279 lines
6 KiB
C
279 lines
6 KiB
C
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/*++
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Copyright (c) 1996-1999 Microsoft Corporation
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Module Name:
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globals.c
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Abstract:
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global declarations
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Author:
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Charlie Wickham (charlwi) 22-Apr-1996
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Rajesh Sundaram (rajeshsu) 01-Aug-1998.
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Environment:
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Kernel Mode
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Revision History:
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--*/
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#include "psched.h"
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#pragma hdrstop
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#include <ntverp.h>
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/* External */
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/* Static */
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/* Forward */
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/* End Forward */
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ULONG InitShutdownMask;
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ULONG AdapterCount;
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ULONG DriverRefCount;
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DRIVER_STATE gDriverState;
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ULONG gEnableAvgStats = 0;
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ULONG gEnableWindowAdjustment = 0;
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NDIS_STRING gsEnableWindowAdjustment = NDIS_STRING_CONST("PSCHED");
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//
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// Lists
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//
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LIST_ENTRY AdapterList; // List of adapters
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LIST_ENTRY PsComponentList; // List of scheduling components.
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LIST_ENTRY PsProfileList; // List of scheduling profiles.
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//
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// Locks
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//
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PS_SPIN_LOCK AdapterListLock; // Protects AdapterList
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PS_SPIN_LOCK PsComponentListLock; // For PsCompoenentList
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PS_SPIN_LOCK PsProfileLock; // For PsProfileList
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PS_SPIN_LOCK DriverUnloadLock; // to handle unloads, unbinds, etc.
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//
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// Mutex Implementation
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//
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ULONG CreateDeviceMutex = 0;
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//
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// Handles
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//
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NDIS_HANDLE ClientProtocolHandle; // handle returned by NDIS when registering the Client
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NDIS_HANDLE MpWrapperHandle; // Ndis wrapper handle for MP section
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NDIS_HANDLE LmDriverHandle; // handle returned by NDIS when MP portion registers as LM
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NDIS_HANDLE PsDeviceHandle;
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//
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// PSDriverObject, PSDeviceObject - pointer to NT driver and device objects
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//
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PDRIVER_OBJECT PsDriverObject;
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PDEVICE_OBJECT PsDeviceObject;
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//
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// Lookaside Lists
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//
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NPAGED_LOOKASIDE_LIST NdisRequestLL; // For Ndis requests
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NPAGED_LOOKASIDE_LIST GpcClientVcLL; // For GPC Client VCs.
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//
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// Events
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//
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NDIS_EVENT DriverUnloadEvent;
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NDIS_EVENT gZAWEvent;
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ULONG gZAWState = ZAW_STATE_READY;
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//
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// name constants used during registration/initialization
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//
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NDIS_STRING PsSymbolicName = NDIS_STRING_CONST("\\DosDevices\\PSched");
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NDIS_STRING PsDriverName = NDIS_STRING_CONST("\\Device\\PSched");
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NDIS_STRING VcPrefix = NDIS_STRING_CONST( "VC:");
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NDIS_STRING WanPrefix = NDIS_STRING_CONST( "WAN:");
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NDIS_STRING MachineRegistryKey = NDIS_STRING_CONST( "\\Registry\\Machine\\SOFTWARE\\Policies\\Microsoft\\Windows\\PSched");
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NDIS_STRING PsMpName;
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//
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// Default scheduling component info
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//
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PSI_INFO TbConformerInfo = {
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{0, 0}, TRUE, FALSE,
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PS_COMPONENT_CURRENT_VERSION,
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NDIS_STRING_CONST( "TokenBucketConformer" ),
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0, 0, 0, 0,
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0, NULL, 0, NULL,
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0,0,0,0,0,0,0,0,0,0
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};
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PSI_INFO ShaperInfo = {
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{0, 0}, TRUE, FALSE,
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PS_COMPONENT_CURRENT_VERSION,
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NDIS_STRING_CONST( "TrafficShaper" ),
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0, 0, 0, 0,
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0, NULL, 0, NULL,
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0,0,0,0,0,0,0,0,0,0
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};
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PSI_INFO DrrSequencerInfo = {
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{0, 0}, TRUE, FALSE,
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PS_COMPONENT_CURRENT_VERSION,
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NDIS_STRING_CONST( "DRRSequencer" ),
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0, 0, 0, 0,
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0, NULL, 0, NULL,
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0,0,0,0,0,0,0,0,0,0
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};
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PSI_INFO TimeStmpInfo = {
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{0, 0}, TRUE, FALSE,
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PS_COMPONENT_CURRENT_VERSION,
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NDIS_STRING_CONST( "TimeStmp" ),
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0, 0, 0, 0,
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0, NULL, 0, NULL,
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0,0,0,0,0,0,0,0,0,0
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};
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PSI_INFO SchedulerStubInfo = {
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{0, 0}, TRUE, FALSE,
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PS_COMPONENT_CURRENT_VERSION,
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NDIS_STRING_CONST( "SchedulerStub" ),
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0, 0, 0, 0,
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0, NULL, 0, NULL,
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0,0,0,0,0,0,0,0,0,0
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};
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//
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// Known component configurations
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//
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PS_PROFILE DefaultSchedulerConfig = {
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{0, 0},
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0,
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NDIS_STRING_CONST( "DefaultSchedulerConfig" ),
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4,
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{&TbConformerInfo,
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&DrrSequencerInfo,
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&TimeStmpInfo,
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&SchedulerStubInfo
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}
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};
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//
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// PS Procs for scheduler
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//
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PS_PROCS PsProcs;
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//
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// For the logging support
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//
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PVOID SchedTraceThreshContext;
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NDIS_SPIN_LOCK GlobalLoggingLock;
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ULONG SchedTraceIndex = 0;
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ULONG SchedBufferSize = 0;
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ULONG SchedTraced = 0;
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UCHAR *SchedTraceBuffer = 0;
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ULONG SchedTraceBytesUnread = 0;
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ULONG SchedTraceThreshold = 0xffffffff;
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SCHEDTRACE_THRESH_PROC SchedTraceThreshProc = NULL;
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BOOLEAN TraceBufferAllocated = FALSE;
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BOOLEAN WMIInitialized = FALSE;
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// Timer
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ULONG gTimerResolutionActualTime = 0;
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ULONG gTimerSet = 0;
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// GPC VC state machine
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#if DBG
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PUCHAR GpcVcState[] = {
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"ERROR_STATE",
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"CL_VC_INITIALIZED",
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"CL_CALL_PENDING",
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"CL_INTERNAL_CALL_COMPLETE",
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"CL_CALL_COMPLETE",
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"CL_MODIFY_PENDING",
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"CL_GPC_CLOSE_PENDING",
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"CL_NDIS_CLOSE_PENDING",
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"CL_WAITING_FOR_PENDING_PACKETS"
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};
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#endif
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//
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// GPC Interface
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//
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GPC_EXPORTED_CALLS GpcEntries;
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GPC_HANDLE GpcQosClientHandle;
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#if CBQ
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GPC_HANDLE GpcClassMapClientHandle;
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#endif
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PS_DEVICE_STATE DeviceState = PS_DEVICE_STATE_READY;
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//
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// TAGS
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//
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ULONG NdisRequestTag = '0CSP';
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ULONG GpcClientVcTag = '1CSP';
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ULONG WanLinkTag = '2CSP';
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ULONG PsMiscTag = '3CSP';
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ULONG WanTableTag = '4CSP';
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ULONG WMITag = 'hCSP';
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ULONG AdapterTag = 'aCSP';
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ULONG CmParamsTag = 'bCSP';
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ULONG PipeContextTag = 'cCSP';
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ULONG FlowContextTag = 'dCSP';
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ULONG ClassMapContextTag = 'eCSP';
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ULONG ProfileTag = 'fCSP';
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ULONG ComponentTag = 'gCSP';
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ULONG TimerTag = 'zCSP';
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ULONG TsTag = 'tCSP';
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#if DBG
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CHAR VersionNumber[] = "0.300";
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CHAR VersionHerald[] = "PSched: Packet Scheduler Version %s built on %s\n";
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CHAR VersionTimestamp[] = __DATE__ " " __TIME__;
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ULONG DbgTraceLevel;
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ULONG DbgTraceMask;
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ULONG LogTraceLevel;
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ULONG LogTraceMask;
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ULONG LogId = LAST_LOG_ID;
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#endif
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//
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// NULL Component hacks for now [ShreeM]
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//
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PS_RECEIVE_PACKET TimeStmpRecvPacket = NULL;
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PS_RECEIVE_INDICATION TimeStmpRecvIndication = NULL;
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PULONG_PTR g_WanLinkTable;
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USHORT g_NextWanIndex;
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USHORT g_WanTableSize;
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/* end globals.c */
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