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145 lines
4.7 KiB
C
145 lines
4.7 KiB
C
/*
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File: BTEqu.h
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Contains: B*Tree Manager equates
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Written by: Kenny SC. Tung
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Copyright: © 1989-1991 by Apple Computer, Inc., all rights reserved.
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Change History (most recent first):
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<9> 11/20/91 KST Adding assert "__BTequ__".
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<8> 8/3/90 KST Adding a new field ioBTWriteFlag in BTioParam structure.
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<7> 7/17/90 KST btRsrvedErr is no longer used.
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<6> 7/17/90 KST Adding 2 error codes -428 and -429.
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<5> 7/6/90 KST Changing maxKeyLen from 127 to 129 per AppleMail request.
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<4> 4/4/90 KST Adding new error code -- "btDepthErr".
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<3> 3/29/90 KST Adding a new field ioBTKCProc in BTioParam. adding a new error
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code, and updated BTree glue codes.
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<2> 2/22/90 KST Adding a new field "ioBTDataSize" in BTioParam.
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<1> 2/21/90 HJR Moved from Interfaces:CIncludes to Internal:C.
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<3> 2/6/90 KST Adding a new call, BTUpdateKD.
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<2> 2/6/90 KST Adding glue code.
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<1.3> 11/22/89 KST Changed B*Tree error code from -400 to -410.
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<1.2> 9/18/89 KST added a new kdDTString type.
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<1.1> 6/15/89 KST Includes Files.h if __FILES__ undefined.
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<1.0> 6/15/89 KST Added BTreeEqu.h file.
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To Do:
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*/
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#ifndef __FILES__
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#include <files.h>
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#endif
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#ifndef __BTEQU__
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#define __BTEQU__
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#define caseSens 0x10 /* case sensitive = 16 */
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#define diacNsens 0x20 /* diac not sensitive = 32 */
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/* key descriptor */
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#define kdSkip 0
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#define kdByte 1 /* unsigned */
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#define kdWord 4 /* unsigned */
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#define kdLong 6 /* unsigned */
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#define kdSignedByte 2 /* signed */
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#define kdSignedWord 5 /* signed */
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#define kdSignedLong 7 /* signed */
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#define kdString 3
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#define kdFLString 8 /* fixed length string */
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#define kdDTString 9 /* replace default key for DTDB */
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#define kdUseKCProc 10 /* always uses key comparison procedure <28Mar90> */
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typedef struct BTParam {
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ParamBlockHeader
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short ioRefNum; /* 24 */
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short ioBTNodeSize; /* 26 */
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short ioBTMaxKLen; /* 28 */
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short ioBTDepth; /* 30 */
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long ioBTRecNum; /* 32 */
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long ioBTNNodes; /* 36 */
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long ioBTFreeNode; /* 40 */
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long ioBTClumpSize; /* 44 */
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long ioDirID; /* 48 */
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Ptr ioBTKDPtr; /* 52 */
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short ioBTKDReqCount; /* 56 */
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short ioBTKDActCount; /* 58 */
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} BTParam;
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typedef struct BTIOParam {
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ParamBlockHeader
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short ioRefNum; /* 24 */
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char ioBTWriteFlag; /* 26 used by BTFlush only */
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char ioPermssn; /* 27 */
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Ptr ioMisc; /* 28 */
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Ptr ioBuffer; /* 32 */
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long ioReqCount; /* 36 */
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long ioActCount; /* 40 */
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Ptr ioBTKeyPtr; /* 44 */
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long ioDirID; /* 48 don't move above this */
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long ioBTHint1; /* 52 */
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long ioBTHint2; /* 56 */
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short ioBTHint3; /* 60 */
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short ioBTHint4; /* 62 reserved */
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long ioBTHint5; /* 64 reserved */
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short ioBTPosMode; /* 68 */
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short ioKReqCount; /* 70 */
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short ioKActCount; /* 72 */
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long ioBTRsrvUID; /* 74 */
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long ioBTDataSize; /* 78 */
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Ptr ioBTKCProc; /* 82 */ /* only used by BTOpen, this will override KD */
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} BTioParam;
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#define kdMaxLen 24
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#define MaxKeyLen 129 /* doesn't include length byte */
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/* error code */
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#define notBTree -410
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#define btBadNode -411
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#define btSizeErr -412
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#define btNoSpace -413
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#define btDupRecErr -414
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#define btRecNotFnd -415
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#define btKeyLenErr -416
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#define btKeyAttrErr -417
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#define btKeyFdErr -418
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#define btPMInvalid -419
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#define btKDLenErr -420
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#define btKDTypeErr -421
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#define btBadUIDErr -422
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#define btNoKDErr -424 /* no key descriptor in the header */
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#define btDepthErr -425 /* tree depth > maxDepth <04Apr90> */
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#define btNoKCProcErr -426 /* no Key Comp procedure error <28Mar90> */
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#define btVersionErr -427 /* Btree version error (for future release) */
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#define btEofErr -428 /* BTGetRec reading beyond EOF */
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#define btBofErr -429 /* BTGetRec reading before BOF */
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#ifdef __safe_link
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extern "C" {
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#endif
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pascal short BTInit (BTParam *btparam, short async);
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pascal short BTOpen (BTioParam *btioparam, short async);
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pascal short BTClose (BTioParam *btioparam, short async);
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pascal short BTInsRec (BTioParam *btioparam, short async);
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pascal short BTSetRec (BTioParam *btioparam, short async);
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pascal short BTReplRec (BTioParam *btioparam, short async);
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pascal short BTSearch (BTioParam *btioparam, short async);
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pascal short BTGetRec (BTioParam *btioparam, short async);
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pascal short BTDelete (BTioParam *btioparam, short async);
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pascal short BTGetInfo (BTParam *btparam, short async);
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pascal short BTFlush (BTioParam *btioparam, short async);
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pascal short BTCleanUp (BTioParam *btioparam, short async);
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pascal short BTRsrvAccess(BTioParam *btioparam, short async);
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pascal short BTRelAccess (BTioParam *btioparam, short async);
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pascal short BTGetUid (BTioParam *btioparam, short async);
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pascal short BTUpdateKD (BTParam *btparam, short async);
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#ifdef __safe_link
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}
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#endif
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#endif |