usr/src/lib/libfakekernel/common/copy.c

   1 /*
   2  * This file and its contents are supplied under the terms of the
   3  * Common Development and Distribution License ("CDDL"), version 1.0.
   4  * You may only use this file in accordance with the terms of version
   5  * 1.0 of the CDDL.
   6  *
   7  * A full copy of the text of the CDDL should have accompanied this
   8  * source.  A copy of the CDDL is also available via the Internet at
   9  * http://www.illumos.org/license/CDDL.
  10  */
  11
  12 /*
  13  * Copyright 2013 Nexenta Systems, Inc.  All rights reserved.
  14  */
  15
  16
  17 #include <sys/types.h>
  18 #include <sys/time.h>
  19 #include <sys/systm.h>
  20 #include <sys/errno.h>
  21
  22 int
  23 copyinstr(const char *src, char *dst, size_t max_len, size_t *copied)
  24 {
  25         return (copystr(src, dst, max_len, copied));
  26 }
  27
  28 int
  29 copystr(const char *src, char *dst, size_t max_len, size_t *outlen)
  30 {
  31         size_t copied;
  32
  33         if (max_len == 0)
  34                 return (ENAMETOOLONG);
  35
  36         copied = strlcpy(dst, src, max_len) + 1;
  37         if (copied >= max_len)
  38                 return (ENAMETOOLONG);
  39
  40         if (outlen != NULL)
  41                 *outlen = copied;
  42
  43         return (0);
  44 }
  45
  46 void
  47 ovbcopy(const void *src, void *dst, size_t len)
  48 {
  49         (void) memmove(dst, src, len);
  50 }