pegasus/src/Pegasus/Common/MessageQueueService.h - diff

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Diff for /pegasus/src/Pegasus/Common/MessageQueueService.h between version 1.10 and 1.52

version 1.10, 2002/02/11 01:17:41

version 1.52, 2006/07/12 19:46:26

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//%////-*-c++-*-////////////////////////////////////////////////////////////////

//%2006////////////////////////////////////////////////////////////////////////

// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.

// IBM Corp.; EMC Corporation, The Open Group.

// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; Symantec Corporation; The Open Group.

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to

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// Author: Mike Day (mdday@us.ibm.com)

// Modified By:

// Modified By: David Dillard, VERITAS Software Corp.

// (david.dillard@veritas.com)

// Jim Wunderlich (Jim_Wunderlich@prodigy.net)

//%/////////////////////////////////////////////////////////////////////////////

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#include <Pegasus/Common/Config.h>

#include <Pegasus/Common/Message.h>

#include <Pegasus/Common/Exception.h>

#include <Pegasus/Common/InternalException.h>

#include <Pegasus/Common/IPC.h>

#include <Pegasus/Common/Thread.h>

#include <Pegasus/Common/AsyncOpNode.h>

#include <Pegasus/Common/Cimom.h>

#include <Pegasus/Common/Mutex.h>

#include <Pegasus/Common/CimomMessage.h>

#include <Pegasus/Common/Linkage.h>

#include <Pegasus/Common/RecursiveMutex.h>

#include <Pegasus/Common/IDFactory.h>

PEGASUS_NAMESPACE_BEGIN

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class message_module;

class PEGASUS_COMMON_LINKAGE MessageQueueService : public MessageQueue

class PEGASUS_COMMON_LINKAGE MessageQueueService :

public Linkable, public MessageQueue

{

public:

typedef MessageQueue Base;

MessageQueueService(const char *name, Uint32 queueID,

MessageQueueService(const char *name,

Uint32 queueID = MessageQueue::getNextQueueId(),

Uint32 capabilities = 0,

Uint32 mask = message_mask::type_cimom |

message_mask::type_service |

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message_mask::ha_reply |

message_mask::ha_async ) ;

virtual ~MessageQueueService(void);

virtual ~MessageQueueService();

virtual Boolean isAsync() const { return true; }

// enqueue may throw an IPCException

virtual void enqueue(Message *);

AsyncReply *SendWait(AsyncRequest *request);

Boolean SendAsync(AsyncOpNode *op,

Uint32 destination,

void (*callback)(AsyncOpNode *, MessageQueue *, void *),

MessageQueue *callback_q,

void *callback_ptr);

Boolean SendAsync(Message *msg,

Uint32 destination,

void (*callback)(Message *response, void *handle, void *parameter),

void *handle,

void *parameter);

Boolean SendForget(Message *msg);

Boolean ForwardOp(AsyncOpNode *, Uint32 destination);

Boolean register_service(String name, Uint32 capabilities, Uint32 mask);

Boolean update_service(Uint32 capabilities, Uint32 mask);

Boolean deregister_service();

virtual void _shutdown_incoming_queue();

void find_services(String name,

Uint32 capabilities,

Uint32 mask,

Array<Uint32> *results);

void enumerate_service(Uint32 queue, message_module *result);

Uint32 get_next_xid();

static AsyncOpNode *get_op();

void return_op(AsyncOpNode *op);

static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL polling_routine(void *);

static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL kill_idle_threads(void *);

static ThreadPool *get_thread_pool();

Uint32 _mask;

AtomicInt _die;

AtomicInt _threads;

Uint32 getIncomingCount() {return _incoming.count(); }

protected:

virtual Boolean accept_async(AsyncOpNode *op);

virtual Boolean messageOK(const Message *msg);

virtual void handleEnqueue() = 0;

virtual void handleEnqueue(Message *) = 0;

Boolean _enqueueResponse(Message *, Message *);

// virtual void _handle_incoming_operation(AsyncOpNode *operation, Thread *thread, MessageQueue *queue);

virtual void _handle_incoming_operation(AsyncOpNode *);

virtual void _handle_async_request(AsyncRequest *req);

virtual void _handle_async_callback(AsyncOpNode *operation);

virtual void _make_response(Message *req, Uint32 code);

virtual void handle_heartbeat_request(AsyncRequest *req);

virtual void handle_heartbeat_reply(AsyncReply *rep);

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virtual void handle_AsyncLegacyOperationStart(AsyncLegacyOperationStart *req);

virtual void handle_AsyncLegacyOperationResult(AsyncLegacyOperationResult *rep);

virtual Boolean isAsync(void) { return true; }

virtual Boolean accept_async(AsyncOpNode *op);

virtual Boolean messageOK(const Message *msg) ;

AsyncReply *SendWait(AsyncRequest *request);

void _completeAsyncResponse(AsyncRequest *request,

AsyncReply *reply,

Uint32 state,

Uint32 flag);

Boolean register_service(String name, Uint32 capabilities, Uint32 mask);

void _complete_op_node(AsyncOpNode *, Uint32, Uint32, Uint32);

Boolean update_service(Uint32 capabilities, Uint32 mask);

Boolean deregister_service(void);

virtual void _shutdown_incoming_queue(void);

void find_services(String name,

Uint32 capabilities,

Uint32 mask,

Array<Uint32> *results);

void enumerate_service(Uint32 queue, message_module *result);

Uint32 get_next_xid(void);

AsyncOpNode *get_op(void);

void return_op(AsyncOpNode *op);

Uint32 _capabilities;

Uint32 _mask;

AtomicInt _die;

protected:

virtual void _handle_incoming_operation(AsyncOpNode *operation, Thread *thread, MessageQueue *queue);

virtual void _handle_async_request(AsyncRequest *req);

virtual void _make_response(AsyncRequest *req, Uint32 code);

static cimom *_meta_dispatcher;

static AtomicInt _service_count;

static Mutex _meta_dispatcher_mutex;

private:

void handleEnqueue();

AsyncQueue<AsyncOpNode> _incoming;

DQueue<AsyncOpNode> _pending;

static Thread* _polling_thread;

AsyncDQueue<AsyncOpNode> _incoming;

static Semaphore _polling_sem;

static AtomicInt _stop_polling;

static AtomicInt _check_idle_flag;

typedef List<MessageQueueService, RecursiveMutex> PollingList;

static PollingList* _polling_list;

static Mutex _polling_list_mutex;

static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL _req_proc(void *);

PollingList* _get_polling_list();

AtomicInt _incoming_queue_shutdown;

Thread _req_thread;

struct timeval _default_op_timeout;

static AtomicInt _xid;

static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL _req_proc(void *);

static void _sendwait_callback(AsyncOpNode *, MessageQueue *, void *);

AtomicInt _incoming_queue_shutdown;

protected:

static ThreadPool *_thread_pool;

private:

struct timeval _default_op_timeout;

static IDFactory _xidFactory;

friend class cimom;

friend class CIMServer;

};

PEGASUS_NAMESPACE_END

#endif /* Pegasus_MessageQueue_Service_h */

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