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authorEmma Miler <emma.pi@protonmail.com>2022-12-19 19:32:16 +0100
committerGitHub <noreply@github.com>2022-12-19 19:32:16 +0100
commite04f3b36accccb590a2d51b4829256b9964ac3fd (patch)
tree20ee30c82e6f53e6e772be2e1b9613eebca12bf3 /NorthstarDLL/filesystem.cpp
parent33f18a735986dcd136bf8ba70ad8331306c28227 (diff)
downloadNorthstarLauncher-e04f3b36accccb590a2d51b4829256b9964ac3fd.tar.gz
NorthstarLauncher-e04f3b36accccb590a2d51b4829256b9964ac3fd.zip
Restructuring (#365)
* Remove launcher proxy * Restructuring * More restructuring * Fix include dirs * Fix merge * Remove clang thing * Filters * Oops
Diffstat (limited to 'NorthstarDLL/filesystem.cpp')
-rw-r--r--NorthstarDLL/filesystem.cpp186
1 files changed, 0 insertions, 186 deletions
diff --git a/NorthstarDLL/filesystem.cpp b/NorthstarDLL/filesystem.cpp
deleted file mode 100644
index 6ac6cc43..00000000
--- a/NorthstarDLL/filesystem.cpp
+++ /dev/null
@@ -1,186 +0,0 @@
-#include "pch.h"
-#include "filesystem.h"
-#include "sourceinterface.h"
-#include "modmanager.h"
-
-#include <iostream>
-#include <sstream>
-
-AUTOHOOK_INIT()
-
-using namespace R2;
-
-bool bReadingOriginalFile = false;
-std::string sCurrentModPath;
-
-ConVar* Cvar_ns_fs_log_reads;
-
-// use the R2 namespace for game funcs
-namespace R2
-{
- SourceInterface<IFileSystem>* g_pFilesystem;
-
- std::string ReadVPKFile(const char* path)
- {
- // read scripts.rson file, todo: check if this can be overwritten
- FileHandle_t fileHandle = (*g_pFilesystem)->m_vtable2->Open(&(*g_pFilesystem)->m_vtable2, path, "rb", "GAME", 0);
-
- std::stringstream fileStream;
- int bytesRead = 0;
- char data[4096];
- do
- {
- bytesRead = (*g_pFilesystem)->m_vtable2->Read(&(*g_pFilesystem)->m_vtable2, data, (int)std::size(data), fileHandle);
- fileStream.write(data, bytesRead);
- } while (bytesRead == std::size(data));
-
- (*g_pFilesystem)->m_vtable2->Close(*g_pFilesystem, fileHandle);
-
- return fileStream.str();
- }
-
- std::string ReadVPKOriginalFile(const char* path)
- {
- // todo: should probably set search path to be g_pModName here also
-
- bReadingOriginalFile = true;
- std::string ret = ReadVPKFile(path);
- bReadingOriginalFile = false;
-
- return ret;
- }
-} // namespace R2
-
-// clang-format off
-HOOK(AddSearchPathHook, AddSearchPath,
-void, __fastcall, (IFileSystem * fileSystem, const char* pPath, const char* pathID, SearchPathAdd_t addType))
-// clang-format on
-{
- AddSearchPath(fileSystem, pPath, pathID, addType);
-
- // make sure current mod paths are at head
- if (!strcmp(pathID, "GAME") && sCurrentModPath.compare(pPath) && addType == PATH_ADD_TO_HEAD)
- {
- AddSearchPath(fileSystem, sCurrentModPath.c_str(), "GAME", PATH_ADD_TO_HEAD);
- AddSearchPath(fileSystem, GetCompiledAssetsPath().string().c_str(), "GAME", PATH_ADD_TO_HEAD);
- }
-}
-
-void SetNewModSearchPaths(Mod* mod)
-{
- // put our new path to the head if we need to read from a different mod path
- // in the future we could also determine whether the file we're setting paths for needs a mod dir, or compiled assets
- if (mod != nullptr)
- {
- if ((fs::absolute(mod->m_ModDirectory) / MOD_OVERRIDE_DIR).string().compare(sCurrentModPath))
- {
- NS::log::fs->info("Changing mod search path from {} to {}", sCurrentModPath, mod->m_ModDirectory.string());
-
- AddSearchPath(
- &*(*g_pFilesystem), (fs::absolute(mod->m_ModDirectory) / MOD_OVERRIDE_DIR).string().c_str(), "GAME", PATH_ADD_TO_HEAD);
- sCurrentModPath = (fs::absolute(mod->m_ModDirectory) / MOD_OVERRIDE_DIR).string();
- }
- }
- else // push compiled to head
- AddSearchPath(&*(*g_pFilesystem), fs::absolute(GetCompiledAssetsPath()).string().c_str(), "GAME", PATH_ADD_TO_HEAD);
-}
-
-bool TryReplaceFile(const char* pPath, bool shouldCompile)
-{
- if (bReadingOriginalFile)
- return false;
-
- if (shouldCompile)
- g_pModManager->CompileAssetsForFile(pPath);
-
- // idk how efficient the lexically normal check is
- // can't just set all /s in path to \, since some paths aren't in writeable memory
- auto file = g_pModManager->m_ModFiles.find(g_pModManager->NormaliseModFilePath(fs::path(pPath)));
- if (file != g_pModManager->m_ModFiles.end())
- {
- SetNewModSearchPaths(file->second.m_pOwningMod);
- return true;
- }
-
- return false;
-}
-
-// force modded files to be read from mods, not cache
-// clang-format off
-HOOK(ReadFromCacheHook, ReadFromCache,
-bool, __fastcall, (IFileSystem * filesystem, char* pPath, void* result))
-// clang-format off
-{
- if (TryReplaceFile(pPath, true))
- return false;
-
- return ReadFromCache(filesystem, pPath, result);
-}
-
-// force modded files to be read from mods, not vpk
-// clang-format off
-AUTOHOOK(ReadFileFromVPK, filesystem_stdio.dll + 0x5CBA0,
-FileHandle_t, __fastcall, (VPKData* vpkInfo, uint64_t* b, char* filename))
-// clang-format on
-{
- // don't compile here because this is only ever called from OpenEx, which already compiles
- if (TryReplaceFile(filename, false))
- {
- *b = -1;
- return b;
- }
-
- return ReadFileFromVPK(vpkInfo, b, filename);
-}
-
-// clang-format off
-AUTOHOOK(CBaseFileSystem__OpenEx, filesystem_stdio.dll + 0x15F50,
-FileHandle_t, __fastcall, (IFileSystem* filesystem, const char* pPath, const char* pOptions, uint32_t flags, const char* pPathID, char **ppszResolvedFilename))
-// clang-format on
-{
- TryReplaceFile(pPath, true);
- return CBaseFileSystem__OpenEx(filesystem, pPath, pOptions, flags, pPathID, ppszResolvedFilename);
-}
-
-HOOK(MountVPKHook, MountVPK, VPKData*, , (IFileSystem * fileSystem, const char* pVpkPath))
-{
- NS::log::fs->info("MountVPK {}", pVpkPath);
- VPKData* ret = MountVPK(fileSystem, pVpkPath);
-
- for (Mod mod : g_pModManager->m_LoadedMods)
- {
- if (!mod.m_bEnabled)
- continue;
-
- for (ModVPKEntry& vpkEntry : mod.Vpks)
- {
- // if we're autoloading, just load no matter what
- if (!vpkEntry.m_bAutoLoad)
- {
- // resolve vpk name and try to load one with the same name
- // todo: we should be unloading these on map unload manually
- std::string mapName(fs::path(pVpkPath).filename().string());
- std::string modMapName(fs::path(vpkEntry.m_sVpkPath.c_str()).filename().string());
- if (mapName.compare(modMapName))
- continue;
- }
-
- VPKData* loaded = MountVPK(fileSystem, vpkEntry.m_sVpkPath.c_str());
- if (!ret) // this is primarily for map vpks and stuff, so the map's vpk is what gets returned from here
- ret = loaded;
- }
- }
-
- return ret;
-}
-
-ON_DLL_LOAD("filesystem_stdio.dll", Filesystem, (CModule module))
-{
- AUTOHOOK_DISPATCH()
-
- R2::g_pFilesystem = new SourceInterface<IFileSystem>("filesystem_stdio.dll", "VFileSystem017");
-
- AddSearchPathHook.Dispatch((*g_pFilesystem)->m_vtable->AddSearchPath);
- ReadFromCacheHook.Dispatch((*g_pFilesystem)->m_vtable->ReadFromCache);
- MountVPKHook.Dispatch((*g_pFilesystem)->m_vtable->MountVPK);
-}