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tony |
45 |
(*
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2 |
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* Firebird Interface (fbintf). The fbintf components provide a set of
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* Pascal language bindings for the Firebird API. Although predominantly
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* a new development they include source code taken from IBX and may be
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* considered a derived product. This software thus also includes the copyright
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* notice and license conditions from IBX.
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*
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* Except for those parts dervied from IBX, contents of this file are subject
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* to the Initial Developer's Public License Version 1.0 (the "License"); you
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* may not use this file except in compliance with the License. You may obtain a
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* copy of the License here:
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*
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* http://www.firebirdsql.org/index.php?op=doc&id=idpl
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing rights
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* and limitations under the License.
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*
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* The Initial Developer of the Original Code is Tony Whyman.
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*
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* The Original Code is (C) 2016 Tony Whyman, MWA Software
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* (http://www.mwasoftware.co.uk).
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*
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* All Rights Reserved.
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*
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* Contributor(s): ______________________________________.
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*
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*)
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{************************************************************************}
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{ }
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{ Borland Delphi Visual Component Library }
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{ InterBase Express core components }
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{ }
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{ Copyright (c) 1998-2000 Inprise Corporation }
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{ }
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{ InterBase Express is based in part on the product }
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{ Free IB Components, written by Gregory H. Deatz for }
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{ Hoagland, Longo, Moran, Dunst & Doukas Company. }
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{ Free IB Components is used under license. }
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{ }
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{ The contents of this file are subject to the InterBase }
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{ Public License Version 1.0 (the "License"); you may not }
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{ use this file except in compliance with the License. You }
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{ may obtain a copy of the License at http://www.Inprise.com/IPL.html }
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{ Software distributed under the License is distributed on }
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{ an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either }
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{ express or implied. See the License for the specific language }
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{ governing rights and limitations under the License. }
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{ The Original Code was created by InterBase Software Corporation }
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{ and its successors. }
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{ Portions created by Inprise Corporation are Copyright (C) Inprise }
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{ Corporation. All Rights Reserved. }
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{ Contributor(s): Jeff Overcash }
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{ }
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{ IBX For Lazarus (Firebird Express) }
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{ Contributor: Tony Whyman, MWA Software http://www.mwasoftware.co.uk }
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{ Portions created by MWA Software are copyright McCallum Whyman }
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{ Associates Ltd 2011 - 2015 }
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{ }
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{************************************************************************}
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unit FBClientAPI;
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tony |
56 |
{$IFDEF MSWINDOWS}
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64 |
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{$DEFINE WINDOWS}
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{$ENDIF}
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tony |
45 |
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67 |
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{$IFDEF FPC}
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68 |
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{$mode delphi}
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69 |
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{$codepage UTF8}
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70 |
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{$interfaces COM}
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71 |
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{$ENDIF}
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interface
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uses
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tony |
56 |
Classes,
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{$IFDEF WINDOWS}Windows, {$ENDIF}
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{$IFDEF FPC} Dynlibs, {$ENDIF}
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79 |
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IB, IBHeader, FBActivityMonitor, FBMessages, IBExternals;
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tony |
45 |
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{For Linux see result of GetFirebirdLibList method}
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82 |
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{$IFDEF DARWIN}
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const
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FIREBIRD_SO2 = 'libfbclient.dylib';
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{$ENDIF}
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86 |
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{$IFDEF WINDOWS}
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87 |
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const
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88 |
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IBASE_DLL = 'gds32.dll';
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89 |
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FIREBIRD_CLIENT = 'fbclient.dll'; {do not localize}
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FIREBIRD_EMBEDDED = 'fbembed.dll';
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{$ENDIF}
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tony |
308 |
const
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94 |
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IBLocalBufferLength = 512;
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95 |
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IBBigLocalBufferLength = IBLocalBufferLength * 2;
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IBHugeLocalBufferLength = IBBigLocalBufferLength * 20;
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97 |
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tony |
45 |
type
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99 |
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TStatusVector = array[0..19] of NativeInt;
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100 |
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PStatusVector = ^TStatusVector;
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101 |
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102 |
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TFBClientAPI = class;
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103 |
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{ TFBStatus }
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105 |
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TFBStatus = class(TFBInterfacedObject)
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private
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108 |
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FIBDataBaseErrorMessages: TIBDataBaseErrorMessages;
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109 |
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protected
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FOwner: TFBClientAPI;
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public
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constructor Create(aOwner: TFBClientAPI);
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function StatusVector: PStatusVector; virtual; abstract;
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{IStatus}
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function GetIBErrorCode: Long;
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117 |
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function Getsqlcode: Long;
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118 |
tony |
56 |
function GetMessage: AnsiString;
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119 |
tony |
45 |
function CheckStatusVector(ErrorCodes: array of TFBStatusCode): Boolean;
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120 |
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function GetIBDataBaseErrorMessages: TIBDataBaseErrorMessages;
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121 |
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procedure SetIBDataBaseErrorMessages(Value: TIBDataBaseErrorMessages);
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end;
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123 |
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124 |
tony |
263 |
{ TFBLibrary }
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125 |
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TFBLibrary = class(TFBInterfacedObject,IFirebirdLibrary)
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127 |
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private
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128 |
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class var FEnvSetupDone: boolean;
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129 |
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class var FLibraryList: array of IFirebirdLibrary;
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FFirebirdAPI: IFirebirdAPI;
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FRequestedLibName: string;
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132 |
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function LoadIBLibrary: boolean;
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133 |
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protected
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134 |
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FFBLibraryName: string;
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135 |
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FIBLibrary: TLibHandle;
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136 |
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procedure FreeFBLibrary;
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137 |
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function GetOverrideLibName: string;
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138 |
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class procedure SetupEnvironment;
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139 |
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protected
|
140 |
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function GetFirebird3API: IFirebirdAPI; virtual; abstract;
|
141 |
|
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function GetLegacyFirebirdAPI: IFirebirdAPI; virtual; abstract;
|
142 |
|
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public
|
143 |
|
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constructor Create(aLibPathName: string='');
|
144 |
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destructor Destroy; override;
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145 |
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class function GetFBLibrary(aLibPathName: string): IFirebirdLibrary;
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146 |
|
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class procedure FreeLibraries;
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147 |
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|
|
148 |
|
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{IFirebirdLibrary}
|
149 |
|
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function GetHandle: TLibHandle;
|
150 |
|
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function GetLibraryName: string;
|
151 |
|
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function GetLibraryFilePath: string;
|
152 |
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function GetFirebirdAPI: IFirebirdAPI;
|
153 |
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property IBLibrary: TLibHandle read FIBLibrary;
|
154 |
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|
end;
|
155 |
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|
156 |
tony |
45 |
{ TFBClientAPI }
|
157 |
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|
158 |
|
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TFBClientAPI = class(TFBInterfacedObject)
|
159 |
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private
|
160 |
tony |
56 |
class var FIBCS: TRTLCriticalSection;
|
161 |
tony |
45 |
protected
|
162 |
tony |
263 |
FFBLibrary: TFBLibrary;
|
163 |
tony |
56 |
function GetProcAddr(ProcName: PAnsiChar): Pointer;
|
164 |
tony |
45 |
public
|
165 |
|
|
{Taken from legacy API}
|
166 |
|
|
isc_sqlcode: Tisc_sqlcode;
|
167 |
|
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isc_sql_interprete: Tisc_sql_interprete;
|
168 |
|
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isc_event_counts: Tisc_event_counts;
|
169 |
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isc_event_block: Tisc_event_block;
|
170 |
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isc_free: Tisc_free;
|
171 |
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|
172 |
tony |
263 |
constructor Create(aFBLibrary: TFBLibrary);
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173 |
tony |
45 |
procedure IBAlloc(var P; OldSize, NewSize: Integer);
|
174 |
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|
procedure IBDataBaseError;
|
175 |
tony |
263 |
function LoadInterface: boolean; virtual;
|
176 |
|
|
function GetAPI: IFirebirdAPI; virtual; abstract;
|
177 |
|
|
{$IFDEF UNIX}
|
178 |
|
|
function GetFirebirdLibList: string; virtual; abstract;
|
179 |
|
|
{$ENDIF}
|
180 |
tony |
45 |
|
181 |
|
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{Encode/Decode}
|
182 |
tony |
56 |
procedure EncodeInteger(aValue: integer; len: integer; buffer: PByte);
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183 |
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function DecodeInteger(bufptr: PByte; len: short): integer; virtual; abstract;
|
184 |
|
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procedure SQLEncodeDate(aDate: TDateTime; bufptr: PByte); virtual; abstract;
|
185 |
|
|
function SQLDecodeDate(byfptr: PByte): TDateTime; virtual; abstract;
|
186 |
|
|
procedure SQLEncodeTime(aTime: TDateTime; bufptr: PByte); virtual; abstract;
|
187 |
|
|
function SQLDecodeTime(bufptr: PByte): TDateTime; virtual; abstract;
|
188 |
|
|
procedure SQLEncodeDateTime(aDateTime: TDateTime; bufptr: PByte); virtual; abstract;
|
189 |
|
|
function SQLDecodeDateTime(bufptr: PByte): TDateTime; virtual; abstract;
|
190 |
tony |
308 |
function FormatStatus(Status: TFBStatus): AnsiString; virtual; abstract;
|
191 |
tony |
45 |
|
192 |
|
|
{IFirebirdAPI}
|
193 |
|
|
function GetStatus: IStatus; virtual; abstract;
|
194 |
|
|
function IsLibraryLoaded: boolean;
|
195 |
|
|
function IsEmbeddedServer: boolean; virtual; abstract;
|
196 |
tony |
263 |
function GetFBLibrary: IFirebirdLibrary;
|
197 |
tony |
308 |
function GetImplementationVersion: AnsiString;
|
198 |
|
|
function GetClientMajor: integer; virtual; abstract;
|
199 |
|
|
function GetClientMinor: integer; virtual; abstract;
|
200 |
tony |
60 |
end;
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201 |
tony |
45 |
|
202 |
|
|
implementation
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203 |
|
|
|
204 |
tony |
263 |
uses IBUtils, Registry,
|
205 |
|
|
{$IFDEF Unix} initc, dl, {$ENDIF}
|
206 |
tony |
56 |
{$IFDEF FPC}
|
207 |
tony |
45 |
{$IFDEF WINDOWS }
|
208 |
tony |
56 |
WinDirs,
|
209 |
tony |
45 |
{$ENDIF}
|
210 |
tony |
56 |
{$ELSE}
|
211 |
|
|
ShlObj,
|
212 |
|
|
{$ENDIF}
|
213 |
tony |
45 |
SysUtils;
|
214 |
|
|
|
215 |
|
|
{$IFDEF UNIX}
|
216 |
tony |
56 |
{$I 'include/uloadlibrary.inc'}
|
217 |
tony |
45 |
{$ELSE}
|
218 |
tony |
56 |
{$I 'include/wloadlibrary.inc'}
|
219 |
tony |
45 |
{$ENDIF}
|
220 |
|
|
|
221 |
tony |
263 |
|
222 |
|
|
{ TFBLibrary }
|
223 |
|
|
|
224 |
|
|
function TFBLibrary.GetOverrideLibName: string;
|
225 |
|
|
begin
|
226 |
|
|
Result := FFBLibraryName;
|
227 |
|
|
if (Result = '') and AllowUseOfFBLIB then
|
228 |
|
|
Result := GetEnvironmentVariable('FBLIB');
|
229 |
|
|
if Result = '' then
|
230 |
tony |
45 |
begin
|
231 |
tony |
263 |
if assigned(OnGetLibraryName) then
|
232 |
|
|
OnGetLibraryName(Result)
|
233 |
tony |
45 |
end;
|
234 |
tony |
263 |
end;
|
235 |
tony |
45 |
|
236 |
tony |
263 |
procedure TFBLibrary.FreeFBLibrary;
|
237 |
|
|
begin
|
238 |
|
|
if FIBLibrary <> NilHandle then
|
239 |
|
|
FreeLibrary(FIBLibrary);
|
240 |
|
|
FIBLibrary := NilHandle;
|
241 |
|
|
end;
|
242 |
tony |
45 |
|
243 |
tony |
263 |
function TFBLibrary.GetLibraryName: string;
|
244 |
tony |
45 |
begin
|
245 |
tony |
263 |
Result := ExtractFileName(FFBLibraryName);
|
246 |
|
|
end;
|
247 |
|
|
|
248 |
|
|
function TFBLibrary.GetFirebirdAPI: IFirebirdAPI;
|
249 |
|
|
begin
|
250 |
|
|
Result := FFirebirdAPI;
|
251 |
|
|
end;
|
252 |
|
|
|
253 |
|
|
constructor TFBLibrary.Create(aLibPathName: string);
|
254 |
|
|
begin
|
255 |
tony |
45 |
inherited Create;
|
256 |
tony |
263 |
SetupEnvironment;
|
257 |
|
|
FFBLibraryName := aLibPathName;
|
258 |
|
|
FIBLibrary := NilHandle;
|
259 |
|
|
FFirebirdAPI := GetFirebird3API;
|
260 |
|
|
FRequestedLibName := aLibPathName;
|
261 |
|
|
if aLibPathName <> '' then
|
262 |
tony |
45 |
begin
|
263 |
tony |
263 |
SetLength(FLibraryList,Length(FLibraryList)+1);
|
264 |
|
|
FLibraryList[Length(FLibraryList)-1] := self;
|
265 |
tony |
45 |
end;
|
266 |
tony |
263 |
if FFirebirdAPI <> nil then
|
267 |
|
|
begin
|
268 |
|
|
{First try Firebird 3}
|
269 |
|
|
if not LoadIBLibrary or not (FFirebirdAPI as TFBClientAPI).LoadInterface then
|
270 |
|
|
FFirebirdAPI := nil;
|
271 |
|
|
end;
|
272 |
|
|
|
273 |
|
|
if FFirebirdAPI = nil then
|
274 |
|
|
begin
|
275 |
|
|
{now try Firebird 2.5. Under Unix we need to reload the library in case we
|
276 |
|
|
are to use the embedded library}
|
277 |
|
|
FFirebirdAPI := GetLegacyFirebirdAPI;
|
278 |
|
|
if FFirebirdAPI <> nil then
|
279 |
|
|
begin
|
280 |
|
|
{$IFDEF UNIX}
|
281 |
|
|
FreeFBLibrary;
|
282 |
|
|
{$ENDIF}
|
283 |
|
|
if not LoadIBLibrary or not (FFirebirdAPI as TFBClientAPI).LoadInterface then
|
284 |
|
|
FFirebirdAPI := nil;
|
285 |
|
|
end;
|
286 |
|
|
end;
|
287 |
|
|
{Note: FFirebirdAPI will be set to nil if the Firebird API fails to load}
|
288 |
tony |
45 |
end;
|
289 |
|
|
|
290 |
tony |
263 |
destructor TFBLibrary.Destroy;
|
291 |
tony |
45 |
begin
|
292 |
tony |
263 |
FFirebirdAPI := nil;
|
293 |
|
|
FreeFBLibrary;
|
294 |
tony |
45 |
inherited Destroy;
|
295 |
|
|
end;
|
296 |
|
|
|
297 |
tony |
263 |
class function TFBLibrary.GetFBLibrary(aLibPathName: string): IFirebirdLibrary;
|
298 |
|
|
var i: integer;
|
299 |
|
|
begin
|
300 |
|
|
Result := nil;
|
301 |
|
|
if aLibPathName <> '' then
|
302 |
|
|
begin
|
303 |
|
|
for i := 0 to Length(FLibraryList) - 1 do
|
304 |
|
|
if (FLibraryList[i] as TFBLibrary).FRequestedLibName = aLibPathName then
|
305 |
|
|
begin
|
306 |
|
|
Result := FLibraryList[i];
|
307 |
|
|
Exit;
|
308 |
|
|
end;
|
309 |
|
|
Result := Create(aLibPathName);
|
310 |
|
|
end;
|
311 |
|
|
|
312 |
|
|
end;
|
313 |
|
|
|
314 |
|
|
class procedure TFBLibrary.FreeLibraries;
|
315 |
|
|
var i: integer;
|
316 |
|
|
begin
|
317 |
|
|
for i := 0 to Length(FLibraryList) - 1 do
|
318 |
|
|
FLibraryList[i] := nil;
|
319 |
|
|
SetLength(FLibraryList,0);
|
320 |
|
|
end;
|
321 |
|
|
|
322 |
|
|
function TFBLibrary.GetHandle: TLibHandle;
|
323 |
|
|
begin
|
324 |
|
|
Result := FIBLibrary;
|
325 |
|
|
end;
|
326 |
|
|
|
327 |
|
|
{ TFBClientAPI }
|
328 |
|
|
|
329 |
|
|
constructor TFBClientAPI.Create(aFBLibrary: TFBLibrary);
|
330 |
|
|
begin
|
331 |
|
|
inherited Create;
|
332 |
|
|
FFBLibrary := aFBLibrary;
|
333 |
|
|
end;
|
334 |
|
|
|
335 |
tony |
45 |
procedure TFBClientAPI.IBAlloc(var P; OldSize, NewSize: Integer);
|
336 |
|
|
var
|
337 |
|
|
i: Integer;
|
338 |
|
|
begin
|
339 |
|
|
ReallocMem(Pointer(P), NewSize);
|
340 |
tony |
56 |
for i := OldSize to NewSize - 1 do PAnsiChar(P)[i] := #0;
|
341 |
tony |
45 |
end;
|
342 |
|
|
|
343 |
|
|
procedure TFBClientAPI.IBDataBaseError;
|
344 |
|
|
begin
|
345 |
|
|
raise EIBInterBaseError.Create(GetStatus);
|
346 |
|
|
end;
|
347 |
|
|
|
348 |
|
|
{Under Unixes, if using an embedded server then set up local TMP and LOCK Directories}
|
349 |
|
|
|
350 |
tony |
56 |
procedure TFBClientAPI.EncodeInteger(aValue: integer; len: integer; buffer: PByte);
|
351 |
tony |
45 |
begin
|
352 |
|
|
while len > 0 do
|
353 |
|
|
begin
|
354 |
tony |
56 |
buffer^ := aValue and $FF;
|
355 |
tony |
45 |
Inc(buffer);
|
356 |
|
|
Dec(len);
|
357 |
|
|
aValue := aValue shr 8;
|
358 |
|
|
end;
|
359 |
|
|
end;
|
360 |
|
|
|
361 |
|
|
function TFBClientAPI.IsLibraryLoaded: boolean;
|
362 |
|
|
begin
|
363 |
tony |
263 |
Result := FFBLibrary.IBLibrary <> NilHandle;
|
364 |
tony |
45 |
end;
|
365 |
|
|
|
366 |
tony |
263 |
function TFBClientAPI.GetFBLibrary: IFirebirdLibrary;
|
367 |
|
|
begin
|
368 |
|
|
Result := FFBLibrary;
|
369 |
|
|
end;
|
370 |
|
|
|
371 |
tony |
308 |
function TFBClientAPI.GetImplementationVersion: AnsiString;
|
372 |
|
|
begin
|
373 |
|
|
Result := Format('%d.%d',[GetClientMajor,GetClientMinor]);
|
374 |
|
|
end;
|
375 |
|
|
|
376 |
tony |
56 |
function TFBClientAPI.GetProcAddr(ProcName: PAnsiChar): Pointer;
|
377 |
tony |
45 |
begin
|
378 |
tony |
263 |
Result := GetProcAddress(FFBLibrary.IBLibrary, ProcName);
|
379 |
tony |
45 |
if not Assigned(Result) then
|
380 |
|
|
raise Exception.CreateFmt(SFirebirdAPIFuncNotFound,[ProcName]);
|
381 |
|
|
end;
|
382 |
|
|
|
383 |
tony |
263 |
function TFBClientAPI.LoadInterface: boolean;
|
384 |
tony |
45 |
begin
|
385 |
|
|
isc_sqlcode := GetProcAddr('isc_sqlcode'); {do not localize}
|
386 |
|
|
isc_sql_interprete := GetProcAddr('isc_sql_interprete'); {do not localize}
|
387 |
|
|
isc_event_counts := GetProcAddr('isc_event_counts'); {do not localize}
|
388 |
|
|
isc_event_block := GetProcAddr('isc_event_block'); {do not localize}
|
389 |
|
|
isc_free := GetProcAddr('isc_free'); {do not localize}
|
390 |
tony |
263 |
Result := assigned(isc_free);
|
391 |
tony |
45 |
end;
|
392 |
|
|
|
393 |
|
|
{ TFBStatus }
|
394 |
|
|
|
395 |
|
|
constructor TFBStatus.Create(aOwner: TFBClientAPI);
|
396 |
|
|
begin
|
397 |
|
|
inherited Create;
|
398 |
|
|
FOwner := aOwner;
|
399 |
|
|
FIBDataBaseErrorMessages := [ShowSQLMessage, ShowIBMessage];
|
400 |
|
|
end;
|
401 |
|
|
|
402 |
|
|
function TFBStatus.GetIBErrorCode: Long;
|
403 |
|
|
begin
|
404 |
|
|
Result := StatusVector^[1];
|
405 |
|
|
end;
|
406 |
|
|
|
407 |
|
|
function TFBStatus.Getsqlcode: Long;
|
408 |
|
|
begin
|
409 |
|
|
with FOwner do
|
410 |
|
|
Result := isc_sqlcode(PISC_STATUS(StatusVector));
|
411 |
|
|
end;
|
412 |
|
|
|
413 |
tony |
56 |
function TFBStatus.GetMessage: AnsiString;
|
414 |
|
|
var local_buffer: array[0..IBHugeLocalBufferLength - 1] of AnsiChar;
|
415 |
tony |
45 |
IBDataBaseErrorMessages: TIBDataBaseErrorMessages;
|
416 |
|
|
sqlcode: Long;
|
417 |
|
|
begin
|
418 |
|
|
Result := '';
|
419 |
|
|
IBDataBaseErrorMessages := FIBDataBaseErrorMessages;
|
420 |
|
|
sqlcode := Getsqlcode;
|
421 |
|
|
if (ShowSQLCode in IBDataBaseErrorMessages) then
|
422 |
|
|
Result := Result + 'SQLCODE: ' + IntToStr(sqlcode); {do not localize}
|
423 |
|
|
|
424 |
|
|
Exclude(IBDataBaseErrorMessages, ShowSQLMessage);
|
425 |
|
|
if (ShowSQLMessage in IBDataBaseErrorMessages) then
|
426 |
|
|
begin
|
427 |
|
|
with FOwner do
|
428 |
tony |
308 |
isc_sql_interprete(sqlcode, local_buffer, sizeof(local_buffer));
|
429 |
tony |
45 |
if (ShowSQLCode in FIBDataBaseErrorMessages) then
|
430 |
|
|
Result := Result + CRLF;
|
431 |
|
|
Result := Result + strpas(local_buffer);
|
432 |
|
|
end;
|
433 |
|
|
|
434 |
|
|
if (ShowIBMessage in IBDataBaseErrorMessages) then
|
435 |
|
|
begin
|
436 |
|
|
if (ShowSQLCode in IBDataBaseErrorMessages) or
|
437 |
|
|
(ShowSQLMessage in IBDataBaseErrorMessages) then
|
438 |
tony |
308 |
Result := Result + LineEnding;
|
439 |
|
|
Result := Result + LineEnding + FOwner.FormatStatus(self);
|
440 |
tony |
45 |
end;
|
441 |
|
|
if (Result <> '') and (Result[Length(Result)] = '.') then
|
442 |
|
|
Delete(Result, Length(Result), 1);
|
443 |
|
|
end;
|
444 |
|
|
|
445 |
|
|
function TFBStatus.CheckStatusVector(ErrorCodes: array of TFBStatusCode
|
446 |
|
|
): Boolean;
|
447 |
|
|
var
|
448 |
|
|
p: PISC_STATUS;
|
449 |
|
|
i: Integer;
|
450 |
|
|
procedure NextP(i: Integer);
|
451 |
|
|
begin
|
452 |
tony |
56 |
p := PISC_STATUS(PAnsiChar(p) + (i * SizeOf(ISC_STATUS)));
|
453 |
tony |
45 |
end;
|
454 |
|
|
begin
|
455 |
|
|
p := PISC_STATUS(StatusVector);
|
456 |
|
|
result := False;
|
457 |
|
|
while (p^ <> 0) and (not result) do
|
458 |
|
|
case p^ of
|
459 |
|
|
3: NextP(3);
|
460 |
|
|
1, 4:
|
461 |
|
|
begin
|
462 |
|
|
NextP(1);
|
463 |
|
|
i := 0;
|
464 |
|
|
while (i <= High(ErrorCodes)) and (not result) do
|
465 |
|
|
begin
|
466 |
|
|
result := p^ = ErrorCodes[i];
|
467 |
|
|
Inc(i);
|
468 |
|
|
end;
|
469 |
|
|
NextP(1);
|
470 |
|
|
end;
|
471 |
|
|
else
|
472 |
|
|
NextP(2);
|
473 |
|
|
end;
|
474 |
|
|
end;
|
475 |
|
|
|
476 |
|
|
function TFBStatus.GetIBDataBaseErrorMessages: TIBDataBaseErrorMessages;
|
477 |
|
|
begin
|
478 |
tony |
56 |
EnterCriticalSection(TFBClientAPI.FIBCS);
|
479 |
tony |
45 |
try
|
480 |
|
|
result := FIBDataBaseErrorMessages;
|
481 |
|
|
finally
|
482 |
tony |
56 |
LeaveCriticalSection(TFBClientAPI.FIBCS);
|
483 |
tony |
45 |
end;
|
484 |
|
|
end;
|
485 |
|
|
|
486 |
|
|
procedure TFBStatus.SetIBDataBaseErrorMessages(Value: TIBDataBaseErrorMessages);
|
487 |
|
|
begin
|
488 |
tony |
56 |
EnterCriticalSection(TFBClientAPI.FIBCS);
|
489 |
tony |
45 |
try
|
490 |
|
|
FIBDataBaseErrorMessages := Value;
|
491 |
|
|
finally
|
492 |
tony |
56 |
LeaveCriticalSection(TFBClientAPI.FIBCS);
|
493 |
tony |
45 |
end;
|
494 |
|
|
end;
|
495 |
tony |
60 |
|
496 |
tony |
45 |
initialization
|
497 |
tony |
263 |
TFBLibrary.FEnvSetupDone := false;
|
498 |
tony |
56 |
{$IFNDEF FPC}
|
499 |
|
|
InitializeCriticalSection(TFBClientAPI.FIBCS);
|
500 |
|
|
{$ELSE}
|
501 |
|
|
InitCriticalSection(TFBClientAPI.FIBCS);
|
502 |
|
|
{$ENDIF}
|
503 |
tony |
45 |
|
504 |
|
|
finalization
|
505 |
tony |
263 |
TFBLibrary.FreeLibraries;
|
506 |
tony |
56 |
{$IFNDEF FPC}
|
507 |
|
|
DeleteCriticalSection(TFBClientAPI.FIBCS);
|
508 |
|
|
{$ELSE}
|
509 |
|
|
DoneCriticalSection(TFBClientAPI.FIBCS);
|
510 |
|
|
{$ENDIF}
|
511 |
tony |
45 |
end.
|
512 |
|
|
|