xref: /illumos-gate/usr/src/common/smbsrv/smb_inet.c (revision 7f667e74)
1*7f667e74Sjose borrego /*
2*7f667e74Sjose borrego  * CDDL HEADER START
3*7f667e74Sjose borrego  *
4*7f667e74Sjose borrego  * The contents of this file are subject to the terms of the
5*7f667e74Sjose borrego  * Common Development and Distribution License (the "License").
6*7f667e74Sjose borrego  * You may not use this file except in compliance with the License.
7*7f667e74Sjose borrego  *
8*7f667e74Sjose borrego  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*7f667e74Sjose borrego  * or http://www.opensolaris.org/os/licensing.
10*7f667e74Sjose borrego  * See the License for the specific language governing permissions
11*7f667e74Sjose borrego  * and limitations under the License.
12*7f667e74Sjose borrego  *
13*7f667e74Sjose borrego  * When distributing Covered Code, include this CDDL HEADER in each
14*7f667e74Sjose borrego  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*7f667e74Sjose borrego  * If applicable, add the following below this CDDL HEADER, with the
16*7f667e74Sjose borrego  * fields enclosed by brackets "[]" replaced with your own identifying
17*7f667e74Sjose borrego  * information: Portions Copyright [yyyy] [name of copyright owner]
18*7f667e74Sjose borrego  *
19*7f667e74Sjose borrego  * CDDL HEADER END
20*7f667e74Sjose borrego  */
21*7f667e74Sjose borrego /*
22*7f667e74Sjose borrego  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23*7f667e74Sjose borrego  * Use is subject to license terms.
24*7f667e74Sjose borrego  */
25*7f667e74Sjose borrego 
26*7f667e74Sjose borrego /*
27*7f667e74Sjose borrego  * This file was originally generated using rpcgen.
28*7f667e74Sjose borrego  */
29*7f667e74Sjose borrego 
30*7f667e74Sjose borrego #ifndef _KERNEL
31*7f667e74Sjose borrego #include <string.h>
32*7f667e74Sjose borrego #include <stdlib.h>
33*7f667e74Sjose borrego #include <arpa/inet.h>
34*7f667e74Sjose borrego #endif /* !_KERNEL */
35*7f667e74Sjose borrego #include <sys/types.h>
36*7f667e74Sjose borrego #include <sys/socket.h>
37*7f667e74Sjose borrego #include <netinet/in.h>
38*7f667e74Sjose borrego #include <inet/tcp.h>
39*7f667e74Sjose borrego #include <smbsrv/smb_inet.h>
40*7f667e74Sjose borrego 
41*7f667e74Sjose borrego const struct in6_addr ipv6addr_any = IN6ADDR_ANY_INIT;
42*7f667e74Sjose borrego 
43*7f667e74Sjose borrego boolean_t
44*7f667e74Sjose borrego smb_inet_equal(smb_inaddr_t *ip1, smb_inaddr_t *ip2, uint32_t v4mask)
45*7f667e74Sjose borrego {
46*7f667e74Sjose borrego 	if ((ip1->a_family == AF_INET) &&
47*7f667e74Sjose borrego 	    (ip2->a_family == AF_INET) &&
48*7f667e74Sjose borrego 	    ((ip1->a_ipv4 & v4mask) == (ip2->a_ipv4 & v4mask)))
49*7f667e74Sjose borrego 		return (B_TRUE);
50*7f667e74Sjose borrego 
51*7f667e74Sjose borrego 	if ((ip1->a_family == AF_INET6) &&
52*7f667e74Sjose borrego 	    (ip2->a_family == AF_INET6) &&
53*7f667e74Sjose borrego 	    (!memcmp(&ip1->a_ipv6, &ip2->a_ipv6, IPV6_ADDR_LEN)))
54*7f667e74Sjose borrego 		return (B_TRUE);
55*7f667e74Sjose borrego 	else
56*7f667e74Sjose borrego 		return (B_FALSE);
57*7f667e74Sjose borrego }
58*7f667e74Sjose borrego 
59*7f667e74Sjose borrego boolean_t
60*7f667e74Sjose borrego smb_inet_iszero(smb_inaddr_t *ipaddr)
61*7f667e74Sjose borrego {
62*7f667e74Sjose borrego 	const void *ipsz = (const void *)&ipv6addr_any;
63*7f667e74Sjose borrego 
64*7f667e74Sjose borrego 	if ((ipaddr->a_family == AF_INET) &&
65*7f667e74Sjose borrego 	    (ipaddr->a_ipv4 == 0))
66*7f667e74Sjose borrego 		return (B_TRUE);
67*7f667e74Sjose borrego 
68*7f667e74Sjose borrego 	if ((ipaddr->a_family == AF_INET6) &&
69*7f667e74Sjose borrego 	    !memcmp(&ipaddr->a_ipv6, ipsz, IPV6_ADDR_LEN))
70*7f667e74Sjose borrego 		return (B_TRUE);
71*7f667e74Sjose borrego 	else
72*7f667e74Sjose borrego 		return (B_FALSE);
73*7f667e74Sjose borrego }
74*7f667e74Sjose borrego 
75*7f667e74Sjose borrego const char *
76*7f667e74Sjose borrego smb_inet_ntop(smb_inaddr_t *addr, char *buf, int size)
77*7f667e74Sjose borrego {
78*7f667e74Sjose borrego 	return ((char *)inet_ntop(addr->a_family, (char *)addr, buf, size));
79*7f667e74Sjose borrego }
80