libdebian-installer

parser.h

00001 /*
00002  * parser.h
00003  *
00004  * Copyright (C) 2003 Bastian Blank <waldi@debian.org>
00005  *
00006  * This program is free software; you can redistribute it and/or modify
00007  * it under the terms of the GNU General Public License as published by
00008  * the Free Software Foundation; either version 2 of the License, or
00009  * (at your option) any later version.
00010  *
00011  * This program is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  * GNU General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU General Public License
00017  * along with this program. If not, see <http://www.gnu.org/licenses/>.
00018  */
00019 
00020 #ifndef DEBIAN_INSTALLER__PARSER_H
00021 #define DEBIAN_INSTALLER__PARSER_H
00022 
00023 #include <debian-installer/hash.h>
00024 #include <debian-installer/slist.h>
00025 #include <debian-installer/string.h>
00026 
00027 #include <stdbool.h>
00028 #include <stdio.h>
00029 #include <stdlib.h>
00030 #include <string.h>
00031 
00032 typedef struct di_parser_info di_parser_info;
00033 typedef struct di_parser_fieldinfo di_parser_fieldinfo;
00034 
00049 typedef void di_parser_fields_function_read (void **data, const di_parser_fieldinfo *fip, di_rstring *field_modifier, di_rstring *value, void *user_data);
00050 
00058 typedef void di_parser_fields_function_write_callback (const di_rstring *field, const di_rstring *value, void *data);
00059 
00070 typedef void di_parser_fields_function_write (void **data, const di_parser_fieldinfo *fip, di_parser_fields_function_write_callback callback, void *callback_data, void *user_data);
00071 
00076 typedef void *di_parser_read_entry_new (void *user_data);
00077 
00082 typedef int di_parser_read_entry_finish (void *data, void *user_data);
00083 
00088 typedef void *di_parser_write_entry_next (void **state_data, void *user_data);
00089 
00093 struct di_parser_info
00094 {
00095   di_hash_table *table;                                 
00096   di_slist list;                                        
00097   bool modifier;                                        
00098   bool wildcard;                                        
00099 };
00100 
00104 struct di_parser_fieldinfo
00105 {
00106   di_rstring key;                                       
00107   di_parser_fields_function_read *read;                 
00108   di_parser_fields_function_write *write;               
00109   unsigned int integer;                                 
00111 };
00112 
00116 #define DI_PARSER_FIELDINFO(name, read, write, integer) \
00117   { { name, sizeof (name) - 1 }, read, write, integer }
00118 
00119 di_parser_fields_function_read
00123   di_parser_read_boolean,
00127   di_parser_read_int,
00131   di_parser_read_rstring,
00135   di_parser_read_string;
00136 
00137 di_parser_fields_function_write
00141   di_parser_write_boolean,
00145   di_parser_write_int,
00149   di_parser_write_rstring,
00153   di_parser_write_string;
00154 
00155 di_parser_info *di_parser_info_alloc (void);
00156 void di_parser_info_free (di_parser_info *info);
00157 
00158 void di_parser_info_add (di_parser_info *info, const di_parser_fieldinfo *fieldinfo[]);
00159 
00161 #endif