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root/public/ibx/trunk/fbintf/client/2.5/FB25ClientAPI.pas

Comparing ibx/trunk/fbintf/client/2.5/FB25ClientAPI.pas (file contents):
Revision 266 by tony, Wed Dec 26 18:34:32 2018 UTC vs.
Revision 352 by tony, Thu Oct 21 12:17:43 2021 UTC

#	Line 74 | Line 74 | interface
74		uses
75		Classes, SysUtils, FBClientAPI, IBHeader, IBExternals, IB;
76
77	–	const
78	–	FBClientInterfaceVersion = '2.5';
79	–
77		type
78
79		{ TFB25Status }
#	Line 114 | Line 111 | type
111		BLOB_put: TBLOB_put;
112		isc_wait_for_event: Tisc_wait_for_event;
113		isc_vax_integer: Tisc_vax_integer;
117	–	isc_portable_integer: Tisc_portable_integer;
114		isc_blob_info: Tisc_blob_info;
115		isc_blob_lookup_desc: Tisc_blob_lookup_desc;
116		isc_open_blob2: Tisc_open_blob2;
#	Line 166 | Line 162 | type
162		isc_array_put_slice: Tisc_array_put_slice;
163		isc_prepare_transaction: Tisc_prepare_transaction;
164		isc_version: Tisc_Version;
165	+	isc_interprete: Tisc_interprete;
166
167		public
168		{Helper Functions}
172	–	function DecodeInteger(bufptr: PByte; len: short): integer; override;
169		procedure SQLEncodeDate(aDate: TDateTime; bufptr: PByte); override;
170		function SQLDecodeDate(bufptr: PByte): TDateTime; override;
171		procedure SQLEncodeTime(aTime: TDateTime; bufptr: PByte); override;
172		function SQLDecodeTime(bufptr: PByte): TDateTime;  override;
173		procedure SQLEncodeDateTime(aDateTime: TDateTime; bufptr: PByte); override;
174		function SQLDecodeDateTime(bufptr: PByte): TDateTime; override;
175	<
175	>	function FormatStatus(Status: TFBStatus): AnsiString; override;
176		public
177		{IFirebirdAPI}
178
#	Line 203 | Line 199 | type
199		function GetStatus: IStatus; override;
200		function HasRollbackRetaining: boolean;
201		function IsEmbeddedServer: boolean; override;
202	<	function GetImplementationVersion: AnsiString;
202	>	function GetClientMajor: integer; override;
203	>	function GetClientMinor: integer; override;
204
205		{Firebird 3 API}
206		function HasMasterIntf: boolean;
#	Line 216 | Line 213 | implementation
213		uses FBMessages,
214		{$IFDEF WINDOWS}Windows, {$ENDIF}
215		{$IFDEF FPC} Dynlibs, {$ENDIF}
216	<	FB25Attachment, FB25Transaction, FB25Services, FBParamBlock,
217	<	IBUtils;
216	>	FB25Attachment, FB25Transaction, FB25Services,
217	>	IBUtils, FBAttachment, FBTransaction, FBServices;
218
219		{ Stubs for 6.0 only functions }
220		function isc_rollback_retaining_stub(status_vector   : PISC_STATUS;
#	Line 345 | Line 342 | begin
342		BLOB_put := GetProcAddr('BLOB_put'); {do not localize}
343		isc_wait_for_event := GetProcAddr('isc_wait_for_event'); {do not localize}
344		isc_vax_integer := GetProcAddr('isc_vax_integer'); {do not localize}
348	–	isc_portable_integer := GetProcAddr('isc_portable_integer'); {do not localize}
345		isc_blob_info := GetProcAddr('isc_blob_info'); {do not localize}
346		isc_blob_lookup_desc := GetProcAddr('isc_blob_lookup_desc');  {do not localize}
347		isc_open_blob2 := GetProcAddr('isc_open_blob2'); {do not localize}
#	Line 386 | Line 382 | begin
382		isc_array_put_slice := GetProcAddr('isc_array_put_slice'); {do not localize}
383		isc_prepare_transaction  := GetProcAddr('isc_prepare_transaction'); {do not localize}
384		isc_version  := GetProcAddr('isc_version'); {do not localize}
385	+	isc_interprete := GetProcAddr('isc_interprete'); {do not localize}
386
387		FIBServiceAPIPresent := true;
388		isc_rollback_retaining := GetProcAddress(FFBLibrary.IBLibrary, 'isc_rollback_retaining'); {do not localize}
#	Line 538 | Line 535 | begin
535		{$ENDIF}
536		end;
537
538	<	function TFB25ClientAPI.HasMasterIntf: boolean;
538	>	function TFB25ClientAPI.GetClientMajor: integer;
539		begin
540	<	Result := false;
540	>	Result := 2;
541		end;
542
543	<	function TFB25ClientAPI.GetIMaster: TObject;
543	>	function TFB25ClientAPI.GetClientMinor: integer;
544		begin
545	<	Result := nil;
545	>	Result := 5;
546		end;
547
548	<	function TFB25ClientAPI.GetImplementationVersion: AnsiString;
548	>	function TFB25ClientAPI.HasMasterIntf: boolean;
549		begin
550	<	Result := FBClientInterfaceVersion;
550	>	Result := false;
551		end;
552
553	<	function TFB25ClientAPI.DecodeInteger(bufptr: PByte; len: short): integer;
553	>	function TFB25ClientAPI.GetIMaster: TObject;
554		begin
555	<	Result := isc_portable_integer(bufptr,len);
555	>	Result := nil;
556		end;
557
558		procedure TFB25ClientAPI.SQLEncodeDate(aDate: TDateTime; bufptr: PByte);
#	Line 593 | Line 590 | end;
590		procedure TFB25ClientAPI.SQLEncodeTime(aTime: TDateTime; bufptr: PByte);
591		var
592		tm_date: TCTimeStructure;
593	<	Hr, Mt, S, Ms: Word;
593	>	Hr, Mt, S: Word;
594	>	DMs: cardinal; {DMs = decimilliseconds}
595		begin
596	<	DecodeTime(aTime, Hr, Mt, S, Ms);
596	>	FBDecodeTime(aTime, Hr, Mt, S, DMs);
597		with tm_date do begin
598		tm_sec := S;
599		tm_min := Mt;
#	Line 605 | Line 603 | begin
603		tm_year := 0;
604		end;
605		isc_encode_sql_time(@tm_date, PISC_TIME(bufptr));
606	<	if Ms > 0 then
607	<	Inc(PISC_TIME(bufptr)^,Ms*10);
606	>	if DMs > 0 then
607	>	Inc(PISC_TIME(bufptr)^,DMs);
608		end;
609
610		function TFB25ClientAPI.SQLDecodeTime(bufptr: PByte): TDateTime;
611		var
612		tm_date: TCTimeStructure;
613	<	msecs: Word;
613	>	DMs: cardinal; {DMs = decimilliseconds}
614		begin
615		isc_decode_sql_time(PISC_TIME(bufptr), @tm_date);
616		try
617	<	msecs :=  (PISC_TIME(bufptr)^ mod 10000) div 10;
618	<	result := EncodeTime(Word(tm_date.tm_hour), Word(tm_date.tm_min),
619	<	Word(tm_date.tm_sec), msecs)
617	>	DMs :=  PISC_TIME(bufptr)^ mod 10000;
618	>	result := FBEncodeTime(Word(tm_date.tm_hour), Word(tm_date.tm_min),
619	>	Word(tm_date.tm_sec), DMs)
620		except
621		on E: EConvertError do begin
622		IBError(ibxeInvalidDataConversion, [nil]);
#	Line 630 | Line 628 | procedure TFB25ClientAPI.SQLEncodeDateTi
628		var
629		tm_date: TCTimeStructure;
630		Yr, Mn, Dy, Hr, Mt, S, Ms: Word;
631	+	DMs: cardinal;
632		begin
633		DecodeDate(aDateTime, Yr, Mn, Dy);
634	<	DecodeTime(aDateTime, Hr, Mt, S, Ms);
634	>	FBDecodeTime(aDateTime, Hr, Mt, S, DMs);
635		with tm_date do begin
636		tm_sec := S;
637		tm_min := Mt;
#	Line 642 | Line 641 | begin
641		tm_year := Yr - 1900;
642		end;
643		isc_encode_date(@tm_date, PISC_QUAD(bufptr));
644	<	if Ms > 0 then
645	<	Inc(PISC_TIMESTAMP(bufptr)^.timestamp_time,Ms*10);
644	>	if DMs > 0 then
645	>	Inc(PISC_TIMESTAMP(bufptr)^.timestamp_time,DMs);
646		end;
647
648		function TFB25ClientAPI.SQLDecodeDateTime(bufptr: PByte): TDateTime;
649		var
650		tm_date: TCTimeStructure;
651	<	msecs: Word;
651	>	Dmsecs: Word;
652		begin
653		isc_decode_date(PISC_QUAD(bufptr), @tm_date);
654		try
655		result := EncodeDate(Word(tm_date.tm_year + 1900), Word(tm_date.tm_mon + 1),
656		Word(tm_date.tm_mday));
657	<	msecs := (PISC_TIMESTAMP(bufptr)^.timestamp_time mod 10000) div 10;
657	>	Dmsecs := PISC_TIMESTAMP(bufptr)^.timestamp_time mod 10000;
658		if result >= 0 then
659	<	result := result + EncodeTime(Word(tm_date.tm_hour), Word(tm_date.tm_min),
660	<	Word(tm_date.tm_sec), msecs)
659	>	result := result + FBEncodeTime(Word(tm_date.tm_hour), Word(tm_date.tm_min),
660	>	Word(tm_date.tm_sec), Dmsecs)
661		else
662	<	result := result - EncodeTime(Word(tm_date.tm_hour), Word(tm_date.tm_min),
663	<	Word(tm_date.tm_sec), msecs)
662	>	result := result - FBEncodeTime(Word(tm_date.tm_hour), Word(tm_date.tm_min),
663	>	Word(tm_date.tm_sec), Dmsecs)
664		except
665		on E: EConvertError do begin
666		IBError(ibxeInvalidDataConversion, [nil]);
#	Line 669 | Line 668 | begin
668		end;
669		end;
670
671	+	function TFB25ClientAPI.FormatStatus(Status: TFBStatus): AnsiString;
672	+	var psb: PStatusVector;
673	+	local_buffer: array[0..IBHugeLocalBufferLength - 1] of AnsiChar;
674	+	begin
675	+	psb := Status.StatusVector;
676	+	Result := '';
677	+	while isc_interprete(@local_buffer,@psb) > 0 do
678	+	begin
679	+	if (Result <> '') and (Result[Length(Result)] <> LF) then
680	+	Result := Result + LineEnding + '-';
681	+	Result := Result + strpas(local_buffer);
682	+	end;
683	+	end;
684	+
685		end.
686
687

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