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

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(IDF-specific patch.)
This commit is contained in:
Angus Gratton
2017-09-06 15:06:57 +10:00
committed by Laukik Hase
parent 869298bffe
commit df0d3fc61e
2 changed files with 13 additions and 0 deletions
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include/mbedtls/bignum.h
+5
View File
@@ -109,6 +109,8 @@
#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.
*
@@ -1010,6 +1012,9 @@ 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
+8
View File
@@ -57,6 +57,8 @@
#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 ) \
@@ -1402,6 +1404,7 @@ mbedtls_mpi_uint mbedtls_mpi_core_mla( mbedtls_mpi_uint *d, size_t d_len,
return( c );
}
#if !defined(MBEDTLS_MPI_MUL_MPI_ALT)
/*
* Baseline multiplication: X = A * B (HAC 14.12)
*/
@@ -1496,6 +1499,7 @@ 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
@@ -1825,6 +1829,8 @@ 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)
*/
@@ -2198,6 +2204,7 @@ cleanup:
return( ret );
}
#endif
/*
* Greatest common divisor: G = gcd(A, B) (HAC 14.54)
@@ -2856,6 +2863,7 @@ cleanup:
}
#endif /* MBEDTLS_GENPRIME */
#endif /* MBEDTLS_BIGNUM_ALT */
#if defined(MBEDTLS_SELF_TEST)