| 1 | /*- |
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| 2 | * Copyright (c) 2011 Dag-Erling Smørgrav |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * 1. Redistributions of source code must retain the above copyright |
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| 9 | * notice, this list of conditions and the following disclaimer |
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| 10 | * in this position and unchanged. |
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| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * 3. The name of the author may not be used to endorse or promote |
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| 15 | * products derived from this software without specific prior written |
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| 16 | * permission. |
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| 17 | * |
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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| 19 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 21 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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| 22 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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| 23 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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| 24 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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| 25 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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| 26 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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| 27 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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| 28 | * SUCH DAMAGE. |
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| 29 | * |
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| 30 | * $Id$ |
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| 31 | */ |
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| 32 | |
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| 33 | #ifndef OPENPAM_STRLCPY_H_INCLUDED |
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| 34 | #define OPENPAM_STRLCPY_H_INCLUDED |
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| 35 | |
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| 36 | #ifndef HAVE_STRLCPY |
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| 37 | /* like strcpy(3), but always NUL-terminates; returns strlen(src) */ |
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| 38 | static size_t |
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| 39 | strlcpy(char *dst, const char *src, size_t size) |
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| 40 | { |
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| 41 | size_t len; |
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| 42 | |
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| 43 | for (len = 0; *src && size > 1; ++len, --size) |
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| 44 | *dst++ = *src++; |
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| 45 | *dst = '\0'; |
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| 46 | while (*src) |
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| 47 | ++len, ++src; |
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| 48 | return (len); |
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| 49 | } |
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| 50 | #endif |
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| 51 | |
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| 52 | #endif |
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