initial commit

keyring/keyring.hpp

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+/*
+    This file is part of TON Blockchain Library.
+
+    TON Blockchain Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    TON Blockchain Library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright 2017-2019 Telegram Systems LLP
+*/
+#pragma once
+
+#include "keyring.h"
+#include "keys/encryptor.h"
+
+#include <map>
+
+namespace ton {
+
+namespace keyring {
+
+class KeyringImpl : public Keyring {
+ private:
+  struct PrivateKeyDescr {
+    td::actor::ActorOwn<DecryptorAsync> decryptor;
+    PublicKey public_key;
+    bool is_temp;
+    PrivateKeyDescr(td::actor::ActorOwn<DecryptorAsync> decryptor, PublicKey public_key, bool is_temp)
+        : decryptor(std::move(decryptor)), public_key(public_key), is_temp(is_temp) {
+    }
+  };
+
+ public:
+  void start_up() override;
+
+  td::Result<PrivateKeyDescr*> load_key(PublicKeyHash key_hash);
+
+  void add_key(PrivateKey key, bool is_temp, td::Promise<td::Unit> promise) override;
+  void check_key(PublicKeyHash key_hash, td::Promise<td::Unit> promise) override;
+  void add_key_short(PublicKeyHash key_hash, td::Promise<PublicKey> promise) override;
+  void del_key(PublicKeyHash key_hash, td::Promise<td::Unit> promise) override;
+
+  void get_public_key(PublicKeyHash key_hash, td::Promise<PublicKey> promise) override;
+  void sign_message(PublicKeyHash key_hash, td::BufferSlice data, td::Promise<td::BufferSlice> promise) override;
+  void sign_add_get_public_key(PublicKeyHash key_hash, td::BufferSlice data,
+                               td::Promise<std::pair<td::BufferSlice, PublicKey>> promise) override;
+  void sign_messages(PublicKeyHash key_hash, std::vector<td::BufferSlice> data,
+                     td::Promise<std::vector<td::Result<td::BufferSlice>>> promise) override;
+
+  void decrypt_message(PublicKeyHash key_hash, td::BufferSlice data, td::Promise<td::BufferSlice> promise) override;
+
+  KeyringImpl(std::string db_root) : db_root_(db_root) {
+  }
+
+ private:
+  std::map<PublicKeyHash, std::unique_ptr<PrivateKeyDescr>> map_;
+  std::unique_ptr<Decryptor> decryptor_;
+  std::unique_ptr<Encryptor> encryptor_;
+
+  std::string db_root_;
+};
+
+}  // namespace keyring
+
+}  // namespace ton
+