rts_opt_data.c revision 11042:2d6e217af1b4 
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 2
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 <netinet/ip_mroute.h>
40#include <inet/optcom.h>
41#include <inet/rts_impl.h>
42
43#include <inet/rts_impl.h>
44/*
45 * Table of all known options handled on a RTS protocol stack.
46 *
47 * Note: This table contains options processed by both RTS and IP levels
48 *       and is the superset of options that can be performed on a RTS over IP
49 *       stack.
50 */
51opdes_t	rts_opt_arr[] = {
52
53{ SO_DEBUG,	SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0, sizeof (int), 0 },
54{ SO_DONTROUTE,	SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0, sizeof (int), 0 },
55{ SO_USELOOPBACK, SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0, sizeof (int),
56	0 },
57{ SO_BROADCAST,	SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0, sizeof (int), 0 },
58{ SO_REUSEADDR,	SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0, sizeof (int), 0 },
59{ SO_TYPE,	SOL_SOCKET, OA_R, OA_R, OP_NP, 0, sizeof (int), 0 },
60{ SO_SNDBUF,	SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0, sizeof (int), 0 },
61{ SO_RCVBUF,	SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0, sizeof (int), 0 },
62{ SO_SNDTIMEO,	SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0,
63	sizeof (struct timeval), 0 },
64{ SO_RCVTIMEO,	SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0,
65	sizeof (struct timeval), 0 },
66{ SO_PROTOTYPE,	SOL_SOCKET, OA_RW, OA_RW, OP_NP, 0, sizeof (int), 0 },
67{ SO_DOMAIN,	SOL_SOCKET, OA_R, OA_R, OP_NP, 0, sizeof (int), 0 },
68{ RT_AWARE,	SOL_ROUTE, OA_RW, OA_RW, OP_NP, 0, sizeof (int), 0 },
69};
70
71/*
72 * Table of all supported levels
73 * Note: Some levels (e.g. XTI_GENERIC) may be valid but may not have
74 * any supported options so we need this info separately.
75 *
76 * This is needed only for topmost tpi providers and is used only by
77 * XTI interfaces.
78 */
79optlevel_t	rts_valid_levels_arr[] = {
80	XTI_GENERIC,
81	SOL_SOCKET,
82	IPPROTO_IP,
83	IPPROTO_IPV6
84};
85
86#define	RTS_VALID_LEVELS_CNT	A_CNT(rts_valid_levels_arr)
87
88#define	RTS_OPT_ARR_CNT		A_CNT(rts_opt_arr)
89
90uint_t rts_max_optsize; /* initialized in _init() */
91
92/*
93 * Intialize option database object for RTS
94 *
95 * This object represents database of options to search passed to
96 * {sock,tpi}optcom_req() interface routine to take care of option
97 * management and associated methods.
98 */
99
100optdb_obj_t rts_opt_obj = {
101	rts_opt_default,	/* RTS default value function pointer */
102	rts_tpi_opt_get,	/* RTS get function pointer */
103	rts_tpi_opt_set,	/* RTS set function pointer */
104	RTS_OPT_ARR_CNT,	/* RTS option database count of entries */
105	rts_opt_arr,		/* RTS option database */
106	RTS_VALID_LEVELS_CNT,	/* RTS valid level count of entries */
107	rts_valid_levels_arr	/* RTS valid level array */
108};
109