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authorUlrich Drepper <drepper@redhat.com>1997-08-27 20:26:10 +0000
committerUlrich Drepper <drepper@redhat.com>1997-08-27 20:26:10 +0000
commit92f1da4da04a7a86ddee91be5eaf0b10c333ac64 (patch)
tree2a10ce9e4e407e7e5b5ca092ca0947d234b5ff60 /db2/dbm
parent22be878ecbc66606371bd33258f56e6711e6ba7a (diff)
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1997-08-10 19:17  Philip Blundell  <Philip.Blundell@pobox.com>

	* nss/nss_db/db-XXX.c: Include <db_185.h> not <db.h>.  Somebody
	should update this to use the new db API.
	* nss/nss_db/db-netgrp.c: Likewise.
	* nss/nss_db/db-alias.c: Likewise.
	* db2/Makefile: Makefile for db-2.x in glibc.

1997-08-27 21:20  Ulrich Drepper  <drepper@cygnus.com>

	* csu/Makefile (before-compile): New goal.  Make sure abi-tag.h
	is generated.
	[$(elf)=yes] (asm-CPPFLAGS): Make sure abi-tag.h file can be found.

	* Makeconfig [$(build-omitfp)=yes] (CFLAGS-.o): Add
	-D__USE_STRING_INLINES.
	* string/string.f: Move strnlen optimization after inclusion of
	<bits/string.h>.  Include <bits/string.h> only if __USE_STRING_INLINES
	is defined.
	* sysdeps/generic/memcpy.c: Undef memcpy to allow macro of this name
	in <bits/string.h>.
	* sysdeps/generic/memset.c: Likewise.
	* sysdeps/i386/string.h: i386 optimized string functions.
	* sysdeps/i386/i486string.h: i486+ optimized string functions.

	* Makefile (subdirs): Change db to db2.
	* shlib-versions: Bump libdb verion number to 3.
	* include/db.h: Include from db2 directory.
	* include/db_185.h: New file.
	* sysdeps/i386/Makefile [$(subdirs)=db2] (CPPFLAGS): Add macros
	to provide spinlock information for db2.
	* sysdeps/m68k/m68020/Makefile: New file.  Likewise.
	* sysdeps/sparc/Makefile: New file.  Likewise.
	* sysdeps/unix/sysv/linux/Makefile [$(subdirs)=db2] (CPPFLAGS):
	Add -DHAVE_LLSEEK.
	* db2/config.h: Hand-edited config file for db2 in glibc.
	* db2/compat.h: New file from db-2.3.4.
	* db2/db.h: Likewise.
	* db2/db_185.h: Likewise.
	* db2/db_int.h: Likewise.
	* db2/makedb.c: Likewise.
	* db2/btree/bt_close.c: Likewise.
	* db2/btree/bt_compare.c: Likewise.
	* db2/btree/bt_conv.c: Likewise.
	* db2/btree/bt_cursor.c: Likewise.
	* db2/btree/bt_delete.c: Likewise.
	* db2/btree/bt_open.c: Likewise.
	* db2/btree/bt_page.c: Likewise.
	* db2/btree/bt_put.c: Likewise.
	* db2/btree/bt_rec.c: Likewise.
	* db2/btree/bt_recno.c: Likewise.
	* db2/btree/btree_auto.c: Likewise.
	* db2/btree/bt_rsearch.c: Likewise.
	* db2/btree/bt_search.c: Likewise.
	* db2/btree/bt_split.c: Likewise.
	* db2/btree/bt_stat.c: Likewise.
	* db2/btree/btree.src: Likewise.
	* db2/common/db_appinit.c: Likewise.
	* db2/common/db_err.c: Likewise.
	* db2/common/db_byteorder.c: Likewise.
	* db2/common/db_apprec.c: Likewise.
	* db2/common/db_salloc.c: Likewise.
	* db2/common/db_log2.c: Likewise.
	* db2/common/db_region.c: Likewise.
	* db2/common/db_shash.c: Likewise.
	* db2/db/db.c: Likewise.
	* db2/db/db.src: Likewise.
	* db2/db/db_conv.c: Likewise.
	* db2/db/db_dispatch.c: Likewise.
	* db2/db/db_dup.c: Likewise.
	* db2/db/db_overflow.c: Likewise.
	* db2/db/db_pr.c: Likewise.
	* db2/db/db_rec.c: Likewise.
	* db2/db/db_ret.c: Likewise.
	* db2/db/db_thread.c: Likewise.
	* db2/db/db_auto.c: Likewise.
	* db2/db185/db185.c: Likewise.
	* db2/db185/db185_int.h: Likewise.
	* db2/dbm/dbm.c: Likewise.
	* db2/hash/hash.c: Likewise.
	* db2/hash/hash.src: Likewise.
	* db2/hash/hash_page.c: Likewise.
	* db2/hash/hash_conv.c: Likewise.
	* db2/hash/hash_debug.c: Likewise.
	* db2/hash/hash_stat.c: Likewise.
	* db2/hash/hash_rec.c: Likewise.
	* db2/hash/hash_dup.c: Likewise.
	* db2/hash/hash_func.c: Likewise.
	* db2/hash/hash_auto.c: Likewise.
	* db2/include/mp.h: Likewise.
	* db2/include/btree.h: Likewise.
	* db2/include/db.h.src: Likewise.
	* db2/include/db_int.h.src: Likewise.
	* db2/include/db_shash.h: Likewise.
	* db2/include/db_swap.h: Likewise.
	* db2/include/db_185.h.src: Likewise.
	* db2/include/txn.h: Likewise.
	* db2/include/db_am.h: Likewise.
	* db2/include/shqueue.h: Likewise.
	* db2/include/hash.h: Likewise.
	* db2/include/db_dispatch.h: Likewise.
	* db2/include/lock.h: Likewise.
	* db2/include/db_page.h: Likewise.
	* db2/include/log.h: Likewise.
	* db2/include/db_auto.h: Likewise.
	* db2/include/btree_auto.h: Likewise.
	* db2/include/hash_auto.h: Likewise.
	* db2/include/log_auto.h: Likewise.
	* db2/include/txn_auto.h: Likewise.
	* db2/include/db_ext.h: Likewise.
	* db2/include/btree_ext.h: Likewise.
	* db2/include/clib_ext.h: Likewise.
	* db2/include/common_ext.h: Likewise.
	* db2/include/hash_ext.h: Likewise.
	* db2/include/lock_ext.h: Likewise.
	* db2/include/log_ext.h: Likewise.
	* db2/include/mp_ext.h: Likewise.
	* db2/include/mutex_ext.h: Likewise.
	* db2/include/os_ext.h: Likewise.
	* db2/include/txn_ext.h: Likewise.
	* db2/include/cxx_int.h: Likewise.
	* db2/include/db_cxx.h: Likewise.
	* db2/include/queue.h: Likewise.
	* db2/lock/lock.c: Likewise.
	* db2/lock/lock_conflict.c: Likewise.
	* db2/lock/lock_util.c: Likewise.
	* db2/lock/lock_deadlock.c: Likewise.
	* db2/log/log.c: Likewise.
	* db2/log/log_get.c: Likewise.
	* db2/log/log.src: Likewise.
	* db2/log/log_compare.c: Likewise.
	* db2/log/log_put.c: Likewise.
	* db2/log/log_rec.c: Likewise.
	* db2/log/log_archive.c: Likewise.
	* db2/log/log_register.c: Likewise.
	* db2/log/log_auto.c: Likewise.
	* db2/log/log_findckp.c: Likewise.
	* db2/mp/mp_bh.c: Likewise.
	* db2/mp/mp_fget.c: Likewise.
	* db2/mp/mp_fopen.c: Likewise.
	* db2/mp/mp_fput.c: Likewise.
	* db2/mp/mp_fset.c: Likewise.
	* db2/mp/mp_open.c: Likewise.
	* db2/mp/mp_region.c: Likewise.
	* db2/mp/mp_pr.c: Likewise.
	* db2/mp/mp_sync.c: Likewise.
	* db2/mutex/68020.gcc: Likewise.
	* db2/mutex/mutex.c: Likewise.
	* db2/mutex/README: Likewise.
	* db2/mutex/x86.gcc: Likewise.
	* db2/mutex/sparc.gcc: Likewise.
	* db2/mutex/uts4.cc.s: Likewise.
	* db2/mutex/alpha.dec: Likewise.
	* db2/mutex/alpha.gcc: Likewise.
	* db2/mutex/parisc.gcc: Likewise.
	* db2/mutex/parisc.hp: Likewise.
	* db2/os/db_os_abs.c: Likewise.
	* db2/os/db_os_dir.c: Likewise.
	* db2/os/db_os_fid.c: Likewise.
	* db2/os/db_os_lseek.c: Likewise.
	* db2/os/db_os_mmap.c: Likewise.
	* db2/os/db_os_open.c: Likewise.
	* db2/os/db_os_rw.c: Likewise.
	* db2/os/db_os_sleep.c: Likewise.
	* db2/os/db_os_stat.c: Likewise.
	* db2/os/db_os_unlink.c: Likewise.
	* db2/txn/txn.c: Likewise.
	* db2/txn/txn.src: Likewise.
	* db2/txn/txn_rec.c: Likewise.
	* db2/txn/txn_auto.c: Likewise.
	* db2/clib/getlong.c: Likewise.
	* db2/progs/db_archive/db_archive.c: Likewise.
	* db2/progs/db_checkpoint/db_checkpoint.c: Likewise.
	* db2/progs/db_deadlock/db_deadlock.c: Likewise.
	* db2/progs/db_dump/db_dump.c: Likewise.
	* db2/progs/db_dump185/db_dump185.c: Likewise.
	* db2/progs/db_load/db_load.c: Likewise.
	* db2/progs/db_printlog/db_printlog.c: Likewise.
	* db2/progs/db_recover/db_recover.c: Likewise.
	* db2/progs/db_stat/db_stat.c: Likewise.

	* libio/stdio.h [__cplusplus] (__STDIO_INLINE): Define as inline.

	* po/de.po, po/sv.po: Update from 2.0.5 translations.

	* sysdeps/unix/sysv/linux/netinet/tcp.h: Pretty print.

	* sunrpc/rpc/xdr.h (XDR): Don't define argument of x_destroy callback
	as const.
	* sunrpc/xdr_mem.c (xdrmem_destroy): Don't define argument as const.
	* sunrpx/xdr_rec.c (xdrrec_destroy): Likewise.
	* sunrpx/xdr_stdio.c (xdrstdio_destroy): Likewise.

1997-08-27 18:47  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/if_index.c: Include <errno.h>.
	Reported by Benjamin Kosnik <bkoz@cygnus.com>.

1997-08-27 02:27  Roland McGrath  <roland@baalperazim.frob.com>

	* abi-tags: New file.
	* csu/Makefile (distribute): Remove abi-tag.h.
	($(objpfx)abi-tag.h): New target.
	* Makefile (distribute): Add abi-tags.
	* sysdeps/unix/sysv/linux/abi-tag.h: File removed.
	* sysdeps/mach/hurd/abi-tag.h: File removed.
	* sysdeps/stub/abi-tag.h: File removed.

1997-08-25  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/make-syscalls.sh: Change output so that it
	generates compilation rules only for the currently selected object
	suffixes.

1997-08-25  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/m68k/dl-machine.h (RTLD_START): Switch back to previous
	section to avoid confusing the compiler.
	* sysdeps/alpha/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/i386/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/mips/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/mips/mips64/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/sparc/sparc32/dl-machine.h (RTLD_START): Likewise.

	* sysdeps/m68k/dl-machine.h (elf_machine_load_address): Use a GOT
	relocation instead of a constant to avoid text relocation.
	(ELF_MACHINE_BEFORE_RTLD_RELOC): Removed.
	(RTLD_START): Declare global labels as functions and add size
	directive.

1997-08-25 17:01  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/i386/bits/select.h: Correct assembler versions to work even
	for descriptors >= 32.

	* stdlib/alloca.h: Don't define alloca to __alloca since if gcc
	is used __alloca is not defined to __builtin_alloca and so might
	not be available.
	Reported by Uwe Ohse <uwe@ohse.de>.

	* sysdeps/unix/sysv/linux/sys/sysmacros.h: Define macros in a special
	way if gcc is not used and so dev_t is an array.
	Reported by Uwe Ohse <uwe@ohse.de>.

1997-08-23  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* manual/libc.texinfo: Reorder chapters to match logical order.

1997-08-25 12:22  Ulrich Drepper  <drepper@cygnus.com>

	* sunrpc/rpc/xdr.h: Change name of parameters in prototypes of
	xdr_reference, xdrmem_create, and xdrstdio_create because of clash
	with g++ internal symbols.
	Patch by Sudish Joseph <sj@eng.mindspring.net>.

	* elf/dl-deps.c: Implement handling of DT_FILTER.
Diffstat (limited to 'db2/dbm')
-rw-r--r--db2/dbm/dbm.c410
1 files changed, 410 insertions, 0 deletions
diff --git a/db2/dbm/dbm.c b/db2/dbm/dbm.c
new file mode 100644
index 0000000000..8daa980f5a
--- /dev/null
+++ b/db2/dbm/dbm.c
@@ -0,0 +1,410 @@
+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 1996, 1997
+ *	Sleepycat Software.  All rights reserved.
+ */
+/*
+ * Copyright (c) 1990, 1993
+ *	Margo Seltzer.  All rights reserved.
+ */
+/*
+ * Copyright (c) 1990, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Margo Seltzer.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#ifndef lint
+static const char sccsid[] = "@(#)dbm.c	10.5 (Sleepycat) 7/19/97";
+#endif /* not lint */
+
+#ifndef NO_SYSTEM_INCLUDES
+#include <sys/param.h>
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <string.h>
+#endif
+
+#define	DB_DBM_HSEARCH
+#include "db_int.h"
+
+#include "db_page.h"
+#include "hash.h"
+
+/*
+ *
+ * This package provides dbm and ndbm compatible interfaces to DB.
+ *
+ * The DBM routines, which call the NDBM routines.
+ */
+static DBM *__cur_db;
+
+static void __db_no_open __P((void));
+
+/* Provide prototypes here since there are none in db.h.  */
+int	 dbm_error __P((DBM *));
+int	 dbm_clearerr __P((DBM *));
+int	 dbm_dirfno __P((DBM *));
+int	 dbm_pagfno __P((DBM *));
+
+int
+dbminit(file)
+	char *file;
+{
+	if (__cur_db != NULL)
+		(void)dbm_close(__cur_db);
+	if ((__cur_db =
+	    dbm_open(file, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR)) != NULL)
+		return (0);
+	if ((__cur_db = dbm_open(file, O_RDONLY, 0)) != NULL)
+		return (0);
+	return (-1);
+}
+
+datum
+fetch(key)
+	datum key;
+{
+	datum item;
+
+	if (__cur_db == NULL) {
+		__db_no_open();
+		item.dptr = 0;
+		return (item);
+	}
+	return (dbm_fetch(__cur_db, key));
+}
+
+datum
+firstkey()
+{
+	datum item;
+
+	if (__cur_db == NULL) {
+		__db_no_open();
+		item.dptr = 0;
+		return (item);
+	}
+	return (dbm_firstkey(__cur_db));
+}
+
+datum
+nextkey(key)
+	datum key;
+{
+	datum item;
+
+	if (__cur_db == NULL) {
+		__db_no_open();
+		item.dptr = 0;
+		return (item);
+	}
+	return (dbm_nextkey(__cur_db));
+}
+
+int
+delete(key)
+	datum key;
+{
+	int ret;
+
+	if (__cur_db == NULL) {
+		__db_no_open();
+		return (-1);
+	}
+	ret = dbm_delete(__cur_db, key);
+	if (ret == 0)
+		ret = (((DB *)__cur_db)->sync)((DB *)__cur_db, 0);
+	return (ret);
+}
+
+int
+store(key, dat)
+	datum key, dat;
+{
+	int ret;
+
+	if (__cur_db == NULL) {
+		__db_no_open();
+		return (-1);
+	}
+	ret = dbm_store(__cur_db, key, dat, DBM_REPLACE);
+	if (ret == 0)
+		ret = (((DB *)__cur_db)->sync)((DB *)__cur_db, 0);
+	return (ret);
+}
+
+static void
+__db_no_open()
+{
+	(void)fprintf(stderr, "dbm: no open database.\n");
+}
+
+/*
+ * This package provides dbm and ndbm compatible interfaces to DB.
+ *
+ * The NDBM routines, which call the DB routines.
+ */
+/*
+ * Returns:
+ * 	*DBM on success
+ *	 NULL on failure
+ */
+DBM *
+dbm_open(file, oflags, mode)
+	const char *file;
+	int oflags, mode;
+{
+	DB *dbp;
+	DB_INFO dbinfo;
+	char path[MAXPATHLEN];
+
+	memset(&dbinfo, 0, sizeof(dbinfo));
+	dbinfo.db_pagesize = 4096;
+	dbinfo.h_ffactor = 40;
+	dbinfo.h_nelem = 1;
+
+	(void)snprintf(path, sizeof(path), "%s%s", file, DBM_SUFFIX);
+	if ((errno = db_open(path,
+	    DB_HASH, __db_oflags(oflags), mode, NULL, &dbinfo, &dbp)) != 0)
+		return (NULL);
+	return ((DBM *)dbp);
+}
+
+/*
+ * Returns:
+ *	Nothing.
+ */
+void
+dbm_close(db)
+	DBM *db;
+{
+	(void)db->close(db, 0);
+}
+
+/*
+ * Returns:
+ *	DATUM on success
+ *	NULL on failure
+ */
+datum
+dbm_fetch(db, key)
+	DBM *db;
+	datum key;
+{
+	DBT _key, _data;
+	datum data;
+	int status;
+
+	memset(&_key, 0, sizeof(DBT));
+	memset(&_data, 0, sizeof(DBT));
+	_key.size = key.dsize;
+	_key.data = key.dptr;
+	status = db->get((DB *)db, NULL, &_key, &_data, 0);
+	if (status) {
+		data.dptr = NULL;
+		data.dsize = 0;
+	} else {
+		data.dptr = _data.data;
+		data.dsize = _data.size;
+	}
+	return (data);
+}
+
+/*
+ * Returns:
+ *	DATUM on success
+ *	NULL on failure
+ */
+datum
+dbm_firstkey(db)
+	DBM *db;
+{
+	DBT _key, _data;
+	datum key;
+	int status;
+
+	DBC *cp;
+
+	if ((cp = TAILQ_FIRST(&db->curs_queue)) == NULL)
+		if ((errno = db->cursor(db, NULL, &cp)) != 0) {
+			memset(&key, 0, sizeof(key));
+			return (key);
+		}
+
+	memset(&_key, 0, sizeof(DBT));
+	memset(&_data, 0, sizeof(DBT));
+	status = (cp->c_get)(cp, &_key, &_data, DB_FIRST);
+	if (status) {
+		key.dptr = NULL;
+		key.dsize = 0;
+	} else {
+		key.dptr = _key.data;
+		key.dsize = _key.size;
+	}
+	return (key);
+}
+
+/*
+ * Returns:
+ *	DATUM on success
+ *	NULL on failure
+ */
+datum
+dbm_nextkey(db)
+	DBM *db;
+{
+	DBC *cp;
+	DBT _key, _data;
+	datum key;
+	int status;
+
+	if ((cp = TAILQ_FIRST(&db->curs_queue)) == NULL)
+		if ((errno = db->cursor(db, NULL, &cp)) != 0) {
+			memset(&key, 0, sizeof(key));
+			return (key);
+		}
+
+	memset(&_key, 0, sizeof(DBT));
+	memset(&_data, 0, sizeof(DBT));
+	status = (cp->c_get)(cp, &_key, &_data, DB_NEXT);
+	if (status) {
+		key.dptr = NULL;
+		key.dsize = 0;
+	} else {
+		key.dptr = _key.data;
+		key.dsize = _key.size;
+	}
+	return (key);
+}
+
+/*
+ * Returns:
+ *	 0 on success
+ *	<0 failure
+ */
+int
+dbm_delete(db, key)
+	DBM *db;
+	datum key;
+{
+	DBT _key;
+	int ret;
+
+	memset(&_key, 0, sizeof(DBT));
+	_key.data = key.dptr;
+	_key.size = key.dsize;
+	ret = (((DB *)db)->del)((DB *)db, NULL, &_key, 0);
+	if (ret < 0)
+		errno = ENOENT;
+	else if (ret > 0) {
+		errno = ret;
+		ret = -1;
+	}
+	return (ret);
+}
+
+/*
+ * Returns:
+ *	 0 on success
+ *	<0 failure
+ *	 1 if DBM_INSERT and entry exists
+ */
+int
+dbm_store(db, key, data, flags)
+	DBM *db;
+	datum key, data;
+	int flags;
+{
+	DBT _key, _data;
+
+	memset(&_key, 0, sizeof(DBT));
+	memset(&_data, 0, sizeof(DBT));
+	_key.data = key.dptr;
+	_key.size = key.dsize;
+	_data.data = data.dptr;
+	_data.size = data.dsize;
+	return (db->put((DB *)db,
+	    NULL, &_key, &_data, (flags == DBM_INSERT) ? DB_NOOVERWRITE : 0));
+}
+
+int
+dbm_error(db)
+	DBM *db;
+{
+	HTAB *hp;
+
+	hp = (HTAB *)db->internal;
+	return (hp->local_errno);
+}
+
+int
+dbm_clearerr(db)
+	DBM *db;
+{
+	HTAB *hp;
+
+	hp = (HTAB *)db->internal;
+	hp->local_errno = 0;
+	return (0);
+}
+
+/*
+ * XXX
+ * We only have a single file descriptor that we can return, not two.  Return
+ * the same one for both files.  Hopefully, the user is using it for locking
+ * and picked one to use at random.
+ */
+int
+dbm_dirfno(db)
+	DBM *db;
+{
+	int fd;
+
+	(void)db->fd(db, &fd);
+	return (fd);
+}
+
+int
+dbm_pagfno(db)
+	DBM *db;
+{
+	int fd;
+
+	(void)db->fd(db, &fd);
+	return (fd);
+}