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 * 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 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 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 */