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41 lines
907 B
ObjectPascal
41 lines
907 B
ObjectPascal
Program tidea;
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Uses Classes,Idea;
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Type
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PByte = ^Byte;
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Var M : TMemorystream;
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ES : TIDeaEncryptStream;
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DS : TIdeaDecryptStream;
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StartKey : ideacryptkey;
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EnKey,DeKey : ideakey;
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I,J : longint;
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begin
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M:=TMemoryStream.create;
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// generate some phoney key;
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For I:=0 to SizeOf(StartKey)-1 do
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PByte(@StartKey)[I]:=I;
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// Get encryption key
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EnKeyIdea(StartKey,enKey);
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ES:=TIDeaEncryptStream.Create(EnKey,M);
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For I:=1 to 65 do
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ES.Write(I,SizeOf(I));
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Writeln ('Position after Write : ',ES.Position);
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ES.Flush;
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Writeln ('Size of memory stream : ',M.Size);
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M.Seek(0,soFromBeginning);
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// Get decryption key
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DeKeyIdea(EnKey,DeKey);
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DS:=TIDeaDecryptStream.Create(DEKey,M);
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For I:=1 to 65 do
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begin
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DS.Read(J,SizeOf(J));
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If J<>I then
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Writeln ('Error; Read : ',J);
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end;
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Writeln ('Position after Reading : ',DS.Position);
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DS.destroy;
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end.
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