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Slight logic tweak for better understanding

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This commit is contained in:
Andrew
2023-06-07 02:34:01 +03:00
parent 4f7fb772a5
commit aa8e5ff8e7
2 changed files with 10 additions and 12 deletions
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14
src/xp.cpp
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@@ -148,14 +148,12 @@ void generateXPKey(
*x = BN_new(),
*y = BN_new();
QWORD pRaw[2]{};
QWORD pRaw[2]{},
pSignature = 0;
do {
EC_POINT *r = EC_POINT_new(eCurve);
QWORD pSignature = 0;
DWORD pHash;
// Generate a random number c consisting of 384 bits without any constraints.
BN_rand(c, FIELD_BITS, BN_RAND_TOP_ANY, BN_RAND_BOTTOM_ANY);
@@ -186,7 +184,7 @@ void generateXPKey(
// Translate the byte digest into a 32-bit integer - this is our computed pHash.
// Truncate the pHash to 28 bits.
pHash = BYDWORD(msgDigest) >> 4 & BITMASK(28);
DWORD pHash = BYDWORD(msgDigest) >> 4 & BITMASK(28);
/*
*
@@ -228,10 +226,10 @@ void generateXPKey(
}
EC_POINT_free(r);
} while (pRaw[1] > BITMASK(50));
} while (pSignature > BITMASK(55));
// ↑ ↑ ↑
// pRaw[1] can't be longer than 50 bits, else the signature part
// will make the CD-key longer than 25 characters.
// The signature can't be longer than 55 bits, else it will
// make the CD-key longer than 25 characters.
// Convert bytecode to Base24 CD-key.
base24(pKey, (BYTE *)pRaw);