frost/secp256k1-zkp
3
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

group: add gej_eq_var

Browse Source
This commit is contained in:
Jonas Nick
2022-12-05 12:45:13 +00:00
parent 37ba744f5b
commit caa0ad631e
4 changed files with 37 additions and 34 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
src/group_impl.h
View File

@@ -236,6 +236,13 @@ static void secp256k1_gej_set_ge(secp256k1_gej *r, const secp256k1_ge *a) {
secp256k1_fe_set_int(&r->z, 1);
}
static int secp256k1_gej_eq_var(const secp256k1_gej *a, const secp256k1_gej *b) {
secp256k1_gej tmp;
secp256k1_gej_neg(&tmp, a);
secp256k1_gej_add_var(&tmp, &tmp, b, NULL);
return secp256k1_gej_is_infinity(&tmp);
}
static int secp256k1_gej_eq_x_var(const secp256k1_fe *x, const secp256k1_gej *a) {
secp256k1_fe r, r2;
VERIFY_CHECK(!a->infinity);