1 files changed, 49 insertions, 0 deletions
diff --git a/lib/olm/qolmsession.h b/lib/olm/qolmsession.h
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+// SPDX-FileCopyrightText: 2021 Carl Schwan <carlschwan@kde.org>
+//
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
+#pragma once
+
+#include "olm/e2ee.h"
+#include "olm/olm.h"
+#include "olm/errors.h"
+#include <variant>
+
+namespace Quotient {
+
+//! An encrypted Olm message.
+struct Message {
+    QByteArray message;
+};
+
+//! A encrypted Olm pre-key message.
+//!
+//! This message, unlike a normal Message, can be used to create new Olm sessions.
+struct PreKeyMessage
+{
+    QByteArray message;
+};
+
+enum OlmMessageType
+{
+    PreKeyType,
+    MessageType,
+};
+
+using OlmMessage = std::variant<Message, PreKeyMessage>;
+
+std::optional<OlmMessage> fromTypeAndCipthertext(size_t messageType, const QByteArray &ciphertext);
+
+std::pair<OlmMessageType, QByteArray> toPair(const OlmMessage &message);
+
+//class QOlmSession
+//{
+//    /// Creates an inbound session for sending/receiving messages from a received 'prekey' message.
+//    static std::variant<std::unique_ptr<QOlmSession>, OlmError> createInboundSession(const QOlmAccount &account,
+//            PreKeyMessage &message);
+//
+////private:
+//    //static std::variant<std::unique_ptr<QOlmSession>, OlmError> createSessionWith(std::function<std::variant<size_t(OlmSession *)>> func);
+//}
+
+}