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/title/00000001/00000002/data/setting.txt

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< /title‎ | 00000001‎ | 00000002‎ | data
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/title/00000001/00000002/data/setting.txt is an encrypted file containing console information.[1]

Fields

All fields are stored in the format KEY=value on separate lines.

AREA

This seems to correlate to the system menu region (The letter that appears after the system menu version), enumerated in the following way:[check]

  • Japan ("J") = 0,[2]
  • USA ("U") = 1,[3]
  • Europe ("E") = 2,[4]
  • Korea ("K") = 3[5]

MODEL

The RVL-xxx model. Set to RVL-001 for vWii.

DVD

Unknown, possibly related to Disc Channel DVD icon?

MPCH

Unknown

CODE

Some internal console-unique number

SERNO

Serial number

VIDEO

NTSC or PAL video mode

GAME

Another region, possibly set by rgnsel?

Encryption

setting.txt is encrypted by the following symmetric algorithm: 

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);
}

References

↑ 1. https://github.com/GaryOderNichts/vWii-Decaffeinator/blob/master/src/utils/setting_generator.c
↑ 2. https://github.com/GaryOderNichts/vWii-Decaffeinator/blob/master/src/main.h
↑ 3. https://github.com/GaryOderNichts/vWii-Decaffeinator/blob/master/src/main.h
↑ 4. https://github.com/GaryOderNichts/vWii-Decaffeinator/blob/master/src/main.h
↑ 5. Guess and check with a friend code decoder and a Korean Wii

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