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Diffstat (limited to 'dbm/include/mcom_db.h')
| -rw-r--r-- | dbm/include/mcom_db.h | 450 |
1 files changed, 0 insertions, 450 deletions
diff --git a/dbm/include/mcom_db.h b/dbm/include/mcom_db.h deleted file mode 100644 index 395f9d2ca..000000000 --- a/dbm/include/mcom_db.h +++ /dev/null @@ -1,450 +0,0 @@ -/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/* ***** BEGIN LICENSE BLOCK ***** - * Version: NPL 1.1/GPL 2.0/LGPL 2.1 - * - * The contents of this file are subject to the Netscape Public License - * Version 1.1 (the "License"); you may not use this file except in - * compliance with the License. You may obtain a copy of the License at - * http://www.mozilla.org/NPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is mozilla.org code. - * - * The Initial Developer of the Original Code is - * Netscape Communications Corporation. - * Portions created by the Initial Developer are Copyright (C) 1998 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * - * - * Alternatively, the contents of this file may be used under the terms of - * either the GNU General Public License Version 2 or later (the "GPL"), or - * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), - * in which case the provisions of the GPL or the LGPL are applicable instead - * of those above. If you wish to allow use of your version of this file only - * under the terms of either the GPL or the LGPL, and not to allow others to - * use your version of this file under the terms of the NPL, indicate your - * decision by deleting the provisions above and replace them with the notice - * and other provisions required by the GPL or the LGPL. If you do not delete - * the provisions above, a recipient may use your version of this file under - * the terms of any one of the NPL, the GPL or the LGPL. - * - * ***** END LICENSE BLOCK ***** */ - -/*- - * Copyright (c) 1990, 1993, 1994 - * The Regents of the University of California. All rights reserved. - * - * 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. - * - * @(#)db.h 8.7 (Berkeley) 6/16/94 - */ - -#ifndef _DB_H_ -#define _DB_H_ - -#ifndef macintosh -#include <sys/types.h> -#endif -#include "prtypes.h" - -#include <limits.h> - -#ifdef __DBINTERFACE_PRIVATE - -#ifdef HAVE_SYS_CDEFS_H -#include <sys/cdefs.h> -#else -#include "cdefs.h" -#endif - -#ifdef HAVE_SYS_BYTEORDER_H -#include <sys/byteorder.h> -#endif - -#if defined(__linux) || defined(__BEOS__) -#include <endian.h> -#ifndef BYTE_ORDER -#define BYTE_ORDER __BYTE_ORDER -#define BIG_ENDIAN __BIG_ENDIAN -#define LITTLE_ENDIAN __LITTLE_ENDIAN -#endif -#endif /* __linux */ - -#ifdef __sgi -#define BYTE_ORDER BIG_ENDIAN -#define BIG_ENDIAN 4321 -#define LITTLE_ENDIAN 1234 /* LSB first: i386, vax, all NT risc */ -#endif - -#ifdef __sun -#define BIG_ENDIAN 4321 -#define LITTLE_ENDIAN 1234 /* LSB first: i386, vax, all NT risc */ - -#ifndef __SVR4 -/* compat.h is only in 4.1.3 machines. - dp */ -#include <compat.h> -#endif - -/* XXX - dp - * Need to find a general way of defining endian-ness in SunOS 5.3 - * SunOS 5.4 defines _BIG_ENDIAN and _LITTLE_ENDIAN - * SunOS 5.3 does nothing like this. - */ - -#ifndef BYTE_ORDER - -#if defined(_BIG_ENDIAN) -#define BYTE_ORDER BIG_ENDIAN -#elif defined(_LITTLE_ENDIAN) -#define BYTE_ORDER LITTLE_ENDIAN -#elif !defined(__SVR4) -/* 4.1.3 is always BIG_ENDIAN as it was released only on sparc platforms. */ -#define BYTE_ORDER BIG_ENDIAN -#elif !defined(vax) && !defined(ntohl) && !defined(lint) && !defined(i386) -/* 5.3 big endian. Copied this above line from sys/byteorder.h */ -/* Now we are in a 5.3 SunOS rather non 5.4 or above SunOS */ -#define BYTE_ORDER BIG_ENDIAN -#else -#define BYTE_ORDER LITTLE_ENDIAN -#endif - -#endif /* !BYTE_ORDER */ -#endif /* __sun */ - -#if defined(__hpux) || defined(__hppa) -#define BYTE_ORDER BIG_ENDIAN -#define BIG_ENDIAN 4321 -#define LITTLE_ENDIAN 1234 /* LSB first: i386, vax, all NT risc */ -#endif - -#if defined(AIXV3) || defined(AIX) -/* BYTE_ORDER, LITTLE_ENDIAN, BIG_ENDIAN are all defined here */ -#include <sys/machine.h> -#endif - -/* Digital Unix */ -#ifdef __osf__ -#include <machine/endian.h> -#endif - -#ifdef __alpha -#ifndef WIN32 -#else -/* Alpha NT */ -#define BYTE_ORDER LITTLE_ENDIAN -#define BIG_ENDIAN 4321 -#define LITTLE_ENDIAN 1234 -#endif -#endif - -#ifdef NCR -#include <sys/endian.h> -#endif - -#ifdef __QNX__ -#ifdef __QNXNTO__ -#include <sys/param.h> -#else -#define LITTLE_ENDIAN 1234 -#define BIG_ENDIAN 4321 -#define BYTE_ORDER LITTLE_ENDIAN -#endif -#endif - -#ifdef SNI -/* #include <sys/hetero.h> */ -#define BYTE_ORDER BIG_ENDIAN -#define BIG_ENDIAN 4321 -#define LITTLE_ENDIAN 1234 -#endif - -#if defined(_WINDOWS) || defined(XP_OS2) -#ifdef BYTE_ORDER -#undef BYTE_ORDER -#endif - -#define BYTE_ORDER LITTLE_ENDIAN -#define LITTLE_ENDIAN 1234 /* LSB first: i386, vax, all NT risc */ -#define BIG_ENDIAN 4321 -#endif - -#ifdef macintosh -#define BIG_ENDIAN 4321 -#define LITTLE_ENDIAN 1234 -#define BYTE_ORDER BIG_ENDIAN -#endif - -#endif /* __DBINTERFACE_PRIVATE */ - -#ifdef SCO -#define MAXPATHLEN 1024 -#endif - -#include <fcntl.h> - -#if defined(_WINDOWS) || defined(XP_OS2) -#include <stdio.h> -#include <io.h> - -#ifndef XP_OS2 -#define MAXPATHLEN 1024 -#endif - -#define EFTYPE EINVAL /* POSIX 1003.1 format errno. */ - -#ifndef STDERR_FILENO -#define STDIN_FILENO 0 /* ANSI C #defines */ -#define STDOUT_FILENO 1 -#define STDERR_FILENO 2 -#endif - -#ifndef O_ACCMODE /* POSIX 1003.1 access mode mask. */ -#define O_ACCMODE (O_RDONLY|O_WRONLY|O_RDWR) -#endif -#endif - -#ifdef macintosh -#include <stdio.h> -#include "xp_mcom.h" -#define O_ACCMODE 3 /* Mask for file access modes */ -#define EFTYPE 2000 -XP_BEGIN_PROTOS -int mkstemp(const char *path); -XP_END_PROTOS -#endif /* MACINTOSH */ - -#if !defined(_WINDOWS) && !defined(macintosh) && !defined(XP_OS2) -#include <sys/stat.h> -#include <errno.h> -#endif - -/* define EFTYPE since most don't */ -#ifndef EFTYPE -#define EFTYPE EINVAL /* POSIX 1003.1 format errno. */ -#endif - -#define RET_ERROR -1 /* Return values. */ -#define RET_SUCCESS 0 -#define RET_SPECIAL 1 - -#define MAX_PAGE_NUMBER 0xffffffff /* >= # of pages in a file */ - -#ifndef __sgi -typedef uint32 pgno_t; -#endif - -#define MAX_PAGE_OFFSET 65535 /* >= # of bytes in a page */ -typedef uint16 indx_t; -#define MAX_REC_NUMBER 0xffffffff /* >= # of records in a tree */ -typedef uint32 recno_t; - -/* Key/data structure -- a Data-Base Thang. */ -typedef struct { - void *data; /* data */ - size_t size; /* data length */ -} DBT; - -/* Routine flags. */ -#define R_CURSOR 1 /* del, put, seq */ -#define __R_UNUSED 2 /* UNUSED */ -#define R_FIRST 3 /* seq */ -#define R_IAFTER 4 /* put (RECNO) */ -#define R_IBEFORE 5 /* put (RECNO) */ -#define R_LAST 6 /* seq (BTREE, RECNO) */ -#define R_NEXT 7 /* seq */ -#define R_NOOVERWRITE 8 /* put */ -#define R_PREV 9 /* seq (BTREE, RECNO) */ -#define R_SETCURSOR 10 /* put (RECNO) */ -#define R_RECNOSYNC 11 /* sync (RECNO) */ - -typedef enum { DB_BTREE, DB_HASH, DB_RECNO } DBTYPE; - -typedef enum { LockOutDatabase, UnlockDatabase } DBLockFlagEnum; - -/* - * !!! - * The following flags are included in the dbopen(3) call as part of the - * open(2) flags. In order to avoid conflicts with the open flags, start - * at the top of the 16 or 32-bit number space and work our way down. If - * the open flags were significantly expanded in the future, it could be - * a problem. Wish I'd left another flags word in the dbopen call. - * - * !!! - * None of this stuff is implemented yet. The only reason that it's here - * is so that the access methods can skip copying the key/data pair when - * the DB_LOCK flag isn't set. - */ -#if UINT_MAX > 65535 -#define DB_LOCK 0x20000000 /* Do locking. */ -#define DB_SHMEM 0x40000000 /* Use shared memory. */ -#define DB_TXN 0x80000000 /* Do transactions. */ -#else -#define DB_LOCK 0x2000 /* Do locking. */ -#define DB_SHMEM 0x4000 /* Use shared memory. */ -#define DB_TXN 0x8000 /* Do transactions. */ -#endif - -/* Access method description structure. */ -typedef struct __db { - DBTYPE type; /* Underlying db type. */ - int (*close) (struct __db *); - int (*del) (const struct __db *, const DBT *, uint); - int (*get) (const struct __db *, const DBT *, DBT *, uint); - int (*put) (const struct __db *, DBT *, const DBT *, uint); - int (*seq) (const struct __db *, DBT *, DBT *, uint); - int (*sync) (const struct __db *, uint); - void *internal; /* Access method private. */ - int (*fd) (const struct __db *); -} DB; - -#define BTREEMAGIC 0x053162 -#define BTREEVERSION 3 - -/* Structure used to pass parameters to the btree routines. */ -typedef struct { -#define R_DUP 0x01 /* duplicate keys */ - uint32 flags; - uint cachesize; /* bytes to cache */ - int maxkeypage; /* maximum keys per page */ - int minkeypage; /* minimum keys per page */ - uint psize; /* page size */ - int (*compare) /* comparison function */ - (const DBT *, const DBT *); - size_t (*prefix) /* prefix function */ - (const DBT *, const DBT *); - int lorder; /* byte order */ -} BTREEINFO; - -#define HASHMAGIC 0x061561 -#define HASHVERSION 2 - -/* Structure used to pass parameters to the hashing routines. */ -typedef struct { - uint bsize; /* bucket size */ - uint ffactor; /* fill factor */ - uint nelem; /* number of elements */ - uint cachesize; /* bytes to cache */ - uint32 /* hash function */ - (*hash) (const void *, size_t); - int lorder; /* byte order */ -} HASHINFO; - -/* Structure used to pass parameters to the record routines. */ -typedef struct { -#define R_FIXEDLEN 0x01 /* fixed-length records */ -#define R_NOKEY 0x02 /* key not required */ -#define R_SNAPSHOT 0x04 /* snapshot the input */ - uint32 flags; - uint cachesize; /* bytes to cache */ - uint psize; /* page size */ - int lorder; /* byte order */ - size_t reclen; /* record length (fixed-length records) */ - uint8 bval; /* delimiting byte (variable-length records */ - char *bfname; /* btree file name */ -} RECNOINFO; - -#ifdef __DBINTERFACE_PRIVATE -/* - * Little endian <==> big endian 32-bit swap macros. - * M_32_SWAP swap a memory location - * P_32_SWAP swap a referenced memory location - * P_32_COPY swap from one location to another - */ -#define M_32_SWAP(a) { \ - uint32 _tmp = a; \ - ((char *)&a)[0] = ((char *)&_tmp)[3]; \ - ((char *)&a)[1] = ((char *)&_tmp)[2]; \ - ((char *)&a)[2] = ((char *)&_tmp)[1]; \ - ((char *)&a)[3] = ((char *)&_tmp)[0]; \ -} -#define P_32_SWAP(a) { \ - uint32 _tmp = *(uint32 *)a; \ - ((char *)a)[0] = ((char *)&_tmp)[3]; \ - ((char *)a)[1] = ((char *)&_tmp)[2]; \ - ((char *)a)[2] = ((char *)&_tmp)[1]; \ - ((char *)a)[3] = ((char *)&_tmp)[0]; \ -} -#define P_32_COPY(a, b) { \ - ((char *)&(b))[0] = ((char *)&(a))[3]; \ - ((char *)&(b))[1] = ((char *)&(a))[2]; \ - ((char *)&(b))[2] = ((char *)&(a))[1]; \ - ((char *)&(b))[3] = ((char *)&(a))[0]; \ -} - -/* - * Little endian <==> big endian 16-bit swap macros. - * M_16_SWAP swap a memory location - * P_16_SWAP swap a referenced memory location - * P_16_COPY swap from one location to another - */ -#define M_16_SWAP(a) { \ - uint16 _tmp = a; \ - ((char *)&a)[0] = ((char *)&_tmp)[1]; \ - ((char *)&a)[1] = ((char *)&_tmp)[0]; \ -} -#define P_16_SWAP(a) { \ - uint16 _tmp = *(uint16 *)a; \ - ((char *)a)[0] = ((char *)&_tmp)[1]; \ - ((char *)a)[1] = ((char *)&_tmp)[0]; \ -} -#define P_16_COPY(a, b) { \ - ((char *)&(b))[0] = ((char *)&(a))[1]; \ - ((char *)&(b))[1] = ((char *)&(a))[0]; \ -} -#endif - -PR_BEGIN_EXTERN_C -#if defined(__WATCOMC__) || defined(__WATCOM_CPLUSPLUS__) -extern DB * -#else -PR_EXTERN(DB *) -#endif -dbopen (const char *, int, int, DBTYPE, const void *); - -/* set or unset a global lock flag to disable the - * opening of any DBM file - */ -void dbSetOrClearDBLock(DBLockFlagEnum type); - -#ifdef __DBINTERFACE_PRIVATE -DB *__bt_open (const char *, int, int, const BTREEINFO *, int); -DB *__hash_open (const char *, int, int, const HASHINFO *, int); -DB *__rec_open (const char *, int, int, const RECNOINFO *, int); -void __dbpanic (DB *dbp); -#endif - -PR_END_EXTERN_C - -#endif /* !_DB_H_ */ |