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Remove not-needed mbedtls_ct_mpi_uint_cond_assign

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Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
This commit is contained in:
Dave Rodgman
2023-05-17 15:13:14 +01:00
parent fd7fab4073
commit 231a516682
3 changed files with 5 additions and 52 deletions
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21
library/constant_time_internal.h
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@@ -147,27 +147,6 @@ unsigned mbedtls_ct_uint_if(unsigned condition,
unsigned if1,
unsigned if0);
#if defined(MBEDTLS_BIGNUM_C)
/** Conditionally assign a value without branches.
*
* This is equivalent to `if ( condition ) dest = src`, but is likely
* to be compiled to code using bitwise operation rather than a branch.
*
* \param n \p dest and \p src must be arrays of limbs of size n.
* \param dest The MPI to conditionally assign to. This must point
* to an initialized MPI.
* \param src The MPI to be assigned from. This must point to an
* initialized MPI.
* \param condition Condition to test, must be 0 or 1.
*/
void mbedtls_ct_mpi_uint_cond_assign(size_t n,
mbedtls_mpi_uint *dest,
const mbedtls_mpi_uint *src,
unsigned char condition);
#endif /* MBEDTLS_BIGNUM_C */
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_MAC)
/** Conditional memcpy without branches.