Implement XEP-0448: Stateless File Sharing

This adds a file sharing manager that is capable of using multiple back
ends. Currently implemented are a normal HTTP File Upload backend and an
encrypted HTTP File Upload. Jingle File Transfer could be implemented
later.

Co-authored-by: Linus Jahn <lnj@kaidan.im>

1 files changed, 31 insertions, 0 deletions

diff --git a/src/client/QXmppFileTransfer.h b/src/client/QXmppFileTransfer.h
new file mode 100644
index 00000000..30a91aa9
--- /dev/null
+++ b/src/client/QXmppFileTransfer.h
@@ -0,0 +1,31 @@
+// SPDX-FileCopyrightText: 2022 Linus Jahn <lnj@kaidan.im>
+//
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
+#ifndef QXMPPFILETRANSFER_H
+#define QXMPPFILETRANSFER_H
+
+#include "QXmppGlobal.h"
+
+#include <QObject>
+
+class QXMPP_EXPORT QXmppFileTransfer : public QObject
+{
+    Q_OBJECT
+    /// Progress of the file transfer between 0.0 and 1.0.
+    Q_PROPERTY(float progress READ progress NOTIFY progressChanged)
+
+public:
+    /// Returns the current progress between 0.0 and 1.0.
+    virtual float progress() = 0;
+    virtual void cancel() = 0;
+    virtual bool isFinished() = 0;
+    virtual quint64 bytesTransferred() = 0;
+    virtual quint64 bytesTotal() = 0;
+
+    // TODO consider adding speed getter
+
+    Q_SIGNAL void progressChanged();
+};
+
+#endif  // QXMPPFILETRANSFER_H