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Tighten group magnitude limits

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- adjust test methods that randomize magnitudes

Co-authored-by: Sebastian Falbesoner <sebastian.falbesoner@gmail.com>
Co-authored-by: Jonas Nick <jonasd.nick@gmail.com>
This commit is contained in:
Peter Dettman
2021-12-05 17:59:33 +07:00
committed by Sebastian Falbesoner
parent 173e8d061a
commit c83afa66e0
2 changed files with 43 additions and 19 deletions
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10
src/group.h
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@@ -46,11 +46,11 @@ typedef struct {
/** Maximum allowed magnitudes for group element coordinates
* in affine (x, y) and jacobian (x, y, z) representation. */
#define SECP256K1_GE_X_MAGNITUDE_MAX 8
#define SECP256K1_GE_Y_MAGNITUDE_MAX 8
#define SECP256K1_GEJ_X_MAGNITUDE_MAX 8
#define SECP256K1_GEJ_Y_MAGNITUDE_MAX 8
#define SECP256K1_GEJ_Z_MAGNITUDE_MAX 8
#define SECP256K1_GE_X_MAGNITUDE_MAX 4
#define SECP256K1_GE_Y_MAGNITUDE_MAX 3
#define SECP256K1_GEJ_X_MAGNITUDE_MAX 4
#define SECP256K1_GEJ_Y_MAGNITUDE_MAX 4
#define SECP256K1_GEJ_Z_MAGNITUDE_MAX 1
/** Set a group element equal to the point with given X and Y coordinates */
static void secp256k1_ge_set_xy(secp256k1_ge *r, const secp256k1_fe *x, const secp256k1_fe *y);