1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate
23*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
24*0Sstevel@tonic-gate
25*0Sstevel@tonic-gate /*
26*0Sstevel@tonic-gate * Copyright (c) 1994, 2000 by Sun Microsystems, Inc.
27*0Sstevel@tonic-gate * All rights reserved.
28*0Sstevel@tonic-gate */
29*0Sstevel@tonic-gate
30*0Sstevel@tonic-gate #include "med_local.h"
31*0Sstevel@tonic-gate
32*0Sstevel@tonic-gate /*
33*0Sstevel@tonic-gate * free
34*0Sstevel@tonic-gate */
35*0Sstevel@tonic-gate void
Free(void * p)36*0Sstevel@tonic-gate Free(
37*0Sstevel@tonic-gate void *p
38*0Sstevel@tonic-gate )
39*0Sstevel@tonic-gate {
40*0Sstevel@tonic-gate free(p);
41*0Sstevel@tonic-gate }
42*0Sstevel@tonic-gate
43*0Sstevel@tonic-gate /*
44*0Sstevel@tonic-gate * malloc
45*0Sstevel@tonic-gate */
46*0Sstevel@tonic-gate void *
Malloc(size_t s)47*0Sstevel@tonic-gate Malloc(
48*0Sstevel@tonic-gate size_t s
49*0Sstevel@tonic-gate )
50*0Sstevel@tonic-gate {
51*0Sstevel@tonic-gate void *mem;
52*0Sstevel@tonic-gate
53*0Sstevel@tonic-gate if ((mem = malloc(s)) == NULL) {
54*0Sstevel@tonic-gate med_perror("");
55*0Sstevel@tonic-gate med_exit(1);
56*0Sstevel@tonic-gate }
57*0Sstevel@tonic-gate return (mem);
58*0Sstevel@tonic-gate }
59*0Sstevel@tonic-gate
60*0Sstevel@tonic-gate /*
61*0Sstevel@tonic-gate * zalloc
62*0Sstevel@tonic-gate */
63*0Sstevel@tonic-gate void *
Zalloc(size_t s)64*0Sstevel@tonic-gate Zalloc(
65*0Sstevel@tonic-gate size_t s
66*0Sstevel@tonic-gate )
67*0Sstevel@tonic-gate {
68*0Sstevel@tonic-gate return (memset(Malloc(s), 0, s));
69*0Sstevel@tonic-gate }
70*0Sstevel@tonic-gate
71*0Sstevel@tonic-gate /*
72*0Sstevel@tonic-gate * realloc
73*0Sstevel@tonic-gate */
74*0Sstevel@tonic-gate void *
Realloc(void * p,size_t s)75*0Sstevel@tonic-gate Realloc(
76*0Sstevel@tonic-gate void *p,
77*0Sstevel@tonic-gate size_t s
78*0Sstevel@tonic-gate )
79*0Sstevel@tonic-gate {
80*0Sstevel@tonic-gate if ((p = realloc(p, s)) == NULL) {
81*0Sstevel@tonic-gate med_perror("");
82*0Sstevel@tonic-gate med_exit(1);
83*0Sstevel@tonic-gate }
84*0Sstevel@tonic-gate return (p);
85*0Sstevel@tonic-gate }
86*0Sstevel@tonic-gate
87*0Sstevel@tonic-gate /*
88*0Sstevel@tonic-gate * calloc
89*0Sstevel@tonic-gate */
90*0Sstevel@tonic-gate void *
Calloc(size_t n,size_t s)91*0Sstevel@tonic-gate Calloc(
92*0Sstevel@tonic-gate size_t n,
93*0Sstevel@tonic-gate size_t s
94*0Sstevel@tonic-gate )
95*0Sstevel@tonic-gate {
96*0Sstevel@tonic-gate unsigned long total;
97*0Sstevel@tonic-gate
98*0Sstevel@tonic-gate if (n == 0 || s == 0) {
99*0Sstevel@tonic-gate total = 0;
100*0Sstevel@tonic-gate } else {
101*0Sstevel@tonic-gate total = (unsigned long)n * s;
102*0Sstevel@tonic-gate /* check for overflow */
103*0Sstevel@tonic-gate if (total / n != s)
104*0Sstevel@tonic-gate return (NULL);
105*0Sstevel@tonic-gate }
106*0Sstevel@tonic-gate return (Zalloc(total));
107*0Sstevel@tonic-gate }
108*0Sstevel@tonic-gate
109*0Sstevel@tonic-gate /*
110*0Sstevel@tonic-gate * strdup
111*0Sstevel@tonic-gate */
112*0Sstevel@tonic-gate char *
Strdup(char * p)113*0Sstevel@tonic-gate Strdup(
114*0Sstevel@tonic-gate char *p
115*0Sstevel@tonic-gate )
116*0Sstevel@tonic-gate {
117*0Sstevel@tonic-gate if ((p = strdup(p)) == NULL) {
118*0Sstevel@tonic-gate med_perror("");
119*0Sstevel@tonic-gate med_exit(1);
120*0Sstevel@tonic-gate }
121*0Sstevel@tonic-gate return (p);
122*0Sstevel@tonic-gate }
123