This information was figured out by looking at various .xps files and finding patterns and similarities.
For this reason some or all of this information may be incorrect.
If this is the case please let me know so i can update it.
email me at: loser@loser-console.org
|
Xps header |
||
|---|---|---|
|
offset |
size |
description |
|
0 |
4 |
0x0000000D version? |
|
4 |
17 |
SharkPortSave |
|
21 |
4 |
length of filename (L1 = this value) |
|
25 |
L1 |
filename |
|
25+L1 |
4 |
length of date field (L2 = this value) |
|
29+L1 |
L2 |
date field |
|
29+L1+L2 |
4 |
0 |
|
33+L1+L2 |
4 |
size of all the files and their descriptors (equals size of rest of file – 4 bytes checksum on end) |
|
file descriptor |
||
|---|---|---|
|
offset |
size |
description |
|
0 |
2 |
size of this descriptor (usually 250) |
|
2 |
64 |
file title |
|
66 |
4 |
length of file (or number of files in dir if descriptor is for main dir) |
|
70 |
4 |
start sector |
|
74 |
4 |
end sector |
|
78 |
4 |
attributes |
|
82 |
8 |
creation date |
|
90 |
8 |
modification date |
|
98 |
4 |
0x00000000 |
|
102 |
12 |
padding (or a 4byte number followed by another date) |
|
114 |
64 |
file title (ascii) |
|
178 |
64 |
file title (s-jis) |
|
242 |
8 |
0 |
|
date format |
||
|---|---|---|
|
offset |
size |
description |
|
0 |
1 |
Reserved (0) |
|
1 |
1 |
Second |
|
2 |
1 |
Minute |
|
3 |
1 |
Hour |
|
4 |
1 |
Day |
|
5 |
1 |
Month |
|
6 |
2 |
Year |
|
file attribute flags |
|
|---|---|
|
value |
description |
|
0x0001 |
Read permission |
|
0x0002 |
Write permission |
|
0x0004 |
Execution permission |
|
0x0008 |
Copy protected |
|
0x0010 |
File?? |
|
0x0020 |
Subdirectory |
|
0x0040 |
????? |
|
0x0080 |
File preserved |
|
0x0100 |
????? |
|
0x0200 |
????? |
|
0x0400 |
this is used often?? |
|
0x0800 |
PDA application (first generation (PSX) PDA file) |
|
0x1000 |
PS1 Data |
|
0x2000 |
????? |
|
0x4000 |
????? |
|
0x8000 |
PS2 Data?? |
