xref: /titanic_52/usr/src/lib/libbsm/common/adr.c (revision 61e717d6e439a7c67ed0ca79b4b18b2540691eaa)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5d75d0dc9Stz204579  * Common Development and Distribution License (the "License").
6d75d0dc9Stz204579  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22d75d0dc9Stz204579  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
237c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
277c478bd9Sstevel@tonic-gate 
287c478bd9Sstevel@tonic-gate /*
297c478bd9Sstevel@tonic-gate  * Adr memory based encoding
307c478bd9Sstevel@tonic-gate  */
317c478bd9Sstevel@tonic-gate 
327c478bd9Sstevel@tonic-gate #include <sys/types.h>
337c478bd9Sstevel@tonic-gate #include <bsm/audit.h>
347c478bd9Sstevel@tonic-gate #include <bsm/libbsm.h>
357c478bd9Sstevel@tonic-gate #include <bsm/audit_record.h>
367c478bd9Sstevel@tonic-gate 
377c478bd9Sstevel@tonic-gate void
387c478bd9Sstevel@tonic-gate adr_start(adr_t *adr, char *p)
397c478bd9Sstevel@tonic-gate {
407c478bd9Sstevel@tonic-gate 	adr->adr_stream = p;
417c478bd9Sstevel@tonic-gate 	adr->adr_now = p;
427c478bd9Sstevel@tonic-gate }
437c478bd9Sstevel@tonic-gate 
447c478bd9Sstevel@tonic-gate int
457c478bd9Sstevel@tonic-gate adr_count(adr_t *adr)
467c478bd9Sstevel@tonic-gate {
477c478bd9Sstevel@tonic-gate 	return (((intptr_t)adr->adr_now) - ((intptr_t)adr->adr_stream));
487c478bd9Sstevel@tonic-gate }
497c478bd9Sstevel@tonic-gate 
507c478bd9Sstevel@tonic-gate 
517c478bd9Sstevel@tonic-gate /*
527c478bd9Sstevel@tonic-gate  * adr_char - pull out characters
537c478bd9Sstevel@tonic-gate  */
547c478bd9Sstevel@tonic-gate void
557c478bd9Sstevel@tonic-gate adr_char(adr_t *adr, char *cp, int count)
567c478bd9Sstevel@tonic-gate {
577c478bd9Sstevel@tonic-gate 	while (count-- > 0)
587c478bd9Sstevel@tonic-gate 		*adr->adr_now++ = *cp++;
597c478bd9Sstevel@tonic-gate }
607c478bd9Sstevel@tonic-gate 
617c478bd9Sstevel@tonic-gate /*
627c478bd9Sstevel@tonic-gate  * adr_short - pull out shorts
637c478bd9Sstevel@tonic-gate  */
647c478bd9Sstevel@tonic-gate void
657c478bd9Sstevel@tonic-gate adr_short(adr_t *adr, short *sp, int count)
667c478bd9Sstevel@tonic-gate {
677c478bd9Sstevel@tonic-gate 
687c478bd9Sstevel@tonic-gate 	for (; count-- > 0; sp++) {
697c478bd9Sstevel@tonic-gate 		*adr->adr_now++ = (char)((*sp >> 8) & 0x00ff);
707c478bd9Sstevel@tonic-gate 		*adr->adr_now++ = (char)(*sp & 0x00ff);
717c478bd9Sstevel@tonic-gate 	}
727c478bd9Sstevel@tonic-gate }
737c478bd9Sstevel@tonic-gate 
747c478bd9Sstevel@tonic-gate /*
757c478bd9Sstevel@tonic-gate  * adr_int32 - pull out uint32
767c478bd9Sstevel@tonic-gate  */
777c478bd9Sstevel@tonic-gate #pragma weak adr_long = adr_int32
78*61e717d6Sgww void
79*61e717d6Sgww adr_long(adr_t *adr, int32_t *lp, int count);
807c478bd9Sstevel@tonic-gate void
817c478bd9Sstevel@tonic-gate adr_int32(adr_t *adr, int32_t *lp, int count)
827c478bd9Sstevel@tonic-gate {
837c478bd9Sstevel@tonic-gate 	int i;		/* index for counting */
847c478bd9Sstevel@tonic-gate 	uint32_t l;	/* value for shifting */
857c478bd9Sstevel@tonic-gate 
867c478bd9Sstevel@tonic-gate 	for (; count-- > 0; lp++) {
877c478bd9Sstevel@tonic-gate 		for (i = 0, l = *(uint32_t *)lp; i < 4; i++) {
887c478bd9Sstevel@tonic-gate 			*adr->adr_now++ =
897c478bd9Sstevel@tonic-gate 			    (char)((uint32_t)(l & 0xff000000) >> 24);
907c478bd9Sstevel@tonic-gate 			l <<= 8;
917c478bd9Sstevel@tonic-gate 		}
927c478bd9Sstevel@tonic-gate 	}
937c478bd9Sstevel@tonic-gate }
947c478bd9Sstevel@tonic-gate 
957c478bd9Sstevel@tonic-gate /*
96*61e717d6Sgww  * adr_uid
97*61e717d6Sgww  */
98*61e717d6Sgww 
99*61e717d6Sgww void
100*61e717d6Sgww adr_uid(adr_t *adr, uid_t *up, int count)
101*61e717d6Sgww {
102*61e717d6Sgww 	int i;		/* index for counting */
103*61e717d6Sgww 	uid_t l;	/* value for shifting */
104*61e717d6Sgww 
105*61e717d6Sgww 	for (; count-- > 0; up++) {
106*61e717d6Sgww 		for (i = 0, l = *(uint32_t *)up; i < 4; i++) {
107*61e717d6Sgww 			*adr->adr_now++ =
108*61e717d6Sgww 			    (char)((uint32_t)(l & 0xff000000) >> 24);
109*61e717d6Sgww 			l <<= 8;
110*61e717d6Sgww 		}
111*61e717d6Sgww 	}
112*61e717d6Sgww }
113*61e717d6Sgww 
114*61e717d6Sgww /*
1157c478bd9Sstevel@tonic-gate  * adr_int64 - pull out uint64_t
1167c478bd9Sstevel@tonic-gate  */
1177c478bd9Sstevel@tonic-gate void
1187c478bd9Sstevel@tonic-gate adr_int64(adr_t *adr, int64_t *lp, int count)
1197c478bd9Sstevel@tonic-gate {
1207c478bd9Sstevel@tonic-gate 	int i;		/* index for counting */
1217c478bd9Sstevel@tonic-gate 	uint64_t l;	/* value for shifting */
1227c478bd9Sstevel@tonic-gate 
1237c478bd9Sstevel@tonic-gate 	for (; count-- > 0; lp++) {
1247c478bd9Sstevel@tonic-gate 		for (i = 0, l = *(uint64_t *)lp; i < 8; i++) {
1257c478bd9Sstevel@tonic-gate 			*adr->adr_now++ = (char)
1267883e825Spaulson 			    ((uint64_t)(l & 0xff00000000000000ULL) >> 56);
1277c478bd9Sstevel@tonic-gate 			l <<= 8;
1287c478bd9Sstevel@tonic-gate 		}
1297c478bd9Sstevel@tonic-gate 	}
1307c478bd9Sstevel@tonic-gate }
131