Implement the session key exchange

1 files changed, 8 insertions, 1 deletions

diff --git a/include/axolotl/account.hh b/include/axolotl/account.hh
index 5edb799..dd9c819 100644
--- a/include/axolotl/account.hh
+++ b/include/axolotl/account.hh
@@ -2,6 +2,8 @@
 #define AXOLOTL_ACCOUNT_HH_
 
 #include "axolotl/list.hh"
+#include "axolotl/crypto.hh"
+#include "axolotl/error.hh"
 
 #include <cstdint>
 
@@ -25,16 +27,21 @@ struct Account {
     LocalKey identity_key;
     LocalKey last_resort_one_time_key;
     List<LocalKey, MAX_ONE_TIME_KEYS> one_time_keys;
+    ErrorCode last_error;
 
     /** Number of random bytes needed to create a new account */
     std::size_t new_account_random_length();
 
     /** Create a new account. Returns NOT_ENOUGH_RANDOM if the number of random
      * bytes is too small. */
-    ErrorCode new_account(
+    std::size_t new_account(
         uint8_t const * random, std::size_t random_length
     );
 
+    LocalKey const * lookup_key(
+        std::uint32_t id
+    );
+
     /** The number of bytes needed to persist this account. */
     std::size_t pickle_length();