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Diff for /pegasus/src/Pegasus/Common/Message.h between version 1.54 and 1.79.2.2

version 1.54, 2004/06/16 17:18:21 version 1.79.2.2, 2006/07/28 17:41:27
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 //%2003////////////////////////////////////////////////////////////////////////  //%2006////////////////////////////////////////////////////////////////////////
 // //
 // Copyright (c) 2000, 2001, 2002  BMC Software, Hewlett-Packard Development  // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
 // Company, L. P., IBM Corp., The Open Group, Tivoli Systems.  // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
 // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L. P.; // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L. P.;
 // IBM Corp.; EMC Corporation, The Open Group. // IBM Corp.; EMC Corporation, The Open Group.
   // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
   // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
   // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
   // EMC Corporation; VERITAS Software Corporation; The Open Group.
   // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
   // EMC Corporation; Symantec Corporation; The Open Group.
 // //
 // Permission is hereby granted, free of charge, to any person obtaining a copy // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to // of this software and associated documentation files (the "Software"), to
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 //              Mike Day (mdday@us.ibm.com) //              Mike Day (mdday@us.ibm.com)
 //              Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com) //              Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com)
 //              Arthur Pichlkostner (via Markus: sedgewick_de@yahoo.de) //              Arthur Pichlkostner (via Markus: sedgewick_de@yahoo.de)
 //                              Willis White (whiwill@us.ibm.com)  //                              Willis White (whiwill@us.ibm.com) PEP 127 and 128
   //         Brian G. Campbell, EMC (campbell_brian@emc.com) - PEP140/phase1
   //              Amit K Arora, IBM (amita@in.ibm.com) for Bug#1090
   //              John Alex, IBM (johnalex@us.ibm.com) - Bug#2290
   //
 // //
 //%///////////////////////////////////////////////////////////////////////////// //%/////////////////////////////////////////////////////////////////////////////
  
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 #include <iostream> #include <iostream>
 #include <cstring> #include <cstring>
 #include <Pegasus/Common/InternalException.h> #include <Pegasus/Common/InternalException.h>
 #include <Pegasus/Common/IPC.h>  
 #include <Pegasus/Common/StatisticalData.h> #include <Pegasus/Common/StatisticalData.h>
 #include <Pegasus/Common/Linkage.h> #include <Pegasus/Common/Linkage.h>
 #include <Pegasus/Common/CIMDateTime.h>  #include <Pegasus/Common/TimeValue.h>
   #include <Pegasus/Common/CIMOperationType.h>
   #include <Pegasus/Common/Linkable.h>
  
 PEGASUS_NAMESPACE_BEGIN PEGASUS_NAMESPACE_BEGIN
  
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 /** The Message class and derived classes are used to pass messages between /** The Message class and derived classes are used to pass messages between
     modules. Messages are passed between modules using the message queues     modules. Messages are passed between modules using the message queues
     (see MessageQueue class). Derived classes may add their own fields.     (see MessageQueue class). Derived classes may add their own fields.
     This base class defines two common fields: type, which is the type of      This base class defines a common type field, which is the type of
     the message, and key which is a key value whose meaning is defined by      the message.
     the derived class. The MessageQueue class provides methods for finding  
     messages by both type and key.  
  
     The Message class also provides previous and next pointers which are     The Message class also provides previous and next pointers which are
     used to place the messages on a queue by the MessageQueue class.     used to place the messages on a queue by the MessageQueue class.
 */ */
 class PEGASUS_COMMON_LINKAGE Message  class PEGASUS_COMMON_LINKAGE Message : public Linkable
 { {
    public:    public:
  
       Message(       Message(
          Uint32 type,          Uint32 type,
          Uint32 destination = 0,          Uint32 destination = 0,
          Uint32 key = getNextKey(),  
          Uint32 routing_code = 0,  
          Uint32 mask = message_mask::type_legacy )          Uint32 mask = message_mask::type_legacy )
          :          :
          _type(type),          _type(type),
          _key(key),  
          _routing_code(routing_code),  
          _mask(mask),          _mask(mask),
          _httpMethod (HTTP_METHOD__POST),          _httpMethod (HTTP_METHOD__POST),
         _last_thread_id(pegasus_thread_self()),           _close_connect(false),
           _last_thread_id(Threads::self()),
          _next(0),          _next(0),
          _prev(0),          _prev(0),
          _async(0),          _async(0),
          dest(destination)           dest(destination),
            _isComplete(true),
            _index(0)
       {       {
  
       }       }
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          if (this != &msg)          if (this != &msg)
          {          {
             _type = msg._type;             _type = msg._type;
             _key = msg._key;  
             _routing_code = msg._routing_code;  
             _mask = msg._mask;             _mask = msg._mask;
             _last_thread_id = msg._last_thread_id;             _last_thread_id = msg._last_thread_id;
             _next = _prev = _async = 0;             _next = _prev = _async = 0;
             dest = msg.dest;             dest = msg.dest;
             _httpMethod = msg._httpMethod;             _httpMethod = msg._httpMethod;
                           _index = msg._index;
                           _isComplete = msg._isComplete;
  
          }          }
          return *this;          return *this;
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       virtual ~Message();       virtual ~Message();
         Boolean getCloseConnect() const { return _close_connect; }
         void setCloseConnect(Boolean close_connect)
         {
             _close_connect = close_connect;
         }
  
       Uint32 getType() const { return _type; }       Uint32 getType() const { return _type; }
  
       void setType(Uint32 type) { _type = type; }       void setType(Uint32 type) { _type = type; }
  
       Uint32 getKey() const { return _key; }  
   
       void setKey(Uint32 key) { _key = key; }  
   
       Uint32 getRouting() const { return _routing_code; }  
       void setRouting(Uint32 routing) { _routing_code = routing; }  
   
       Uint32 getMask() const { return _mask; }       Uint32 getMask() const { return _mask; }
  
       void setMask(Uint32 mask) { _mask = mask; }       void setMask(Uint32 mask) { _mask = mask; }
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       void setHttpMethod(HttpMethod httpMethod) {_httpMethod = httpMethod;}       void setHttpMethod(HttpMethod httpMethod) {_httpMethod = httpMethod;}
  
 #ifdef PEGASUS_HAS_PERFINST  
   #ifndef PEGASUS_DISABLE_PERFINST
 // //
 // Needed for performance measurement // Needed for performance measurement
 // //
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       void endProvider();       void endProvider();
  
       CIMDateTime getStartServerTime() const { return _timeServerStart; }        TimeValue getStartServerTime() const { return _timeServerStart; }
  
       void setStartServerTime(CIMDateTime timeServerStart)        void setStartServerTime(TimeValue timeServerStart)
       {       {
            _timeServerStart = timeServerStart;            _timeServerStart = timeServerStart;
       }       }
  
       CIMDateTime getStartProviderTime() const { return _timeProviderStart; }        TimeValue getStartProviderTime() const { return _timeProviderStart; }
  
       void setStartProviderTime(CIMDateTime timeProviderStart)        void setStartProviderTime(TimeValue timeProviderStart)
       {       {
           _timeProviderStart = timeProviderStart;           _timeProviderStart = timeProviderStart;
       }       }
  
       CIMDateTime getEndServerTime() const { return _timeServerEnd; }        TimeValue getEndServerTime() const { return _timeServerEnd; }
  
       void setEndServerTime (CIMDateTime timeServerEnd)        void setEndServerTime (TimeValue timeServerEnd)
       {       {
           _timeServerEnd = timeServerEnd;           _timeServerEnd = timeServerEnd;
       }       }
  
       CIMDateTime getEndProviderTime() const { return _timeProviderEnd; }        TimeValue getEndProviderTime() const { return _timeProviderEnd; }
  
       void setEndProviderTime(CIMDateTime timeProviderEnd)        void setEndProviderTime(TimeValue timeProviderEnd)
       {       {
           _timeProviderEnd = timeProviderEnd;           _timeProviderEnd = timeProviderEnd;
       }       }
  
           CIMDateTime getProviderTime() { return _providerTime;}            TimeValue getServerTime() { return _serverTime; }
   
       CIMDateTime getTotalTime() { return _totalTime; }  
   
           CIMDateTime getServerTime() { return _serverTime; }  
 // //
 #endif #endif
  
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       const Message* getPrevious() const { return _prev; }       const Message* getPrevious() const { return _prev; }
  
       static Uint32 getNextKey()        static CIMOperationType convertMessageTypetoCIMOpType(Uint32 type);
       {  
   
          _mut.lock( pegasus_thread_self() ) ;  
          Uint32 ret = _nextKey++;  
          _mut.unlock();  
          return ret;  
       }  
  
   #ifdef PEGASUS_DEBUG
       virtual void print(       virtual void print(
           PEGASUS_STD(ostream)& os,           PEGASUS_STD(ostream)& os,
           Boolean printHeader = true) const;           Boolean printHeader = true) const;
   #endif
       // << Thu Dec 27 10:46:04 2001 mdd >> for use with DQueue container  
       // as used by AsyncOpNode  
       Boolean operator == (const void *msg )  
       {  
          if (reinterpret_cast<void *>(this) == msg )  
             return true;  
          return false;  
       }  
  
       Message *get_async(void)       Message *get_async(void)
       {       {
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       // << Tue Jul  1 11:02:49 2003 mdd >> pep_88 and helper for i18n and l10n       // << Tue Jul  1 11:02:49 2003 mdd >> pep_88 and helper for i18n and l10n
       Boolean thread_changed(void)       Boolean thread_changed(void)
       {       {
          if(_last_thread_id != pegasus_thread_self())           if (!Threads::equal(_last_thread_id, Threads::self()))
          {          {
             _last_thread_id = pegasus_thread_self();              _last_thread_id = Threads::self();
             return true;             return true;
          }          }
  
          return false;          return false;
       }       }
  
       // << Tue Jul  1 13:41:02 2003 mdd >> pep_88 -                          // set the message index indicating what piece (or sequence) this is
       // assist in synchronizing responses with requests                          // message indexes start at zero
                           void setIndex(Uint32 index) { _index = index; }
   
                           // increment the message index
                           void incrementIndex() { _index++; }
   
                           // set the complete flag indicating if this message piece is the
                           // last or not
                           void setComplete(Boolean isComplete)
                                   { _isComplete = isComplete ? true:false; }
  
       void synch_response(Message *req)                          // get the message index (or sequence number)
       {                          Uint32 getIndex() const { return _index; }
          _key = req->_key;  
          _routing_code = req->_routing_code;  
       }  
  
                           // is this the first piece of the message ?
                           Boolean isFirst() const { return _index == 0 ? true : false; }
   
                           // is this message complete? (i.e the last in a one or more sequence)
                           Boolean isComplete() const { return _isComplete; }
  
    private:    private:
       Uint32 _type;       Uint32 _type;
       Uint32 _key;  
       Uint32 _routing_code;  
       Uint32 _mask;       Uint32 _mask;
       HttpMethod _httpMethod;       HttpMethod _httpMethod;
 // Needed for performance measurement // Needed for performance measurement
       CIMDateTime _timeServerStart;        TimeValue _timeServerStart;
       CIMDateTime _timeServerEnd;        TimeValue _timeServerEnd;
       CIMDateTime _timeProviderStart;        TimeValue _timeProviderStart;
       CIMDateTime _timeProviderEnd;        TimeValue _timeProviderEnd;
           CIMDateTime _providerTime;            TimeValue _serverTime;
           CIMDateTime _serverTime;        Boolean   _close_connect;
       CIMDateTime _totalTime;  
 // //
  
       // << Tue Jul  1 11:02:35 2003 mdd >> pep_88 and helper for i18n and l10n       // << Tue Jul  1 11:02:35 2003 mdd >> pep_88 and helper for i18n and l10n
       PEGASUS_THREAD_TYPE _last_thread_id;        ThreadType _last_thread_id;
  
       Message* _next;       Message* _next;
       Message* _prev;       Message* _prev;
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    public:    public:
       Message *_async;       Message *_async;
       Uint32 dest;       Uint32 dest;
             //needed for PEP 128 - transmitting Server Response Time to Client
         Uint64 totServerTime;
   
    private:    private:
       MessageQueue* _owner;       MessageQueue* _owner;
       static Uint32 _nextKey;        Boolean _isComplete;
       static Mutex _mut;        Uint32 _index;
   
   
  
       friend class cimom;       friend class cimom;
       friend class MessageQueue;       friend class MessageQueue;
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     CIM_DELETE_QUALIFIER_REQUEST_MESSAGE,     CIM_DELETE_QUALIFIER_REQUEST_MESSAGE,
     CIM_ENUMERATE_QUALIFIERS_REQUEST_MESSAGE,     CIM_ENUMERATE_QUALIFIERS_REQUEST_MESSAGE,
     CIM_INVOKE_METHOD_REQUEST_MESSAGE,     CIM_INVOKE_METHOD_REQUEST_MESSAGE,
     CIM_ENABLE_INDICATION_SUBSCRIPTION_REQUEST_MESSAGE,  
     CIM_MODIFY_INDICATION_SUBSCRIPTION_REQUEST_MESSAGE,  
     CIM_DISABLE_INDICATION_SUBSCRIPTION_REQUEST_MESSAGE,  
     CIM_PROCESS_INDICATION_REQUEST_MESSAGE,     CIM_PROCESS_INDICATION_REQUEST_MESSAGE,
     CIM_HANDLE_INDICATION_REQUEST_MESSAGE, // 30      CIM_HANDLE_INDICATION_REQUEST_MESSAGE,
     CIM_NOTIFY_PROVIDER_REGISTRATION_REQUEST_MESSAGE,     CIM_NOTIFY_PROVIDER_REGISTRATION_REQUEST_MESSAGE,
     CIM_NOTIFY_PROVIDER_TERMINATION_REQUEST_MESSAGE,     CIM_NOTIFY_PROVIDER_TERMINATION_REQUEST_MESSAGE,
       CIM_CREATE_SUBSCRIPTION_REQUEST_MESSAGE,  // 30
     // new  
     CIM_ENABLE_INDICATIONS_REQUEST_MESSAGE,  
     CIM_DISABLE_INDICATIONS_REQUEST_MESSAGE,  
     CIM_CREATE_SUBSCRIPTION_REQUEST_MESSAGE,  
     CIM_MODIFY_SUBSCRIPTION_REQUEST_MESSAGE,     CIM_MODIFY_SUBSCRIPTION_REQUEST_MESSAGE,
     CIM_DELETE_SUBSCRIPTION_REQUEST_MESSAGE,     CIM_DELETE_SUBSCRIPTION_REQUEST_MESSAGE,
   
     // new  
     CIM_DISABLE_MODULE_REQUEST_MESSAGE,     CIM_DISABLE_MODULE_REQUEST_MESSAGE,
     CIM_ENABLE_MODULE_REQUEST_MESSAGE,     CIM_ENABLE_MODULE_REQUEST_MESSAGE,
       CIM_STOP_ALL_PROVIDERS_REQUEST_MESSAGE,
     CIM_STOP_ALL_PROVIDERS_REQUEST_MESSAGE,  // 40  
  
     CIM_GET_CLASS_RESPONSE_MESSAGE,     CIM_GET_CLASS_RESPONSE_MESSAGE,
     CIM_GET_INSTANCE_RESPONSE_MESSAGE,     CIM_GET_INSTANCE_RESPONSE_MESSAGE,
     CIM_EXPORT_INDICATION_RESPONSE_MESSAGE,     CIM_EXPORT_INDICATION_RESPONSE_MESSAGE,
     CIM_DELETE_CLASS_RESPONSE_MESSAGE,     CIM_DELETE_CLASS_RESPONSE_MESSAGE,
     CIM_DELETE_INSTANCE_RESPONSE_MESSAGE,      CIM_DELETE_INSTANCE_RESPONSE_MESSAGE,  // 40
     CIM_CREATE_CLASS_RESPONSE_MESSAGE,     CIM_CREATE_CLASS_RESPONSE_MESSAGE,
     CIM_CREATE_INSTANCE_RESPONSE_MESSAGE,     CIM_CREATE_INSTANCE_RESPONSE_MESSAGE,
     CIM_MODIFY_CLASS_RESPONSE_MESSAGE,     CIM_MODIFY_CLASS_RESPONSE_MESSAGE,
     CIM_MODIFY_INSTANCE_RESPONSE_MESSAGE,     CIM_MODIFY_INSTANCE_RESPONSE_MESSAGE,
     CIM_ENUMERATE_CLASSES_RESPONSE_MESSAGE,  // 50      CIM_ENUMERATE_CLASSES_RESPONSE_MESSAGE,
     CIM_ENUMERATE_CLASS_NAMES_RESPONSE_MESSAGE,     CIM_ENUMERATE_CLASS_NAMES_RESPONSE_MESSAGE,
     CIM_ENUMERATE_INSTANCES_RESPONSE_MESSAGE,     CIM_ENUMERATE_INSTANCES_RESPONSE_MESSAGE,
     CIM_ENUMERATE_INSTANCE_NAMES_RESPONSE_MESSAGE,     CIM_ENUMERATE_INSTANCE_NAMES_RESPONSE_MESSAGE,
     CIM_EXEC_QUERY_RESPONSE_MESSAGE,     CIM_EXEC_QUERY_RESPONSE_MESSAGE,
     CIM_ASSOCIATORS_RESPONSE_MESSAGE,      CIM_ASSOCIATORS_RESPONSE_MESSAGE,  // 50
     CIM_ASSOCIATOR_NAMES_RESPONSE_MESSAGE,     CIM_ASSOCIATOR_NAMES_RESPONSE_MESSAGE,
     CIM_REFERENCES_RESPONSE_MESSAGE,     CIM_REFERENCES_RESPONSE_MESSAGE,
     CIM_REFERENCE_NAMES_RESPONSE_MESSAGE,     CIM_REFERENCE_NAMES_RESPONSE_MESSAGE,
     CIM_GET_PROPERTY_RESPONSE_MESSAGE,     CIM_GET_PROPERTY_RESPONSE_MESSAGE,
     CIM_SET_PROPERTY_RESPONSE_MESSAGE,  // 60      CIM_SET_PROPERTY_RESPONSE_MESSAGE,
     CIM_GET_QUALIFIER_RESPONSE_MESSAGE,     CIM_GET_QUALIFIER_RESPONSE_MESSAGE,
     CIM_SET_QUALIFIER_RESPONSE_MESSAGE,     CIM_SET_QUALIFIER_RESPONSE_MESSAGE,
     CIM_DELETE_QUALIFIER_RESPONSE_MESSAGE,     CIM_DELETE_QUALIFIER_RESPONSE_MESSAGE,
     CIM_ENUMERATE_QUALIFIERS_RESPONSE_MESSAGE,     CIM_ENUMERATE_QUALIFIERS_RESPONSE_MESSAGE,
     CIM_INVOKE_METHOD_RESPONSE_MESSAGE,      CIM_INVOKE_METHOD_RESPONSE_MESSAGE,  // 60
     CIM_ENABLE_INDICATION_SUBSCRIPTION_RESPONSE_MESSAGE,  
     CIM_MODIFY_INDICATION_SUBSCRIPTION_RESPONSE_MESSAGE,  
     CIM_DISABLE_INDICATION_SUBSCRIPTION_RESPONSE_MESSAGE,  
     CIM_PROCESS_INDICATION_RESPONSE_MESSAGE,     CIM_PROCESS_INDICATION_RESPONSE_MESSAGE,
     CIM_NOTIFY_PROVIDER_REGISTRATION_RESPONSE_MESSAGE,  // 70      CIM_NOTIFY_PROVIDER_REGISTRATION_RESPONSE_MESSAGE,
     CIM_NOTIFY_PROVIDER_TERMINATION_RESPONSE_MESSAGE,     CIM_NOTIFY_PROVIDER_TERMINATION_RESPONSE_MESSAGE,
     CIM_HANDLE_INDICATION_RESPONSE_MESSAGE,     CIM_HANDLE_INDICATION_RESPONSE_MESSAGE,
   
     // new  
     CIM_ENABLE_INDICATIONS_RESPONSE_MESSAGE,  
     CIM_DISABLE_INDICATIONS_RESPONSE_MESSAGE,  
     CIM_CREATE_SUBSCRIPTION_RESPONSE_MESSAGE,     CIM_CREATE_SUBSCRIPTION_RESPONSE_MESSAGE,
     CIM_MODIFY_SUBSCRIPTION_RESPONSE_MESSAGE,     CIM_MODIFY_SUBSCRIPTION_RESPONSE_MESSAGE,
     CIM_DELETE_SUBSCRIPTION_RESPONSE_MESSAGE,     CIM_DELETE_SUBSCRIPTION_RESPONSE_MESSAGE,
   
     // new  
     CIM_DISABLE_MODULE_RESPONSE_MESSAGE,     CIM_DISABLE_MODULE_RESPONSE_MESSAGE,
     CIM_ENABLE_MODULE_RESPONSE_MESSAGE,     CIM_ENABLE_MODULE_RESPONSE_MESSAGE,
       CIM_STOP_ALL_PROVIDERS_RESPONSE_MESSAGE,  // 70
     CIM_STOP_ALL_PROVIDERS_RESPONSE_MESSAGE,  // 80  
  
     // Monitor-related messages:     // Monitor-related messages:
  
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     ASYNC_DEREGISTER_CIM_SERVICE,     ASYNC_DEREGISTER_CIM_SERVICE,
     ASYNC_UPDATE_CIM_SERVICE,     ASYNC_UPDATE_CIM_SERVICE,
     ASYNC_IOCTL,     ASYNC_IOCTL,
     ASYNC_CIMSERVICE_START,  // 90      ASYNC_CIMSERVICE_START,  // 80
     ASYNC_CIMSERVICE_STOP,     ASYNC_CIMSERVICE_STOP,
     ASYNC_CIMSERVICE_PAUSE,     ASYNC_CIMSERVICE_PAUSE,
     ASYNC_CIMSERVICE_RESUME,     ASYNC_CIMSERVICE_RESUME,
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     ASYNC_FIND_SERVICE_Q,     ASYNC_FIND_SERVICE_Q,
     ASYNC_FIND_SERVICE_Q_RESULT,     ASYNC_FIND_SERVICE_Q_RESULT,
     ASYNC_ENUMERATE_SERVICE,  // 100      ASYNC_ENUMERATE_SERVICE,  // 90
     ASYNC_ENUMERATE_SERVICE_RESULT,     ASYNC_ENUMERATE_SERVICE_RESULT,
  
     ASYNC_REGISTERED_MODULE,     ASYNC_REGISTERED_MODULE,
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     CIM_NOTIFY_PROVIDER_ENABLE_REQUEST_MESSAGE,     CIM_NOTIFY_PROVIDER_ENABLE_REQUEST_MESSAGE,
     CIM_NOTIFY_PROVIDER_ENABLE_RESPONSE_MESSAGE,     CIM_NOTIFY_PROVIDER_ENABLE_RESPONSE_MESSAGE,
  
       CIM_NOTIFY_PROVIDER_FAIL_REQUEST_MESSAGE,  // 100
       CIM_NOTIFY_PROVIDER_FAIL_RESPONSE_MESSAGE,
   
     CIM_INITIALIZE_PROVIDER_REQUEST_MESSAGE,     CIM_INITIALIZE_PROVIDER_REQUEST_MESSAGE,
     CIM_INITIALIZE_PROVIDER_RESPONSE_MESSAGE,     CIM_INITIALIZE_PROVIDER_RESPONSE_MESSAGE,
  
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     CIM_NOTIFY_CONFIG_CHANGE_REQUEST_MESSAGE,     CIM_NOTIFY_CONFIG_CHANGE_REQUEST_MESSAGE,
     CIM_NOTIFY_CONFIG_CHANGE_RESPONSE_MESSAGE,     CIM_NOTIFY_CONFIG_CHANGE_RESPONSE_MESSAGE,
  
       CIM_SUBSCRIPTION_INIT_COMPLETE_REQUEST_MESSAGE,
       CIM_SUBSCRIPTION_INIT_COMPLETE_RESPONSE_MESSAGE,
   
     NUMBER_OF_MESSAGES     NUMBER_OF_MESSAGES
 }; };
  
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     stack of queue-ids of queues which they must be returned to. This provides     stack of queue-ids of queues which they must be returned to. This provides
     a light efficient stack for this purpose.     a light efficient stack for this purpose.
 */ */
 class QueueIdStack  class PEGASUS_COMMON_LINKAGE QueueIdStack
 { {
 public: public:
  
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     {     {
     }     }
  
     QueueIdStack(const QueueIdStack& x) : _size(x._size)      QueueIdStack(const QueueIdStack& x);
     {  
         memcpy(_items, x._items, sizeof(_items));  
     }  
  
     PEGASUS_EXPLICIT QueueIdStack(Uint32 x) : _size(0)      PEGASUS_EXPLICIT QueueIdStack(Uint32 x);
     {  
         push(x);  
     }  
  
     PEGASUS_EXPLICIT QueueIdStack(Uint32 x1, Uint32 x2) : _size(0)      PEGASUS_EXPLICIT QueueIdStack(Uint32 x1, Uint32 x2);
     {  
         push(x1);  
         push(x2);  
     }  
  
     ~QueueIdStack()     ~QueueIdStack()
     {     {
     }     }
  
     QueueIdStack& operator=(const QueueIdStack& x)      QueueIdStack& operator=(const QueueIdStack& x);
     {  
         if (this != &x)  
         {  
             memcpy(_items, x._items, sizeof(_items));  
             _size = x._size;  
         }  
         return *this;  
     }  
  
     Uint32 size() const     Uint32 size() const
     {     {
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     void push(Uint32 x)     void push(Uint32 x)
     {     {
   #ifdef PEGASUS_DEBUG
         if (_size == MAX_SIZE)         if (_size == MAX_SIZE)
             throw StackOverflow();             throw StackOverflow();
   #endif
         _items[_size++] = x;         _items[_size++] = x;
     }     }
  
     Uint32& top()     Uint32& top()
     {     {
   #ifdef PEGASUS_DEBUG
         if (_size == 0)         if (_size == 0)
             throw StackUnderflow();             throw StackUnderflow();
   #endif
         return _items[_size-1];         return _items[_size-1];
     }     }
  
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     void pop()     void pop()
     {     {
   #ifdef PEGASUS_DEBUG
         if (_size == 0)         if (_size == 0)
             throw StackUnderflow();             throw StackUnderflow();
   #endif
         _size--;         _size--;
     }     }
  
     /** Make a copy of this stack and then pop the top element. */     /** Make a copy of this stack and then pop the top element. */
     QueueIdStack copyAndPop() const      QueueIdStack copyAndPop() const;
     {  
         return QueueIdStack(*this, 0);  
     }  
  
 private: private:
  
     // Copy the given stack but then pop the top element:     // Copy the given stack but then pop the top element:
     QueueIdStack(const QueueIdStack& x, int) : _size(x._size)      QueueIdStack(const QueueIdStack& x, int);
     {  
         memcpy(_items, x._items, sizeof(_items));  
         pop();  
     }  
  
     enum { MAX_SIZE = 5 };     enum { MAX_SIZE = 5 };
     Uint32 _items[MAX_SIZE];     Uint32 _items[MAX_SIZE];

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  Added in v.1.79.2.2
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