diff options
Diffstat (limited to 'crypto/ec/curve448/point_448.h')
| -rw-r--r-- | crypto/ec/curve448/point_448.h | 67 |
1 files changed, 41 insertions, 26 deletions
diff --git a/crypto/ec/curve448/point_448.h b/crypto/ec/curve448/point_448.h index 9f09aea13f..c48872c873 100644 --- a/crypto/ec/curve448/point_448.h +++ b/crypto/ec/curve448/point_448.h @@ -69,17 +69,17 @@ typedef struct curve448_scalar_s { } curve448_scalar_t[1]; /* A scalar equal to 1. */ -extern const curve448_scalar_t curve448_scalar_one; +extern const curve448_scalar_t ossl_curve448_scalar_one; /* A scalar equal to 0. */ -extern const curve448_scalar_t curve448_scalar_zero; +extern const curve448_scalar_t ossl_curve448_scalar_zero; /* The identity point on the curve. */ -extern const curve448_point_t curve448_point_identity; +extern const curve448_point_t ossl_curve448_point_identity; /* Precomputed table for the base point on the curve. */ -extern const struct curve448_precomputed_s *curve448_precomputed_base; -extern const niels_t *curve448_wnaf_base; +extern const struct curve448_precomputed_s *ossl_curve448_precomputed_base; +extern const niels_t *ossl_curve448_wnaf_base; /* * Read a scalar from wire format or from bytes. @@ -92,8 +92,9 @@ extern const niels_t *curve448_wnaf_base; * C448_FAILURE: The scalar was greater than the modulus, and has been reduced * modulo that modulus. */ -c448_error_t curve448_scalar_decode(curve448_scalar_t out, - const unsigned char ser[C448_SCALAR_BYTES]); +c448_error_t +ossl_curve448_scalar_decode(curve448_scalar_t out, + const unsigned char ser[C448_SCALAR_BYTES]); /* * Read a scalar from wire format or from bytes. Reduces mod scalar prime. @@ -102,7 +103,8 @@ c448_error_t curve448_scalar_decode(curve448_scalar_t out, * ser_len (in): Length of serialized form. * out (out): Deserialized form. */ -void curve448_scalar_decode_long(curve448_scalar_t out, +void +ossl_curve448_scalar_decode_long(curve448_scalar_t out, const unsigned char *ser, size_t ser_len); /* @@ -111,7 +113,8 @@ void curve448_scalar_decode_long(curve448_scalar_t out, * ser (out): Serialized form of a scalar. * s (in): Deserialized scalar. */ -void curve448_scalar_encode(unsigned char ser[C448_SCALAR_BYTES], +void +ossl_curve448_scalar_encode(unsigned char ser[C448_SCALAR_BYTES], const curve448_scalar_t s); /* @@ -121,7 +124,8 @@ void curve448_scalar_encode(unsigned char ser[C448_SCALAR_BYTES], * b (in): Another scalar. * out (out): a+b. */ -void curve448_scalar_add(curve448_scalar_t out, +void +ossl_curve448_scalar_add(curve448_scalar_t out, const curve448_scalar_t a, const curve448_scalar_t b); /* @@ -130,7 +134,8 @@ void curve448_scalar_add(curve448_scalar_t out, * b (in): Another scalar. * out (out): a-b. */ -void curve448_scalar_sub(curve448_scalar_t out, +void +ossl_curve448_scalar_sub(curve448_scalar_t out, const curve448_scalar_t a, const curve448_scalar_t b); /* @@ -140,7 +145,8 @@ void curve448_scalar_sub(curve448_scalar_t out, * b (in): Another scalar. * out (out): a*b. */ -void curve448_scalar_mul(curve448_scalar_t out, +void +ossl_curve448_scalar_mul(curve448_scalar_t out, const curve448_scalar_t a, const curve448_scalar_t b); /* @@ -149,7 +155,8 @@ void curve448_scalar_mul(curve448_scalar_t out, * a (in): A scalar. * out (out): a/2. */ -void curve448_scalar_halve(curve448_scalar_t out, const curve448_scalar_t a); +void +ossl_curve448_scalar_halve(curve448_scalar_t out, const curve448_scalar_t a); /* * Copy a scalar. The scalars may alias each other, in which case this @@ -188,8 +195,9 @@ static ossl_inline void curve448_point_copy(curve448_point_t a, * C448_TRUE: The points are equal. * C448_FALSE: The points are not equal. */ -__owur c448_bool_t curve448_point_eq(const curve448_point_t a, - const curve448_point_t b); +__owur c448_bool_t +ossl_curve448_point_eq(const curve448_point_t a, + const curve448_point_t b); /* * Double a point. Equivalent to curve448_point_add(two_a,a,a), but potentially @@ -198,7 +206,8 @@ __owur c448_bool_t curve448_point_eq(const curve448_point_t a, * two_a (out): The sum a+a. * a (in): A point. */ -void curve448_point_double(curve448_point_t two_a, const curve448_point_t a); +void +ossl_curve448_point_double(curve448_point_t two_a, const curve448_point_t a); /* * RFC 7748 Diffie-Hellman scalarmul. This function uses a different @@ -213,9 +222,10 @@ void curve448_point_double(curve448_point_t two_a, const curve448_point_t a); * C448_FAILURE: The scalarmul didn't succeed, because the base point is in a * small subgroup. */ -__owur c448_error_t x448_int(uint8_t out[X448_PUBLIC_BYTES], - const uint8_t base[X448_PUBLIC_BYTES], - const uint8_t scalar[X448_PRIVATE_BYTES]); +__owur c448_error_t +ossl_x448_int(uint8_t out[X448_PUBLIC_BYTES], + const uint8_t base[X448_PUBLIC_BYTES], + const uint8_t scalar[X448_PRIVATE_BYTES]); /* * Multiply a point by X448_ENCODE_RATIO, then encode it like RFC 7748. @@ -236,7 +246,8 @@ __owur c448_error_t x448_int(uint8_t out[X448_PUBLIC_BYTES], * out (out): The scaled and encoded point. * p (in): The point to be scaled and encoded. */ -void curve448_point_mul_by_ratio_and_encode_like_x448( +void +ossl_curve448_point_mul_by_ratio_and_encode_like_x448( uint8_t out[X448_PUBLIC_BYTES], const curve448_point_t p); @@ -247,7 +258,8 @@ void curve448_point_mul_by_ratio_and_encode_like_x448( * out (out): The scaled point base*scalar * scalar (in): The scalar to multiply by. */ -void x448_derive_public_key(uint8_t out[X448_PUBLIC_BYTES], +void +ossl_x448_derive_public_key(uint8_t out[X448_PUBLIC_BYTES], const uint8_t scalar[X448_PRIVATE_BYTES]); /* @@ -257,7 +269,8 @@ void x448_derive_public_key(uint8_t out[X448_PUBLIC_BYTES], * base (in): The point to be scaled. * scalar (in): The scalar to multiply by. */ -void curve448_precomputed_scalarmul(curve448_point_t scaled, +void +ossl_curve448_precomputed_scalarmul(curve448_point_t scaled, const curve448_precomputed_s * base, const curve448_scalar_t scalar); @@ -276,7 +289,8 @@ void curve448_precomputed_scalarmul(curve448_point_t scaled, * Warning: This function takes variable time, and may leak the scalars used. * It is designed for signature verification. */ -void curve448_base_double_scalarmul_non_secret(curve448_point_t combo, +void +ossl_curve448_base_double_scalarmul_non_secret(curve448_point_t combo, const curve448_scalar_t scalar1, const curve448_point_t base2, const curve448_scalar_t scalar2); @@ -290,12 +304,13 @@ void curve448_base_double_scalarmul_non_secret(curve448_point_t combo, * C448_TRUE The point is valid. * C448_FALSE The point is invalid. */ -__owur c448_bool_t curve448_point_valid(const curve448_point_t to_test); +__owur c448_bool_t +ossl_curve448_point_valid(const curve448_point_t to_test); /* Overwrite scalar with zeros. */ -void curve448_scalar_destroy(curve448_scalar_t scalar); +void ossl_curve448_scalar_destroy(curve448_scalar_t scalar); /* Overwrite point with zeros. */ -void curve448_point_destroy(curve448_point_t point); +void ossl_curve448_point_destroy(curve448_point_t point); #endif /* OSSL_CRYPTO_EC_CURVE448_POINT_448_H */ |