Make mbedtls_mpi_core_ct_uint_table_lookup static

Now that we have a function that calls
mbedtls_mpi_core_ct_uint_table_lookup(), the compiler won't complain if
we make it static.

Signed-off-by: Janos Follath <janos.follath@arm.com>

library/bignum_core.c

@@ -540,6 +540,7 @@ cleanup:
     return( ret );
 }
 
+MBEDTLS_STATIC_TESTABLE
 void mbedtls_mpi_core_ct_uint_table_lookup( mbedtls_mpi_uint *dest,
                                             const mbedtls_mpi_uint *table,
                                             size_t limbs,

library/bignum_core.h

@@ -452,6 +452,7 @@ void mbedtls_mpi_core_montmul( mbedtls_mpi_uint *X,
 int mbedtls_mpi_core_get_mont_r2_unsafe( mbedtls_mpi *X,
                                          const mbedtls_mpi *N );
 
+#if defined(MBEDTLS_TEST_HOOKS)
 /**
  * Copy an MPI from a table without leaking the index.
  *
@@ -469,6 +470,7 @@ void mbedtls_mpi_core_ct_uint_table_lookup( mbedtls_mpi_uint *dest,
                                             size_t limbs,
                                             size_t count,
                                             size_t index );
+#endif /* MBEDTLS_TEST_HOOKS */
 
 /**
  * \brief          Fill an integer with a number of random bytes.

tests/suites/test_suite_bignum_core.function

@@ -935,7 +935,7 @@ exit:
 }
 /* END_CASE */
 
-/* BEGIN_CASE */
+/* BEGIN_CASE depends_on:MBEDTLS_TEST_HOOKS */
 void mpi_core_ct_uint_table_lookup( int bitlen, int window_size )
 {
     size_t limbs = BITS_TO_LIMBS( bitlen );