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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 /*
     22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
     23  * Use is subject to license terms.
     24  */
     25 
     26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     27 
     28 /*
     29  * Adr memory based translations
     30  */
     31 
     32 #include <stdio.h>
     33 #include <sys/types.h>
     34 #include <bsm/audit.h>
     35 #include <bsm/audit_record.h>
     36 
     37 void
     38 adrm_start(adr_t *adr, char *p)
     39 {
     40 	adr->adr_stream = p;
     41 	adr->adr_now = p;
     42 }
     43 
     44 /*
     45  * adrm_char - pull out characters
     46  */
     47 void
     48 adrm_char(adr_t *adr, char *cp, int count)
     49 {
     50 	while (count-- > 0)
     51 		*cp++ = *adr->adr_now++;
     52 }
     53 
     54 /*
     55  * adrm_short - pull out shorts
     56  */
     57 void
     58 adrm_short(adr_t *adr, short *sp, int count)
     59 {
     60 	while (count-- > 0) {
     61 		*sp = *adr->adr_now++ << 8;
     62 		*sp++ += ((short)*adr->adr_now++) & 0x00ff;
     63 	}
     64 }
     65 
     66 /*
     67  * adrm_int32 - pull out int
     68  */
     69 void adrm_int(adr_t *adr, int32_t *lp, int count);
     70 void adrm_long(adr_t *adr, int32_t *lp, int count);
     71 #pragma weak adrm_int = adrm_int32
     72 #pragma weak adrm_long = adrm_int32
     73 
     74 void
     75 adrm_int32(adr_t *adr, int32_t *lp, int count)
     76 {
     77 	int i;
     78 
     79 	for (; count-- > 0; lp++) {
     80 		*lp = 0;
     81 		for (i = 0; i < 4; i++) {
     82 			*lp <<= 8;
     83 			*lp += ((int32_t)*adr->adr_now++) & 0x000000ff;
     84 		}
     85 	}
     86 }
     87 
     88 void
     89 adrm_uid(adr_t *adr, uid_t *up, int count)
     90 {
     91 	int i;
     92 
     93 	for (; count-- > 0; up++) {
     94 		*up = 0;
     95 		for (i = 0; i < 4; i++) {
     96 			*up <<= 8;
     97 			*up += ((uid_t)*adr->adr_now++) & 0x000000ff;
     98 		}
     99 	}
    100 }
    101 
    102 void
    103 adrm_int64(adr_t *adr, int64_t *lp, int count)
    104 {
    105 	int i;
    106 
    107 	for (; count-- > 0; lp++) {
    108 		*lp = 0;
    109 		for (i = 0; i < 8; i++) {
    110 			*lp <<= 8;
    111 			*lp += ((int64_t)*adr->adr_now++) & 0x00000000000000ff;
    112 		}
    113 	}
    114 }
    115 
    116 void adrm_u_int(adr_t *adr, uint32_t *cp, int count);
    117 void adrm_u_long(adr_t *adr, uint32_t *cp, int count);
    118 #pragma weak adrm_u_int = adrm_u_int32
    119 #pragma weak adrm_u_long = adrm_u_int32
    120 
    121 void
    122 adrm_u_int32(adr_t *adr, uint32_t *cp, int count)
    123 {
    124 	adrm_int32(adr, (int32_t *)cp, count);
    125 }
    126 
    127 void
    128 adrm_u_char(adr_t *adr, uchar_t *cp, int count)
    129 {
    130 	adrm_char(adr, (char *)cp, count);
    131 }
    132 
    133 void
    134 adrm_u_int64(adr_t *adr, uint64_t *lp, int count)
    135 {
    136 	adrm_int64(adr, (int64_t *)lp, count);
    137 }
    138 
    139 void
    140 adrm_u_short(adr_t *adr, ushort_t *sp, int count)
    141 {
    142 	adrm_short(adr, (short *)sp, count);
    143 }
    144 
    145 /*
    146  * adrm_putint32 - pack in int32
    147  */
    148 #pragma weak adrm_putint = adrm_putint32
    149 #pragma weak adrm_putlong = adrm_putint32
    150 void
    151 adrm_putint32(adr_t *adr, int32_t *lp, int count)
    152 {
    153 	int i;		/* index for counting */
    154 	int32_t l;	/* value for shifting */
    155 
    156 	for (; count-- > 0; lp++) {
    157 		for (i = 0, l = *lp; i < 4; i++) {
    158 			*adr->adr_now++ = (char)((l & (int32_t)0xff000000) >>
    159 			    (int)24);
    160 			l <<= (int)8;
    161 		}
    162 	}
    163 }
    164