ignore doxyout
[heimdal.git] / lib / roken / inet_pton.c
blob3db1f49f226e2a278de9fef869307b82b3d2fd96
1 /*
2 * Copyright (c) 1999 - 2000 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
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.
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.
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.
34 #include <config.h>
36 #include "roken.h"
38 #ifdef HAVE_WINSOCK
40 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
41 inet_pton(int af, const char *src, void *dst)
43 switch (af) {
44 case AF_INET:
46 struct sockaddr_in si4;
47 INT r;
48 INT s = sizeof(si4);
50 si4.sin_family = AF_INET;
51 r = WSAStringToAddress(src, AF_INET, NULL, (LPSOCKADDR) &si4, &s);
53 if (r == 0) {
54 memcpy(dst, &si4.sin_addr, sizeof(si4.sin_addr));
55 return 1;
58 break;
60 case AF_INET6:
62 struct sockaddr_in6 si6;
63 INT r;
64 INT s = sizeof(si6);
66 si6.sin6_family = AF_INET6;
67 r = WSAStringToAddress(src, AF_INET6, NULL, (LPSOCKADDR) &si6, &s);
69 if (r == 0) {
70 memcpy(dst, &si6.sin6_addr, sizeof(si6.sin6_addr));
71 return 1;
74 break;
76 default:
77 _set_errno( EAFNOSUPPORT );
78 return -1;
81 /* the call failed */
83 int le = WSAGetLastError();
85 if (le == WSAEINVAL)
86 return 0;
88 _set_errno(le);
89 return -1;
93 #else /* !HAVE_WINSOCK */
95 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
96 inet_pton(int af, const char *src, void *dst)
98 if (af != AF_INET) {
99 errno = EAFNOSUPPORT;
100 return -1;
102 return inet_aton (src, dst);
105 #endif