/*
   Copy from samba lib/replace.c

   Unix SMB/CIFS implementation.
   replacement routines for broken systems
   Copyright (C) Andrew Tridgell 1992-1998

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

   strlcpy strlcat functions.
*/

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <string.h>

#include <atalk/util.h>

#ifndef HAVE_STRLCPY
/* like strncpy but does not 0 fill the buffer and always null
   terminates. bufsize is the size of the destination buffer */
 size_t strlcpy(char *d, const char *s, size_t bufsize)
{
        size_t len = strlen(s);
        size_t ret = len;

        if (bufsize <= 0)
        	return 0;

        if (len >= bufsize)
        	len = bufsize-1;

        memcpy(d, s, len);
        d[len] = 0;
        return ret;
}
#endif

#ifndef HAVE_STRLCAT
/* like strncat but does not 0 fill the buffer and always null
   terminates. bufsize is the length of the buffer, which should
   be one more than the maximum resulting string length */
 size_t strlcat(char *d, const char *s, size_t bufsize)
{
        size_t len1 = strlen(d);
        size_t len2 = strlen(s);
        size_t ret = len1 + len2;

	if (len1 >= bufsize) {
		return 0;
	}
        if (len1+len2 >= bufsize) {
                len2 = bufsize - (len1+1);
        }
        if (len2 > 0) {
                memcpy(d+len1, s, len2);
                d[len1+len2] = 0;
        }
        return ret;
}
#endif
