X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=src%2Fmeshlink.h;h=c8c471847f48b0bbb031185413fbac665e4a2eed;hb=1442d234fb6681e32b10348a6c7b226c11629203;hp=96f2d183e222e0163a796a38d6056a85d3cf191a;hpb=1622803438b8c4bfff50bedfae6cd809e27fa075;p=meshlink

diff --git a/src/meshlink.h b/src/meshlink.h
index 96f2d183..c8c47184 100644
--- a/src/meshlink.h
+++ b/src/meshlink.h
@@ -1176,6 +1176,19 @@ extern void meshlink_hint_address(meshlink_handle_t *mesh, meshlink_node_t *node
  */
 extern void meshlink_enable_discovery(meshlink_handle_t *mesh, bool enable);
 
+/// Performs key rotation for an encrypted storage
+
+/** This rotates the (master) key for an encrypted storage and discards the old key
+ *  if the call succeeded. This is an atomic call.
+ *
+ *  @param mesh     A handle which represents an instance of MeshLink.
+ *  @param key      A pointer to the new key used to encrypt storage.
+ *  @param keylen   The length of the new key in bytes.
+ *
+ *  @return         This function returns true if the key rotation for the encrypted storage succeeds, false otherwise.
+ */
+extern bool meshlink_encrypted_key_rotate(meshlink_handle_t *mesh, const char *new_key, size_t new_keylen);
+
 #ifdef __cplusplus
 }
 #endif