c55dab446f
git-svn-id: https://svn.code.sf.net/p/flaim/code/trunk@7 0109f412-320b-0410-ab79-c3e0c5ffbbe6
234 lines
7.6 KiB
C
234 lines
7.6 KiB
C
//-------------------------------------------------------------------------
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// Desc: Typedefs for strucures needed to build pcode.
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// Tabs: 3
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//
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// Copyright (c) 1991-1992,1995-2006 Novell, Inc. All Rights Reserved.
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of version 2 of the GNU General Public
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// License as published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, contact Novell, Inc.
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//
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// To contact Novell about this file by physical or electronic mail,
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// you may find current contact information at www.novell.com
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//
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// $Id: fddpcode.h 12329 2006-01-20 17:49:30 -0700 (Fri, 20 Jan 2006) ahodgkinson $
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//-------------------------------------------------------------------------
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#ifndef FDDPCODE_H
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#define FDDPCODE_H
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#include "fpackon.h"
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// IMPORTANT NOTE: No other include files should follow this one except
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// for fpackoff.h
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// Logical File Save Area Layout for 4.x files.
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#define LFH_LF_NUMBER_OFFSET 0 // Logical file number
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#define LFH_TYPE_OFFSET 2 // Type of logical file
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#define LFH_STATUS_OFFSET 3 // Contains status bits
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#define LFH_ROOT_BLK_OFFSET 4 // B-TREE root block address
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//#define LFH_FUTURE1 8 // Not necessarily zeroes - Code bases
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// 31 and 40 put stuff here.
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#define LFH_NEXT_DRN_OFFSET 12 // Next DRN for containers
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#define LFH_MAX_FILL_OFFSET 16 // Max fill % after rightmost split.
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#define LFH_MIN_FILL_OFFSET 17 // Min fill % in blk after normal delete
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//#define LFH_FUTURE2 18 // Filled with zeros
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#define LFH_SIZE 32 // Maximum size of LFH.
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typedef struct DDEntry * DDENTRY_p;
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typedef struct TmpFieldDef * TFIELD_p;
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typedef struct TmpIndexFieldPath * TIFP_p;
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typedef struct TmpIndexFieldDef * TIFD_p;
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typedef struct TmpIndexDef * TIXD_p;
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typedef struct Tmp_Dictionary * TDICT_p;
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typedef struct TmpFlaimArea * TFAREA_p;
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RCODE fdictRebuild(
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FDB * pDb);
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RCODE fdictBuildTables(
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TDICT_p pTDict,
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FLMBOOL bRereadLFiles,
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FLMBOOL bNewDict);
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RCODE fdictInitTDict(
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FDB * pDb,
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TDICT_p pTDict);
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RCODE fdictCopySkeletonDict(
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FDB * pDb);
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RCODE fdictCloneDict(
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FDB * pDb);
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RCODE fdictFixupLFileTbl(
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FDICT * pDict);
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RCODE fdictProcessAllDictRecs(
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FDB * pDb,
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TDICT_p pTDict);
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RCODE fdictProcessRec(
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TDICT_p pTDict,
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FlmRecord * pRecord,
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FLMUINT uiDictRecNum);
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RCODE DDGetFieldType(
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FlmRecord * pRecord,
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void * pvField,
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FLMUINT * puiFldInfo);
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RCODE DDGetEncType(
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FlmRecord * pRecord,
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void * pvField,
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FLMUINT * puiFldInfo);
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RCODE fdictCreateNewDict(
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FDB * pDb);
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RCODE fdictCreate(
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FDB * pDb,
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const char * pszDictPath,
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const char * pDictBuf);
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RCODE flmAddRecordToDict(
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FDB * pDb,
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FlmRecord * pRecord,
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FLMUINT uiDictId,
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FLMBOOL bRereadLFiles);
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/****************************************************************************
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Desc: Structure for type, DRN and name for data dictionary entries
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****************************************************************************/
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typedef struct DDEntry
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{
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DDENTRY_p pNextEntry;
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void * vpDef;
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FLMUINT uiEntryNum;
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FLMUINT uiType;
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} DDENTRY;
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/****************************************************************************
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Desc: Temporary field info used during a database create or dictionary
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modification. This field is pointed to by the DDEntry structure.
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****************************************************************************/
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typedef struct TmpFieldDef
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{
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FLMUINT uiFldNum;
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FLMUINT uiFldInfo;
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} TFIELD;
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/****************************************************************************
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Desc: Temporary encryption definition info used during a database create or
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dictionary modification. This field is pointed to by the
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DDEntry structure.
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****************************************************************************/
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typedef struct
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{
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FLMUINT uiRecNum;
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FLMUINT uiState;
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FLMUINT uiAlgType;
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FLMBYTE * pucKeyInfo;
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FLMUINT uiLength;
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} TENCDEF;
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/****************************************************************************
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Desc: Used as temporary storage for index definitions during a
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database create or dictionary modification. This field is
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pointed to by the DDEntry structure.
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****************************************************************************/
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typedef struct TmpIndexFieldPath
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{
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TIFP_p pNextTIfp; // Linked list of IFPs
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FLMBOOL bFieldInThisDict; // Was field reference found in the
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// dictionary we are updating?
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FLMUINT uiFldNum; // Fixedup field ID value
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} TIFP;
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/****************************************************************************
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Desc: Used as temporary storage for index definitions during a
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database create or dictionary modification. This field is
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pointed to by the DDEntry structure.
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****************************************************************************/
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typedef struct TmpIndexFieldDef
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{
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TIFP_p pTIfp; // Linked list of temporary field paths
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TIFD_p pNextTIfd; // Linked List
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FLMUINT uiFlags; // Field type & processing flags
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FLMUINT uiNextFixupPos; // Next fixup position
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FLMUINT uiLimit; // Zero or limit of characters/bytes
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FLMUINT uiCompoundPos; // Position of this field is in
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// the compound key. Zero based number.
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} TIFD;
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/****************************************************************************
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Desc: Used as temporary storage for index definitions during a
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database create or dictionary modification. This field is
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pointed to by the DDEntry structure.
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****************************************************************************/
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typedef struct TmpIndexDef
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{
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TIFD_p pNextTIfd; // Linked list of TIFDs
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FLMUINT uiFlags; // Index attributes
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FLMUINT uiContainerNum; // Container number of data records
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FLMUINT uiNumFlds; // Number of field definitions
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FLMUINT uiLanguage; // Index language
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FLMUINT uiEncId; // Encryption Definition
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} TIXD;
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/****************************************************************************
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Desc: Contains the dictionary entries through parsing all of the dictionary
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records. Used for expanding record definitions, checking index
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definitions, building fixup position values and last of all
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BUILDING THE PCODE.
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****************************************************************************/
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typedef struct Tmp_Dictionary
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{
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FDB * pDb;
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POOL pool; // Pool for the DDENTRY allocations.
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LFILE * pLFile; // Dictionary container LFile
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FDICT_p pDict; // Pointer to new dictionary.
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FLMBOOL bWriteToDisk; // Flag indicating if PCODE should be
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// written to disk after being generated.
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// Variables for building dictionaries
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FLMUINT uiCurPcodeAddr; // Current pcode block we are adding to
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FLMUINT uiBlockSize; // PCODE Block size
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// Used in building the temporary structures
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FLMUINT uiVersionNum; // Version number of database.
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DDENTRY_p pFirstEntry;
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DDENTRY_p pLastEntry;
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FLMUINT uiNewIxds;
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FLMUINT uiNewIfds;
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FLMUINT uiNewFldPaths;
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FLMUINT uiNewLFiles;
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FLMUINT uiTotalItts;
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FLMUINT uiTotalIxds;
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FLMUINT uiTotalIfds;
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FLMUINT uiTotalFldPaths;
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FLMUINT uiTotalLFiles;
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FLMUINT uiBadField; // Set to field number on most errors.
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FLMUINT uiBadReference; // Same
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FLMUINT uiDefaultLanguage;// Default language to set in each index.
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} TDICT;
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#include "fpackoff.h"
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#endif
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