Additional fixes per comments in PR#92 in psa-crypto
diff --git a/include/psa/crypto_driver.h b/include/psa/crypto_driver.h
index 19f5ada..d2008b7 100644
--- a/include/psa/crypto_driver.h
+++ b/include/psa/crypto_driver.h
@@ -41,6 +41,9 @@
typedef uint32_t psa_key_type_t;
typedef uint32_t psa_key_usage_t;
+#define PSA_CRYPTO_DRIVER_ENCRYPT 1
+#define PSA_CRYPTO_DRIVER_DECRYPT 0
+
/** \defgroup opaque_mac Opaque Message Authentication Code
* Generation and authentication of Message Authentication Codes (MACs) using
* opaque keys can be done either as a single function call (via the
@@ -1439,7 +1442,7 @@
*/
typedef psa_status_t (*pcd_entropy_init_t)(pcd_entropy_context_t *p_context);
-/** \brief Get a specified number of bytes from the entropy source
+/** \brief Get a specified number of bits from the entropy source
*
* It retrives `buffer_size` bytes of data from the entropy source. The entropy
* source will always fill the provided buffer to its full size, however, most
@@ -1458,17 +1461,17 @@
* containing any context information
* for the implementation
* \param[out] p_buffer A caller-allocated buffer for the
- * retrieved bytes to be placed in
+ * retrieved entropy to be placed in
* \param[in] buffer_size The allocated size of `p_buffer`
- * \param[out] p_received_entropy_bytes The amount of entropy (in bytes)
+ * \param[out] p_received_entropy_bits The amount of entropy (in bits)
* actually provided in `p_buffer`
*
* \retval PSA_SUCCESS
*/
-typedef psa_status_t (*pcd_entropy_get_bytes_t)(pcd_entropy_context_t *p_context,
- uint8_t *p_buffer,
- uint32_t buffer_size,
- uint32_t *p_received_entropy_bytes);
+typedef psa_status_t (*pcd_entropy_get_bits_t)(pcd_entropy_context_t *p_context,
+ uint8_t *p_buffer,
+ uint32_t buffer_size,
+ uint32_t *p_received_entropy_bits);
/**
* \brief A struct containing all of the function pointers needed to interface
@@ -1482,9 +1485,9 @@
struct pcd_entropy_t {
/** Function that performs initialization for the entropy source */
pcd_entropy_init_t *p_init;
- /** Function that performs the get_bytes operation for the entropy source
+ /** Function that performs the get_bits operation for the entropy source
*/
- pcd_entropy_get_bytes_t *p_get_bytes;
+ pcd_entropy_get_bits_t *p_get_bits;
};
/**@}*/