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translate.h00001 00002 // translate.h -- data translation classes for StateIn and StateOut 00003 // 00004 // Copyright (C) 1997 Limit Point Systems, Inc. 00005 // 00006 // Author: Curtis Janssen <cljanss@limitpt.com> 00007 // Maintainer: LPS 00008 // 00009 // This file is part of the SC Toolkit. 00010 // 00011 // The SC Toolkit is free software; you can redistribute it and/or modify 00012 // it under the terms of the GNU Library General Public License as published by 00013 // the Free Software Foundation; either version 2, or (at your option) 00014 // any later version. 00015 // 00016 // The SC Toolkit is distributed in the hope that it will be useful, 00017 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00019 // GNU Library General Public License for more details. 00020 // 00021 // You should have received a copy of the GNU Library General Public License 00022 // along with the SC Toolkit; see the file COPYING.LIB. If not, write to 00023 // the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 00024 // 00025 // The U.S. Government is granted a limited license as per AL 91-7. 00026 // 00027 00028 #ifndef _util_state_translate_h 00029 #define _util_state_translate_h 00030 00031 #ifdef HAVE_CONFIG_H 00032 #include <scconfig.h> 00033 #endif 00034 00035 #if defined(WORDS_BIGENDIAN) 00036 #define BIGENDIAN 1 00037 #else 00038 #define BIGENDIAN 0 00039 #endif 00040 00041 namespace sc { 00042 00045 class TranslateData { 00046 public: 00047 TranslateData(); 00048 virtual ~TranslateData(); 00049 00051 virtual char format_code(); 00052 00055 static TranslateData *vctor(char code); 00056 00059 virtual void to_native (char *, int n); 00062 virtual void to_external(char *, int n); 00063 virtual void to_native (short *, int n); 00064 virtual void to_external(short *, int n); 00065 virtual void to_native (unsigned int *, int n); 00066 virtual void to_external(unsigned int *, int n); 00067 virtual void to_native (int *, int n); 00068 virtual void to_external(int *, int n); 00069 virtual void to_native (long *, int n); 00070 virtual void to_external(long *, int n); 00071 virtual void to_native (float *, int n); 00072 virtual void to_external(float *, int n); 00073 virtual void to_native (double *, int n); 00074 virtual void to_external(double *, int n); 00075 00078 virtual void to_native (char *target, const void *source, int n); 00081 virtual void to_external(void *target, const char *source, int n); 00082 virtual void to_native (short *, const void *, int n); 00083 virtual void to_external(void *, const short *, int n); 00084 virtual void to_native (unsigned int *, const void *, int n); 00085 virtual void to_external(void *, const unsigned int *, int n); 00086 virtual void to_native (int *, const void *, int n); 00087 virtual void to_external(void *, const int *, int n); 00088 virtual void to_native (long *, const void *, int n); 00089 virtual void to_external(void *, const long *, int n); 00090 virtual void to_native (float *, const void *, int n); 00091 virtual void to_external(void *, const float *, int n); 00092 virtual void to_native (double *, const void *, int n); 00093 virtual void to_external(void *, const double *, int n); 00094 }; 00095 00098 class TranslateDataByteSwap: public TranslateData { 00099 public: 00100 TranslateDataByteSwap(); 00101 virtual ~TranslateDataByteSwap(); 00102 00104 virtual char format_code(); 00105 00107 virtual void to_native (char *, int n); 00109 virtual void to_external(char *, int n); 00110 virtual void to_native (short *, int n); 00111 virtual void to_external(short *, int n); 00112 virtual void to_native (unsigned int *, int n); 00113 virtual void to_external(unsigned int *, int n); 00114 virtual void to_native (int *, int n); 00115 virtual void to_external(int *, int n); 00116 virtual void to_native (long *, int n); 00117 virtual void to_external(long *, int n); 00118 virtual void to_native (float *, int n); 00119 virtual void to_external(float *, int n); 00120 virtual void to_native (double *, int n); 00121 virtual void to_external(double *, int n); 00122 00124 virtual void to_native (char *, const void *, int n); 00126 virtual void to_external(void *, const char *, int n); 00127 virtual void to_native (short *, const void *, int n); 00128 virtual void to_external(void *, const short *, int n); 00129 virtual void to_native (unsigned int *, const void *, int n); 00130 virtual void to_external(void *, const unsigned int *, int n); 00131 virtual void to_native (int *, const void *, int n); 00132 virtual void to_external(void *, const int *, int n); 00133 virtual void to_native (long *, const void *, int n); 00134 virtual void to_external(void *, const long *, int n); 00135 virtual void to_native (float *, const void *, int n); 00136 virtual void to_external(void *, const float *, int n); 00137 virtual void to_native (double *, const void *, int n); 00138 virtual void to_external(void *, const double *, int n); 00139 }; 00140 00141 #if BIGENDIAN 00142 typedef TranslateDataByteSwap TranslateDataLittleEndian; 00143 typedef TranslateData TranslateDataBigEndian; 00144 #else 00145 typedef TranslateDataByteSwap TranslateDataBigEndian; 00146 typedef TranslateData TranslateDataLittleEndian; 00147 #endif 00148 00149 class StateOut; 00150 00154 class TranslateDataOut { 00155 private: 00156 StateOut *so_; 00157 TranslateData *translate_; 00158 // the translation buffer 00159 enum { bufsize = 8192 }; 00160 char buf_[bufsize]; 00161 protected: 00162 int putv(const void*d,int s); 00163 public: 00166 TranslateDataOut(StateOut*s, TranslateData*t); 00167 virtual ~TranslateDataOut(); 00168 00171 virtual int put(const char*,int); 00172 virtual int put(const short*,int); 00173 virtual int put(const unsigned int*,int); 00174 virtual int put(const int*,int); 00175 virtual int put(const long*,int); 00176 virtual int put(const float*,int); 00177 virtual int put(const double*,int); 00178 00180 TranslateData *translator() { return translate_; } 00181 }; 00182 00183 class StateIn; 00184 00188 class TranslateDataIn { 00189 private: 00190 StateIn *si_; 00191 TranslateData *translate_; 00192 protected: 00193 int getv(void*d,int s); 00194 public: 00197 TranslateDataIn(StateIn*s, TranslateData *t); 00198 virtual ~TranslateDataIn(); 00199 00202 virtual int get(char*,int); 00203 virtual int get(short*,int); 00204 virtual int get(unsigned int*,int); 00205 virtual int get(int*,int); 00206 virtual int get(long*,int); 00207 virtual int get(float*,int); 00208 virtual int get(double*,int); 00209 00211 TranslateData *translator() { return translate_; } 00212 }; 00213 00214 } 00215 00216 #endif 00217 00218 // Local Variables: 00219 // mode: c++ 00220 // c-file-style: "CLJ" 00221 // End: Generated at Fri Jan 10 08:14:10 2003 for MPQC 2.1.3 using the documentation package Doxygen 1.2.14. |