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86 lines
1.9 KiB
ObjectPascal
86 lines
1.9 KiB
ObjectPascal
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 1999-2000 by the Free Pascal development team
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reads and dumps a message file to screen.
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**********************************************************************}
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{$mode objfpc}
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{$h+}
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program readmsg;
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Type
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PCardinal = ^Cardinal;
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Var
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F : File of Cardinal;
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PO,PI : PCardinal;
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I,J,Count,C,S : Cardinal;
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Buf : String;
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begin
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Assign(F,Paramstr(1));
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Reset(F);
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Read(F,Count);
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Writeln('Message count: ',Count);
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S:=SizeOf(Cardinal)*Count+1;
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GetMem(PO,S);
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GetMem(PI,S);
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FillChar(PI^,S,0);
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FillChar(PO^,S,0);
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For I:=1 to Count do
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begin
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Read(F,C);
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PI[I]:=C;
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Read(F,C);
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If (C<>PI[I]) then
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Writeln('Error in ID: ',C,'<>ID',PI[I])
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else
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Writeln('Found ID ',C);
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Read(F,C);
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PO[I]:=C;
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Writeln('Found offset : ',C);
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end;
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For I:=1 to Count do
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begin
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Seek(F,PO[I] div 4);
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Read(F,S);
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Writeln('Found offset ',S,' at item ',i,' offset ',PO[I]);
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For J:=1 to (S div 4)-1 do
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begin
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Read(F,C);
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Move(C,Buf[J*4-3],4);
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end;
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J:=S-4;
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While Buf[J]=#0 do
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dec(J);
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SetLength(Buf,J);
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Writeln('String (',J,') : ',Buf);
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end;
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Writeln('Seqential read : ');
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Seek(F,PO[1] div 4);
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For I:=1 to Count do
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begin
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Read(F,S);
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Writeln('Found offset ',S,' at item ',i,' offset ',FilePos(F));
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For J:=1 to (S div 4)-1 do
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begin
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Read(F,C);
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Move(C,Buf[J*4-3],4);
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end;
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J:=S-4;
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While Buf[J]=#0 do
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dec(J);
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SetLength(Buf,J);
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Writeln('String (',J,') : ',Buf);
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end;
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Close(F);
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end.
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