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	2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
		
			
				
	
	
		
			334 lines
		
	
	
		
			8.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			334 lines
		
	
	
		
			8.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* Constants and structures from the various Berkeley DB releases.
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   Copyright (C) 1999, 2000 Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   The GNU C Library is free software; you can redistribute it and/or
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   modify it under the terms of the GNU Lesser General Public
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   License as published by the Free Software Foundation; either
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   version 2.1 of the License, or (at your option) any later version.
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   The GNU C Library is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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   Lesser General Public License for more details.
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   You should have received a copy of the GNU Lesser General Public
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   License along with the GNU C Library; if not, write to the Free
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   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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   02111-1307 USA.  */
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#include <stdint.h>
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#include "nss_db.h"
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/* This file contains dummy definitions for various constants and
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   structures from the Berkeley release.  We only provide those
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   definitions that are actually needed.  In case of the structures,
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   we're only interested in the function pointers, since that's the
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   interface to the database.  Unfortunately the structures have been
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   changed several times.  */
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/* The value for the btree database type has not been changed (yet?).  */
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#define DB_BTREE	(1)
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/* Permission flags for all 2.x releases.  */
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#define DB2x_RDONLY	0x010000
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/* The error values for all 2.x releases.  */
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#define DB2x_KEYEXIST	( -3)
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#define DB2x_NOTFOUND	( -7)
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/* For all 2.x releases up to 2.6.3 we can use the same definitions.
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   We'll refer to them as 2.4 since that's the version distributed
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   with glibc 2.1.  */
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/* Access methods from version 2.4.  */
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#define DB24_FIRST		0x000020
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#define DB24_NEXT		0x000800
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#define DB24_NOOVERWRITE	0x001000
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/* Permission flags from version 2.4.  */
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#define DB24_TRUNCATE	0x080000
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/* The DB structure from version 2.4.  */
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struct db24
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{
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  void	*mutexp;
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  enum { dummy24 } type;
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  void *dbenv;
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  void *mp_dbenv;
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  void *master;
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  void *internal;
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  void *mp;
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  void *mpf;
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  struct
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  {
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    void *tqh_first;
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    void **tqh_last;
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  } curs_queue;
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  struct {
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    void *lh_first;
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  } handleq;
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  struct {
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    void *le_next;
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    void **le_prev;
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  } links;
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  uint32_t log_fileid;
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  void *txn;
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  uint32_t locker;
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  struct db24_dbt {
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    void *data;
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    uint32_t size;
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    uint32_t ulen;
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    uint32_t dlen;
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    uint32_t doff;
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    uint32_t flags;
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  } lock_dbt;
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  struct{
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    uint32_t pgno;
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    uint8_t fileid[20];
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  } lock;
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  size_t pgsize;
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  void *db_malloc;
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  /* Functions. */
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  int (*close) (void *, uint32_t);
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  int (*cursor) (void *, void *, void **);
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  int (*del) (void *, void *, DBT *, uint32_t);
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  int (*fd) (void *, int *);
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  int (*get) (void *, void *, DBT *, DBT *, uint32_t);
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  int (*put) (void *, void *, DBT *, DBT *, uint32_t);
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  int (*stat) (void *, void *, void *(*)(size_t), uint32_t);
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  int (*sync) (void *, uint32_t);
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  uint32_t flags;
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};
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/* The DBC structure for the 2.4 release.  */
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struct dbc24
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{
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  void *dbp;
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  void *txn;
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  struct
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  {
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    void *tqe_next;
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    void **tqe_prev;
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  } links;
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  void *internal;
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  void *c_close;
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  void *c_del;
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  int (*c_get) (void *, DBT *, DBT *, uint32_t);
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  void *c_put;
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};
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/* The 2.7 release is slighty different.  */
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/* Access methods from version 2.7.  */
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#define DB27_FIRST		7
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#define DB27_NEXT		15
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#define DB27_NOOVERWRITE	17
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/* Permission flags from version 2.7.  */
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#define DB27_TRUNCATE	0x020000
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/* The DB structure from version 2.7.  */
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struct db27
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{
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  void	*mutexp;
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  enum { dummy27 } type;
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  int byteswapped;
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  int saved_open_fd;
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  void *dbenv;
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  void *mp_dbenv;
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  void *internal;
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  void *mp;
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  void *mpf;
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  struct
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  {
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    void *tqh_first;
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    void **tqh_last;
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  } free_queue;
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  struct
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  {
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    void *tqh_first;
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    void **tqh_last;
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  } active_queue;
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  uint8_t fileid[20];
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  uint32_t log_fileid;
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  size_t pgsize;
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  void *db_malloc;
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  void *dup_compare;
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  void *h_hash;
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  /* Functions. */
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  int (*am_close) (void *);
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  int (*close) (void *, uint32_t);
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  int (*cursor) (void *, void *, void **, uint32_t);
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  int (*del) (void *, void *, DBT *, uint32_t);
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  int (*fd) (void *, int *);
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  int (*get) (void *, void *, DBT *, DBT *, uint32_t);
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  int (*join) (void *, void **, uint32_t, void **);
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  int (*put) (void *, void *, DBT *, DBT *, uint32_t);
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  int (*stat) (void *, void *, void *(*)(size_t), uint32_t);
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  int (*sync) (void *, uint32_t);
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  uint32_t flags;
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};
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/* The DBC structure for version 2.7.  */
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struct dbc27
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{
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  void *dbp;
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  void *txn;
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  struct
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  {
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    void *tqe_next;
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    void **tqe_prev;
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  } links;
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  uint32_t lid;
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  uint32_t locker;
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  DBT lock_dbt;
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  struct{
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    uint32_t pgno;
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    uint8_t fileid[20];
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  } lock;
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  size_t mylock;
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  DBT rkey;
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  DBT rdata;
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  void *c_am_close;
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  void *c_am_destroy;
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  void *c_close;
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  void *c_del;
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  int (*c_get) (void *, DBT *, DBT *, uint32_t);
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  void *c_put;
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  void *internal;
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  uint32_t flags;
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};
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/* Version 3.0 is mostly incompatible with 2.x.  */
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/* Access methods from version 3.0.  */
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#define DB30_FIRST		9
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#define DB30_NEXT		17
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#define DB30_NOOVERWRITE	20
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/* Error values from version 3.0.  */
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#define DB30_KEYEXIST	(-30997)
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#define DB30_NOTFOUND	(-30994)
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/* Permission flags from version 3.0.  */
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#define DB30_RDONLY	0x000010
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#define DB30_TRUNCATE	0x020000
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/* The DB structure from version 3.0.  */
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struct db30
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{
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  size_t pgsize;
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  void (*db_feedback) (void *, int, int);
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  void *(*db_malloc) (size_t);
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  void *(*db_realloc) (void *, size_t);
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  int (*dup_compare) (const DBT *, const DBT *);
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  void *dbenv;
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  enum { dummy30 } type;
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  void *mpf;
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  void	*mutexp;
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  u_int8_t fileid[20];
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  int32_t log_fileid;
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  void *open_txn;
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  void *saved_open_fhp;
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  struct
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  {
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    void *tqh_first;
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    void **tqh_last;
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  } free_queue;
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  struct
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  {
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    void *tqh_first;
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    void **tqh_last;
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  } active_queue;
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  void	*bt_internal;
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  void	*cj_internal;
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  void	*h_internal;
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  void	*q_internal;
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  void	*xa_internal;
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  /* Functions.  */
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  int  (*close) (void *, uint32_t);
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  int  (*cursor) (void *, void *, void **, uint32_t);
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  int  (*del) (void *, void *, DBT *, uint32_t);
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  void (*err) (void *, int, const char *, ...);
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  void (*errx) (void *, const char *, ...);
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  int  (*fd) (void *, int *);
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  int  (*get) (void *, void *, DBT *, DBT *, uint32_t);
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  int  (*get_byteswapped) (void *);
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  int (*get_type) (void *);
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  int  (*join) (void *, void **, void **, uint32_t);
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  int  (*open) (void *,	const char *, const char *, int, uint32_t, int);
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  int  (*put) (void *, void *, DBT *, DBT *, uint32_t);
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  int  (*remove) (void *, const char *, const char *, uint32_t);
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  int  (*set_cachesize) (void *, uint32_t, uint32_t, int);
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  int  (*set_dup_compare) (void *, int (*)(const DBT *, const DBT *));
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  void (*set_errcall) (void *, void (*)(const char *, char *));
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  void (*set_errfile) (void *, void *);
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  void (*set_errpfx) (void *, const char *);
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  void (*set_feedback) (void *, void (*)(void *, int, int));
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  int  (*set_flags) (void *, uint32_t);
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  int  (*set_lorder) (void *, int);
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  int  (*set_malloc) (void *, void *(*)(size_t));
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  int  (*set_pagesize) (void *, uint32_t);
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  void (*set_paniccall) (void *, void (*)(void *, int));
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  int  (*set_realloc) (void *, void *(*)(void *, size_t));
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  int  (*stat) (void *, void *, void *(*)(size_t), uint32_t);
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  int  (*sync) (void *, uint32_t);
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  int  (*upgrade) (void *, const char *, uint32_t);
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  int  (*set_bt_compare) (void *, int (*)(const DBT *, const DBT *));
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  int  (*set_bt_maxkey) (void *, uint32_t);
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  int  (*set_bt_minkey) (void *, uint32_t);
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  int  (*set_bt_prefix) (void *, size_t (*)(const DBT *, const DBT *));
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  int  (*set_h_ffactor) (void *, uint32_t);
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  int  (*set_h_hash) (void *, uint32_t (*)(const void *, uint32_t));
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  int  (*set_h_nelem) (void *, uint32_t);
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  int  (*set_re_delim) (void *, int);
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  int  (*set_re_len) (void *, uint32_t);
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  int  (*set_re_pad) (void *, int);
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  int  (*set_re_source) (void *, const char *);
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  uint32_t am_ok;
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  uint32_t flags;
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};
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/* The DBC structure from version 3.0.  */
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struct dbc30
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{
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  void *dbp;
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  void *txn;
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  struct
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  {
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    void *tqe_next;
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    void **tqe_prev;
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  } links;
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  uint32_t lid;			/* Default process' locker id. */
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  uint32_t locker;		/* Locker for this operation. */
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  DBT lock_dbt;		/* DBT referencing lock. */
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  struct
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  {
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    uint32_t pgno;
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    uint8_t fileid[20];
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  } lock;
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  struct
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  {
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    size_t off;
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    uint32_t ndx;
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    uint32_t gen;
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  } mylock;
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  DBT rkey;
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  DBT rdata;
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  int (*c_close) (void *);
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  int (*c_del) (void *, uint32_t);
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  int (*c_dup) (void *, void **, uint32_t);
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  int (*c_get) (void *, DBT *, DBT *, uint32_t);
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  int (*c_put) (void *, DBT *, DBT *, uint32_t);
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  int (*c_am_close) (void *);
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  int (*c_am_destroy) (void *);
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  void *internal;
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  uint32_t flags;
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};
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