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chore: revert certificate revert

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Jonathan Barrow
2025-05-09 18:25:57 -04:00
parent 1a3445db5b
commit 959af6997d
1 changed files with 11 additions and 2 deletions
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13
src/nintendo-certificate.ts
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@@ -69,6 +69,7 @@ const SIGNATURE_SIZES = {
}
} as const;
// TODO - Replace this with https://github.com/PretendoNetwork/nintendo-file-formats
class NintendoCertificate {
_certificate: Buffer;
_certificateBody: Buffer;
@@ -123,8 +124,16 @@ class NintendoCertificate {
const signatureTypeSizes = this._signatureTypeSizes(this.signatureType);
this._certificateBody = this._certificate.subarray(0x4 + signatureTypeSizes.SIZE + signatureTypeSizes.PADDING_SIZE);
this.signature = this._certificate.subarray(0x4, 0x4 + signatureTypeSizes.SIZE);
const padding = this._certificate.subarray(0x4 + signatureTypeSizes.SIZE, 0x4 + signatureTypeSizes.SIZE + signatureTypeSizes.PADDING_SIZE);
this.valid = padding.every(byte => byte === 0);
if (!this.valid) {
return;
}
this.issuer = this._certificate.subarray(0x80, 0xC0).toString().split('\0')[0];
this.keyType = this._certificate.readUInt32BE(0xC0);
this.certificateName = this._certificate.subarray(0xC4, 0x104).toString().split('\0')[0];
@@ -137,7 +146,7 @@ class NintendoCertificate {
this.consoleType = '3ds';
}
this._verifySignature();
this._verifySignatureECDSA(); // * Force it to use the expected certificate type
}
}