View source for /title/00000001/00000002/data/setting.txt

'''/title/00000001/00000002/data/setting.txt''' is an encrypted file containing console information.{{ref|https://github.com/GaryOderNichts/vWii-Decaffeinator/blob/master/src/utils/setting_generator.c}}

== Fields ==
All fields are stored in the format <code>KEY=value</code> on separate lines.

=== AREA ===
This seems to correlate to the system menu region (The letter that appears after the system menu version), however, this does not seem to correlate to how the [[Wii Number]] enumerates them.{{check}}

=== MODEL ===
The RVL-xxx model. Set to [[RVL-001]] for [[vWii]]. Set to [[NDEV|RVT-001]] for [[Wii#RVA|RVA]].

=== DVD ===
Unknown, possibly related to [[Disc Channel]] DVD icon, or to a disc drive being present?

=== MPCH ===
Unknown. Example value: 0x7FFE

=== CODE ===
The letter portion of the serial number (example "LU", "LEH")

=== SERNO ===
Serial number. Set to dummy value 98765432 for [[Wii#RVA|RVA]].

=== VIDEO ===
NTSC or PAL.

=== GAME ===
Another region, possibly set by [[rgnsel]]?

== Encryption ==
setting.txt is encrypted by the following symmetric algorithm:

<pre>
unsigned int key = 0x73B5DBFA;
int i, len;

if (is_enc)
{
	len = 256;
} else {
	len = strlen(buf);
}

for(i = 0; i < len; i++)
{
	buf_ptr[i] ^= key & 0xff;
	key = (key << 1) | (key >> 31);
}
</pre>

== References ==
{{References}}