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loader: Join 0* files in directory if filename is 00

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i.e. Load the concatenated 00+01 if 01 exists as well. Needed for split NAND NCAs.
This commit is contained in:
Zach Hilman 2018-08-09 20:48:41 -04:00
parent 5b4119fa7f
commit 95bb1067c1
1 changed files with 33 additions and 1 deletions
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34
src/core/core.cpp
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@ -17,6 +17,7 @@
#include "core/hle/service/sm/sm.h"
#include "core/loader/loader.h"
#include "core/settings.h"
#include "file_sys/vfs_concat.h"
#include "file_sys/vfs_real.h"
#include "video_core/renderer_base.h"
#include "video_core/video_core.h"
@ -88,8 +89,39 @@ System::ResultStatus System::SingleStep() {
return RunLoop(false);
}
static FileSys::VirtualFile GetGameFileFromPath(const FileSys::VirtualFilesystem& vfs,
const std::string& path) {
// To account for split 00+01+etc files.
std::string dir_name;
std::string filename;
Common::SplitPath(path, &dir_name, &filename, nullptr);
if (filename == "00") {
const auto dir = vfs->OpenDirectory(dir_name, FileSys::Mode::Read);
std::vector<FileSys::VirtualFile> concat;
for (u8 i = 0; i < 0x10; ++i) {
auto next = dir->GetFile(fmt::format("{:02X}", i));
if (next != nullptr)
concat.push_back(std::move(next));
else {
next = dir->GetFile(fmt::format("{:02x}", i));
if (next != nullptr)
concat.push_back(std::move(next));
else
break;
}
}
if (concat.empty())
return nullptr;
return FileSys::ConcatenateFiles(concat, dir->GetName());
}
return vfs->OpenFile(path, FileSys::Mode::Read);
}
System::ResultStatus System::Load(Frontend::EmuWindow& emu_window, const std::string& filepath) {
app_loader = Loader::GetLoader(virtual_filesystem->OpenFile(filepath, FileSys::Mode::Read));
app_loader = Loader::GetLoader(GetGameFileFromPath(virtual_filesystem, filepath));
if (!app_loader) {
LOG_CRITICAL(Core, "Failed to obtain loader for {}!", filepath);