00001 /******************************************************************************* 00002 * Copyright (C) 2004 Vintela, Inc. All rights reserved. 00003 * Copyright (C) 2005 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 * 00011 * - Redistributions in binary form must reproduce the above copyright notice, 00012 * this list of conditions and the following disclaimer in the documentation 00013 * and/or other materials provided with the distribution. 00014 * 00015 * - Neither the name of Vintela, Inc., Novell, Inc., nor the names of its 00016 * contributors may be used to endorse or promote products derived from this 00017 * software without specific prior written permission. 00018 * 00019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' 00020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00021 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00022 * ARE DISCLAIMED. IN NO EVENT SHALL Vintela, Inc., Novell, Inc., OR THE 00023 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00024 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00025 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 00026 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 00027 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 00028 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 00029 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00030 *******************************************************************************/ 00031 00032 00037 #ifndef BLOCXX_DL_SHAREDLIBRARY_HPP_INCLUDE_GUARD_ 00038 #define BLOCXX_DL_SHAREDLIBRARY_HPP_INCLUDE_GUARD_ 00039 #include "blocxx/BLOCXX_config.h" 00040 #if defined(BLOCXX_USE_DL) 00041 #include "blocxx/SharedLibrary.hpp" 00042 00043 #include "blocxx/Types.hpp" 00044 00045 #if defined(BLOCXX_USE_FAKE_LIBS) 00046 #include "blocxx/Map.hpp" 00047 #endif /* defined(BLOCXX_USE_FAKE_LIBS) */ 00048 00049 // The classes and functions defined in this file are not meant for general 00050 // use, they are internal implementation details. They may change at any time. 00051 00052 namespace BLOCXX_NAMESPACE 00053 { 00054 00059 class dlSharedLibrary : public SharedLibrary 00060 { 00061 public: 00062 dlSharedLibrary(void * libhandle, const String& libName); 00063 virtual ~dlSharedLibrary(); 00064 00072 static void setCallDlclose(bool callDlclose) 00073 { 00074 s_call_dlclose = callDlclose; 00075 } 00076 00080 static bool isFakeLibrary(const String& library_path); 00081 00082 protected: 00092 virtual bool doGetFunctionPointer( const String& functionName, 00093 void** fp ) const; 00094 private: 00095 void* m_libhandle; 00096 String m_libName; 00097 00098 // non-copyable 00099 dlSharedLibrary(const dlSharedLibrary&); 00100 dlSharedLibrary& operator=(const dlSharedLibrary&); 00101 00102 #if defined(BLOCXX_USE_FAKE_LIBS) 00103 bool m_fakeLibrary; 00104 Map<String, String> m_symbolMap; 00105 00106 void initializeSymbolMap(); 00107 #endif /* defined(BLOCXX_USE_FAKE_LIBS) */ 00108 00109 static bool s_call_dlclose; 00110 00111 }; 00112 00113 } // end namespace BLOCXX_NAMESPACE 00114 00115 #endif // BLOCXX_USE_DL 00116 #endif