1 files changed, 52 insertions, 0 deletions
diff --git a/tde2e/td/e2e/DecryptedKey.h b/tde2e/td/e2e/DecryptedKey.h
new file mode 100644
index 000000000..27193bbd1
--- /dev/null
+++ b/tde2e/td/e2e/DecryptedKey.h
@@ -0,0 +1,52 @@
+//
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2025
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+#pragma once
+
+#include "td/e2e/Mnemonic.h"
+
+#include "td/utils/SharedSlice.h"
+#include "td/utils/Slice.h"
+#include "td/utils/tl_helpers.h"
+
+#include <string>
+#include <vector>
+
+namespace tde2e_core {
+
+struct RawDecryptedKey {
+  std::vector<td::SecureString> mnemonic_words;
+  td::SecureString private_key;
+
+  template <class StorerT>
+  void store(StorerT &storer) const {
+    using td::store;
+    store(mnemonic_words, storer);
+    store(private_key, storer);
+  }
+
+  template <class ParserT>
+  void parse(ParserT &parser) {
+    using td::parse;
+    parse(mnemonic_words, parser);
+    parse(private_key, parser);
+  }
+};
+
+struct EncryptedKey;
+struct DecryptedKey {
+  DecryptedKey() = delete;
+  explicit DecryptedKey(const Mnemonic &mnemonic);
+  DecryptedKey(std::vector<td::SecureString> mnemonic_words, PrivateKey key);
+  explicit DecryptedKey(RawDecryptedKey key);
+
+  std::vector<td::SecureString> mnemonic_words;
+  PrivateKey private_key;
+
+  EncryptedKey encrypt(td::Slice local_password, td::Slice secret = {}) const;
+};
+
+}  // namespace tde2e_core