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ibx/trunk/fbintf/IB.pas (file contents), Revision 45 by tony, Tue Dec 6 10:33:46 2016 UTC vs.
ibx/branches/journaling/fbintf/IB.pas (file contents), Revision 364 by tony, Tue Dec 7 13:30:09 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, {$ENDIF}
132	>	SysUtils, DB, FBMessages, IBExternals, FmtBcd;
133	>
134	>	const
135	>	{Interface version information}
136	>	FBIntf_Major = 1;
137	>	FBIntf_Minor = 4;
138	>	FBIntf_Release = 0;
139	>	FBIntf_Version = '1.4.0';
140	>
141	>	const
142	>	{DPB, TPB and SPB Parameter Block Name Prefixes}
143	>	DPBPrefix = 'isc_dpb_';
144	>	TPBPrefix = 'isc_tpb_';
145	>
146	>	const
147	>	{Time Zone ID constraint}
148	>	MaxOffsetTimeZoneID = 2879; {lower values represent a time zone offset between
149	>	-23:59 and 23:59. Higher values are keys to the
150	>	Time Zone database.}
151	>
152	>	TimeZoneID_GMT = 23*minsPerHour + 59;
153	>	decimillisecondsPerSecond = 10000;
154	>	TimeZoneDisplacementDelta = 60*23 + 59; {23:59 in minutes}
155
156		{These include files are converted from the 'C' originals in the Firebird API
157		and define the various constants used by the API}
158
159	<	{$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	<	function FetchNext: boolean;
617	<	function GetCursorName: string;
616	>	['{0ae4979b-7857-4e8c-8918-ec6f155b51a0}']
617	>	function FetchNext: boolean; {fetch next record}
618	>	function FetchPrior: boolean; {fetch previous record}
619	>	function FetchFirst:boolean; {fetch first record}
620	>	function FetchLast: boolean; {fetch last record}
621	>	function FetchAbsolute(position: Integer): boolean; {fetch record by its absolute position in result set}
622	>	function FetchRelative(offset: Integer): boolean; {fetch record by position relative to current}
623	>	function GetCursorName: AnsiString;
624	>	function IsBof: boolean;
625		function IsEof: boolean;
626		procedure Close;
627		end;
628
629		{The ISQLParam interface is used to provide access to each parameter in a
630	<	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
630	>	parametised SQL Statement. The interface comprises the Setter Methods and properties used to
631		set the value of each parameter.
632
633		Automatic conversion is provided to and from strings. That is GetAsString and
634		SetAsString are safe to use for sql types other than boolean - provided automatic
635		conversion is possible.
636	+
637	+	ISQLParam is subclassed from the IParamMetaData interface. This interface provides
638	+	access to the parameter metadata. This metadata is mutable and can change after
639	+	a parameter is set to a given value. This is acceptable as long as the parameter
640	+	metadata is type compatible with the underlying column metadata and hence the
641	+	parameter value can be converted by Firebird into a value acceptable by the
642	+	underlying column. The column metadata, which is unmutable, can be obtained
643	+	by the ISQLParam.getColMetadata interface. When a statement is prepared, the
644	+	parameter metadata is always initialised to the column metadata.
645		}
646
647	<	ISQLParam = interface
648	<	function GetIndex: integer;
647	>	IParamMetaData = interface
648	>	['{4e148c4e-2d48-4991-a263-f66eca05c6aa}']
649		function GetSQLType: cardinal;
650	<	function GetSQLTypeName: string;
650	>	function GetSQLTypeName: AnsiString;
651		function getSubtype: integer;
503	–	function getName: string;
652		function getScale: integer;
653		function getCharSetID: cardinal;
654		function getCodePage: TSystemCodePage;
655		function getIsNullable: boolean;
656		function GetSize: cardinal;
657	+	property SQLType: cardinal read GetSQLType;
658	+	end;
659	+
660	+	ISQLParam = interface(IParamMetaData)
661	+	['{b22b4578-6d41-4807-a9a9-d2ec8d1d5a14}']
662	+	function getColMetadata: IParamMetaData;
663	+	function GetIndex: integer;
664	+	function getName: AnsiString;
665		function GetAsBoolean: boolean;
666		function GetAsCurrency: Currency;
667		function GetAsInt64: Int64;
668	<	function GetAsDateTime: TDateTime;
668	>	function GetAsDateTime: TDateTime; overload;
669	>	procedure GetAsDateTime(var aDateTime: TDateTime; var dstOffset: smallint; var aTimezoneID: TFBTimeZoneID); overload;
670	>	procedure GetAsDateTime(var aDateTime: TDateTime; var dstOffset: smallint; var aTimezone: AnsiString); overload;
671	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezoneID: TFBTimeZoneID; OnDate: TDateTime); overload;
672	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezone: AnsiString; OnDate: TDateTime); overload;
673	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezoneID: TFBTimeZoneID); overload;
674	>	procedure GetAsTime(var aTime: TDateTime; var dstOffset: smallint; var aTimezone: AnsiString); overload;
675	>	function GetAsUTCDateTime: TDateTime;
676		function GetAsDouble: Double;
677		function GetAsFloat: Float;
678		function GetAsLong: Long;
679		function GetAsPointer: Pointer;
680		function GetAsQuad: TISC_QUAD;
681		function GetAsShort: short;
682	<	function GetAsString: String;
682	>	function GetAsString: AnsiString;
683		function GetIsNull: boolean;
684		function GetAsVariant: Variant;
685		function GetAsBlob: IBlob;
686		function GetAsArray: IArray;
687	+	function GetAsBCD: tBCD;
688	+	function GetStatement: IStatement;
689	+	function GetTransaction: ITransaction;
690		procedure Clear;
691		function GetModified: boolean;
692		procedure SetAsBoolean(AValue: boolean);
#	Line 528 | Line 694 | type
694		procedure SetAsInt64(aValue: Int64);
695		procedure SetAsDate(aValue: TDateTime);
696		procedure SetAsLong(aValue: Long);
697	<	procedure SetAsTime(aValue: TDateTime);
698	<	procedure SetAsDateTime(aValue: TDateTime);
697	>	procedure SetAsTime(aValue: TDateTime); overload;
698	>	procedure SetAsTime(aValue: TDateTime; OnDate: TDateTime; aTimeZoneID: TFBTimeZoneID); overload;
699	>	procedure SetAsTime(aValue: TDateTime; OnDate: TDateTime; aTimeZone: AnsiString); overload;
700	>	procedure SetAsTime(aValue: TDateTime; aTimeZoneID: TFBTimeZoneID); overload;
701	>	procedure SetAsTime(aValue: TDateTime; aTimeZone: AnsiString); overload;
702	>	procedure SetAsDateTime(aValue: TDateTime); overload;
703	>	procedure SetAsDateTime(aValue: TDateTime; aTimeZoneID: TFBTimeZoneID); overload;
704	>	procedure SetAsDateTime(aValue: TDateTime; aTimeZone: AnsiString); overload;
705	>	procedure SetAsUTCDateTime(aUTCTime: TDateTime);
706		procedure SetAsDouble(aValue: Double);
707		procedure SetAsFloat(aValue: Float);
708		procedure SetAsPointer(aValue: Pointer);
709		procedure SetAsShort(aValue: Short);
710	<	procedure SetAsString(aValue: String);
710	>	procedure SetAsString(aValue: AnsiString);
711		procedure SetAsVariant(aValue: Variant);
712		procedure SetIsNull(aValue: Boolean);
713		procedure SetAsBlob(aValue: IBlob);
714		procedure SetAsArray(anArray: IArray);
715		procedure SetAsQuad(aValue: TISC_QUAD);
716		procedure SetCharSetID(aValue: cardinal);
717	+	procedure SetAsBcd(aValue: tBCD);
718		property AsDate: TDateTime read GetAsDateTime write SetAsDate;
719		property AsBoolean:boolean read GetAsBoolean write SetAsBoolean;
720		property AsTime: TDateTime read GetAsDateTime write SetAsTime;
#	Line 553 | Line 727 | type
727		property AsLong: Long read GetAsLong write SetAsLong;
728		property AsPointer: Pointer read GetAsPointer write SetAsPointer;
729		property AsShort: Short read GetAsShort write SetAsShort;
730	<	property AsString: String read GetAsString write SetAsString;
730	>	property AsString: AnsiString read GetAsString write SetAsString;
731		property AsVariant: Variant read GetAsVariant write SetAsVariant;
732		property AsBlob: IBlob read GetAsBlob write SetAsBlob;
733		property AsArray: IArray read GetAsArray write SetAsArray;
734	+	property AsBCD: tBCD read GetAsBCD write SetAsBCD;
735		property AsQuad: TISC_QUAD read GetAsQuad write SetAsQuad;
736		property Value: Variant read GetAsVariant write SetAsVariant;
737		property IsNull: Boolean read GetIsNull write SetIsNull;
738		property IsNullable: Boolean read GetIsNullable;
739		property Modified: Boolean read getModified;
740	<	property Name: string read GetName;
566	<	property SQLType: cardinal read GetSQLType;
740	>	property Name: AnsiString read GetName;
741		end;
742
743		{
#	Line 572 | Line 746 | type
746		}
747
748		ISQLParams = interface
749	+	['{c6d95ac7-b2b7-461b-b890-afef0acbb077}']
750		function getCount: integer;
751		function getSQLParam(index: integer): ISQLParam;
752	<	function ByName(Idx: String): ISQLParam ;
752	>	function ByName(Idx: AnsiString): ISQLParam ;
753		function GetModified: Boolean;
754	+	function GetHasCaseSensitiveParams: Boolean;
755		property Modified: Boolean read GetModified;
756		property Params[index: integer]: ISQLParam read getSQLParam; default;
757		property Count: integer read getCount;
758		end;
759
760	+
761	+	TPerfStats = (psCurrentMemory, psMaxMemory,
762	+	psRealTime, psUserTime, psBuffers,
763	+	psReads, psWrites, psFetches,psDeltaMemory);
764	+
765	+	TPerfCounters = array[TPerfStats] of Int64;
766	+
767	+	{Batch Query Execution Support}
768	+
769	+	TBatchCompletionState = (bcExecuteFailed, bcSuccessNoInfo, bcNoMoreErrors);
770	+
771	+	IBatchCompletion = interface
772	+	['{9bc3d49d-16d9-4606-94e5-ee987103ad92}']
773	+	function getTotalProcessed: cardinal;
774	+	function getState(updateNo: cardinal): TBatchCompletionState;
775	+	function getStatusMessage(updateNo: cardinal): AnsiString;
776	+	function getUpdated: integer;
777	+	function getErrorStatus(var RowNo: integer; var status: IStatus): boolean;
778	+	end;
779	+
780		{The IStatement interface provides access to an SQL Statement once it has been
781		initially prepared. The interface is returned from the IAttachment interface.
782		}
783
784	+	TStatementFlag = (stHasCursor,stRepeatExecute,stScrollable);
785	+	TStatementFlags = set of TStatementFlag;
786	+
787		IStatement = interface
788	+	['{a260576d-a07d-4a66-b02d-1b72543fd7cf}']
789		function GetMetaData: IMetaData;  {Output Metadata}
790		function GetSQLParams: ISQLParams;{Statement Parameters}
791	<	function GetPlan: String;
791	>	function GetPlan: AnsiString;
792		function GetRowsAffected(var SelectCount, InsertCount, UpdateCount, DeleteCount: integer): boolean;
793		function GetSQLStatementType: TIBSQLStatementTypes;
794	<	function GetSQLText: string;
794	>	function GetSQLStatementTypeName: AnsiString;
795	>	function GetSQLText: AnsiString;
796	>	function GetProcessedSQLText: AnsiString;
797		function GetSQLDialect: integer;
798	+	function GetFlags: TStatementFlags;
799		function IsPrepared: boolean;
800	<	procedure Prepare(aTransaction: ITransaction=nil);
800	>	function HasBatchMode: boolean;
801	>	function IsInBatchMode: boolean;
802	>	procedure Prepare(aTransaction: ITransaction=nil); overload;
803	>	procedure Prepare(CursorName: AnsiString; aTransaction: ITransaction=nil); overload;
804		function Execute(aTransaction: ITransaction=nil): IResults;
805	<	function OpenCursor(aTransaction: ITransaction=nil): IResultSet;
805	>	function OpenCursor(aTransaction: ITransaction=nil): IResultSet; overload;
806	>	function OpenCursor(Scrollable: boolean; aTransaction: ITransaction=nil): IResultSet; overload;
807		function GetAttachment: IAttachment;
808		function GetTransaction: ITransaction;
809		procedure SetRetainInterfaces(aValue: boolean);
810	+	procedure EnableStatistics(aValue: boolean);
811	+	function GetPerfStatistics(var stats: TPerfCounters): boolean;
812	+	{IBatch interface support}
813	+	procedure AddToBatch;
814	+	function ExecuteBatch(aTransaction: ITransaction=nil): IBatchCompletion;
815	+	procedure CancelBatch;
816	+	function GetBatchCompletion: IBatchCompletion;
817	+	function GetBatchRowLimit: integer;
818	+	procedure SetBatchRowLimit(aLimit: integer);
819	+	{Stale Reference Check}
820	+	procedure SetStaleReferenceChecks(Enable:boolean); {default true}
821	+	function GetStaleReferenceChecks: boolean;
822	+
823		property MetaData: IMetaData read GetMetaData;
824		property SQLParams: ISQLParams read GetSQLParams;
825		property SQLStatementType: TIBSQLStatementTypes read GetSQLStatementType;
826		end;
827
828	+	ITrInfoItem = interface
829	+	['{41455e1a-f84e-4e26-aff0-1a78e8b69cfe}']
830	+	function getItemType: byte;
831	+	function getSize: integer;
832	+	function getAsString: AnsiString;
833	+	function getAsInteger: int64;
834	+	procedure DecodeTraIsolation(var IsolationType, RecVersion: byte);
835	+	end;
836	+
837	+	{ ITrInformation }
838	+
839	+	ITrInformation = interface
840	+	['{e6ea4a52-c1a1-44ba-9609-c8bcc7cba7b2}']
841	+	function GetCount: integer;
842	+	function GetItem(index: integer): ITrInfoItem;
843	+	function Find(ItemType: byte): ITrInfoItem;
844	+	procedure PrintBuf; {can be used to print buffer in hex for debugging}
845	+	property Count: integer read GetCount;
846	+	property Items[index: integer]: ITrInfoItem read getItem; default;
847	+	end;
848	+
849		{Transaction Parameter Block: (TPB)
850
851		The TPB provides the parameters used when starting a transaction. It is allocated
#	Line 616 | Line 857 | type
857		found in the Interbase 6.0 API Guide.
858		}
859
860	<	ITPBItem = interface(IParameterBlockItem) end;
860	>	ITPBItem = interface(IParameterBlockItemWithTypeName)
861	>	['{544c1f2b-7c12-4a87-a4a5-face7ea72671}']
862	>	end;
863
864	<	ITPB = specialize IParameterBlock<ITPBItem>;
864	>	ITPB = interface(IParameterBlockWithTypeNames<ITPBItem>)
865	>	['{7369b0ff-defe-437b-81fe-19b211d42d25}']
866	>	function AsText: AnsiString;
867	>	end;
868
869		{The ITransactionAction interface provides access to a Transaction once it
870		has been initially started. After a Commit or Rollback, a transaction
#	Line 632 | Line 878 | type
878		TTransactionCompletion = TARollback.. TACommit;
879
880		ITransaction = interface
881	+	['{30928d0e-a9d7-4c61-b7cf-14f4f38abe2a}']
882		function getTPB: ITPB;
883		procedure Start(DefaultCompletion: TTransactionCompletion=taCommit);
884		function GetInTransaction: boolean;
885	+	function GetIsReadOnly: boolean;
886	+	function GetTransactionID: integer;
887	+	function GetJournalingActive(attachment: IAttachment): boolean;
888	+	function GetDefaultCompletion: TTransactionCompletion;
889		procedure PrepareForCommit; {Two phase commit - stage 1}
890		procedure Commit(Force: boolean=false);
891		procedure CommitRetaining;
#	Line 643 | Line 894 | type
894		procedure RollbackRetaining;
895		function GetAttachmentCount: integer;
896		function GetAttachment(index: integer): IAttachment;
897	+	function GetTrInformation(Requests: array of byte): ITrInformation; overload;
898	+	function GetTrInformation(Request: byte): ITrInformation; overload;
899	+	function GetTransactionName: AnsiString;
900	+	procedure SetTransactionName(aValue: AnsiString);
901		property InTransaction: boolean read GetInTransaction;
902	+	property TransactionName: AnsiString read GetTransactionName write SetTransactionName;
903		end;
904
905		{ The IEvents Interface is used to handle events from a single database. The
#	Line 659 | Line 915 | type
915		}
916
917		TEventInfo = record
918	<	EventName: string;
918	>	EventName: AnsiString;
919		Count: integer;
920		end;
921
#	Line 670 | Line 926 | type
926		{ IEvents }
927
928		IEvents = interface
929	+	['{6a0be233-ed08-4524-889c-2e45d0c20e5f}']
930		procedure GetEvents(EventNames: TStrings);
931		procedure SetEvents(EventNames: TStrings); overload;
932	<	procedure SetEvents(EventName: string); overload;
932	>	procedure SetEvents(EventName: AnsiString); overload;
933		procedure Cancel;
934		function ExtractEventCounts: TEventCounts;
935		procedure WaitForEvent;
#	Line 680 | Line 937 | type
937		function GetAttachment: IAttachment;
938		end;
939
940	+	TTZTextOptions = (tzOffset,      {Time Zone Rendered as an offset to GMT}
941	+	tzGMT,         {No Time Zone. Time part is always rendered in GMT}
942	+	tzOriginalID); {Time Zone shown as originally entered}
943	+
944	+	{The ITimeZoneServices interface provides access to the time zone database
945	+	used for the attachment. It may be used in support of TIMESTAMP WITH TIME ZONE
946	+	and TIME WITH TIME ZONE data types.}
947	+
948	+	ITimeZoneServices = interface
949	+	['{163821f5-ebef-42b9-ac60-8ac4b5c09954}']
950	+	{utility functions}
951	+	function TimeZoneID2TimeZoneName(aTimeZoneID: TFBTimeZoneID): AnsiString;
952	+	function TimeZoneName2TimeZoneID(aTimeZone: AnsiString): TFBTimeZoneID;
953	+	function LocalTimeToGMT(aLocalTime: TDateTime; aTimeZone: AnsiString): TDateTime; overload;
954	+	function LocalTimeToGMT(aLocalTime: TDateTime; aTimeZoneID: TFBTimeZoneID): TDateTime; overload;
955	+	function GMTToLocalTime(aGMTTime: TDateTime; aTimeZone: AnsiString): TDateTime; overload;
956	+	function GMTToLocalTime(aGMTTime: TDateTime; aTimeZoneID: TFBTimeZoneID): TDateTime; overload;
957	+	function GetEffectiveOffsetMins(aLocalTime: TDateTime; aTimeZone: AnsiString): integer; overload;
958	+	function GetEffectiveOffsetMins(aLocalTime: TDateTime; aTimeZoneID: TFBTimeZoneID): integer; overload;
959	+
960	+	{Time Zone DB Information}
961	+	function UsingRemoteTZDB: boolean;
962	+	procedure SetUseLocalTZDB(useLocalTZDB: boolean);
963	+	function GetLocalTimeZoneName: AnsiString;
964	+	function GetLocalTimeZoneID: TFBTimeZoneID;
965	+	procedure GetTimeZoneInfo(aTimeZone: AnsiString; OnDate: TDateTime;
966	+	var ZoneOffset, DSTOffset, EffectiveOffset: integer);
967	+	{Configurable Options}
968	+	function GetTimeTZDate: TDateTime;
969	+	procedure SetTimeTZDate(aDate: TDateTime);
970	+	function GetTZTextOption: TTZTextOptions;
971	+	procedure SetTZTextOption(aOptionValue: TTZTextOptions);
972	+	end;
973	+
974		{The IDBInformation Interface.
975
976		An IDBInformation interface is returned by the  IAttachment GetDBInformation
#	Line 703 | Line 994 | type
994		TDBOperationCounts = array of TDBOperationCount;
995
996		IDBInfoItem = interface
997	+	['{eeb97b51-ec0f-473f-9f75-c1721f055fcb}']
998		function getItemType: byte;
999		function getSize: integer;
1000		procedure getRawBytes(var Buffer);
1001	<	function getAsString: string;
1002	<	function getAsInteger: integer;
1003	<	procedure DecodeIDCluster(var ConnectionType: integer; var DBFileName, DBSiteName: string);
1001	>	function getAsString: AnsiString;
1002	>	function getAsInteger: int64;
1003	>	procedure DecodeIDCluster(var ConnectionType: integer; var DBFileName, DBSiteName: AnsiString);
1004		function getAsBytes: TByteArray;
1005	<	procedure DecodeVersionString(var Version: byte; var VersionString: string);
1005	>	function getAsDateTime: TDateTime;
1006	>	procedure DecodeVersionString(var Version: byte; var VersionString: AnsiString);
1007		function getOperationCounts: TDBOperationCounts;
1008		procedure DecodeUserNames(UserNames: TStrings);
1009
#	Line 718 | Line 1011 | type
1011		function GetCount: integer;
1012		function GetItem(index: integer): IDBInfoItem;
1013		function Find(ItemType: byte): IDBInfoItem;
1014	<	property AsInteger: integer read getAsInteger;
1015	<	property AsString: string read GetAsString;
1014	>	property AsInteger: int64 read getAsInteger;
1015	>	property AsString: AnsiString read GetAsString;
1016		property Count: integer read GetCount;
1017		property Items[index: integer]: IDBInfoItem read getItem; default;
1018		end;
#	Line 727 | Line 1020 | type
1020		{ IDBInformation }
1021
1022		IDBInformation = interface
1023	+	['{7ac6777f-f0a9-498a-9f5c-4a57a554df81}']
1024		function GetCount: integer;
1025		function GetItem(index: integer): IDBInfoItem;
1026		function Find(ItemType: byte): IDBInfoItem;
#	Line 735 | Line 1029 | type
1029		property Items[index: integer]: IDBInfoItem read getItem; default;
1030		end;
1031
1032	+	{The Database Information Request Block is used to pass requests for
1033	+	database information where at least one item requested has a parameter.
1034	+	At present, this is only fb_info_page_contents which has a single
1035	+	integer parameter.}
1036	+
1037	+	IDIRBItem = interface(IParameterBlockItem)
1038	+	['{d34a7511-8435-4a24-81a7-5103d218d234}']
1039	+	end;
1040	+
1041	+	IDIRB = interface(IParameterBlock<IDIRBItem>)
1042	+	['{1010e5ac-0a8f-403b-a302-91625e9d9579}']
1043	+	end;
1044	+
1045	+
1046		{The Database Parameter Block (DPB).
1047
1048		The DPB provides the parameters used when connecting to a database. It is allocated
#	Line 746 | Line 1054 | type
1054		found in the Interbase 6.0 API Guide.
1055		}
1056
1057	<	IDPBItem = interface(IParameterBlockItem) end;
1057	>	IDPBItem = interface(IParameterBlockItemWithTypeName)
1058	>	['{123d4ad0-087a-4cd1-a344-1b3d03b30673}']
1059	>	end;
1060
1061	<	IDPB = specialize IParameterBlock<IDPBItem>;
1061	>	IDPB = interface(IParameterBlockWithTypeNames<IDPBItem>)
1062	>	['{e676067b-1cf4-4eba-9256-9724f57e0d16}']
1063	>	end;
1064	>
1065	>	{Journaling options. Default is [joReadWriteTransactions,joModifyQueries] }
1066	>
1067	>	TJournalOption = (joReadOnlyTransactions, joReadWriteTransactions,
1068	>	joModifyQueries, joReadOnlyQueries);
1069	>
1070	>	TJournalOptions = set of TJournalOption;
1071
1072		{The IAttachment interface provides access to a Database Connection. It may be
1073		used to:
#	Line 778 | Line 1097 | type
1097		{ IAttachment }
1098
1099		IAttachment = interface
1100	+	['{466e9b67-9def-4807-b3e7-e08a35e7185c}']
1101	+	function getFirebirdAPI: IFirebirdAPI;
1102		function getDPB: IDPB;
1103		function AllocateBPB: IBPB;
1104	+	function AllocateDIRB: IDIRB;
1105		procedure Connect;
1106		procedure Disconnect(Force: boolean=false);
1107		function IsConnected: boolean;
1108		procedure DropDatabase;
1109	<	function StartTransaction(TPB: array of byte; DefaultCompletion: TTransactionCompletion=taCommit): ITransaction; overload;
1110	<	function StartTransaction(TPB: ITPB; DefaultCompletion: TTransactionCompletion=taCommit): ITransaction; overload;
1111	<	procedure ExecImmediate(transaction: ITransaction; sql: string; SQLDialect: integer); overload;
1112	<	procedure ExecImmediate(TPB: array of byte; sql: string; SQLDialect: integer); overload;
1113	<	procedure ExecImmediate(transaction: ITransaction; sql: string); overload;
1114	<	procedure ExecImmediate(TPB: array of byte; sql: string); overload;
1115	<	function ExecuteSQL(TPB: array of byte; sql: string; SQLDialect: integer; params: array of const): IResults; overload;
1116	<	function ExecuteSQL(transaction: ITransaction; sql: string; SQLDialect: integer; params: array of const): IResults; overload;
1117	<	function ExecuteSQL(TPB: array of byte; sql: string; params: array of const): IResults; overload;
1118	<	function ExecuteSQL(transaction: ITransaction; sql: string; params: array of const): IResults; overload;
1119	<	function OpenCursor(transaction: ITransaction; sql: string; aSQLDialect: integer): IResultSet; overload;
1120	<	function OpenCursor(transaction: ITransaction; sql: string; aSQLDialect: integer;
1109	>	function StartTransaction(TPB: array of byte;
1110	>	DefaultCompletion: TTransactionCompletion=taCommit;
1111	>	aName: AnsiString=''): ITransaction; overload;
1112	>	function StartTransaction(TPB: ITPB;
1113	>	DefaultCompletion: TTransactionCompletion=taCommit;
1114	>	aName: AnsiString=''): ITransaction; overload;
1115	>	procedure ExecImmediate(transaction: ITransaction; sql: AnsiString; SQLDialect: integer); overload;
1116	>	procedure ExecImmediate(TPB: array of byte; sql: AnsiString; SQLDialect: integer); overload;
1117	>	procedure ExecImmediate(transaction: ITransaction; sql: AnsiString); overload;
1118	>	procedure ExecImmediate(TPB: array of byte; sql: AnsiString); overload;
1119	>	function ExecuteSQL(TPB: array of byte; sql: AnsiString; SQLDialect: integer; params: array of const): IResults; overload;
1120	>	function ExecuteSQL(transaction: ITransaction; sql: AnsiString; SQLDialect: integer; params: array of const): IResults; overload;
1121	>	function ExecuteSQL(TPB: array of byte; sql: AnsiString; params: array of const): IResults; overload;
1122	>	function ExecuteSQL(transaction: ITransaction; sql: AnsiString; params: array of const): IResults; overload;
1123	>	function OpenCursor(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer;
1124	>	Scrollable: boolean=false): IResultSet; overload;
1125	>	function OpenCursor(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer;
1126	>	params: array of const): IResultSet; overload;
1127	>	function OpenCursor(transaction: ITransaction; sql: AnsiString; Scrollable: boolean=false): IResultSet; overload;
1128	>	function OpenCursor(transaction: ITransaction; sql: AnsiString; Scrollable: boolean;
1129	>	params: array of const): IResultSet; overload;
1130	>	function OpenCursor(transaction: ITransaction; sql: AnsiString;
1131	>	params: array of const): IResultSet; overload;
1132	>	function OpenCursor(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer; Scrollable: boolean;
1133	>	params: array of const): IResultSet; overload;
1134	>	function OpenCursorAtStart(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer;
1135	>	Scrollable: boolean=false): IResultSet; overload;
1136	>	function OpenCursorAtStart(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer;
1137	>	params: array of const): IResultSet; overload;
1138	>	function OpenCursorAtStart(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer; Scrollable: boolean;
1139		params: array of const): IResultSet; overload;
1140	<	function OpenCursor(transaction: ITransaction; sql: string): IResultSet; overload;
1141	<	function OpenCursor(transaction: ITransaction; sql: string;
1140	>	function OpenCursorAtStart(transaction: ITransaction; sql: AnsiString; Scrollable: boolean=false): IResultSet; overload;
1141	>	function OpenCursorAtStart(transaction: ITransaction; sql: AnsiString;
1142		params: array of const): IResultSet; overload;
1143	<	function OpenCursorAtStart(transaction: ITransaction; sql: string; aSQLDialect: integer): IResultSet; overload;
804	<	function OpenCursorAtStart(transaction: ITransaction; sql: string; aSQLDialect: integer;
1143	>	function OpenCursorAtStart(transaction: ITransaction; sql: AnsiString; Scrollable: boolean;
1144		params: array of const): IResultSet; overload;
1145	<	function OpenCursorAtStart(transaction: ITransaction; sql: string): IResultSet; overload;
1146	<	function OpenCursorAtStart(transaction: ITransaction; sql: string;
1145	>	function OpenCursorAtStart(sql: AnsiString; Scrollable: boolean=false): IResultSet; overload;
1146	>	function OpenCursorAtStart(sql: AnsiString; Scrollable: boolean;
1147		params: array of const): IResultSet; overload;
1148	<	function OpenCursorAtStart(sql: string): IResultSet; overload;
810	<	function OpenCursorAtStart(sql: string;
1148	>	function OpenCursorAtStart(sql: AnsiString;
1149		params: array of const): IResultSet; overload;
1150	<	function Prepare(transaction: ITransaction; sql: string; aSQLDialect: integer): IStatement; overload;
1151	<	function Prepare(transaction: ITransaction; sql: string): IStatement; overload;
1152	<	function PrepareWithNamedParameters(transaction: ITransaction; sql: string;
1153	<	aSQLDialect: integer; GenerateParamNames: boolean=false): IStatement; overload;
1154	<	function PrepareWithNamedParameters(transaction: ITransaction; sql: string;
1155	<	GenerateParamNames: boolean=false): IStatement; overload;
1150	>	function Prepare(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer; CursorName: AnsiString=''): IStatement; overload;
1151	>	function Prepare(transaction: ITransaction; sql: AnsiString; CursorName: AnsiString=''): IStatement; overload;
1152	>	function PrepareWithNamedParameters(transaction: ITransaction; sql: AnsiString;
1153	>	aSQLDialect: integer; GenerateParamNames: boolean=false;
1154	>	CaseSensitiveParams: boolean = false; CursorName: AnsiString=''): IStatement; overload;
1155	>	function PrepareWithNamedParameters(transaction: ITransaction; sql: AnsiString;
1156	>	GenerateParamNames: boolean=false;
1157	>	CaseSensitiveParams: boolean = false; CursorName: AnsiString=''): IStatement; overload;
1158
1159		{Events}
1160		function GetEventHandler(Events: TStrings): IEvents; overload;
1161	<	function GetEventHandler(Event: string): IEvents; overload;
1161	>	function GetEventHandler(Event: AnsiString): IEvents; overload;
1162
1163		{Blob - may use to open existing Blobs. However, ISQLData.AsBlob is preferred}
1164
1165	<	function CreateBlob(transaction: ITransaction; RelationName, ColumnName: string; BPB: IBPB=nil): IBlob; overload;
1165	>	function CreateBlob(transaction: ITransaction; RelationName, ColumnName: AnsiString; BPB: IBPB=nil): IBlob; overload;
1166		function CreateBlob(transaction: ITransaction; BlobMetaData: IBlobMetaData; BPB: IBPB=nil): IBlob; overload;
1167		function CreateBlob(transaction: ITransaction; SubType: integer; CharSetID: cardinal=0; BPB: IBPB=nil): IBlob; overload;
1168	<	function OpenBlob(transaction: ITransaction; RelationName, ColumnName: string; BlobID: TISC_QUAD; BPB: IBPB=nil): IBlob;
1168	>	function OpenBlob(transaction: ITransaction; RelationName, ColumnName: AnsiString; BlobID: TISC_QUAD; BPB: IBPB=nil): IBlob; overload;
1169	>	function OpenBlob(transaction: ITransaction; BlobMetaData: IBlobMetaData; BlobID: TISC_QUAD; BPB: IBPB=nil): IBlob;  overload;
1170	>	function GetInlineBlobLimit: integer;
1171	>	procedure SetInlineBlobLimit(limit: integer);
1172
1173		{Array - may use to open existing arrays. However, ISQLData.AsArray is preferred}
1174
1175	<	function OpenArray(transaction: ITransaction; RelationName, ColumnName: string; ArrayID: TISC_QUAD): IArray;
1176	<	function CreateArray(transaction: ITransaction; RelationName, ColumnName: string): IArray; overload;
1175	>	function OpenArray(transaction: ITransaction; RelationName, ColumnName: AnsiString; ArrayID: TISC_QUAD): IArray; overload;
1176	>	function OpenArray(transaction: ITransaction; ArrayMetaData: IArrayMetaData; ArrayID: TISC_QUAD): IArray; overload;
1177	>	function CreateArray(transaction: ITransaction; RelationName, ColumnName: AnsiString): IArray; overload;
1178		function CreateArray(transaction: ITransaction; ArrayMetaData: IArrayMetaData): IArray; overload;
1179	+	function CreateArrayMetaData(SQLType: cardinal; tableName: AnsiString; columnName: AnsiString;
1180	+	Scale: integer; size: cardinal; charSetID: cardinal; dimensions: cardinal;
1181	+	bounds: TArrayBounds): IArrayMetaData;
1182
1183		{Database Information}
1184		function GetSQLDialect: integer;
1185	<	function GetBlobMetaData(Transaction: ITransaction; tableName, columnName: string): IBlobMetaData;
1186	<	function GetArrayMetaData(Transaction: ITransaction; tableName, columnName: string): IArrayMetaData;
1185	>	function GetAttachmentID: integer;
1186	>	function GetBlobMetaData(Transaction: ITransaction; tableName, columnName: AnsiString): IBlobMetaData;
1187	>	function GetArrayMetaData(Transaction: ITransaction; tableName, columnName: AnsiString): IArrayMetaData;
1188		function GetDBInformation(Requests: array of byte): IDBInformation; overload;
1189		function GetDBInformation(Request: byte): IDBInformation; overload;
1190	+	function GetDBInformation(Requests: IDIRB): IDBInformation; overload;
1191	+	function GetConnectString: AnsiString;
1192	+	function GetRemoteProtocol: AnsiString;
1193	+	function GetAuthenticationMethod: AnsiString;
1194	+	function GetSecurityDatabase: AnsiString;
1195	+	function GetODSMajorVersion: integer;
1196	+	function GetODSMinorVersion: integer;
1197	+	procedure getFBVersion(version: TStrings);
1198		function HasActivity: boolean;
1199	<	end;
1199	>	function HasDecFloatSupport: boolean;
1200	>	function HasBatchMode: boolean;
1201	>	function HasScollableCursors: boolean;
1202	>	function HasTable(aTableName: AnsiString): boolean;
1203	>
1204	>	{Character Sets}
1205	>	function HasDefaultCharSet: boolean;
1206	>	function GetDefaultCharSetID: integer;
1207	>	function GetCharsetName(CharSetID: integer): AnsiString;
1208	>	function CharSetID2CodePage(CharSetID: integer; var CodePage: TSystemCodePage): boolean;
1209	>	function CodePage2CharSetID(CodePage: TSystemCodePage; var CharSetID: integer): boolean;
1210	>	function CharSetName2CharSetID(CharSetName: AnsiString; var CharSetID: integer): boolean;
1211	>	function CharSetWidth(CharSetID: integer; var Width: integer): boolean;
1212	>	procedure RegisterCharSet(CharSetName: AnsiString; CodePage: TSystemCodePage;
1213	>	AllowReverseLookup:boolean; out CharSetID: integer);
1214
1215	<	TProtocol = (TCP, SPX, NamedPipe, Local);
1215	>	{Time Zone Database}
1216	>	function GetTimeZoneServices: ITimeZoneServices;
1217	>	function HasTimeZoneSupport: boolean;
1218	>
1219	>	{Client side Journaling}
1220	>	function JournalingActive: boolean;
1221	>	function GetJournalOptions: TJournalOptions;
1222	>	function StartJournaling(aJournalLogFile: AnsiString): integer; overload;
1223	>	function StartJournaling(aJournalLogFile: AnsiString; Options: TJournalOptions): integer; overload;
1224	>	procedure StopJournaling(RetainJournal: boolean);
1225	>	end;
1226	>
1227	>	TProtocolAll = (TCP, SPX, NamedPipe, Local, inet, inet4, inet6, wnet, xnet, unknownProtocol);
1228	>	TProtocol = TCP..xnet;
1229
1230		{Service Parameter Block (SPB).
1231
#	Line 856 | Line 1239 | type
1239
1240		}
1241
1242	<	ISPBItem = interface(IParameterBlockItem) end;
1242	>	ISPBItem = interface(IParameterBlockItemWithTypeName)
1243	>	['{5d08ae2b-4519-41bd-8b40-97cd451c3f6a}']
1244	>	end;
1245
1246	<	ISPB = specialize IParameterBlock<ISPBItem>;
1246	>	ISPB = interface(IParameterBlockWithTypeNames<ISPBItem>)
1247	>	['{2c5836fd-41ed-4426-9b7d-5af580ec2659}']
1248	>	end;
1249
1250		{Service Query Parameter Block (SQPB).
1251
#	Line 867 | Line 1254 | type
1254		}
1255
1256		ISQPBItem = interface(IParameterBlockItem)
1257	+	['{b07841a6-33b3-47f0-b5a2-028cbc86dc97}']
1258		function CopyFrom(source: TStream; count: integer): integer;
1259		end;
1260
1261	<	ISQPB = specialize IParameterBlock<ISQPBItem>;
1261	>	ISQPB = interface(IParameterBlock<ISQPBItem>)
1262	>	['{8553e66b-ee62-498b-8431-dff030211447}']
1263	>	end;
1264
1265		{Service Request Block (SRB).
1266
#	Line 884 | Line 1274 | type
1274
1275		}
1276
1277	<	ISRBItem = interface(IParameterBlockItem) end;
1277	>	ISRBItem = interface(IParameterBlockItem)
1278	>	['{47ec790e-f265-4b30-9dcd-261e51677245}']
1279	>	end;
1280
1281	<	ISRB = specialize IParameterBlock<ISRBItem>;
1281	>	ISRB = interface(IParameterBlock<ISRBItem>)
1282	>	['{9f2e204f-3c33-4e44-90f9-9135e95dafb9}']
1283	>	end;
1284
1285		{The Service Query Results Interface.
1286
#	Line 904 | Line 1298 | type
1298		}
1299
1300		IServiceQueryResultSubItem = interface
1301	+	['{8a4c381e-9923-4cc9-a96b-553729248640}']
1302		function getItemType: byte;
1303		function getSize: integer;
1304		procedure getRawBytes(var Buffer);
1305	<	function getAsString: string;
1306	<	function getAsInteger: integer;
1305	>	function getAsString: AnsiString;
1306	>	function getAsInteger: int64;
1307		function getAsByte: byte;
1308		function CopyTo(stream: TStream; count: integer): integer;
1309	<	property AsString: string read getAsString;
1310	<	property AsInteger: integer read getAsInteger;
1309	>	property AsString: AnsiString read getAsString;
1310	>	property AsInteger: int64 read getAsInteger;
1311		property AsByte: byte read getAsByte;
1312		end;
1313
1314		IServiceQueryResultItem = interface(IServiceQueryResultSubItem)
1315	+	['{b2806886-206c-4024-8df9-5fe0a7630a5e}']
1316		function getCount: integer;
1317		function getItem(index: integer): IServiceQueryResultSubItem;
1318		function find(ItemType: byte): IServiceQueryResultSubItem;
#	Line 925 | Line 1321 | type
1321		end;
1322
1323		IServiceQueryResults = interface
1324	+	['{8fbbef7d-fe03-4409-828a-a787d34ef531}']
1325		function getCount: integer;
1326		function getItem(index: integer): IServiceQueryResultItem;
1327		function find(ItemType: byte): IServiceQueryResultItem;
#	Line 933 | Line 1330 | type
1330		property Count: integer read getCount;
1331		end;
1332
1333	+	IFirebirdLibrary = interface;
1334	+
1335		{The IServiceManager interface provides access to a service manager. It can
1336		used to Detach and re-attach to Service Manager, to start services and to
1337		query the service manager.
#	Line 943 | Line 1342 | type
1342		{ IServiceManager }
1343
1344		IServiceManager = interface
1345	+	['{905b587d-1e1f-4e40-a3f8-a3519f852e48}']
1346	+	function getFirebirdAPI: IFirebirdAPI;
1347		function getSPB: ISPB;
1348	<	function getServerName: string;
1348	>	function getServerName: AnsiString;
1349	>	function getProtocol: TProtocol;
1350	>	function getPortNo: AnsiString;
1351		procedure Attach;
1352		procedure Detach(Force: boolean=false);
1353		function IsAttached: boolean;
1354		function AllocateSRB: ISRB;
1355		function AllocateSQPB: ISQPB;
1356	<	procedure Start(Request: ISRB);
1357	<	function Query(SQPB: ISQPB; Request: ISRB) :IServiceQueryResults; overload;
1358	<	function Query(Request: ISRB) :IServiceQueryResults; overload;
1356	>	function Start(Request: ISRB; RaiseExceptionOnError: boolean=true): boolean;
1357	>	function Query(SQPB: ISQPB; Request: ISRB; RaiseExceptionOnError: boolean=true) :IServiceQueryResults; overload;
1358	>	function Query(Request: ISRB; RaiseExceptionOnError: boolean=true) :IServiceQueryResults; overload;
1359	>	end;
1360	>
1361	>	{Tbe Firebird Library API used to get information about the Firebird library}
1362	>
1363	>
1364	>	IFirebirdLibrary = interface
1365	>	['{3c04e0a1-12e0-428a-b2e1-bc6fcd97b79b}']
1366	>	function GetHandle: TLibHandle;
1367	>	function GetLibraryName: string;
1368	>	function GetLibraryFilePath: string;
1369	>	function GetFirebirdAPI: IFirebirdAPI;
1370		end;
1371
1372		{The Firebird API.
#	Line 963 | Line 1377 | type
1377		The interface is returned by the FirebirdAPI function.
1378		}
1379
1380	+	{ IFirebirdAPI }
1381	+
1382		IFirebirdAPI = interface
1383	+	['{edeee691-c8d3-4dcf-a780-cd7e432821d5}']
1384		{Database connections}
1385		function AllocateDPB: IDPB;
1386	<	function OpenDatabase(DatabaseName: string; DPB: IDPB; RaiseExceptionOnConnectError: boolean=true): IAttachment;
1387	<	function CreateDatabase(DatabaseName: string; DPB: IDPB; RaiseExceptionOnError: boolean=true): IAttachment;
1386	>	function OpenDatabase(DatabaseName: AnsiString; DPB: IDPB; RaiseExceptionOnConnectError: boolean=true): IAttachment;
1387	>	function CreateDatabase(DatabaseName: AnsiString; DPB: IDPB; RaiseExceptionOnError: boolean=true): IAttachment; overload;
1388	>	function CreateDatabase(sql: AnsiString; aSQLDialect: integer; RaiseExceptionOnError: boolean=true): IAttachment; overload;
1389
1390		{Start Transaction against multiple databases}
1391		function AllocateTPB: ITPB;
1392		function StartTransaction(Attachments: array of IAttachment;
1393	<	TPB: array of byte; DefaultCompletion: TTransactionCompletion=taCommit): ITransaction; overload;
1393	>	TPB: array of byte; DefaultCompletion: TTransactionCompletion=taCommit;
1394	>	aName: AnsiString=''): ITransaction; overload;
1395		function StartTransaction(Attachments: array of IAttachment;
1396	<	TPB: ITPB; DefaultCompletion: TTransactionCompletion=taCommit): ITransaction; overload;
1396	>	TPB: ITPB; DefaultCompletion: TTransactionCompletion=taCommit;
1397	>	aName: AnsiString=''): ITransaction; overload;
1398
1399		{Service Manager}
1400		function HasServiceAPI: boolean;
1401		function AllocateSPB: ISPB;
1402	<	function GetServiceManager(ServerName: string; Protocol: TProtocol; SPB: ISPB): IServiceManager;
1402	>	function GetServiceManager(ServerName: AnsiString; Protocol: TProtocol; SPB: ISPB): IServiceManager; overload;
1403	>	function GetServiceManager(ServerName: AnsiString; Port: AnsiString; Protocol: TProtocol; SPB: ISPB): IServiceManager; overload;
1404
1405		{Information}
1406		function GetStatus: IStatus;
986	–	function GetLibraryName: string;
1407		function HasRollbackRetaining: boolean;
1408		function IsEmbeddedServer: boolean;
1409	<	function GetImplementationVersion: string;
1409	>	function GetImplementationVersion: AnsiString;
1410	>	function GetClientMajor: integer;
1411	>	function GetClientMinor: integer;
1412	>	function HasDecFloatSupport: boolean;
1413	>	function HasLocalTZDB: boolean;
1414	>	function HasTimeZoneSupport: boolean;
1415	>	function HasExtendedTZSupport: boolean;
1416
1417		{Firebird 3 API}
1418		function HasMasterIntf: boolean;
1419	<	function GetIMaster: TObject;
1420	<
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;
1419	>	function GetIMaster: TObject;  deprecated 'Use FirebirdAPI.QueryInterface and FBClientLib.pas IFBIMasterProvider instead';
1420	>	function GetFBLibrary: IFirebirdLibrary;
1421		end;
1422
1423		type
#	Line 1014 | Line 1434 | type
1434		private
1435		FSQLCode: Long;
1436		public
1437	<	constructor Create(ASQLCode: Long; Msg: string);
1437	>	constructor Create(ASQLCode: Long; Msg: AnsiString);
1438		property SQLCode: Long read FSQLCode;
1439		end;
1440
#	Line 1025 | Line 1445 | type
1445		FIBErrorCode: Long;
1446		public
1447		constructor Create(Status: IStatus); overload;
1448	<	constructor Create(ASQLCode: Long; AIBErrorCode: Long; Msg: string); overload;
1448	>	constructor Create(ASQLCode: Long; AIBErrorCode: Long; Msg: AnsiString); overload;
1449		property IBErrorCode: Long read FIBErrorCode;
1450		end;
1451
1452		{IB Client Exceptions}
1453		EIBClientError = class(EIBError);
1454
1455	<	{IBError is used internally and by IBX to throw an EIBClientError}
1456	<
1037	<	procedure IBError(ErrMess: TIBClientError; const Args: array of const);
1455	>	{Used to explicitly report a Batch Buffer overflow}
1456	>	EIBBatchBufferOverflow = class(EIBError);
1457
1458		{The Firebird API function is used to access the IFirebirdAPI interface.
1459
#	Line 1045 | Line 1464 | procedure IBError(ErrMess: TIBClientErro
1464		function FirebirdAPI: IFirebirdAPI;
1465
1466		{IBX support functions. Probably best ignored i.e. always used the FirebirdAPI
1467	<	functino to load the library and check if it's loaded.}
1467	>	function to load the library and check if it's loaded.}
1468
1469		function TryIBLoad: Boolean;
1470		procedure CheckIBLoaded;
1471
1472	+	{If you want to explicitly load the Firebird library from a
1473	+	non-default location then use this function and its GetFirebirdAPI function
1474	+	to get the API.}
1475	+
1476	+	function LoadFBLibrary(aLibPathName: string): IFirebirdLibrary;
1477	+
1478	+	{$if not declared(NULL)} {Needed for Delphi}
1479	+	function Null: Variant;       // Null standard constant
1480	+	{$define NEEDNULLFUNCTION}
1481	+	{$ifend}
1482	+
1483		implementation
1484
1485	<	uses FBClientAPI
1485	>	uses FBClientAPI {$if not declared(NULL)}, Variants {$ifend}
1486		{$IFDEF USELEGACYFIREBIRDAPI}, FB25ClientAPI {$ENDIF}
1487		{$IFDEF USEFIREBIRD3API}, FB30ClientAPI {$ENDIF};
1488
1489	<	var FFirebirdAPI: IFirebirdAPI;
1489	>	var FDefaultFBLibrary: IFirebirdLibrary;
1490	>
1491	>	type
1492	>
1493	>	{ TFBLibrary }
1494	>
1495	>	TFBLibraryImpl = class(TFBLibrary)
1496	>	protected
1497	>	function GetFirebird3API: IFirebirdAPI; override;
1498	>	function GetLegacyFirebirdAPI: IFirebirdAPI; override;
1499	>	end;
1500	>
1501	>	function TFBLibraryImpl.GetFirebird3API: IFirebirdAPI;
1502	>	begin
1503	>	{$IFDEF USEFIREBIRD3API}
1504	>	Result := TFB30ClientAPI.Create(self);
1505	>	{$ELSE}
1506	>	Result := nil;
1507	>	{$ENDIF}
1508	>	end;
1509	>
1510	>	function TFBLibraryImpl.GetLegacyFirebirdAPI: IFirebirdAPI;
1511	>	begin
1512	>	{$IFDEF USELEGACYFIREBIRDAPI}
1513	>	Result := TFB25ClientAPI.Create(self);
1514	>	{$ELSE}
1515	>	Result := nil;
1516	>	{$ENDIF}
1517	>	end;
1518
1519		function FirebirdAPI: IFirebirdAPI;
1520		begin
1521	<	if FFirebirdAPI = nil then
1521	>	if FDefaultFBLibrary = nil then
1522		CheckIBLoaded;
1523	<	Result := FFirebirdAPI;
1523	>	Result := FDefaultFBLibrary.GetFirebirdAPI;
1524		end;
1525
1526		function TryIBLoad: Boolean;
1527	+	var fblib: IFirebirdLibrary;
1528		begin
1529	<	Result := FFirebirdAPI <> nil;
1529	>	Result := FDefaultFBLibrary <> nil;
1530		try
1072	–	{$IFDEF USEFIREBIRD3API}
1531		if not Result then
1532		begin
1533	<	FFirebirdAPI := TFB30ClientAPI.Create;
1534	<	Result := FFirebirdAPI.HasMasterIntf;
1535	<	end;
1536	<	{$ENDIF}
1079	<	{$IFDEF USELEGACYFIREBIRDAPI}
1080	<	if not Result then
1081	<	begin
1082	<	FFirebirdAPI := nil;
1083	<	FFirebirdAPI := TFB25ClientAPI.Create;
1084	<	Result := true;
1085	<	end;
1086	<	{$ENDIF}
1087	<	if Result and not (FFirebirdAPI as TFBClientAPI).IsLibraryLoaded then
1088	<	begin
1089	<	Result := false;
1090	<	FFirebirdAPI := nil;
1533	>	fblib := TFBLibraryImpl.Create;
1534	>	if (fblib <> nil) and (fblib.GetFirebirdAPI <> nil) then
1535	>	FDefaultFBLibrary := fblib;
1536	>	Result := FDefaultFBLibrary <> nil;
1537		end;
1538		except
1539		SysUtils.showexception(ExceptObject,ExceptAddr);
#	Line 1101 | Line 1547 | begin
1547		IBError(ibxeInterBaseMissing, [nil]);
1548		end;
1549
1550	+	function LoadFBLibrary(aLibPathName: string): IFirebirdLibrary;
1551	+	var fblib: IFirebirdLibrary;
1552	+	begin
1553	+	if trim(aLibPathName) = '' then
1554	+	begin
1555	+	CheckIBLoaded;
1556	+	Result := FDefaultFBLibrary;
1557	+	end
1558	+	else
1559	+	begin
1560	+	fblib := TFBLibraryImpl.GetFBLibrary(aLibPathName);
1561	+	if (fblib = nil) or (fblib.GetFirebirdAPI = nil) then
1562	+	IBError(ibxeInterBaseMissing, [nil]);
1563	+	Result := fblib;
1564	+	end;
1565	+	end;
1566	+
1567		{ EIBError }
1568
1569	<	constructor EIBError.Create(ASQLCode: Long; Msg: string);
1569	>	constructor EIBError.Create(ASQLCode: Long; Msg: AnsiString);
1570		begin
1571		inherited Create(Msg);
1572		FSQLCode := ASQLCode;
#	Line 1118 | Line 1581 | begin
1581		end;
1582
1583		constructor EIBInterBaseError.Create(ASQLCode: Long; AIBErrorCode: Long;
1584	<	Msg: string);
1584	>	Msg: AnsiString);
1585		begin
1586		inherited Create(ASQLCode,Msg);
1587		FIBErrorCode := AIBErrorCode;
1588		end;
1589
1590	<	procedure IBError(ErrMess: TIBClientError; const Args: array of const);
1591	<	begin
1592	<	raise EIBClientError.Create(Ord(ErrMess),
1593	<	Format(GetErrorMessage(ErrMess), Args));
1594	<	end;
1590	>	{$ifdef NEEDNULLFUNCTION}
1591	>	function Null: Variant;       // Null standard constant
1592	>	begin
1593	>	VarClearProc(TVarData(Result));
1594	>	TVarData(Result).VType := varnull;
1595	>	end;
1596	>	{$endif}
1597
1598		initialization
1599	<	FFirebirdAPI := nil;
1599	>	FDefaultFBLibrary := nil;
1600
1601	+	finalization
1602	+	FDefaultFBLibrary := nil;
1603
1604		end.
1605

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