Talk:PlayStation archive (PSARC): Difference between revisions
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00000000 <span style="background:#ff6666;">50 53 41 52</span> <span style="background:#66ff66;">00 01 00 04</span> <span style="background:#ffff66;">7A 6C 69 62</span> <span style="background:#6666ff;">00 01 23 BA</span> PSAR....zlib..#º | 00000000 <span style="background:#ff6666;">50 53 41 52</span> <span style="background:#66ff66;">00 01 00 04</span> <span style="background:#ffff66;">7A 6C 69 62</span> <span style="background:#6666ff;">00 01 23 BA</span> PSAR....zlib..#º | ||
00000010 <span style="background:#dd00dd;">00 00 00 1E</span> <span style="background:#dddd00;">00 00 09 16</span> <span style="background:#dddddd;">00 01 00 00</span> <span style="background:#d0000d;">00 00 00 02</span> ................ | 00000010 <span style="background:#dd00dd;">00 00 00 1E</span> <span style="background:#dddd00;">00 00 09 16</span> <span style="background:#dddddd;">00 01 00 00</span> <span style="background:#d0000d;">00 00 00 02</span> ................ | ||
00000020 <span style="background:#ff6666;">00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00</span> ................ | |||
00000030 <span style="background:#ff6666;">00 00 00 00 00 00</span> <span style="background:#66ff66;">01 79 D9 00</span> 00 01 23 BA A9 A6 .......yÙ...#º©¦ | |||
00000040 AB EE E6 73 40 2A E6 C3 37 24 3F C1 81 16 00 00 «îæs@*æÃ7$?Á.... | |||
00000050 00 02 00 00 00 1D 90 00 00 01 45 3B 5A 08 E7 AC ..........E;Z.ç¬ | |||
{| class="wikitable" | {| class="wikitable" | ||
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|- | |- | ||
| style="background-color:#d0000d;" | 0x1C || style="background-color:#d0000d;" | 0x04 || '''archive flags''' || 00 00 00 02 || 2 || Default is 2. Unknown yet but is a "bit value" so 2 is a single flag | | style="background-color:#d0000d;" | 0x1C || style="background-color:#d0000d;" | 0x04 || '''archive flags''' || 00 00 00 02 || 2 || Default is 2. Unknown yet but is a "bit value" so 2 is a single flag | ||
* | |||
* | |||
|- | |||
|rowspan="2" style="background-color:#50534152; color:#000FFF;"|'''TOC''' | |||
| style="background-color:#ff6666;" | 0x20 || style="background-color:#ff6666;" | 0x16 || '''name digest''' || 00 00 ... 00 00 || - || - | |||
|- | |||
| style="background-color:#66ff66;" | 0x36 || style="background-color:#66ff66;" | 0x04 || - || - || - || | |||
|} | |} | ||
Revision as of 08:16, 14 June 2014
PSARC structure notes
Debian psarc Kplugin structure. From Manuel Stahl (thymythos) @ http://opendesktop.org/content/show.php/PSARC+file+header?content=162745
<?xml version="1.0" encoding="UTF-8"?>
<struct name="header">
<primitive name="magic" type="UInt32" />
<primitive name="version" type="UInt32" />
<primitive name="compression" type="UInt32" />
<primitive name="TOC length" type="UInt32" />
<primitive name="TOC entry size" type="UInt32" />
<primitive name="num_entries" type="UInt32" />
<primitive name="max block size" type="UInt32" />
<primitive name="archive flags" type="UInt32" />
<array name="TOC" length="num_entries">
<struct name="entry">
<array name="MD5" length="16"><primitive type="UInt8"/></array>
<primitive name="zIndex" type="UInt32" />
<bitfield name="length" width="40" type="unsigned" />
<bitfield name="offset" width="40" type="unsigned" />
</struct>
</array>
<array name="block sizes" length="num_entries">
<bitfield name="size" width="16" type="unsigned" />
</array>
</struct>
PSARC header example:
Offset(h) 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 00000000 50 53 41 52 00 01 00 04 7A 6C 69 62 00 01 23 BA PSAR....zlib..#º 00000010 00 00 00 1E 00 00 09 16 00 01 00 00 00 00 00 02 ................ 00000020 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00000030 00 00 00 00 00 00 01 79 D9 00 00 01 23 BA A9 A6 .......yÙ...#º©¦ 00000040 AB EE E6 73 40 2A E6 C3 37 24 3F C1 81 16 00 00 «îæs@*æÃ7$?Á.... 00000050 00 02 00 00 00 1D 90 00 00 01 45 3B 5A 08 E7 AC ..........E;Z.ç¬
| Offset | Size | Name | Example | Value (conversion) | Notes | |
|---|---|---|---|---|---|---|
| Header | 0x00 | 0x04 | magic | 50 53 41 52 | PSAR | PlayStation Archive |
| 0x04 | 0x04 | version | 00 01 00 04 | v1.4 | First 2 bytes is the main version, next 2 bytes is the subversion and are processed separatedlly, so 0001.0004 is "translated" to 1.4 by the system | |
| 0x08 | 0x04 | compression type | 7A 6C 69 62 | zlib | zlib (default) or lzma | |
| 0x0C | 0x04 | table of content length | 00 01 23 BA | 0x123BA | ||
| 0x10 | 0x04 | table of content entries size | 00 00 00 1E | 30 Bytes | Default is 30 bytes | |
| 0x14 | 0x04 | number of entries | 00 00 09 16 | 1+2325 files | The filecount includes the "file path/names definitions" as an additionall file always placed at first position in the list and without an assigned ID | |
| 0x18 | 0x04 | block size | 00 01 00 00 | 65536 Bytes | Default is 65536 Bytes | |
| 0x1C | 0x04 | archive flags | 00 00 00 02 | 2 | Default is 2. Unknown yet but is a "bit value" so 2 is a single flag
| |
| TOC | 0x20 | 0x16 | name digest | 00 00 ... 00 00 | - | - |
| 0x36 | 0x04 | - | - | - |