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/*
* 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 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _RDS_H
#define _RDS_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/types.h>
#include <sys/t_lock.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/buf.h>
#include <sys/vfs.h>
#include <sys/vnode.h>
#include <sys/debug.h>
#include <sys/errno.h>
#include <sys/stropts.h>
#include <sys/cmn_err.h>
#include <sys/sysmacros.h>
#include <sys/project.h>
#include <sys/tihdr.h>
#include <sys/strsubr.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <sys/strsun.h>
#include <inet/common.h>
#include <inet/ip.h>
#include <inet/optcom.h>
#include <sys/sunldi.h>
#include <sys/dlpi.h>
#include <inet/ip_ire.h>
#undef dprint
#ifdef DEBUG
extern int rdsdebug;
#define dprint(level, args) { if (rdsdebug > (level)) printf args; }
#else
#define dprint(level, args) {}
#endif
typedef struct rds_s {
kmutex_t rds_lock; /* protects rds_refcnt */
int rds_refcnt;
kcondvar_t rds_refcv;
uint32_t rds_state; /* TPI state */
uint32_t rds_flags;
sa_family_t rds_family; /* Family from socket() call */
cred_t *rds_cred;
in_port_t rds_port; /* Port bound to this stream */
ipaddr_t rds_src; /* Source address of this stream */
void *rds_ulpd; /* queue to send message on */
struct rds_s *rds_bind_hash; /* Bind hash chain */
struct rds_s **rds_ptpbhn; /* Ptr to previous bind hash next. */
ulong_t rds_port_quota; /* Port quota */
zoneid_t rds_zoneid;
} rds_t;
#define RDS_CLOSING 0x1
#define RDS_INCR_REF_CNT(rds) { \
mutex_enter(&rds->rds_lock); \
rds->rds_refcnt++; \
ASSERT(rds->rds_refcnt != 0); \
mutex_exit(&rds->rds_lock); \
}
#define RDS_DEC_REF_CNT(rds) { \
mutex_enter(&rds->rds_lock); \
ASSERT(rds->rds_refcnt > 0); \
rds->rds_refcnt--; \
if (rds->rds_refcnt == 1) \
cv_broadcast(&(rds)->rds_refcv); \
if (rds->rds_refcnt == 0) { \
rds_free(rds); \
} else { \
mutex_exit(&rds->rds_lock); \
} \
}
#define RDS_MATCH(rdsp, lport, laddr) \
(((rdsp)->rds_port == lport) && \
((rdsp)->rds_src == laddr))
/* RDS bind fanout hash structure. */
typedef struct rds_bind_fanout_s {
rds_t *rds_bf_rds;
kmutex_t rds_bf_lock;
#if defined(_LP64) || defined(_I32LPx)
char bf_pad[48];
#else
char bf_pad[56];
#endif
}rds_bf_t;
extern ldi_ident_t rds_li;
#define RDS_BIND_FANOUT_SIZE 512
#define RDS_BIND_HASH(lport) \
((ntohs((uint16_t)lport)) & (rds_bind_fanout_size - 1))
#define AF_INET_OFFLOAD 30
extern uint_t rds_bind_fanout_size;
extern rds_bf_t *rds_bind_fanout;
extern optdb_obj_t rds_opt_obj;
extern void rds_hash_init();
extern void rds_free(rds_t *rds);
extern rds_t *rds_create(void *rds_ulpd, cred_t *credp);
extern void rds_bind_hash_remove(rds_t *rds, boolean_t);
extern void rds_bind_hash_insert(rds_bf_t *, rds_t *);
extern rds_t *rds_fanout(ipaddr_t, ipaddr_t, in_port_t, in_port_t, zoneid_t);
extern void rds_add_new_msg(mblk_t *mp, ipaddr_t, ipaddr_t, in_port_t,
in_port_t);
extern boolean_t rds_verify_bind_address(ipaddr_t addr);
extern boolean_t rds_islocal(ipaddr_t addr);
extern boolean_t rds_if_lookup_by_name(char *if_name);
extern boolean_t rds_if_lookup_by_addr(ipaddr_t addr);
extern void rds_init();
extern void rds_fini();
#ifdef __cplusplus
}
#endif
#endif /* _RDS_H */
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