udp_impl.h 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 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _UDP_IMPL_H
#define _UDP_IMPL_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#ifdef _KERNEL
#include <sys/int_types.h>
#include <netinet/in.h>
#include <netinet/ip6.h>
#include <inet/common.h>
#include <inet/ip.h>
/* Internal udp control structure, one per open stream */
typedef struct udp_s {
uint32_t udp_state; /* TPI state */
in_port_t udp_port; /* Port bound to this stream */
in_port_t udp_dstport; /* Connected port */
in6_addr_t udp_v6src; /* Source address of this stream */
in6_addr_t udp_bound_v6src; /* Explicitly bound address */
in6_addr_t udp_v6dst; /* Connected destination */
uint32_t udp_flowinfo; /* Connected flow id and tclass */
uint32_t udp_max_hdr_len; /* For write offset in stream head */
sa_family_t udp_family; /* Family from socket() call */
/*
* IP format that packets transmitted from this struct should use.
* Value can be IP4_VERSION or IPV6_VERSION.
*/
ushort_t udp_ipversion;
uint32_t udp_ip_snd_options_len; /* Len of IPv4 options */
uchar_t *udp_ip_snd_options; /* Ptr to IPv4 options */
uint32_t udp_ip_rcv_options_len; /* Len of IPv4 options recvd */
uchar_t *udp_ip_rcv_options; /* Ptr to IPv4 options recvd */
cred_t *udp_credp; /* Credentials at open */
uchar_t udp_multicast_ttl; /* IP*_MULTICAST_TTL/HOPS */
ipaddr_t udp_multicast_if_addr; /* IP_MULTICAST_IF option */
uint_t udp_multicast_if_index; /* IPV6_MULTICAST_IF option */
int udp_bound_if; /* IP*_BOUND_IF option */
int udp_xmit_if; /* IP_XMIT_IF option */
uint32_t
udp_debug : 1, /* SO_DEBUG "socket" option. */
udp_dontroute : 1, /* SO_DONTROUTE "socket" option. */
udp_broadcast : 1, /* SO_BROADCAST "socket" option. */
udp_useloopback : 1, /* SO_USELOOPBACK "socket" option */
udp_reuseaddr : 1, /* SO_REUSEADDR "socket" option. */
udp_multicast_loop : 1, /* IP_MULTICAST_LOOP option */
udp_dgram_errind : 1, /* SO_DGRAM_ERRIND option */
udp_recvdstaddr : 1, /* IP_RECVDSTADDR option */
udp_recvopts : 1, /* IP_RECVOPTS option */
udp_discon_pending : 1, /* T_DISCON_REQ in progress */
udp_unspec_source : 1, /* IP*_UNSPEC_SRC option */
udp_ipv6_recvpktinfo : 1, /* IPV6_RECVPKTINFO option */
udp_ipv6_recvhoplimit : 1, /* IPV6_RECVHOPLIMIT option */
udp_ipv6_recvhopopts : 1, /* IPV6_RECVHOPOPTS option */
udp_ipv6_recvdstopts : 1, /* IPV6_RECVDSTOPTS option */
udp_ipv6_recvrthdr : 1, /* IPV6_RECVRTHDR option */
udp_ipv6_recvtclass : 1, /* IPV6_RECVTCLASS */
udp_ipv6_recvpathmtu : 1, /* IPV6_RECVPATHMTU */
udp_anon_priv_bind : 1,
udp_exclbind : 1, /* ``exclusive'' binding */
udp_recvif : 1, /* IP_RECVIF option */
udp_recvslla : 1, /* IP_RECVSLLA option */
udp_recvttl : 1, /* IP_RECVTTL option */
udp_recvucred : 1, /* IP_RECVUCRED option */
udp_old_ipv6_recvdstopts : 1, /* old form of IPV6_DSTOPTS */
udp_ipv6_recvrthdrdstopts : 1, /* IPV6_RECVRTHDRDSTOPTS */
udp_rcvhdr : 1, /* UDP_RCVHDR option */
udp_pad_to_bit_31 : 7;
uint8_t udp_type_of_service; /* IP_TOS option */
uint8_t udp_ttl; /* TTL or hoplimit */
ip6_pkt_t udp_sticky_ipp; /* Sticky options */
uint8_t *udp_sticky_hdrs; /* Prebuilt IPv6 hdrs */
uint_t udp_sticky_hdrs_len; /* Incl. ip6h and any ip6i */
struct udp_s *udp_bind_hash; /* Bind hash chain */
struct udp_s **udp_ptpbhn; /* Pointer to previous bind hash next. */
zoneid_t udp_zoneid; /* ID of owning zone */
} udp_t;
/* UDP Protocol header */
/* UDP Protocol header aligned */
typedef struct udpahdr_s {
in_port_t uha_src_port; /* Source port */
in_port_t uha_dst_port; /* Destination port */
uint16_t uha_length; /* UDP length */
uint16_t uha_checksum; /* UDP checksum */
} udpha_t;
#define UDPH_SIZE 8
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _UDP_IMPL_H */