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

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Diff for /pegasus/src/Pegasus/Common/MessageQueueService.h between version 1.14 and 1.76

version 1.14, 2002/02/19 18:21:14

version 1.76, 2008/12/16 19:55:37

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

//%LICENSE////////////////////////////////////////////////////////////////

// Licensed to The Open Group (TOG) under one or more contributor license

// agreements. Refer to the OpenPegasusNOTICE.txt file distributed with

// this work for additional information regarding copyright ownership.

// Each contributor licenses this file to you under the OpenPegasus Open

// Source License; you may not use this file except in compliance with the

// License.

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

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

// to deal in the Software without restriction, including without limitation

// the rights to use, copy, modify, merge, publish, distribute, sublicense,

// and/or sell copies of the Software, and to permit persons to whom the

// Software is furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included

// in all copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY

// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

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

//////////////////////////////////////////////////////////////////////////

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

// deal in the Software without restriction, including without limitation the

// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

// sell copies of the Software, and to permit persons to whom the Software is

// furnished to do so, subject to the following conditions:

// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN

// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED

// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT

// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR

// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION

// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

//==============================================================================

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

// Modified By:

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

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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/ThreadPool.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/Mutex.h>

PEGASUS_NAMESPACE_BEGIN

extern const Uint32 CIMOM_Q_ID;

class message_module;

class cimom;

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(

Uint32 capabilities = 0,

const char* name,

Uint32 mask = message_mask::type_cimom |

Uint32 queueID = MessageQueue::getNextQueueId());

message_mask::type_service |

message_mask::ha_request |

message_mask::ha_reply |

message_mask::ha_async ) ;

virtual ~MessageQueueService(void);

virtual ~MessageQueueService();

virtual void handle_heartbeat_request(AsyncRequest *req);

virtual void handle_heartbeat_reply(AsyncReply *rep);

virtual void handle_AsyncIoctl(AsyncIoctl *req);

virtual void handle_CimServiceStart(CimServiceStart *req);

virtual void handle_CimServiceStop(CimServiceStop *req);

virtual void handle_CimServicePause(CimServicePause *req);

virtual void handle_CimServiceResume(CimServiceResume *req);

virtual void handle_AsyncOperationStart(AsyncOperationStart *req);

virtual Boolean isAsync() const { return true; }

virtual void handle_AsyncOperationResult(AsyncOperationResult *rep);

virtual void handle_AsyncLegacyOperationStart(AsyncLegacyOperationStart *req);

virtual void handle_AsyncLegacyOperationResult(AsyncLegacyOperationResult *rep);

virtual Boolean isAsync(void) { return true; }

virtual void enqueue(Message *);

virtual Boolean accept_async(AsyncOpNode *op);

virtual Boolean messageOK(const Message *msg) ;

AsyncReply *SendWait(AsyncRequest *request);

Boolean SendAsync(AsyncOpNode *op,

Uint32 destination,

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

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

MessageQueue* callback_q,

void* callback_ptr);

Boolean SendForget(Message *msg);

void _completeAsyncResponse(AsyncRequest *request,

AsyncReply *reply,

Uint32 state,

Uint32 flag);

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

Boolean update_service(Uint32 capabilities, Uint32 mask);

Boolean deregister_service(void);

Boolean deregister_service();

virtual void _shutdown_incoming_queue(void);

void find_services(String name,

Uint32 find_service_qid(const char* name);

Uint32 capabilities,

static AsyncOpNode* get_op();

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;

static ThreadPool* get_thread_pool();

AtomicInt _die;

AtomicInt _threads;

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

protected:

virtual void handleEnqueue(void);

virtual Boolean accept_async(AsyncOpNode* op);

virtual void handleEnqueue(Message *);

virtual void handleEnqueue() = 0;

virtual Boolean _enqueueResponse(Message *, Message *);

virtual void handleEnqueue(Message *) = 0;

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

Boolean _enqueueResponse(Message *, Message *);

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_AsyncIoClose(AsyncIoClose* req);

virtual void handle_CimServiceStart(CimServiceStart* req);

virtual void handle_CimServiceStop(CimServiceStop* req);

void _completeAsyncResponse(

AsyncRequest* request,

AsyncReply* reply);

void _complete_op_node(AsyncOpNode *);

static cimom *_meta_dispatcher;

static AtomicInt _service_count;

static Mutex _meta_dispatcher_mutex;

static ThreadPool* _thread_pool;

Boolean _isRunning;

private:

Boolean _sendAsync(AsyncOpNode* op,

Uint32 destination,

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

MessageQueue* callback_q,

void* callback_ptr,

Uint32 flags);

DQueue<AsyncOpNode> _pending;

void _removeFromPollingList(MessageQueueService *service);

AsyncDQueue<AsyncOpNode> _incoming;

static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL _req_proc(void *);

AtomicInt _incoming_queue_shutdown;

Thread _req_thread;

static ThreadReturnType PEGASUS_THREAD_CDECL polling_routine(void *);

struct timeval _default_op_timeout;

AsyncQueue<AsyncOpNode> _incoming;

static Thread* _polling_thread;

static Semaphore _polling_sem;

static AtomicInt _stop_polling;

static AtomicInt _xid;

typedef List<MessageQueueService, NullLock> PollingList;

static PollingList* _polling_list;

static Mutex _polling_list_mutex;

static ThreadReturnType PEGASUS_THREAD_CDECL _req_proc(void *);

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

AtomicInt _incoming_queue_shutdown;

friend class cimom;

};

PEGASUS_NAMESPACE_END

#endif /* Pegasus_MessageQueue_Service_h */

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