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cuberite-2a
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Fix server-crash with non-existing items.

This commit is contained in:
Howaner 2014-07-01 14:47:49 +02:00
parent 24c86df12e
commit 64f6ddf1e2
2 changed files with 8 additions and 2 deletions
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2
src/Items/ItemHandler.cpp
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@ -63,7 +63,7 @@ cItemHandler * cItemHandler::m_ItemHandler[2268];
cItemHandler * cItemHandler::GetItemHandler(int a_ItemType)
{
if (a_ItemType < 0)
if ((a_ItemType < 0) || (a_ItemType >= ARRAYCOUNT(m_ItemHandler)) || (!IsValidBlock(a_ItemType) && !IsValidItem(a_ItemType)))
{
// Either nothing (-1), or bad value, both cases should return the air handler
if (a_ItemType < -1)

8
src/UI/Window.cpp
View File

@ -170,7 +170,13 @@ void cWindow::Clicked(
const cItem & a_ClickedItem
)
{
cPluginManager * PlgMgr = cRoot::Get()->GetPluginManager();
if (!IsValidItem(a_ClickedItem.m_ItemType) && !IsValidBlock(a_ClickedItem.m_ItemType))
{
LOGWARNING("%s: Player \"%s\" clicked to a non-existing item; ignoring click.", __FUNCTION__, a_Player.GetName().c_str());
return;
}
cPluginManager * PlgMgr = cRoot::Get()->GetPluginManager();
if (a_WindowID != m_WindowID)
{
LOGWARNING("%s: Wrong window ID (exp %d, got %d) received from \"%s\"; ignoring click.", __FUNCTION__, m_WindowID, a_WindowID, a_Player.GetName().c_str());