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ed25519_cosi: small changes to code style

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Pavol Rusnak 2017-04-02 01:28:18 +02:00
parent d3d88591d0
commit b666039f66
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GPG Key ID: 91F3B339B9A02A3D
2 changed files with 10 additions and 8 deletions
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12
ed25519-donna/ed25519.c
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@ -55,16 +55,19 @@ ed25519_cosi_combine_publickeys(ed25519_public_key res, const ed25519_public_key
memcpy(res, pks, sizeof(ed25519_public_key)); memcpy(res, pks, sizeof(ed25519_public_key));
return 0; return 0;
} }
if (!ge25519_unpack_negative_vartime(&P, pks[i++])) if (!ge25519_unpack_negative_vartime(&P, pks[i++])) {
return -1; return -1;
}
ge25519_full_to_pniels(&sump, &P); ge25519_full_to_pniels(&sump, &P);
while (i < n - 1) { while (i < n - 1) {
if (!ge25519_unpack_negative_vartime(&P, pks[i++])) if (!ge25519_unpack_negative_vartime(&P, pks[i++])) {
return -1; return -1;
}
ge25519_pnielsadd(&sump, &P, &sump); ge25519_pnielsadd(&sump, &P, &sump);
} }
if (!ge25519_unpack_negative_vartime(&P, pks[i++])) if (!ge25519_unpack_negative_vartime(&P, pks[i++])) {
return -1; return -1;
}
ge25519_pnielsadd_p1p1(&sump1, &P, &sump, 0); ge25519_pnielsadd_p1p1(&sump1, &P, &sump, 0);
ge25519_p1p1_to_partial(&P, &sump1); ge25519_p1p1_to_partial(&P, &sump1);
curve25519_neg(P.x, P.x); curve25519_neg(P.x, P.x);
@ -75,9 +78,8 @@ ed25519_cosi_combine_publickeys(ed25519_public_key res, const ed25519_public_key
void void
ed25519_cosi_combine_signatures(ed25519_signature res, const ed25519_public_key R, const ed25519_cosi_signature *sigs, size_t n) { ed25519_cosi_combine_signatures(ed25519_signature res, const ed25519_public_key R, const ed25519_cosi_signature *sigs, size_t n) {
bignum256modm s, t; bignum256modm s, t;
size_t i; size_t i = 0;
i = 0;
expand256_modm(s, sigs[i++], 32); expand256_modm(s, sigs[i++], 32);
while (i < n) { while (i < n) {
expand256_modm(t, sigs[i++], 32); expand256_modm(t, sigs[i++], 32);

4
tests.c
View File

@ -2651,13 +2651,13 @@ START_TEST(test_ed25519) {
END_TEST END_TEST
START_TEST(test_ed25519_cosi) { START_TEST(test_ed25519_cosi) {
int MAXN=10; const int MAXN = 10;
ed25519_secret_key keys[MAXN]; ed25519_secret_key keys[MAXN];
ed25519_public_key pubkeys[MAXN]; ed25519_public_key pubkeys[MAXN];
ed25519_secret_key nonces[MAXN]; ed25519_secret_key nonces[MAXN];
ed25519_public_key Rs[MAXN]; ed25519_public_key Rs[MAXN];
ed25519_cosi_signature sigs[MAXN]; ed25519_cosi_signature sigs[MAXN];
unsigned char msg[32]; uint8_t msg[32];
rfc6979_state rng; rfc6979_state rng;
int res; int res;