blocxx
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00001 /******************************************************************************* 00002 * Copyright (C) 2005, Quest Software, 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 * Quest Software, 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_FILE_BUF_HPP_INCLUDE_GUARD_ 00039 #define BLOCXX_FILE_BUF_HPP_INCLUDE_GUARD_ 00040 #include "blocxx/BLOCXX_config.h" 00041 00042 #include "blocxx/CommonFwd.hpp" 00043 #include "blocxx/BaseStreamBuffer.hpp" 00044 #include "blocxx/AutoDescriptor.hpp" 00045 #include "blocxx/Types.hpp" 00046 #include <cstdio> 00047 00048 namespace BLOCXX_NAMESPACE 00049 { 00050 00058 class FileBuf : public BaseStreamBuffer 00059 { 00060 public: 00061 00066 FileBuf(); 00067 00071 ~FileBuf(); 00072 00077 bool isOpen() const; 00078 00085 FileBuf* open(FILE* fp); 00086 00093 FileBuf* open(AutoDescriptor fd); 00094 #if 0 00095 00101 FileBuf* open(const File& f); 00102 #endif 00103 00119 FileBuf* open(const char* path, std::ios_base::openmode mode, mode_t permissions = 0666); 00120 00129 FileBuf* close(); 00130 00131 private: 00139 virtual int buffer_to_device(const char* c, int n); 00149 virtual int buffer_from_device(char* c, int n); 00150 00158 std::ios_base::openmode posixModeToCppMode(int posixMode); 00159 00167 int cppModeToPOSIXMode(std::ios_base::openmode cppMode); 00168 00176 const char* cppModeToCMode(std::ios_base::openmode cppMode); 00177 00178 // prohibit copying and assigning 00179 // NO IMPLEMENTATION 00180 FileBuf(const FileBuf& arg); 00181 FileBuf& operator=(const FileBuf& arg); 00182 00183 ::FILE* m_file; 00184 }; 00185 00186 } // end namespace BLOCXX_NAMESPACE 00187 00188 #endif 00189