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Move mpi constant macros to bn_mul.h

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Signed-off-by: Janos Follath <janos.follath@arm.com>
This commit is contained in:
Janos Follath 2021-06-24 14:48:38 +01:00
parent 2f1d7f9deb
commit 8c70e815dd
3 changed files with 42 additions and 55 deletions
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40
library/bn_mul.h
View file

@ -44,6 +44,46 @@
#include "mbedtls/bignum.h"
/*
* Conversion macros for embedded constants:
* build lists of mbedtls_mpi_uint's from lists of unsigned char's grouped by 8, 4 or 2
*/
#if defined(MBEDTLS_HAVE_INT32)
#define BYTES_TO_T_UINT_4( a, b, c, d ) \
( (mbedtls_mpi_uint) (a) << 0 ) | \
( (mbedtls_mpi_uint) (b) << 8 ) | \
( (mbedtls_mpi_uint) (c) << 16 ) | \
( (mbedtls_mpi_uint) (d) << 24 )
#define BYTES_TO_T_UINT_2( a, b ) \
BYTES_TO_T_UINT_4( a, b, 0, 0 )
#define BYTES_TO_T_UINT_8( a, b, c, d, e, f, g, h ) \
BYTES_TO_T_UINT_4( a, b, c, d ), \
BYTES_TO_T_UINT_4( e, f, g, h )
#else /* 64-bits */
#define BYTES_TO_T_UINT_8( a, b, c, d, e, f, g, h ) \
( (mbedtls_mpi_uint) (a) << 0 ) | \
( (mbedtls_mpi_uint) (b) << 8 ) | \
( (mbedtls_mpi_uint) (c) << 16 ) | \
( (mbedtls_mpi_uint) (d) << 24 ) | \
( (mbedtls_mpi_uint) (e) << 32 ) | \
( (mbedtls_mpi_uint) (f) << 40 ) | \
( (mbedtls_mpi_uint) (g) << 48 ) | \
( (mbedtls_mpi_uint) (h) << 56 )
#define BYTES_TO_T_UINT_4( a, b, c, d ) \
BYTES_TO_T_UINT_8( a, b, c, d, 0, 0, 0, 0 )
#define BYTES_TO_T_UINT_2( a, b ) \
BYTES_TO_T_UINT_8( a, b, 0, 0, 0, 0, 0, 0 )
#endif /* bits in mbedtls_mpi_uint */
#if defined(MBEDTLS_HAVE_ASM)
#ifndef asm

17
library/ecp.c
View file

@ -77,6 +77,7 @@
#include "mbedtls/platform_util.h"
#include "mbedtls/error.h"
#include "bn_mul.h"
#include "ecp_invasive.h"
#include <string.h>
@ -2747,22 +2748,6 @@ int mbedtls_ecp_muladd( mbedtls_ecp_group *grp, mbedtls_ecp_point *R,
#if defined(MBEDTLS_ECP_MONTGOMERY_ENABLED)
#if defined(MBEDTLS_ECP_DP_CURVE25519_ENABLED)
/* Duplicated macros from ecp_curves.c */
#if defined(MBEDTLS_HAVE_INT32)
#define BYTES_TO_T_UINT_8( a, b, c, d, e, f, g, h ) \
BYTES_TO_T_UINT_4( a, b, c, d ), \
BYTES_TO_T_UINT_4( e, f, g, h )
#else /* 64-bits */
#define BYTES_TO_T_UINT_8( a, b, c, d, e, f, g, h ) \
( (mbedtls_mpi_uint) (a) << 0 ) | \
( (mbedtls_mpi_uint) (b) << 8 ) | \
( (mbedtls_mpi_uint) (c) << 16 ) | \
( (mbedtls_mpi_uint) (d) << 24 ) | \
( (mbedtls_mpi_uint) (e) << 32 ) | \
( (mbedtls_mpi_uint) (f) << 40 ) | \
( (mbedtls_mpi_uint) (g) << 48 ) | \
( (mbedtls_mpi_uint) (h) << 56 )
#endif /* bits in mbedtls_mpi_uint */
#define ECP_MPI_INIT(s, n, p) {s, (n), (mbedtls_mpi_uint *)(p)}
#define ECP_MPI_INIT_ARRAY(x) \
ECP_MPI_INIT(1, sizeof(x) / sizeof(mbedtls_mpi_uint), x)

40
library/ecp_curves.c
View file

@ -25,6 +25,7 @@
#include "mbedtls/platform_util.h"
#include "mbedtls/error.h"
#include "bn_mul.h"
#include "ecp_invasive.h"
#include <string.h>
@ -42,45 +43,6 @@
#define inline __inline
#endif
/*
* Conversion macros for embedded constants:
* build lists of mbedtls_mpi_uint's from lists of unsigned char's grouped by 8, 4 or 2
*/
#if defined(MBEDTLS_HAVE_INT32)
#define BYTES_TO_T_UINT_4( a, b, c, d ) \
( (mbedtls_mpi_uint) (a) << 0 ) | \
( (mbedtls_mpi_uint) (b) << 8 ) | \
( (mbedtls_mpi_uint) (c) << 16 ) | \
( (mbedtls_mpi_uint) (d) << 24 )
#define BYTES_TO_T_UINT_2( a, b ) \
BYTES_TO_T_UINT_4( a, b, 0, 0 )
#define BYTES_TO_T_UINT_8( a, b, c, d, e, f, g, h ) \
BYTES_TO_T_UINT_4( a, b, c, d ), \
BYTES_TO_T_UINT_4( e, f, g, h )
#else /* 64-bits */
#define BYTES_TO_T_UINT_8( a, b, c, d, e, f, g, h ) \
( (mbedtls_mpi_uint) (a) << 0 ) | \
( (mbedtls_mpi_uint) (b) << 8 ) | \
( (mbedtls_mpi_uint) (c) << 16 ) | \
( (mbedtls_mpi_uint) (d) << 24 ) | \
( (mbedtls_mpi_uint) (e) << 32 ) | \
( (mbedtls_mpi_uint) (f) << 40 ) | \
( (mbedtls_mpi_uint) (g) << 48 ) | \
( (mbedtls_mpi_uint) (h) << 56 )
#define BYTES_TO_T_UINT_4( a, b, c, d ) \
BYTES_TO_T_UINT_8( a, b, c, d, 0, 0, 0, 0 )
#define BYTES_TO_T_UINT_2( a, b ) \
BYTES_TO_T_UINT_8( a, b, 0, 0, 0, 0, 0, 0 )
#endif /* bits in mbedtls_mpi_uint */
#define ECP_MPI_INIT(s, n, p) {s, (n), (mbedtls_mpi_uint *)(p)}
#define ECP_MPI_INIT_ARRAY(x) \