diff options
Diffstat (limited to 'src/secp256k1/src/field.h')
| -rw-r--r-- | src/secp256k1/src/field.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/secp256k1/src/field.h b/src/secp256k1/src/field.h index 2d52af5e36..c5ba074244 100644 --- a/src/secp256k1/src/field.h +++ b/src/secp256k1/src/field.h @@ -57,6 +57,9 @@ static int secp256k1_fe_is_zero(const secp256k1_fe *a); static int secp256k1_fe_is_odd(const secp256k1_fe *a); /** Compare two field elements. Requires magnitude-1 inputs. */ +static int secp256k1_fe_equal(const secp256k1_fe *a, const secp256k1_fe *b); + +/** Same as secp256k1_fe_equal, but may be variable time. */ static int secp256k1_fe_equal_var(const secp256k1_fe *a, const secp256k1_fe *b); /** Compare two field elements. Requires both inputs to be normalized */ @@ -92,7 +95,10 @@ static void secp256k1_fe_sqr(secp256k1_fe *r, const secp256k1_fe *a); * The input's magnitude can be at most 8. The output magnitude is 1 (but not * guaranteed to be normalized). The result in r will always be a square * itself. */ -static int secp256k1_fe_sqrt_var(secp256k1_fe *r, const secp256k1_fe *a); +static int secp256k1_fe_sqrt(secp256k1_fe *r, const secp256k1_fe *a); + +/** Checks whether a field element is a quadratic residue. */ +static int secp256k1_fe_is_quad_var(const secp256k1_fe *a); /** Sets a field element to be the (modular) inverse of another. Requires the input's magnitude to be * at most 8. The output magnitude is 1 (but not guaranteed to be normalized). */ |