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 */
51 opdes_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 */
79 optlevel_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
90 uint_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
100 optdb_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 };