windows-nt/Source/XPSP1/NT/base/cluster/service/inc/ep.h
2020-09-26 16:20:57 +08:00

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/*++
Copyright (c) 1996 Microsoft Corporation
Module Name:
ep.h
Abstract:
Header file for definitions and structure for the Event Processor
component of the Cluster Service portion of the Windows NT Cluster project.
Author:
Rod Gamache (rodga) 28-Feb-1996
Revision History:
--*/
#ifndef _EVENT_PROCESSOR_
#define _EVENT_PROCESSOR_
//***********************************
//
// Global Cluster Service definitions
//
//***********************************
typedef DWORDLONG CLUSTER_EVENT;
typedef CLUSTER_EVENT *PCLUSTER_EVENT;
//
// Event flags. These indicate what should be done with the Context once
// the event has been dispatched.
//
//
#define EP_DEREF_CONTEXT 0x00000001 // OmDereferenceObject(Context)
#define EP_FREE_CONTEXT 0x00000002 // LocalFree(Context)
#define EP_CONTEXT_VALID 0x00000004
typedef
DWORD
(WINAPI *PEVENT_ROUTINE) (
IN CLUSTER_EVENT Event,
IN PVOID Context
);
DWORD
WINAPI
EpInitialize(
VOID
);
DWORD EpInitPhase1();
DWORD EpIfnitPhase1();
VOID
EpShutdown(
VOID
);
DWORD
WINAPI
EpPostEvent(
IN CLUSTER_EVENT Event,
IN DWORD Flags,
IN PVOID Context
);
DWORD
WINAPI
EpPostSyncEvent(
IN CLUSTER_EVENT Event,
IN DWORD Flags,
IN PVOID Context
);
DWORD
WINAPI
EpRegisterSyncEventHandler(
IN CLUSTER_EVENT EventMask,
IN PEVENT_ROUTINE EventRoutine
);
DWORD
WINAPI
EpRegisterEventHandler(
IN CLUSTER_EVENT EventMask,
IN PEVENT_ROUTINE EventRoutine
);
DWORD
WINAPI
EpClusterWidePostEvent(
IN CLUSTER_EVENT Event,
IN DWORD dwFlags,
IN PVOID Context,
IN DWORD ContextSize
);
#define ClusterEvent(Event, pObject) EpPostEvent(Event, 0, pObject)
#define ClusterEventEx(Event, Flags, Context) \
EpPostEvent(Event, Flags, Context)
#define ClusterSyncEventEx(Event, Flags, Context) \
EpPostSyncEvent(Event, Flags, Context)
#define ClusterWideEvent(Event, pObject) \
EpClusterWidePostEvent(Event, 0, pObject, 0)
#define ClusterWideEventEx(Event, Flags, Context, ContextSize) \
EpClusterWidePostEvent(Event, Flags, Context, ContextSize)
//
// Define Cluster Service states
//
typedef enum _CLUSTER_SERVICE_STATE {
ClusterOffline,
ClusterOnline,
ClusterPaused
} CLUSTER_SERVICE_STATE;
//
// Definitions for Cluster Events. These events are used both as masks and as
// event identifiers within the Cluster Service. Cluster Service components
// register to receive multiple events, but can deliver notification of only
// one event at a time. This mask should be a CLUSTER_EVENT type. We get 64
// unique event masks.
//
// Cluster Service Events
#define CLUSTER_EVENT_ONLINE 0x0000000000000001
#define CLUSTER_EVENT_SHUTDOWN 0x0000000000000002
// Node Events
#define CLUSTER_EVENT_NODE_UP 0x0000000000000004
#define CLUSTER_EVENT_NODE_DOWN 0x0000000000000008
// state change
#define CLUSTER_EVENT_NODE_CHANGE 0x0000000000000010
#define CLUSTER_EVENT_NODE_ADDED 0x0000000000000020
#define CLUSTER_EVENT_NODE_DELETED 0x0000000000000040
#define CLUSTER_EVENT_NODE_PROPERTY_CHANGE 0x0000000000000080
#define CLUSTER_EVENT_NODE_JOIN 0x0000000000000100
// Group Events
#define CLUSTER_EVENT_GROUP_ONLINE 0x0000000000000200
#define CLUSTER_EVENT_GROUP_OFFLINE 0x0000000000000400
#define CLUSTER_EVENT_GROUP_FAILED 0x0000000000000800
// state change
#define CLUSTER_EVENT_GROUP_CHANGE 0x0000000000001000
#define CLUSTER_EVENT_GROUP_ADDED 0x0000000000002000
#define CLUSTER_EVENT_GROUP_DELETED 0x0000000000004000
#define CLUSTER_EVENT_GROUP_PROPERTY_CHANGE 0x0000000000008000
// Resource Events
#define CLUSTER_EVENT_RESOURCE_ONLINE 0x0000000000010000
#define CLUSTER_EVENT_RESOURCE_OFFLINE 0x0000000000020000
#define CLUSTER_EVENT_RESOURCE_FAILED 0x0000000000040000
// state change
#define CLUSTER_EVENT_RESOURCE_CHANGE 0x0000000000080000
#define CLUSTER_EVENT_RESOURCE_ADDED 0x0000000000100000
#define CLUSTER_EVENT_RESOURCE_DELETED 0x0000000000200000
#define CLUSTER_EVENT_RESOURCE_PROPERTY_CHANGE 0x0000000000400000
// Resource Type Events
#define CLUSTER_EVENT_RESTYPE_ADDED 0x0000000000800000
#define CLUSTER_EVENT_RESTYPE_DELETED 0x0000000001000000
#define CLUSTER_EVENT_PROPERTY_CHANGE 0x0000000002000000
#define CLUSTER_EVENT_NETWORK_UNAVAILABLE 0x0000000004000000
#define CLUSTER_EVENT_NETWORK_DOWN 0x0000000008000000
#define CLUSTER_EVENT_NETWORK_PARTITIONED 0x0000000010000000
#define CLUSTER_EVENT_NETWORK_UP 0x0000000020000000
#define CLUSTER_EVENT_NETWORK_PROPERTY_CHANGE 0x0000000040000000
#define CLUSTER_EVENT_NETWORK_ADDED 0x0000000080000000
#define CLUSTER_EVENT_NETWORK_DELETED 0x0000000100000000
#define CLUSTER_EVENT_NETINTERFACE_UNAVAILABLE 0x0000000200000000
#define CLUSTER_EVENT_NETINTERFACE_FAILED 0x0000000400000000
#define CLUSTER_EVENT_NETINTERFACE_UNREACHABLE 0x0000000800000000
#define CLUSTER_EVENT_NETINTERFACE_UP 0x0000001000000000
#define CLUSTER_EVENT_NETINTERFACE_PROPERTY_CHANGE 0x0000002000000000
#define CLUSTER_EVENT_NETINTERFACE_ADDED 0x0000004000000000
#define CLUSTER_EVENT_NETINTERFACE_DELETED 0x0000008000000000
#define CLUSTER_EVENT_NODE_DOWN_EX 0x0000010000000000
#define CLUSTER_EVENT_API_NODE_UP 0x0000020000000000
#define CLUSTER_EVENT_API_NODE_SHUTTINGDOWN 0x0000040000000000
#define CLUSTER_EVENT_RESTYPE_PROPERTY_CHANGE 0x0000080000000000
// all events
#define CLUSTER_EVENT_ALL 0x00000FFFFFFFFFFF
//**********************************
//
// Local Event Processor definitions
//
//**********************************
//
// Define Event Processor states
//
typedef enum _EVENT_PROCESSOR_STATE {
EventProcessorStateIniting,
EventProcessorStateOnline,
EventProcessorStateExiting
} EVENT_PROCESS_STATE;
//
// Event Processor Dispatch Table for dispatching events
//
typedef struct _EVENT_DISPATCH_TABLE {
CLUSTER_EVENT EventMask;
PEVENT_ROUTINE EventRoutine;
} EVENT_DISPATCH_TABLE, *PEVENT_DISPATCH_TABLE;
#endif // _EVENT_PROCESSOR_