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standard fix crypto_core

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This commit is contained in:
Christophe Diederichs 2022-11-21 13:11:59 +00:00
parent 52d5899c54
commit b619401719
1 changed files with 18 additions and 19 deletions
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31
crypto_core.js
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@ -39,9 +39,9 @@ function crypto_core_ed25519_is_valid_point (p) {
ge25519_frombytes(p_p3, p) != 0 ||
ge25519_is_on_curve(p_p3) == 0 ||
ge25519_is_on_main_subgroup(p_p3) == 0) {
return false;
return false
}
return true;
return true
}
function crypto_core_ed25519_add (r, p, q) {
@ -75,10 +75,10 @@ function crypto_core_ed25519_sub (r, p, q) {
ge25519_frombytes(q_p3, q) != 0 || ge25519_is_on_curve(q_p3) == 0) {
throw new Error('Operands must be valid points.')
}
ge25519_p3_to_cached(q_cached, q_p3);
ge25519_sub_cached(r_p1p1, p_p3, q_cached);
ge25519_p1p1_to_p3(r_p3, r_p1p1);
ge25519_p3_tobytes(r, r_p3);
ge25519_p3_to_cached(q_cached, q_p3)
ge25519_sub_cached(r_p1p1, p_p3, q_cached)
ge25519_p1p1_to_p3(r_p3, r_p1p1)
ge25519_p3_tobytes(r, r_p3)
}
function crypto_core_ed25519_from_uniform (p, r) {
@ -134,7 +134,6 @@ function crypto_core_ed25519_from_uniform (p, r) {
// return crypto_core_ed25519_add(p, &px[0], &px[crypto_core_ed25519_BYTES]);
// }
function crypto_core_ed25519_random (p) {
const h = b4a.alloc(crypto_core_ed25519_UNIFORMBYTES)
@ -147,7 +146,7 @@ function crypto_core_ed25519_scalar_random (r) {
randombytes_buf(r, crypto_core_ed25519_SCALARBYTES)
r[crypto_core_ed25519_SCALARBYTES - 1] &= 0x1f
} while (sc25519_is_canonical(r) == 0 ||
sodium_is_zero(r, crypto_core_ed25519_SCALARBYTES));
sodium_is_zero(r, crypto_core_ed25519_SCALARBYTES))
}
function crypto_core_ed25519_scalar_invert (recip, s) {
@ -170,7 +169,7 @@ function crypto_core_ed25519_scalar_negate (neg, s) {
const s_ = b4a.alloc(crypto_core_ed25519_NONREDUCEDSCALARBYTES)
assert(crypto_core_ed25519_NONREDUCEDSCALARBYTES >=
2 * crypto_core_ed25519_SCALARBYTES);
2 * crypto_core_ed25519_SCALARBYTES)
t_.fill(0)
s_.fill(0)
@ -181,7 +180,7 @@ function crypto_core_ed25519_scalar_negate (neg, s) {
sodium_sub(t_, s_, crypto_core_ed25519_NONREDUCEDSCALARBYTES)
sc25519_reduce(t_)
neg.set(t_.subarray(0 , crypto_core_ed25519_SCALARBYTES))
neg.set(t_.subarray(0, crypto_core_ed25519_SCALARBYTES))
}
function crypto_core_ed25519_scalar_complement (comp, s) {
@ -189,11 +188,11 @@ function crypto_core_ed25519_scalar_complement (comp, s) {
const s_ = b4a.alloc(crypto_core_ed25519_NONREDUCEDSCALARBYTES)
assert(crypto_core_ed25519_NONREDUCEDSCALARBYTES >=
2 * crypto_core_ed25519_SCALARBYTES);
2 * crypto_core_ed25519_SCALARBYTES)
t_.fill(0)
s_.fill(0)
t_[0]++;
t_[0]++
t_.set(L.subarray(0, crypto_core_ed25519_SCALARBYTES), crypto_core_ed25519_SCALARBYTES)
s_.set(s.subarray(0, crypto_core_ed25519_SCALARBYTES))
@ -218,18 +217,18 @@ function crypto_core_ed25519_scalar_add (z, x, y) {
crypto_core_ed25519_scalar_reduce(z, x_)
}
function crypto_core_ed25519_scalar_sub(z, x, y) {
function crypto_core_ed25519_scalar_sub (z, x, y) {
const yn = b4a.alloc(crypto_core_ed25519_SCALARBYTES)
crypto_core_ed25519_scalar_negate(yn, y)
crypto_core_ed25519_scalar_add(z, x, yn)
}
function crypto_core_ed25519_scalar_mul(z, x, y) {
function crypto_core_ed25519_scalar_mul (z, x, y) {
sc25519_mul(z, x, y)
}
function crypto_core_ed25519_scalar_reduce(r, s) {
function crypto_core_ed25519_scalar_reduce (r, s) {
const t = b4a.alloc(crypto_core_ed25519_NONREDUCEDSCALARBYTES)
t.set(s)
@ -239,7 +238,7 @@ function crypto_core_ed25519_scalar_reduce(r, s) {
sodium_memzero(t)
}
function crypto_core_ed25519_scalar_is_canonical(s) {
function crypto_core_ed25519_scalar_is_canonical (s) {
return sc25519_is_canonical(s)
}