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hekate/ipl/ini.c

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2018-05-01 06:15:48 +01:00
/*
* Copyright (c) 2018 naehrwert
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <string.h>
#include "ini.h"
#include "ff.h"
#include "heap.h"
static char *_strdup(char *str)
{
char *res = malloc(strlen(str) + 1);
strcpy(res, str);
return res;
}
int ini_parse(link_t *dst, char *ini_path)
{
u32 lblen;
char lbuf[512];
FIL fp;
ini_sec_t *csec = NULL;
if (f_open(&fp, ini_path, FA_READ) != FR_OK)
return 0;
do
{
//Fetch one line.
lbuf[0] = 0;
f_gets(lbuf, 512, &fp);
lblen = strlen(lbuf);
//Skip empty lines and comments.
if (lblen <= 1 || lbuf[0] == '#')
continue;
//Remove trailing newline.
if (lbuf[lblen - 1] == '\n')
lbuf[lblen - 1] = 0;
if (lblen > 2 && lbuf[0] == '[') //Create new section.
{
if (csec)
{
list_append(dst, &csec->link);
csec = NULL;
}
u32 i;
for (i = 0; i < lblen && lbuf[i] != '\n' && lbuf[i] != ']'; i++)
;
lbuf[i] = 0;
csec = (ini_sec_t *)malloc(sizeof(ini_sec_t));
csec->name = _strdup(&lbuf[1]);
list_init(&csec->kvs);
}
else if (csec) //Extract key/value.
{
u32 i;
for (i = 0; i < lblen && lbuf[i] != '\n' && lbuf[i] != '='; i++)
;
lbuf[i] = 0;
ini_kv_t *kv = (ini_kv_t *)malloc(sizeof(ini_kv_t));
kv->key = _strdup(&lbuf[0]);
kv->val = _strdup(&lbuf[i + 1]);
list_append(&csec->kvs, &kv->link);
}
} while (!f_eof(&fp));
f_close(&fp);
if (csec)
list_append(dst, &csec->link);
return 1;
}