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- /* $Id:$ */
- /*
- * Copyright (c) 2004-2005 Aaron Turner <aturner@pobox.com>.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the names of the copyright owners nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
- * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
- #ifndef __TCPREWRITE_H__
- #define __TCPREWRITE_H__
-
-
- #include "config.h"
- #include "defines.h"
- #include "portmap.h"
- /* runtime options */
- struct tcprewrite_opt_s {
- /* input and output pcap filenames & handles */
- char *infile;
- char *outfile;
- pcap_t *pin;
- pcap_dumper_t *pout;
- libnet_t *l;
- /* tcpprep cache data */
- COUNTER cache_packets;
- char *cachedata;
-
- /* rewrite src/dst MAC addresses */
- macaddr_t intf1_dmac;
- macaddr_t intf1_smac;
- macaddr_t intf2_dmac;
- macaddr_t intf2_smac;
- int mac_mask;
- #define SMAC1 0x1
- #define SMAC2 0x2
- #define DMAC1 0x4
- #define DMAC2 0x8
- u_int16_t l2proto;
- u_int16_t l2_mem_align; /* keep things 4 byte aligned */
- /* rewriting L2 data */
- l2_t l2;
-
- /* 802.1q vlan stuff */
- #define VLAN_DEL 1 /* strip 802.1q and rewrite as standard 802.3 Ethernet */
- #define VLAN_ADD 2 /* add/replace 802.1q vlan tag */
- int vlan;
- /* rewrite ip? */
- int rewrite_ip; /* needs to be >= 1 */
-
- /* rewrite end-point IP addresses between cidrmap1 & cidrmap2 */
- cidrmap_t *cidrmap1; /* tcpprep cache data */
- cidrmap_t *cidrmap2;
-
- /* pseudo-randomize IP addresses using a seed */
- int seed;
-
- /* rewrite tcp/udp ports */
- portmap_t *portmap;
-
- /* pad or truncate packets */
- #define FIXLEN_PAD 1
- #define FIXLEN_TRUNC 2
- int fixlen;
- int mtu; /* Deal with different MTU's */
- int maxpacket; /* L2 header + MTU */
-
- /* fix IP/TCP/UDP checksums */
- int fixcsum;
- /* remove ethernet FCS */
- int efcs;
-
- /* tcpprep cache file comment */
- char *comment;
- /* tcpdump verbose printing */
- #ifdef HAVE_TCPDUMP
- /* tcpdump verbose printing */
- int verbose;
- char *tcpdump_args;
- #endif
- };
- typedef struct tcprewrite_opt_s tcprewrite_opt_t;
- #endif /* __TCPREWRITE_H__ */
- /*
- Local Variables:
- mode:c
- indent-tabs-mode:nil
- c-basic-offset:4
- End:
- */
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