rawip_impl.h revision fc80c0dfb0c877aee828d778ea32b77fcf7b1ef4
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (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 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1990 Mentat Inc. */
#ifndef _RAWIP_IMPL_H
#define _RAWIP_IMPL_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#ifdef _KERNEL
#include <sys/types.h>
#include <sys/netstack.h>
#include <netinet/in.h>
#include <netinet/icmp6.h>
#include <netinet/ip6.h>
#include <inet/common.h>
#include <inet/ip.h>
/* Named Dispatch Parameter Management Structure */
typedef struct icmpparam_s {
uint_t icmp_param_min;
uint_t icmp_param_max;
uint_t icmp_param_value;
char *icmp_param_name;
} icmpparam_t;
/*
* ICMP stack instances
*/
struct icmp_stack {
netstack_t *is_netstack; /* Common netstack */
void *is_head; /* Head for list of open icmps */
IDP is_nd; /* Points to table of ICMP ND variables. */
icmpparam_t *is_param_arr; /* ndd variable table */
kstat_t *is_ksp; /* kstats */
mib2_rawip_t is_rawip_mib; /* SNMP fixed size info */
};
typedef struct icmp_stack icmp_stack_t;
/* Internal icmp control structure, one per open stream */
typedef struct icmp_s {
krwlock_t icmp_rwlock; /* Protects most of icmp_t */
t_scalar_t icmp_pending_op; /* The current TPI operation */
/*
* Following fields up to icmp_ipversion protected by conn_lock.
*/
uint_t icmp_state; /* TPI state */
in6_addr_t icmp_v6src; /* Source address of this stream */
in6_addr_t icmp_bound_v6src; /* Explicitely bound to address */
in6_addr_t icmp_v6dst; /* Connected destination */
/*
* IP format that packets transmitted from this struct should use.
* Value can be IP4_VERSION or IPV6_VERSION.
*/
uchar_t icmp_ipversion;
/* Written to only once at the time of opening the endpoint */
sa_family_t icmp_family; /* Family from socket() call */
/* Following protected by icmp_rwlock */
uint32_t icmp_flowinfo; /* Connected flow id and tclass */
uint32_t icmp_max_hdr_len; /* For write offset in stream head */
uint_t icmp_proto;
uint_t icmp_ip_snd_options_len; /* Len of IPv4 options */
uint8_t *icmp_ip_snd_options; /* Ptr to IPv4 options */
uint8_t icmp_multicast_ttl; /* IP*_MULTICAST_TTL/HOPS */
ipaddr_t icmp_multicast_if_addr; /* IP_MULTICAST_IF option */
uint_t icmp_multicast_if_index; /* IPV6_MULTICAST_IF option */
int icmp_xmit_if; /* IP_XMIT_IF option */
int icmp_bound_if; /* IP*_BOUND_IF option */
/* Written to only once at the time of opening the endpoint */
conn_t *icmp_connp;
/* Following protected by icmp_rwlock */
uint_t
icmp_debug : 1, /* SO_DEBUG "socket" option. */
icmp_dontroute : 1, /* SO_DONTROUTE "socket" option. */
icmp_broadcast : 1, /* SO_BROADCAST "socket" option. */
icmp_reuseaddr : 1, /* SO_REUSEADDR "socket" option. */
icmp_useloopback : 1, /* SO_USELOOPBACK "socket" option. */
icmp_hdrincl : 1, /* IP_HDRINCL option + RAW and IGMP */
icmp_dgram_errind : 1, /* SO_DGRAM_ERRIND option */
icmp_unspec_source : 1, /* IP*_UNSPEC_SRC option */
icmp_raw_checksum : 1, /* raw checksum per IPV6_CHECKSUM */
icmp_no_tp_cksum : 1, /* icmp_proto is UDP or TCP */
icmp_ip_recvpktinfo : 1, /* IPV[4,6]_RECVPKTINFO option */
icmp_ipv6_recvhoplimit : 1, /* IPV6_RECVHOPLIMIT option */
icmp_ipv6_recvhopopts : 1, /* IPV6_RECVHOPOPTS option */
icmp_ipv6_recvdstopts : 1, /* IPV6_RECVDSTOPTS option */
icmp_ipv6_recvrthdr : 1, /* IPV6_RECVRTHDR option */
icmp_ipv6_recvpathmtu : 1, /* IPV6_RECVPATHMTU option */
icmp_recvif:1, /* IP_RECVIF for raw sockets option */
icmp_ipv6_recvtclass : 1, /* IPV6_RECVTCLASS option */
icmp_ipv6_recvrtdstopts : 1, /* Obsolete IPV6_RECVRTHDRDSTOPTS */
icmp_old_ipv6_recvdstopts : 1, /* Old ver of IPV6_RECVDSTOPTS */
icmp_timestamp : 1, /* SO_TIMESTAMP "socket" option */
icmp_mac_exempt : 1, /* SO_MAC_EXEMPT option */
icmp_pad_to_bit_31: 10;
uint8_t icmp_type_of_service;
uint8_t icmp_ttl; /* TTL or hoplimit */
uint32_t icmp_checksum_off; /* user supplied checksum offset */
icmp6_filter_t *icmp_filter; /* ICMP6_FILTER option */
ip6_pkt_t icmp_sticky_ipp; /* Sticky options */
uint8_t *icmp_sticky_hdrs; /* Prebuilt IPv6 hdrs */
uint_t icmp_sticky_hdrs_len; /* Incl. ip6h and any ip6i */
zoneid_t icmp_zoneid; /* ID of owning zone */
uint_t icmp_label_len; /* length of security label */
uint_t icmp_label_len_v6; /* sec. part of sticky opt */
in6_addr_t icmp_v6lastdst; /* most recent destination */
icmp_stack_t *icmp_is; /* Stack instance */
} icmp_t;
/*
* Object to represent database of options to search passed to
* {sock,tpi}optcom_req() interface routine to take care of option
* management and associated methods.
*/
extern optdb_obj_t icmp_opt_obj;
extern uint_t icmp_max_optsize;
extern mblk_t *icmp_snmp_get(queue_t *q, mblk_t *mpctl);
extern void rawip_resume_bind(conn_t *, mblk_t *);
extern void icmp_ddi_init(void);
extern void icmp_ddi_destroy(void);
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _RAWIP_IMPL_H */