espressif/mbedtls
1
0
Fork 0
mirror of https://github.com/espressif/mbedtls.git synced 2026-09-14 14:29:55 +00:00
Code Issues Packages Projects Releases Wiki Activity

mbedtls: Re-apply MBEDTLS_BIGNUM_ALT & related macros for custom bignum functions

Browse Source 
(IDF-specific patch.)
This commit is contained in:
Angus Gratton
2021-12-28 16:04:33 +05:30
committed by Laukik Hase
parent 8b3f26a5ac
commit f268e6be10
2 changed files with 18 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/mbedtls/bignum.h
+5
View File
@@ -112,6 +112,8 @@
#define MBEDTLS_LN_2_DIV_LN_10_SCALE100 332
#define MBEDTLS_MPI_RW_BUFFER_SIZE ( ((MBEDTLS_MPI_MAX_BITS_SCALE100 + MBEDTLS_LN_2_DIV_LN_10_SCALE100 - 1) / MBEDTLS_LN_2_DIV_LN_10_SCALE100) + 10 + 6 )
#if !defined(MBEDTLS_BIGNUM_ALT)
/*
* Define the base integer type, architecture-wise.
*
@@ -1044,6 +1046,9 @@ typedef enum {
int mbedtls_mpi_gen_prime( mbedtls_mpi *X, size_t nbits, int flags,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng );
#else /* MBEDTLS_BIGNUM_ALT */
#include "bignum_alt.h"
#endif /* MBEDTLS_BIGNUM_ALT */
#if defined(MBEDTLS_SELF_TEST)
library/bignum.c
+13
View File
@@ -56,6 +56,8 @@
#define mbedtls_free free
#endif
#if !defined(MBEDTLS_BIGNUM_ALT)
#define MPI_VALIDATE_RET( cond ) \
MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_MPI_BAD_INPUT_DATA )
#define MPI_VALIDATE( cond ) \
@@ -1363,6 +1365,8 @@ int mbedtls_mpi_sub_int( mbedtls_mpi *X, const mbedtls_mpi *A, mbedtls_mpi_sint
return( mbedtls_mpi_sub_mpi( X, A, &B ) );
}
#if !defined(MBEDTLS_MPI_MUL_MPI_ALT) || !defined(MBEDTLS_MPI_EXP_MOD_ALT)
/** Helper for mbedtls_mpi multiplication.
*
* Add \p b * \p s to \p d.
@@ -1387,6 +1391,7 @@ static
*/
__attribute__ ((noinline))
#endif
void mpi_mul_hlp( size_t i,
const mbedtls_mpi_uint *s,
mbedtls_mpi_uint *d,
@@ -1451,6 +1456,9 @@ void mpi_mul_hlp( size_t i,
}
}
#endif
#if !defined(MBEDTLS_MPI_MUL_MPI_ALT)
/*
* Baseline multiplication: X = A * B (HAC 14.12)
*/
@@ -1540,6 +1548,7 @@ int mbedtls_mpi_mul_int( mbedtls_mpi *X, const mbedtls_mpi *A, mbedtls_mpi_uint
cleanup:
return( ret );
}
#endif
/*
* Unsigned integer divide - double mbedtls_mpi_uint dividend, u1/u0, and
@@ -1869,6 +1878,8 @@ int mbedtls_mpi_mod_int( mbedtls_mpi_uint *r, const mbedtls_mpi *A, mbedtls_mpi_
return( 0 );
}
#if !defined(MBEDTLS_MPI_EXP_MOD_ALT)
/*
* Fast Montgomery initialization (thanks to Tom St Denis)
*/
@@ -2237,6 +2248,7 @@ cleanup:
return( ret );
}
#endif
/*
* Greatest common divisor: G = gcd(A, B) (HAC 14.54)
@@ -2915,6 +2927,7 @@ cleanup:
}
#endif /* MBEDTLS_GENPRIME */
#endif /* MBEDTLS_BIGNUM_ALT */
#if defined(MBEDTLS_SELF_TEST)