- uudecode<FONT face="Courier New"><FONT size=2><FONT color=#0000ff><FONT size=2>
<P></FONT><FONT color=#0000ff size=2>public</FONT><FONT size=2> </FONT><FONT color=#0000ff size=2>static</FONT><FONT size=2> </FONT><FONT color=#0000ff size=2>byte</FONT><FONT size=2>[] uuDecode(</FONT><FONT color=#0000ff size=2>string</FONT><FONT size=2> sBuffer) <BR>{ <BR></FONT><FONT color=#008000 size=2> // Create an output array<BR></FONT><FONT color=#0000ff size=2> byte</FONT><FONT size=2>[] outBuffer = </FONT><FONT color=#0000ff size=2>new</FONT><FONT size=2> </FONT><FONT color=#0000ff size=2>byte</FONT><FONT size=2>[(sBuffer.Length-1)/4*3];<BR></FONT><FONT color=#0000ff size=2> int</FONT><FONT size=2> outIdx = 0;<BR><BR></FONT><FONT color=#008000 size=2> // Get the string as an array of ASCII bytes<BR></FONT><FONT color=#0000ff size=2> byte</FONT><FONT size=2>[] asciiBytes = Encoding.ASCII.GetBytes(sBuffer);<BR><BR></FONT><FONT color=#0000ff size=2> for</FONT><FONT size=2> (</FONT><FONT color=#0000ff size=2>int</FONT><FONT size=2> i=0; i<asciiBytes.Length; i++)<BR> asciiBytes[i] = (</FONT><FONT color=#0000ff size=2>byte</FONT><FONT size=2>)((asciiBytes[i]-0x20) & 0x3f);</P>
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<P></FONT><FONT color=#008000 size=2> // Convert each block fo 4 input bytes into 3<BR></FONT><FONT color=#008000 size=2> // output bytes<BR></FONT><FONT color=#0000ff size=2> for</FONT><FONT size=2> (</FONT><FONT color=#0000ff size=2>int</FONT><FONT size=2> i = 1; i <= (asciiBytes.Length-1); i += 4) <BR> { <BR> outBuffer[outIdx++] = (</FONT><FONT color=#0000ff size=2>byte</FONT><FONT size=2>)(asciiBytes[i] << 2 | asciiBytes[i+1] >> 4);<BR> outBuffer[outIdx++] = (</FONT><FONT color=#0000ff size=2>byte</FONT><FONT size=2>)(asciiBytes[i+1] << 4 | asciiBytes[i+2] >> 2);<BR> outBuffer[outIdx++] = (</FONT><FONT color=#0000ff size=2>byte</FONT><FONT size=2>)(asciiBytes[i+2] << 6 | asciiBytes[i+3]);<BR> } <BR></FONT><FONT color=#0000ff size=2><BR> return</FONT><FONT size=2> outBuffer;<BR>} </P>
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<P>There you go; next time you're writing a Usenet news reader, you'll have somewhere to copy the uudecode function from.</P>
<P>Source code looks so much better in colour doesn't it?</P>
<P>(This is a fixed version of the source; thanks to Esa Leskinen for pointing out that my previous version was incomplete).</P>Thu, 01 Sep 2005 19:17:06 GMT