From b0def28f95be4683fb976f62c3ea886294f582d8 Mon Sep 17 00:00:00 2001
From: Paul-Louis Ageneau <paul-louis@ageneau.org>
Date: Wed, 15 Feb 2023 13:24:01 +0100
Subject: [PATCH] Fixed TlsTransport::TimeoutCallback() for GnuTLS

---
 src/impl/tlstransport.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/impl/tlstransport.cpp b/src/impl/tlstransport.cpp
index 90b4ee649..beb09472c 100644
--- a/src/impl/tlstransport.cpp
+++ b/src/impl/tlstransport.cpp
@@ -266,6 +266,12 @@ ssize_t TlsTransport::ReadCallback(gnutls_transport_ptr_t ptr, void *data, size_
 int TlsTransport::TimeoutCallback(gnutls_transport_ptr_t ptr, unsigned int ms) {
 	TlsTransport *t = static_cast<TlsTransport *>(ptr);
 	try {
+		message_ptr &message = t->mIncomingMessage;
+		size_t &position = t->mIncomingMessagePosition;
+
+		if(message && position < message->size())
+			return 1;
+
 		bool isReadable = t->mIncomingQueue.wait(
 		    ms != GNUTLS_INDEFINITE_TIMEOUT ? std::make_optional(milliseconds(ms)) : nullopt);
 		return isReadable ? 1 : 0;