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/*
* Copyright 2008-2013 Various Authors
* Copyright 2008 Timo Hirvonen
*
* 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
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "debug.h"
#include "keyval.h"
#include "xmalloc.h"
#include <strings.h>
struct keyval *keyvals_new(int num)
{
struct keyval *c = xnew(struct keyval, num + 1);
int i;
for (i = 0; i <= num; i++) {
c[i].key = NULL;
c[i].val = NULL;
}
return c;
}
struct keyval *keyvals_dup(const struct keyval *keyvals)
{
struct keyval *c;
int i;
for (i = 0; keyvals[i].key; i++)
; /* nothing */
c = xnew(struct keyval, i + 1);
for (i = 0; keyvals[i].key; i++) {
c[i].key = xstrdup(keyvals[i].key);
c[i].val = xstrdup(keyvals[i].val);
}
c[i].key = NULL;
c[i].val = NULL;
return c;
}
void keyvals_free(struct keyval *keyvals)
{
int i;
for (i = 0; keyvals[i].key; i++) {
free(keyvals[i].key);
free(keyvals[i].val);
}
free(keyvals);
}
const char *keyvals_get_val(const struct keyval *keyvals, const char *key)
{
int i;
for (i = 0; keyvals[i].key; i++) {
if (strcasecmp(keyvals[i].key, key) == 0)
return keyvals[i].val;
}
return NULL;
}
void keyvals_init(struct growing_keyvals *c, const struct keyval *keyvals)
{
int i;
BUG_ON(c->keyvals);
for (i = 0; keyvals[i].key; i++)
; /* nothing */
c->keyvals = keyvals_dup(keyvals);
c->alloc = i;
c->count = i;
}
void keyvals_add(struct growing_keyvals *c, const char *key, char *val)
{
int n = c->count + 1;
if (n > c->alloc) {
n = (n + 3) & ~3;
c->keyvals = xrenew(struct keyval, c->keyvals, n);
c->alloc = n;
}
c->keyvals[c->count].key = xstrdup(key);
c->keyvals[c->count].val = val;
c->count++;
}
const char *keyvals_get_val_growing(const struct growing_keyvals *c, const char *key)
{
int i;
for (i = 0; i < c->count; ++i)
if (strcasecmp(c->keyvals[i].key, key) == 0)
return c->keyvals[i].val;
return NULL;
}
void keyvals_terminate(struct growing_keyvals *c)
{
int alloc = c->count + 1;
if (alloc > c->alloc) {
c->keyvals = xrenew(struct keyval, c->keyvals, alloc);
c->alloc = alloc;
}
c->keyvals[c->count].key = NULL;
c->keyvals[c->count].val = NULL;
}
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