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Tidy up, remove MPI_CORE(), and apply the naming convention

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Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
This commit is contained in:
Tom Cosgrove 2022-08-25 08:39:07 +01:00
parent d9b2348d8f
commit f7ff4c9a11
2 changed files with 19 additions and 19 deletions
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17
library/bignum_core.c
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@ -590,16 +590,17 @@ cleanup:
/* BEGIN MERGE SLOT 3 */
mbedtls_mpi_uint MPI_CORE(sub_int)( mbedtls_mpi_uint *d,
const mbedtls_mpi_uint *l,
mbedtls_mpi_uint c, size_t n )
mbedtls_mpi_uint mbedtls_mpi_core_sub_int( mbedtls_mpi_uint *X,
const mbedtls_mpi_uint *A,
mbedtls_mpi_uint c, /* doubles as carry */
size_t limbs )
{
for( size_t i = 0; i < n; i++ )
for( size_t i = 0; i < limbs; i++ )
{
mbedtls_mpi_uint s, t;
s = l[i];
t = s - c; c = ( t > s );
d[i] = t;
mbedtls_mpi_uint s = A[i];
mbedtls_mpi_uint t = s - c;
c = ( t > s );
X[i] = t;
}
return( c );

21
library/bignum_core.h
View file

@ -504,23 +504,22 @@ int mbedtls_mpi_core_fill_random( mbedtls_mpi_uint *X, size_t X_limbs,
/* BEGIN MERGE SLOT 3 */
#define MPI_CORE(func) mbedtls_mpi_core_ ## func ## _minimal
/**
* \brief Subtract unsigned integer from known-size large unsigned integers.
* Return the borrow.
*
* \param[out] d The result of the subtraction.
* \param[in] l The left operand.
* \param[in] r The unsigned scalar to subtract.
* \param n Number of limbs of \p d and \p l.
* \param[out] X The result of the subtraction.
* \param[in] A The left operand.
* \param b The unsigned scalar to subtract.
* \param limbs Number of limbs of \p X and \p A.
*
* \return 1 if `l < r`.
* 0 if `l >= r`.
* \return 1 if `A < b`.
* 0 if `A >= b`.
*/
mbedtls_mpi_uint MPI_CORE(sub_int)( mbedtls_mpi_uint *d,
const mbedtls_mpi_uint *l,
mbedtls_mpi_uint r, size_t n );
mbedtls_mpi_uint mbedtls_mpi_core_sub_int( mbedtls_mpi_uint *X,
const mbedtls_mpi_uint *A,
mbedtls_mpi_uint b,
size_t limbs );
/* END MERGE SLOT 3 */