1 karl 1.7 //%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 karl 1.7 // 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 //
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30 kamal.locahana 1.10 //=============================================================================
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31 kumpf 1.1 //
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32 kamal.locahana 1.10 //%////////////////////////////////////////////////////////////////////////////
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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)
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46 mike 1.8 # include "AnonymousPipePOSIX.cpp"
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47 gs.keenan 1.5 #elif defined (PEGASUS_OS_VMS)
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48 mike 1.8 # include "AnonymousPipePOSIX.cpp"
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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 //
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62 mike 1.6 Buffer messageBuffer;
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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 {
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82 kamal.locahana 1.10 Uint32 messageLength = (Uint32) messageBuffer.size ();
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83 kumpf 1.1 const char * messageData = messageBuffer.getData ();
84
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85 kumpf 1.11 writeStatus =
86 writeBuffer((const char*) &messageLength, sizeof(Uint32));
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87 kumpf 1.1
88 if (writeStatus == STATUS_SUCCESS)
89 {
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90 kumpf 1.11 writeStatus = writeBuffer(messageData, messageLength);
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91 kumpf 1.1 }
92 }
93 catch (...)
94 {
95 PEG_METHOD_EXIT ();
96 throw;
97 }
98
99 PEG_METHOD_EXIT ();
100 return writeStatus;
101 }
102
103 AnonymousPipe::Status AnonymousPipe::readMessage (CIMMessage * & message)
104 {
105 PEG_METHOD_ENTER (TRC_OS_ABSTRACTION, "AnonymousPipe::readMessage");
106
107 message = 0;
108
109 //
110 // Read the message length
111 //
112 kumpf 1.1 Uint32 messageLength;
113 Status readStatus = readBuffer ((char *) &messageLength, sizeof (Uint32));
114
115 if (readStatus != STATUS_SUCCESS)
116 {
117 PEG_METHOD_EXIT ();
118 return readStatus;
119 }
120
121 if (messageLength == 0)
122 {
123 //
124 // Null message
125 //
126 PEG_METHOD_EXIT ();
127 return STATUS_SUCCESS;
128 }
129
130 //
131 // Read the message data
132 //
133 kumpf 1.1 AutoArrayPtr <char> messageBuffer (new char [messageLength + 1]);
134
135 //
136 // We know a message is coming
137 // Keep reading even if interrupted
138 //
139 do
140 {
141 readStatus = readBuffer (messageBuffer.get (), messageLength);
142 } while (readStatus == STATUS_INTERRUPT);
143
144 if (readStatus != STATUS_SUCCESS)
145 {
146 PEG_METHOD_EXIT ();
147 return readStatus;
148 }
149
150 try
151 {
152 //
153 // De-serialize the message
154 kumpf 1.1 //
155 message = CIMMessageDeserializer::deserialize (messageBuffer.get ());
156 }
157 catch (Exception & e)
158 {
159 //
160 // De-serialization failed
161 //
162 PEG_TRACE_STRING (TRC_OS_ABSTRACTION, Tracer::LEVEL2,
163 "Failed to de-serialize message: " + e.getMessage ());
164 PEG_METHOD_EXIT ();
165 throw;
166 }
167
168 PEG_METHOD_EXIT ();
169 return readStatus;
170 }
171
172 PEGASUS_NAMESPACE_END
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Return to
AnonymousPipe.cpp
CVS log
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