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, 11 insertions, 0 deletions

diff --git a/src/base/QXmppUtils.cpp b/src/base/QXmppUtils.cpp
index 7ae74ba3..e0225d77 100644
--- a/src/base/QXmppUtils.cpp
+++ b/src/base/QXmppUtils.cpp
@@ -403,4 +403,15 @@ void QXmpp::Private::generateRandomBytes(uint8_t *bytes, uint32_t byteCount)
 #endif
 }
 
+float QXmpp::Private::calculateProgress(qint64 transferred, qint64 total)
+{
+    if (total > 0) {
+        if (transferred > total) {
+            return 1;
+        }
+        return float(transferred) / total;
+    }
+
+    return 0;
+}
 /// \endcond