nnpfs/solaris/nnpfs_common.c

   1 /*
   2  * Copyright (c) 1995, 1996, 1997, 1998 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #include <nnpfs/nnpfs_locl.h>
  35 #include <nnpfs/nnpfs_common.h>
  36
  37 RCSID("$Id$");
  38
  39 #ifdef DEBUG
  40 static u_int nnpfs_allocs;
  41 static u_int nnpfs_frees;
  42 #endif
  43
  44 void *
  45 nnpfs_alloc(u_int size)
  46 {
  47 #ifdef DEBUG
  48   nnpfs_allocs++;
  49 #endif
  50   return (void *) kmem_alloc(size, KM_SLEEP);
  51 }
  52
  53 void
  54 nnpfs_free(void *ptr, u_int size)
  55 {
  56 #ifdef DEBUG
  57   nnpfs_frees++;
  58 #endif
  59   kmem_free(ptr, size);
  60 }
  61
  62 void *
  63 memcpy (void *dst, const void *src, size_t len)
  64 {
  65     bcopy (src, dst, len);
  66     return dst;
  67 }
  68
  69
  70 size_t
  71 strlcpy (char *dst, const char *src, size_t dst_sz)
  72 {
  73     size_t n;
  74     char *p;
  75
  76     for (p = dst, n = 0;
  77          n + 1 < dst_sz && *src != '\0';
  78          ++p, ++src, ++n)
  79         *p = *src;
  80     *p = '\0';
  81     if (*src == '\0')
  82         return n;
  83     else
  84         return n + strlen (src);
  85 }