59 lines
1.4 KiB
C++
59 lines
1.4 KiB
C++
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#include <std_include.hpp>
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#include "loader/component_loader.hpp"
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#include "game/dvars.hpp"
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#include "game/game.hpp"
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#include <utils/flags.hpp>
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#include <utils/hook.hpp>
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namespace database
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{
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namespace
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{
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game::dvar_t* db_filesysImpl = nullptr;
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utils::hook::detour sub_140272EC0_hook;
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game::DB_FileSysInterface* sub_140272EC0_stub()
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{
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switch (db_filesysImpl->current.integer)
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{
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case 0:
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return reinterpret_cast<game::DB_FileSysInterface*>(0x140BE82F8); // ptr to vtable of BnetTACTVFSManager (implements DB_FileSysInterface)
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case 1:
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return reinterpret_cast<game::DB_FileSysInterface*>(0x140BEFDC0); // ptr to vtable of DiskFS (implements DB_FileSysInterface)
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default:
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return nullptr; // this should not happen
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}
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}
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}
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class component final : public component_interface
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{
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public:
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void post_unpack() override
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{
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static const char* values[] = {
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"BnetTACTVFSManager", // (load files from CASC)
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"DiskFS", // (load files from disk)
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nullptr
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};
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int default_value = utils::flags::has_flag("disk") ? 1 : 0;
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db_filesysImpl = dvars::register_enum("db_filesysImpl", values, default_value, game::DVAR_FLAG_READ);
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if (default_value == 1)
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{
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utils::hook::nop(0x1405A4868, 22); // TACT related stuff that's pointless if we're using DiskFS
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}
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sub_140272EC0_hook.create(0x140272EC0, sub_140272EC0_stub);
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}
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};
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}
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REGISTER_COMPONENT(database::component)
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