ssl_cache: Add descriptions of returns of cache accessors
Add descriptions of the return values of mbedtls_ssl_cache_get
and mbedtls_ssl_cache_set.
Signed-off-by: Pengyu Lv <pengyu.lv@arm.com>
diff --git a/include/mbedtls/ssl_cache.h b/include/mbedtls/ssl_cache.h
index 00891bc..9b7d8e6 100644
--- a/include/mbedtls/ssl_cache.h
+++ b/include/mbedtls/ssl_cache.h
@@ -102,6 +102,9 @@
* \param session_id_len The length of \p session_id in bytes.
* \param session The address at which to store the session
* associated with \p session_id, if present.
+ *
+ * \return \c 0 on success.
+ * \return A negative error code on failure.
*/
int mbedtls_ssl_cache_get(void *data,
unsigned char const *session_id,
@@ -117,6 +120,9 @@
* associated to \p session.
* \param session_id_len The length of \p session_id in bytes.
* \param session The session to store.
+ *
+ * \return \c 0 on success.
+ * \return A negative error code on failure.
*/
int mbedtls_ssl_cache_set(void *data,
unsigned char const *session_id,