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crypto_core fixes

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This commit is contained in:
Christophe Diederichs 2022-11-18 12:21:38 +00:00
parent 919353ba53
commit 52d5899c54
2 changed files with 7 additions and 16 deletions
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14
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 0;
return false;
}
return 1;
return true;
}
function crypto_core_ed25519_add (r, p, q) {
@ -151,9 +151,7 @@ function crypto_core_ed25519_scalar_random (r) {
}
function crypto_core_ed25519_scalar_invert (recip, s) {
console.log(s)
sc25519_invert(recip, s)
console.log(recip)
if (sodium_is_zero(s, crypto_core_ed25519_SCALARBYTES)) {
throw new Error('Zero point')
@ -177,10 +175,10 @@ function crypto_core_ed25519_scalar_negate (neg, s) {
t_.fill(0)
s_.fill(0)
t_.set(L.subarray(crypto_core_ed25519_SCALARBYTES, crypto_core_ed25519_SCALARBYTES))
t_.set(L.subarray(0, crypto_core_ed25519_SCALARBYTES), crypto_core_ed25519_SCALARBYTES)
s_.set(s.subarray(0, crypto_core_ed25519_SCALARBYTES))
sodium_sub(t_, s_, crypto_core_ed25519_SCALARBYTES)
sodium_sub(t_, s_, crypto_core_ed25519_NONREDUCEDSCALARBYTES)
sc25519_reduce(t_)
neg.set(t_.subarray(0 , crypto_core_ed25519_SCALARBYTES))
@ -197,10 +195,10 @@ function crypto_core_ed25519_scalar_complement (comp, s) {
s_.fill(0)
t_[0]++;
t_.set(L.subarray(crypto_core_ed25519_SCALARBYTES, crypto_core_ed25519_SCALARBYTES))
t_.set(L.subarray(0, crypto_core_ed25519_SCALARBYTES), crypto_core_ed25519_SCALARBYTES)
s_.set(s.subarray(0, crypto_core_ed25519_SCALARBYTES))
sodium_sub(t_, s_, crypto_core_ed25519_SCALARBYTES)
sodium_sub(t_, s_, crypto_core_ed25519_NONREDUCEDSCALARBYTES)
sc25519_reduce(t_)
comp.set(t_.subarray(0, crypto_core_ed25519_SCALARBYTES))

9
index.js
View File

@ -12,15 +12,8 @@ var sodium = module.exports
// also forwarded at the bottom but randombytes is non-enumerable
sodium.sodium_memzero = function (arr) {
arr.fill(0)
}
sodium.sodium_malloc = function (n) {
return new Uint8Array(n)
}
forward(require('./crypto_box'))
forward(require('./crypto_core'))
forward(require('./crypto_generichash'))
forward(require('./crypto_hash'))
forward(require('./crypto_hash_sha256'))