1*05b00f60SXin Li /*
2*05b00f60SXin Li * Copyright (c) 1988, 1993
3*05b00f60SXin Li * The Regents of the University of California. All rights reserved.
4*05b00f60SXin Li *
5*05b00f60SXin Li * Redistribution and use in source and binary forms, with or without
6*05b00f60SXin Li * modification, are permitted provided that the following conditions
7*05b00f60SXin Li * are met:
8*05b00f60SXin Li * 1. Redistributions of source code must retain the above copyright
9*05b00f60SXin Li * notice, this list of conditions and the following disclaimer.
10*05b00f60SXin Li * 2. Redistributions in binary form must reproduce the above copyright
11*05b00f60SXin Li * notice, this list of conditions and the following disclaimer in the
12*05b00f60SXin Li * documentation and/or other materials provided with the distribution.
13*05b00f60SXin Li * 3. All advertising materials mentioning features or use of this software
14*05b00f60SXin Li * must display the following acknowledgement:
15*05b00f60SXin Li * This product includes software developed by the University of
16*05b00f60SXin Li * California, Berkeley and its contributors.
17*05b00f60SXin Li * 4. Neither the name of the University nor the names of its contributors
18*05b00f60SXin Li * may be used to endorse or promote products derived from this software
19*05b00f60SXin Li * without specific prior written permission.
20*05b00f60SXin Li *
21*05b00f60SXin Li * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22*05b00f60SXin Li * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23*05b00f60SXin Li * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24*05b00f60SXin Li * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25*05b00f60SXin Li * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26*05b00f60SXin Li * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27*05b00f60SXin Li * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28*05b00f60SXin Li * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29*05b00f60SXin Li * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30*05b00f60SXin Li * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31*05b00f60SXin Li * SUCH DAMAGE.
32*05b00f60SXin Li */
33*05b00f60SXin Li
34*05b00f60SXin Li #include <stddef.h>
35*05b00f60SXin Li #include <stdlib.h>
36*05b00f60SXin Li #include <string.h>
37*05b00f60SXin Li
38*05b00f60SXin Li #include "netdissect.h"
39*05b00f60SXin Li
40*05b00f60SXin Li char *
strdup(str)41*05b00f60SXin Li strdup(str)
42*05b00f60SXin Li const char *str;
43*05b00f60SXin Li {
44*05b00f60SXin Li size_t len;
45*05b00f60SXin Li char *copy;
46*05b00f60SXin Li
47*05b00f60SXin Li len = strlen(str) + 1;
48*05b00f60SXin Li if ((copy = malloc(len)) == NULL)
49*05b00f60SXin Li return (NULL);
50*05b00f60SXin Li memcpy(copy, str, len);
51*05b00f60SXin Li return (copy);
52*05b00f60SXin Li }
53