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Comparing ibx/trunk/fbintf/client/FBAttachment.pas (file contents):
Revision 60 by tony, Mon Mar 27 15:21:02 2017 UTC vs.
Revision 345 by tony, Mon Aug 23 14:22:29 2021 UTC

#	Line 32 | Line 32 | unit FBAttachment;
32		{$IFDEF FPC}
33		{$mode delphi}
34		{$interfaces COM}
35	+	{$define HASREQEX}
36		{$ENDIF}
37
38		interface
39
40		uses
41	<	Classes, SysUtils, {$IFDEF WINDOWS} windows, {$ENDIF} IB,  FBParamBlock, FBActivityMonitor;
41	>	Classes, SysUtils, {$IFDEF WINDOWS} windows, {$ENDIF} IB,  FBParamBlock,
42	>	FBActivityMonitor, FBClientAPI;
43	>
44	>	const
45	>	DefaultMaxInlineBlobLimit = 8192;
46
47		type
48		TCharsetMap = record
#	Line 54 | Line 59 | type
59		private
60		FDPB: IDPB;
61		FFirebirdAPI: IFirebirdAPI;
62	+	FODSMajorVersion: integer;
63	+	FODSMinorVersion: integer;
64		FUserCharSetMap: array of TCharSetMap;
65	+	FSecDatabase: AnsiString;
66	+	FInlineBlobLimit: integer;
67		protected
68		FDatabaseName: AnsiString;
69		FRaiseExceptionOnConnectError: boolean;
#	Line 62 | Line 71 | type
71		FHasDefaultCharSet: boolean;
72		FCharSetID: integer;
73		FCodePage: TSystemCodePage;
74	<	constructor Create(DatabaseName: AnsiString; DPB: IDPB;
74	>	FRemoteProtocol: AnsiString;
75	>	FAuthMethod: AnsiString;
76	>	constructor Create(api: TFBClientAPI; DatabaseName: AnsiString; DPB: IDPB;
77		RaiseExceptionOnConnectError: boolean);
78		procedure CheckHandle; virtual; abstract;
79		function GenerateCreateDatabaseSQL(DatabaseName: AnsiString; aDPB: IDPB): AnsiString;
80	+	procedure GetODSAndConnectionInfo;
81	+	function GetDBInfo(ReqBuffer: PByte; ReqBufLen: integer): IDBInformation; virtual; abstract;
82	+	function IsConnected: boolean; virtual; abstract;
83		procedure EndAllTransactions;
84	+	procedure DPBFromCreateSQL(CreateSQL: AnsiString);
85		procedure SetParameters(SQLParams: ISQLParams; params: array of const);
86	+	procedure UseServerICUChanged; virtual;
87		public
88		destructor Destroy; override;
89	+	function getFirebirdAPI: IFirebirdAPI;
90		function getDPB: IDPB;
91		function AllocateBPB: IBPB;
92	+	function AllocateDIRB: IDIRB;
93		function StartTransaction(TPB: array of byte; DefaultCompletion: TTransactionCompletion): ITransaction; overload; virtual; abstract;
94		function StartTransaction(TPB: ITPB; DefaultCompletion: TTransactionCompletion): ITransaction; overload; virtual; abstract;
95		procedure Disconnect(Force: boolean=false); virtual; abstract;
#	Line 101 | Line 119 | type
119		function Prepare(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer): IStatement; overload; virtual; abstract;
120		function Prepare(transaction: ITransaction; sql: AnsiString): IStatement; overload;
121		function PrepareWithNamedParameters(transaction: ITransaction; sql: AnsiString;
122	<	aSQLDialect: integer; GenerateParamNames: boolean=false): IStatement; overload; virtual; abstract;
122	>	aSQLDialect: integer; GenerateParamNames: boolean=false;
123	>	CaseSensitiveParams: boolean = false): IStatement; overload; virtual; abstract;
124		function PrepareWithNamedParameters(transaction: ITransaction; sql: AnsiString;
125	<	GenerateParamNames: boolean=false): IStatement; overload;
125	>	GenerateParamNames: boolean=false;
126	>	CaseSensitiveParams: boolean = false): IStatement; overload;
127		function GetEventHandler(Events: TStrings): IEvents; overload; virtual; abstract;
128		function GetEventHandler(Event: AnsiString): IEvents; overload;
129
130		function GetSQLDialect: integer;
131	+	function CreateBlob(transaction: ITransaction; RelationName, ColumnName: AnsiString; BPB: IBPB=nil): IBlob; overload;
132	+	function CreateBlob(transaction: ITransaction; BlobMetaData: IBlobMetaData; BPB: IBPB=nil): IBlob; overload; virtual; abstract;
133		function OpenBlob(transaction: ITransaction; BlobMetaData: IBlobMetaData; BlobID: TISC_QUAD; BPB: IBPB=nil): IBlob; overload; virtual; abstract;
134	+	function OpenBlob(transaction: ITransaction; RelationName, ColumnName: AnsiString; BlobID: TISC_QUAD; BPB: IBPB=nil): IBlob; overload;
135		function OpenBlob(transaction: ITransaction; Field: ISQLData; BPB: IBPB=nil): IBlob; overload;
136	+	function CreateArray(transaction: ITransaction; RelationName, ColumnName: AnsiString
137	+	): IArray; overload;
138	+	function CreateArray(transaction: ITransaction; ArrayMetaData: IArrayMetaData): IArray; overload; virtual; abstract;
139	+	function OpenArray(transaction: ITransaction; RelationName, ColumnName: AnsiString; ArrayID: TISC_QUAD): IArray; overload;
140	+	function OpenArray(transaction: ITransaction; ArrayMetaData: IArrayMetaData; ArrayID: TISC_QUAD): IArray; overload; virtual; abstract;
141		property SQLDialect: integer read FSQLDialect;
142		property DPB: IDPB read FDPB;
143	<	public
143	>	public
144	>	function GetDBInformation(Requests: array of byte): IDBInformation; overload;
145	>	function GetDBInformation(Request: byte): IDBInformation; overload;
146	>	function GetDBInformation(Requests: IDIRB): IDBInformation; overload;
147	>	function GetConnectString: AnsiString;
148	>	function GetRemoteProtocol: AnsiString;
149	>	function GetAuthenticationMethod: AnsiString;
150	>	function GetSecurityDatabase: AnsiString;
151	>	function GetODSMajorVersion: integer;
152	>	function GetODSMinorVersion: integer;
153	>	function HasDecFloatSupport: boolean; virtual;
154	>	function GetInlineBlobLimit: integer;
155	>	procedure SetInlineBlobLimit(limit: integer);
156	>	function HasBatchMode: boolean; virtual;
157	>
158	>	public
159		{Character Sets}
160	<	function GetCharsetName(CharSetID: integer): AnsiString;
161	<	function CharSetID2CodePage(CharSetID: integer; var CodePage: TSystemCodePage): boolean;
162	<	function CodePage2CharSetID(CodePage: TSystemCodePage; var CharSetID: integer): boolean;
163	<	function CharSetName2CharSetID(CharSetName: AnsiString; var CharSetID: integer): boolean;
164	<	function CharSetWidth(CharSetID: integer; var Width: integer): boolean;
165	<	procedure RegisterCharSet(CharSetName: AnsiString; CodePage: TSystemCodePage;
166	<	AllowReverseLookup:boolean; out CharSetID: integer);
167	<	property HasDefaultCharSet: boolean read FHasDefaultCharSet;
168	<	property CharSetID: integer read FCharSetID;
169	<	property CodePage: TSystemCodePage read FCodePage;
160	>	function HasDefaultCharSet: boolean;
161	>	function GetDefaultCharSetID: integer;
162	>	function GetCharsetName(CharSetID: integer): AnsiString;
163	>	function CharSetID2CodePage(CharSetID: integer; var CodePage: TSystemCodePage): boolean;
164	>	function CodePage2CharSetID(CodePage: TSystemCodePage; var CharSetID: integer): boolean;
165	>	function CharSetName2CharSetID(CharSetName: AnsiString; var CharSetID: integer): boolean;
166	>	function CharSetWidth(CharSetID: integer; var Width: integer): boolean;
167	>	procedure RegisterCharSet(CharSetName: AnsiString; CodePage: TSystemCodePage;
168	>	AllowReverseLookup:boolean; out CharSetID: integer);
169	>	function GetBlobMetaData(Transaction: ITransaction; tableName, columnName: AnsiString): IBlobMetaData; virtual; abstract;
170	>	function GetArrayMetaData(Transaction: ITransaction; tableName, columnName: AnsiString): IArrayMetaData; virtual; abstract;
171	>	property CharSetID: integer read FCharSetID;
172	>	property CodePage: TSystemCodePage read FCodePage;
173	>
174	>	public
175	>	{Time Zone Support}
176	>	function GetTimeZoneServices: ITimeZoneServices; virtual;
177	>	function HasTimeZoneSupport: boolean; virtual;
178	>
179	>	end;
180	>
181	>	{ TDPBItem }
182	>
183	>	TDPBItem = class(TParamBlockItem,IDPBItem)
184	>	public
185	>	function getParamTypeName: AnsiString; override;
186	>	end;
187	>
188	>	{ TDPB }
189	>
190	>	TDPB = class (TCustomParamBlock<TDPBItem,IDPBItem>, IDPB)
191	>	protected
192	>	function LookupItemType(ParamTypeName: AnsiString): byte; override;
193	>	public
194	>	constructor Create(api: TFBClientAPI);
195	>	function GetParamTypeName(ParamType: byte): Ansistring;
196	>	{$IFDEF FPC}
197	>	function IDPB.GetDPBParamTypeName = GetParamTypeName;
198	>	{$ELSE}
199	>	function GetDPBParamTypeName(ParamType: byte): Ansistring;
200	>	{$ENDIF}
201		end;
202
203		implementation
204
205	<	uses FBMessages, FBTransaction;
205	>	uses FBMessages, IBUtils, FBTransaction {$IFDEF HASREQEX}, RegExpr{$ENDIF};
206
207		const
208		CharSetMap: array [0..69] of TCharsetMap = (
#	Line 204 | Line 278 | const
278		(CharsetID: 69; CharSetName: 'GB18030'; CharSetWidth: 4; CodePage: 54936; AllowReverseLookup: true)
279		);
280
281	+	const
282	+	isc_dpb_last_dpb_constant = isc_dpb_decfloat_traps;
283	+
284	+	DPBConstantNames: array[1..isc_dpb_last_dpb_constant] of string = (
285	+	'cdd_pathname',
286	+	'allocation',
287	+	'journal',
288	+	'page_size',
289	+	'num_buffers',
290	+	'buffer_length',
291	+	'debug',
292	+	'garbage_collect',
293	+	'verify',
294	+	'sweep',
295	+	'enable_journal',
296	+	'disable_journal',
297	+	'dbkey_scope',
298	+	'number_of_users',
299	+	'trace',
300	+	'no_garbage_collect',
301	+	'damaged',
302	+	'license',
303	+	'sys_user_name',
304	+	'encrypt_key',
305	+	'activate_shadow',
306	+	'sweep_interval',
307	+	'delete_shadow',
308	+	'force_write',
309	+	'begin_log',
310	+	'quit_log',
311	+	'no_reserve',
312	+	'user_name',
313	+	'password',
314	+	'password_enc',
315	+	'sys_user_name_enc',
316	+	'interp',
317	+	'online_dump',
318	+	'old_file_size',
319	+	'old_num_files',
320	+	'old_file',
321	+	'old_start_page',
322	+	'old_start_seqno',
323	+	'old_start_file',
324	+	'drop_walfile',
325	+	'old_dump_id',
326	+	'wal_backup_dir',
327	+	'wal_chkptlen',
328	+	'wal_numbufs',
329	+	'wal_bufsize',
330	+	'wal_grp_cmt_wait',
331	+	'lc_messages',
332	+	'lc_ctype',
333	+	'cache_manager',
334	+	'shutdown',
335	+	'online',
336	+	'shutdown_delay',
337	+	'reserved',
338	+	'overwrite',
339	+	'sec_attach',
340	+	'disable_wal',
341	+	'connect_timeout',
342	+	'dummy_packet_interval',
343	+	'gbak_attach',
344	+	'sql_role_name',
345	+	'set_page_buffers',
346	+	'working_directory',
347	+	'sql_dialect',
348	+	'set_db_readonly',
349	+	'set_db_sql_dialect',
350	+	'gfix_attach',
351	+	'gstat_attach',
352	+	'set_db_charset',
353	+	'gsec_attach',
354	+	'address_path' ,
355	+	'process_id',
356	+	'no_db_triggers',
357	+	'trusted_auth',
358	+	'process_name',
359	+	'trusted_role',
360	+	'org_filename',
361	+	'utf8_ilename',
362	+	'ext_call_depth',
363	+	'auth_block',
364	+	'client_version',
365	+	'remote_protocol',
366	+	'host_name',
367	+	'os_user',
368	+	'specific_auth_data',
369	+	'auth_plugin_list',
370	+	'auth_plugin_name',
371	+	'config',
372	+	'nolinger',
373	+	'reset_icu',
374	+	'map_attach',
375	+	'session_time_zone',
376	+	'set_db_replica',
377	+	'set_bind',
378	+	'decfloat_round',
379	+	'decfloat_traps'
380	+	);
381
382
383
384		{ TFBAttachment }
385
386	<	constructor TFBAttachment.Create(DatabaseName: AnsiString; DPB: IDPB;
387	<	RaiseExceptionOnConnectError: boolean);
386	>	procedure TFBAttachment.GetODSAndConnectionInfo;
387	>	var DBInfo: IDBInformation;
388	>	i: integer;
389	>	Stmt: IStatement;
390	>	ResultSet: IResultSet;
391	>	Param: IDPBItem;
392	>	begin
393	>	if not IsConnected then Exit;
394	>	DBInfo := GetDBInformation([isc_info_db_id,isc_info_ods_version,isc_info_ods_minor_version,
395	>	isc_info_db_SQL_Dialect]);
396	>	for i := 0 to DBInfo.GetCount - 1 do
397	>	with DBInfo[i] do
398	>	case getItemType of
399	>	isc_info_ods_minor_version:
400	>	FODSMinorVersion := getAsInteger;
401	>	isc_info_ods_version:
402	>	FODSMajorVersion := getAsInteger;
403	>	isc_info_db_SQL_Dialect:
404	>	FSQLDialect := getAsInteger;
405	>	end;
406	>
407	>	FCharSetID := 0;
408	>	FRemoteProtocol := '';
409	>	FAuthMethod := 'Legacy_Auth';
410	>	FSecDatabase := 'Default';
411	>	if FODSMajorVersion > 11 then
412	>	begin
413	>	Stmt := Prepare(StartTransaction([isc_tpb_read,isc_tpb_nowait,isc_tpb_concurrency],taCommit),
414	>	'Select MON$CHARACTER_SET_ID, MON$REMOTE_PROTOCOL, MON$AUTH_METHOD, MON$SEC_DATABASE From MON$ATTACHMENTS, MON$DATABASE '+
415	>	'Where MON$ATTACHMENT_ID = CURRENT_CONNECTION ');
416	>	ResultSet := Stmt.OpenCursor;
417	>	if ResultSet.FetchNext then
418	>	begin
419	>	FCharSetID := ResultSet[0].AsInteger;
420	>	FRemoteProtocol := Trim(ResultSet[1].AsString);
421	>	FAuthMethod := Trim(ResultSet[2].AsString);
422	>	FSecDatabase := Trim(ResultSet[3].AsString);
423	>	end
424	>	end
425	>	else
426	>	if (FODSMajorVersion = 11) and (FODSMinorVersion >= 1) then
427	>	begin
428	>	Stmt := Prepare(StartTransaction([isc_tpb_read,isc_tpb_nowait,isc_tpb_concurrency],taCommit),
429	>	'Select MON$CHARACTER_SET_ID, MON$REMOTE_PROTOCOL From MON$ATTACHMENTS '+
430	>	'Where MON$ATTACHMENT_ID = CURRENT_CONNECTION');
431	>	ResultSet := Stmt.OpenCursor;
432	>	if ResultSet.FetchNext then
433	>	begin
434	>	FCharSetID := ResultSet[0].AsInteger;
435	>	FRemoteProtocol := Trim(ResultSet[1].AsString);
436	>	end
437	>	end
438	>	else
439	>	if DPB <> nil then
440	>	begin
441	>	Param :=  DPB.Find(isc_dpb_lc_ctype);
442	>	if (Param = nil) or not CharSetName2CharSetID(Param.AsString,FCharSetID) then
443	>	FCharSetID := 0;
444	>	case GetProtocol(FDatabaseName) of
445	>	TCP:       FRemoteProtocol := 'TCPv4';
446	>	Local:     FRemoteProtocol := '';
447	>	NamedPipe: FRemoteProtocol := 'Netbui';
448	>	SPX:       FRemoteProtocol := 'SPX'
449	>	end;
450	>	end;
451	>	FHasDefaultCharSet := CharSetID2CodePage(FCharSetID,FCodePage) and (FCharSetID > 1);
452	>	end;
453	>
454	>	constructor TFBAttachment.Create(api: TFBClientAPI; DatabaseName: AnsiString;
455	>	DPB: IDPB; RaiseExceptionOnConnectError: boolean);
456		begin
457		inherited Create;
458	<	FFirebirdAPI := FirebirdAPI; {Keep reference to interface}
458	>	FFirebirdAPI := api.GetAPI; {Keep reference to interface}
459		FSQLDialect := 3;
460		FDatabaseName := DatabaseName;
461		FDPB := DPB;
462		SetLength(FUserCharSetMap,0);
463		FRaiseExceptionOnConnectError := RaiseExceptionOnConnectError;
464	+	FODSMajorVersion := 0;
465	+	FODSMinorVersion := 0;
466	+	FInlineBlobLimit := DefaultMaxInlineBlobLimit;
467		end;
468
469		function TFBAttachment.GenerateCreateDatabaseSQL(DatabaseName: AnsiString;  aDPB: IDPB): AnsiString;
#	Line 265 | Line 510 | begin
510		end;
511		end;
512
513	+	{$IFDEF HASREQEX}
514	+	procedure TFBAttachment.DPBFromCreateSQL(CreateSQL: AnsiString);
515	+	var RegexObj: TRegExpr;
516	+	begin
517	+	FDPB := FFirebirdAPI.AllocateDPB;
518	+	RegexObj := TRegExpr.Create;
519	+	try
520	+	{extact database file spec}
521	+	RegexObj.ModifierG := false; {turn off greedy matches}
522	+	RegexObj.ModifierI := true; {case insensitive match}
523	+	RegexObj.Expression := '^ *CREATE +(DATABASE|SCHEMA) +''.*'' +USER +''(.+)'' PASSWORD +''(.+)''';
524	+	if RegexObj.Exec(CreateSQL) then
525	+	begin
526	+	DPB.Add(isc_dpb_user_name).AsString := system.copy(CreateSQL,RegexObj.MatchPos[2],RegexObj.MatchLen[2]);
527	+	DPB.Add(isc_dpb_password).AsString := system.copy(CreateSQL,RegexObj.MatchPos[3],RegexObj.MatchLen[3]);
528	+	end
529	+	else
530	+	begin
531	+	RegexObj.Expression := '^ *CREATE +(DATABASE|SCHEMA) +(''.*'') +USER +''(.+)''';
532	+	if RegexObj.Exec(CreateSQL) then
533	+	DPB.Add(isc_dpb_user_name).AsString := system.copy(CreateSQL,RegexObj.MatchPos[2],RegexObj.MatchLen[2]);
534	+	end;
535	+	finally
536	+	RegexObj.Free;
537	+	end;
538	+	if FCharSetID > 0 then
539	+	DPB.Add(isc_dpb_lc_ctype).AsString := GetCharSetName(FCharSetID);
540	+	DPB.Add(isc_dpb_set_db_SQL_dialect).setAsByte(FSQLDialect);
541	+	end;
542	+	{$ELSE}
543	+	procedure TFBAttachment.DPBFromCreateSQL(CreateSQL: AnsiString);
544	+	begin
545	+	FDPB := FFirebirdAPI.AllocateDPB;
546	+	if FCharSetID > 0 then
547	+	DPB.Add(isc_dpb_lc_ctype).AsString := GetCharSetName(FCharSetID);
548	+	DPB.Add(isc_dpb_set_db_SQL_dialect).setAsByte(FSQLDialect);
549	+	end;
550	+	{$ENDIF}
551	+
552		procedure TFBAttachment.SetParameters(SQLParams: ISQLParams;
553		params: array of const);
554		var i: integer;
#	Line 277 | Line 561 | begin
561		case params[i].vtype of
562		vtinteger    :
563		SQLParams[i].AsInteger := params[i].vinteger;
564	+	vtInt64:
565	+	SQLParams[i].AsInt64 := params[i].VInt64^;
566	+	{$IF declared (vtQWord)}
567	+	vtQWord:
568	+	SQLParams[i].AsInt64 := params[i].VQWord^;
569	+	{$IFEND}
570		vtboolean    :
571		SQLParams[i].AsBoolean :=  params[i].vboolean;
572		vtchar       :
#	Line 286 | Line 576 | begin
576		vtCurrency:
577		SQLParams[i].AsDouble := params[i].VCurrency^;
578		vtString     :
579	<	SQLParams[i].AsString := params[i].VString^;
579	>	SQLParams[i].AsString := strpas(PChar(params[i].VString));
580		vtPChar      :
581		SQLParams[i].AsString := strpas(params[i].VPChar);
582		vtAnsiString :
583	<	SQLParams[i].AsString := AnsiString(params[i].VAnsiString^);
583	>	SQLParams[i].AsString := strpas(PAnsiChar(params[i].VAnsiString));
584		vtVariant:
585		SQLParams[i].AsVariant := params[i].VVariant^;
586	+	vtWideChar:
587	+	SQLParams[i].AsString := UTF8Encode(WideCharLenToString(@params[i].VWideChar,1));
588	+	vtPWideChar:
589	+	SQLParams[i].AsString := UTF8Encode(strpas(PWideChar(params[i].VPWideChar)));
590	+	vtWideString:
591	+	SQLParams[i].AsString := UTF8Encode(strpas(PWideChar(params[i].VWideString)));
592	+	vtUnicodeString:
593	+	SQLParams[i].AsString := UTF8Encode(strpas(PWideChar(params[i].VUnicodeString)));
594		else
595		IBError(ibxeInvalidVariantType,[nil]);
596		end;
597		end;
598		end;
599
600	+	procedure TFBAttachment.UseServerICUChanged;
601	+	begin
602	+	// Do nothing by default
603	+	end;
604	+
605		destructor TFBAttachment.Destroy;
606		begin
607		Disconnect(true);
608		inherited Destroy;
609		end;
610
611	+	function TFBAttachment.getFirebirdAPI: IFirebirdAPI;
612	+	begin
613	+	Result := FFirebirdAPI;
614	+	end;
615	+
616		function TFBAttachment.getDPB: IDPB;
617		begin
618		Result := FDPB;
#	Line 312 | Line 620 | end;
620
621		function TFBAttachment.AllocateBPB: IBPB;
622		begin
623	<	Result := TBPB.Create;
623	>	Result := TBPB.Create(FFirebirdAPI as TFBClientAPI);
624	>	end;
625	>
626	>	function TFBAttachment.AllocateDIRB: IDIRB;
627	>	begin
628	>	Result := TDIRB.Create(FFirebirdAPI as TFBClientAPI);
629		end;
630
631		procedure TFBAttachment.ExecImmediate(TPB: array of byte; sql: AnsiString;
#	Line 334 | Line 647 | end;
647		function TFBAttachment.ExecuteSQL(TPB: array of byte; sql: AnsiString;
648		SQLDialect: integer; params: array of const): IResults;
649		begin
650	<	Result := ExecuteSQL(StartTransaction(TPB,taCommit),sql,FSQLDialect,params);
650	>	Result := ExecuteSQL(StartTransaction(TPB,taCommit),sql,SQLDialect,params);
651		end;
652
653		function TFBAttachment.ExecuteSQL(transaction: ITransaction; sql: AnsiString;
#	Line 435 | Line 748 | begin
748		end;
749
750		function TFBAttachment.PrepareWithNamedParameters(transaction: ITransaction;
751	<	sql: AnsiString; GenerateParamNames: boolean): IStatement;
751	>	sql: AnsiString; GenerateParamNames: boolean; CaseSensitiveParams: boolean): IStatement;
752		begin
753	<	Result := PrepareWithNamedParameters(transaction,sql,FSQLDialect,GenerateParamNames);
753	>	Result := PrepareWithNamedParameters(transaction,sql,FSQLDialect,GenerateParamNames,CaseSensitiveParams);
754		end;
755
756		function TFBAttachment.GetEventHandler(Event: AnsiString): IEvents;
#	Line 457 | Line 770 | begin
770		Result := FSQLDialect;
771		end;
772
773	+	function TFBAttachment.CreateBlob(transaction: ITransaction; RelationName,
774	+	ColumnName: AnsiString; BPB: IBPB): IBlob;
775	+	begin
776	+	Result := CreateBlob(transaction,GetBlobMetaData(Transaction,RelationName,ColumnName),BPB);
777	+	end;
778	+
779	+	function TFBAttachment.OpenBlob(transaction: ITransaction; RelationName,
780	+	ColumnName: AnsiString; BlobID: TISC_QUAD; BPB: IBPB): IBlob;
781	+	begin
782	+	Result := OpenBlob(Transaction,
783	+	GetBlobMetaData(Transaction,RelationName,ColumnName),
784	+	BlobID,BPB);
785	+	end;
786	+
787		function TFBAttachment.OpenBlob(transaction: ITransaction; Field: ISQLData;
788		BPB: IBPB): IBlob;
789		begin
790		Result := OpenBlob(Transaction,Field.GetBlobMetadata, Field.AsQuad,BPB);
791		end;
792
793	+	function TFBAttachment.CreateArray(transaction: ITransaction; RelationName,
794	+	ColumnName: AnsiString): IArray;
795	+	begin
796	+	Result := CreateArray(transaction,GetArrayMetaData(transaction,RelationName,ColumnName));
797	+	end;
798	+
799	+	function TFBAttachment.OpenArray(transaction: ITransaction; RelationName,
800	+	ColumnName: AnsiString; ArrayID: TISC_QUAD): IArray;
801	+	begin
802	+	Result := OpenArray(transaction,
803	+	GetArrayMetaData(transaction,RelationName,ColumnName),ArrayID);
804	+	end;
805	+
806	+	function TFBAttachment.GetDBInformation(Requests: array of byte
807	+	): IDBInformation;
808	+	var ReqBuffer: PByte;
809	+	i: integer;
810	+	begin
811	+	CheckHandle;
812	+	if Length(Requests) = 1 then
813	+	Result := GetDBInformation(Requests[0])
814	+	else
815	+	begin
816	+	GetMem(ReqBuffer,Length(Requests));
817	+	try
818	+	for i := 0 to Length(Requests) - 1 do
819	+	ReqBuffer[i] := Requests[i];
820	+
821	+	Result := GetDBInfo(ReqBuffer,Length(Requests));
822	+
823	+	finally
824	+	FreeMem(ReqBuffer);
825	+	end;
826	+	end;
827	+	end;
828	+
829	+	function TFBAttachment.GetDBInformation(Request: byte): IDBInformation;
830	+	begin
831	+	CheckHandle;
832	+	Result := GetDBInfo(@Request,1);
833	+	end;
834	+
835	+	function TFBAttachment.GetDBInformation(Requests: IDIRB): IDBInformation;
836	+	begin
837	+	CheckHandle;
838	+	with Requests as TDIRB do
839	+	Result := GetDBInfo(getBuffer,getDataLength);
840	+	end;
841	+
842	+	function TFBAttachment.GetConnectString: AnsiString;
843	+	begin
844	+	Result := FDatabaseName;
845	+	end;
846	+
847	+	function TFBAttachment.GetRemoteProtocol: AnsiString;
848	+	begin
849	+	Result := FRemoteProtocol;
850	+	end;
851	+
852	+	function TFBAttachment.GetAuthenticationMethod: AnsiString;
853	+	begin
854	+	Result := FAuthMethod;
855	+	end;
856	+
857	+	function TFBAttachment.GetSecurityDatabase: AnsiString;
858	+	begin
859	+	Result := FSecDatabase;
860	+	end;
861	+
862	+	function TFBAttachment.GetODSMajorVersion: integer;
863	+	begin
864	+	Result := FODSMajorVersion;
865	+	end;
866	+
867	+	function TFBAttachment.GetODSMinorVersion: integer;
868	+	begin
869	+	Result := FODSMinorVersion;
870	+	end;
871	+
872	+	function TFBAttachment.HasDecFloatSupport: boolean;
873	+	begin
874	+	Result := false;
875	+	end;
876	+
877	+	function TFBAttachment.GetInlineBlobLimit: integer;
878	+	begin
879	+	Result := FInlineBlobLimit;
880	+	end;
881	+
882	+	procedure TFBAttachment.SetInlineBlobLimit(limit: integer);
883	+	begin
884	+	if limit > 32*1024 then
885	+	FInlineBlobLimit := 32*1024
886	+	else
887	+	FInlineBlobLimit := limit;
888	+	end;
889	+
890	+	function TFBAttachment.HasBatchMode: boolean;
891	+	begin
892	+	Result := false;
893	+	end;
894	+
895	+	function TFBAttachment.HasDefaultCharSet: boolean;
896	+	begin
897	+	Result := FHasDefaultCharSet
898	+	end;
899	+
900	+	function TFBAttachment.GetDefaultCharSetID: integer;
901	+	begin
902	+	Result := FCharsetID;
903	+	end;
904	+
905		function TFBAttachment.GetCharsetName(CharSetID: integer): AnsiString;
906		var i: integer;
907		begin
#	Line 532 | Line 971 | var i: integer;
971		begin
972		Result := false;
973		for i := Low(CharSetMap) to High(CharSetMap) do
974	<	if AnsiCompareStr(CharSetMap[i].CharSetName, CharSetName) = 0 then
974	>	if AnsiCompareText(CharSetMap[i].CharSetName, CharSetName) = 0 then
975		begin
976		CharSetID := CharSetMap[i].CharSetID;
977		Result := true;
#	Line 540 | Line 979 | begin
979		end;
980
981		for i := 0 to Length(FUserCharSetMap) - 1 do
982	<	if AnsiCompareStr(FUserCharSetMap[i].CharSetName, CharSetName) = 0 then
982	>	if AnsiCompareText(FUserCharSetMap[i].CharSetName, CharSetName) = 0 then
983		begin
984		CharSetID := FUserCharSetMap[i].CharSetID;
985		Result := true;
#	Line 597 | Line 1036 | begin
1036		CharSetID := CharSets[0].AsInteger;
1037		end;
1038
1039	+	function TFBAttachment.GetTimeZoneServices: ITimeZoneServices;
1040	+	begin
1041	+	IBError(ibxeNotSupported,[]);
1042	+	end;
1043	+
1044	+	function TFBAttachment.HasTimeZoneSupport: boolean;
1045	+	begin
1046	+	Result := false;
1047	+	end;
1048	+
1049	+	{ TDPBItem }
1050	+
1051	+	function TDPBItem.getParamTypeName: AnsiString;
1052	+	begin
1053	+	Result := DPBPrefix + DPBConstantNames[getParamType];
1054	+	end;
1055	+
1056	+	{ TDPB }
1057	+
1058	+	constructor TDPB.Create(api: TFBClientAPI);
1059	+	begin
1060	+	inherited Create(api);
1061	+	FDataLength := 1;
1062	+	FBuffer^ := isc_dpb_version1;
1063	+	end;
1064	+
1065	+	function TDPB.GetParamTypeName(ParamType: byte): Ansistring;
1066	+	begin
1067	+	if ParamType <= isc_dpb_last_dpb_constant then
1068	+	Result := DPBConstantNames[ParamType]
1069	+	else
1070	+	Result := '';
1071	+	end;
1072	+
1073	+	{$IFNDEF FPC}
1074	+	function TDPB.GetDPBParamTypeName(ParamType: byte): Ansistring;
1075	+	begin
1076	+	Result := GetParamTypeName(ParamType);
1077	+	end;
1078	+	{$ENDIF}
1079	+
1080	+	function TDPB.LookupItemType(ParamTypeName: AnsiString): byte;
1081	+	var i: byte;
1082	+	begin
1083	+	Result := 0;
1084	+	ParamTypeName := LowerCase(ParamTypeName);
1085	+	if (Pos(DPBPrefix, ParamTypeName) = 1) then
1086	+	Delete(ParamTypeName, 1, Length(DPBPrefix));
1087	+
1088	+	for i := 1 to isc_dpb_last_dpb_constant do
1089	+	if (ParamTypeName = DPBConstantNames[i]) then
1090	+	begin
1091	+	Result := i;
1092	+	break;
1093	+	end;
1094	+	end;
1095	+
1096		end.
1097

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