1 karl  1.6 //%2006////////////////////////////////////////////////////////////////////////

  2 kumpf 1.1 //

  3 karl  1.3 // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
  4           // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
  5           // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;

  6 kumpf 1.1 // IBM Corp.; EMC Corporation, The Open Group.

  7 karl  1.3 // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
  8           // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

  9 karl  1.4 // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
 10           // EMC Corporation; VERITAS Software Corporation; The Open Group.

 11 karl  1.6 // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
 12           // EMC Corporation; Symantec Corporation; The Open Group.

 13 kumpf 1.1 //
 14           // Permission is hereby granted, free of charge, to any person obtaining a copy
 15           // of this software and associated documentation files (the "Software"), to
 16           // deal in the Software without restriction, including without limitation the
 17           // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 18           // sell copies of the Software, and to permit persons to whom the Software is
 19           // furnished to do so, subject to the following conditions:
 20           // 
 21           // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
 22           // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
 23           // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
 24           // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 25           // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 26           // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 27           // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 28           // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 29           //
 30           //==============================================================================
 31           //
 32           // Author: Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com)
 33           //
 34 kumpf 1.1 // Modified By:
 35           //
 36           //%/////////////////////////////////////////////////////////////////////////////
 37           

 38 kumpf 1.2 #include <string.h>    // for memcpy()

 39 kumpf 1.1 #include <Pegasus/Common/Tracer.h>
 40           
 41           #include "CIMOMHandleRep.h"
 42           
 43           PEGASUS_NAMESPACE_BEGIN
 44           
 45           CIMOMHandleRep::CIMOMHandleRep()
 46               : _pendingOperations(0),
 47                 _providerUnloadProtect(0)
 48           {
 49               gettimeofday(&_idleTime, NULL);
 50           }
 51           
 52           CIMOMHandleRep::~CIMOMHandleRep()
 53           {
 54           }
 55           
 56           void CIMOMHandleRep::disallowProviderUnload()
 57           {
 58               PEG_METHOD_ENTER(TRC_CIMOM_HANDLE,
 59                   "CIMOMHandleRep::disallowProviderUnload");
 60 kumpf 1.1 
 61               try
 62               {
 63                   AutoMutex lock(_providerUnloadProtectMutex);
 64                   _providerUnloadProtect++;
 65               }
 66               catch (...)
 67               {
 68                   // There's not much a provider could do with this exception.  Since
 69                   // this is just a hint, our best bet is to just ignore it.
 70                   PEG_TRACE_STRING(TRC_CIMOM_HANDLE, Tracer::LEVEL3,
 71                       "Caught unexpected exception");
 72               }
 73           
 74               PEG_METHOD_EXIT();
 75           }
 76           
 77           void CIMOMHandleRep::allowProviderUnload()
 78           {
 79               PEG_METHOD_ENTER(TRC_CIMOM_HANDLE,
 80                   "CIMOMHandleRep::allowProviderUnload");
 81 kumpf 1.1 
 82               try
 83               {
 84                   AutoMutex lock(_providerUnloadProtectMutex);
 85                   if (_providerUnloadProtect > 0)
 86                   {
 87                       _providerUnloadProtect--;
 88                   }
 89               }
 90               catch (...)
 91               {
 92                   // There's not much a provider could do with this exception.  Since
 93                   // this is just a hint, our best bet is to just ignore it.
 94                   PEG_TRACE_STRING(TRC_CIMOM_HANDLE, Tracer::LEVEL3,
 95                       "Caught unexpected exception");
 96               }
 97           
 98               PEG_METHOD_EXIT();
 99           }
100           
101           void CIMOMHandleRep::get_idle_timer(struct timeval *tv)
102 kumpf 1.1 {
103               if (tv == 0)
104               {
105                   return;
106               }
107              
108               try 
109               {
110                   AutoMutex lock(_idleTimeMutex);
111                   memcpy(tv, &_idleTime, sizeof(struct timeval));
112               }
113               catch (...)
114               {
115                   gettimeofday(tv, NULL);
116               }
117           }
118           
119           void CIMOMHandleRep::update_idle_timer()
120           {
121               try
122               {
123 kumpf 1.1         AutoMutex lock(_idleTimeMutex);
124                   gettimeofday(&_idleTime, NULL);
125               }
126               catch (...)
127               {
128               }
129           }
130           
131           Boolean CIMOMHandleRep::pending_operation()
132           {

133 mike  1.5     if (_pendingOperations.get())

134 kumpf 1.1     {
135                   return true;
136               }
137               return false;
138           }
139           
140           Boolean CIMOMHandleRep::unload_ok()
141           {

142 mike  1.5     if (_pendingOperations.get())

143 kumpf 1.1     {
144                   return false;
145               }
146           
147               Boolean unloadable = true;
148           
149               AutoMutex lock(_providerUnloadProtectMutex);
150               if (_providerUnloadProtect > 0)
151               {
152                   unloadable = false;
153               }
154           
155               return (unloadable);
156           }
157           
158           PEGASUS_NAMESPACE_END