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/********************************************************************\
* BitlBee -- An IRC to other IM-networks gateway *
* *
* Copyright 2002-2008 Wilmer van der Gaast and others *
\********************************************************************/
/* INI file reading code */
/*
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License with
the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL;
if not, write to the Free Software Foundation, Inc., 51 Franklin St.,
Fifth Floor, Boston, MA 02110-1301 USA
*/
#define BITLBEE_CORE
#include "bitlbee.h"
ini_t *ini_open(char *file)
{
int fd = -1;
ini_t *ini = NULL;
struct stat fi;
if (file && (fd = open(file, O_RDONLY)) != -1 &&
fstat(fd, &fi) == 0 &&
fi.st_size <= 16384 &&
(ini = g_malloc(sizeof(ini_t) + fi.st_size + 1)) &&
read(fd, ini->file, fi.st_size) == fi.st_size) {
memset(ini, 0, sizeof(ini_t));
ini->size = fi.st_size;
ini->file[ini->size] = 0;
ini->cur = ini->file;
ini->c_section = "";
close(fd);
return ini;
}
if (fd >= 0) {
close(fd);
}
ini_close(ini);
return NULL;
}
/* Strips leading and trailing whitespace and returns a pointer to the first
non-ws character of the given string. */
static char *ini_strip_whitespace(char *in)
{
char *e;
while (g_ascii_isspace(*in)) {
in++;
}
e = in + strlen(in) - 1;
while (e > in && g_ascii_isspace(*e)) {
e--;
}
e[1] = 0;
return in;
}
int ini_read(ini_t *file)
{
char *s;
while (file->cur && file->cur < file->file + file->size) {
char *e, *next;
file->line++;
/* Find the end of line */
if ((e = strchr(file->cur, '\n')) != NULL) {
*e = 0;
next = e + 1;
} else {
/* No more lines. */
e = file->cur + strlen(file->cur);
next = NULL;
}
/* Comment? */
if ((s = strchr(file->cur, '#')) != NULL) {
*s = 0;
}
file->cur = ini_strip_whitespace(file->cur);
if (*file->cur == '[') {
file->cur++;
if ((s = strchr(file->cur, ']')) != NULL) {
*s = 0;
file->c_section = file->cur;
}
} else if ((s = strchr(file->cur, '=')) != NULL) {
*s = 0;
file->key = ini_strip_whitespace(file->cur);
file->value = ini_strip_whitespace(s + 1);
if ((s = strchr(file->key, '.')) != NULL) {
*s = 0;
file->section = file->key;
file->key = s + 1;
} else {
file->section = file->c_section;
}
file->cur = next;
return 1;
}
/* else: noise/comment/etc, let's just ignore it. */
file->cur = next;
}
return 0;
}
void ini_close(ini_t *file)
{
g_free(file);
}
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