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Comparing ibx/trunk/fbintf/IB.pas (file contents):
Revision 45 by tony, Tue Dec 6 10:33:46 2016 UTC vs.
Revision 349 by tony, Mon Oct 18 08:39:40 2021 UTC

#	Line 60 | Line 60
60		{                                                                        }
61		{************************************************************************}
62		unit IB;
63	+	{$IFDEF MSWINDOWS}
64	+	{$DEFINE WINDOWS}
65	+	{$ENDIF}
66
67		{$IFDEF FPC}
68	<	{$mode objfpc}{$H+}
68	>	{$mode delphi}
69		{$codepage UTF8}
70		{$interfaces COM}
71	<	{$IF FPC_FULLVERSION < 30000 }
71	>	{$IF defined(FPC) and (FPC_FULLVERSION < 30000) }
72		{$ERROR FPC Version 3.0.0 or later is required}
73	<	{$ENDIF}
73	>	{$IFEND}
74		{$ENDIF}
75
76	+	{$IFNDEF LEGACYFIREBIRDAPIONLY}
77		{$DEFINE USEFIREBIRD3API}
78	+	{$ENDIF}
79	+	{$IFNDEF FIREBIRD3APIONLY}
80		{$DEFINE USELEGACYFIREBIRDAPI}
81	+	{$ENDIF}
82
83		{
84		This unit defines the interfaces used to provide the Pascal Language
#	Line 103 | Line 110 | unit IB;
110
111		5. Straightforward progammatic access to the Firebird API from Pascal programs.
112
113	+	6. FPC and Delphi Support.
114	+
115		String Types
116		============
117
#	Line 117 | Line 126 | unit IB;
126		interface
127
128		uses
129	<	Classes, SysUtils, DB, FBMessages, IBExternals;
129	>	Classes,
130	>	{$IFDEF WINDOWS}Windows, {$ENDIF}
131	>	{$IFDEF FPC} Dynlibs, {$ENDIF}
132	>	SysUtils, DB, FBMessages, IBExternals, FmtBcd;
133	>
134	>	const
135	>	{Interface version information}
136	>	FBIntf_Major = 1;
137	>	FBIntf_Minor = 3;
138	>	FBIntf_Release = 2;
139	>	FBIntf_Version = '1.3.2';
140	>
141	>	const
142	>	{DPB, TPB and SPB Parameter Block Name Prefixes}
143	>	DPBPrefix = 'isc_dpb_';
144	>	TPBPrefix = 'isc_tpb_';
145	>
146	>	const
147	>	{Time Zone ID constraint}
148	>	MaxOffsetTimeZoneID = 2879; {lower values represent a time zone offset between
149	>	-23:59 and 23:59. Higher values are keys to the
150	>	Time Zone database.}
151	>
152	>	TimeZoneID_GMT = 23*minsPerHour + 59;
153	>	decimillisecondsPerSecond = 10000;
154	>	TimeZoneDisplacementDelta = 60*23 + 59; {23:59 in minutes}
155
156		{These include files are converted from the 'C' originals in the Firebird API
157		and define the various constants used by the API}
158
159	<	{$I consts_pub.inc}
160	<	{$I inf_pub.inc}
161	<	{$I configkeys.inc}
159	>	{$I 'include/consts_pub.inc'}
160	>	{$I 'include/dyn_consts.inc'}
161	>	{$I 'include/inf_pub.inc'}
162	>	{$I 'include/configkeys.inc'}
163	>	{$I 'include/blr.inc'}
164
165		{The following constants define the values return by calls to the GetSQLType
166		methods provided by several of the interfaces defined below.}
#	Line 146 | Line 182 | uses
182		SQL_TYPE_TIME                  =        560;
183		SQL_TYPE_DATE                  =        570;
184		SQL_INT64                      =        580;
185	+	SQL_TIMESTAMP_TZ_EX            =        32748;
186	+	SQL_TIME_TZ_EX                 =        32750;
187	+	SQL_INT128                     =        32752;
188		SQL_BOOLEAN                    =        32764;
189	+	SQL_TIMESTAMP_TZ               =        32754;
190	+	SQL_TIME_TZ                    =        32756;
191	+	SQL_DEC_FIXED                  =        32758;    {FB4 Beta 1 only}
192	+	SQL_DEC16                      =        32760;
193	+	SQL_DEC34                      =        32762;
194	+	SQL_NULL                       =        32766;
195		SQL_DATE                       =        SQL_TIMESTAMP;
196
197		type
#	Line 160 | Line 205 | type
205		PGDS__QUAD           = ^TGDS__QUAD;
206		PISC_QUAD            = ^TISC_QUAD;
207
208	+	{$IFNDEF FPC}
209	+	{Delphi missing definitions}
210	+	type
211	+	TLibHandle = THandle;
212	+
213	+	const
214	+	NilHandle = 0;
215	+	DirectorySeparator = '\';
216	+
217	+	{Delphi only seems to define CP_UTF8 and CP_UTF16}
218	+	const
219	+	CP_ACP     = 0;     // default to ANSI code page
220	+	CP_OEMCP   = 1;     // default to OEM (console) code page
221	+	CP_UTF16BE = 1201;  // unicodeFFFE
222	+	CP_UTF7    = 65000; // utf-7
223	+	CP_ASCII   = 20127; // us-ascii
224	+	CP_NONE    = $FFFF; // rawbytestring encoding
225	+
226	+	{$ENDIF}
227	+
228	+	type
229	+	{$IF not declared(TSystemCodePage)}
230	+	TSystemCodePage = word; {not defined in Delphi}
231	+	{$IFEND}
232	+
233		TIBSQLStatementTypes =
234		(SQLUnknown, SQLSelect, SQLInsert,
235		SQLUpdate, SQLDelete, SQLDDL,
236		SQLGetSegment, SQLPutSegment,
237		SQLExecProcedure, SQLStartTransaction,
238		SQLCommit, SQLRollback,
239	<	SQLSelectForUpdate, SQLSetGenerator);
239	>	SQLSelectForUpdate, SQLSetGenerator,
240	>	SQLSavePoint);
241
242		TFBStatusCode = cardinal;
243		TByteArray = array of byte;
244	+	TFBTimeZoneID = ISC_USHORT;
245
246	+	IFirebirdAPI = interface;
247		IAttachment = interface;
248		ITransaction = interface;
249	+	IStatement = interface;
250
251	<	{The IParameterBlock generic interface provides the template for all parameter
251	>	{The IParameterBlock interface provides the template for all parameter
252		block interfaces}
253
254	<	generic IParameterBlock<_IItem> = interface
254	>	IParameterBlock<_IItem> = interface
255		function getCount: integer;
256		function Add(ParamType: byte): _IItem;
257		function getItems(index: integer): _IItem;
#	Line 187 | Line 261 | type
261		property Items[index: integer]: _IItem read getItems; default;
262		end;
263
264	+	IParameterBlockWithTypeNames<_IItem> = interface(IParameterBlock<_IItem>)
265	+	function AddByTypeName(ParamTypeName: AnsiString): _IItem;
266	+	function GetDPBParamTypeName(ParamType: byte): Ansistring; deprecated 'Use Get ParamTypeName';
267	+	function GetParamTypeName(ParamType: byte): Ansistring;
268	+	end;
269	+
270		{IParameterBlockItem is not used on its own but instead provides a base type for
271		different parameter block items }
272
273		IParameterBlockItem = interface
274	+	['{53b23f7b-abda-46a5-9aa5-07bd5e723266}']
275		function getParamType: byte;
276		function getAsInteger: integer;
277	<	function getAsString: string;
277	>	function getAsString: AnsiString;
278		function getAsByte: byte;
279	<	procedure setAsString(aValue: string);
279	>	procedure setAsString(aValue: AnsiString);
280		procedure setAsByte(aValue: byte);
281		procedure SetAsInteger(aValue: integer);
282	<	property AsString: string read getAsString write setAsString;
282	>	property AsString: AnsiString read getAsString write setAsString;
283		property AsByte: byte read getAsByte write setAsByte;
284		property AsInteger: integer read getAsInteger write SetAsInteger;
285		end;
286
287	+	IParameterBlockItemWithTypeName = interface(IParameterBlockItem)
288	+	function getParamTypeName: AnsiString;
289	+	end;
290
291		{The IStatus interface provides access to error information, if any, returned
292		by the last API call. It can also be used to customise the error message
#	Line 211 | Line 295 | type
295		This interface can be accessed from IFirebirdAPI.
296		}
297
298	+	TIBDataBaseErrorMessage    = (ShowSQLCode,
299	+	ShowIBMessage,
300	+	ShowSQLMessage);
301	+
302	+	TIBDataBaseErrorMessages   = set of TIBDataBaseErrorMessage;
303	+
304	+	TStatusCode = long;
305	+
306		IStatus = interface
307	<	function GetIBErrorCode: Long;
308	<	function Getsqlcode: Long;
309	<	function GetMessage: string;
307	>	['{34167722-af38-4831-b08a-93162d58ede3}']
308	>	function GetIBErrorCode: TStatusCode;
309	>	function Getsqlcode: TStatusCode;
310	>	function GetMessage: AnsiString;
311		function CheckStatusVector(ErrorCodes: array of TFBStatusCode): Boolean;
312		function GetIBDataBaseErrorMessages: TIBDataBaseErrorMessages;
313		procedure SetIBDataBaseErrorMessages(Value: TIBDataBaseErrorMessages);
#	Line 231 | Line 324 | type
324		TArrayBounds = array of TArrayBound;
325
326		IArrayMetaData = interface
327	+	['{7dd0aea4-59af-4c2a-b958-565d5025c489}']
328		function GetSQLType: cardinal;
329	<	function GetSQLTypeName: string;
329	>	function GetSQLTypeName: AnsiString;
330		function GetScale: integer;
331		function GetSize: cardinal;
332	+	function GetCharSetWidth: integer;
333		function GetCharSetID: cardinal;
334	<	function GetTableName: string;
335	<	function GetColumnName: string;
334	>	function GetTableName: AnsiString;
335	>	function GetColumnName: AnsiString;
336		function GetDimensions: integer;
337		function GetBounds: TArrayBounds;
338		end;
#	Line 262 | Line 357 | type
357		TArrayEventHandler = procedure(Sender: IArray; Reason: TArrayEventReason) of object;
358
359		IArray = interface(IArrayMetaData)
360	+	['{631c6bb1-fb49-44fb-a64a-c49859632b88}']
361		function GetArrayID: TISC_QUAD;
362		procedure Clear;
363		function IsEmpty: boolean;
#	Line 272 | Line 368 | type
368		function GetAsBoolean(index: array of integer): boolean;
369		function GetAsCurrency(index: array of integer): Currency;
370		function GetAsInt64(index: array of integer): Int64;
371	<	function GetAsDateTime(index: array of integer): TDateTime;
371	>	function GetAsDateTime(index: array of integer): TDateTime; overload;
372	>	procedure GetAsDateTime(index: array of integer; var aDateTime: TDateTime; var dstOffset: smallint; var aTimezoneID: TFBTimeZoneID); overload;
373	>	procedure GetAsDateTime(index: array of integer; var aDateTime: TDateTime; var dstOffset: smallint; var aTimezone: AnsiString); overload;
374	>	procedure GetAsTime(index: array of integer; var aTime: TDateTime; var dstOffset: smallint; var aTimezoneID: TFBTimeZoneID; OnDate: TDateTime); overload;
375	>	procedure GetAsTime(index: array of integer; var aTime: TDateTime; var dstOffset: smallint; var aTimezone: AnsiString; OnDate: TDateTime); overload;
376	>	function GetAsUTCDateTime(index: array of integer): TDateTime;
377		function GetAsDouble(index: array of integer): Double;
378		function GetAsFloat(index: array of integer): Float;
379		function GetAsLong(index: array of integer): Long;
380		function GetAsShort(index: array of integer): Short;
381	<	function GetAsString(index: array of integer): String;
381	>	function GetAsString(index: array of integer): AnsiString;
382		function GetAsVariant(index: array of integer): Variant;
383	+	function GetAsBCD(index: array of integer): tBCD;
384		procedure SetAsInteger(index: array of integer; AValue: integer);
385		procedure SetAsBoolean(index: array of integer; AValue: boolean);
386		procedure SetAsCurrency(index: array of integer; Value: Currency);
387		procedure SetAsInt64(index: array of integer; Value: Int64);
388		procedure SetAsDate(index: array of integer; Value: TDateTime);
389	+	procedure SetAsDateTime(index: array of integer; Value: TDateTime); overload;
390	+	procedure SetAsDateTime(index: array of integer; aValue: TDateTime; aTimeZoneID: TFBTimeZoneID); overload;
391	+	procedure SetAsDateTime(index: array of integer; aValue: TDateTime; aTimeZone: AnsiString); overload;
392	+	procedure SetAsTime(index: array of integer; Value: TDateTime); overload;
393	+	procedure SetAsTime(index: array of integer; aValue: TDateTime; OnDate: TDateTime; aTimeZoneID: TFBTimeZoneID); overload;
394	+	procedure SetAsTime(index: array of integer; aValue: TDateTime; OnDate: TDateTime; aTimeZone: AnsiString); overload;
395	+	procedure SetAsUTCDateTime(index: array of integer; aUTCTime: TDateTime);
396		procedure SetAsLong(index: array of integer; Value: Long);
288	–	procedure SetAsTime(index: array of integer; Value: TDateTime);
289	–	procedure SetAsDateTime(index: array of integer; Value: TDateTime);
397		procedure SetAsDouble(index: array of integer; Value: Double);
398		procedure SetAsFloat(index: array of integer; Value: Float);
399		procedure SetAsShort(index: array of integer; Value: Short);
400	<	procedure SetAsString(index: array of integer; Value: String);
400	>	procedure SetAsString(index: array of integer; Value: AnsiString);
401		procedure SetAsVariant(index: array of integer; Value: Variant);
402	+	procedure SetAsBcd(index: array of integer; aValue: tBCD);
403		procedure SetBounds(dim, UpperBound, LowerBound: integer);
404		function GetAttachment: IAttachment;
405		function GetTransaction: ITransaction;
#	Line 304 | Line 412 | type
412		}
413
414		IBlobMetaData = interface
415	+	['{575f3c61-bb33-46a5-8975-bb7d1b6e37cc}']
416		function GetSubType: integer;
417		function GetCharSetID: cardinal;
418		function GetCodePage: TSystemCodePage;
419		function GetSegmentSize: cardinal;
420	<	function GetRelationName: string;
421	<	function GetColumnName: string;
420	>	function GetRelationName: AnsiString;
421	>	function GetColumnName: AnsiString;
422		end;
423
424		{The Blob Parameter block is used to select a Blob Filter}
425
426	<	IBPBItem = interface (IParameterBlockItem) end;
426	>	IBPBItem = interface (IParameterBlockItem)
427	>	['{660822a5-3114-4c16-b6cb-c1a7b2aba70d}']
428	>	end;
429
430	<	IBPB = specialize IParameterBlock<IBPBItem>;
430	>	IBPB = interface (IParameterBlock<IBPBItem>)
431	>	['{e0cb9eb5-17f7-4416-b7d1-3cddd1dfca76}']
432	>	end;
433
434		{ The Blob Interface provides access to a blob data item.
435
#	Line 330 | Line 443 | type
443		TBlobType = (btSegmented,btStream);
444
445		IBlob = interface(IBlobMetaData)
446	+	['{3090a145-7780-442b-b15b-efd4568b8611}']
447		function GetBPB: IBPB;
448		procedure Cancel;
449		procedure Close;
#	Line 340 | Line 454 | type
454		TotalSize: Int64; var BlobType: TBlobType);
455		function Read(var Buffer; Count: Longint): Longint;
456		function Write(const Buffer; Count: Longint): Longint;
457	<	function LoadFromFile(Filename: string): IBlob;
457	>	function LoadFromFile(Filename: AnsiString): IBlob;
458		function LoadFromStream(S: TStream) : IBlob;
459	<	function SaveToFile(Filename: string): IBlob;
459	>	function SaveToFile(Filename: AnsiString): IBlob;
460		function SaveToStream(S: TStream): IBlob;
461		function GetAsString: rawbytestring;
462		procedure SetAsString(aValue: rawbytestring);
#	Line 356 | Line 470 | type
470		the output of an SQL Statement.
471		}
472
473	+	TIBDateTimeFormats = (dfTimestamp, {SQL TIMESTAMP}
474	+	dfDateTime,   {SQL DATETIME}
475	+	dfTime,      {SQL TIME}
476	+	dfTimestampTZ, {SQL_TIMESTAMP_TZ}
477	+	dfTimeTZ);       {SQLTIME_TZ
478	+
479		{ IColumnMetaData }
480
481		IColumnMetaData = interface
482	+	['{c222e6c3-53c1-469f-9e05-0a5c3ef232d8}']
483		function GetIndex: integer;
484		function GetSQLType: cardinal;
485	<	function GetSQLTypeName: string;
485	>	function GetSQLTypeName: AnsiString;
486		function getSubtype: integer;
487	<	function getRelationName: string;
488	<	function getOwnerName: string;
489	<	function getSQLName: string;    {Name of the column}
490	<	function getAliasName: string;  {Alias Name of column or Column Name if no alias}
491	<	function getName: string;       {Disambiguated uppercase Field Name}
487	>	function getRelationName: AnsiString;
488	>	function getOwnerName: AnsiString;
489	>	function getSQLName: AnsiString;    {Name of the column}
490	>	function getAliasName: AnsiString;  {Alias Name of column or Column Name if no alias}
491	>	function getName: AnsiString;       {Disambiguated uppercase Field Name}
492		function getScale: integer;
493		function getCharSetID: cardinal;
494		function getCodePage: TSystemCodePage;
495	+	function GetCharSetWidth: integer;
496		function getIsNullable: boolean;
497		function GetSize: cardinal;
498		function GetArrayMetaData: IArrayMetaData; {Valid only for Array SQL Type}
499		function GetBlobMetaData: IBlobMetaData; {Valid only for Blob SQL Type}
500	<	property Name: string read GetName;
500	>	function GetDateTimeStrLength(DateTimeFormat: TIBDateTimeFormats): integer;
501	>	function GetStatement: IStatement;
502	>	function GetTransaction: ITransaction;
503	>	property Name: AnsiString read GetName;
504		property Size: cardinal read GetSize;
505		property SQLType: cardinal read GetSQLType;
506		property Scale: integer read getScale;
#	Line 391 | Line 516 | type
516		{ IMetaData }
517
518		IMetaData = interface
519	+	['{4dafdbb6-0d36-4f1f-9c95-8b132804b965}']
520		function getCount: integer;
521		function getColumnMetaData(index: integer): IColumnMetaData;
522	<	function GetUniqueRelationName: string; {Non empty if all columns come from the same table}
523	<	function ByName(Idx: String): IColumnMetaData;
522	>	function GetUniqueRelationName: AnsiString; {Non empty if all columns come from the same table}
523	>	function ByName(Idx: AnsiString): IColumnMetaData;
524		property ColMetaData[index: integer]: IColumnMetaData read getColumnMetaData; default;
525		property Count: integer read getCount;
526		end;
#	Line 414 | Line 540 | type
540
541
542		ISQLData = interface(IColumnMetaData)
543	+	['{3f493e31-7e3f-4606-a07c-b210b9e3619d}']
544	+	function GetStrDataLength: short;
545		function GetAsBoolean: boolean;
546		function GetAsCurrency: Currency;
547		function GetAsInt64: Int64;
548	<	function GetAsDateTime: TDateTime;
548	>	function GetAsDateTime: TDateTime; overload;
549	>	procedure GetAsDateTime(var aDateTime: TDateTime; var dstOffset: smallint; var aTimezoneID: TFBTimeZoneID); overload;
550	>	procedure GetAsDateTime(var aDateTime: TDateTime; var dstOffset: smallint; var aTimezone: AnsiString); overload;
551	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezoneID: TFBTimeZoneID; OnDate: TDateTime); overload;
552	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezone: AnsiString; OnDate: TDateTime); overload;
553	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezoneID: TFBTimeZoneID); overload;
554	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezone: AnsiString); overload;
555	>	function GetAsUTCDateTime: TDateTime;
556		function GetAsDouble: Double;
557		function GetAsFloat: Float;
558		function GetAsLong: Long;
559		function GetAsPointer: Pointer;
560		function GetAsQuad: TISC_QUAD;
561		function GetAsShort: short;
562	<	function GetAsString: String;
562	>	function GetAsString: AnsiString;
563		function GetIsNull: Boolean;
564		function GetAsVariant: Variant;
565		function GetAsBlob: IBlob; overload;
566		function GetAsBlob(BPB: IBPB): IBlob; overload;
567		function GetAsArray: IArray;
568	+	function GetAsBCD: tBCD;
569		property AsDate: TDateTime read GetAsDateTime;
570		property AsBoolean:boolean read GetAsBoolean;
571		property AsTime: TDateTime read GetAsDateTime;
#	Line 443 | Line 579 | type
579		property AsPointer: Pointer read GetAsPointer;
580		property AsQuad: TISC_QUAD read GetAsQuad;
581		property AsShort: short read GetAsShort;
582	<	property AsString: String read GetAsString;
582	>	property AsString: AnsiString read GetAsString;
583		property AsVariant: Variant read GetAsVariant ;
584		property AsBlob: IBlob read GetAsBlob;
585		property AsArray: IArray read GetAsArray;
586	+	property AsBCD: tBCD read GetAsBCD;
587		property IsNull: Boolean read GetIsNull;
588		property Value: Variant read GetAsVariant;
589		end;
#	Line 458 | Line 595 | type
595		}
596
597		IResults = interface
598	+	['{e836b2bb-93d1-4bbf-a8eb-7ce535de3bb5}']
599		function getCount: integer;
600	+	function GetStatement: IStatement;
601		function GetTransaction: ITransaction;
602	<	function ByName(Idx: String): ISQLData;
602	>	function ByName(Idx: AnsiString): ISQLData;
603		function getSQLData(index: integer): ISQLData;
604	<	procedure GetData(index: integer; var IsNull:boolean; var len: short; var data: PChar);
604	>	procedure GetData(index: integer; var IsNull:boolean; var len: short; var data: PByte);
605		procedure SetRetainInterfaces(aValue: boolean);
606		property Data[index: integer]: ISQLData read getSQLData; default;
607		property Count: integer read getCount;
#	Line 474 | Line 613 | type
613		in turn, used to access the data returned by each field of the current row.
614		}
615		IResultSet = interface(IResults)
616	+	['{0ae4979b-7857-4e8c-8918-ec6f155b51a0}']
617		function FetchNext: boolean;
618	<	function GetCursorName: string;
618	>	function GetCursorName: AnsiString;
619		function IsEof: boolean;
620		procedure Close;
621		end;
622
623		{The ISQLParam interface is used to provide access to each parameter in a
624	<	parametised SQL Statement. It subclasses IColumnMetaData and this part of
485	<	the interface may be used to access information on the expected SQL Type, etc.
486	<
487	<	It also subclasses ISQLData and this part of the interface may be used to access
488	<	current values for each parameter.
489	<
490	<	Otherwise, the interface comprises the Setter Methods and properties used to
624	>	parametised SQL Statement. The interface comprises the Setter Methods and properties used to
625		set the value of each parameter.
626
627		Automatic conversion is provided to and from strings. That is GetAsString and
628		SetAsString are safe to use for sql types other than boolean - provided automatic
629		conversion is possible.
630	+
631	+	ISQLParam is subclassed from the IParamMetaData interface. This interface provides
632	+	access to the parameter metadata. This metadata is mutable and can change after
633	+	a parameter is set to a given value. This is acceptable as long as the parameter
634	+	metadata is type compatible with the underlying column metadata and hence the
635	+	parameter value can be converted by Firebird into a value acceptable by the
636	+	underlying column. The column metadata, which is unmutable, can be obtained
637	+	by the ISQLParam.getColMetadata interface. When a statement is prepared, the
638	+	parameter metadata is always initialised to the column metadata.
639		}
640
641	<	ISQLParam = interface
642	<	function GetIndex: integer;
641	>	IParamMetaData = interface
642	>	['{4e148c4e-2d48-4991-a263-f66eca05c6aa}']
643		function GetSQLType: cardinal;
644	<	function GetSQLTypeName: string;
644	>	function GetSQLTypeName: AnsiString;
645		function getSubtype: integer;
503	–	function getName: string;
646		function getScale: integer;
647		function getCharSetID: cardinal;
648		function getCodePage: TSystemCodePage;
649		function getIsNullable: boolean;
650		function GetSize: cardinal;
651	+	property SQLType: cardinal read GetSQLType;
652	+	end;
653	+
654	+	ISQLParam = interface(IParamMetaData)
655	+	['{b22b4578-6d41-4807-a9a9-d2ec8d1d5a14}']
656	+	function getColMetadata: IParamMetaData;
657	+	function GetIndex: integer;
658	+	function getName: AnsiString;
659		function GetAsBoolean: boolean;
660		function GetAsCurrency: Currency;
661		function GetAsInt64: Int64;
662	<	function GetAsDateTime: TDateTime;
662	>	function GetAsDateTime: TDateTime; overload;
663	>	procedure GetAsDateTime(var aDateTime: TDateTime; var dstOffset: smallint; var aTimezoneID: TFBTimeZoneID); overload;
664	>	procedure GetAsDateTime(var aDateTime: TDateTime; var dstOffset: smallint; var aTimezone: AnsiString); overload;
665	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezoneID: TFBTimeZoneID; OnDate: TDateTime); overload;
666	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezone: AnsiString; OnDate: TDateTime); overload;
667	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezoneID: TFBTimeZoneID); overload;
668	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezone: AnsiString); overload;
669	>	function GetAsUTCDateTime: TDateTime;
670		function GetAsDouble: Double;
671		function GetAsFloat: Float;
672		function GetAsLong: Long;
673		function GetAsPointer: Pointer;
674		function GetAsQuad: TISC_QUAD;
675		function GetAsShort: short;
676	<	function GetAsString: String;
676	>	function GetAsString: AnsiString;
677		function GetIsNull: boolean;
678		function GetAsVariant: Variant;
679		function GetAsBlob: IBlob;
680		function GetAsArray: IArray;
681	+	function GetAsBCD: tBCD;
682	+	function GetStatement: IStatement;
683	+	function GetTransaction: ITransaction;
684		procedure Clear;
685		function GetModified: boolean;
686		procedure SetAsBoolean(AValue: boolean);
#	Line 528 | Line 688 | type
688		procedure SetAsInt64(aValue: Int64);
689		procedure SetAsDate(aValue: TDateTime);
690		procedure SetAsLong(aValue: Long);
691	<	procedure SetAsTime(aValue: TDateTime);
692	<	procedure SetAsDateTime(aValue: TDateTime);
691	>	procedure SetAsTime(aValue: TDateTime); overload;
692	>	procedure SetAsTime(aValue: TDateTime; OnDate: TDateTime; aTimeZoneID: TFBTimeZoneID); overload;
693	>	procedure SetAsTime(aValue: TDateTime; OnDate: TDateTime; aTimeZone: AnsiString); overload;
694	>	procedure SetAsTime(aValue: TDateTime; aTimeZoneID: TFBTimeZoneID); overload;
695	>	procedure SetAsTime(aValue: TDateTime; aTimeZone: AnsiString); overload;
696	>	procedure SetAsDateTime(aValue: TDateTime); overload;
697	>	procedure SetAsDateTime(aValue: TDateTime; aTimeZoneID: TFBTimeZoneID); overload;
698	>	procedure SetAsDateTime(aValue: TDateTime; aTimeZone: AnsiString); overload;
699	>	procedure SetAsUTCDateTime(aUTCTime: TDateTime);
700		procedure SetAsDouble(aValue: Double);
701		procedure SetAsFloat(aValue: Float);
702		procedure SetAsPointer(aValue: Pointer);
703		procedure SetAsShort(aValue: Short);
704	<	procedure SetAsString(aValue: String);
704	>	procedure SetAsString(aValue: AnsiString);
705		procedure SetAsVariant(aValue: Variant);
706		procedure SetIsNull(aValue: Boolean);
707		procedure SetAsBlob(aValue: IBlob);
708		procedure SetAsArray(anArray: IArray);
709		procedure SetAsQuad(aValue: TISC_QUAD);
710		procedure SetCharSetID(aValue: cardinal);
711	+	procedure SetAsBcd(aValue: tBCD);
712		property AsDate: TDateTime read GetAsDateTime write SetAsDate;
713		property AsBoolean:boolean read GetAsBoolean write SetAsBoolean;
714		property AsTime: TDateTime read GetAsDateTime write SetAsTime;
#	Line 553 | Line 721 | type
721		property AsLong: Long read GetAsLong write SetAsLong;
722		property AsPointer: Pointer read GetAsPointer write SetAsPointer;
723		property AsShort: Short read GetAsShort write SetAsShort;
724	<	property AsString: String read GetAsString write SetAsString;
724	>	property AsString: AnsiString read GetAsString write SetAsString;
725		property AsVariant: Variant read GetAsVariant write SetAsVariant;
726		property AsBlob: IBlob read GetAsBlob write SetAsBlob;
727		property AsArray: IArray read GetAsArray write SetAsArray;
728	+	property AsBCD: tBCD read GetAsBCD write SetAsBCD;
729		property AsQuad: TISC_QUAD read GetAsQuad write SetAsQuad;
730		property Value: Variant read GetAsVariant write SetAsVariant;
731		property IsNull: Boolean read GetIsNull write SetIsNull;
732		property IsNullable: Boolean read GetIsNullable;
733		property Modified: Boolean read getModified;
734	<	property Name: string read GetName;
566	<	property SQLType: cardinal read GetSQLType;
734	>	property Name: AnsiString read GetName;
735		end;
736
737		{
#	Line 572 | Line 740 | type
740		}
741
742		ISQLParams = interface
743	+	['{c6d95ac7-b2b7-461b-b890-afef0acbb077}']
744		function getCount: integer;
745		function getSQLParam(index: integer): ISQLParam;
746	<	function ByName(Idx: String): ISQLParam ;
746	>	function ByName(Idx: AnsiString): ISQLParam ;
747		function GetModified: Boolean;
748	+	function GetHasCaseSensitiveParams: Boolean;
749		property Modified: Boolean read GetModified;
750		property Params[index: integer]: ISQLParam read getSQLParam; default;
751		property Count: integer read getCount;
752		end;
753
754	+
755	+	TPerfStats = (psCurrentMemory, psMaxMemory,
756	+	psRealTime, psUserTime, psBuffers,
757	+	psReads, psWrites, psFetches,psDeltaMemory);
758	+
759	+	TPerfCounters = array[TPerfStats] of Int64;
760	+
761	+	{Batch Query Execution Support}
762	+
763	+	TBatchCompletionState = (bcExecuteFailed, bcSuccessNoInfo, bcNoMoreErrors);
764	+
765	+	IBatchCompletion = interface
766	+	['{9bc3d49d-16d9-4606-94e5-ee987103ad92}']
767	+	function getTotalProcessed: cardinal;
768	+	function getState(updateNo: cardinal): TBatchCompletionState;
769	+	function getStatusMessage(updateNo: cardinal): AnsiString;
770	+	function getUpdated: integer;
771	+	function getErrorStatus(var RowNo: integer; var status: IStatus): boolean;
772	+	end;
773	+
774		{The IStatement interface provides access to an SQL Statement once it has been
775		initially prepared. The interface is returned from the IAttachment interface.
776		}
777
778		IStatement = interface
779	+	['{a260576d-a07d-4a66-b02d-1b72543fd7cf}']
780		function GetMetaData: IMetaData;  {Output Metadata}
781		function GetSQLParams: ISQLParams;{Statement Parameters}
782	<	function GetPlan: String;
782	>	function GetPlan: AnsiString;
783		function GetRowsAffected(var SelectCount, InsertCount, UpdateCount, DeleteCount: integer): boolean;
784		function GetSQLStatementType: TIBSQLStatementTypes;
785	<	function GetSQLText: string;
785	>	function GetSQLStatementTypeName: AnsiString;
786	>	function GetSQLText: AnsiString;
787	>	function GetProcessedSQLText: AnsiString;
788		function GetSQLDialect: integer;
789		function IsPrepared: boolean;
790	+	function HasBatchMode: boolean;
791	+	function IsInBatchMode: boolean;
792		procedure Prepare(aTransaction: ITransaction=nil);
793		function Execute(aTransaction: ITransaction=nil): IResults;
794		function OpenCursor(aTransaction: ITransaction=nil): IResultSet;
795		function GetAttachment: IAttachment;
796		function GetTransaction: ITransaction;
797		procedure SetRetainInterfaces(aValue: boolean);
798	+	procedure EnableStatistics(aValue: boolean);
799	+	function GetPerfStatistics(var stats: TPerfCounters): boolean;
800	+	{IBatch interface support}
801	+	procedure AddToBatch;
802	+	function ExecuteBatch(aTransaction: ITransaction=nil): IBatchCompletion;
803	+	procedure CancelBatch;
804	+	function GetBatchCompletion: IBatchCompletion;
805	+	function GetBatchRowLimit: integer;
806	+	procedure SetBatchRowLimit(aLimit: integer);
807	+	{Stale Reference Check}
808	+	procedure SetStaleReferenceChecks(Enable:boolean); {default true}
809	+	function GetStaleReferenceChecks: boolean;
810	+
811		property MetaData: IMetaData read GetMetaData;
812		property SQLParams: ISQLParams read GetSQLParams;
813		property SQLStatementType: TIBSQLStatementTypes read GetSQLStatementType;
#	Line 616 | Line 824 | type
824		found in the Interbase 6.0 API Guide.
825		}
826
827	<	ITPBItem = interface(IParameterBlockItem) end;
827	>	ITPBItem = interface(IParameterBlockItemWithTypeName)
828	>	['{544c1f2b-7c12-4a87-a4a5-face7ea72671}']
829	>	function getParamTypeName: AnsiString;
830	>	end;
831
832	<	ITPB = specialize IParameterBlock<ITPBItem>;
832	>	ITPB = interface(IParameterBlockWithTypeNames<ITPBItem>)
833	>	['{7369b0ff-defe-437b-81fe-19b211d42d25}']
834	>	end;
835
836		{The ITransactionAction interface provides access to a Transaction once it
837		has been initially started. After a Commit or Rollback, a transaction
#	Line 632 | Line 845 | type
845		TTransactionCompletion = TARollback.. TACommit;
846
847		ITransaction = interface
848	+	['{30928d0e-a9d7-4c61-b7cf-14f4f38abe2a}']
849		function getTPB: ITPB;
850		procedure Start(DefaultCompletion: TTransactionCompletion=taCommit);
851		function GetInTransaction: boolean;
#	Line 659 | Line 873 | type
873		}
874
875		TEventInfo = record
876	<	EventName: string;
876	>	EventName: AnsiString;
877		Count: integer;
878		end;
879
#	Line 670 | Line 884 | type
884		{ IEvents }
885
886		IEvents = interface
887	+	['{6a0be233-ed08-4524-889c-2e45d0c20e5f}']
888		procedure GetEvents(EventNames: TStrings);
889		procedure SetEvents(EventNames: TStrings); overload;
890	<	procedure SetEvents(EventName: string); overload;
890	>	procedure SetEvents(EventName: AnsiString); overload;
891		procedure Cancel;
892		function ExtractEventCounts: TEventCounts;
893		procedure WaitForEvent;
#	Line 680 | Line 895 | type
895		function GetAttachment: IAttachment;
896		end;
897
898	+	TTZTextOptions = (tzOffset,      {Time Zone Rendered as an offset to GMT}
899	+	tzGMT,         {No Time Zone. Time part is always rendered in GMT}
900	+	tzOriginalID); {Time Zone shown as originally entered}
901	+
902	+	{The ITimeZoneServices interface provides access to the time zone database
903	+	used for the attachment. It may be used in support of TIMESTAMP WITH TIME ZONE
904	+	and TIME WITH TIME ZONE data types.}
905	+
906	+	ITimeZoneServices = interface
907	+	['{163821f5-ebef-42b9-ac60-8ac4b5c09954}']
908	+	{utility functions}
909	+	function TimeZoneID2TimeZoneName(aTimeZoneID: TFBTimeZoneID): AnsiString;
910	+	function TimeZoneName2TimeZoneID(aTimeZone: AnsiString): TFBTimeZoneID;
911	+	function LocalTimeToGMT(aLocalTime: TDateTime; aTimeZone: AnsiString): TDateTime; overload;
912	+	function LocalTimeToGMT(aLocalTime: TDateTime; aTimeZoneID: TFBTimeZoneID): TDateTime; overload;
913	+	function GMTToLocalTime(aGMTTime: TDateTime; aTimeZone: AnsiString): TDateTime; overload;
914	+	function GMTToLocalTime(aGMTTime: TDateTime; aTimeZoneID: TFBTimeZoneID): TDateTime; overload;
915	+	function GetEffectiveOffsetMins(aLocalTime: TDateTime; aTimeZone: AnsiString): integer; overload;
916	+	function GetEffectiveOffsetMins(aLocalTime: TDateTime; aTimeZoneID: TFBTimeZoneID): integer; overload;
917	+
918	+	{Time Zone DB Information}
919	+	function UsingRemoteTZDB: boolean;
920	+	procedure SetUseLocalTZDB(useLocalTZDB: boolean);
921	+	function GetLocalTimeZoneName: AnsiString;
922	+	function GetLocalTimeZoneID: TFBTimeZoneID;
923	+	procedure GetTimeZoneInfo(aTimeZone: AnsiString; OnDate: TDateTime;
924	+	var ZoneOffset, DSTOffset, EffectiveOffset: integer);
925	+	{Configurable Options}
926	+	function GetTimeTZDate: TDateTime;
927	+	procedure SetTimeTZDate(aDate: TDateTime);
928	+	function GetTZTextOption: TTZTextOptions;
929	+	procedure SetTZTextOption(aOptionValue: TTZTextOptions);
930	+	end;
931	+
932		{The IDBInformation Interface.
933
934		An IDBInformation interface is returned by the  IAttachment GetDBInformation
#	Line 703 | Line 952 | type
952		TDBOperationCounts = array of TDBOperationCount;
953
954		IDBInfoItem = interface
955	+	['{eeb97b51-ec0f-473f-9f75-c1721f055fcb}']
956		function getItemType: byte;
957		function getSize: integer;
958		procedure getRawBytes(var Buffer);
959	<	function getAsString: string;
960	<	function getAsInteger: integer;
961	<	procedure DecodeIDCluster(var ConnectionType: integer; var DBFileName, DBSiteName: string);
959	>	function getAsString: AnsiString;
960	>	function getAsInteger: int64;
961	>	procedure DecodeIDCluster(var ConnectionType: integer; var DBFileName, DBSiteName: AnsiString);
962		function getAsBytes: TByteArray;
963	<	procedure DecodeVersionString(var Version: byte; var VersionString: string);
963	>	function getAsDateTime: TDateTime;
964	>	procedure DecodeVersionString(var Version: byte; var VersionString: AnsiString);
965		function getOperationCounts: TDBOperationCounts;
966		procedure DecodeUserNames(UserNames: TStrings);
967
#	Line 718 | Line 969 | type
969		function GetCount: integer;
970		function GetItem(index: integer): IDBInfoItem;
971		function Find(ItemType: byte): IDBInfoItem;
972	<	property AsInteger: integer read getAsInteger;
973	<	property AsString: string read GetAsString;
972	>	property AsInteger: int64 read getAsInteger;
973	>	property AsString: AnsiString read GetAsString;
974		property Count: integer read GetCount;
975		property Items[index: integer]: IDBInfoItem read getItem; default;
976		end;
#	Line 727 | Line 978 | type
978		{ IDBInformation }
979
980		IDBInformation = interface
981	+	['{7ac6777f-f0a9-498a-9f5c-4a57a554df81}']
982		function GetCount: integer;
983		function GetItem(index: integer): IDBInfoItem;
984		function Find(ItemType: byte): IDBInfoItem;
#	Line 735 | Line 987 | type
987		property Items[index: integer]: IDBInfoItem read getItem; default;
988		end;
989
990	+	{The Database Information Request Block is used to pass requests for
991	+	database information where at least one item requested has a parameter.
992	+	At present, this is only fb_info_page_contents which has a single
993	+	integer parameter.}
994	+
995	+	IDIRBItem = interface(IParameterBlockItem)
996	+	['{d34a7511-8435-4a24-81a7-5103d218d234}']
997	+	end;
998	+
999	+	IDIRB = interface(IParameterBlock<IDIRBItem>)
1000	+	['{1010e5ac-0a8f-403b-a302-91625e9d9579}']
1001	+	end;
1002	+
1003	+
1004		{The Database Parameter Block (DPB).
1005
1006		The DPB provides the parameters used when connecting to a database. It is allocated
#	Line 746 | Line 1012 | type
1012		found in the Interbase 6.0 API Guide.
1013		}
1014
1015	<	IDPBItem = interface(IParameterBlockItem) end;
1015	>	IDPBItem = interface(IParameterBlockItemWithTypeName)
1016	>	['{123d4ad0-087a-4cd1-a344-1b3d03b30673}']
1017	>	end;
1018
1019	<	IDPB = specialize IParameterBlock<IDPBItem>;
1019	>	IDPB = interface(IParameterBlockWithTypeNames<IDPBItem>)
1020	>	['{e676067b-1cf4-4eba-9256-9724f57e0d16}']
1021	>	end;
1022
1023		{The IAttachment interface provides access to a Database Connection. It may be
1024		used to:
#	Line 778 | Line 1048 | type
1048		{ IAttachment }
1049
1050		IAttachment = interface
1051	+	['{466e9b67-9def-4807-b3e7-e08a35e7185c}']
1052	+	function getFirebirdAPI: IFirebirdAPI;
1053		function getDPB: IDPB;
1054		function AllocateBPB: IBPB;
1055	+	function AllocateDIRB: IDIRB;
1056		procedure Connect;
1057		procedure Disconnect(Force: boolean=false);
1058		function IsConnected: boolean;
1059		procedure DropDatabase;
1060		function StartTransaction(TPB: array of byte; DefaultCompletion: TTransactionCompletion=taCommit): ITransaction; overload;
1061		function StartTransaction(TPB: ITPB; DefaultCompletion: TTransactionCompletion=taCommit): ITransaction; overload;
1062	<	procedure ExecImmediate(transaction: ITransaction; sql: string; SQLDialect: integer); overload;
1063	<	procedure ExecImmediate(TPB: array of byte; sql: string; SQLDialect: integer); overload;
1064	<	procedure ExecImmediate(transaction: ITransaction; sql: string); overload;
1065	<	procedure ExecImmediate(TPB: array of byte; sql: string); overload;
1066	<	function ExecuteSQL(TPB: array of byte; sql: string; SQLDialect: integer; params: array of const): IResults; overload;
1067	<	function ExecuteSQL(transaction: ITransaction; sql: string; SQLDialect: integer; params: array of const): IResults; overload;
1068	<	function ExecuteSQL(TPB: array of byte; sql: string; params: array of const): IResults; overload;
1069	<	function ExecuteSQL(transaction: ITransaction; sql: string; params: array of const): IResults; overload;
1070	<	function OpenCursor(transaction: ITransaction; sql: string; aSQLDialect: integer): IResultSet; overload;
1071	<	function OpenCursor(transaction: ITransaction; sql: string; aSQLDialect: integer;
1062	>	procedure ExecImmediate(transaction: ITransaction; sql: AnsiString; SQLDialect: integer); overload;
1063	>	procedure ExecImmediate(TPB: array of byte; sql: AnsiString; SQLDialect: integer); overload;
1064	>	procedure ExecImmediate(transaction: ITransaction; sql: AnsiString); overload;
1065	>	procedure ExecImmediate(TPB: array of byte; sql: AnsiString); overload;
1066	>	function ExecuteSQL(TPB: array of byte; sql: AnsiString; SQLDialect: integer; params: array of const): IResults; overload;
1067	>	function ExecuteSQL(transaction: ITransaction; sql: AnsiString; SQLDialect: integer; params: array of const): IResults; overload;
1068	>	function ExecuteSQL(TPB: array of byte; sql: AnsiString; params: array of const): IResults; overload;
1069	>	function ExecuteSQL(transaction: ITransaction; sql: AnsiString; params: array of const): IResults; overload;
1070	>	function OpenCursor(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer): IResultSet; overload;
1071	>	function OpenCursor(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer;
1072		params: array of const): IResultSet; overload;
1073	<	function OpenCursor(transaction: ITransaction; sql: string): IResultSet; overload;
1074	<	function OpenCursor(transaction: ITransaction; sql: string;
1073	>	function OpenCursor(transaction: ITransaction; sql: AnsiString): IResultSet; overload;
1074	>	function OpenCursor(transaction: ITransaction; sql: AnsiString;
1075		params: array of const): IResultSet; overload;
1076	<	function OpenCursorAtStart(transaction: ITransaction; sql: string; aSQLDialect: integer): IResultSet; overload;
1077	<	function OpenCursorAtStart(transaction: ITransaction; sql: string; aSQLDialect: integer;
1076	>	function OpenCursorAtStart(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer): IResultSet; overload;
1077	>	function OpenCursorAtStart(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer;
1078		params: array of const): IResultSet; overload;
1079	<	function OpenCursorAtStart(transaction: ITransaction; sql: string): IResultSet; overload;
1080	<	function OpenCursorAtStart(transaction: ITransaction; sql: string;
1079	>	function OpenCursorAtStart(transaction: ITransaction; sql: AnsiString): IResultSet; overload;
1080	>	function OpenCursorAtStart(transaction: ITransaction; sql: AnsiString;
1081		params: array of const): IResultSet; overload;
1082	<	function OpenCursorAtStart(sql: string): IResultSet; overload;
1083	<	function OpenCursorAtStart(sql: string;
1082	>	function OpenCursorAtStart(sql: AnsiString): IResultSet; overload;
1083	>	function OpenCursorAtStart(sql: AnsiString;
1084		params: array of const): IResultSet; overload;
1085	<	function Prepare(transaction: ITransaction; sql: string; aSQLDialect: integer): IStatement; overload;
1086	<	function Prepare(transaction: ITransaction; sql: string): IStatement; overload;
1087	<	function PrepareWithNamedParameters(transaction: ITransaction; sql: string;
1088	<	aSQLDialect: integer; GenerateParamNames: boolean=false): IStatement; overload;
1089	<	function PrepareWithNamedParameters(transaction: ITransaction; sql: string;
1090	<	GenerateParamNames: boolean=false): IStatement; overload;
1085	>	function Prepare(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer): IStatement; overload;
1086	>	function Prepare(transaction: ITransaction; sql: AnsiString): IStatement; overload;
1087	>	function PrepareWithNamedParameters(transaction: ITransaction; sql: AnsiString;
1088	>	aSQLDialect: integer; GenerateParamNames: boolean=false;
1089	>	CaseSensitiveParams: boolean = false): IStatement; overload;
1090	>	function PrepareWithNamedParameters(transaction: ITransaction; sql: AnsiString;
1091	>	GenerateParamNames: boolean=false;
1092	>	CaseSensitiveParams: boolean = false): IStatement; overload;
1093
1094		{Events}
1095		function GetEventHandler(Events: TStrings): IEvents; overload;
1096	<	function GetEventHandler(Event: string): IEvents; overload;
1096	>	function GetEventHandler(Event: AnsiString): IEvents; overload;
1097
1098		{Blob - may use to open existing Blobs. However, ISQLData.AsBlob is preferred}
1099
1100	<	function CreateBlob(transaction: ITransaction; RelationName, ColumnName: string; BPB: IBPB=nil): IBlob; overload;
1100	>	function CreateBlob(transaction: ITransaction; RelationName, ColumnName: AnsiString; BPB: IBPB=nil): IBlob; overload;
1101		function CreateBlob(transaction: ITransaction; BlobMetaData: IBlobMetaData; BPB: IBPB=nil): IBlob; overload;
1102		function CreateBlob(transaction: ITransaction; SubType: integer; CharSetID: cardinal=0; BPB: IBPB=nil): IBlob; overload;
1103	<	function OpenBlob(transaction: ITransaction; RelationName, ColumnName: string; BlobID: TISC_QUAD; BPB: IBPB=nil): IBlob;
1103	>	function OpenBlob(transaction: ITransaction; RelationName, ColumnName: AnsiString; BlobID: TISC_QUAD; BPB: IBPB=nil): IBlob; overload;
1104	>	function OpenBlob(transaction: ITransaction; BlobMetaData: IBlobMetaData; BlobID: TISC_QUAD; BPB: IBPB=nil): IBlob;  overload;
1105	>	function GetInlineBlobLimit: integer;
1106	>	procedure SetInlineBlobLimit(limit: integer);
1107
1108		{Array - may use to open existing arrays. However, ISQLData.AsArray is preferred}
1109
1110	<	function OpenArray(transaction: ITransaction; RelationName, ColumnName: string; ArrayID: TISC_QUAD): IArray;
1111	<	function CreateArray(transaction: ITransaction; RelationName, ColumnName: string): IArray; overload;
1110	>	function OpenArray(transaction: ITransaction; RelationName, ColumnName: AnsiString; ArrayID: TISC_QUAD): IArray; overload;
1111	>	function OpenArray(transaction: ITransaction; ArrayMetaData: IArrayMetaData; ArrayID: TISC_QUAD): IArray; overload;
1112	>	function CreateArray(transaction: ITransaction; RelationName, ColumnName: AnsiString): IArray; overload;
1113		function CreateArray(transaction: ITransaction; ArrayMetaData: IArrayMetaData): IArray; overload;
1114	+	function CreateArrayMetaData(SQLType: cardinal; tableName: AnsiString; columnName: AnsiString;
1115	+	Scale: integer; size: cardinal; charSetID: cardinal; dimensions: cardinal;
1116	+	bounds: TArrayBounds): IArrayMetaData;
1117
1118		{Database Information}
1119		function GetSQLDialect: integer;
1120	<	function GetBlobMetaData(Transaction: ITransaction; tableName, columnName: string): IBlobMetaData;
1121	<	function GetArrayMetaData(Transaction: ITransaction; tableName, columnName: string): IArrayMetaData;
1120	>	function GetBlobMetaData(Transaction: ITransaction; tableName, columnName: AnsiString): IBlobMetaData;
1121	>	function GetArrayMetaData(Transaction: ITransaction; tableName, columnName: AnsiString): IArrayMetaData;
1122		function GetDBInformation(Requests: array of byte): IDBInformation; overload;
1123		function GetDBInformation(Request: byte): IDBInformation; overload;
1124	+	function GetDBInformation(Requests: IDIRB): IDBInformation; overload;
1125	+	function GetConnectString: AnsiString;
1126	+	function GetRemoteProtocol: AnsiString;
1127	+	function GetAuthenticationMethod: AnsiString;
1128	+	function GetSecurityDatabase: AnsiString;
1129	+	function GetODSMajorVersion: integer;
1130	+	function GetODSMinorVersion: integer;
1131	+	procedure getFBVersion(version: TStrings);
1132		function HasActivity: boolean;
1133	<	end;
1133	>	function HasDecFloatSupport: boolean;
1134	>	function HasBatchMode: boolean;
1135
1136	<	TProtocol = (TCP, SPX, NamedPipe, Local);
1136	>	{Character Sets}
1137	>	function HasDefaultCharSet: boolean;
1138	>	function GetDefaultCharSetID: integer;
1139	>	function GetCharsetName(CharSetID: integer): AnsiString;
1140	>	function CharSetID2CodePage(CharSetID: integer; var CodePage: TSystemCodePage): boolean;
1141	>	function CodePage2CharSetID(CodePage: TSystemCodePage; var CharSetID: integer): boolean;
1142	>	function CharSetName2CharSetID(CharSetName: AnsiString; var CharSetID: integer): boolean;
1143	>	function CharSetWidth(CharSetID: integer; var Width: integer): boolean;
1144	>	procedure RegisterCharSet(CharSetName: AnsiString; CodePage: TSystemCodePage;
1145	>	AllowReverseLookup:boolean; out CharSetID: integer);
1146	>
1147	>	{Time Zone Database}
1148	>	function GetTimeZoneServices: ITimeZoneServices;
1149	>	function HasTimeZoneSupport: boolean;
1150	>	end;
1151	>
1152	>	TProtocolAll = (TCP, SPX, NamedPipe, Local, inet, inet4, inet6, wnet, xnet, unknownProtocol);
1153	>	TProtocol = TCP..xnet;
1154
1155		{Service Parameter Block (SPB).
1156
#	Line 856 | Line 1164 | type
1164
1165		}
1166
1167	<	ISPBItem = interface(IParameterBlockItem) end;
1167	>	ISPBItem = interface(IParameterBlockItemWithTypeName)
1168	>	['{5d08ae2b-4519-41bd-8b40-97cd451c3f6a}']
1169	>	end;
1170
1171	<	ISPB = specialize IParameterBlock<ISPBItem>;
1171	>	ISPB = interface(IParameterBlockWithTypeNames<ISPBItem>)
1172	>	['{2c5836fd-41ed-4426-9b7d-5af580ec2659}']
1173	>	end;
1174
1175		{Service Query Parameter Block (SQPB).
1176
#	Line 867 | Line 1179 | type
1179		}
1180
1181		ISQPBItem = interface(IParameterBlockItem)
1182	+	['{b07841a6-33b3-47f0-b5a2-028cbc86dc97}']
1183		function CopyFrom(source: TStream; count: integer): integer;
1184		end;
1185
1186	<	ISQPB = specialize IParameterBlock<ISQPBItem>;
1186	>	ISQPB = interface(IParameterBlock<ISQPBItem>)
1187	>	['{8553e66b-ee62-498b-8431-dff030211447}']
1188	>	end;
1189
1190		{Service Request Block (SRB).
1191
#	Line 884 | Line 1199 | type
1199
1200		}
1201
1202	<	ISRBItem = interface(IParameterBlockItem) end;
1202	>	ISRBItem = interface(IParameterBlockItem)
1203	>	['{47ec790e-f265-4b30-9dcd-261e51677245}']
1204	>	end;
1205
1206	<	ISRB = specialize IParameterBlock<ISRBItem>;
1206	>	ISRB = interface(IParameterBlock<ISRBItem>)
1207	>	['{9f2e204f-3c33-4e44-90f9-9135e95dafb9}']
1208	>	end;
1209
1210		{The Service Query Results Interface.
1211
#	Line 904 | Line 1223 | type
1223		}
1224
1225		IServiceQueryResultSubItem = interface
1226	+	['{8a4c381e-9923-4cc9-a96b-553729248640}']
1227		function getItemType: byte;
1228		function getSize: integer;
1229		procedure getRawBytes(var Buffer);
1230	<	function getAsString: string;
1231	<	function getAsInteger: integer;
1230	>	function getAsString: AnsiString;
1231	>	function getAsInteger: int64;
1232		function getAsByte: byte;
1233		function CopyTo(stream: TStream; count: integer): integer;
1234	<	property AsString: string read getAsString;
1235	<	property AsInteger: integer read getAsInteger;
1234	>	property AsString: AnsiString read getAsString;
1235	>	property AsInteger: int64 read getAsInteger;
1236		property AsByte: byte read getAsByte;
1237		end;
1238
1239		IServiceQueryResultItem = interface(IServiceQueryResultSubItem)
1240	+	['{b2806886-206c-4024-8df9-5fe0a7630a5e}']
1241		function getCount: integer;
1242		function getItem(index: integer): IServiceQueryResultSubItem;
1243		function find(ItemType: byte): IServiceQueryResultSubItem;
#	Line 925 | Line 1246 | type
1246		end;
1247
1248		IServiceQueryResults = interface
1249	+	['{8fbbef7d-fe03-4409-828a-a787d34ef531}']
1250		function getCount: integer;
1251		function getItem(index: integer): IServiceQueryResultItem;
1252		function find(ItemType: byte): IServiceQueryResultItem;
#	Line 933 | Line 1255 | type
1255		property Count: integer read getCount;
1256		end;
1257
1258	+	IFirebirdLibrary = interface;
1259	+
1260		{The IServiceManager interface provides access to a service manager. It can
1261		used to Detach and re-attach to Service Manager, to start services and to
1262		query the service manager.
#	Line 943 | Line 1267 | type
1267		{ IServiceManager }
1268
1269		IServiceManager = interface
1270	+	['{905b587d-1e1f-4e40-a3f8-a3519f852e48}']
1271	+	function getFirebirdAPI: IFirebirdAPI;
1272		function getSPB: ISPB;
1273	<	function getServerName: string;
1273	>	function getServerName: AnsiString;
1274	>	function getProtocol: TProtocol;
1275	>	function getPortNo: AnsiString;
1276		procedure Attach;
1277		procedure Detach(Force: boolean=false);
1278		function IsAttached: boolean;
1279		function AllocateSRB: ISRB;
1280		function AllocateSQPB: ISQPB;
1281	<	procedure Start(Request: ISRB);
1282	<	function Query(SQPB: ISQPB; Request: ISRB) :IServiceQueryResults; overload;
1283	<	function Query(Request: ISRB) :IServiceQueryResults; overload;
1281	>	function Start(Request: ISRB; RaiseExceptionOnError: boolean=true): boolean;
1282	>	function Query(SQPB: ISQPB; Request: ISRB; RaiseExceptionOnError: boolean=true) :IServiceQueryResults; overload;
1283	>	function Query(Request: ISRB; RaiseExceptionOnError: boolean=true) :IServiceQueryResults; overload;
1284	>	end;
1285	>
1286	>	{Tbe Firebird Library API used to get information about the Firebird library}
1287	>
1288	>
1289	>	IFirebirdLibrary = interface
1290	>	['{3c04e0a1-12e0-428a-b2e1-bc6fcd97b79b}']
1291	>	function GetHandle: TLibHandle;
1292	>	function GetLibraryName: string;
1293	>	function GetLibraryFilePath: string;
1294	>	function GetFirebirdAPI: IFirebirdAPI;
1295		end;
1296
1297		{The Firebird API.
#	Line 963 | Line 1302 | type
1302		The interface is returned by the FirebirdAPI function.
1303		}
1304
1305	+	{ IFirebirdAPI }
1306	+
1307		IFirebirdAPI = interface
1308	+	['{edeee691-c8d3-4dcf-a780-cd7e432821d5}']
1309		{Database connections}
1310		function AllocateDPB: IDPB;
1311	<	function OpenDatabase(DatabaseName: string; DPB: IDPB; RaiseExceptionOnConnectError: boolean=true): IAttachment;
1312	<	function CreateDatabase(DatabaseName: string; DPB: IDPB; RaiseExceptionOnError: boolean=true): IAttachment;
1311	>	function OpenDatabase(DatabaseName: AnsiString; DPB: IDPB; RaiseExceptionOnConnectError: boolean=true): IAttachment;
1312	>	function CreateDatabase(DatabaseName: AnsiString; DPB: IDPB; RaiseExceptionOnError: boolean=true): IAttachment; overload;
1313	>	function CreateDatabase(sql: AnsiString; aSQLDialect: integer; RaiseExceptionOnError: boolean=true): IAttachment; overload;
1314
1315		{Start Transaction against multiple databases}
1316		function AllocateTPB: ITPB;
#	Line 979 | Line 1322 | type
1322		{Service Manager}
1323		function HasServiceAPI: boolean;
1324		function AllocateSPB: ISPB;
1325	<	function GetServiceManager(ServerName: string; Protocol: TProtocol; SPB: ISPB): IServiceManager;
1325	>	function GetServiceManager(ServerName: AnsiString; Protocol: TProtocol; SPB: ISPB): IServiceManager; overload;
1326	>	function GetServiceManager(ServerName: AnsiString; Port: AnsiString; Protocol: TProtocol; SPB: ISPB): IServiceManager; overload;
1327
1328		{Information}
1329		function GetStatus: IStatus;
986	–	function GetLibraryName: string;
1330		function HasRollbackRetaining: boolean;
1331		function IsEmbeddedServer: boolean;
1332	<	function GetImplementationVersion: string;
1332	>	function GetImplementationVersion: AnsiString;
1333	>	function GetClientMajor: integer;
1334	>	function GetClientMinor: integer;
1335	>	function HasDecFloatSupport: boolean;
1336	>	function HasLocalTZDB: boolean;
1337	>	function HasTimeZoneSupport: boolean;
1338	>	function HasExtendedTZSupport: boolean;
1339
1340		{Firebird 3 API}
1341		function HasMasterIntf: boolean;
1342	<	function GetIMaster: TObject;
1343	<
995	<	{utility}
996	<	function GetCharsetName(CharSetID: integer): string;
997	<	function CharSetID2CodePage(CharSetID: integer; var CodePage: TSystemCodePage): boolean;
998	<	function CodePage2CharSetID(CodePage: TSystemCodePage; var CharSetID: integer): boolean;
999	<	function CharSetName2CharSetID(CharSetName: string; var CharSetID: integer): boolean;
1000	<	function CharSetWidth(CharSetID: integer; var Width: integer): boolean;
1342	>	function GetIMaster: TObject;  deprecated 'Use FirebirdAPI.QueryInterface and FBClientLib.pas IFBIMasterProvider instead';
1343	>	function GetFBLibrary: IFirebirdLibrary;
1344		end;
1345
1346		type
#	Line 1014 | Line 1357 | type
1357		private
1358		FSQLCode: Long;
1359		public
1360	<	constructor Create(ASQLCode: Long; Msg: string);
1360	>	constructor Create(ASQLCode: Long; Msg: AnsiString);
1361		property SQLCode: Long read FSQLCode;
1362		end;
1363
#	Line 1025 | Line 1368 | type
1368		FIBErrorCode: Long;
1369		public
1370		constructor Create(Status: IStatus); overload;
1371	<	constructor Create(ASQLCode: Long; AIBErrorCode: Long; Msg: string); overload;
1371	>	constructor Create(ASQLCode: Long; AIBErrorCode: Long; Msg: AnsiString); overload;
1372		property IBErrorCode: Long read FIBErrorCode;
1373		end;
1374
1375		{IB Client Exceptions}
1376		EIBClientError = class(EIBError);
1377
1378	<	{IBError is used internally and by IBX to throw an EIBClientError}
1379	<
1037	<	procedure IBError(ErrMess: TIBClientError; const Args: array of const);
1378	>	{Used to explicitly report a Batch Buffer overflow}
1379	>	EIBBatchBufferOverflow = class(EIBError);
1380
1381		{The Firebird API function is used to access the IFirebirdAPI interface.
1382
#	Line 1045 | Line 1387 | procedure IBError(ErrMess: TIBClientErro
1387		function FirebirdAPI: IFirebirdAPI;
1388
1389		{IBX support functions. Probably best ignored i.e. always used the FirebirdAPI
1390	<	functino to load the library and check if it's loaded.}
1390	>	function to load the library and check if it's loaded.}
1391
1392		function TryIBLoad: Boolean;
1393		procedure CheckIBLoaded;
1394
1395	+	{If you want to explicitly load the Firebird library from a
1396	+	non-default location then use this function and its GetFirebirdAPI function
1397	+	to get the API.}
1398	+
1399	+	function LoadFBLibrary(aLibPathName: string): IFirebirdLibrary;
1400	+
1401	+
1402		implementation
1403
1404		uses FBClientAPI
1405		{$IFDEF USELEGACYFIREBIRDAPI}, FB25ClientAPI {$ENDIF}
1406		{$IFDEF USEFIREBIRD3API}, FB30ClientAPI {$ENDIF};
1407
1408	<	var FFirebirdAPI: IFirebirdAPI;
1408	>	var FDefaultFBLibrary: IFirebirdLibrary;
1409	>
1410	>	type
1411	>
1412	>	{ TFBLibrary }
1413	>
1414	>	TFBLibraryImpl = class(TFBLibrary)
1415	>	protected
1416	>	function GetFirebird3API: IFirebirdAPI; override;
1417	>	function GetLegacyFirebirdAPI: IFirebirdAPI; override;
1418	>	end;
1419	>
1420	>	function TFBLibraryImpl.GetFirebird3API: IFirebirdAPI;
1421	>	begin
1422	>	{$IFDEF USEFIREBIRD3API}
1423	>	Result := TFB30ClientAPI.Create(self);
1424	>	{$ELSE}
1425	>	Result := nil;
1426	>	{$ENDIF}
1427	>	end;
1428	>
1429	>	function TFBLibraryImpl.GetLegacyFirebirdAPI: IFirebirdAPI;
1430	>	begin
1431	>	{$IFDEF USELEGACYFIREBIRDAPI}
1432	>	Result := TFB25ClientAPI.Create(self);
1433	>	{$ELSE}
1434	>	Result := nil;
1435	>	{$ENDIF}
1436	>	end;
1437
1438		function FirebirdAPI: IFirebirdAPI;
1439		begin
1440	<	if FFirebirdAPI = nil then
1440	>	if FDefaultFBLibrary = nil then
1441		CheckIBLoaded;
1442	<	Result := FFirebirdAPI;
1442	>	Result := FDefaultFBLibrary.GetFirebirdAPI;
1443		end;
1444
1445		function TryIBLoad: Boolean;
1446	+	var fblib: IFirebirdLibrary;
1447		begin
1448	<	Result := FFirebirdAPI <> nil;
1448	>	Result := FDefaultFBLibrary <> nil;
1449		try
1072	–	{$IFDEF USEFIREBIRD3API}
1450		if not Result then
1451		begin
1452	<	FFirebirdAPI := TFB30ClientAPI.Create;
1453	<	Result := FFirebirdAPI.HasMasterIntf;
1454	<	end;
1455	<	{$ENDIF}
1079	<	{$IFDEF USELEGACYFIREBIRDAPI}
1080	<	if not Result then
1081	<	begin
1082	<	FFirebirdAPI := nil;
1083	<	FFirebirdAPI := TFB25ClientAPI.Create;
1084	<	Result := true;
1085	<	end;
1086	<	{$ENDIF}
1087	<	if Result and not (FFirebirdAPI as TFBClientAPI).IsLibraryLoaded then
1088	<	begin
1089	<	Result := false;
1090	<	FFirebirdAPI := nil;
1452	>	fblib := TFBLibraryImpl.Create;
1453	>	if (fblib <> nil) and (fblib.GetFirebirdAPI <> nil) then
1454	>	FDefaultFBLibrary := fblib;
1455	>	Result := FDefaultFBLibrary <> nil;
1456		end;
1457		except
1458		SysUtils.showexception(ExceptObject,ExceptAddr);
#	Line 1101 | Line 1466 | begin
1466		IBError(ibxeInterBaseMissing, [nil]);
1467		end;
1468
1469	+	function LoadFBLibrary(aLibPathName: string): IFirebirdLibrary;
1470	+	var fblib: IFirebirdLibrary;
1471	+	begin
1472	+	if trim(aLibPathName) = '' then
1473	+	begin
1474	+	CheckIBLoaded;
1475	+	Result := FDefaultFBLibrary;
1476	+	end
1477	+	else
1478	+	begin
1479	+	fblib := TFBLibraryImpl.GetFBLibrary(aLibPathName);
1480	+	if (fblib = nil) or (fblib.GetFirebirdAPI = nil) then
1481	+	IBError(ibxeInterBaseMissing, [nil]);
1482	+	Result := fblib;
1483	+	end;
1484	+	end;
1485	+
1486		{ EIBError }
1487
1488	<	constructor EIBError.Create(ASQLCode: Long; Msg: string);
1488	>	constructor EIBError.Create(ASQLCode: Long; Msg: AnsiString);
1489		begin
1490		inherited Create(Msg);
1491		FSQLCode := ASQLCode;
#	Line 1118 | Line 1500 | begin
1500		end;
1501
1502		constructor EIBInterBaseError.Create(ASQLCode: Long; AIBErrorCode: Long;
1503	<	Msg: string);
1503	>	Msg: AnsiString);
1504		begin
1505		inherited Create(ASQLCode,Msg);
1506		FIBErrorCode := AIBErrorCode;
1507		end;
1508
1127	–	procedure IBError(ErrMess: TIBClientError; const Args: array of const);
1128	–	begin
1129	–	raise EIBClientError.Create(Ord(ErrMess),
1130	–	Format(GetErrorMessage(ErrMess), Args));
1131	–	end;
1509
1510		initialization
1511	<	FFirebirdAPI := nil;
1511	>	FDefaultFBLibrary := nil;
1512
1513	+	finalization
1514	+	FDefaultFBLibrary := nil;
1515
1516		end.
1517

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