xref: /freebsd/contrib/openbsm/libbsm/bsm_io.c (revision ba10bfe509dcb5d408de89c886527035068b8f17)

/*-
 * Copyright (c) 2004-2009 Apple Inc.
 * Copyright (c) 2005 SPARTA, Inc.
 * Copyright (c) 2006 Robert N. M. Watson
 * Copyright (c) 2006 Martin Voros
 * All rights reserved.
 *
 * This code was developed in part by Robert N. M. Watson, Senior Principal
 * Scientist, SPARTA, Inc.
 *
 * 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 name of Apple Inc. ("Apple") 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 BY APPLE AND ITS CONTRIBUTORS "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 APPLE OR ITS CONTRIBUTORS 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.
 */

#include <sys/types.h>

#include <config/config.h>

#ifdef USE_ENDIAN_H
#include <endian.h>
#endif
#ifdef USE_SYS_ENDIAN_H
#include <sys/endian.h>
#endif
#ifdef USE_MACHINE_ENDIAN_H
#include <machine/endian.h>
#endif
#ifdef USE_COMPAT_ENDIAN_H
#include <compat/endian.h>
#endif
#ifdef USE_COMPAT_ENDIAN_ENC_H
#include <compat/endian_enc.h>
#endif

#ifdef HAVE_FULL_QUEUE_H
#include <sys/queue.h>
#else /* !HAVE_FULL_QUEUE_H */
#include <compat/queue.h>
#endif /* !HAVE_FULL_QUEUE_H */

#include <sys/stat.h>
#include <sys/socket.h>

#include <bsm/libbsm.h>

#include <unistd.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <errno.h>
#include <time.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <pwd.h>
#include <grp.h>

#ifdef HAVE_VIS
#include <vis.h>
#else
#include <compat/vis.h>
#endif

#include <bsm/audit_internal.h>

#define	READ_TOKEN_BYTES(buf, len, dest, size, bytesread, err) do {	\
	if ((bytesread) + (size) > (u_int32_t)(len)) {			\
		(err) = 1;						\
	} else {							\
		memcpy((dest), (buf) + (bytesread), (size));		\
		bytesread += size;					\
	}								\
} while (0)

#define	READ_TOKEN_U_CHAR(buf, len, dest, bytesread, err) do {		\
	if ((bytesread) + sizeof(u_char) <= (u_int32_t)(len)) {		\
		(dest) = buf[(bytesread)];				\
		(bytesread) += sizeof(u_char);				\
	} else								\
		(err) = 1;						\
} while (0)

#define	READ_TOKEN_U_INT16(buf, len, dest, bytesread, err) do {		\
	if ((bytesread) + sizeof(u_int16_t) <= (u_int32_t)(len)) {	\
		(dest) = be16dec((buf) + (bytesread));			\
		(bytesread) += sizeof(u_int16_t);			\
	} else								\
		(err) = 1;						\
} while (0)

#define	READ_TOKEN_U_INT32(buf, len, dest, bytesread, err) do {		\
	if ((bytesread) + sizeof(u_int32_t) <= (u_int32_t)(len)) {	\
		(dest) = be32dec((buf) + (bytesread));			\
		(bytesread) += sizeof(u_int32_t);			\
	} else								\
		(err) = 1;						\
} while (0)

#define	READ_TOKEN_U_INT64(buf, len, dest, bytesread, err) do {		\
	if ((bytesread) + sizeof(u_int64_t) <= (u_int32_t)(len)) {	\
		dest = be64dec((buf) + (bytesread));			\
		(bytesread) += sizeof(u_int64_t);			\
	} else								\
		(err) = 1;						\
} while (0)

#define	SET_PTR(buf, len, ptr, size, bytesread, err) do {		\
	if ((bytesread) + (size) > (u_int32_t)(len))			\
		(err) = 1;						\
	else {								\
		(ptr) = (buf) + (bytesread);				\
		(bytesread) += (size);					\
	}								\
} while (0)

/*
 * XML option.
 */
#define	AU_PLAIN	0
#define	AU_XML		1

/*
 * Prints the delimiter string.
 */
static void
print_delim(FILE *fp, const char *del)
{

	fprintf(fp, "%s", del);
}

/*
 * Prints a single byte in the given format.
 */
static void
print_1_byte(FILE *fp, u_char val, const char *format)
{

	fprintf(fp, format, val);
}

/*
 * Print 2 bytes in the given format.
 */
static void
print_2_bytes(FILE *fp, u_int16_t val, const char *format)
{

	fprintf(fp, format, val);
}

/*
 * Prints 4 bytes in the given format.
 */
static void
print_4_bytes(FILE *fp, u_int32_t val, const char *format)
{

	fprintf(fp, format, val);
}

/*
 * Prints 8 bytes in the given format.
 */
static void
print_8_bytes(FILE *fp, u_int64_t val, const char *format)
{

	fprintf(fp, format, val);
}

/*
 * Prints the given size of data bytes in hex.
 */
static void
print_mem(FILE *fp, u_char *data, size_t len)
{
	u_int32_t i;

	if (len > 0) {
		fprintf(fp, "0x");
		for (i = 0; i < len; i++)
			fprintf(fp, "%02x", data[i]);
	}
}

/*
 * Prints the given data bytes as a string.
 */
static void
print_string(FILE *fp, const char *str, size_t len)
{
	u_int32_t i;

	if (len > 0) {
		for (i = 0; i < len; i++) {
			if (str[i] != '\0')
				fprintf(fp, "%c", str[i]);
		}
	}
}

/*
 * Prints the given data bytes as an XML-sanitized string.
 */
static void
print_xml_string(FILE *fp, const char *str, size_t len)
{
	u_int32_t i;
	char visbuf[5];

	if (len == 0)
		return;

	for (i = 0; i < len; i++) {
		switch (str[i]) {
		case '\0':
			return;

		case '&':
			(void) fprintf(fp, "&amp;");
			break;

		case '<':
			(void) fprintf(fp, "&lt;");
			break;

		case '>':
			(void) fprintf(fp, "&gt;");
			break;

		case '\"':
			(void) fprintf(fp, "&quot;");
			break;

		case '\'':
			(void) fprintf(fp, "&apos;");
			break;

		default:
			(void) vis(visbuf, str[i], VIS_CSTYLE, 0);
			(void) fprintf(fp, "%s", visbuf);
			break;
		}
	}
}

/*
 * Prints the beginning of an attribute.
 */
static void
open_attr(FILE *fp, const char *str)
{

	fprintf(fp,"%s=\"", str);
}

/*
 * Prints the end of an attribute.
 */
static void
close_attr(FILE *fp)
{

	fprintf(fp,"\" ");
}

/*
 * Prints the end of a tag.
 */
static void
close_tag(FILE *fp, u_char type)
{

	switch(type) {
	case AUT_HEADER32:
		fprintf(fp, ">");
		break;

	case AUT_HEADER32_EX:
		fprintf(fp, ">");
		break;

	case AUT_HEADER64:
		fprintf(fp, ">");
		break;

	case AUT_HEADER64_EX:
		fprintf(fp, ">");
		break;

	case AUT_ARG32:
		fprintf(fp, "/>");
		break;

	case AUT_ARG64:
		fprintf(fp, "/>");
		break;

	case AUT_ATTR32:
		fprintf(fp, "/>");
		break;

	case AUT_ATTR64:
		fprintf(fp, "/>");
		break;

	case AUT_EXIT:
		fprintf(fp, "/>");
		break;

	case AUT_EXEC_ARGS:
		fprintf(fp, "</exec_args>");
		break;

	case AUT_EXEC_ENV:
		fprintf(fp, "</exec_env>");
		break;

	case AUT_OTHER_FILE32:
		fprintf(fp, "</file>");
		break;

	case AUT_NEWGROUPS:
		fprintf(fp, "</group>");
		break;

	case AUT_IN_ADDR:
		fprintf(fp, "</ip_address>");
		break;

	case AUT_IN_ADDR_EX:
		fprintf(fp, "</ip_address>");
		break;

	case AUT_IP:
		fprintf(fp, "/>");
		break;

	case AUT_IPC:
		fprintf(fp, "/>");
		break;

	case AUT_IPC_PERM:
		fprintf(fp, "/>");
		break;

	case AUT_IPORT:
		fprintf(fp, "</ip_port>");
		break;

	case AUT_OPAQUE:
		fprintf(fp, "</opaque>");
		break;

	case AUT_PATH:
		fprintf(fp, "</path>");
		break;

	case AUT_PROCESS32:
		fprintf(fp, "/>");
		break;

	case AUT_PROCESS32_EX:
		fprintf(fp, "/>");
		break;

	case AUT_PROCESS64:
		fprintf(fp, "/>");
		break;

	case AUT_PROCESS64_EX:
		fprintf(fp, "/>");
		break;

	case AUT_RETURN32:
		fprintf(fp, "/>");
		break;

	case AUT_RETURN64:
		fprintf(fp, "/>");
		break;

	case AUT_SEQ:
		fprintf(fp, "/>");
		break;

	case AUT_SOCKET:
		fprintf(fp, "/>");
		break;

	case AUT_SOCKINET32:
		fprintf(fp, "/>");
		break;

	case AUT_SOCKUNIX:
		fprintf(fp, "/>");
		break;

	case AUT_SOCKINET128:
		fprintf(fp, "/>");
		break;

	case AUT_SUBJECT32:
		fprintf(fp, "/>");
		break;

	case AUT_SUBJECT64:
		fprintf(fp, "/>");
		break;

	case AUT_SUBJECT32_EX:
		fprintf(fp, "/>");
		break;

	case AUT_SUBJECT64_EX:
		fprintf(fp, "/>");
		break;

	case AUT_TEXT:
		fprintf(fp, "</text>");
		break;

	case AUT_SOCKET_EX:
		fprintf(fp, "/>");
		break;

	case AUT_DATA:
		fprintf(fp, "</arbitrary>");
		break;

	case AUT_ZONENAME:
		fprintf(fp, "/>");
		break;
	}
}

/*
 * Prints the token type in either the raw or the default form.
 */
static void
print_tok_type(FILE *fp, u_char type, const char *tokname, int oflags)
{

	if (oflags & AU_OFLAG_XML) {
		switch(type) {
		case AUT_HEADER32:
			fprintf(fp, "<record ");
			break;

		case AUT_HEADER32_EX:
			fprintf(fp, "<record ");
			break;

		case AUT_HEADER64:
			fprintf(fp, "<record ");
			break;

		case AUT_HEADER64_EX:
			fprintf(fp, "<record ");
			break;

		case AUT_TRAILER:
			fprintf(fp, "</record>");
			break;

		case AUT_ARG32:
			fprintf(fp, "<argument ");
			break;

		case AUT_ARG64:
			fprintf(fp, "<argument ");
			break;

		case AUT_ATTR32:
			fprintf(fp, "<attribute ");
			break;

		case AUT_ATTR64:
			fprintf(fp, "<attribute ");
			break;

		case AUT_EXIT:
			fprintf(fp, "<exit ");
			break;

		case AUT_EXEC_ARGS:
			fprintf(fp, "<exec_args>");
			break;

		case AUT_EXEC_ENV:
			fprintf(fp, "<exec_env>");
			break;

		case AUT_OTHER_FILE32:
			fprintf(fp, "<file ");
			break;

		case AUT_NEWGROUPS:
			fprintf(fp, "<group>");
			break;

		case AUT_IN_ADDR:
			fprintf(fp, "<ip_address>");
			break;

		case AUT_IN_ADDR_EX:
			fprintf(fp, "<ip_address>");
			break;

		case AUT_IP:
			fprintf(fp, "<ip ");
			break;

		case AUT_IPC:
			fprintf(fp, "<IPC");
			break;

		case AUT_IPC_PERM:
			fprintf(fp, "<IPC_perm ");
			break;

		case AUT_IPORT:
			fprintf(fp, "<ip_port>");
			break;

		case AUT_OPAQUE:
			fprintf(fp, "<opaque>");
			break;

		case AUT_PATH:
			fprintf(fp, "<path>");
			break;

		case AUT_PROCESS32:
			fprintf(fp, "<process ");
			break;

		case AUT_PROCESS32_EX:
			fprintf(fp, "<process ");
			break;

		case AUT_PROCESS64:
			fprintf(fp, "<process ");
			break;

		case AUT_PROCESS64_EX:
			fprintf(fp, "<process ");
			break;

		case AUT_RETURN32:
			fprintf(fp, "<return ");
			break;

		case AUT_RETURN64:
			fprintf(fp, "<return ");
			break;

		case AUT_SEQ:
			fprintf(fp, "<sequence ");
			break;

		case AUT_SOCKET:
			fprintf(fp, "<socket ");
			break;

		case AUT_SOCKINET32:
			fprintf(fp, "<socket-inet ");
			break;

		case AUT_SOCKUNIX:
			fprintf(fp, "<socket-unix ");
			break;

		case AUT_SOCKINET128:
			fprintf(fp, "<socket-inet6 ");
			break;

		case AUT_SUBJECT32:
			fprintf(fp, "<subject ");
			break;

		case AUT_SUBJECT64:
			fprintf(fp, "<subject ");
			break;

		case AUT_SUBJECT32_EX:
			fprintf(fp, "<subject ");
			break;

		case AUT_SUBJECT64_EX:
			fprintf(fp, "<subject ");
			break;

		case AUT_TEXT:
			fprintf(fp, "<text>");
			break;

		case AUT_SOCKET_EX:
			fprintf(fp, "<socket ");
			break;

		case AUT_DATA:
			fprintf(fp, "<arbitrary ");
			break;

		case AUT_ZONENAME:
			fprintf(fp, "<zone ");
			break;
		}
	} else {
		if (oflags & AU_OFLAG_RAW)
			fprintf(fp, "%u", type);
		else
			fprintf(fp, "%s", tokname);
	}
}

/*
 * Prints a user value.
 */
static void
print_user(FILE *fp, u_int32_t usr, int oflags)
{
	struct passwd *pwent;

	if (oflags & (AU_OFLAG_RAW | AU_OFLAG_NORESOLVE))
		fprintf(fp, "%d", usr);
	else {
		pwent = getpwuid(usr);
		if (pwent != NULL)
			fprintf(fp, "%s", pwent->pw_name);
		else
			fprintf(fp, "%d", usr);
	}
}

/*
 * Prints a group value.
 */
static void
print_group(FILE *fp, u_int32_t grp, int oflags)
{
	struct group *grpent;

	if (oflags & (AU_OFLAG_RAW | AU_OFLAG_NORESOLVE))
		fprintf(fp, "%d", grp);
	else {
		grpent = getgrgid(grp);
		if (grpent != NULL)
			fprintf(fp, "%s", grpent->gr_name);
		else
			fprintf(fp, "%d", grp);
	}
}

/*
 * Prints the event from the header token in either the short, default or raw
 * form.
 */
static void
print_event(FILE *fp, u_int16_t ev, int oflags)
{
	char event_ent_name[AU_EVENT_NAME_MAX];
	char event_ent_desc[AU_EVENT_DESC_MAX];
	struct au_event_ent e, *ep;

	bzero(&e, sizeof(e));
	bzero(event_ent_name, sizeof(event_ent_name));
	bzero(event_ent_desc, sizeof(event_ent_desc));
	e.ae_name = event_ent_name;
	e.ae_desc = event_ent_desc;

	ep = getauevnum_r(&e, ev);
	if (ep == NULL) {
		fprintf(fp, "%u", ev);
		return;
	}

	if (oflags & AU_OFLAG_RAW)
		fprintf(fp, "%u", ev);
	else if (oflags & AU_OFLAG_SHORT)
		fprintf(fp, "%s", e.ae_name);
	else
		fprintf(fp, "%s", e.ae_desc);
}


/*
 * Prints the event modifier from the header token in either the default or
 * raw form.
 */
static void
print_evmod(FILE *fp, u_int16_t evmod, int oflags)
{
	if (oflags & AU_OFLAG_RAW)
		fprintf(fp, "%u", evmod);
	else
		fprintf(fp, "%u", evmod);
}

/*
 * Prints seconds in the ctime format.
 */
static void
print_sec32(FILE *fp, u_int32_t sec, int oflags)
{
	time_t timestamp;
	char timestr[26];

	if (oflags & AU_OFLAG_RAW)
		fprintf(fp, "%u", sec);
	else {
		timestamp = (time_t)sec;
		ctime_r(&timestamp, timestr);
		timestr[24] = '\0'; /* No new line */
		fprintf(fp, "%s", timestr);
	}
}

/*
 * XXXRW: 64-bit token streams make use of 64-bit time stamps; since we
 * assume a 32-bit time_t, we simply truncate for now.
 */
static void
print_sec64(FILE *fp, u_int64_t sec, int oflags)
{
	time_t timestamp;
	char timestr[26];

	if (oflags & AU_OFLAG_RAW)
		fprintf(fp, "%u", (u_int32_t)sec);
	else {
		timestamp = (time_t)sec;
		ctime_r(&timestamp, timestr);
		timestr[24] = '\0'; /* No new line */
		fprintf(fp, "%s", timestr);
	}
}

/*
 * Prints the excess milliseconds.
 */
static void
print_msec32(FILE *fp, u_int32_t msec, int oflags)
{
	if (oflags & AU_OFLAG_RAW)
		fprintf(fp, "%u", msec);
	else
		fprintf(fp, " + %u msec", msec);
}

/*
 * XXXRW: 64-bit token streams make use of 64-bit time stamps; since we assume
 * a 32-bit msec, we simply truncate for now.
 */
static void
print_msec64(FILE *fp, u_int64_t msec, int oflags)
{

	msec &= 0xffffffff;
	if (oflags & AU_OFLAG_RAW)
		fprintf(fp, "%u", (u_int32_t)msec);
	else
		fprintf(fp, " + %u msec", (u_int32_t)msec);
}

/*
 * Prints a dotted form for the IP address.
 */
static void
print_ip_address(FILE *fp, u_int32_t ip)
{
	struct in_addr ipaddr;

	ipaddr.s_addr = ip;
	fprintf(fp, "%s", inet_ntoa(ipaddr));
}

/*
 * Prints a string value for the given ip address.
 */
static void
print_ip_ex_address(FILE *fp, u_int32_t type, u_int32_t *ipaddr)
{
	struct in_addr ipv4;
	struct in6_addr ipv6;
	char dst[INET6_ADDRSTRLEN];

	switch (type) {
	case AU_IPv4:
		ipv4.s_addr = (in_addr_t)(ipaddr[0]);
		fprintf(fp, "%s", inet_ntop(AF_INET, &ipv4, dst,
		    INET6_ADDRSTRLEN));
		break;

	case AU_IPv6:
		bcopy(ipaddr, &ipv6, sizeof(ipv6));
		fprintf(fp, "%s", inet_ntop(AF_INET6, &ipv6, dst,
		    INET6_ADDRSTRLEN));
		break;

	default:
		fprintf(fp, "invalid");
	}
}

/*
 * Prints return value as success or failure.
 */
static void
print_retval(FILE *fp, u_char status, int oflags)
{
	int error;

	if (oflags & AU_OFLAG_RAW)
		fprintf(fp, "%u", status);
	else {
		/*
		 * Convert to a local error number and print the OS's version
		 * of the error string if possible.  We may want to provide
		 * an au_strerror(3) in the future so that we can print
		 * strings for non-local errors.
		 */
		if (au_bsm_to_errno(status, &error) == 0) {
			if (error == 0)
				fprintf(fp, "success");
			else
				fprintf(fp, "failure : %s", strerror(error));
		} else
			fprintf(fp, "failure: Unknown error: %d", status);
	}
}

/*
 * Prints the exit value.
 */
static void
print_errval(FILE *fp, u_int32_t val)
{

	fprintf(fp, "Error %u", val);
}

/*
 * Prints IPC type.
 */
static void
print_ipctype(FILE *fp, u_char type, int oflags)
{
	if (oflags & AU_OFLAG_RAW)
		fprintf(fp, "%u", type);
	else {
		if (type == AT_IPC_MSG)
			fprintf(fp, "Message IPC");
		else if (type == AT_IPC_SEM)
			fprintf(fp, "Semaphore IPC");
		else if (type == AT_IPC_SHM)
			fprintf(fp, "Shared Memory IPC");
		else
			fprintf(fp, "%u", type);
	}
}

/*
 * Print XML header.
 */
void
au_print_xml_header(FILE *outfp)
{

	fprintf(outfp, "<?xml version='1.0' ?>\n");
	fprintf(outfp, "<audit>\n");
}

/*
 * Print XML footer.
 */
void
au_print_xml_footer(FILE *outfp)
{

	fprintf(outfp, "</audit>\n");
}

/*
 * record byte count       4 bytes
 * version #               1 byte    [2]
 * event type              2 bytes
 * event modifier          2 bytes
 * seconds of time         4 bytes/8 bytes (32-bit/64-bit value)
 * milliseconds of time    4 bytes/8 bytes (32-bit/64-bit value)
 */
static int
fetch_header32_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.hdr32.size, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_CHAR(buf, len, tok->tt.hdr32.version, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.hdr32.e_type, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.hdr32.e_mod, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.hdr32.s, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.hdr32.ms, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_header32_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "header", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "version");
		print_1_byte(fp, tok->tt.hdr32.version, "%u");
		close_attr(fp);
		open_attr(fp, "event");
		print_event(fp, tok->tt.hdr32.e_type, oflags);
		close_attr(fp);
		open_attr(fp, "modifier");
		print_evmod(fp, tok->tt.hdr32.e_mod, oflags);
		close_attr(fp);
		open_attr(fp, "time");
		print_sec32(fp, tok->tt.hdr32.s, oflags);
		close_attr(fp);
		open_attr(fp, "msec");
		print_msec32(fp, tok->tt.hdr32.ms, oflags);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.hdr32.size, "%u");
		print_delim(fp, del);
		print_1_byte(fp, tok->tt.hdr32.version, "%u");
		print_delim(fp, del);
		print_event(fp, tok->tt.hdr32.e_type, oflags);
		print_delim(fp, del);
		print_evmod(fp, tok->tt.hdr32.e_mod, oflags);
		print_delim(fp, del);
		print_sec32(fp, tok->tt.hdr32.s, oflags);
		print_delim(fp, del);
		print_msec32(fp, tok->tt.hdr32.ms, oflags);
	}
}

/*
 * The Solaris specifications for AUE_HEADER32_EX seem to differ a bit
 * depending on the bit of the specifications found.  The OpenSolaris source
 * code uses a 4-byte address length, followed by some number of bytes of
 * address data.  This contrasts with the Solaris audit.log.5 man page, which
 * specifies a 1-byte length field.  We use the Solaris 10 definition so that
 * we can parse audit trails from that system.
 *
 * record byte count       4 bytes
 * version #               1 byte     [2]
 * event type              2 bytes
 * event modifier          2 bytes
 * address type/length     4 bytes
 *   [ Solaris man page: address type/length     1 byte]
 * machine address         4 bytes/16 bytes (IPv4/IPv6 address)
 * seconds of time         4 bytes/8 bytes  (32/64-bits)
 * nanoseconds of time     4 bytes/8 bytes  (32/64-bits)
 */
static int
fetch_header32_ex_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.hdr32_ex.size, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_CHAR(buf, len, tok->tt.hdr32_ex.version, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.hdr32_ex.e_type, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.hdr32_ex.e_mod, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.hdr32_ex.ad_type, tok->len, err);
	if (err)
		return (-1);

	bzero(tok->tt.hdr32_ex.addr, sizeof(tok->tt.hdr32_ex.addr));
	switch (tok->tt.hdr32_ex.ad_type) {
	case AU_IPv4:
		READ_TOKEN_BYTES(buf, len, &tok->tt.hdr32_ex.addr[0],
		    sizeof(tok->tt.hdr32_ex.addr[0]), tok->len, err);
		if (err)
			return (-1);
		break;

	case AU_IPv6:
		READ_TOKEN_BYTES(buf, len, tok->tt.hdr32_ex.addr,
		    sizeof(tok->tt.hdr32_ex.addr), tok->len, err);
		break;
	}

	READ_TOKEN_U_INT32(buf, len, tok->tt.hdr32_ex.s, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.hdr32_ex.ms, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_header32_ex_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "header_ex", oflags);
	if (oflags & AU_OFLAG_RAW) {
		open_attr(fp, "version");
		print_1_byte(fp, tok->tt.hdr32_ex.version, "%u");
		close_attr(fp);
		open_attr(fp, "event");
		print_event(fp, tok->tt.hdr32_ex.e_type, oflags);
		close_attr(fp);
		open_attr(fp, "modifier");
		print_evmod(fp, tok->tt.hdr32_ex.e_mod, oflags);
		close_attr(fp);
		open_attr(fp, "host");
		print_ip_ex_address(fp, tok->tt.hdr32_ex.ad_type,
		    tok->tt.hdr32_ex.addr);
		close_attr(fp);
		open_attr(fp, "time");
		print_sec32(fp, tok->tt.hdr32_ex.s, oflags);
		close_attr(fp);
		open_attr(fp, "msec");
		print_msec32(fp, tok->tt.hdr32_ex.ms, oflags);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.hdr32_ex.size, "%u");
		print_delim(fp, del);
		print_1_byte(fp, tok->tt.hdr32_ex.version, "%u");
		print_delim(fp, del);
		print_event(fp, tok->tt.hdr32_ex.e_type, oflags);
		print_delim(fp, del);
		print_evmod(fp, tok->tt.hdr32_ex.e_mod, oflags);
		print_delim(fp, del);
		print_ip_ex_address(fp, tok->tt.hdr32_ex.ad_type,
		    tok->tt.hdr32_ex.addr);
		print_delim(fp, del);
		print_sec32(fp, tok->tt.hdr32_ex.s, oflags);
		print_delim(fp, del);
		print_msec32(fp, tok->tt.hdr32_ex.ms, oflags);
	}
}

/*
 * record byte count       4 bytes
 * event type              2 bytes
 * event modifier          2 bytes
 * seconds of time         4 bytes/8 bytes (32-bit/64-bit value)
 * milliseconds of time    4 bytes/8 bytes (32-bit/64-bit value)
 * version #
 */
static int
fetch_header64_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.hdr64.size, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_CHAR(buf, len, tok->tt.hdr64.version, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.hdr64.e_type, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.hdr64.e_mod, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.hdr64.s, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.hdr64.ms, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_header64_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "header", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "version");
		print_1_byte(fp, tok->tt.hdr64.version, "%u");
		close_attr(fp);
		open_attr(fp, "event");
		print_event(fp, tok->tt.hdr64.e_type, oflags);
		close_attr(fp);
		open_attr(fp, "modifier");
		print_evmod(fp, tok->tt.hdr64.e_mod, oflags);
		close_attr(fp);
		open_attr(fp, "time");
		print_sec64(fp, tok->tt.hdr64.s, oflags);
		close_attr(fp);
		open_attr(fp, "msec");
		print_msec64(fp, tok->tt.hdr64.ms, oflags);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.hdr64.size, "%u");
		print_delim(fp, del);
		print_1_byte(fp, tok->tt.hdr64.version, "%u");
		print_delim(fp, del);
		print_event(fp, tok->tt.hdr64.e_type, oflags);
		print_delim(fp, del);
		print_evmod(fp, tok->tt.hdr64.e_mod, oflags);
		print_delim(fp, del);
		print_sec64(fp, tok->tt.hdr64.s, oflags);
		print_delim(fp, del);
		print_msec64(fp, tok->tt.hdr64.ms, oflags);
	}
}

/*
 * record byte count       4 bytes
 * version #               1 byte     [2]
 * event type              2 bytes
 * event modifier          2 bytes
 * address type/length     4 bytes
 *   [ Solaris man page: address type/length     1 byte]
 * machine address         4 bytes/16 bytes (IPv4/IPv6 address)
 * seconds of time         4 bytes/8 bytes  (32/64-bits)
 * nanoseconds of time     4 bytes/8 bytes  (32/64-bits)
 *
 * XXXAUDIT: See comment by fetch_header32_ex_tok() for details on the
 * accuracy of the BSM spec.
 */
static int
fetch_header64_ex_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.hdr64_ex.size, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_CHAR(buf, len, tok->tt.hdr64_ex.version, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.hdr64_ex.e_type, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.hdr64_ex.e_mod, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.hdr64_ex.ad_type, tok->len, err);
	if (err)
		return (-1);

	bzero(tok->tt.hdr64_ex.addr, sizeof(tok->tt.hdr64_ex.addr));
	switch (tok->tt.hdr64_ex.ad_type) {
	case AU_IPv4:
		READ_TOKEN_BYTES(buf, len, &tok->tt.hdr64_ex.addr[0],
		    sizeof(tok->tt.hdr64_ex.addr[0]), tok->len, err);
		if (err)
			return (-1);
		break;

	case AU_IPv6:
		READ_TOKEN_BYTES(buf, len, tok->tt.hdr64_ex.addr,
		    sizeof(tok->tt.hdr64_ex.addr), tok->len, err);
		break;
	}

	READ_TOKEN_U_INT64(buf, len, tok->tt.hdr64_ex.s, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.hdr64_ex.ms, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_header64_ex_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "header_ex", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "version");
		print_1_byte(fp, tok->tt.hdr64_ex.version, "%u");
		close_attr(fp);
		open_attr(fp, "event");
		print_event(fp, tok->tt.hdr64_ex.e_type, oflags);
		close_attr(fp);
		open_attr(fp, "modifier");
		print_evmod(fp, tok->tt.hdr64_ex.e_mod, oflags);
		close_attr(fp);
		open_attr(fp, "host");
		print_ip_ex_address(fp, tok->tt.hdr64_ex.ad_type,
		    tok->tt.hdr64_ex.addr);
		close_attr(fp);
		open_attr(fp, "time");
		print_sec64(fp, tok->tt.hdr64_ex.s, oflags);
		close_attr(fp);
		open_attr(fp, "msec");
		print_msec64(fp, tok->tt.hdr64_ex.ms, oflags);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.hdr64_ex.size, "%u");
		print_delim(fp, del);
		print_1_byte(fp, tok->tt.hdr64_ex.version, "%u");
		print_delim(fp, del);
		print_event(fp, tok->tt.hdr64_ex.e_type, oflags);
		print_delim(fp, del);
		print_evmod(fp, tok->tt.hdr64_ex.e_mod, oflags);
		print_delim(fp, del);
		print_ip_ex_address(fp, tok->tt.hdr64_ex.ad_type,
		    tok->tt.hdr64_ex.addr);
		print_delim(fp, del);
		print_sec64(fp, tok->tt.hdr64_ex.s, oflags);
		print_delim(fp, del);
		print_msec64(fp, tok->tt.hdr64_ex.ms, oflags);
	}
}

/*
 * trailer magic                        2 bytes
 * record size                          4 bytes
 */
static int
fetch_trailer_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT16(buf, len, tok->tt.trail.magic, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.trail.count, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_trailer_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "trailer", oflags);
	if (!(oflags & AU_OFLAG_XML)) {
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.trail.count, "%u");
	}
}

/*
 * argument #              1 byte
 * argument value          4 bytes/8 bytes (32-bit/64-bit value)
 * text length             2 bytes
 * text                    N bytes + 1 terminating NULL byte
 */
static int
fetch_arg32_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_CHAR(buf, len, tok->tt.arg32.no, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.arg32.val, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.arg32.len, tok->len, err);
	if (err)
		return (-1);

	SET_PTR((char*)buf, len, tok->tt.arg32.text, tok->tt.arg32.len,
	    tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_arg32_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "argument", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "arg-num");
		print_1_byte(fp, tok->tt.arg32.no, "%u");
		close_attr(fp);
		open_attr(fp, "value");
		print_4_bytes(fp, tok->tt.arg32.val, "0x%x");
		close_attr(fp);
		open_attr(fp, "desc");
		print_string(fp, tok->tt.arg32.text, tok->tt.arg32.len);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_1_byte(fp, tok->tt.arg32.no, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.arg32.val, "0x%x");
		print_delim(fp, del);
		print_string(fp, tok->tt.arg32.text, tok->tt.arg32.len);
	}
}

static int
fetch_arg64_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_CHAR(buf, len, tok->tt.arg64.no, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.arg64.val, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.arg64.len, tok->len, err);
	if (err)
		return (-1);

	SET_PTR((char*)buf, len, tok->tt.arg64.text, tok->tt.arg64.len,
	    tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_arg64_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "argument", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "arg-num");
		print_1_byte(fp, tok->tt.arg64.no, "%u");
		close_attr(fp);
		open_attr(fp, "value");
		print_8_bytes(fp, tok->tt.arg64.val, "0x%llx");
		close_attr(fp);
		open_attr(fp, "desc");
		print_string(fp, tok->tt.arg64.text, tok->tt.arg64.len);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_1_byte(fp, tok->tt.arg64.no, "%u");
		print_delim(fp, del);
		print_8_bytes(fp, tok->tt.arg64.val, "0x%llx");
		print_delim(fp, del);
		print_string(fp, tok->tt.arg64.text, tok->tt.arg64.len);
	}
}

/*
 * how to print            1 byte
 * basic unit              1 byte
 * unit count              1 byte
 * data items              (depends on basic unit)
 */
static int
fetch_arb_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;
	int datasize;

	READ_TOKEN_U_CHAR(buf, len, tok->tt.arb.howtopr, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_CHAR(buf, len, tok->tt.arb.bu, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_CHAR(buf, len, tok->tt.arb.uc, tok->len, err);
	if (err)
		return (-1);

	/*
	 * Determine the size of the basic unit.
	 */
	switch(tok->tt.arb.bu) {
	case AUR_BYTE:
	/* case AUR_CHAR: */
		datasize = AUR_BYTE_SIZE;
		break;

	case AUR_SHORT:
		datasize = AUR_SHORT_SIZE;
		break;

	case AUR_INT32:
	/* case AUR_INT: */
		datasize = AUR_INT32_SIZE;
		break;

	case AUR_INT64:
		datasize = AUR_INT64_SIZE;
		break;

	default:
		return (-1);
	}

	SET_PTR(buf, len, tok->tt.arb.data, datasize * tok->tt.arb.uc,
	    tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_arb_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{
	char *str;
	char *format;
	size_t size;
	int i;

	print_tok_type(fp, tok->id, "arbitrary", oflags);
	if (!(oflags & AU_OFLAG_XML))
		print_delim(fp, del);

	switch(tok->tt.arb.howtopr) {
	case AUP_BINARY:
		str = "binary";
		format = " %c";
		break;

	case AUP_OCTAL:
		str = "octal";
		format = " %o";
		break;

	case AUP_DECIMAL:
		str = "decimal";
		format = " %d";
		break;

	case AUP_HEX:
		str = "hex";
		format = " %x";
		break;

	case AUP_STRING:
		str = "string";
		format = "%c";
		break;

	default:
		return;
	}

	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "print");
		fprintf(fp, "%s",str);
		close_attr(fp);
	} else {
		print_string(fp, str, strlen(str));
		print_delim(fp, del);
	}
	switch(tok->tt.arb.bu) {
	case AUR_BYTE:
	/* case AUR_CHAR: */
		str = "byte";
		size = AUR_BYTE_SIZE;
		if (oflags & AU_OFLAG_XML) {
			open_attr(fp, "type");
			fprintf(fp, "%zu", size);
			close_attr(fp);
			open_attr(fp, "count");
			print_1_byte(fp, tok->tt.arb.uc, "%u");
			close_attr(fp);
			fprintf(fp, ">");
			for (i = 0; i<tok->tt.arb.uc; i++)
				fprintf(fp, format, *(tok->tt.arb.data +
				    (size * i)));
			close_tag(fp, tok->id);
		} else {
			print_string(fp, str, strlen(str));
			print_delim(fp, del);
			print_1_byte(fp, tok->tt.arb.uc, "%u");
			print_delim(fp, del);
			for (i = 0; i<tok->tt.arb.uc; i++)
				fprintf(fp, format, *(tok->tt.arb.data +
				    (size * i)));
		}
		break;

	case AUR_SHORT:
		str = "short";
		size = AUR_SHORT_SIZE;
		if (oflags & AU_OFLAG_XML) {
			open_attr(fp, "type");
			fprintf(fp, "%zu", size);
			close_attr(fp);
			open_attr(fp, "count");
			print_1_byte(fp, tok->tt.arb.uc, "%u");
			close_attr(fp);
			fprintf(fp, ">");
			for (i = 0; i < tok->tt.arb.uc; i++)
				fprintf(fp, format,
				    *((u_int16_t *)(tok->tt.arb.data +
				    (size * i))));
			close_tag(fp, tok->id);
		} else {
			print_string(fp, str, strlen(str));
			print_delim(fp, del);
			print_1_byte(fp, tok->tt.arb.uc, "%u");
			print_delim(fp, del);
			for (i = 0; i < tok->tt.arb.uc; i++)
				fprintf(fp, format,
				    *((u_int16_t *)(tok->tt.arb.data +
				    (size * i))));
		}
		break;

	case AUR_INT32:
	/* case AUR_INT: */
		str = "int";
		size = AUR_INT32_SIZE;
		if (oflags & AU_OFLAG_XML) {
			open_attr(fp, "type");
			fprintf(fp, "%zu", size);
			close_attr(fp);
			open_attr(fp, "count");
			print_1_byte(fp, tok->tt.arb.uc, "%u");
			close_attr(fp);
			fprintf(fp, ">");
			for (i = 0; i < tok->tt.arb.uc; i++)
				fprintf(fp, format,
				    *((u_int32_t *)(tok->tt.arb.data +
				    (size * i))));
			close_tag(fp, tok->id);
		} else {
			print_string(fp, str, strlen(str));
			print_delim(fp, del);
			print_1_byte(fp, tok->tt.arb.uc, "%u");
			print_delim(fp, del);
			for (i = 0; i < tok->tt.arb.uc; i++)
				fprintf(fp, format,
				    *((u_int32_t *)(tok->tt.arb.data +
				    (size * i))));
		}
		break;

	case AUR_INT64:
		str = "int64";
		size = AUR_INT64_SIZE;
		if (oflags & AU_OFLAG_XML) {
			open_attr(fp, "type");
			fprintf(fp, "%zu", size);
			close_attr(fp);
			open_attr(fp, "count");
			print_1_byte(fp, tok->tt.arb.uc, "%u");
			close_attr(fp);
			fprintf(fp, ">");
			for (i = 0; i < tok->tt.arb.uc; i++)
				fprintf(fp, format,
				    *((u_int64_t *)(tok->tt.arb.data +
				    (size * i))));
			close_tag(fp, tok->id);
		} else {
			print_string(fp, str, strlen(str));
			print_delim(fp, del);
			print_1_byte(fp, tok->tt.arb.uc, "%u");
			print_delim(fp, del);
			for (i = 0; i < tok->tt.arb.uc; i++)
				fprintf(fp, format,
				    *((u_int64_t *)(tok->tt.arb.data +
				    (size * i))));
		}
		break;

	default:
		return;
	}
}

/*
 * file access mode        4 bytes
 * owner user ID           4 bytes
 * owner group ID          4 bytes
 * file system ID          4 bytes
 * node ID                 8 bytes
 * device                  4 bytes/8 bytes (32-bit/64-bit)
 */
static int
fetch_attr32_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.attr32.mode, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.attr32.uid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.attr32.gid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.attr32.fsid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.attr32.nid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.attr32.dev, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_attr32_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "attribute", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "mode");
		print_4_bytes(fp, tok->tt.attr32.mode, "%o");
		close_attr(fp);
		open_attr(fp, "uid");
		print_user(fp, tok->tt.attr32.uid, oflags);
		close_attr(fp);
		open_attr(fp, "gid");
		print_group(fp, tok->tt.attr32.gid, oflags);
		close_attr(fp);
		open_attr(fp, "fsid");
		print_4_bytes(fp, tok->tt.attr32.fsid, "%u");
		close_attr(fp);
		open_attr(fp, "nodeid");
		print_8_bytes(fp, tok->tt.attr32.nid, "%lld");
		close_attr(fp);
		open_attr(fp, "device");
		print_4_bytes(fp, tok->tt.attr32.dev, "%u");
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.attr32.mode, "%o");
		print_delim(fp, del);
		print_user(fp, tok->tt.attr32.uid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.attr32.gid, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.attr32.fsid, "%u");
		print_delim(fp, del);
		print_8_bytes(fp, tok->tt.attr32.nid, "%lld");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.attr32.dev, "%u");
	}
}

/*
 * file access mode        4 bytes
 * owner user ID           4 bytes
 * owner group ID          4 bytes
 * file system ID          4 bytes
 * node ID                 8 bytes
 * device                  4 bytes/8 bytes (32-bit/64-bit)
 */
static int
fetch_attr64_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.attr64.mode, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.attr64.uid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.attr64.gid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.attr64.fsid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.attr64.nid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.attr64.dev, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_attr64_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "attribute", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "mode");
		print_4_bytes(fp, tok->tt.attr64.mode, "%o");
		close_attr(fp);
		open_attr(fp, "uid");
		print_user(fp, tok->tt.attr64.uid, oflags);
		close_attr(fp);
		open_attr(fp, "gid");
		print_group(fp, tok->tt.attr64.gid, oflags);
		close_attr(fp);
		open_attr(fp, "fsid");
		print_4_bytes(fp, tok->tt.attr64.fsid, "%u");
		close_attr(fp);
		open_attr(fp, "nodeid");
		print_8_bytes(fp, tok->tt.attr64.nid, "%lld");
		close_attr(fp);
		open_attr(fp, "device");
		print_8_bytes(fp, tok->tt.attr64.dev, "%llu");
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.attr64.mode, "%o");
		print_delim(fp, del);
		print_user(fp, tok->tt.attr64.uid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.attr64.gid, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.attr64.fsid, "%u");
		print_delim(fp, del);
		print_8_bytes(fp, tok->tt.attr64.nid, "%lld");
		print_delim(fp, del);
		print_8_bytes(fp, tok->tt.attr64.dev, "%llu");
	}
}

/*
 * status                  4 bytes
 * return value            4 bytes
 */
static int
fetch_exit_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.exit.status, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.exit.ret, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_exit_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "exit", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "errval");
		print_errval(fp, tok->tt.exit.status);
		close_attr(fp);
		open_attr(fp, "retval");
		print_4_bytes(fp, tok->tt.exit.ret, "%u");
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_errval(fp, tok->tt.exit.status);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.exit.ret, "%u");
	}
}

/*
 * count                   4 bytes
 * text                    count null-terminated string(s)
 */
static int
fetch_execarg_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;
	u_int32_t i;
	u_char *bptr;

	READ_TOKEN_U_INT32(buf, len, tok->tt.execarg.count, tok->len, err);
	if (err)
		return (-1);

	for (i = 0; i < tok->tt.execarg.count; i++) {
		bptr = buf + tok->len;
		if (i < AUDIT_MAX_ARGS)
			tok->tt.execarg.text[i] = (char*)bptr;

		/* Look for a null terminated string. */
		while (bptr && (*bptr != '\0')) {
			if (++tok->len >= (u_int32_t)len)
				return (-1);
			bptr = buf + tok->len;
		}
		if (!bptr)
			return (-1);
		tok->len++; /* \0 character */
	}
	if (tok->tt.execarg.count > AUDIT_MAX_ARGS)
		tok->tt.execarg.count = AUDIT_MAX_ARGS;

	return (0);
}

static void
print_execarg_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{
	u_int32_t i;

	print_tok_type(fp, tok->id, "exec arg", oflags);
	for (i = 0; i < tok->tt.execarg.count; i++) {
		if (oflags & AU_OFLAG_XML) {
			fprintf(fp, "<arg>");
			print_xml_string(fp, tok->tt.execarg.text[i],
			    strlen(tok->tt.execarg.text[i]));
			fprintf(fp, "</arg>");
		} else {
			print_delim(fp, del);
			print_string(fp, tok->tt.execarg.text[i],
			    strlen(tok->tt.execarg.text[i]));
		}
	}
	if (oflags & AU_OFLAG_XML)
		close_tag(fp, tok->id);
}

/*
 * count                   4 bytes
 * text                    count null-terminated string(s)
 */
static int
fetch_execenv_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;
	u_int32_t i;
	u_char *bptr;

	READ_TOKEN_U_INT32(buf, len, tok->tt.execenv.count, tok->len, err);
	if (err)
		return (-1);

	for (i = 0; i < tok->tt.execenv.count; i++) {
		bptr = buf + tok->len;
		if (i < AUDIT_MAX_ENV)
			tok->tt.execenv.text[i] = (char*)bptr;

		/* Look for a null terminated string. */
		while (bptr && (*bptr != '\0')) {
			if (++tok->len >= (u_int32_t)len)
				return (-1);
			bptr = buf + tok->len;
		}
		if (!bptr)
			return (-1);
		tok->len++; /* \0 character */
	}
	if (tok->tt.execenv.count > AUDIT_MAX_ENV)
		tok->tt.execenv.count = AUDIT_MAX_ENV;

	return (0);
}

static void
print_execenv_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{
	u_int32_t i;

	print_tok_type(fp, tok->id, "exec env", oflags);
	for (i = 0; i< tok->tt.execenv.count; i++) {
		if (oflags & AU_OFLAG_XML) {
			fprintf(fp, "<env>");
			print_xml_string(fp, tok->tt.execenv.text[i],
			    strlen(tok->tt.execenv.text[i]));
			fprintf(fp, "</env>");
		} else {
			print_delim(fp, del);
			print_string(fp, tok->tt.execenv.text[i],
			    strlen(tok->tt.execenv.text[i]));
		}
	}
	if (oflags & AU_OFLAG_XML)
		close_tag(fp, tok->id);
}

/*
 * seconds of time          4 bytes
 * milliseconds of time     4 bytes
 * file name len            2 bytes
 * file pathname            N bytes + 1 terminating NULL byte
 */
static int
fetch_file_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.file.s, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.file.ms, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.file.len, tok->len, err);
	if (err)
		return (-1);

	SET_PTR((char*)buf, len, tok->tt.file.name, tok->tt.file.len, tok->len,
	    err);
	if (err)
		return (-1);

	return (0);
}

static void
print_file_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "file", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "time");
		print_sec32(fp, tok->tt.file.s, oflags);
		close_attr(fp);
		open_attr(fp, "msec");
		print_msec32(fp, tok->tt.file.ms, oflags);
		close_attr(fp);
		fprintf(fp, ">");
		print_string(fp, tok->tt.file.name, tok->tt.file.len);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_sec32(fp, tok->tt.file.s, oflags);
		print_delim(fp, del);
		print_msec32(fp, tok->tt.file.ms, oflags);
		print_delim(fp, del);
		print_string(fp, tok->tt.file.name, tok->tt.file.len);
	}
}

/*
 * number groups           2 bytes
 * group list              count * 4 bytes
 */
static int
fetch_newgroups_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int i;
	int err = 0;

	READ_TOKEN_U_INT16(buf, len, tok->tt.grps.no, tok->len, err);
	if (err)
		return (-1);

	for (i = 0; i<tok->tt.grps.no; i++) {
		READ_TOKEN_U_INT32(buf, len, tok->tt.grps.list[i], tok->len,
		    err);
		if (err)
			return (-1);
	}

	return (0);
}

static void
print_newgroups_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{
	int i;

	print_tok_type(fp, tok->id, "group", oflags);
	for (i = 0; i < tok->tt.grps.no; i++) {
		if (oflags & AU_OFLAG_XML) {
			fprintf(fp, "<gid>");
			print_group(fp, tok->tt.grps.list[i], oflags);
			fprintf(fp, "</gid>");
			close_tag(fp, tok->id);
		} else {
			print_delim(fp, del);
			print_group(fp, tok->tt.grps.list[i], oflags);
		}
	}
}

/*
 * Internet addr 4 bytes
 */
static int
fetch_inaddr_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_BYTES(buf, len, &tok->tt.inaddr.addr, sizeof(uint32_t),
	    tok->len, err);
	if (err)
		return (-1);

	return (0);

}

static void
print_inaddr_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "ip addr", oflags);
	if (oflags & AU_OFLAG_XML) {
		print_ip_address(fp, tok->tt.inaddr.addr);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_ip_address(fp, tok->tt.inaddr.addr);
	}
}

/*
 * type 4 bytes
 * address 16 bytes
 */
static int
fetch_inaddr_ex_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.inaddr_ex.type, tok->len, err);
	if (err)
		return (-1);

	if (tok->tt.inaddr_ex.type == AU_IPv4) {
		READ_TOKEN_BYTES(buf, len, &tok->tt.inaddr_ex.addr[0],
		    sizeof(tok->tt.inaddr_ex.addr[0]), tok->len, err);
		if (err)
			return (-1);
	} else if (tok->tt.inaddr_ex.type == AU_IPv6) {
		READ_TOKEN_BYTES(buf, len, tok->tt.inaddr_ex.addr,
		    sizeof(tok->tt.inaddr_ex.addr), tok->len, err);
		if (err)
			return (-1);
	} else
		return (-1);

	return (0);
}

static void
print_inaddr_ex_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "ip addr ex", oflags);
	if (oflags & AU_OFLAG_XML) {
		print_ip_ex_address(fp, tok->tt.inaddr_ex.type,
		    tok->tt.inaddr_ex.addr);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_ip_ex_address(fp, tok->tt.inaddr_ex.type,
		    tok->tt.inaddr_ex.addr);
	}
}

/*
 * ip header     20 bytes
 */
static int
fetch_ip_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_CHAR(buf, len, tok->tt.ip.version, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_CHAR(buf, len, tok->tt.ip.tos, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.ip.len, sizeof(uint16_t),
	    tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.ip.id, sizeof(uint16_t),
	    tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.ip.offset, sizeof(uint16_t),
	    tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_CHAR(buf, len, tok->tt.ip.ttl, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_CHAR(buf, len, tok->tt.ip.prot, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.ip.chksm, sizeof(uint16_t),
	    tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.ip.src, sizeof(tok->tt.ip.src),
	    tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.ip.dest, sizeof(tok->tt.ip.dest),
	    tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_ip_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "ip", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "version");
		print_mem(fp, (u_char *)(&tok->tt.ip.version),
		    sizeof(u_char));
		close_attr(fp);
		open_attr(fp, "service_type");
		print_mem(fp, (u_char *)(&tok->tt.ip.tos), sizeof(u_char));
		close_attr(fp);
		open_attr(fp, "len");
		print_2_bytes(fp, ntohs(tok->tt.ip.len), "%u");
		close_attr(fp);
		open_attr(fp, "id");
		print_2_bytes(fp, ntohs(tok->tt.ip.id), "%u");
		close_attr(fp);
		open_attr(fp, "offset");
		print_2_bytes(fp, ntohs(tok->tt.ip.offset), "%u");
		close_attr(fp);
		open_attr(fp, "time_to_live");
		print_mem(fp, (u_char *)(&tok->tt.ip.ttl), sizeof(u_char));
		close_attr(fp);
		open_attr(fp, "protocol");
		print_mem(fp, (u_char *)(&tok->tt.ip.prot), sizeof(u_char));
		close_attr(fp);
		open_attr(fp, "cksum");
		print_2_bytes(fp, ntohs(tok->tt.ip.chksm), "%u");
		close_attr(fp);
		open_attr(fp, "src_addr");
		print_ip_address(fp, tok->tt.ip.src);
		close_attr(fp);
		open_attr(fp, "dest_addr");
		print_ip_address(fp, tok->tt.ip.dest);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_mem(fp, (u_char *)(&tok->tt.ip.version),
		    sizeof(u_char));
		print_delim(fp, del);
		print_mem(fp, (u_char *)(&tok->tt.ip.tos), sizeof(u_char));
		print_delim(fp, del);
		print_2_bytes(fp, ntohs(tok->tt.ip.len), "%u");
		print_delim(fp, del);
		print_2_bytes(fp, ntohs(tok->tt.ip.id), "%u");
		print_delim(fp, del);
		print_2_bytes(fp, ntohs(tok->tt.ip.offset), "%u");
		print_delim(fp, del);
		print_mem(fp, (u_char *)(&tok->tt.ip.ttl), sizeof(u_char));
		print_delim(fp, del);
		print_mem(fp, (u_char *)(&tok->tt.ip.prot), sizeof(u_char));
		print_delim(fp, del);
		print_2_bytes(fp, ntohs(tok->tt.ip.chksm), "%u");
		print_delim(fp, del);
		print_ip_address(fp, tok->tt.ip.src);
		print_delim(fp, del);
		print_ip_address(fp, tok->tt.ip.dest);
	}
}

/*
 * object ID type       1 byte
 * Object ID            4 bytes
 */
static int
fetch_ipc_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_CHAR(buf, len, tok->tt.ipc.type, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.ipc.id, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_ipc_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "IPC", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "ipc-type");
		print_ipctype(fp, tok->tt.ipc.type, oflags);
		close_attr(fp);
		open_attr(fp, "ipc-id");
		print_4_bytes(fp, tok->tt.ipc.id, "%u");
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_ipctype(fp, tok->tt.ipc.type, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.ipc.id, "%u");
	}
}

/*
 * owner user id        4 bytes
 * owner group id       4 bytes
 * creator user id      4 bytes
 * creator group id     4 bytes
 * access mode          4 bytes
 * slot seq                     4 bytes
 * key                          4 bytes
 */
static int
fetch_ipcperm_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.ipcperm.uid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.ipcperm.gid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.ipcperm.puid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.ipcperm.pgid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.ipcperm.mode, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.ipcperm.seq, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.ipcperm.key, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_ipcperm_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "IPC perm", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "uid");
		print_user(fp, tok->tt.ipcperm.uid, oflags);
		close_attr(fp);
		open_attr(fp, "gid");
		print_group(fp, tok->tt.ipcperm.gid, oflags);
		close_attr(fp);
		open_attr(fp, "creator-uid");
		print_user(fp, tok->tt.ipcperm.puid, oflags);
		close_attr(fp);
		open_attr(fp, "creator-gid");
		print_group(fp, tok->tt.ipcperm.pgid, oflags);
		close_attr(fp);
		open_attr(fp, "mode");
		print_4_bytes(fp, tok->tt.ipcperm.mode, "%o");
		close_attr(fp);
		open_attr(fp, "seq");
		print_4_bytes(fp, tok->tt.ipcperm.seq, "%u");
		close_attr(fp);
		open_attr(fp, "key");
		print_4_bytes(fp, tok->tt.ipcperm.key, "%u");
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_user(fp, tok->tt.ipcperm.uid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.ipcperm.gid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.ipcperm.puid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.ipcperm.pgid, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.ipcperm.mode, "%o");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.ipcperm.seq, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.ipcperm.key, "%u");
	}
}

/*
 * port Ip address  2 bytes
 */
static int
fetch_iport_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_BYTES(buf, len, &tok->tt.iport.port, sizeof(uint16_t),
	    tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_iport_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "ip port", oflags);
	if (oflags & AU_OFLAG_XML) {
		print_2_bytes(fp, ntohs(tok->tt.iport.port), "%#x");
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_2_bytes(fp, ntohs(tok->tt.iport.port), "%#x");
	}
}

/*
 * size                         2 bytes
 * data                         size bytes
 */
static int
fetch_opaque_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT16(buf, len, tok->tt.opaque.size, tok->len, err);
	if (err)
		return (-1);

	SET_PTR((char*)buf, len, tok->tt.opaque.data, tok->tt.opaque.size,
	    tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_opaque_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "opaque", oflags);
	if (oflags & AU_OFLAG_XML) {
		print_mem(fp, (u_char*)tok->tt.opaque.data,
		    tok->tt.opaque.size);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_2_bytes(fp, tok->tt.opaque.size, "%u");
		print_delim(fp, del);
		print_mem(fp, (u_char*)tok->tt.opaque.data,
		    tok->tt.opaque.size);
	}
}

/*
 * size                         2 bytes
 * data                         size bytes
 */
static int
fetch_path_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT16(buf, len, tok->tt.path.len, tok->len, err);
	if (err)
		return (-1);

	SET_PTR((char*)buf, len, tok->tt.path.path, tok->tt.path.len, tok->len,
	    err);
	if (err)
		return (-1);

	return (0);
}

static void
print_path_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "path", oflags);
	if (oflags & AU_OFLAG_XML) {
		print_string(fp, tok->tt.path.path, tok->tt.path.len);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_string(fp, tok->tt.path.path, tok->tt.path.len);
	}
}

/*
 * token ID                     1 byte
 * audit ID                     4 bytes
 * euid                         4 bytes
 * egid                         4 bytes
 * ruid                         4 bytes
 * rgid                         4 bytes
 * pid                          4 bytes
 * sessid                       4 bytes
 * terminal ID
 *   portid             4 bytes
 *   machine id         4 bytes
 */
static int
fetch_process32_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32.auid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32.euid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32.egid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32.ruid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32.rgid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32.pid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32.sid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32.tid.port, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.proc32.tid.addr,
	    sizeof(tok->tt.proc32.tid.addr), tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_process32_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "process", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "audit-uid");
		print_user(fp, tok->tt.proc32.auid, oflags);
		close_attr(fp);
		open_attr(fp, "uid");
		print_user(fp, tok->tt.proc32.euid, oflags);
		close_attr(fp);
		open_attr(fp, "gid");
		print_group(fp, tok->tt.proc32.egid, oflags);
		close_attr(fp);
		open_attr(fp, "ruid");
		print_user(fp, tok->tt.proc32.ruid, oflags);
		close_attr(fp);
		open_attr(fp, "rgid");
		print_group(fp, tok->tt.proc32.rgid, oflags);
		close_attr(fp);
		open_attr(fp, "pid");
		print_4_bytes(fp, tok->tt.proc32.pid, "%u");
		close_attr(fp);
		open_attr(fp, "sid");
		print_4_bytes(fp, tok->tt.proc32.sid, "%u");
		close_attr(fp);
		open_attr(fp, "tid");
		print_4_bytes(fp, tok->tt.proc32.tid.port, "%u");
		print_ip_address(fp, tok->tt.proc32.tid.addr);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_user(fp, tok->tt.proc32.auid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.proc32.euid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.proc32.egid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.proc32.ruid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.proc32.rgid, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.proc32.pid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.proc32.sid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.proc32.tid.port, "%u");
		print_delim(fp, del);
		print_ip_address(fp, tok->tt.proc32.tid.addr);
	}
}

/*
 * token ID                     1 byte
 * audit ID                     4 bytes
 * euid                         4 bytes
 * egid                         4 bytes
 * ruid                         4 bytes
 * rgid                         4 bytes
 * pid                          4 bytes
 * sessid                       4 bytes
 * terminal ID
 *   portid             8 bytes
 *   machine id         4 bytes
 */
static int
fetch_process64_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64.auid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64.euid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64.egid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64.ruid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64.rgid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64.pid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64.sid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.proc64.tid.port, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.proc64.tid.addr,
	    sizeof(tok->tt.proc64.tid.addr), tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_process64_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{
	print_tok_type(fp, tok->id, "process", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "audit-uid");
		print_user(fp, tok->tt.proc64.auid, oflags);
		close_attr(fp);
		open_attr(fp, "uid");
		print_user(fp, tok->tt.proc64.euid, oflags);
		close_attr(fp);
		open_attr(fp, "gid");
		print_group(fp, tok->tt.proc64.egid, oflags);
		close_attr(fp);
		open_attr(fp, "ruid");
		print_user(fp, tok->tt.proc64.ruid, oflags);
		close_attr(fp);
		open_attr(fp, "rgid");
		print_group(fp, tok->tt.proc64.rgid, oflags);
		close_attr(fp);
		open_attr(fp, "pid");
		print_4_bytes(fp, tok->tt.proc64.pid, "%u");
		close_attr(fp);
		open_attr(fp, "sid");
		print_4_bytes(fp, tok->tt.proc64.sid, "%u");
		close_attr(fp);
		open_attr(fp, "tid");
		print_8_bytes(fp, tok->tt.proc64.tid.port, "%llu");
		print_ip_address(fp, tok->tt.proc64.tid.addr);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_user(fp, tok->tt.proc64.auid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.proc64.euid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.proc64.egid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.proc64.ruid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.proc64.rgid, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.proc64.pid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.proc64.sid, "%u");
		print_delim(fp, del);
		print_8_bytes(fp, tok->tt.proc64.tid.port, "%llu");
		print_delim(fp, del);
		print_ip_address(fp, tok->tt.proc64.tid.addr);
	}
}

/*
 * token ID                1 byte
 * audit ID                4 bytes
 * effective user ID       4 bytes
 * effective group ID      4 bytes
 * real user ID            4 bytes
 * real group ID           4 bytes
 * process ID              4 bytes
 * session ID              4 bytes
 * terminal ID
 *   port ID               4 bytes
 *   address type-len      4 bytes
 *   machine address      16 bytes
 */
static int
fetch_process32ex_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32_ex.auid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32_ex.euid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32_ex.egid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32_ex.ruid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32_ex.rgid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32_ex.pid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32_ex.sid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32_ex.tid.port, tok->len,
	    err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc32_ex.tid.type, tok->len,
	    err);
	if (err)
		return (-1);

	if (tok->tt.proc32_ex.tid.type == AU_IPv4) {
		READ_TOKEN_BYTES(buf, len, &tok->tt.proc32_ex.tid.addr[0],
		    sizeof(tok->tt.proc32_ex.tid.addr[0]), tok->len, err);
		if (err)
			return (-1);
	} else if (tok->tt.proc32_ex.tid.type == AU_IPv6) {
		READ_TOKEN_BYTES(buf, len, tok->tt.proc32_ex.tid.addr,
		    sizeof(tok->tt.proc32_ex.tid.addr), tok->len, err);
		if (err)
			return (-1);
	} else
		return (-1);

	return (0);
}

static void
print_process32ex_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "process_ex", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "audit-uid");
		print_user(fp, tok->tt.proc32_ex.auid, oflags);
		close_attr(fp);
		open_attr(fp, "uid");
		print_user(fp, tok->tt.proc32_ex.euid, oflags);
		close_attr(fp);
		open_attr(fp, "gid");
		print_group(fp, tok->tt.proc32_ex.egid, oflags);
		close_attr(fp);
		open_attr(fp, "ruid");
		print_user(fp, tok->tt.proc32_ex.ruid, oflags);
		close_attr(fp);
		open_attr(fp, "rgid");
		print_group(fp, tok->tt.proc32_ex.rgid, oflags);
		close_attr(fp);
		open_attr(fp, "pid");
		print_4_bytes(fp, tok->tt.proc32_ex.pid, "%u");
		close_attr(fp);
		open_attr(fp, "sid");
		print_4_bytes(fp, tok->tt.proc32_ex.sid, "%u");
		close_attr(fp);
		open_attr(fp, "tid");
		print_4_bytes(fp, tok->tt.proc32_ex.tid.port, "%u");
		print_ip_ex_address(fp, tok->tt.proc32_ex.tid.type,
		    tok->tt.proc32_ex.tid.addr);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_user(fp, tok->tt.proc32_ex.auid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.proc32_ex.euid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.proc32_ex.egid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.proc32_ex.ruid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.proc32_ex.rgid, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.proc32_ex.pid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.proc32_ex.sid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.proc32_ex.tid.port, "%u");
		print_delim(fp, del);
		print_ip_ex_address(fp, tok->tt.proc32_ex.tid.type,
		    tok->tt.proc32_ex.tid.addr);
	}
}

/*
 * token ID                1 byte
 * audit ID                4 bytes
 * effective user ID       4 bytes
 * effective group ID      4 bytes
 * real user ID            4 bytes
 * real group ID           4 bytes
 * process ID              4 bytes
 * session ID              4 bytes
 * terminal ID
 *   port ID               8 bytes
 *   address type-len      4 bytes
 *   machine address      16 bytes
 */
static int
fetch_process64ex_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64_ex.auid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64_ex.euid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64_ex.egid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64_ex.ruid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64_ex.rgid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64_ex.pid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64_ex.sid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.proc64_ex.tid.port, tok->len,
	    err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.proc64_ex.tid.type, tok->len,
	    err);
	if (err)
		return (-1);

	if (tok->tt.proc64_ex.tid.type == AU_IPv4) {
		READ_TOKEN_BYTES(buf, len, &tok->tt.proc64_ex.tid.addr[0],
		    sizeof(tok->tt.proc64_ex.tid.addr[0]), tok->len, err);
		if (err)
			return (-1);
	} else if (tok->tt.proc64_ex.tid.type == AU_IPv6) {
		READ_TOKEN_BYTES(buf, len, tok->tt.proc64_ex.tid.addr,
		    sizeof(tok->tt.proc64_ex.tid.addr), tok->len, err);
		if (err)
			return (-1);
	} else
		return (-1);

	return (0);
}

static void
print_process64ex_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{
	print_tok_type(fp, tok->id, "process_ex", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "audit-uid");
		print_user(fp, tok->tt.proc64_ex.auid, oflags);
		close_attr(fp);
		open_attr(fp, "uid");
		print_user(fp, tok->tt.proc64_ex.euid, oflags);
		close_attr(fp);
		open_attr(fp, "gid");
		print_group(fp, tok->tt.proc64_ex.egid, oflags);
		close_attr(fp);
		open_attr(fp, "ruid");
		print_user(fp, tok->tt.proc64_ex.ruid, oflags);
		close_attr(fp);
		open_attr(fp, "rgid");
		print_group(fp, tok->tt.proc64_ex.rgid, oflags);
		close_attr(fp);
		open_attr(fp, "pid");
		print_4_bytes(fp, tok->tt.proc64_ex.pid, "%u");
		close_attr(fp);
		open_attr(fp, "sid");
		print_4_bytes(fp, tok->tt.proc64_ex.sid, "%u");
		close_attr(fp);
		open_attr(fp, "tid");
		print_8_bytes(fp, tok->tt.proc64_ex.tid.port, "%llu");
		print_ip_ex_address(fp, tok->tt.proc64_ex.tid.type,
		    tok->tt.proc64_ex.tid.addr);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_user(fp, tok->tt.proc64_ex.auid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.proc64_ex.euid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.proc64_ex.egid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.proc64_ex.ruid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.proc64_ex.rgid, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.proc64_ex.pid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.proc64_ex.sid, "%u");
		print_delim(fp, del);
		print_8_bytes(fp, tok->tt.proc64_ex.tid.port, "%llu");
		print_delim(fp, del);
		print_ip_ex_address(fp, tok->tt.proc64_ex.tid.type,
		    tok->tt.proc64_ex.tid.addr);
	}
}

/*
 * errno                        1 byte
 * return value         4 bytes
 */
static int
fetch_return32_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_CHAR(buf, len, tok->tt.ret32.status, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.ret32.ret, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_return32_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "return", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp ,"errval");
		print_retval(fp, tok->tt.ret32.status, oflags);
		close_attr(fp);
		open_attr(fp, "retval");
		print_4_bytes(fp, tok->tt.ret32.ret, "%u");
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_retval(fp, tok->tt.ret32.status, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.ret32.ret, "%u");
	}
}

static int
fetch_return64_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_CHAR(buf, len, tok->tt.ret64.err, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.ret64.val, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_return64_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "return", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "errval");
		print_retval(fp, tok->tt.ret64.err, oflags);
		close_attr(fp);
		open_attr(fp, "retval");
		print_8_bytes(fp, tok->tt.ret64.val, "%lld");
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_retval(fp, tok->tt.ret64.err, oflags);
		print_delim(fp, del);
		print_8_bytes(fp, tok->tt.ret64.val, "%lld");
	}
}

/*
 * seq                          4 bytes
 */
static int
fetch_seq_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.seq.seqno, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_seq_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "sequence", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "seq-num");
		print_4_bytes(fp, tok->tt.seq.seqno, "%u");
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.seq.seqno, "%u");
	}
}

/*
 * socket family           2 bytes
 * local port              2 bytes
 * socket address          4 bytes
 */
static int
fetch_sock_inet32_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT16(buf, len, tok->tt.sockinet_ex32.family, tok->len,
	    err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.sockinet_ex32.port,
	    sizeof(uint16_t), tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.sockinet_ex32.addr,
	    sizeof(tok->tt.sockinet_ex32.addr[0]), tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_sock_inet32_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "socket-inet", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "type");
		print_2_bytes(fp, tok->tt.sockinet_ex32.family, "%u");
		close_attr(fp);
		open_attr(fp, "port");
		print_2_bytes(fp, ntohs(tok->tt.sockinet_ex32.port), "%u");
		close_attr(fp);
		open_attr(fp, "addr");
		print_ip_address(fp, tok->tt.sockinet_ex32.addr[0]);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_2_bytes(fp, tok->tt.sockinet_ex32.family, "%u");
		print_delim(fp, del);
		print_2_bytes(fp, ntohs(tok->tt.sockinet_ex32.port), "%u");
		print_delim(fp, del);
		print_ip_address(fp, tok->tt.sockinet_ex32.addr[0]);
	}
}

/*
 * socket family	 2 bytes
 * local port		 2 bytes
 * socket address	16 bytes
 */
static int
fetch_sock_inet128_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT16(buf, len, tok->tt.sockinet_ex32.family, tok->len,
	    err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.sockinet_ex32.port,
	    sizeof(uint16_t), tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.sockinet_ex32.addr,
	    sizeof(tok->tt.sockinet_ex32.addr), tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_sock_inet128_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "socket-inet6", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "type");
		print_2_bytes(fp, tok->tt.sockinet_ex32.family, "%u");
		close_attr(fp);
		open_attr(fp, "port");
		print_2_bytes(fp, ntohs(tok->tt.sockinet_ex32.port), "%u");
		close_attr(fp);
		open_attr(fp, "addr");
		print_ip_ex_address(fp, AU_IPv6, tok->tt.sockinet_ex32.addr);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_2_bytes(fp, tok->tt.sockinet_ex32.family, "%u");
		print_delim(fp, del);
		print_2_bytes(fp, ntohs(tok->tt.sockinet_ex32.port), "%u");
		print_delim(fp, del);
		print_ip_ex_address(fp, AU_IPv6, tok->tt.sockinet_ex32.addr);
	}
}

/*
 * socket family           2 bytes
 * path                    (up to) 104 bytes + NULL (NULL terminated string).
 */
static int
fetch_sock_unix_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;
	u_char *p;
	int slen;


	READ_TOKEN_U_INT16(buf, len, tok->tt.sockunix.family, tok->len, err);
	if (err)
		return (-1);

	/* slen = strnlen((buf + tok->len), 104) + 1; */
	p = (u_char *)memchr((const void *)(buf + tok->len), '\0', 104);
	slen = (p ? (int)(p - (buf + tok->len))  : 104) + 1;

	READ_TOKEN_BYTES(buf, len, tok->tt.sockunix.path, slen, tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_sock_unix_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "socket-unix", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "type");
		print_2_bytes(fp, tok->tt.sockunix.family, "%u");
		close_attr(fp);
		open_attr(fp, "port");
		close_attr(fp);
		open_attr(fp, "addr");
		print_string(fp, tok->tt.sockunix.path,
			strlen(tok->tt.sockunix.path));
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_2_bytes(fp, tok->tt.sockunix.family, "%u");
		print_delim(fp, del);
		print_string(fp, tok->tt.sockunix.path,
			strlen(tok->tt.sockunix.path));
	}
}

/*
 * socket type             2 bytes
 * local port              2 bytes
 * local address           4 bytes
 * remote port             2 bytes
 * remote address          4 bytes
 */
static int
fetch_socket_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT16(buf, len, tok->tt.socket.type, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.socket.l_port, sizeof(uint16_t),
	    tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.socket.l_addr,
	    sizeof(tok->tt.socket.l_addr), tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.socket.r_port, sizeof(uint16_t),
	    tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.socket.l_addr,
	    sizeof(tok->tt.socket.r_addr), tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_socket_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "socket", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "sock_type");
		print_2_bytes(fp, tok->tt.socket.type, "%u");
		close_attr(fp);
		open_attr(fp, "lport");
		print_2_bytes(fp, ntohs(tok->tt.socket.l_port), "%u");
		close_attr(fp);
		open_attr(fp, "laddr");
		print_ip_address(fp, tok->tt.socket.l_addr);
		close_attr(fp);
		open_attr(fp, "fport");
		print_2_bytes(fp, ntohs(tok->tt.socket.r_port), "%u");
		close_attr(fp);
		open_attr(fp, "faddr");
		print_ip_address(fp, tok->tt.socket.r_addr);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_2_bytes(fp, tok->tt.socket.type, "%u");
		print_delim(fp, del);
		print_2_bytes(fp, ntohs(tok->tt.socket.l_port), "%u");
		print_delim(fp, del);
		print_ip_address(fp, tok->tt.socket.l_addr);
		print_delim(fp, del);
		print_2_bytes(fp, ntohs(tok->tt.socket.r_port), "%u");
		print_delim(fp, del);
		print_ip_address(fp, tok->tt.socket.r_addr);
	}
}

/*
 * audit ID                     4 bytes
 * euid                         4 bytes
 * egid                         4 bytes
 * ruid                         4 bytes
 * rgid                         4 bytes
 * pid                          4 bytes
 * sessid                       4 bytes
 * terminal ID
 *   portid             4 bytes/8 bytes (32-bit/64-bit value)
 *   machine id         4 bytes
 */
static int
fetch_subject32_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32.auid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32.euid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32.egid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32.ruid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32.rgid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32.pid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32.sid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32.tid.port, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.subj32.tid.addr,
	    sizeof(tok->tt.subj32.tid.addr), tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_subject32_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "subject", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "audit-uid");
		print_user(fp, tok->tt.subj32.auid, oflags);
		close_attr(fp);
		open_attr(fp, "uid");
		print_user(fp, tok->tt.subj32.euid, oflags);
		close_attr(fp);
		open_attr(fp, "gid");
		print_group(fp, tok->tt.subj32.egid, oflags);
		close_attr(fp);
		open_attr(fp, "ruid");
		print_user(fp, tok->tt.subj32.ruid, oflags);
		close_attr(fp);
		open_attr(fp, "rgid");
		print_group(fp, tok->tt.subj32.rgid, oflags);
		close_attr(fp);
		open_attr(fp,"pid");
		print_4_bytes(fp, tok->tt.subj32.pid, "%u");
		close_attr(fp);
		open_attr(fp,"sid");
		print_4_bytes(fp, tok->tt.subj32.sid, "%u");
		close_attr(fp);
		open_attr(fp,"tid");
		print_4_bytes(fp, tok->tt.subj32.tid.port, "%u ");
		print_ip_address(fp, tok->tt.subj32.tid.addr);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_user(fp, tok->tt.subj32.auid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.subj32.euid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.subj32.egid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.subj32.ruid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.subj32.rgid, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.subj32.pid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.subj32.sid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.subj32.tid.port, "%u");
		print_delim(fp, del);
		print_ip_address(fp, tok->tt.subj32.tid.addr);
	}
}

static void
print_upriv_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "use of privilege", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "status");
		if (tok->tt.priv.sorf)
			(void) fprintf(fp, "successful use of priv");
		else
			(void) fprintf(fp, "failed use of priv");
		close_attr(fp);
		open_attr(fp, "name");
		print_string(fp, tok->tt.priv.priv, tok->tt.priv.privstrlen);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		if (tok->tt.priv.sorf)
			(void) fprintf(fp, "successful use of priv");
		else
			(void) fprintf(fp, "failed use of priv");
		print_delim(fp, del);
		print_string(fp, tok->tt.priv.priv, tok->tt.priv.privstrlen);
	}
}

/*
 * status                       1 byte
 * privstrlen                   2 bytes
 * priv                         N bytes + 1 (\0 byte)
 */
static int
fetch_priv_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_CHAR(buf, len, tok->tt.priv.sorf, tok->len, err);
	if (err)
		return (-1);
	READ_TOKEN_U_INT16(buf, len, tok->tt.priv.privstrlen, tok->len, err);
	if (err)
		return (-1);
	SET_PTR((char *)buf, len, tok->tt.priv.priv, tok->tt.priv.privstrlen,
	    tok->len, err);
	if (err)
		return (-1);
	return (0);
}

/*
 * privtstrlen		1 byte
 * privtstr		N bytes + 1
 * privstrlen		1 byte
 * privstr		N bytes + 1
 */
static int
fetch_privset_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int	err = 0;

	READ_TOKEN_U_INT16(buf, len, tok->tt.privset.privtstrlen,
	    tok->len, err);
	if (err)
		return (-1);
	SET_PTR((char *)buf, len, tok->tt.privset.privtstr,
	    tok->tt.privset.privtstrlen, tok->len, err);
	if (err)
		return (-1);
	READ_TOKEN_U_INT16(buf, len, tok->tt.privset.privstrlen,
	    tok->len, err);
	if (err)
		return (-1);
	SET_PTR((char *)buf, len, tok->tt.privset.privstr,
	    tok->tt.privset.privstrlen, tok->len, err);
	if (err)
		return (-1);
	return (0);
}

static void
print_privset_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "privilege", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "type");
		print_string(fp, tok->tt.privset.privtstr,
		    tok->tt.privset.privtstrlen);
		close_attr(fp);
		open_attr(fp, "priv");
		print_string(fp, tok->tt.privset.privstr,
		    tok->tt.privset.privstrlen);
		close_attr(fp);
	} else {
		print_delim(fp, del);
		print_string(fp, tok->tt.privset.privtstr,
		    tok->tt.privset.privtstrlen);
		print_delim(fp, del);
		print_string(fp, tok->tt.privset.privstr,
			tok->tt.privset.privstrlen);
	}
}

/*
 * audit ID                     4 bytes
 * euid                         4 bytes
 * egid                         4 bytes
 * ruid                         4 bytes
 * rgid                         4 bytes
 * pid                          4 bytes
 * sessid                       4 bytes
 * terminal ID
 *   portid             4 bytes/8 bytes (32-bit/64-bit value)
 *   machine id         4 bytes
 */
static int
fetch_subject64_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64.auid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64.euid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64.egid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64.ruid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64.rgid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64.pid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64.sid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.subj64.tid.port, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.subj64.tid.addr,
	    sizeof(tok->tt.subj64.tid.addr), tok->len, err);
	if (err)
		return (-1);

	return (0);
}

static void
print_subject64_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "subject", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "audit-uid");
		print_user(fp, tok->tt.subj64.auid, oflags);
		close_attr(fp);
		open_attr(fp, "uid");
		print_user(fp, tok->tt.subj64.euid, oflags);
		close_attr(fp);
		open_attr(fp, "gid");
		print_group(fp, tok->tt.subj64.egid, oflags);
		close_attr(fp);
		open_attr(fp, "ruid");
		print_user(fp, tok->tt.subj64.ruid, oflags);
		close_attr(fp);
		open_attr(fp, "rgid");
		print_group(fp, tok->tt.subj64.rgid, oflags);
		close_attr(fp);
		open_attr(fp, "pid");
		print_4_bytes(fp, tok->tt.subj64.pid, "%u");
		close_attr(fp);
		open_attr(fp, "sid");
		print_4_bytes(fp, tok->tt.subj64.sid, "%u");
		close_attr(fp);
		open_attr(fp, "tid");
		print_8_bytes(fp, tok->tt.subj64.tid.port, "%llu");
		print_ip_address(fp, tok->tt.subj64.tid.addr);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_user(fp, tok->tt.subj64.auid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.subj64.euid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.subj64.egid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.subj64.ruid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.subj64.rgid, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.subj64.pid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.subj64.sid, "%u");
		print_delim(fp, del);
		print_8_bytes(fp, tok->tt.subj64.tid.port, "%llu");
		print_delim(fp, del);
		print_ip_address(fp, tok->tt.subj64.tid.addr);
	}
}

/*
 * audit ID                     4 bytes
 * euid                         4 bytes
 * egid                         4 bytes
 * ruid                         4 bytes
 * rgid                         4 bytes
 * pid                          4 bytes
 * sessid                       4 bytes
 * terminal ID
 *   portid             4 bytes
 *	 type				4 bytes
 *   machine id         16 bytes
 */
static int
fetch_subject32ex_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32_ex.auid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32_ex.euid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32_ex.egid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32_ex.ruid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32_ex.rgid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32_ex.pid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32_ex.sid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32_ex.tid.port, tok->len,
	    err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj32_ex.tid.type, tok->len,
	    err);
	if (err)
		return (-1);

	if (tok->tt.subj32_ex.tid.type == AU_IPv4) {
		READ_TOKEN_BYTES(buf, len, &tok->tt.subj32_ex.tid.addr[0],
		    sizeof(tok->tt.subj32_ex.tid.addr[0]), tok->len, err);
		if (err)
			return (-1);
	} else if (tok->tt.subj32_ex.tid.type == AU_IPv6) {
		READ_TOKEN_BYTES(buf, len, tok->tt.subj32_ex.tid.addr,
		    sizeof(tok->tt.subj32_ex.tid.addr), tok->len, err);
		if (err)
			return (-1);
	} else
		return (-1);

	return (0);
}

static void
print_subject32ex_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "subject_ex", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "audit-uid");
		print_user(fp, tok->tt.subj32_ex.auid, oflags);
		close_attr(fp);
		open_attr(fp, "uid");
		print_user(fp, tok->tt.subj32_ex.euid, oflags);
		close_attr(fp);
		open_attr(fp, "gid");
		print_group(fp, tok->tt.subj32_ex.egid, oflags);
		close_attr(fp);
		open_attr(fp, "ruid");
		print_user(fp, tok->tt.subj32_ex.ruid, oflags);
		close_attr(fp);
		open_attr(fp, "rgid");
		print_group(fp, tok->tt.subj32_ex.rgid, oflags);
		close_attr(fp);
		open_attr(fp, "pid");
		print_4_bytes(fp, tok->tt.subj32_ex.pid, "%u");
		close_attr(fp);
		open_attr(fp, "sid");
		print_4_bytes(fp, tok->tt.subj32_ex.sid, "%u");
		close_attr(fp);
		open_attr(fp, "tid");
		print_4_bytes(fp, tok->tt.subj32_ex.tid.port, "%u");
		print_ip_ex_address(fp, tok->tt.subj32_ex.tid.type,
		    tok->tt.subj32_ex.tid.addr);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_user(fp, tok->tt.subj32_ex.auid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.subj32_ex.euid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.subj32_ex.egid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.subj32_ex.ruid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.subj32_ex.rgid, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.subj32_ex.pid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.subj32_ex.sid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.subj32_ex.tid.port, "%u");
		print_delim(fp, del);
		print_ip_ex_address(fp, tok->tt.subj32_ex.tid.type,
		    tok->tt.subj32_ex.tid.addr);
	}
}

/*
 * audit ID                     4 bytes
 * euid                         4 bytes
 * egid                         4 bytes
 * ruid                         4 bytes
 * rgid                         4 bytes
 * pid                          4 bytes
 * sessid                       4 bytes
 * terminal ID
 *   portid             8 bytes
 *   type               4 bytes
 *   machine id         16 bytes
 */
static int
fetch_subject64ex_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64_ex.auid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64_ex.euid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64_ex.egid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64_ex.ruid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64_ex.rgid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64_ex.pid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64_ex.sid, tok->len, err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT64(buf, len, tok->tt.subj64_ex.tid.port, tok->len,
	    err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT32(buf, len, tok->tt.subj64_ex.tid.type, tok->len,
	    err);
	if (err)
		return (-1);

	if (tok->tt.subj64_ex.tid.type == AU_IPv4) {
		READ_TOKEN_BYTES(buf, len, &tok->tt.subj64_ex.tid.addr[0],
		    sizeof(tok->tt.subj64_ex.tid.addr[0]), tok->len, err);
		if (err)
			return (-1);
	} else if (tok->tt.subj64_ex.tid.type == AU_IPv6) {
		READ_TOKEN_BYTES(buf, len, tok->tt.subj64_ex.tid.addr,
		    sizeof(tok->tt.subj64_ex.tid.addr), tok->len, err);
		if (err)
			return (-1);
	} else
		return (-1);

	return (0);
}

static void
print_subject64ex_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{
	print_tok_type(fp, tok->id, "subject_ex", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "audit-uid");
		print_user(fp, tok->tt.subj64_ex.auid, oflags);
		close_attr(fp);
		open_attr(fp, "uid");
		print_user(fp, tok->tt.subj64_ex.euid, oflags);
		close_attr(fp);
		open_attr(fp, "gid");
		print_group(fp, tok->tt.subj64_ex.egid, oflags);
		close_attr(fp);
		open_attr(fp, "ruid");
		print_user(fp, tok->tt.subj64_ex.ruid, oflags);
		close_attr(fp);
		open_attr(fp, "rgid");
		print_group(fp, tok->tt.subj64_ex.rgid, oflags);
		close_attr(fp);
		open_attr(fp, "pid");
		print_4_bytes(fp, tok->tt.subj64_ex.pid, "%u");
		close_attr(fp);
		open_attr(fp, "sid");
		print_4_bytes(fp, tok->tt.subj64_ex.sid, "%u");
		close_attr(fp);
		open_attr(fp, "tid");
		print_8_bytes(fp, tok->tt.subj64_ex.tid.port, "%llu");
		print_ip_ex_address(fp, tok->tt.subj64_ex.tid.type,
		    tok->tt.subj64_ex.tid.addr);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_user(fp, tok->tt.subj64_ex.auid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.subj64_ex.euid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.subj64_ex.egid, oflags);
		print_delim(fp, del);
		print_user(fp, tok->tt.subj64_ex.ruid, oflags);
		print_delim(fp, del);
		print_group(fp, tok->tt.subj64_ex.rgid, oflags);
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.subj64_ex.pid, "%u");
		print_delim(fp, del);
		print_4_bytes(fp, tok->tt.subj64_ex.sid, "%u");
		print_delim(fp, del);
		print_8_bytes(fp, tok->tt.subj64_ex.tid.port, "%llu");
		print_delim(fp, del);
		print_ip_ex_address(fp, tok->tt.subj64_ex.tid.type,
		    tok->tt.subj64_ex.tid.addr);
	}
}

/*
 * size                         2 bytes
 * data                         size bytes
 */
static int
fetch_text_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT16(buf, len, tok->tt.text.len, tok->len, err);
	if (err)
		return (-1);

	SET_PTR((char*)buf, len, tok->tt.text.text, tok->tt.text.len, tok->len,
	    err);
	if (err)
		return (-1);

	return (0);
}

static void
print_text_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "text", oflags);
	if (oflags & AU_OFLAG_XML) {
		print_string(fp, tok->tt.text.text, tok->tt.text.len);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_string(fp, tok->tt.text.text, tok->tt.text.len);
	}
}

/*
 * socket domain           2 bytes
 * socket type             2 bytes
 * address type            2 bytes
 * local port              2 bytes
 * local Internet address  4/16 bytes
 * remote port             2 bytes
 * remote Internet address 4/16 bytes
 */
static int
fetch_socketex32_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT16(buf, len, tok->tt.socket_ex32.domain, tok->len,
	    err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.socket_ex32.type, tok->len,
	    err);
	if (err)
		return (-1);

	READ_TOKEN_U_INT16(buf, len, tok->tt.socket_ex32.atype, tok->len,
	    err);
	if (err)
		return (-1);

	if (tok->tt.socket_ex32.atype != AU_IPv4 &&
	    tok->tt.socket_ex32.atype != AU_IPv6)
		return (-1);

	READ_TOKEN_BYTES(buf, len, &tok->tt.socket_ex32.l_port,
	    sizeof(uint16_t), tok->len, err);
	if (err)
		return (-1);

	if (tok->tt.socket_ex32.atype == AU_IPv4) {
		READ_TOKEN_BYTES(buf, len, &tok->tt.socket_ex32.l_addr,
		    sizeof(tok->tt.socket_ex32.l_addr[0]), tok->len, err);
		if (err)
			return (-1);
	} else {
		READ_TOKEN_BYTES(buf, len, &tok->tt.socket_ex32.l_addr,
		    sizeof(tok->tt.socket_ex32.l_addr), tok->len, err);
		if (err)
			return (-1);
	}

	READ_TOKEN_BYTES(buf, len, &tok->tt.socket_ex32.r_port,
	    sizeof(uint16_t), tok->len, err);
	if (err)
		return (-1);

	if (tok->tt.socket_ex32.atype == AU_IPv4) {
		READ_TOKEN_BYTES(buf, len, &tok->tt.socket_ex32.r_addr,
		    sizeof(tok->tt.socket_ex32.r_addr[0]), tok->len, err);
		if (err)
			return (-1);
	} else {
		READ_TOKEN_BYTES(buf, len, &tok->tt.socket_ex32.r_addr,
		    sizeof(tok->tt.socket_ex32.r_addr), tok->len, err);
		if (err)
			return (-1);
	}

	return (0);
}

static void
print_socketex32_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	/*
	 * This print routine prints BSM constant space domains and socket
	 * types rather than converting them.  If we add string printers for
	 * these constants in the future, we may want to call conversion
	 * routines.
	 */
	print_tok_type(fp, tok->id, "socket", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "sock_dom");
		print_2_bytes(fp, tok->tt.socket_ex32.domain, "%#x");
		close_attr(fp);
		open_attr(fp, "sock_type");
		print_2_bytes(fp, tok->tt.socket_ex32.type, "%#x");
		close_attr(fp);
		open_attr(fp, "lport");
		print_2_bytes(fp, ntohs(tok->tt.socket_ex32.l_port), "%#x");
		close_attr(fp);
		open_attr(fp, "laddr");
		print_ip_ex_address(fp, tok->tt.socket_ex32.atype,
		    tok->tt.socket_ex32.l_addr);
		close_attr(fp);
		open_attr(fp, "faddr");
		print_ip_ex_address(fp, tok->tt.socket_ex32.atype,
		    tok->tt.socket_ex32.r_addr);
		close_attr(fp);
		open_attr(fp, "fport");
		print_2_bytes(fp, ntohs(tok->tt.socket_ex32.r_port), "%#x");
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_2_bytes(fp, tok->tt.socket_ex32.domain, "%#x");
		print_delim(fp, del);
		print_2_bytes(fp, tok->tt.socket_ex32.type, "%#x");
		print_delim(fp, del);
		print_2_bytes(fp, ntohs(tok->tt.socket_ex32.l_port), "%#x");
		print_delim(fp, del);
		print_ip_ex_address(fp, tok->tt.socket_ex32.atype,
		    tok->tt.socket_ex32.l_addr);
		print_delim(fp, del);
		print_4_bytes(fp, ntohs(tok->tt.socket_ex32.r_port), "%#x");
		print_delim(fp, del);
		print_ip_ex_address(fp, tok->tt.socket_ex32.atype,
		    tok->tt.socket_ex32.r_addr);
	}
}

static int
fetch_invalid_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;
	int recoversize;

	recoversize = len - (tok->len + AUDIT_TRAILER_SIZE);
	if (recoversize <= 0)
		return (-1);

	tok->tt.invalid.length = recoversize;

	SET_PTR((char*)buf, len, tok->tt.invalid.data, recoversize, tok->len,
	    err);
	if (err)
		return (-1);

	return (0);
}

static void
print_invalid_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	if (!(oflags & AU_OFLAG_XML)) {
		print_tok_type(fp, tok->id, "unknown", oflags);
		print_delim(fp, del);
		print_mem(fp, (u_char*)tok->tt.invalid.data,
		    tok->tt.invalid.length);
	}
}


/*
 * size                         2 bytes;
 * zonename                     size bytes;
 */
static int
fetch_zonename_tok(tokenstr_t *tok, u_char *buf, int len)
{
	int err = 0;

	READ_TOKEN_U_INT16(buf, len, tok->tt.zonename.len, tok->len, err);
	if (err)
		return (-1);
	SET_PTR((char *)buf, len, tok->tt.zonename.zonename, tok->tt.zonename.len,
	    tok->len, err);
	if (err)
		return (-1);
	return (0);
}

static void
print_zonename_tok(FILE *fp, tokenstr_t *tok, char *del, int oflags)
{

	print_tok_type(fp, tok->id, "zone", oflags);
	if (oflags & AU_OFLAG_XML) {
		open_attr(fp, "name");
		print_string(fp, tok->tt.zonename.zonename,
		    tok->tt.zonename.len);
		close_attr(fp);
		close_tag(fp, tok->id);
	} else {
		print_delim(fp, del);
		print_string(fp, tok->tt.zonename.zonename,
		    tok->tt.zonename.len);
	}
}

/*
 * Reads the token beginning at buf into tok.
 */
int
au_fetch_tok(tokenstr_t *tok, u_char *buf, int len)
{

	if (len <= 0)
		return (-1);

	tok->len = 1;
	tok->data = buf;
	tok->id = *buf;

	switch(tok->id) {
	case AUT_HEADER32:
		return (fetch_header32_tok(tok, buf, len));

	case AUT_HEADER32_EX:
		return (fetch_header32_ex_tok(tok, buf, len));

	case AUT_HEADER64:
		return (fetch_header64_tok(tok, buf, len));

	case AUT_HEADER64_EX:
		return (fetch_header64_ex_tok(tok, buf, len));

	case AUT_TRAILER:
		return (fetch_trailer_tok(tok, buf, len));

	case AUT_ARG32:
		return (fetch_arg32_tok(tok, buf, len));

	case AUT_ARG64:
		return (fetch_arg64_tok(tok, buf, len));

	case AUT_ATTR32:
		return (fetch_attr32_tok(tok, buf, len));

	case AUT_ATTR64:
		return (fetch_attr64_tok(tok, buf, len));

	case AUT_EXIT:
		return (fetch_exit_tok(tok, buf, len));

	case AUT_EXEC_ARGS:
		return (fetch_execarg_tok(tok, buf, len));

	case AUT_EXEC_ENV:
		return (fetch_execenv_tok(tok, buf, len));

	case AUT_OTHER_FILE32:
		return (fetch_file_tok(tok, buf, len));

	case AUT_NEWGROUPS:
		return (fetch_newgroups_tok(tok, buf, len));

	case AUT_IN_ADDR:
		return (fetch_inaddr_tok(tok, buf, len));

	case AUT_IN_ADDR_EX:
		return (fetch_inaddr_ex_tok(tok, buf, len));

	case AUT_IP:
		return (fetch_ip_tok(tok, buf, len));

	case AUT_IPC:
		return (fetch_ipc_tok(tok, buf, len));

	case AUT_IPC_PERM:
		return (fetch_ipcperm_tok(tok, buf, len));

	case AUT_IPORT:
		return (fetch_iport_tok(tok, buf, len));

	case AUT_OPAQUE:
		return (fetch_opaque_tok(tok, buf, len));

	case AUT_PATH:
		return (fetch_path_tok(tok, buf, len));

	case AUT_PROCESS32:
		return (fetch_process32_tok(tok, buf, len));

	case AUT_PROCESS32_EX:
		return (fetch_process32ex_tok(tok, buf, len));

	case AUT_PROCESS64:
		return (fetch_process64_tok(tok, buf, len));

	case AUT_PROCESS64_EX:
		return (fetch_process64ex_tok(tok, buf, len));

	case AUT_RETURN32:
		return (fetch_return32_tok(tok, buf, len));

	case AUT_RETURN64:
		return (fetch_return64_tok(tok, buf, len));

	case AUT_SEQ:
		return (fetch_seq_tok(tok, buf, len));

	case AUT_SOCKET:
		return (fetch_socket_tok(tok, buf, len));

	case AUT_SOCKINET32:
		return (fetch_sock_inet32_tok(tok, buf, len));

	case AUT_SOCKUNIX:
		return (fetch_sock_unix_tok(tok, buf, len));

	case AUT_SOCKINET128:
		return (fetch_sock_inet128_tok(tok, buf, len));

	case AUT_SUBJECT32:
		return (fetch_subject32_tok(tok, buf, len));

	case AUT_SUBJECT32_EX:
		return (fetch_subject32ex_tok(tok, buf, len));

	case AUT_SUBJECT64:
		return (fetch_subject64_tok(tok, buf, len));

	case AUT_SUBJECT64_EX:
		return (fetch_subject64ex_tok(tok, buf, len));

	case AUT_TEXT:
		return (fetch_text_tok(tok, buf, len));

	case AUT_SOCKET_EX:
		return (fetch_socketex32_tok(tok, buf, len));

	case AUT_DATA:
		return (fetch_arb_tok(tok, buf, len));

	case AUT_ZONENAME:
		return (fetch_zonename_tok(tok, buf, len));

	case AUT_UPRIV:
		return (fetch_priv_tok(tok, buf, len));

	case AUT_PRIV:
		return (fetch_privset_tok(tok, buf, len));

	default:
		return (fetch_invalid_tok(tok, buf, len));
	}
}

void
au_print_flags_tok(FILE *outfp, tokenstr_t *tok, char *del, int oflags)
{

	switch(tok->id) {
	case AUT_HEADER32:
		print_header32_tok(outfp, tok, del, oflags);
		return;

	case AUT_HEADER32_EX:
		print_header32_ex_tok(outfp, tok, del, oflags);
		return;

	case AUT_HEADER64:
		print_header64_tok(outfp, tok, del, oflags);
		return;

	case AUT_HEADER64_EX:
		print_header64_ex_tok(outfp, tok, del, oflags);
		return;

	case AUT_TRAILER:
		print_trailer_tok(outfp, tok, del, oflags);
		return;

	case AUT_ARG32:
		print_arg32_tok(outfp, tok, del, oflags);
		return;

	case AUT_ARG64:
		print_arg64_tok(outfp, tok, del, oflags);
		return;

	case AUT_DATA:
		print_arb_tok(outfp, tok, del, oflags);
		return;

	case AUT_ATTR32:
		print_attr32_tok(outfp, tok, del, oflags);
		return;

	case AUT_ATTR64:
		print_attr64_tok(outfp, tok, del, oflags);
		return;

	case AUT_EXIT:
		print_exit_tok(outfp, tok, del, oflags);
		return;

	case AUT_EXEC_ARGS:
		print_execarg_tok(outfp, tok, del, oflags);
		return;

	case AUT_EXEC_ENV:
		print_execenv_tok(outfp, tok, del, oflags);
		return;

	case AUT_OTHER_FILE32:
		print_file_tok(outfp, tok, del, oflags);
		return;

	case AUT_NEWGROUPS:
		print_newgroups_tok(outfp, tok, del, oflags);
		return;

	case AUT_IN_ADDR:
		print_inaddr_tok(outfp, tok, del, oflags);
		return;

	case AUT_IN_ADDR_EX:
		print_inaddr_ex_tok(outfp, tok, del, oflags);
		return;

	case AUT_IP:
		print_ip_tok(outfp, tok, del, oflags);
		return;

	case AUT_IPC:
		print_ipc_tok(outfp, tok, del, oflags);
		return;

	case AUT_IPC_PERM:
		print_ipcperm_tok(outfp, tok, del, oflags);
		return;

	case AUT_IPORT:
		print_iport_tok(outfp, tok, del, oflags);
		return;

	case AUT_OPAQUE:
		print_opaque_tok(outfp, tok, del, oflags);
		return;

	case AUT_PATH:
		print_path_tok(outfp, tok, del, oflags);
		return;

	case AUT_PROCESS32:
		print_process32_tok(outfp, tok, del, oflags);
		return;

	case AUT_PROCESS32_EX:
		print_process32ex_tok(outfp, tok, del, oflags);
		return;

	case AUT_PROCESS64:
		print_process64_tok(outfp, tok, del, oflags);
		return;

	case AUT_PROCESS64_EX:
		print_process64ex_tok(outfp, tok, del, oflags);
		return;

	case AUT_RETURN32:
		print_return32_tok(outfp, tok, del, oflags);
		return;

	case AUT_RETURN64:
		print_return64_tok(outfp, tok, del, oflags);
		return;

	case AUT_SEQ:
		print_seq_tok(outfp, tok, del, oflags);
		return;

	case AUT_SOCKET:
		print_socket_tok(outfp, tok, del, oflags);
		return;

	case AUT_SOCKINET32:
		print_sock_inet32_tok(outfp, tok, del, oflags);
		return;

	case AUT_SOCKUNIX:
		print_sock_unix_tok(outfp, tok, del, oflags);
		return;

	case AUT_SOCKINET128:
		print_sock_inet128_tok(outfp, tok, del, oflags);
		return;

	case AUT_SUBJECT32:
		print_subject32_tok(outfp, tok, del, oflags);
		return;

	case AUT_SUBJECT64:
		print_subject64_tok(outfp, tok, del, oflags);
		return;

	case AUT_SUBJECT32_EX:
		print_subject32ex_tok(outfp, tok, del, oflags);
		return;

	case AUT_SUBJECT64_EX:
		print_subject64ex_tok(outfp, tok, del, oflags);
		return;

	case AUT_TEXT:
		print_text_tok(outfp, tok, del, oflags);
		return;

	case AUT_SOCKET_EX:
		print_socketex32_tok(outfp, tok, del, oflags);
		return;

	case AUT_ZONENAME:
		print_zonename_tok(outfp, tok, del, oflags);
		return;

	case AUT_UPRIV:
		print_upriv_tok(outfp, tok, del, oflags);
		return;

	case  AUT_PRIV:
		print_privset_tok(outfp, tok, del, oflags);
		return;

	default:
		print_invalid_tok(outfp, tok, del, oflags);
	}
}

/*
 * 'prints' the token out to outfp.
 */
void
au_print_tok(FILE *outfp, tokenstr_t *tok, char *del, char raw, char sfrm)
{
	int oflags = AU_OFLAG_NONE;

	if (raw)
		oflags |= AU_OFLAG_RAW;
	if (sfrm)
		oflags |= AU_OFLAG_SHORT;

	au_print_flags_tok(outfp, tok, del, oflags);
}

/*
 * 'prints' the token out to outfp in XML format.
 */
void
au_print_tok_xml(FILE *outfp, tokenstr_t *tok, char *del, char raw,
    char sfrm)
{
	int oflags = AU_OFLAG_XML;

	if (raw)
		oflags |= AU_OFLAG_RAW;
	if (sfrm)
		oflags |= AU_OFLAG_SHORT;

	au_print_flags_tok(outfp, tok, del, oflags);
}

/*
 * Read a record from the file pointer, store data in buf memory for buf is
 * also allocated in this function and has to be free'd outside this call.
 *
 * au_read_rec() handles two possibilities: a stand-alone file token, or a
 * complete audit record.
 *
 * XXXRW: Note that if we hit an error, we leave the stream in an unusable
 * state, because it will be partly offset into a record.  We should rewind
 * or do something more intelligent.  Particularly interesting is the case
 * where we perform a partial read of a record from a non-blockable file
 * descriptor.  We should return the partial read and continue...?
 */
int
au_read_rec(FILE *fp, u_char **buf)
{
	u_char *bptr;
	u_int32_t recsize;
	u_int32_t bytestoread;
	u_char type;

	u_int32_t sec, msec;
	u_int16_t filenamelen;

	type = fgetc(fp);

	switch (type) {
	case AUT_HEADER32:
	case AUT_HEADER32_EX:
	case AUT_HEADER64:
	case AUT_HEADER64_EX:
		/* read the record size from the token */
		if (fread(&recsize, 1, sizeof(u_int32_t), fp) <
		    sizeof(u_int32_t)) {
			errno = EINVAL;
			return (-1);
		}
		recsize = be32toh(recsize);

		/* Check for recsize sanity */
		if (recsize < (sizeof(u_int32_t) + sizeof(u_char))) {
			errno = EINVAL;
			return (-1);
		}

		*buf = calloc(recsize, sizeof(u_char));
		if (*buf == NULL)
			return (-1);
		bptr = *buf;

		/* store the token contents already read, back to the buffer*/
		*bptr = type;
		bptr++;
		be32enc(bptr, recsize);
		bptr += sizeof(u_int32_t);

		/* now read remaining record bytes */
		bytestoread = recsize - (sizeof(u_int32_t) + sizeof(u_char));

		if (fread(bptr, 1, bytestoread, fp) < bytestoread) {
			free(*buf);
			errno = EINVAL;
			return (-1);
		}
		break;

	case AUT_OTHER_FILE32:
		/*
		 * The file token is variable-length, as it includes a
		 * pathname.  As a result, we have to read incrementally
		 * until we know the total length, then allocate space and
		 * read the rest.
		 */
		if (fread(&sec, 1, sizeof(sec), fp) < sizeof(sec)) {
			errno = EINVAL;
			return (-1);
		}
		if (fread(&msec, 1, sizeof(msec), fp) < sizeof(msec)) {
			errno = EINVAL;
			return (-1);
		}
		if (fread(&filenamelen, 1, sizeof(filenamelen), fp) <
		    sizeof(filenamelen)) {
			errno = EINVAL;
			return (-1);
		}
		recsize = sizeof(type) + sizeof(sec) + sizeof(msec) +
		    sizeof(filenamelen) + ntohs(filenamelen);
		*buf = malloc(recsize);
		if (*buf == NULL)
			return (-1);
		bptr = *buf;

		bcopy(&type, bptr, sizeof(type));
		bptr += sizeof(type);
		bcopy(&sec, bptr, sizeof(sec));
		bptr += sizeof(sec);
		bcopy(&msec, bptr, sizeof(msec));
		bptr += sizeof(msec);
		bcopy(&filenamelen, bptr, sizeof(filenamelen));
		bptr += sizeof(filenamelen);

		if (fread(bptr, 1, ntohs(filenamelen), fp) <
		    ntohs(filenamelen)) {
			free(*buf);
			errno = EINVAL;
			return (-1);
		}
		break;

	default:
		errno = EINVAL;
		return (-1);
	}

	return (recsize);
}