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root/public/ibx/branches/udr/client/FBAttachment.pas

Comparing ibx/trunk/fbintf/client/FBAttachment.pas (file contents):
Revision 120 by tony, Mon Jan 22 13:58:20 2018 UTC vs.
Revision 143 by tony, Fri Feb 23 12:11:21 2018 UTC

#	Line 66 | Line 66 | type
66		FCharSetID: integer;
67		FCodePage: TSystemCodePage;
68		FRemoteProtocol: AnsiString;
69	+	FAuthMethod: AnsiString;
70		constructor Create(DatabaseName: AnsiString; DPB: IDPB;
71		RaiseExceptionOnConnectError: boolean);
72		procedure CheckHandle; virtual; abstract;
73		function GenerateCreateDatabaseSQL(DatabaseName: AnsiString; aDPB: IDPB): AnsiString;
74		procedure GetODSAndConnectionInfo;
75	+	function GetDBInfo(ReqBuffer: PByte; ReqBufLen: integer): IDBInformation; virtual; abstract;
76		function IsConnected: boolean; virtual; abstract;
77		procedure EndAllTransactions;
78		procedure DPBFromCreateSQL(CreateSQL: AnsiString);
#	Line 79 | Line 81 | type
81		destructor Destroy; override;
82		function getDPB: IDPB;
83		function AllocateBPB: IBPB;
84	+	function AllocateDIRB: IDIRB;
85		function StartTransaction(TPB: array of byte; DefaultCompletion: TTransactionCompletion): ITransaction; overload; virtual; abstract;
86		function StartTransaction(TPB: ITPB; DefaultCompletion: TTransactionCompletion): ITransaction; overload; virtual; abstract;
87		procedure Disconnect(Force: boolean=false); virtual; abstract;
#	Line 120 | Line 123 | type
123		property SQLDialect: integer read FSQLDialect;
124		property DPB: IDPB read FDPB;
125		public
126	<	function GetDBInformation(Requests: array of byte): IDBInformation; overload; virtual; abstract;
127	<	function GetDBInformation(Request: byte): IDBInformation; overload; virtual; abstract;
126	>	function GetDBInformation(Requests: array of byte): IDBInformation; overload;
127	>	function GetDBInformation(Request: byte): IDBInformation; overload;
128	>	function GetDBInformation(Requests: IDIRB): IDBInformation; overload;
129		function GetConnectString: AnsiString;
130		function GetRemoteProtocol: AnsiString;
131	+	function GetAuthenticationMethod: AnsiString;
132		function GetODSMajorVersion: integer;
133		function GetODSMinorVersion: integer;
134		{Character Sets}
#	Line 142 | Line 147 | public
147
148		implementation
149
150	<	uses FBMessages, FBTransaction {$IFDEF HASREQEX}, RegExpr{$ENDIF};
150	>	uses FBMessages, IBUtils, FBTransaction {$IFDEF HASREQEX}, RegExpr{$ENDIF};
151
152		const
153		CharSetMap: array [0..69] of TCharsetMap = (
#	Line 244 | Line 249 | begin
249		FSQLDialect := getAsInteger;
250		end;
251
252	<	if (FODSMajorVersion > 11) or ((FODSMajorVersion = 11) and (FODSMinorVersion >= 1)) then
252	>	FCharSetID := 0;
253	>	FRemoteProtocol := '';
254	>	FAuthMethod := 'Legacy_Auth';
255	>	if FODSMajorVersion > 11 then
256	>	begin
257	>	Stmt := Prepare(StartTransaction([isc_tpb_read,isc_tpb_nowait,isc_tpb_concurrency],taCommit),
258	>	'Select MON$CHARACTER_SET_ID, MON$REMOTE_PROTOCOL, MON$AUTH_METHOD From MON$ATTACHMENTS '+
259	>	'Where MON$ATTACHMENT_ID = CURRENT_CONNECTION');
260	>	ResultSet := Stmt.OpenCursor;
261	>	if ResultSet.FetchNext then
262	>	begin
263	>	FCharSetID := ResultSet[0].AsInteger;
264	>	FRemoteProtocol := ResultSet[1].AsString;
265	>	FAuthMethod := ResultSet[2].AsString;
266	>	end
267	>	end
268	>	else
269	>	if (FODSMajorVersion = 11) and (FODSMinorVersion >= 1) then
270		begin
271		Stmt := Prepare(StartTransaction([isc_tpb_read,isc_tpb_nowait,isc_tpb_concurrency],taCommit),
272		'Select MON$CHARACTER_SET_ID, MON$REMOTE_PROTOCOL From MON$ATTACHMENTS '+
#	Line 262 | Line 284 | begin
284		Param :=  DPB.Find(isc_dpb_lc_ctype);
285		if (Param = nil) or not CharSetName2CharSetID(Param.AsString,FCharSetID) then
286		FCharSetID := 0;
287	<	FRemoteProtocol := '';
288	<	end
289	<	else
290	<	begin
291	<	FCharSetID := 0;
292	<	FRemoteProtocol := '';
287	>	case GetProtocol(FDatabaseName) of
288	>	TCP:       FRemoteProtocol := 'TCPv4';
289	>	Local:     FRemoteProtocol := '';
290	>	NamedPipe: FRemoteProtocol := 'Netbui';
291	>	SPX:       FRemoteProtocol := 'SPX'
292	>	end;
293		end;
294		FHasDefaultCharSet := CharSetID2CodePage(FCharSetID,FCodePage) and (FCharSetID > 1);
295		end;
#	Line 433 | Line 455 | begin
455		Result := TBPB.Create;
456		end;
457
458	+	function TFBAttachment.AllocateDIRB: IDIRB;
459	+	begin
460	+	Result := TDIRB.Create;
461	+	end;
462	+
463		procedure TFBAttachment.ExecImmediate(TPB: array of byte; sql: AnsiString;
464		aSQLDialect: integer);
465		begin
#	Line 581 | Line 608 | begin
608		Result := OpenBlob(Transaction,Field.GetBlobMetadata, Field.AsQuad,BPB);
609		end;
610
611	+	function TFBAttachment.GetDBInformation(Requests: array of byte
612	+	): IDBInformation;
613	+	var ReqBuffer: PByte;
614	+	i: integer;
615	+	begin
616	+	CheckHandle;
617	+	if Length(Requests) = 1 then
618	+	Result := GetDBInformation(Requests[0])
619	+	else
620	+	begin
621	+	GetMem(ReqBuffer,Length(Requests));
622	+	try
623	+	for i := 0 to Length(Requests) - 1 do
624	+	ReqBuffer[i] := Requests[i];
625	+
626	+	Result := GetDBInfo(ReqBuffer,Length(Requests));
627	+
628	+	finally
629	+	FreeMem(ReqBuffer);
630	+	end;
631	+	end;
632	+	end;
633	+
634	+	function TFBAttachment.GetDBInformation(Request: byte): IDBInformation;
635	+	begin
636	+	CheckHandle;
637	+	Result := GetDBInfo(@Request,1);
638	+	end;
639	+
640	+	function TFBAttachment.GetDBInformation(Requests: IDIRB): IDBInformation;
641	+	begin
642	+	CheckHandle;
643	+	with Requests as TDIRB do
644	+	Result := GetDBInfo(getBuffer,getDataLength);
645	+	end;
646	+
647		function TFBAttachment.GetConnectString: AnsiString;
648		begin
649		Result := FDatabaseName;
#	Line 591 | Line 654 | begin
654		Result := FRemoteProtocol;
655		end;
656
657	+	function TFBAttachment.GetAuthenticationMethod: AnsiString;
658	+	begin
659	+	Result := FAuthMethod;
660	+	end;
661	+
662		function TFBAttachment.GetODSMajorVersion: integer;
663		begin
664		Result := FODSMajorVersion;

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