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Diffstat (limited to 'db2/db185/db185_int.h')
| -rw-r--r-- | db2/db185/db185_int.h | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/db2/db185/db185_int.h b/db2/db185/db185_int.h new file mode 100644 index 0000000000..656dfddf78 --- /dev/null +++ b/db2/db185/db185_int.h @@ -0,0 +1,137 @@ +/*- + * See the file LICENSE for redistribution information. + * + * Copyright (c) 1997 + * Sleepycat Software. All rights reserved. + */ +/* + * Copyright (c) 1990, 1993, 1994, 1995, 1996 + * Keith Bostic. All rights reserved. + */ +/* + * 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. + * + * @(#)db185_int.h 8.4 (Sleepycat) 7/27/97 + */ + +#ifndef _DB185_H_ +#define _DB185_H_ + +/* 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 struct { + void *data; /* data */ + size_t size; /* data length */ +} DBT185; + +/* Access method description structure. */ +typedef struct __db185 { + DBTYPE type; /* Underlying db type. */ + int (*close) __P((struct __db185 *)); + int (*del) __P((const struct __db185 *, const DBT185 *, u_int)); + int (*get) + __P((const struct __db185 *, const DBT185 *, DBT185 *, u_int)); + int (*put) + __P((const struct __db185 *, DBT185 *, const DBT185 *, u_int)); + int (*seq) + __P((const struct __db185 *, DBT185 *, DBT185 *, u_int)); + int (*sync) __P((const struct __db185 *, u_int)); + void *internal; /* Access method private. */ + int (*fd) __P((const struct __db185 *)); + + /* + * !!! + * Added to the end of the DB 1.85 DB structure, it's needed to + * hold the DB 2.0 cursor used for DB 1.85 sequential operations. + */ + DBC *dbc; /* DB 1.85 sequential cursor. */ +} DB185; + +/* Structure used to pass parameters to the btree routines. */ +typedef struct { +#define R_DUP 0x01 /* duplicate keys */ + u_long flags; + u_int cachesize; /* bytes to cache */ + int maxkeypage; /* maximum keys per page */ + int minkeypage; /* minimum keys per page */ + u_int psize; /* page size */ + int (*compare) /* comparison function */ + __P((const DBT *, const DBT *)); + size_t (*prefix) /* prefix function */ + __P((const DBT *, const DBT *)); + int lorder; /* byte order */ +} BTREEINFO; + +/* Structure used to pass parameters to the hashing routines. */ +typedef struct { + u_int bsize; /* bucket size */ + u_int ffactor; /* fill factor */ + u_int nelem; /* number of elements */ + u_int cachesize; /* bytes to cache */ + u_int32_t /* hash function */ + (*hash) __P((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 */ + u_long flags; + u_int cachesize; /* bytes to cache */ + u_int psize; /* page size */ + int lorder; /* byte order */ + size_t reclen; /* record length (fixed-length records) */ + u_char bval; /* delimiting byte (variable-length records */ + char *bfname; /* btree file name */ +} RECNOINFO; + +#if defined(__cplusplus) +extern "C" { +#endif +DB185 *dbopen __P((const char *, int, int, DBTYPE, const void *)); +#if defined(__cplusplus) +}; +#endif +#endif /* !_DB185_H_ */ |