1 /* -*- Mode: c++; -*- */ 2 /* -------------------------------------------------------------------- 3 * Filename: 4 * storage.h 5 * 6 * Description: 7 * Declaration of the Binc::Storage class 8 * 9 * Authors: 10 * Andreas Aardal Hanssen <andreas-binc@bincimap.org> 11 * 12 * Bugs: 13 * 14 * ChangeLog: 15 * 16 * -------------------------------------------------------------------- 17 * Copyright 2002-2005 Andreas Aardal Hanssen 18 * 19 * This program is free software; you can redistribute it and/or modify 20 * it under the terms of the GNU General Public License as published by 21 * the Free Software Foundation; either version 2 of the License, or 22 * (at your option) any later version. 23 * 24 * This program is distributed in the hope that it will be useful, 25 * but WITHOUT ANY WARRANTY; without even the implied warranty of 26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 27 * GNU General Public License for more details. 28 * 29 * You should have received a copy of the GNU General Public License 30 * along with this program; if not, write to the Free Software 31 * Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA. 32 * -------------------------------------------------------------------- 33 */ 34 #ifdef HAVE_CONFIG_H 35 #include <config.h> 36 #endif 37 #ifndef STORAGEPARSER_H_INCLUDED 38 #define STORAGEPARSER_H_INCLUDED 39 #include <map> 40 #include <string> 41 42 #include <stdio.h> 43 44 namespace Binc { 45 class Storage { 46 public: 47 enum Mode { 48 ReadOnly, WriteOnly 49 }; 50 51 Storage(const std::string &fileName, Mode mode); 52 ~Storage(void); 53 54 bool ok(void) const; 55 56 bool eof(void) const; 57 58 bool get(std::string *section, std::string *key, 59 std::string *value); 60 61 bool put(const std::string §ion, const std::string &key, 62 const std::string &value); 63 64 bool commit(void); 65 66 std::string getLastError(void) const; 67 68 protected: 69 void setLastError(const std::string &errorString) const; 70 71 enum State { 72 Searching, Section, Key, Value, 73 AliasKey, AliasColon, AliasValue, AliasEnd 74 }; 75 76 private: 77 FILE *fp; 78 int fd; 79 std::string fileName; 80 State state; 81 82 Mode mode; 83 84 std::string lastError; 85 std::string curSection; 86 bool atEndOfFile; 87 bool firstSection; 88 std::map<std::string, std::string> aliases; 89 }; 90 getLastError(void)91 inline std::string Storage::getLastError(void) const 92 { 93 return lastError; 94 } 95 eof(void)96 inline bool Storage::eof(void) const 97 { 98 return atEndOfFile; 99 } 100 } 101 102 #endif 103