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<pre><font size="6" color="#0000ff">lzh format</font></pre>
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the lharc/lha archiver is a multi platform archiver made by haruyasu yoshizaki,
which has a relatively good compression. it uses more or less the same
technology like the zip programs by phil katz. there was a hack named &quot;ice&quot;,
which had only the graphic characters displayed on decompression changed.</pre>
    <pre>offset              count type   description
0000h                   1 byte   size of archived file header
0001h                   1 byte   checksum of remaining bytes
0002h                   3 char   id='-lh'
                                 id='-lz'
0005h                   1 char   compression methods used (see table 0005)
0006h                   1 char   id='-'
0007h                   1 dword  compressed size
000bh                   1 dword  uncompressed size
000fh                   1 dword  original file date/time (see table 0009)
0013h                   1 word   file attribute
0015h                   1 byte   filename / path length in bytes
                                 =&quot;len&quot;
0016h               &quot;len&quot; char   filename / path
0018h                   1 word   crc-16 of original file
+&quot;len&quot;</pre>
    <pre>(table 0005)
lharc compression types
  &quot;0&quot; - no compression
  &quot;1&quot; - lzw, 4k buffer, huffman for upper 6 bits of position
  &quot;2&quot; - unknown
  &quot;3&quot; - unknown
  &quot;4&quot; - lzw, arithmetic encoding
  &quot;5&quot; - lzw, arithmetic encoding
  &quot;s&quot; - lha 2.x archive?
  &quot;\&quot; - lha 2.x archive?
  &quot;d&quot; - lha 2.x archive?</pre>
    <pre>extension:lzh,ice
occurences:pc
programs:lharc.exe, lha.exe</pre>
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