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182 lines
4.6 KiB
182 lines
4.6 KiB
/***************************************************************************
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* Copyright (C) 06/2006 by Olaf Rempel *
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* razzor@kopf-tisch.de *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "list.h"
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#include "configfile.h"
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#include "logging.h"
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static LIST_HEAD(config_list);
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static struct conf_section * config_add_section(char *name)
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{
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struct conf_section *section;
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if (!name)
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return NULL;
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section = malloc(sizeof(struct conf_section));
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if (section) {
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INIT_LIST_HEAD(§ion->list);
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INIT_LIST_HEAD(§ion->tupel);
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strncpy(section->name, name, sizeof(section->name));
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list_add_tail(§ion->list, &config_list);
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}
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return section;
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}
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static int config_add_tupel(struct conf_section *section, char *option, char *parameter)
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{
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struct conf_tupel *tupel;
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if (!section || !option || !parameter)
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return 0;
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if (!(tupel = malloc(sizeof(struct conf_tupel))))
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return 0;
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INIT_LIST_HEAD(&tupel->list);
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tupel->option = strdup(option);
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tupel->parameter = strdup(parameter);
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list_add_tail(&tupel->list, §ion->tupel);
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return 1;
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}
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static void config_free(void)
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{
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struct conf_section *section, *section_tmp;
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struct conf_tupel *tupel, *tupel_tmp;
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list_for_each_entry_safe(section, section_tmp, &config_list, list) {
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list_for_each_entry_safe(tupel, tupel_tmp, §ion->tupel, list) {
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list_del(&tupel->list);
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free(tupel->option);
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free(tupel->parameter);
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free(tupel);
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}
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list_del(§ion->list);
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free(section);
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}
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}
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int config_parse(char *config)
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{
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struct conf_section *section = NULL;
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FILE *fz;
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int i = 0, ret = 1;
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char *row, *tok, *tok2;
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if (!config)
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return 0;
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if (!(row = malloc(1024)))
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return 0;
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if (!(fz = fopen(config, "r"))) {
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log_print(LOG_ERROR, "config_parse(): %s", config);
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return 0;
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}
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while (fgets(row, 1024, fz)) {
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i++;
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if (row[0] == '#' || row[0] <= ' ') {
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continue;
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} else if (row[0] == '[') {
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tok = strtok(row +1, " ]\n");
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section = config_add_section(tok);
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if (!section) {
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log_print(LOG_WARN, "config_parse(): invalid section in row %d", i);
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ret = 0;
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break;
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}
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continue;
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} else if (!section) {
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log_print(LOG_WARN, "config_parse(): missing section in row %d", i);
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ret = 0;
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break;
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}
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if ((tok = strtok(row, " \n")) && (tok2 = strtok(NULL, " \n")))
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if (!config_add_tupel(section, tok, tok2))
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log_print(LOG_WARN, "config_parse(): invalid row %d", i);
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}
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fclose(fz);
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free(row);
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if (atexit(config_free) != 0) {
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log_print(LOG_ERROR, "config_parse(): atexit()");
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return 0;
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}
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return ret;
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}
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struct conf_section * config_get_section(char *name)
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{
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struct conf_section *section;
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list_for_each_entry(section, &config_list, list) {
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if (!strcmp(section->name, name))
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return section;
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}
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return NULL;
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}
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char * config_get_parameter(struct conf_section *section, char *option)
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{
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struct conf_tupel *tupel;
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list_for_each_entry(tupel, §ion->tupel, list) {
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if (!strcmp(tupel->option, option))
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return tupel->parameter;
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}
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return NULL;
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}
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char * config_get_string(char *section, char *option, char *def)
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{
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struct conf_section *tmp;
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char *ret;
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tmp = config_get_section(section);
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if (tmp && (ret = config_get_parameter(tmp, option)))
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return ret;
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return def;
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}
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int config_get_int(char *section, char *option, int def)
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{
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char *ret;
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ret = config_get_string(section, option, NULL);
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return ret ? atoi(ret) : def;
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}
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