1 a.dunfey 1.6.2.1 //%2006////////////////////////////////////////////////////////////////////////
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2 kumpf 1.1 //
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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.;
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6 kumpf 1.1 // IBM Corp.; EMC Corporation, The Open Group.
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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.
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9 karl 1.4 // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
10 // EMC Corporation; VERITAS Software Corporation; The Open Group.
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11 a.dunfey 1.6.2.1 // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
12 // EMC Corporation; Symantec Corporation; The Open Group.
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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: Carol Ann Krug Graves, Hewlett-Packard Company
33 // (carolann_graves@hp.com)
34 kumpf 1.1 //
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35 david.dillard 1.3 // Modified By: David Dillard, VERITAS Software Corp.
36 // (david.dillard@veritas.com)
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37 gs.keenan 1.5 // Sean Keenan (sean.keenan@hp.com)
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38 kumpf 1.1 //
39 //%/////////////////////////////////////////////////////////////////////////////
40
41 #include <Pegasus/Common/CIMMessageSerializer.h>
42 #include <Pegasus/Common/CIMMessageDeserializer.h>
43 #include <Pegasus/Common/MessageLoader.h>
44 #include <Pegasus/Common/Exception.h>
45 #include <Pegasus/Common/Tracer.h>
46
47 #include "AnonymousPipe.h"
48
49
50 #if defined (PEGASUS_OS_TYPE_WINDOWS)
51 # include "AnonymousPipeWindows.cpp"
52 #elif defined (PEGASUS_OS_TYPE_UNIX)
53 # include "AnonymousPipeUnix.cpp"
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54 gs.keenan 1.5 #elif defined (PEGASUS_OS_VMS)
55 # include "AnonymousPipeVms.cpp"
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56 kumpf 1.1 #else
57 # error "Unsupported platform"
58 #endif
59
60 PEGASUS_NAMESPACE_BEGIN
61
62 AnonymousPipe::Status AnonymousPipe::writeMessage (CIMMessage * message)
63 {
64 PEG_METHOD_ENTER (TRC_OS_ABSTRACTION, "AnonymousPipe::writeMessage");
65
66 //
67 // Serialize the request
68 //
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69 mike 1.6 Buffer messageBuffer;
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70 kumpf 1.1 messageBuffer.reserveCapacity (4096);
71 try
72 {
73 CIMMessageSerializer::serialize (messageBuffer, message);
74 }
75 catch (Exception & e)
76 {
77 PEG_TRACE_STRING (TRC_OS_ABSTRACTION, Tracer::LEVEL2,
78 "Failed to serialize message: " + e.getMessage ());
79 PEG_METHOD_EXIT ();
80 throw;
81 }
82
83 //
84 // Write the serialized message to the pipe
85 //
86 Status writeStatus;
87 try
88 {
89 Uint32 messageLength = messageBuffer.size ();
90 const char * messageData = messageBuffer.getData ();
91 kumpf 1.1
92 writeStatus = writeBuffer ((const char *) &messageLength,
93 sizeof (Uint32));
94
95 if (writeStatus == STATUS_SUCCESS)
96 {
97 writeStatus = writeBuffer (messageBuffer.getData (),
98 messageLength);
99 }
100 }
101 catch (...)
102 {
103 PEG_METHOD_EXIT ();
104 throw;
105 }
106
107 PEG_METHOD_EXIT ();
108 return writeStatus;
109 }
110
111 AnonymousPipe::Status AnonymousPipe::readMessage (CIMMessage * & message)
112 kumpf 1.1 {
113 PEG_METHOD_ENTER (TRC_OS_ABSTRACTION, "AnonymousPipe::readMessage");
114
115 message = 0;
116
117 //
118 // Read the message length
119 //
120 Uint32 messageLength;
121 Status readStatus = readBuffer ((char *) &messageLength, sizeof (Uint32));
122
123 if (readStatus != STATUS_SUCCESS)
124 {
125 PEG_METHOD_EXIT ();
126 return readStatus;
127 }
128
129 if (messageLength == 0)
130 {
131 //
132 // Null message
133 kumpf 1.1 //
134 PEG_METHOD_EXIT ();
135 return STATUS_SUCCESS;
136 }
137
138 //
139 // Read the message data
140 //
141 AutoArrayPtr <char> messageBuffer (new char [messageLength + 1]);
142
143 //
144 // We know a message is coming
145 // Keep reading even if interrupted
146 //
147 do
148 {
149 readStatus = readBuffer (messageBuffer.get (), messageLength);
150 } while (readStatus == STATUS_INTERRUPT);
151
152 if (readStatus != STATUS_SUCCESS)
153 {
154 kumpf 1.1 PEG_METHOD_EXIT ();
155 return readStatus;
156 }
157
158 try
159 {
160 //
161 // De-serialize the message
162 //
163 message = CIMMessageDeserializer::deserialize (messageBuffer.get ());
164 }
165 catch (Exception & e)
166 {
167 //
168 // De-serialization failed
169 //
170 PEG_TRACE_STRING (TRC_OS_ABSTRACTION, Tracer::LEVEL2,
171 "Failed to de-serialize message: " + e.getMessage ());
172 PEG_METHOD_EXIT ();
173 throw;
174 }
175 kumpf 1.1
176 PEG_METHOD_EXIT ();
177 return readStatus;
178 }
179
180 PEGASUS_NAMESPACE_END
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AnonymousPipe.cpp
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