
|
VOID
|
|
AfdInitializeData (
|
|
VOID
|
|
)
|
|
{
|
|
PAGED_CODE( );
|
|
|
|
#if DBG || REFERENCE_DEBUG
|
|
AfdInitializeDebugData( );
|
|
#endif
|
|
|
|
//
|
|
// Initialize global spin locks and lists.
|
|
//
|
|
|
|
AfdInitializeSpinLock( &AfdPollListLock );
|
|
|
|
//
|
|
// Initialize global lists.
|
|
//
|
|
|
|
InitializeListHead( &AfdEndpointListHead );
|
|
InitializeListHead( &AfdPollListHead );
|
|
InitializeListHead( &AfdTransportInfoListHead );
|
|
InitializeListHead( &AfdWorkQueueListHead );
|
|
InitializeListHead( &AfdConstrainedEndpointListHead );
|
|
|
|
InitializeListHead( &AfdQueuedTransmitFileListHead );
|
|
AfdInitializeSpinLock( &AfdQueuedTransmitFileSpinLock );
|
|
|
|
InitializeListHead( &AfdAddressEntryList );
|
|
InitializeListHead( &AfdAddressChangeList );
|
|
|
|
ExInitializeSListHead( &AfdLRList);
|
|
|
|
ExInitializeSListHead( &AfdLRFileMdlList);
|
|
|
|
AfdBufferAlignment = KeGetRecommendedSharedDataAlignment( );
|
|
if (AfdBufferAlignment < AFD_MINIMUM_BUFFER_ALIGNMENT) {
|
|
AfdBufferAlignment = AFD_MINIMUM_BUFFER_ALIGNMENT;
|
|
}
|
|
AfdAlignmentTableSize = AfdBufferAlignment/AFD_MINIMUM_BUFFER_ALIGNMENT;
|
|
|
|
AfdBufferOverhead = AfdCalculateBufferSize( PAGE_SIZE, AfdStandardAddressLength) - PAGE_SIZE;
|
|
AfdBufferLengthForOnePage = ALIGN_DOWN_A(
|
|
PAGE_SIZE-AfdBufferOverhead,
|
|
AFD_MINIMUM_BUFFER_ALIGNMENT);
|
|
|
|
AfdLargeBufferSize = AfdBufferLengthForOnePage;
|
|
|
|
//
|
|
// Set up buffer counts based on machine size. For smaller
|
|
// machines, it is OK to take the perf hit of the additional
|
|
// allocations in order to save the nonpaged pool overhead.
|
|
//
|
|
|
|
switch ( MmQuerySystemSize( ) ) {
|
|
|
|
case MmSmallSystem:
|
|
|
|
AfdReceiveWindowSize = AFD_SM_DEFAULT_RECEIVE_WINDOW;
|
|
AfdSendWindowSize = AFD_SM_DEFAULT_SEND_WINDOW;
|
|
AfdTransmitIoLength = AFD_SM_DEFAULT_TRANSMIT_IO_LENGTH;
|
|
AfdLargeBufferListDepth = AFD_SM_DEFAULT_LARGE_LIST_DEPTH;
|
|
AfdMediumBufferListDepth = AFD_SM_DEFAULT_MEDIUM_LIST_DEPTH;
|
|
AfdSmallBufferListDepth = AFD_SM_DEFAULT_SMALL_LIST_DEPTH;
|
|
AfdBufferTagListDepth = AFD_SM_DEFAULT_TAG_LIST_DEPTH;
|
|
break;
|
|
|
|
case MmMediumSystem:
|
|
|
|
AfdReceiveWindowSize = AFD_MM_DEFAULT_RECEIVE_WINDOW;
|
|
AfdSendWindowSize = AFD_MM_DEFAULT_SEND_WINDOW;
|
|
AfdTransmitIoLength = AFD_MM_DEFAULT_TRANSMIT_IO_LENGTH;
|
|
AfdLargeBufferListDepth = AFD_MM_DEFAULT_LARGE_LIST_DEPTH;
|
|
AfdMediumBufferListDepth = AFD_MM_DEFAULT_MEDIUM_LIST_DEPTH;
|
|
AfdSmallBufferListDepth = AFD_MM_DEFAULT_SMALL_LIST_DEPTH;
|
|
AfdBufferTagListDepth = AFD_MM_DEFAULT_TAG_LIST_DEPTH;
|
|
break;
|
|
|
|
case MmLargeSystem:
|
|
|
|
AfdReceiveWindowSize = AFD_LM_DEFAULT_RECEIVE_WINDOW;
|
|
AfdSendWindowSize = AFD_LM_DEFAULT_SEND_WINDOW;
|
|
AfdTransmitIoLength = AFD_LM_DEFAULT_TRANSMIT_IO_LENGTH;
|
|
AfdLargeBufferListDepth = AFD_LM_DEFAULT_LARGE_LIST_DEPTH;
|
|
AfdMediumBufferListDepth = AFD_LM_DEFAULT_MEDIUM_LIST_DEPTH;
|
|
AfdSmallBufferListDepth = AFD_LM_DEFAULT_SMALL_LIST_DEPTH;
|
|
AfdBufferTagListDepth = AFD_LM_DEFAULT_TAG_LIST_DEPTH;
|
|
break;
|
|
|
|
default:
|
|
|
|
ASSERT(!"Unknown system size" );
|
|
__assume (0);
|
|
}
|
|
|
|
|
|
if( MmIsThisAnNtAsSystem() ) {
|
|
|
|
//
|
|
// On the NT Server product, there is no maximum active TransmitFile
|
|
// count. Setting this counter to zero short-circuits a number of
|
|
// tests for queueing TransmitFile IRPs.
|
|
//
|
|
|
|
AfdMaxActiveTransmitFileCount = 0;
|
|
|
|
} else {
|
|
|
|
//
|
|
// On the workstation product, the TransmitFile default I/O length
|
|
// is always a page size. This conserves memory on workstatioons
|
|
// and keeps the server product's performance high.
|
|
//
|
|
|
|
AfdTransmitIoLength = PAGE_SIZE;
|
|
|
|
//
|
|
// Enforce a maximum active TransmitFile count.
|
|
//
|
|
|
|
AfdMaxActiveTransmitFileCount =
|
|
AFD_DEFAULT_MAX_ACTIVE_TRANSMIT_FILE_COUNT;
|
|
|
|
}
|
|
|
|
|
|
} // AfdInitializeData
|