r5sdk/r5dev/vpc/basefilesystem.h
Amos 998de21d73 Implement new FileSystem hooks
The hooks will check if the file in question exist on the disk first before falling back to VPK or obtaining it from the cache.
2022-01-19 19:03:11 +01:00

48 lines
3.4 KiB
C++

#pragma once
typedef void* FileHandle_t;
enum class FileWarningLevel_t : int
{
FILESYSTEM_WARNING = -1, // A problem!
FILESYSTEM_WARNING_QUIET = 0, // Don't print anything
FILESYSTEM_WARNING_REPORTUNCLOSED, // On shutdown, report names of files left unclosed
FILESYSTEM_WARNING_REPORTUSAGE, // Report number of times a file was opened, closed
FILESYSTEM_WARNING_REPORTALLACCESSES, // Report all open/close events to console ( !slow! )
FILESYSTEM_WARNING_REPORTALLACCESSES_READ, // Report all open/close/read events to the console ( !slower! )
FILESYSTEM_WARNING_REPORTALLACCESSES_READWRITE, // Report all open/close/read/write events to the console ( !slower! )
FILESYSTEM_WARNING_REPORTALLACCESSES_ASYNC // Report all open/close/read/write events and all async I/O file events to the console ( !slower(est)! )
};
namespace
{
/* ==== CBASEFILESYSTEM ================================================================================================================================================= */
ADDRESS p_CBaseFileSystem_Warning = g_mGameDll.FindPatternSIMD((std::uint8_t*)"\x4C\x89\x4C\x24\x20\xC3\xCC\xCC\xCC\xCC\xCC\xCC\xCC\xCC\xCC\xCC\x48", "xxxxxx??????????x");
void (*CBaseFileSystem_Warning)(void* thisptr, FileWarningLevel_t level, const char* fmt, ...) = (void (*)(void*, FileWarningLevel_t, const char*, ...))p_CBaseFileSystem_Warning.GetPtr(); /*4C 89 4C 24 20 C3 ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? 48*/
ADDRESS p_CBaseFileSystem_LoadFromVPK = g_mGameDll.FindPatternSIMD((std::uint8_t*)"\x48\x89\x5C\x24\x00\x57\x48\x81\xEC\x00\x00\x00\x00\x49\x8B\xC0\x4C\x8D\x8C\x24\x00\x00\x00\x00", "xxxx?xxxx????xxxxxxx????");
FileHandle_t(*CBaseFileSystem_LoadFromVPK)(void* pVpk, std::int64_t* pResults, char* pszAssetName) = (FileHandle_t(*)(void*, std::int64_t*, char*))p_CBaseFileSystem_LoadFromVPK.GetPtr(); /*48 89 5C 24 ? 57 48 81 EC ? ? ? ? 49 8B C0 4C 8D 8C 24 ? ? ? ?*/
ADDRESS p_CBaseFileSystem_LoadFromCache = g_mGameDll.FindPatternSIMD((std::uint8_t*)"\x40\x53\x48\x81\xEC\x00\x00\x00\x00\x80\x3D\x00\x00\x00\x00\x00\x49\x8B\xD8", "xxxxx????xx?????xxx");
bool(*CBaseFileSystem_LoadFromCache)(void* pFileSystem, char* pszAssetName, void* pResults) = (bool(*)(void*, char*, void*))p_CBaseFileSystem_LoadFromCache.GetPtr(); /*40 53 48 81 EC ? ? ? ? 80 3D ? ? ? ? ? 49 8B D8*/
}
///////////////////////////////////////////////////////////////////////////////
void CBaseFileSystem_Attach();
void CBaseFileSystem_Detach();
///////////////////////////////////////////////////////////////////////////////
class HBaseFileSystem : public IDetour
{
virtual void debugp()
{
std::cout << "| FUN: CBaseFileSystem::Warning : 0x" << std::hex << std::uppercase << p_CBaseFileSystem_Warning.GetPtr() << std::setw(npad) << " |" << std::endl;
std::cout << "| FUN: CBaseFileSystem::LoadFromVPK : 0x" << std::hex << std::uppercase << p_CBaseFileSystem_LoadFromVPK.GetPtr() << std::setw(npad) << " |" << std::endl;
std::cout << "| FUN: CBaseFileSystem::LoadFromCache : 0x" << std::hex << std::uppercase << p_CBaseFileSystem_LoadFromCache.GetPtr() << std::setw(npad) << " |" << std::endl;
std::cout << "+----------------------------------------------------------------+" << std::endl;
}
};
///////////////////////////////////////////////////////////////////////////////
REGISTER(HBaseFileSystem);