blocxx
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00001 /******************************************************************************* 00002 * Copyright (C) 2005, Vintela, Inc. All rights reserved. 00003 * Copyright (C) 2006, Novell, Inc. All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions are met: 00007 * 00008 * * Redistributions of source code must retain the above copyright notice, 00009 * this list of conditions and the following disclaimer. 00010 * * Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * * Neither the name of 00014 * Vintela, Inc., 00015 * nor Novell, Inc., 00016 * nor the names of its contributors or employees may be used to 00017 * endorse or promote products derived from this software without 00018 * specific prior written permission. 00019 * 00020 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00021 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00022 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00023 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00024 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00025 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00026 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00027 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00028 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00029 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00030 * POSSIBILITY OF SUCH DAMAGE. 00031 *******************************************************************************/ 00032 00033 00038 #ifndef BLOCXX_DL_SHAREDLIBRARY_HPP_INCLUDE_GUARD_ 00039 #define BLOCXX_DL_SHAREDLIBRARY_HPP_INCLUDE_GUARD_ 00040 #include "blocxx/BLOCXX_config.h" 00041 #if defined(BLOCXX_USE_DL) 00042 #include "blocxx/SharedLibrary.hpp" 00043 00044 #include "blocxx/Types.hpp" 00045 00046 #if defined(BLOCXX_USE_FAKE_LIBS) 00047 #include "blocxx/Map.hpp" 00048 #endif /* defined(BLOCXX_USE_FAKE_LIBS) */ 00049 00050 // The classes and functions defined in this file are not meant for general 00051 // use, they are internal implementation details. They may change at any time. 00052 00053 namespace BLOCXX_NAMESPACE 00054 { 00055 00060 class dlSharedLibrary : public SharedLibrary 00061 { 00062 public: 00063 dlSharedLibrary(void * libhandle, const String& libName); 00064 virtual ~dlSharedLibrary(); 00065 00073 static void setCallDlclose(bool callDlclose) 00074 { 00075 s_call_dlclose = callDlclose; 00076 } 00077 00081 static bool isFakeLibrary(const String& library_path); 00082 00083 protected: 00093 virtual bool doGetFunctionPointer( const String& functionName, 00094 void** fp ) const; 00095 private: 00096 void* m_libhandle; 00097 String m_libName; 00098 00099 // non-copyable 00100 dlSharedLibrary(const dlSharedLibrary&); 00101 dlSharedLibrary& operator=(const dlSharedLibrary&); 00102 00103 #if defined(BLOCXX_USE_FAKE_LIBS) 00104 bool m_fakeLibrary; 00105 Map<String, String> m_symbolMap; 00106 00107 void initializeSymbolMap(); 00108 #endif /* defined(BLOCXX_USE_FAKE_LIBS) */ 00109 00110 static bool s_call_dlclose; 00111 00112 }; 00113 00114 } // end namespace BLOCXX_NAMESPACE 00115 00116 #endif // BLOCXX_USE_DL 00117 #endif