Rim/iw6-mod
Rim/iw6-mod
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maint(network): very good fix

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This commit is contained in:
Jack Back 2024-03-31 22:35:15 +02:00
parent 1f32ca159a
commit b7f33a9c40
2 changed files with 14 additions and 0 deletions
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4
src/client/component/dedicated.cpp
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@ -294,6 +294,10 @@ namespace dedicated
utils::hook::call(0x140412FD3, execute_console_command); utils::hook::call(0x140412FD3, execute_console_command);
utils::hook::nop(0x140412FE9, 5); utils::hook::nop(0x140412FE9, 5);
// disable check on an unregistered relay dvar
utils::hook::nop(0x14041E9EB, 4);
utils::hook::set<std::uint8_t>(0x14041E9EF, 0xEB);
utils::hook::nop(0x1404DDC2E, 5); // don't load config file utils::hook::nop(0x1404DDC2E, 5); // don't load config file
utils::hook::set<uint8_t>(0x140416100, 0xC3); // don't save config file utils::hook::set<uint8_t>(0x140416100, 0xC3); // don't save config file
utils::hook::set<uint8_t>(0x1402E5830, 0xC3); // disable self-registration utils::hook::set<uint8_t>(0x1402E5830, 0xC3); // disable self-registration

10
src/client/component/network.cpp
View File

@ -94,6 +94,11 @@ namespace network
// Rather than try and let the player in, just tell them they are a duplicate player and reject connection // Rather than try and let the player in, just tell them they are a duplicate player and reject connection
game::NET_OutOfBandPrint(game::NS_SERVER, from, "error\nYou are already connected to the server."); game::NET_OutOfBandPrint(game::NS_SERVER, from, "error\nYou are already connected to the server.");
} }
void* memmove_stub(void* dest, const void* src, std::size_t count)
{
return std::memmove(dest, src, std::min<std::size_t>(count, 1262));
}
} }
void on(const std::string& command, const callback& callback) void on(const std::string& command, const callback& callback)
@ -278,6 +283,11 @@ namespace network
// ignore built in "print" oob command for security reasons // ignore built in "print" oob command for security reasons
utils::hook::set<std::uint8_t>(0x1402C6AA4, 0xEB); utils::hook::set<std::uint8_t>(0x1402C6AA4, 0xEB);
// patch buffer overflow
utils::hook::call(0x14041D355, memmove_stub);
// this patches a crash found in a subroutine registered using atexit
utils::hook::set<std::uint8_t>(0x140815D4E, 0xEB);
} }
} }
}; };