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/* trace.h

   Definitions for dhcp tracing facility... */

/*
 * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
 * Copyright (c) 2001-2003 by Internet Software Consortium
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
 * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 *   Internet Systems Consortium, Inc.
 *   950 Charter Street
 *   Redwood City, CA 94063
 *   <info@isc.org>
 *   http://www.isc.org/
 *
 * This software has been written for Internet Systems Consortium
 * by Ted Lemon, as part of a project for Nominum, Inc.   To learn more
 * about Internet Systems Consortium, see http://www.isc.org/.  To
 * learn more about Nominum, Inc., see ``http://www.nominum.com''.
 */

typedef struct {
	struct in_addr primary_address;
	u_int32_t index;
	struct hardware hw_address;
	char name [IFNAMSIZ];
} trace_interface_packet_t;

typedef struct {
	u_int32_t index;
	struct iaddr from;
	u_int16_t from_port;
	struct hardware hfrom;
	u_int8_t havehfrom;
} trace_inpacket_t;

typedef struct {
	u_int32_t index;
	struct iaddr from;
	struct iaddr to;
	u_int16_t to_port;
	struct hardware hto;
	u_int8_t havehto;
} trace_outpacket_t;

void trace_interface_register (trace_type_t *, struct interface_info *);
void trace_interface_input (trace_type_t *, unsigned, char *);
void trace_interface_stop (trace_type_t *);
void trace_inpacket_stash (struct interface_info *,
			   struct dhcp_packet *, unsigned, unsigned int,
			   struct iaddr, struct hardware *);
void trace_inpacket_input (trace_type_t *, unsigned, char *);
void trace_inpacket_stop (trace_type_t *);
void trace_outpacket_input (trace_type_t *, unsigned, char *);
void trace_outpacket_stop (trace_type_t *);
ssize_t trace_packet_send (struct interface_info *,
			   struct packet *, struct dhcp_packet *, size_t, 
			   struct in_addr,
			   struct sockaddr_in *, struct hardware *);
void trace_icmp_input_input (trace_type_t *, unsigned, char *);
void trace_icmp_input_stop (trace_type_t *);
void trace_icmp_output_input (trace_type_t *, unsigned, char *);
void trace_icmp_output_stop (trace_type_t *);
void trace_seed_stash (trace_type_t *, unsigned);
void trace_seed_input (trace_type_t *, unsigned, char *);
void trace_seed_stop (trace_type_t *);