/addons/SkipDB/source/skipdb/projects/osx/skipdb/basekit/source/PortableStrlcpy.c
C | 61 lines | 23 code | 5 blank | 33 comment | 13 complexity | 1735404bf2a494d3336cdf3628ad8d4a MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause
- /*
- * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
- * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- #include <sys/types.h>
- #include "PortableStrlcpy.h"
- /*
- * Copy src to string dest of size len. At most len-1 characters
- * will be copied. Always NUL terminates (unless len == 0).
- * Returns strlen(src); if retval >= len, truncation occurred.
- */
- size_t PortableStrlcpy(char* dest, const char* src, size_t len)
- {
- char* d = dest;
- const char* s = src;
- size_t n = len;
- /* 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 dest, add NUL and traverse rest of src */
- if (n == 0)
- {
- if (len != 0)
- *d = '\0'; /* NUL-terminate dest */
- while (*s++);
- }
- return (s - src - 1); /* count doesn't include NUL */
- }