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/*
* $Id$
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
* Copyright 2001 Gerald Combs
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* The ideas in this code came from Ed Warnicke's original implementation
* of dranges for the old display filter code (Ethereal 0.8.15 and before).
* The code is different, but definitely inspired by his code.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <glib.h>
#include <epan/proto.h>
#include "drange.h"
#include "sttype-range.h"
typedef struct {
guint32 magic;
header_field_info *hfinfo;
drange *drange;
} range_t;
#define RANGE_MAGIC 0xec0990ce
static gpointer
range_new(gpointer junk)
{
range_t *range;
g_assert(junk == NULL);
range = g_new(range_t, 1);
range->magic = RANGE_MAGIC;
range->hfinfo = NULL;
range->drange = NULL;
return (gpointer) range;
}
static void
range_free(gpointer value)
{
range_t *range = value;
assert_magic(range, RANGE_MAGIC);
if (range->drange)
drange_free(range->drange);
g_free(range);
}
void
sttype_range_remove_drange(stnode_t *node)
{
range_t *range;
range = stnode_data(node);
assert_magic(range, RANGE_MAGIC);
range->drange = NULL;
}
/* Set a range */
void
sttype_range_set(stnode_t *node, stnode_t *field, GSList* drange_list)
{
range_t *range;
range = stnode_data(node);
assert_magic(range, RANGE_MAGIC);
range->hfinfo = stnode_data(field);
stnode_free(field);
range->drange = drange_new_from_list(drange_list);
}
void
sttype_range_set1(stnode_t *node, stnode_t *field, drange_node *rn)
{
sttype_range_set(node, field, g_slist_append(NULL, rn));
}
STTYPE_ACCESSOR(header_field_info*, range, hfinfo, RANGE_MAGIC)
STTYPE_ACCESSOR(drange*, range, drange, RANGE_MAGIC)
void
sttype_register_range(void)
{
static sttype_t range_type = {
STTYPE_RANGE,
"RANGE",
range_new,
range_free,
};
sttype_register(&range_type);
}
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