https://sgp.halamix2.pl/index.php?title=File_archive&feed=atom&action=history
File archive - Revision history
2024-03-29T08:31:24Z
Revision history for this page on the wiki
MediaWiki 1.39.1
https://sgp.halamix2.pl/index.php?title=File_archive&diff=180&oldid=prev
Halamix2 at 21:24, 23 October 2022
2022-10-23T21:24:15Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 21:24, 23 October 2022</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l48">Line 48:</td>
<td colspan="2" class="diff-lineno">Line 48:</td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* each entry value + "address of directory" is a pointer to corresponding ''file descriptor''</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* each entry value + "address of directory" is a pointer to corresponding ''file descriptor''</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* each position is calculated, hash function is available at <del style="font-weight: bold; text-decoration: none;"><nowiki></del>https://worms2d.info/Graphics_directory<del style="font-weight: bold; text-decoration: none;"></nowiki></del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* each position is calculated, hash function is available at https://worms2d.info/Graphics_directory</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>each '''file descriptor''' have following structure:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>each '''file descriptor''' have following structure:</div></td></tr>
</table>
Halamix2
https://sgp.halamix2.pl/index.php?title=File_archive&diff=169&oldid=prev
Halamix2 at 12:46, 22 August 2022
2022-08-22T12:46:32Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 12:46, 22 August 2022</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l22">Line 22:</td>
<td colspan="2" class="diff-lineno">Line 22:</td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|}</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* file data spans up to the "address of directory". These two <del style="font-weight: bold; text-decoration: none;">subpoints </del>are optional, but they provide nice alignment</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* file data spans up to the "address of directory". These two <ins style="font-weight: bold; text-decoration: none;">points </ins>are optional, but they provide <ins style="font-weight: bold; text-decoration: none;">a </ins>nice alignment<ins style="font-weight: bold; text-decoration: none;">:</ins></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>** There is <code>1A 00</code> at the end of each file</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>** There is <code>1A 00</code> at the end of each file</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>** There may be <code>00</code> padding after that, so the next file/section starts at offset <del style="font-weight: bold; text-decoration: none;">% </del>4 <del style="font-weight: bold; text-decoration: none;">== 0</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>** There may be <code>00</code> padding after that, so the next file/section starts at offset <ins style="font-weight: bold; text-decoration: none;">aligned to </ins>4 <ins style="font-weight: bold; text-decoration: none;">bytes</ins></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Following offsets are counted from "Directory address"</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Following offsets are counted from "Directory address"</div></td></tr>
</table>
Halamix2
https://sgp.halamix2.pl/index.php?title=File_archive&diff=82&oldid=prev
Halamix2 at 21:18, 1 January 2021
2021-01-01T21:18:19Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 21:18, 1 January 2021</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l7">Line 7:</td>
<td colspan="2" class="diff-lineno">Line 7:</td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|0x0</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|0x0</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|0x4</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|0x4</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>|Magic, <code>44 49 52 1A</code> (<del style="font-weight: bold; text-decoration: none;">"'''</del>DIR\x1A<del style="font-weight: bold; text-decoration: none;">'''"</del>)</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>|Magic, <code>44 49 52 1A</code> (<ins style="font-weight: bold; text-decoration: none;"><code></ins>DIR\x1A<ins style="font-weight: bold; text-decoration: none;"></code></ins>)</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|-</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|-</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|0x4</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|0x4</div></td></tr>
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Halamix2
https://sgp.halamix2.pl/index.php?title=File_archive&diff=40&oldid=prev
Halamix2 at 16:36, 26 December 2020
2020-12-26T16:36:36Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 16:36, 26 December 2020</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l73">Line 73:</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|}</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">* </del>File descriptors</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">==== </ins>File descriptors <ins style="font-weight: bold; text-decoration: none;">====</ins></div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">*</del>* if two files have the same hash, then hash table points to first file, which have "next hash" to another file descriptor with the same hash. If there is no collision then it's 0.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* if two files have the same hash, then hash table points to first file, which have "next hash" to another file descriptor with the same hash. If there is no collision then it's 0.</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">*</del>* filename is 4 bytes aligned, terminated by 0x00 (and padded with 0x00 to 4 bytes)</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* filename is 4 bytes aligned, terminated by 0x00 (and padded with 0x00 to 4 bytes)</div></td></tr>
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Halamix2
https://sgp.halamix2.pl/index.php?title=File_archive&diff=39&oldid=prev
Halamix2: Created page with ".wad file format is exactly the same as [https://worms2d.info/Graphics_directory Worms .dir format], only extension is different. {| class="wikitable" !Offset !Size !Descripti..."
2020-12-26T16:35:34Z
<p>Created page with ".wad file format is exactly the same as [https://worms2d.info/Graphics_directory Worms .dir format], only extension is different. {| class="wikitable" !Offset !Size !Descripti..."</p>
<p><b>New page</b></p><div>.wad file format is exactly the same as [https://worms2d.info/Graphics_directory Worms .dir format], only extension is different.<br />
{| class="wikitable"<br />
!Offset<br />
!Size<br />
!Description<br />
|-<br />
|0x0<br />
|0x4<br />
|Magic, <code>44 49 52 1A</code> ("'''DIR\x1A'''")<br />
|-<br />
|0x4<br />
|0x4<br />
|File size<br />
|-<br />
|0x8<br />
|0x4<br />
|Directory address<br />
|-<br />
|0xC<br />
|???<br />
|Files data<br />
|}<br />
<br />
* file data spans up to the "address of directory". These two subpoints are optional, but they provide nice alignment<br />
** There is <code>1A 00</code> at the end of each file<br />
** There may be <code>00</code> padding after that, so the next file/section starts at offset % 4 == 0<br />
<br />
Following offsets are counted from "Directory address"<br />
{| class="wikitable"<br />
!Offset<br />
!Size<br />
!Description<br />
|-<br />
|0x0<br />
|0x4<br />
|Magic, <code>0A 00 00 00</code><br />
|-<br />
|0x4<br />
|0x1000<br />
|[[File archive#Hash table|Hash table]], 1024 4-byte entries<br />
|-<br />
|0x1004<br />
|???<br />
|File descriptors<br />
|}<br />
<br />
== Hash table ==<br />
<br />
* each entry value + "address of directory" is a pointer to corresponding ''file descriptor''<br />
* each position is calculated, hash function is available at <nowiki>https://worms2d.info/Graphics_directory</nowiki><br />
<br />
each '''file descriptor''' have following structure:<br />
{| class="wikitable"<br />
!Offset<br />
!Size<br />
!Description<br />
|-<br />
|0x0<br />
|0x4<br />
|Next hash, by default is set to <code>00 00 00 00</code><br />
|-<br />
|0x4<br />
|0x4<br />
|File data offset in archive<br />
|-<br />
|0x8<br />
|0x4<br />
|File size<br />
|-<br />
|0xC<br />
|0x4<br />
|Filename with path<br />
|}<br />
<br />
* File descriptors<br />
** if two files have the same hash, then hash table points to first file, which have "next hash" to another file descriptor with the same hash. If there is no collision then it's 0.<br />
** filename is 4 bytes aligned, terminated by 0x00 (and padded with 0x00 to 4 bytes)</div>
Halamix2