Absolute File Name: | /home/opencoverage/opencoverage/guest-scripts/openssh/src/openbsd-compat/strlcat.c |
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1 | /* $OpenBSD: strlcat.c,v 1.13 2005/08/08 08:05:37 espie Exp $ */ | - | ||||||||||||
2 | - | |||||||||||||
3 | /* | - | ||||||||||||
4 | * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com> | - | ||||||||||||
5 | * | - | ||||||||||||
6 | * Permission to use, copy, modify, and distribute this software for any | - | ||||||||||||
7 | * purpose with or without fee is hereby granted, provided that the above | - | ||||||||||||
8 | * copyright notice and this permission notice appear in all copies. | - | ||||||||||||
9 | * | - | ||||||||||||
10 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | - | ||||||||||||
11 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | - | ||||||||||||
12 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | - | ||||||||||||
13 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | - | ||||||||||||
14 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | - | ||||||||||||
15 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | - | ||||||||||||
16 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | - | ||||||||||||
17 | */ | - | ||||||||||||
18 | - | |||||||||||||
19 | /* OPENBSD ORIGINAL: lib/libc/string/strlcat.c */ | - | ||||||||||||
20 | - | |||||||||||||
21 | #include "includes.h" | - | ||||||||||||
22 | #ifndef HAVE_STRLCAT | - | ||||||||||||
23 | - | |||||||||||||
24 | #include <sys/types.h> | - | ||||||||||||
25 | #include <string.h> | - | ||||||||||||
26 | - | |||||||||||||
27 | /* | - | ||||||||||||
28 | * Appends src to string dst of size siz (unlike strncat, siz is the | - | ||||||||||||
29 | * full size of dst, not space left). At most siz-1 characters | - | ||||||||||||
30 | * will be copied. Always NUL terminates (unless siz <= strlen(dst)). | - | ||||||||||||
31 | * Returns strlen(src) + MIN(siz, strlen(initial dst)). | - | ||||||||||||
32 | * If retval >= siz, truncation occurred. | - | ||||||||||||
33 | */ | - | ||||||||||||
34 | size_t | - | ||||||||||||
35 | strlcat(char *dst, const char *src, size_t siz) | - | ||||||||||||
36 | { | - | ||||||||||||
37 | char *d = dst; | - | ||||||||||||
38 | const char *s = src; | - | ||||||||||||
39 | size_t n = siz; | - | ||||||||||||
40 | size_t dlen; | - | ||||||||||||
41 | - | |||||||||||||
42 | /* Find the end of dst and adjust bytes left but don't go past end */ | - | ||||||||||||
43 | while (n-- != 0 && *d != '\0')
| 0-18793 | ||||||||||||
44 | d++; executed 18583 times by 5 tests: d++; Executed by:
| 18583 | ||||||||||||
45 | dlen = d - dst; | - | ||||||||||||
46 | n = siz - dlen; | - | ||||||||||||
47 | - | |||||||||||||
48 | if (n == 0)
| 0-210 | ||||||||||||
49 | return(dlen + strlen(s)); never executed: return(dlen + strlen(s)); | 0 | ||||||||||||
50 | while (*s != '\0') {
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51 | if (n != 1) {
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52 | *d++ = *s; | - | ||||||||||||
53 | n--; | - | ||||||||||||
54 | } executed 4742 times by 6 tests: end of block Executed by:
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55 | s++; | - | ||||||||||||
56 | } executed 4746 times by 6 tests: end of block Executed by:
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57 | *d = '\0'; | - | ||||||||||||
58 | - | |||||||||||||
59 | return(dlen + (s - src)); /* count does not include NUL */ executed 210 times by 6 tests: return(dlen + (s - src)); Executed by:
| 210 | ||||||||||||
60 | } | - | ||||||||||||
61 | - | |||||||||||||
62 | #endif /* !HAVE_STRLCAT */ | - | ||||||||||||
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