/*
 * 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 (c) 1996, 2010, Oracle and/or its affiliates. All rights reserved.
 */

#ifndef _BINDINGS_H
#define _BINDINGS_H

#include <sys/lwp.h>

#ifdef  __cplusplus
extern "C" {
#endif

#define BINDVERS        2
#define BINDCURVERS     BINDVERS

#define DEFFILE         "/tmp/bindings.data"
#define FILEENV         "BT_BUFFER"
#define BLKSIZE         0x4000
#define STRBLKSIZE      0x1000
#define DEFBKTS         3571                    /* nice big prime number */

#define MASK            (~(unsigned long)0<<28)

typedef struct _bind_entry {
        unsigned int    be_sym_name;
        unsigned int    be_lib_name;
        unsigned int    be_count;
        unsigned int    be_next;
} binding_entry;

typedef struct {
        unsigned int    bb_head;        /* first entry in bucket */
        unsigned int    bb_pad;         /* maintain alignment for 32/64bit */
        lwp_mutex_t     bb_lock;        /* bucket chain lock */
} binding_bucket;

typedef struct {
        unsigned int    bh_vers;
        unsigned int    bh_size;
        lwp_mutex_t     bh_lock;
        unsigned int    bh_end;
        unsigned int    bh_bktcnt;
        unsigned int    bh_strcur;              /* current strbuff ptr */
        unsigned int    bh_strend;              /* end of current strbuf */
        lwp_mutex_t     bh_strlock;             /* mutex to protect strings */
        binding_bucket  bh_bkts[DEFBKTS];
} bindhead;

#ifdef  __cplusplus
}
#endif

#endif  /* _BINDINGS_H */