inet/ip/spdsock_opt_data.c

	spdsock_opt_data.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright (c) 2001 by Sun Microsystems, Inc.
 * All rights reserved.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

#include <sys/types.h>
#include <sys/stream.h>
#define _SUN_TPI_VERSION 1
#include <sys/tihdr.h>
#include <sys/socket.h>
#include <sys/xti_xtiopt.h>

#include <inet/common.h>
#include <netinet/ip6.h>
#include <inet/ip.h>

#include <netinet/in.h>
#include <netinet/tcp.h>
#include <inet/optcom.h>
#include <inet/ipsec_impl.h>
#include <inet/spdsock.h>

/*
 * Table of all known options handled on a spdsock (PF_KEY) protocol stack.
 *
 * Note: This table contains options processed by both SPDSOCK and IP levels
 *       and is the superset of options that can be performed on a SPDSOCK over
 *   IP stack.
 */

opdes_t spdsock_opt_arr[] = {
    { SO_SNDBUF, SOL_SOCKET, OA_RW, OA_RW, OP_PASSNEXT,
        (t_uscalar_t)sizeof (int), 0 },
    { SO_RCVBUF, SOL_SOCKET, OA_RW, OA_RW, OP_PASSNEXT,
        (t_uscalar_t)sizeof (int), 0 },
};

/*
 * Table of all supported levels
 * Note: Some levels (e.g. XTI_GENERIC) may be valid but may not have
 * any supported options so we need this info separately.
 *
 * This is needed only for topmost tpi providers.
 */
optlevel_t  spdsock_valid_levels_arr[] = {
    SOL_SOCKET
};

#define SPDSOCK_VALID_LEVELS_CNT    A_CNT(spdsock_valid_levels_arr)

#define SPDSOCK_OPT_ARR_CNT     A_CNT(spdsock_opt_arr)

uint_t spdsock_max_optsize; /* initialized in spdsock_ddi_init() */

/*
 * Intialize option database object for SPDSOCK
 *
 * This object represents database of options to search passed to
 * {sock,tpi}optcom_req() interface routine to take care of option
 * management and associated methods.
 */

optdb_obj_t spdsock_opt_obj = {
    NULL,           /* SPDSOCK default value function pointer */
    spdsock_opt_get,    /* SPDSOCK get function pointer */
    spdsock_opt_set,    /* SPDSOCK set function pointer */
    B_TRUE,         /* SPDSOCK is tpi provider */
    SPDSOCK_OPT_ARR_CNT,    /* SPDSOCK option database count of entries */
    spdsock_opt_arr,    /* SPDSOCK option database */
    SPDSOCK_VALID_LEVELS_CNT, /* SPDSOCK valid level count of entries */
    spdsock_valid_levels_arr  /* SPDSOCK valid level array */
};