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Added OpenBSD strlcpy and strlcat source files.
Add svn:ignore property. git-svn-id: svn+ssh://svn.nta-monitor.com/trunk/opensource/arp-scan@10529 062a1500-4a13-0410-a63b-ee65f32af78f
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/* from http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/string/ */ | ||
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/* | ||
* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com> | ||
* | ||
* Permission to use, copy, modify, and distribute this software for any | ||
* purpose with or without fee is hereby granted, provided that the above | ||
* copyright notice and this permission notice appear in all copies. | ||
* | ||
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | ||
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | ||
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | ||
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | ||
*/ | ||
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#include <sys/types.h> | ||
#include <string.h> | ||
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/* | ||
* Appends src to string dst of size siz (unlike strncat, siz is the | ||
* full size of dst, not space left). At most siz-1 characters | ||
* will be copied. Always NUL terminates (unless siz <= strlen(dst)). | ||
* Returns strlen(src) + MIN(siz, strlen(initial dst)). | ||
* If retval >= siz, truncation occurred. | ||
*/ | ||
size_t | ||
strlcat(char *dst, const char *src, size_t siz) | ||
{ | ||
char *d = dst; | ||
const char *s = src; | ||
size_t n = siz; | ||
size_t dlen; | ||
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/* Find the end of dst and adjust bytes left but don't go past end */ | ||
while (n-- != 0 && *d != '\0') | ||
d++; | ||
dlen = d - dst; | ||
n = siz - dlen; | ||
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if (n == 0) | ||
return(dlen + strlen(s)); | ||
while (*s != '\0') { | ||
if (n != 1) { | ||
*d++ = *s; | ||
n--; | ||
} | ||
s++; | ||
} | ||
*d = '\0'; | ||
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return(dlen + (s - src)); /* count does not include NUL */ | ||
} |
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/* from http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/string/ */ | ||
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/* | ||
* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com> | ||
* | ||
* Permission to use, copy, modify, and distribute this software for any | ||
* purpose with or without fee is hereby granted, provided that the above | ||
* copyright notice and this permission notice appear in all copies. | ||
* | ||
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | ||
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | ||
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | ||
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | ||
*/ | ||
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#include <sys/types.h> | ||
#include <string.h> | ||
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/* | ||
* Copy src to string dst of size siz. At most siz-1 characters | ||
* will be copied. Always NUL terminates (unless siz == 0). | ||
* Returns strlen(src); if retval >= siz, truncation occurred. | ||
*/ | ||
size_t | ||
strlcpy(char *dst, const char *src, size_t siz) | ||
{ | ||
char *d = dst; | ||
const char *s = src; | ||
size_t n = siz; | ||
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/* Copy as many bytes as will fit */ | ||
if (n != 0) { | ||
while (--n != 0) { | ||
if ((*d++ = *s++) == '\0') | ||
break; | ||
} | ||
} | ||
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/* Not enough room in dst, add NUL and traverse rest of src */ | ||
if (n == 0) { | ||
if (siz != 0) | ||
*d = '\0'; /* NUL-terminate dst */ | ||
while (*s++) | ||
; | ||
} | ||
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return(s - src - 1); /* count does not include NUL */ | ||
} |