Revert "Move Bignum macros to common header"
This reverts commit 62c5901f0a5061a8825e19c77f88c91fea235078.
Reverting commit due the macros are meant to be local and not following the
naming convention.
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
diff --git a/library/bignum.c b/library/bignum.c
index 391ff87..0e7b3ce 100644
--- a/library/bignum.c
+++ b/library/bignum.c
@@ -58,8 +58,24 @@
#define mbedtls_free free
#endif
+#define MPI_VALIDATE_RET( cond ) \
+ MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_MPI_BAD_INPUT_DATA )
+#define MPI_VALIDATE( cond ) \
+ MBEDTLS_INTERNAL_VALIDATE( cond )
+
+#define ciL (sizeof(mbedtls_mpi_uint)) /* chars in limb */
+#define biL (ciL << 3) /* bits in limb */
+#define biH (ciL << 2) /* half limb size */
+
#define MPI_SIZE_T_MAX ( (size_t) -1 ) /* SIZE_T_MAX is not standard */
+/*
+ * Convert between bits/chars and number of limbs
+ * Divide first in order to avoid potential overflows
+ */
+#define BITS_TO_LIMBS(i) ( (i) / biL + ( (i) % biL != 0 ) )
+#define CHARS_TO_LIMBS(i) ( (i) / ciL + ( (i) % ciL != 0 ) )
+
/* Implementation that should never be optimized out by the compiler */
static void mbedtls_mpi_zeroize( mbedtls_mpi_uint *v, size_t n )
{