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/*
INI LIBRARY
Value interpretation functions for single values
and corresponding memory cleanup functions.
Copyright (C) Dmitri Pal <dpal@redhat.com> 2012
INI Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
INI Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with INI Library. If not, see <http://www.gnu.org/licenses/>.
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <errno.h>
#include "config.h"
#include "trace.h"
#include "collection.h"
#include "collection_tools.h"
#include "ini_configobj.h"
#include "ini_config_priv.h"
/* The section array should be freed using this function */
void ini_free_section_list(char **section_list)
{
TRACE_FLOW_ENTRY();
col_free_property_list(section_list);
TRACE_FLOW_EXIT();
}
/* The section array should be freed using this function */
void ini_free_attribute_list(char **section_list)
{
TRACE_FLOW_ENTRY();
col_free_property_list(section_list);
TRACE_FLOW_EXIT();
}
/* Get list of sections as an array of strings.
* Function allocates memory for the array of the sections.
*/
char **ini_get_section_list(struct ini_cfgobj *ini_config, int *size, int *error)
{
char **list;
TRACE_FLOW_ENTRY();
/* Do we have the configuration object ? */
if (ini_config == NULL) {
TRACE_ERROR_NUMBER("Invalid argument.", EINVAL);
if (error) *error = EINVAL;
return NULL;
}
/* Pass it to the function from collection API */
list = col_collection_to_list(ini_config->cfg, size, error);
TRACE_FLOW_STRING("ini_get_section_list returning",
((list == NULL) ? "NULL" : list[0]));
return list;
}
/* Get list of attributes in a section as an array of strings.
* Function allocates memory for the array of the strings.
*/
char **ini_get_attribute_list(struct ini_cfgobj *ini_config,
const char *section,
int *size,
int *error)
{
struct collection_item *subcollection = NULL;
char **list;
int err;
int i = 0;
TRACE_FLOW_ENTRY();
/* Do we have the configuration object ? */
if (ini_config == NULL) {
TRACE_ERROR_NUMBER("Invalid configuration object argument.", EINVAL);
if (error) *error = EINVAL;
return NULL;
}
/* Do we have the section ? */
if (section == NULL) {
TRACE_ERROR_NUMBER("Invalid section argument.", EINVAL);
if (error) *error = EINVAL;
return NULL;
}
/* Fetch section */
err = col_get_collection_reference(ini_config->cfg, &subcollection, section);
/* Check error */
if (err && (subcollection == NULL)) {
TRACE_ERROR_NUMBER("Failed to get section", err);
if (error) *error = EINVAL;
return NULL;
}
/* Pass it to the function from collection API */
list = col_collection_to_list(subcollection, size, error);
col_destroy_collection(subcollection);
/* Our list of attributes has a special extra attribute - remove it */
if ((list != NULL) && (list[0] != NULL)) {
free(list[0]);
while(list[i + 1] != NULL) {
list[i] = list[i + 1];
i++;
}
list[i] = NULL;
}
if (size) (*size)--;
TRACE_FLOW_STRING("ini_get_attribute_list returning", ((list == NULL) ? "NULL" : list[0]));
return list;
}
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