pegasus/src/Pegasus/ProviderManager2/CMPI/CMPIProviderModule.cpp - annotate

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1 karl 1.7 //%2004////////////////////////////////////////////////////////////////////////
2 schuur 1.1 //
3 karl 1.7 // 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 // IBM Corp.; EMC Corporation, The Open Group. 7 // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.; 8 // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
9 schuur 1.1 // 10 // Permission is hereby granted, free of charge, to any person obtaining a copy 11 // of this software and associated documentation files (the "Software"), to 12 // deal in the Software without restriction, including without limitation the 13 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 14 // sell copies of the Software, and to permit persons to whom the Software is 15 // furnished to do so, subject to the following conditions:
16 karl 1.7 //
17 schuur 1.1 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN 18 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED 19 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT 20 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 21 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 22 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 23 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 24 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 // 26 //============================================================================== 27 // 28 // Author: Chip Vincent (cvincent@us.ibm.com) 29 // 30 // Modified By: 31 // Nag Boranna, Hewlett-Packard Company(nagaraja_boranna@hp.com) 32 // Yi Zhou, Hewlett-Packard Company(yi_zhou@hp.com) 33 // Mike Day, IBM (mdday@us.ibm.com) 34 // Adrian Schuur, IBM (schuur@de.ibm.com) 35 // 36 //%///////////////////////////////////////////////////////////////////////////// 37
38 schuur 1.6 #include "CMPI_Version.h" 39
40 schuur 1.1 #include "CMPIProviderModule.h" 41 42 #include <Pegasus/Common/Destroyer.h> 43 #include <Pegasus/Common/FileSystem.h> 44 #include <Pegasus/Common/MessageLoader.h> //l10n 45 #include <Pegasus/Config/ConfigManager.h> 46 #include <Pegasus/ProviderManager2/CMPI/CMPIProvider.h> 47 #include <Pegasus/ProviderManager2/CMPI/CMPIProviderManager.h> 48
49 schuur 1.3 PEGASUS_USING_STD;
50 schuur 1.1 PEGASUS_NAMESPACE_BEGIN 51
52 schuur 1.6 CMPIProviderModule::CMPIProviderModule(const String & fileName)
53 schuur 1.1 : _fileName(fileName), 54 _ref_count(0), 55 _library(0) 56 {
57 schuur 1.6 genericProviderModule=0;
58 a.dunfey 1.5 #ifdef PEGASUS_OS_TYPE_WINDOWS 59 if (fileName[1] != ':') 60 #else
61 schuur 1.1 if (fileName[0]!='/')
62 a.dunfey 1.5 #endif
63 schuur 1.4 _fileName=ProviderManager::_resolvePhysicalName(fileName);
64 schuur 1.1 else _fileName=fileName; 65 } 66 67 CMPIProviderModule::~CMPIProviderModule(void) 68 { 69 } 70 71 ProviderVector CMPIProviderModule::load(const String & providerName) 72 {
73 schuur 1.6 if (!genericProviderModule)
74 schuur 1.1 _library = System::loadDynamicLibrary((const char *)_fileName.getCString()); 75 76 if(_library == 0) 77 { 78 79 String s0 = "ProviderLoadFailure"; 80 throw Exception(MessageLoaderParms("ProviderManager.CMPIProviderModule.CANNOT_LOAD_LIBRARY", 81 "$0 ($1:$2):Cannot load library, error: $3", 82 s0, 83 _fileName, 84 providerName, 85 System::dynamicLoadError())); 86 } 87 88 char symbolName[512]; 89 CString mName=providerName.getCString(); 90 ProviderVector miVector; 91 memset(&miVector,0,sizeof(ProviderVector)); 92 int specificMode=0; 93 94 if ((miVector.createGenInstMI=(CREATE_GEN_INST_MI) 95 schuur 1.1 System::loadDynamicSymbol(_library,"_Generic_Create_InstanceMI"))) {
96 schuur 1.2 if (miVector.createGenInstMI) 97 miVector.miTypes\|=CMPI_MIType_Instance;
98 schuur 1.1 miVector.genericMode=1; 99 } 100 101 strcpy(symbolName,(const char*)mName); 102 strcat(symbolName,"_Create_InstanceMI"); 103 if ((miVector.createInstMI=(CREATE_INST_MI) 104 System::loadDynamicSymbol(_library,symbolName))) {
105 schuur 1.2 if (miVector.createInstMI) 106 miVector.miTypes\|=CMPI_MIType_Instance;
107 schuur 1.1 specificMode=1; 108 } 109 110 111 if ((miVector.createGenAssocMI=(CREATE_GEN_ASSOC_MI) 112 System::loadDynamicSymbol(_library,"_Generic_Create_AssociationMI"))) {
113 schuur 1.2 if (miVector.createGenAssocMI) 114 miVector.miTypes\|=CMPI_MIType_Association;
115 schuur 1.1 miVector.genericMode=1; 116 } 117 118 strcpy(symbolName,(const char*)mName); 119 strcat(symbolName,"_Create_AssociationMI"); 120 if ((miVector.createAssocMI=(CREATE_ASSOC_MI) 121 System::loadDynamicSymbol(_library,symbolName))) {
122 schuur 1.2 if (miVector.createAssocMI) 123 miVector.miTypes\|=CMPI_MIType_Association;
124 schuur 1.1 specificMode=1; 125 } 126 127 128 if ((miVector.createGenMethMI=(CREATE_GEN_METH_MI) 129 System::loadDynamicSymbol(_library,"_Generic_Create_MethodMI"))) {
130 schuur 1.2 if (miVector.createGenMethMI) 131 miVector.miTypes\|=CMPI_MIType_Method;
132 schuur 1.1 miVector.genericMode=1; 133 } 134 135 strcpy(symbolName,(const char*)mName); 136 strcat(symbolName,"_Create_MethodMI"); 137 if ((miVector.createMethMI=(CREATE_METH_MI) 138 System::loadDynamicSymbol(_library,symbolName))) {
139 schuur 1.2 if (miVector.createMethMI) 140 miVector.miTypes\|=CMPI_MIType_Method;
141 schuur 1.1 specificMode=1; 142 } 143 144 145 if ((miVector.createGenPropMI=(CREATE_GEN_PROP_MI) 146 System::loadDynamicSymbol(_library,"_Generic_Create_PropertyMI"))) {
147 schuur 1.2 if (miVector.createGenPropMI) 148 miVector.miTypes\|=CMPI_MIType_Property;
149 schuur 1.1 miVector.genericMode=1; 150 } 151 152 strcpy(symbolName,(const char*)mName); 153 strcat(symbolName,"_Create_PropertyMI"); 154 if ((miVector.createPropMI=(CREATE_PROP_MI) 155 System::loadDynamicSymbol(_library,symbolName))) {
156 schuur 1.2 if (miVector.createPropMI) 157 miVector.miTypes\|=CMPI_MIType_Property;
158 schuur 1.1 specificMode=1; 159 } 160 161 162 if ((miVector.createGenIndMI=(CREATE_GEN_IND_MI) 163 System::loadDynamicSymbol(_library,"_Generic_Create_IndicationMI"))) {
164 schuur 1.2 if (miVector.createGenIndMI) 165 miVector.miTypes\|=CMPI_MIType_Indication;
166 schuur 1.1 miVector.genericMode=1; 167 } 168 169 strcpy(symbolName,(const char*)mName); 170 strcat(symbolName,"_Create_IndicationMI"); 171 if ((miVector.createIndMI=(CREATE_IND_MI) 172 System::loadDynamicSymbol(_library,symbolName))) {
173 schuur 1.2 if (miVector.createIndMI) 174 miVector.miTypes\|=CMPI_MIType_Indication;
175 schuur 1.1 specificMode=1; 176 } 177 178 if (miVector.miTypes==0) { 179 throw Exception("ProviderLoadFailure "+_fileName+":"+_providerName+ 180 " Provider is a not CMPI style provider"); 181 } 182 183 if (miVector.genericMode && specificMode) { 184 throw Exception("ProviderLoadFailure "+_fileName+":"+_providerName+ 185 " onflicting generic/specfic CMPI style provider"); 186 } 187
188 schuur 1.6 genericProviderModule=miVector.genericMode!=0;
189 schuur 1.1 _ref_count++; 190 191 return miVector; 192 } 193 194 void CMPIProviderModule::unloadModule(void) 195 { 196 _ref_count--; 197 198 if(_ref_count.value() > 0) 199 return; 200 201 _ref_count = 0; 202
203 schuur 1.6 if (_library != 0) { 204 if (genericProviderModule) return;
205 schuur 1.1 System::unloadDynamicLibrary(_library); 206 _library = 0; 207 } 208 } 209 210 PEGASUS_NAMESPACE_END

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