2 * Copyright 1996 Massachusetts Institute of Technology
4 * Permission to use, copy, modify, and distribute this software and
5 * its documentation for any purpose and without fee is hereby
6 * granted, provided that both the above copyright notice and this
7 * permission notice appear in all copies, that both the above
8 * copyright notice and this permission notice appear in all
9 * supporting documentation, and that the name of M.I.T. not be used
10 * in advertising or publicity pertaining to distribution of the
11 * software without specific, written prior permission. M.I.T. makes
12 * no representations about the suitability of this software for any
13 * purpose. It is provided "as is" without express or implied
16 * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
17 * ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
18 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
20 * SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
23 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
26 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * $ANA: ascii2addr.c,v 1.2 1996/06/13 18:46:02 wollman Exp $
30 * $DragonFly: src/lib/libc/net/ascii2addr.c,v 1.2 2005/11/13 03:04:47 swildner Exp $
33 #include <sys/types.h>
34 #include <sys/socket.h>
39 #include <net/if_dl.h>
40 #include <netinet/in.h>
41 #include <arpa/inet.h>
44 ascii2addr(int af
, const char *ascii
, void *result
)
47 char strbuf
[4*sizeof("123")]; /* long enough for V4 only */
53 strncat(strbuf
, ascii
, (sizeof strbuf
)-1);
54 if (inet_aton(strbuf
, ina
))
55 return sizeof(struct in_addr
);
60 link_addr(ascii
, result
);
61 /* oops... no way to detect failure */
62 return sizeof(struct sockaddr_dl
);
65 errno
= EPROTONOSUPPORT
;