forked from osmocom/wireshark
137 lines
2.7 KiB
C
137 lines
2.7 KiB
C
/*
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* $Id: ftype-ipv4.c,v 1.2 2001/02/01 20:31:21 gram Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@zing.org>
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* Copyright 2001 Gerald Combs
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <ftypes-int.h>
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#include "ipv4.h"
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#include "resolv.h"
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static void
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ftype_from_tvbuff(field_info *fi, tvbuff_t *tvb, int start, int length,
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gboolean little_endian)
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{
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/* XXX */
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g_assert_not_reached();
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}
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static void
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set_integer(fvalue_t *fv, guint32 value)
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{
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ipv4_addr_set_net_order_addr(&(fv->value.ipv4), value);
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ipv4_addr_set_netmask_bits(&(fv->value.ipv4), 32);
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}
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static gpointer
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value_get(fvalue_t *fv)
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{
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return &(fv->value.ipv4);
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}
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static gboolean
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val_from_string(fvalue_t *fv, char *s, LogFunc log)
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{
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guint32 addr;
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if (!get_host_ipaddr(s, &addr)) {
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log("\"%s\" is not a valid hostname or IPv4 address.", s);
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return FALSE;
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}
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ipv4_addr_set_host_order_addr(&(fv->value.ipv4), addr);
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/*ipv4_addr_set_netmask_bits(&node->value.ipv4, nmask_bits);*/
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ipv4_addr_set_netmask_bits(&(fv->value.ipv4), 32);
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return TRUE;
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}
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static gboolean
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cmp_eq(fvalue_t *a, fvalue_t *b)
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{
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return ipv4_addr_eq(&a->value.ipv4, &b->value.ipv4);
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}
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static gboolean
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cmp_ne(fvalue_t *a, fvalue_t *b)
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{
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return ipv4_addr_ne(&a->value.ipv4, &b->value.ipv4);
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}
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static gboolean
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cmp_gt(fvalue_t *a, fvalue_t *b)
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{
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return ipv4_addr_gt(&a->value.ipv4, &b->value.ipv4);
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}
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static gboolean
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cmp_ge(fvalue_t *a, fvalue_t *b)
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{
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return ipv4_addr_ge(&a->value.ipv4, &b->value.ipv4);
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}
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static gboolean
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cmp_lt(fvalue_t *a, fvalue_t *b)
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{
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return ipv4_addr_lt(&a->value.ipv4, &b->value.ipv4);
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}
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static gboolean
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cmp_le(fvalue_t *a, fvalue_t *b)
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{
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return ipv4_addr_le(&a->value.ipv4, &b->value.ipv4);
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}
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void
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ftype_register_ipv4(void)
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{
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static ftype_t ipv4_type = {
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"FT_IPv4",
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"IPv4 address",
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4,
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NULL,
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NULL,
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ftype_from_tvbuff,
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val_from_string,
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NULL,
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set_integer,
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NULL,
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value_get,
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NULL,
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NULL,
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cmp_eq,
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cmp_ne,
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cmp_gt,
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cmp_ge,
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cmp_lt,
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cmp_le,
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};
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ftype_register(FT_IPv4, &ipv4_type);
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}
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