mirror of
https://github.com/moparisthebest/Simba
synced 2024-11-22 17:22:21 -05:00
254 lines
9.2 KiB
ObjectPascal
254 lines
9.2 KiB
ObjectPascal
|
Unit Rutis_EXT_Files;
|
||
|
|
|
||
|
|
{$ifdef FPC}
|
||
|
|
{$mode objfpc}
|
||
|
|
{$H+}
|
||
|
|
{$endif}
|
||
|
|
|
||
|
|
Interface
|
||
|
|
|
||
|
|
Uses
|
||
|
|
Windows, Classes, SysUtils,
|
||
|
|
Rutis_Defs, Rutis_Classes, Rutis_Engine;
|
||
|
|
|
||
|
|
Procedure REFiles_CloseFiles;
|
||
|
|
Procedure RegisterEXTMethods(Engine : TRutisEngine);
|
||
|
|
|
||
|
|
//==============================================================================
|
||
|
|
Implementation
|
||
|
|
//==============================================================================
|
||
|
|
|
||
|
|
Type
|
||
|
|
PObject = ^TObject;
|
||
|
|
PFileStream = ^TFileStream;
|
||
|
|
|
||
|
|
Var
|
||
|
|
REFiles_Streams : Array Of TFileStream;
|
||
|
|
|
||
|
|
//==============================================================================
|
||
|
|
|
||
|
|
Procedure REFiles_CloseFiles;
|
||
|
|
Var i : Integer;
|
||
|
|
Begin
|
||
|
|
For i := 0 To high(REFiles_Streams) Do
|
||
|
|
REFiles_Streams[i].Free;
|
||
|
|
SetLength(REFiles_Streams, 0);
|
||
|
|
End;
|
||
|
|
|
||
|
|
//==============================================================================
|
||
|
|
//==============================================================================
|
||
|
|
|
||
|
|
Procedure _StreamCreate(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PPointer(Result^.Data)^ := nil;
|
||
|
|
SetLength(REFiles_Streams, length(REFiles_Streams) + 1);
|
||
|
|
Try
|
||
|
|
REFiles_Streams[high(REFiles_Streams)] := TFileStream.Create(PAnsiString(Params^[0].Data)^, PWord(Params^[1].Data)^); //fmCreate or fmShareDenyWrite
|
||
|
|
Except
|
||
|
|
REFiles_Streams[high(REFiles_Streams)].Free;
|
||
|
|
SetLength(REFiles_Streams, length(REFiles_Streams) - 1);
|
||
|
|
exit;
|
||
|
|
End;
|
||
|
|
PPointer(Result^.Data)^ := REFiles_Streams[high(REFiles_Streams)];
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamClose(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Var i : Integer;
|
||
|
|
Begin
|
||
|
|
For i := 0 To high(REFiles_Streams) Do
|
||
|
|
If REFiles_Streams[i] = PPointer(Params^[0].Data)^ Then
|
||
|
|
Begin
|
||
|
|
REFiles_Streams[i].Free;
|
||
|
|
REFiles_Streams[i] := REFiles_Streams[high(REFiles_Streams)];
|
||
|
|
SetLength(REFiles_Streams, length(REFiles_Streams) - 1);
|
||
|
|
exit;
|
||
|
|
End;
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamGetPosition(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PCardinal(Result^.Data)^ := 0;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PCardinal(Result^.Data)^ := PFileStream(Params^[0].Data)^.Position;
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamSetPosition(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PFileStream(Params^[0].Data)^.Position := PCardinal(Params^[1].Data)^;
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamGetSize(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PCardinal(Result^.Data)^ := 0;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PCardinal(Result^.Data)^ := PFileStream(Params^[0].Data)^.Size;
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamSetSize(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PFileStream(Params^[0].Data)^.Size := PCardinal(Params^[1].Data)^;
|
||
|
|
End;
|
||
|
|
|
||
|
|
//==============================================================================
|
||
|
|
|
||
|
|
Procedure _StreamWriteByte(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PBoolean(Result^.Data)^ := False;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PFileStream(Params^[0].Data)^.Write(PByte(Params^[1].Data)^, 1);
|
||
|
|
|
||
|
|
PBoolean(Result^.Data)^ := True;
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamWriteWord(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PBoolean(Result^.Data)^ := False;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PFileStream(Params^[0].Data)^.Write(PWord(Params^[1].Data)^, 2);
|
||
|
|
|
||
|
|
PBoolean(Result^.Data)^ := True;
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamWriteDWord(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PBoolean(Result^.Data)^ := False;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PFileStream(Params^[0].Data)^.Write(PCardinal(Params^[1].Data)^, 4);
|
||
|
|
|
||
|
|
PBoolean(Result^.Data)^ := True;
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamWriteSingle(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PBoolean(Result^.Data)^ := False;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PFileStream(Params^[0].Data)^.Write(PCardinal(Params^[1].Data)^, 4);
|
||
|
|
|
||
|
|
PBoolean(Result^.Data)^ := True;
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamWriteString(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Var
|
||
|
|
str : Ansistring;
|
||
|
|
Begin
|
||
|
|
PBoolean(Result^.Data)^ := False;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
str := PAnsiString(Params^[1].Data)^;
|
||
|
|
StreamWriteString(str, PFileStream(Params^[0].Data)^);
|
||
|
|
|
||
|
|
PBoolean(Result^.Data)^ := True;
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamWrite(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PBoolean(Result^.Data)^ := False;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PFileStream(Params^[0].Data)^.Write(PPChar(Params^[1].Data)^^, PInteger(Params^[2].Data)^);
|
||
|
|
|
||
|
|
PBoolean(Result^.Data)^ := True;
|
||
|
|
End;
|
||
|
|
|
||
|
|
//==============================================================================
|
||
|
|
|
||
|
|
Procedure _StreamReadByte(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PByte(Result^.Data)^ := 0;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PFileStream(Params^[0].Data)^.Read(PByte(Result^.Data)^, 1);
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamReadWord(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PWord(Result^.Data)^ := 0;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PFileStream(Params^[0].Data)^.Read(PWord(Result^.Data)^, 2);
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamReadDWord(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PInteger(Result^.Data)^ := 0;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PFileStream(Params^[0].Data)^.Read(PInteger(Result^.Data)^, 4);
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamReadString(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PAnsiString(Result^.Data)^ := '';
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PAnsiString(Result^.Data)^ := StreamReadString(PFileStream(Params^[0].Data)^);
|
||
|
|
End;
|
||
|
|
|
||
|
|
Procedure _StreamRead(Params : PRutisParamInfoArray; Result : PRutisParamInfo);
|
||
|
|
Begin
|
||
|
|
PByte(Result^.Data)^ := 0;
|
||
|
|
If PObject(Params^[0].Data)^ = nil Then exit;
|
||
|
|
If not (PObject(Params^[0].Data)^ is TFileStream) Then exit;
|
||
|
|
|
||
|
|
PFileStream(Params^[0].Data)^.Read(PPChar(Params^[1].Data)^^, PInteger(Params^[2].Data)^);
|
||
|
|
End;
|
||
|
|
|
||
|
|
//==============================================================================
|
||
|
|
//==============================================================================
|
||
|
|
|
||
|
|
Procedure RegisterEXTMethods(Engine : TRutisEngine);
|
||
|
|
Begin
|
||
|
|
Engine.RegExtMethod('StreamCreate',{$IfDef FPC}@{$EndIf}_StreamCreate, ['String', 'Word'], 'Pointer');
|
||
|
|
Engine.RegExtMethod('StreamClose',{$IfDef FPC}@{$EndIf}_StreamClose, ['Pointer'], 'Pointer');
|
||
|
|
Engine.RegExtMethod('StreamGetPosition',{$IfDef FPC}@{$EndIf}_StreamGetPosition, ['Pointer'], 'Cardinal');
|
||
|
|
Engine.RegExtMethod('StreamSetPosition',{$IfDef FPC}@{$EndIf}_StreamSetPosition, ['Pointer', 'Cardinal'], '');
|
||
|
|
Engine.RegExtMethod('StreamGetSize',{$IfDef FPC}@{$EndIf}_StreamGetSize, ['Pointer'], 'Cardinal');
|
||
|
|
Engine.RegExtMethod('StreamSetSize',{$IfDef FPC}@{$EndIf}_StreamSetSize, ['Pointer', 'Cardinal'], '');
|
||
|
|
|
||
|
|
Engine.RegExtMethod('StreamWriteByte',{$IfDef FPC}@{$EndIf}_StreamWriteByte, ['Pointer', 'Byte'], 'Boolean');
|
||
|
|
Engine.RegExtMethod('StreamWriteWord',{$IfDef FPC}@{$EndIf}_StreamWriteWord, ['Pointer', 'Word'], 'Boolean');
|
||
|
|
Engine.RegExtMethod('StreamWriteInteger',{$IfDef FPC}@{$EndIf}_StreamWriteDWord, ['Pointer', 'Integer'], 'Boolean');
|
||
|
|
Engine.RegExtMethod('StreamWriteCardinal',{$IfDef FPC}@{$EndIf}_StreamWriteDWord, ['Pointer', 'Cardinal'], 'Boolean');
|
||
|
|
Engine.RegExtMethod('StreamWriteSingle',{$IfDef FPC}@{$EndIf}_StreamWriteDWord, ['Pointer', 'Single'], 'Boolean');
|
||
|
|
Engine.RegExtMethod('StreamWriteString',{$IfDef FPC}@{$EndIf}_StreamWriteString, ['Pointer', 'String'], 'Boolean');
|
||
|
|
Engine.RegExtMethod('StreamWrite',{$IfDef FPC}@{$EndIf}_StreamWrite, ['Pointer', 'Pointer', 'Integer'], 'Boolean');
|
||
|
|
|
||
|
|
Engine.RegExtMethod('StreamReadByte',{$IfDef FPC}@{$EndIf}_StreamReadByte, ['Pointer'], 'Byte');
|
||
|
|
Engine.RegExtMethod('StreamReadWord',{$IfDef FPC}@{$EndIf}_StreamReadWord, ['Pointer'], 'Word');
|
||
|
|
Engine.RegExtMethod('StreamReadInteger',{$IfDef FPC}@{$EndIf}_StreamReadDWord, ['Pointer'], 'Integer');
|
||
|
|
Engine.RegExtMethod('StreamReadCardinal',{$IfDef FPC}@{$EndIf}_StreamReadDWord, ['Pointer'], 'Cardinal');
|
||
|
|
Engine.RegExtMethod('StreamReadSingle',{$IfDef FPC}@{$EndIf}_StreamReadDWord, ['Pointer'], 'Single');
|
||
|
|
Engine.RegExtMethod('StreamReadString',{$IfDef FPC}@{$EndIf}_StreamReadString, ['Pointer'], 'String');
|
||
|
|
Engine.RegExtMethod('StreamRead',{$IfDef FPC}@{$EndIf}_StreamRead, ['Pointer', 'Pointer', 'Integer'], 'Boolean');
|
||
|
|
End;
|
||
|
|
|
||
|
|
Initialization
|
||
|
|
Finalization
|
||
|
|
REFiles_CloseFiles;
|
||
|
|
End.
|
||
|
|
|