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curve448: Integrate 64-bit reference implementation

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Signed-off-by: Amitay Isaacs <amitay@ozlabs.org>

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/14784)
This commit is contained in:
Amitay Isaacs 2021-01-19 14:14:25 +11:00 committed by Matt Caswell
parent a72da9eceb
commit 27947123c9
4 changed files with 21 additions and 5 deletions
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8
crypto/ec/build.info
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@ -48,10 +48,16 @@ $COMMON=ec_lib.c ecp_smpl.c ecp_mont.c ecp_nist.c ec_cvt.c ec_mult.c \
ec2_smpl.c ec_deprecated.c \
ecp_oct.c ec2_oct.c ec_oct.c ec_kmeth.c ecdh_ossl.c \
ecdsa_ossl.c ecdsa_sign.c ecdsa_vrf.c curve25519.c \
curve448/arch_32/f_impl.c curve448/f_generic.c curve448/scalar.c \
curve448/f_generic.c curve448/scalar.c \
curve448/curve448_tables.c curve448/eddsa.c curve448/curve448.c \
$ECASM ec_backend.c ecx_backend.c ecdh_kdf.c
IF[{- $config{'use_int128'} eq "1" -}]
$COMMON=$COMMON curve448/arch_64/f_impl.c
ELSE
$COMMON=$COMMON curve448/arch_32/f_impl.c
ENDIF
IF[{- !$disabled{'ec_nistp_64_gcc_128'} -}]
$COMMON=$COMMON ecp_nistp224.c ecp_nistp256.c ecp_nistp521.c ecp_nistputil.c
ENDIF

2
crypto/ec/curve448/arch_64/f_impl.c
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@ -10,7 +10,7 @@
* Originally written by Mike Hamburg
*/
#include "field.h"
#include "../field.h"
void gf_mul(gf_s * RESTRICT cs, const gf as, const gf bs)
{

9
crypto/ec/curve448/field.h
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@ -66,10 +66,15 @@ void gf_serialize(uint8_t *serial, const gf x, int with_highbit);
mask_t gf_deserialize(gf x, const uint8_t serial[SER_BYTES], int with_hibit,
uint8_t hi_nmask);
# include "arch_32/f_impl.h" /* Bring in the inline implementations */
# define LIMBPERM(i) (i)
# define LIMB_MASK(i) (((1)<<LIMB_PLACE_VALUE(i))-1)
# if (ARCH_WORD_BITS == 32)
# include "arch_32/f_impl.h" /* Bring in the inline implementations */
# define LIMB_MASK(i) (((1)<<LIMB_PLACE_VALUE(i))-1)
# elif (ARCH_WORD_BITS == 64)
# include "arch_64/f_impl.h" /* Bring in the inline implementations */
# define LIMB_MASK(i) (((1ULL)<<LIMB_PLACE_VALUE(i))-1)
# endif
static const gf ZERO = {{{0}}}, ONE = {{{1}}};

7
crypto/ec/curve448/word.h
View File

@ -17,9 +17,14 @@
# include <assert.h>
# include <stdlib.h>
# include <openssl/e_os2.h>
# include "arch_32/arch_intrinsics.h"
# include "curve448utils.h"
# ifdef INT128_MAX
# include "arch_64/arch_intrinsics.h"
# else
# include "arch_32/arch_intrinsics.h"
# endif
# if (ARCH_WORD_BITS == 64)
typedef uint64_t word_t, mask_t;
typedef uint128_t dword_t;