Remove domain parameters from the public API
Only leave deprecated, minimal non-linkable functions.
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/include/psa/crypto_compat.h b/include/psa/crypto_compat.h
index f896fae..2a226c0 100644
--- a/include/psa/crypto_compat.h
+++ b/include/psa/crypto_compat.h
@@ -146,6 +146,83 @@
*/
psa_status_t psa_close_key(psa_key_handle_t handle);
+/** \addtogroup attributes
+ * @{
+ */
+
+#if !defined(MBEDTLS_DEPRECATED_REMOVED)
+/** Custom Diffie-Hellman group.
+ *
+ * Mbed TLS does not support custom DH groups.
+ *
+ * \deprecated This value is not useful, so this macro will be removed in
+ * a future version of the library.
+ */
+#define PSA_DH_FAMILY_CUSTOM \
+ ((psa_dh_family_t) MBEDTLS_DEPRECATED_NUMERIC_CONSTANT(0x7e))
+
+/**
+ * \brief Set domain parameters for a key.
+ *
+ * \deprecated Mbed TLS no longer supports any domain parameters.
+ * This function only does the equivalent of
+ * psa_set_key_type() and will be removed in a future version
+ * of the library.
+ *
+ * \param[in,out] attributes Attribute structure where \p type will be set.
+ * \param type Key type (a \c PSA_KEY_TYPE_XXX value).
+ * \param[in] data Ignored.
+ * \param data_length Must be 0.
+ *
+ * \retval #PSA_SUCCESS \emptydescription
+ * \retval #PSA_ERROR_NOT_SUPPORTED \emptydescription
+ */
+static inline psa_status_t MBEDTLS_DEPRECATED psa_set_key_domain_parameters(
+ psa_key_attributes_t *attributes,
+ psa_key_type_t type, const uint8_t *data, size_t data_length)
+{
+ (void) data;
+ if (data_length != 0) {
+ return PSA_ERROR_NOT_SUPPORTED;
+ }
+ psa_set_key_type(attributes, type);
+ return PSA_SUCCESS;
+}
+
+/**
+ * \brief Get domain parameters for a key.
+ *
+ * \deprecated Mbed TLS no longer supports any domain parameters.
+ * This function alwaya has an empty output and will be
+ * removed in a future version of the library.
+
+ * \param[in] attributes Ignored.
+ * \param[out] data Ignored.
+ * \param data_size Ignored.
+ * \param[out] data_length Set to 0.
+ *
+ * \retval #PSA_SUCCESS \emptydescription
+ */
+static inline psa_status_t MBEDTLS_DEPRECATED psa_get_key_domain_parameters(
+ const psa_key_attributes_t *attributes,
+ uint8_t *data, size_t data_size, size_t *data_length)
+{
+ (void) attributes;
+ (void) data;
+ (void) data_size;
+ *data_length = 0;
+ return PSA_SUCCESS;
+}
+
+/** Safe output buffer size for psa_get_key_domain_parameters().
+ *
+ */
+#define PSA_KEY_DOMAIN_PARAMETERS_SIZE(key_type, key_bits) \
+ MBEDTLS_DEPRECATED_NUMERIC_CONSTANT(1u)
+#endif /* MBEDTLS_DEPRECATED_REMOVED */
+
+/**@}*/
+
#ifdef __cplusplus
}
#endif