mirror of
https://github.com/XLabsProject/s1x-client.git
synced 2023-08-02 15:02:12 +02:00
commit
244fd47089
@ -5,7 +5,6 @@
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#include "command.hpp"
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#include "console.hpp"
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#include "network.hpp"
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#include "scheduler.hpp"
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#include "filesystem.hpp"
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#include "fastfiles.hpp"
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@ -192,20 +191,6 @@ namespace patches
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cmd_lui_notify_server_hook.invoke<void>(ent);
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}
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void sv_execute_client_message_stub(game::mp::client_t* client, game::msg_t* msg)
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{
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if (client->reliableAcknowledge < 0)
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{
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client->reliableAcknowledge = client->reliableSequence;
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console::info("Negative reliableAcknowledge from %s - cl->reliableSequence is %i, reliableAcknowledge is %i\n",
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client->name, client->reliableSequence, client->reliableAcknowledge);
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network::send(client->header.remoteAddress, "error", "EXE_LOSTRELIABLECOMMANDS", '\n');
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return;
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}
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reinterpret_cast<void(*)(game::mp::client_t*, game::msg_t*)>(0x14043AA90)(client, msg);
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}
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}
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class component final : public component_interface
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@ -335,9 +320,6 @@ namespace patches
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// Prevent clients from ending the game as non host by sending 'end_game' lui notification
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cmd_lui_notify_server_hook.create(0x1402E9390, cmd_lui_notify_server_stub);
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// Prevent clients from sending invalid reliableAcknowledge
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utils::hook::call(0x140443051, sv_execute_client_message_stub);
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}
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static void patch_sp()
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@ -40,6 +40,19 @@ namespace security
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a.popad64();
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a.jmp(0x14044DE51);
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}
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void sv_execute_client_message_stub(game::mp::client_t* client, game::msg_t* msg)
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{
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if ((client->reliableSequence - client->reliableAcknowledge) < 0)
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{
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client->reliableAcknowledge = client->reliableSequence;
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console::info("Negative reliableAcknowledge from %s - cl->reliableSequence is %i, reliableAcknowledge is %i\n",
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client->name, client->reliableSequence, client->reliableAcknowledge);
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return;
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}
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utils::hook::invoke<void>(0x14043AA90, client, msg);
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}
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}
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class component final : public component_interface
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@ -54,6 +67,9 @@ namespace security
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// Patch entity overflow
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utils::hook::jump(0x14044DE3A, assemble(remap_cached_entities_stub), true);
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// It is possible to make the server hang if left unchecked
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utils::hook::call(0x140443051, sv_execute_client_message_stub);
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}
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};
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}
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@ -52,7 +52,7 @@ namespace game
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WEAK symbol<XAssetHeader(XAssetType type, const char *name, int allowCreateDefault)> DB_FindXAssetHeader{0x14017DCA0, 0x14026F0F0};
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WEAK symbol<const char*(const XAsset* asset)> DB_GetXAssetName{0x140151C00, 0x140240DD0};
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WEAK symbol<int(XAssetType type)> DB_GetXAssetTypeSize{0x140151C20, 0x140240DF0};
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WEAK symbol<void(XZoneInfo* zoneInfo, unsigned int zoneCount, DBSyncMode syncMode)> DB_LoadXAssets{0x1402F8B50, 0x140270F30};
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WEAK symbol<void(XZoneInfo* zoneInfo, unsigned int zoneCount, DBSyncMode syncMode)> DB_LoadXAssets{0x14017FB20, 0x140270F30};
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WEAK symbol<int(XAssetType type, const char* name)> DB_XAssetExists{0x140182190, 0x1402750F0};
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WEAK symbol<int(XAssetType type, const char* name)> DB_IsXAssetDefault{0x14017EEF0, 0x140270320};
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WEAK symbol<int(const RawFile* rawfile)> DB_GetRawFileLen{0x14017E890, 0x14026FCC0};
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