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authorUlrich Drepper <drepper@redhat.com>1999-06-13 13:36:34 +0000
committerUlrich Drepper <drepper@redhat.com>1999-06-13 13:36:34 +0000
commitec239360d13518a13f572b635d036c7d10028010 (patch)
treebdb5111363f45d2107849c2456b575d72779174c /db2/include/db_page.h
parentfc3703521650a9b6db910a50c4fc0f410496e134 (diff)
downloadglibc-ec239360d13518a13f572b635d036c7d10028010.tar.gz
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Update.
	* db2/Makefile (distribute): Remove files which do not exist
	anymore.
Diffstat (limited to 'db2/include/db_page.h')
-rw-r--r--db2/include/db_page.h56
1 files changed, 3 insertions, 53 deletions
diff --git a/db2/include/db_page.h b/db2/include/db_page.h
index e1846cbbbd..5c9ca674f1 100644
--- a/db2/include/db_page.h
+++ b/db2/include/db_page.h
@@ -4,7 +4,7 @@
  * Copyright (c) 1996, 1997, 1998
  *	Sleepycat Software.  All rights reserved.
  *
- *	@(#)db_page.h	10.15 (Sleepycat) 5/1/98
+ *	@(#)db_page.h	10.18 (Sleepycat) 12/2/98
  */
 
 #ifndef _DB_PAGE_H_
@@ -43,14 +43,6 @@
 
 /*
  * Btree metadata page layout:
- *
- *	+-----------------------------------+
- *	|    lsn    |   pgno    |   magic   |
- *	+-----------------------------------+
- *	|   version |  pagesize |   free    |
- *	+-----------------------------------+
- *	|    flags  |  unused ...	    |
- *	+-----------------------------------+
  */
 typedef struct _btmeta {
 	DB_LSN	  lsn;		/* 00-07: LSN. */
@@ -72,10 +64,6 @@ typedef struct _btmeta {
 	u_int32_t re_pad;	/* 44-47: Recno: fixed-length record pad. */
 				/* 48-67: Unique file ID. */
 	u_int8_t  uid[DB_FILE_ID_LEN];
-
-	u_int32_t spare[13];	/* 68-123: Save some room for growth. */
-
-	DB_BTREE_LSTAT stat;	/* 124-163: Statistics. */
 } BTMETA;
 
 /************************************************************************
@@ -84,18 +72,6 @@ typedef struct _btmeta {
 
 /*
  * Hash metadata page layout:
- *
- *	+-----------------------------------+
- *	|    lsn    |   magic   |  version  |
- *	+-----------------------------------+
- *	|  pagesize | ovfl_point| last_freed|
- *	+-----------------------------------+
- *	| max_bucket| high_mask | low_mask  |
- *	+-----------------------------------+
- * 	| ffactor   |   nelem   | charkey   |
- *	+-----------------------------------+
- *	| spares[32]|   flags   | unused    |
- *	+-----------------------------------+
  */
 /* Hash Table Information */
 typedef struct hashhdr {	/* Disk resident portion */
@@ -359,10 +335,6 @@ typedef struct _hkeydata {
 
 /*
  * The third type is the H_OFFPAGE, represented by the HOFFPAGE structure:
- *
- *	+-----------------------------------+
- *	|   type    |  pgno_t   | total len |
- *	+-----------------------------------+
  */
 typedef struct _hoffpage {
 	u_int8_t  type;		/*    00: Page type and delete flag. */
@@ -383,10 +355,6 @@ typedef struct _hoffpage {
 
 /*
  * The fourth type is H_OFFDUP represented by the HOFFDUP structure:
- *
- *	+-----------------------+
- *	|   type    |  pgno_t   |
- *	+-----------------------+
  */
 typedef struct _hoffdup {
 	u_int8_t  type;		/*    00: Page type and delete flag. */
@@ -431,10 +399,6 @@ typedef struct _hoffdup {
 
 /*
  * The first type is B_KEYDATA, represented by the BKEYDATA structure:
- *
- *	+-----------------------------------+
- *	|   length  |    type   | key/data  |
- *	+-----------------------------------+
  */
 typedef struct _bkeydata {
 	db_indx_t len;		/* 00-01: Key/data item length. */
@@ -457,13 +421,7 @@ typedef struct _bkeydata {
 
 /*
  * The second and third types are B_DUPLICATE and B_OVERFLOW, represented
- * by the BOVERFLOW structure:
- *
- *	+-----------------------------------+
- *	| total len |    type   |   unused  |
- *	+-----------------------------------+
- *	| nxt: page |  nxt: off | nxt: len  |
- *	+-----------------------------------+
+ * by the BOVERFLOW structure.
  */
 typedef struct _boverflow {
 	db_indx_t unused1;	/* 00-01: Padding, unused. */
@@ -501,10 +459,6 @@ typedef struct _boverflow {
 
 /*
  * Btree internal entry.
- *
- *	+-----------------------------------+
- *	| leaf pgno |   type    | data ...  |
- *	+-----------------------------------+
  */
 typedef struct _binternal {
 	db_indx_t  len;		/* 00-01: Key/data item length. */
@@ -535,12 +489,8 @@ typedef struct _binternal {
 /*
  * The recno internal entry.
  *
- *	+-----------------------+
- *	| leaf pgno | # of recs |
- *	+-----------------------+
- *
  * XXX
- * Why not fold this into the db_indx_t structure, it's fixed length.
+ * Why not fold this into the db_indx_t structure, it's fixed length?
  */
 typedef struct _rinternal {
 	db_pgno_t  pgno;	/* 00-03: Page number of referenced page. */