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 2008 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 *
25 * Portions Copyright 2008 Denis Cheng
26 */
27
28 #include <limits.h>
29 #include <string.h>
30 #include <stdlib.h>
31 #include <stdarg.h>
32 #include <stdio.h>
33 #include <errno.h>
34 #ifdef HAVE_STDINT_H
35 #include <stdint.h>
36 #endif
37
38 #include "filebench.h"
39 #include "utils.h"
40 #include "parsertypes.h"
41
42 /*
43 * For now, just three routines: one to allocate a string in shared
44 * memory, one to emulate a strlcpy() function and one to emulate a
45 * strlcat() function, both the second and third only used in non
46 * Solaris environments,
47 *
48 */
49
50
51 /*
52 * Allocates space for a new string of the same length as
53 * the supplied string "str". Copies the old string into
54 * the new string and returns a pointer to the new string.
55 * Returns NULL if memory allocation for the new string fails.
56 */
57 char *
fb_stralloc(char * str)58 fb_stralloc(char *str)
59 {
60 char *newstr;
61
62 if ((newstr = malloc(strlen(str) + 1)) == NULL)
63 return (NULL);
64 (void) strcpy(newstr, str);
65 return (newstr);
66 }
67
68 #ifndef sun
69
70 /*
71 * Implements the strlcpy function when compilied for non Solaris
72 * operating systems. On solaris the strlcpy() function is used
73 * directly.
74 */
75 size_t
fb_strlcpy(char * dst,const char * src,size_t dstsize)76 fb_strlcpy(char *dst, const char *src, size_t dstsize)
77 {
78 uint_t i;
79
80 for (i = 0; i < (dstsize - 1); i++) {
81
82 /* quit if at end of source string */
83 if (src[i] == '\0')
84 break;
85
86 dst[i] = src[i];
87 }
88
89 /* set end of dst string to \0 */
90 dst[i] = '\0';
91 i++;
92
93 return (i);
94 }
95
96 /*
97 * Implements the strlcat function when compilied for non Solaris
98 * operating systems. On solaris the strlcat() function is used
99 * directly.
100 */
101 size_t
fb_strlcat(char * dst,const char * src,size_t dstsize)102 fb_strlcat(char *dst, const char *src, size_t dstsize)
103 {
104 uint_t i, j;
105
106 /* find the end of the current destination string */
107 for (i = 0; i < (dstsize - 1); i++) {
108 if (dst[i] == '\0')
109 break;
110 }
111
112 /* append the source string to the destination string */
113 for (j = 0; i < (dstsize - 1); i++) {
114 if (src[j] == '\0')
115 break;
116
117 dst[i] = src[j];
118 j++;
119 }
120
121 /* set end of dst string to \0 */
122 dst[i] = '\0';
123 i++;
124
125 return (i);
126 }
127
128 #endif /* !sun */
129