Move mbedtls_cf_size_bool_eq function to the constant-time module
There were multiple functions called mbedtls_cf_size_bool_eq. They had exactly
the same behavior, so move the one in bignum.c and remove the other.
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
diff --git a/library/constant_time.h b/library/constant_time.h
index 8e8992d..50108d7 100644
--- a/library/constant_time.h
+++ b/library/constant_time.h
@@ -37,3 +37,5 @@
size_t mbedtls_cf_size_mask_lt( size_t x, size_t y );
size_t mbedtls_cf_size_mask_ge( size_t x, size_t y );
+
+size_t mbedtls_cf_size_bool_eq( size_t x, size_t y );