00001 /*********************************************************************** 00002 filename: SILLYFileDataSource.cpp 00003 created: 20 Jul 2006 00004 author: Olivier Delannoy 00005 00006 purpose: Implementation of the FileDataSource methods 00007 *************************************************************************/ 00008 /*************************************************************************** 00009 * Copyright (C) 2004 - 2006 Paul D Turner & The CEGUI Development Team 00010 * 00011 * Permission is hereby granted, free of charge, to any person obtaining 00012 * a copy of this software and associated documentation files (the 00013 * "Software"), to deal in the Software without restriction, including 00014 * without limitation the rights to use, copy, modify, merge, publish, 00015 * distribute, sublicense, and/or sell copies of the Software, and to 00016 * permit persons to whom the Software is furnished to do so, subject to 00017 * the following conditions: 00018 * 00019 * The above copyright notice and this permission notice shall be 00020 * included in all copies or substantial portions of the Software. 00021 * 00022 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00023 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00024 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 00025 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR 00026 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 00027 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 00028 * OTHER DEALINGS IN THE SOFTWARE. 00029 ***************************************************************************/ 00030 #ifdef HAVE_CONFIG_H 00031 #include <config.h> 00032 #endif 00033 00034 #include "SILLYFileDataSource.h" 00035 00036 #ifndef SILLY_OPT_INLINE 00037 #define inline 00038 #include "SILLYFileDataSource.icpp" 00039 #undef inline 00040 #endif 00041 #include <stdio.h> 00042 // Start section of namespace SILLY 00043 namespace SILLY 00044 { 00045 00046 FileDataSource::FileDataSource(const char* filename) 00047 : d_error(true), d_bytes(0), d_size(0) 00048 { 00049 FILE* data = fopen(filename, "rb"); 00050 if (data) 00051 { 00052 long status = fseek(data, 0, SEEK_END); 00053 if (status == -1) 00054 { 00055 fclose(data); 00056 return; 00057 } 00058 status = ftell(data); 00059 if (status == -1) 00060 { 00061 fclose(data); 00062 return; 00063 } 00064 d_size = status; 00065 if (d_size) 00066 d_bytes = new byte[d_size]; 00067 if (! d_bytes) 00068 { 00069 fclose(data); 00070 return; 00071 } 00072 rewind(data); 00073 status = fread(reinterpret_cast<void*>(d_bytes), 1, d_size, data); 00074 if (status != d_size) 00075 { 00076 delete [] d_bytes; 00077 d_bytes = 0; 00078 fclose(data); 00079 } 00080 fclose(data); 00081 d_error = false; 00082 } 00083 } 00084 00085 00086 FileDataSource::~FileDataSource() 00087 { 00088 delete [] d_bytes; 00089 } 00090 00091 00092 } // End section of namespace SILLY