Segfault fix.

Reimplementation of `0e15be73af266d5fbff3d83d731a7af2773ff532` from old
origin.

2 files changed, 9 insertions, 4 deletions

diff --git a/networkmanager.cpp b/networkmanager.cpp
index ea0d811c..909c7da7 100644
--- a/networkmanager.cpp
+++ b/networkmanager.cpp
@@ -4,6 +4,8 @@
 #include "debug_functions.h"
 #include "lobby.h"
 
+#include <cstring>
+
 
 NetworkManager::NetworkManager(AOApplication *parent) : QObject(parent)
 {
@@ -79,8 +81,9 @@ void NetworkManager::ship_server_packet(QString p_packet)
 
 void NetworkManager::handle_ms_packet()
 {
-  char buffer[16384] = {0};
-  ms_socket->read(buffer, ms_socket->bytesAvailable());
+  char buffer[buffer_max_size];
+  std::memset(buffer, 0, buffer_max_size);
+  ms_socket->read(buffer, buffer_max_size);
 
   QString in_data = buffer;
 
@@ -217,8 +220,9 @@ void NetworkManager::retry_ms_connect()
 
 void NetworkManager::handle_server_packet()
 {
-  char buffer[16384] = {0};
-  server_socket->read(buffer, server_socket->bytesAvailable());
+  char buffer[buffer_max_size];
+  std::memset(buffer, 0, buffer_max_size);
+  server_socket->read(buffer, buffer_max_size);
 
   QString in_data = buffer;
 
diff --git a/networkmanager.h b/networkmanager.h
index 6954d19e..797950a1 100644
--- a/networkmanager.h
+++ b/networkmanager.h
@@ -47,6 +47,7 @@ public:
   const int timeout_milliseconds = 2000;
 
   const int ms_reconnect_delay_ms = 7000;
+  const size_t buffer_max_size = 16384;
 
   bool ms_partial_packet = false;
   QString ms_temp_packet = "";