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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 | /* | |
23 | * Copyright 2008 Sun Microsystems, Inc. All rights reserved. | |
24 | * Use is subject to license terms. | |
25 | */ | |
26 | ||
27 | #include <string.h> | |
28 | #include <sys/types.h> | |
29 | ||
30 | /* | |
31 | * Copies src to the dstsize buffer at dst. The copy will never | |
32 | * overflow the destination buffer and the buffer will always be null | |
33 | * terminated. | |
34 | */ | |
35 | ||
36 | size_t | |
37 | strlcpy(char *dst, const char *src, size_t len) | |
38 | { | |
39 | size_t slen = strlen(src); | |
40 | size_t copied; | |
41 | ||
42 | if (len == 0) | |
43 | return (slen); | |
44 | ||
45 | if (slen >= len) | |
46 | copied = len - 1; | |
47 | else | |
48 | copied = slen; | |
49 | (void) memcpy(dst, src, copied); | |
50 | dst[copied] = '\0'; | |
51 | return (slen); | |
52 | } |