From 44eabe2f936c25c8746c3818e165224e0e00178e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A5rten=20Nordheim?= <marten.nordheim@qt.io>
Date: Mon, 20 Feb 2023 13:02:29 +0100
Subject: [PATCH] Torrent example: Fix some stack overflow issues

Because of the .size() used as part of the expression it
ends up copying sizeof(qsizetype) bytes to the array,
instead of the (rationally) expected 4 bytes.

Amends 69c31f6f68a1399c1fc1e545e318eaa40966fe85

Task-number: QTBUG-110622
Change-Id: I732e3f4bb5934ff3860087baa91f9bebbf044a7f
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>
Reviewed-by: Konrad Kujawa <konrad.kujawa@qt.io>
(cherry picked from commit f3de92cdad7642e6c3425712823e1491768f2e56)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
---
 examples/network/torrent/peerwireclient.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/network/torrent/peerwireclient.cpp b/examples/network/torrent/peerwireclient.cpp
index f6f81215a14..d4264ffc3a4 100644
--- a/examples/network/torrent/peerwireclient.cpp
+++ b/examples/network/torrent/peerwireclient.cpp
@@ -177,7 +177,7 @@ void PeerWireClient::sendPieceList(const QBitArray &bitField)
     }
 
     char message[] = {0, 0, 0, 1, 5};
-    qToBigEndian(bits.size() + 1, &message[0]);
+    qToBigEndian<qint32>(bits.size() + 1, &message[0]);
     write(message, sizeof(message));
     write(bits);
 }
@@ -227,7 +227,7 @@ void PeerWireClient::sendBlock(int piece, int offset, const QByteArray &data)
     QByteArray block;
 
     char message[] = {0, 0, 0, 1, 7};
-    qToBigEndian(9 + data.size(), &message[0]);
+    qToBigEndian<qint32>(9 + data.size(), &message[0]);
     block += QByteArray(message, sizeof(message));
 
     char numbers[4 * 2];