(file) Return to AnonymousPipe.cpp CVS log (file) (dir) Up to [Pegasus] / pegasus / src / Pegasus / Common

  1 karl  1.7 //%2006////////////////////////////////////////////////////////////////////////
  2 kumpf 1.1 //
  3 karl  1.2 // 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  1.2 // 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  1.7 // 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 kamal.locahana 1.10 //=============================================================================
 31 kumpf          1.1  //
 32 kamal.locahana 1.10 //%////////////////////////////////////////////////////////////////////////////
 33 kumpf          1.1  
 34                     #include <Pegasus/Common/CIMMessageSerializer.h>
 35                     #include <Pegasus/Common/CIMMessageDeserializer.h>
 36                     #include <Pegasus/Common/MessageLoader.h>
 37                     #include <Pegasus/Common/Exception.h>
 38                     #include <Pegasus/Common/Tracer.h>
 39                     
 40                     #include "AnonymousPipe.h"
 41                     
 42                     
 43                     #if defined (PEGASUS_OS_TYPE_WINDOWS)
 44                     # include "AnonymousPipeWindows.cpp"
 45                     #elif defined (PEGASUS_OS_TYPE_UNIX)
 46 mike           1.8  # include "AnonymousPipePOSIX.cpp"
 47 gs.keenan      1.5  #elif defined (PEGASUS_OS_VMS)
 48 mike           1.8  # include "AnonymousPipePOSIX.cpp"
 49 kumpf          1.1  #else
 50                     # error "Unsupported platform"
 51                     #endif
 52                     
 53                     PEGASUS_NAMESPACE_BEGIN
 54                     
 55                     AnonymousPipe::Status AnonymousPipe::writeMessage (CIMMessage * message)
 56                     {
 57                         PEG_METHOD_ENTER (TRC_OS_ABSTRACTION, "AnonymousPipe::writeMessage");
 58                     
 59                         //
 60                         // Serialize the request
 61                         //
 62 mike           1.6      Buffer messageBuffer;
 63 kumpf          1.1      messageBuffer.reserveCapacity (4096);
 64                         try
 65                         {
 66                             CIMMessageSerializer::serialize (messageBuffer, message);
 67                         }
 68                         catch (Exception & e)
 69                         {
 70                             PEG_TRACE_STRING (TRC_OS_ABSTRACTION, Tracer::LEVEL2,
 71                                 "Failed to serialize message: " + e.getMessage ());
 72                             PEG_METHOD_EXIT ();
 73                             throw;
 74                         }
 75                     
 76                         //
 77                         // Write the serialized message to the pipe
 78                         //
 79                         Status writeStatus;
 80                         try
 81                         {
 82 kamal.locahana 1.10         Uint32 messageLength = (Uint32) messageBuffer.size ();
 83 kumpf          1.1          const char * messageData = messageBuffer.getData ();
 84                     
 85 kumpf          1.9          writeStatus = writeBuffer ((const char *) &messageLength,
 86 kumpf          1.1              sizeof (Uint32));
 87                     
 88                             if (writeStatus == STATUS_SUCCESS)
 89                             {
 90 kumpf          1.9              writeStatus = writeBuffer (messageBuffer.getData (),
 91 kumpf          1.1                  messageLength);
 92                             }
 93                         }
 94                         catch (...)
 95                         {
 96                             PEG_METHOD_EXIT ();
 97                             throw;
 98                         }
 99                     
100                         PEG_METHOD_EXIT ();
101                         return writeStatus;
102                     }
103                     
104                     AnonymousPipe::Status AnonymousPipe::readMessage (CIMMessage * & message)
105                     {
106                         PEG_METHOD_ENTER (TRC_OS_ABSTRACTION, "AnonymousPipe::readMessage");
107                     
108                         message = 0;
109                     
110                         //
111                         //  Read the message length
112 kumpf          1.1      //
113                         Uint32 messageLength;
114                         Status readStatus = readBuffer ((char *) &messageLength, sizeof (Uint32));
115                     
116                         if (readStatus != STATUS_SUCCESS)
117                         {
118                             PEG_METHOD_EXIT ();
119                             return readStatus;
120                         }
121                     
122                         if (messageLength == 0)
123                         {
124                             //
125                             //  Null message
126                             //
127                             PEG_METHOD_EXIT ();
128                             return STATUS_SUCCESS;
129                         }
130                     
131                         //
132                         //  Read the message data
133 kumpf          1.1      //
134                         AutoArrayPtr <char> messageBuffer (new char [messageLength + 1]);
135                     
136                         //
137                         //  We know a message is coming
138                         //  Keep reading even if interrupted
139                         //
140                         do
141                         {
142                             readStatus = readBuffer (messageBuffer.get (), messageLength);
143                         } while (readStatus == STATUS_INTERRUPT);
144                     
145                         if (readStatus != STATUS_SUCCESS)
146                         {
147                             PEG_METHOD_EXIT ();
148                             return readStatus;
149                         }
150                     
151                         try
152                         {
153                             //
154 kumpf          1.1          //  De-serialize the message
155                             //
156                             message = CIMMessageDeserializer::deserialize (messageBuffer.get ());
157                         }
158                         catch (Exception & e)
159                         {
160                             //
161                             //  De-serialization failed
162                             //
163                             PEG_TRACE_STRING (TRC_OS_ABSTRACTION, Tracer::LEVEL2,
164                                 "Failed to de-serialize message: " + e.getMessage ());
165                             PEG_METHOD_EXIT ();
166                             throw;
167                         }
168                     
169                         PEG_METHOD_EXIT ();
170                         return readStatus;
171                     }
172                     
173                     PEGASUS_NAMESPACE_END

No CVS admin address has been configured
Powered by
ViewCVS 0.9.2