usr/src/cmd/sgs/link_audit/common/bindings.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright (c) 1996, 2010, Oracle and/or its affiliates. All rights reserved.
  23  */
  24
  25 #ifndef _BINDINGS_H
  26 #define _BINDINGS_H
  27
  28 #include <sys/lwp.h>
  29
  30 #ifdef  __cplusplus
  31 extern "C" {
  32 #endif
  33
  34 #define BINDVERS        2
  35 #define BINDCURVERS     BINDVERS
  36
  37 #define DEFFILE         "/tmp/bindings.data"
  38 #define FILEENV         "BT_BUFFER"
  39 #define BLKSIZE         0x4000
  40 #define STRBLKSIZE      0x1000
  41 #define DEFBKTS         3571                    /* nice big prime number */
  42
  43 #define MASK            (~(unsigned long)0<<28)
  44
  45 typedef struct _bind_entry {
  46         unsigned int    be_sym_name;
  47         unsigned int    be_lib_name;
  48         unsigned int    be_count;
  49         unsigned int    be_next;
  50 } binding_entry;
  51
  52 typedef struct {
  53         unsigned int    bb_head;        /* first entry in bucket */
  54         unsigned int    bb_pad;         /* maintain alignment for 32/64bit */
  55         lwp_mutex_t     bb_lock;        /* bucket chain lock */
  56 } binding_bucket;
  57
  58 typedef struct {
  59         unsigned int    bh_vers;
  60         unsigned int    bh_size;
  61         lwp_mutex_t     bh_lock;
  62         unsigned int    bh_end;
  63         unsigned int    bh_bktcnt;
  64         unsigned int    bh_strcur;              /* current strbuff ptr */
  65         unsigned int    bh_strend;              /* end of current strbuf */
  66         lwp_mutex_t     bh_strlock;             /* mutex to protect strings */
  67         binding_bucket  bh_bkts[DEFBKTS];
  68 } bindhead;
  69
  70 #ifdef  __cplusplus
  71 }
  72 #endif
  73
  74 #endif  /* _BINDINGS_H */