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fixup! feat(crypto): implement elligator2

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This commit is contained in:
Ondřej Vejpustek 2024-04-02 15:31:34 +02:00
parent db58a0d0f9
commit dae428160f
1 changed files with 2 additions and 2 deletions
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4
crypto/elligator2.c
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@ -24,7 +24,7 @@
#include "elligator2.h" #include "elligator2.h"
// Returns 1 if a is equal to b, 0 otherwise. // Returns 1 if a equals b, returns 0 otherwise.
static int curve25519_isequal(bignum25519 a, const bignum25519 b) { static int curve25519_isequal(bignum25519 a, const bignum25519 b) {
bignum25519 difference; bignum25519 difference;
curve25519_sub(difference, a, b); curve25519_sub(difference, a, b);
@ -33,7 +33,7 @@ static int curve25519_isequal(bignum25519 a, const bignum25519 b) {
return result; return result;
} }
// Sets out to a if c is 1, or b if c is 0. // Sets out to a if c equals 1, sets out to b if c equals 0.
static void curve25519_cmov(bignum25519 out, const bignum25519 a, static void curve25519_cmov(bignum25519 out, const bignum25519 a,
const bignum25519 b, uint32_t c) { const bignum25519 b, uint32_t c) {
assert((int)(c == 1) | (int)(c == 0)); assert((int)(c == 1) | (int)(c == 0));