diff options
Diffstat (limited to 'storage/bdb/btree/btree.src')
| -rw-r--r-- | storage/bdb/btree/btree.src | 61 |
1 files changed, 39 insertions, 22 deletions
diff --git a/storage/bdb/btree/btree.src b/storage/bdb/btree/btree.src index 73f4abac874..c4f761de0af 100644 --- a/storage/bdb/btree/btree.src +++ b/storage/bdb/btree/btree.src @@ -1,17 +1,15 @@ /*- * See the file LICENSE for redistribution information. * - * Copyright (c) 1996-2002 + * Copyright (c) 1996-2004 * Sleepycat Software. All rights reserved. * - * $Id: btree.src,v 10.35 2002/04/17 19:02:56 krinsky Exp $ + * $Id: btree.src,v 10.42 2004/06/17 17:35:12 bostic Exp $ */ PREFIX __bam DBPRIVATE -INCLUDE #include "db_config.h" -INCLUDE INCLUDE #ifndef NO_SYSTEM_INCLUDES INCLUDE #include <sys/types.h> INCLUDE @@ -26,15 +24,10 @@ INCLUDE #include "dbinc/db_dispatch.h" INCLUDE #include "dbinc/db_am.h" INCLUDE #include "dbinc/btree.h" INCLUDE #include "dbinc/log.h" -INCLUDE #include "dbinc/rep.h" INCLUDE #include "dbinc/txn.h" INCLUDE /* - * NOTE: pg_alloc and pg_free have been moved to db.src, where they belong. - */ - -/* * BTREE-split: used to log a page split. * * left: the page number for the low-order contents. @@ -50,14 +43,14 @@ INCLUDE */ BEGIN split 62 DB fileid int32_t ld -WRLOCK left db_pgno_t lu +ARG left db_pgno_t lu POINTER llsn DB_LSN * lu -WRLOCK right db_pgno_t lu +ARG right db_pgno_t lu POINTER rlsn DB_LSN * lu ARG indx u_int32_t lu ARG npgno db_pgno_t lu POINTER nlsn DB_LSN * lu -WRLOCKNZ root_pgno db_pgno_t lu +ARG root_pgno db_pgno_t lu PGDBT pg DBT s ARG opflags u_int32_t lu END @@ -74,9 +67,9 @@ END */ BEGIN rsplit 63 DB fileid int32_t ld -WRLOCK pgno db_pgno_t lu +ARG pgno db_pgno_t lu PGDBT pgdbt DBT s -WRLOCK root_pgno db_pgno_t lu +ARG root_pgno db_pgno_t lu ARG nrec db_pgno_t lu DBT rootent DBT s POINTER rootlsn DB_LSN * lu @@ -93,7 +86,7 @@ END */ BEGIN adj 55 DB fileid int32_t ld -WRLOCK pgno db_pgno_t lu +ARG pgno db_pgno_t lu POINTER lsn DB_LSN * lu ARG indx u_int32_t lu ARG indx_copy u_int32_t lu @@ -111,7 +104,7 @@ END */ BEGIN cadjust 56 DB fileid int32_t ld -WRLOCK pgno db_pgno_t lu +ARG pgno db_pgno_t lu POINTER lsn DB_LSN * lu ARG indx u_int32_t lu ARG adjust int32_t ld @@ -127,7 +120,7 @@ END */ BEGIN cdel 57 DB fileid int32_t ld -WRLOCK pgno db_pgno_t lu +ARG pgno db_pgno_t lu POINTER lsn DB_LSN * lu ARG indx u_int32_t lu END @@ -137,13 +130,16 @@ END * * pgno: the page modified. * lsn: the page's original lsn. + * indx: the index to be replaced. + * isdeleted: set if the record was previously deleted. * orig: the original data. - * new: the replacement data. - * duplicate: the prefix of the replacement that matches the original. + * repl: the replacement data. + * prefix: the prefix of the replacement that matches the original. + * suffix: the suffix of the replacement that matches the original. */ BEGIN repl 58 DB fileid int32_t ld -WRLOCK pgno db_pgno_t lu +ARG pgno db_pgno_t lu POINTER lsn DB_LSN * lu ARG indx u_int32_t lu ARG isdeleted u_int32_t lu @@ -158,8 +154,8 @@ END */ BEGIN root 59 DB fileid int32_t ld -WRLOCK meta_pgno db_pgno_t lu -WRLOCK root_pgno db_pgno_t lu +ARG meta_pgno db_pgno_t lu +ARG root_pgno db_pgno_t lu POINTER meta_lsn DB_LSN * lu END @@ -206,3 +202,24 @@ ARG recno db_recno_t ld /* Order number of the adjustment. */ ARG order u_int32_t ld END + +/* + * BTREE-relink -- Handles relinking around a deleted leaf page. + * + */ +BEGIN relink 147 +/* Fileid of db affected. */ +DB fileid int32_t ld +/* The page being changed. */ +ARG pgno db_pgno_t lu +/* The page's original lsn. */ +POINTER lsn DB_LSN * lu +/* The previous page. */ +ARG prev db_pgno_t lu +/* The previous page's original lsn. */ +POINTER lsn_prev DB_LSN * lu +/* The next page. */ +ARG next db_pgno_t lu +/* The previous page's original lsn. */ +POINTER lsn_next DB_LSN * lu +END |