diff options
author | Othmar Gsenger <otti@anytun.org> | 2007-07-30 19:37:53 +0000 |
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committer | Othmar Gsenger <otti@anytun.org> | 2007-07-30 19:37:53 +0000 |
commit | 6585e5ad764ee2414d9b01f30784b6549bc8f58e (patch) | |
tree | 4ea258d5327838363dc3ac66d09ecc94686f3e26 /keyexchange/isakmpd-20041012/sysdep/common/libsysdep/strlcpy.c | |
parent | ripe requests, final (diff) |
added keyexchange
Diffstat (limited to 'keyexchange/isakmpd-20041012/sysdep/common/libsysdep/strlcpy.c')
-rw-r--r-- | keyexchange/isakmpd-20041012/sysdep/common/libsysdep/strlcpy.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/keyexchange/isakmpd-20041012/sysdep/common/libsysdep/strlcpy.c b/keyexchange/isakmpd-20041012/sysdep/common/libsysdep/strlcpy.c new file mode 100644 index 0000000..ef7db13 --- /dev/null +++ b/keyexchange/isakmpd-20041012/sysdep/common/libsysdep/strlcpy.c @@ -0,0 +1,58 @@ +/* $OpenBSD: strlcpy.c,v 1.3 2003/06/17 21:56:24 millert Exp $ */ + +/* + * 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char *rcsid = "$OpenBSD: strlcpy.c,v 1.3 2003/06/17 21:56:24 millert Exp $"; +#endif /* LIBC_SCCS and not lint */ + +#include <sys/types.h> +#include <string.h> + +/* + * 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(dst, src, siz) + char *dst; + const char *src; + size_t siz; +{ + register char *d = dst; + register const char *s = src; + register size_t n = siz; + + /* Copy as many bytes as will fit */ + if (n != 0 && --n != 0) { + do { + if ((*d++ = *s++) == 0) + break; + } while (--n != 0); + } + + /* 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++) + ; + } + + return(s - src - 1); /* count does not include NUL */ +} |