xref: /illumos-gate/usr/src/uts/common/inet/ip/keysock_opt_data.c (revision 08855964b9970604433f7b19dcd71cf5af5e5f14)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #include <sys/types.h>
27 #include <sys/stream.h>
28 #define	_SUN_TPI_VERSION 1
29 #include <sys/tihdr.h>
30 #include <sys/socket.h>
31 #include <sys/xti_xtiopt.h>
32 
33 #include <inet/common.h>
34 #include <netinet/ip6.h>
35 #include <inet/ip.h>
36 
37 #include <netinet/in.h>
38 #include <netinet/tcp.h>
39 #include <inet/optcom.h>
40 #include <inet/keysock.h>
41 
42 /*
43  * Table of all known options handled on a keysock (PF_KEY) protocol stack.
44  *
45  * Note: This table contains options processed by both KEYSOCK and IP levels
46  *       and is the superset of options that can be performed on a KEYSOCK over
47  *	 IP stack.
48  */
49 
50 opdes_t keysock_opt_arr[] = {
51 	{ SO_USELOOPBACK, SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0,
52 	    (t_uscalar_t)sizeof (int), 0 },
53 	{ SO_SNDBUF, SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0,
54 	    (t_uscalar_t)sizeof (int), 0 },
55 	{ SO_RCVBUF, SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0,
56 	    (t_uscalar_t)sizeof (int), 0 },
57 };
58 
59 /*
60  * Table of all supported levels
61  * Note: Some levels (e.g. XTI_GENERIC) may be valid but may not have
62  * any supported options so we need this info separately.
63  *
64  * This is needed only for topmost tpi providers.
65  */
66 optlevel_t	keysock_valid_levels_arr[] = {
67 	SOL_SOCKET
68 };
69 
70 #define	KEYSOCK_VALID_LEVELS_CNT	A_CNT(keysock_valid_levels_arr)
71 
72 #define	KEYSOCK_OPT_ARR_CNT		A_CNT(keysock_opt_arr)
73 
74 uint_t keysock_max_optsize; /* initialized in keysock_ddi_init() */
75 
76 /*
77  * Intialize option database object for KEYSOCK
78  *
79  * This object represents database of options to search passed to
80  * {sock,tpi}optcom_req() interface routine to take care of option
81  * management and associated methods.
82  */
83 
84 optdb_obj_t keysock_opt_obj = {
85 	NULL,			/* KEYSOCK default value function pointer */
86 	keysock_opt_get,	/* KEYSOCK get function pointer */
87 	keysock_opt_set,	/* KEYSOCK set function pointer */
88 	KEYSOCK_OPT_ARR_CNT,	/* KEYSOCK option database count of entries */
89 	keysock_opt_arr,	/* KEYSOCK option database */
90 	KEYSOCK_VALID_LEVELS_CNT, /* KEYSOCK valid level count of entries */
91 	keysock_valid_levels_arr  /* KEYSOCK valid level array */
92 };
93