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SPIGOT-3235: Disconnect for payload errors

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md_5 2017-05-14 09:25:25 +10:00
parent 2b6c9f40ae
commit fcc5dcce54
1 changed files with 30 additions and 12 deletions
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42
nms-patches/PlayerConnection.patch
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@ -1156,7 +1156,7 @@
+ if (packetplayinwindowclick.b() < -1 && packetplayinwindowclick.b() != -999) {
+ return;
+ }
+
+ InventoryView inventory = this.player.activeContainer.getBukkitView();
+ SlotType type = CraftInventoryView.getSlotType(inventory, packetplayinwindowclick.b());
+
@ -1412,7 +1412,7 @@
+ }
+ return;
+ }
+
+ if (event instanceof CraftItemEvent) {
+ // Need to update the inventory on crafting to
+ // correctly support custom recipes
@ -1649,25 +1649,43 @@
}
} else if ("MC|PickItem".equals(s)) {
packetdataserializer = packetplayincustompayload.b();
@@ -1323,9 +2427,31 @@
@@ -1321,11 +2425,49 @@
this.player.playerConnection.sendPacket(new PacketPlayOutHeldItemSlot(this.player.inventory.itemInHandIndex));
} catch (Exception exception7) {
PlayerConnection.LOGGER.error("Couldn\'t pick item", exception7);
+ this.disconnect("Invalid pick item!"); // CraftBukkit
}
}
+ // CraftBukkit start
+ else if (packetplayincustompayload.a().equals("REGISTER")) {
+ String channels = packetplayincustompayload.b().toString(com.google.common.base.Charsets.UTF_8);
+ for (String channel : channels.split("\0")) {
+ getPlayer().addChannel(channel);
+ try {
+ String channels = packetplayincustompayload.b().toString(com.google.common.base.Charsets.UTF_8);
+ for (String channel : channels.split("\0")) {
+ getPlayer().addChannel(channel);
+ }
+ } catch (Exception ex) {
+ PlayerConnection.LOGGER.error("Couldn\'t register custom payload", ex);
+ this.disconnect("Invalid payload REGISTER!");
+ }
+ } else if (packetplayincustompayload.a().equals("UNREGISTER")) {
+ String channels = packetplayincustompayload.b().toString(com.google.common.base.Charsets.UTF_8);
+ for (String channel : channels.split("\0")) {
+ getPlayer().removeChannel(channel);
+ try {
+ String channels = packetplayincustompayload.b().toString(com.google.common.base.Charsets.UTF_8);
+ for (String channel : channels.split("\0")) {
+ getPlayer().removeChannel(channel);
+ }
+ } catch (Exception ex) {
+ PlayerConnection.LOGGER.error("Couldn\'t unregister custom payload", ex);
+ this.disconnect("Invalid payload UNREGISTER!");
+ }
+ } else {
+ byte[] data = new byte[packetplayincustompayload.b().readableBytes()];
+ packetplayincustompayload.b().readBytes(data);
+ server.getMessenger().dispatchIncomingMessage(player.getBukkitEntity(), packetplayincustompayload.a(), data);
+ try {
+ byte[] data = new byte[packetplayincustompayload.b().readableBytes()];
+ packetplayincustompayload.b().readBytes(data);
+ server.getMessenger().dispatchIncomingMessage(player.getBukkitEntity(), packetplayincustompayload.a(), data);
+ } catch (Exception ex) {
+ PlayerConnection.LOGGER.error("Couldn\'t dispatch custom payload", ex);
+ this.disconnect("Invalid custom payload!");
+ }
+ }
+ // CraftBukkit end
}