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
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34 mike 1.16 #if defined(PEGASUS_ENABLE_PROTOCOL_INTERNAL_BINARY)
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35 mike 1.15 # include <Pegasus/Common/CIMBinMsgSerializer.h>
36 # include <Pegasus/Common/CIMBinMsgDeserializer.h>
37 #else
38 # include <Pegasus/Common/CIMMessageSerializer.h>
39 # include <Pegasus/Common/CIMMessageDeserializer.h>
40 #endif
41
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42 kumpf 1.1 #include <Pegasus/Common/MessageLoader.h>
43 #include <Pegasus/Common/Exception.h>
44 #include <Pegasus/Common/Tracer.h>
45
46 #include "AnonymousPipe.h"
47
48
49 #if defined (PEGASUS_OS_TYPE_WINDOWS)
50 # include "AnonymousPipeWindows.cpp"
51 #elif defined (PEGASUS_OS_TYPE_UNIX)
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52 mike 1.8 # include "AnonymousPipePOSIX.cpp"
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53 gs.keenan 1.5 #elif defined (PEGASUS_OS_VMS)
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54 mike 1.8 # include "AnonymousPipePOSIX.cpp"
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55 kumpf 1.1 #else
56 # error "Unsupported platform"
57 #endif
58
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59 mike 1.15
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60 kumpf 1.1 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 1.16 #if defined(PEGASUS_ENABLE_PROTOCOL_INTERNAL_BINARY)
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70 mike 1.15 CIMBuffer messageBuffer(4096);
71 #else
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72 mike 1.6 Buffer messageBuffer;
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73 kumpf 1.1 messageBuffer.reserveCapacity (4096);
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74 mike 1.15 #endif
75
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76 kumpf 1.1 try
77 {
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78 mike 1.16 #if defined(PEGASUS_ENABLE_PROTOCOL_INTERNAL_BINARY)
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79 mike 1.15 CIMBinMsgSerializer::serialize(messageBuffer, message);
80 #else
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81 kumpf 1.1 CIMMessageSerializer::serialize (messageBuffer, message);
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82 mike 1.15 #endif
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83 kumpf 1.1 }
84 catch (Exception & e)
85 {
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86 thilo.boehm 1.14 PEG_TRACE((TRC_OS_ABSTRACTION, Tracer::LEVEL2,
87 "Failed to serialize message: %s",
88 (const char*)e.getMessage().getCString()));
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89 kumpf 1.1 PEG_METHOD_EXIT ();
90 throw;
91 }
92
93 //
94 // Write the serialized message to the pipe
95 //
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96 kumpf 1.13 Uint32 messageLength = messageBuffer.size();
97 const char * messageData = messageBuffer.getData ();
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98 kumpf 1.1
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99 kumpf 1.13 Status writeStatus =
100 writeBuffer((const char*) &messageLength, sizeof(Uint32));
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101 kumpf 1.1
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102 kumpf 1.13 if (writeStatus == STATUS_SUCCESS)
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103 kumpf 1.1 {
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104 kumpf 1.13 writeStatus = writeBuffer(messageData, messageLength);
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105 kumpf 1.1 }
106
107 PEG_METHOD_EXIT ();
108 return writeStatus;
109 }
110
111 AnonymousPipe::Status AnonymousPipe::readMessage (CIMMessage * & message)
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112 mike 1.15 {
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113 kumpf 1.1 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 //
134 kumpf 1.1 PEG_METHOD_EXIT ();
135 return STATUS_SUCCESS;
136 }
137
138 //
139 // Read the message data
140 //
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141 mike 1.16 #if defined(PEGASUS_ENABLE_PROTOCOL_INTERNAL_BINARY)
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142 mike 1.15 // CIMBuffer uses realloc() and free() so the buffer must be allocated
143 // with malloc().
144 AutoPtr<char, FreeCharPtr> messageBuffer((char*)malloc(messageLength + 1));
145 #else
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146 kumpf 1.1 AutoArrayPtr <char> messageBuffer (new char [messageLength + 1]);
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147 mike 1.15 #endif
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148 kumpf 1.1
149 //
150 // We know a message is coming
151 // Keep reading even if interrupted
152 //
153 do
154 {
155 readStatus = readBuffer (messageBuffer.get (), messageLength);
156 } while (readStatus == STATUS_INTERRUPT);
157
158 if (readStatus != STATUS_SUCCESS)
159 {
160 PEG_METHOD_EXIT ();
161 return readStatus;
162 }
163
164 try
165 {
166 //
167 // De-serialize the message
168 //
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169 mike 1.16 #if defined(PEGASUS_ENABLE_PROTOCOL_INTERNAL_BINARY)
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170 mike 1.15 // CIMBuffer frees messageBuffer upon destruction.
171 CIMBuffer buf(messageBuffer.release(), messageLength);
172 message = CIMBinMsgDeserializer::deserialize(buf, messageLength);
173
174 if (!message)
175 {
176 throw CIMException(CIM_ERR_FAILED, "deserialize() failed");
177 }
178 #else
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179 kumpf 1.1 message = CIMMessageDeserializer::deserialize (messageBuffer.get ());
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180 mike 1.15 #endif
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181 kumpf 1.1 }
182 catch (Exception & e)
183 {
184 //
185 // De-serialization failed
186 //
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187 thilo.boehm 1.14 PEG_TRACE ((TRC_OS_ABSTRACTION, Tracer::LEVEL2,
188 "Failed to de-serialize message: %s",
189 (const char*)e.getMessage().getCString()));
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190 kumpf 1.1 PEG_METHOD_EXIT ();
191 throw;
192 }
193
194 PEG_METHOD_EXIT ();
195 return readStatus;
196 }
197
198 PEGASUS_NAMESPACE_END
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Return to
AnonymousPipe.cpp
CVS log
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