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Virtual Filesystem (#597)

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* Add VfsFile and VfsDirectory classes

* Finish abstract Vfs classes

* Implement RealVfsFile (computer fs backend)

* Finish RealVfsFile and RealVfsDirectory

* Finished OffsetVfsFile

* More changes

* Fix import paths

* Major refactor

* Remove double const

* Use experimental/filesystem or filesystem depending on compiler

* Port partition_filesystem

* More changes

* More Overhaul

* FSP_SRV fixes

* Fixes and testing

* Try to get filesystem to compile

* Filesystem on linux

* Remove std::filesystem and document/test

* Compile fixes

* Missing include

* Bug fixes

* Fixes

* Rename v_file and v_dir

* clang-format fix

* Rename NGLOG_* to LOG_*

* Most review changes

* Fix TODO

* Guess 'main' to be Directory by filename
This commit is contained in:
Zach Hilman
2018-07-06 10:51:32 -04:00
committed by bunnei
parent 51bd76a5fd
commit 77c684c114
45 changed files with 1796 additions and 1688 deletions
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29
src/core/file_sys/partition_filesystem.h
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@ -10,6 +10,7 @@
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "common/swap.h"
#include "core/file_sys/vfs.h"
namespace Loader {
enum class ResultStatus;
@ -21,19 +22,19 @@ namespace FileSys {
* Helper which implements an interface to parse PFS/HFS filesystems.
* Data can either be loaded from a file path or data with an offset into it.
*/
class PartitionFilesystem {
class PartitionFilesystem : public ReadOnlyVfsDirectory {
public:
Loader::ResultStatus Load(const std::string& file_path, size_t offset = 0);
Loader::ResultStatus Load(const std::vector<u8>& file_data, size_t offset = 0);
explicit PartitionFilesystem(std::shared_ptr<VfsFile> file);
Loader::ResultStatus GetStatus() const;
u32 GetNumEntries() const;
u64 GetEntryOffset(u32 index) const;
u64 GetEntrySize(u32 index) const;
std::string GetEntryName(u32 index) const;
u64 GetFileOffset(const std::string& name) const;
u64 GetFileSize(const std::string& name) const;
std::vector<std::shared_ptr<VfsFile>> GetFiles() const override;
std::vector<std::shared_ptr<VfsDirectory>> GetSubdirectories() const override;
std::string GetName() const override;
std::shared_ptr<VfsDirectory> GetParentDirectory() const override;
void PrintDebugInfo() const;
void Print() const;
protected:
bool ReplaceFileWithSubdirectory(VirtualFile file, VirtualDir dir) override;
private:
struct Header {
@ -72,16 +73,14 @@ private:
#pragma pack(pop)
struct FileEntry {
FSEntry fs_entry;
std::string name;
};
Loader::ResultStatus status;
Header pfs_header;
bool is_hfs;
size_t content_offset;
std::vector<FileEntry> pfs_entries;
std::vector<VirtualFile> pfs_files;
std::vector<VirtualDir> pfs_dirs;
};
} // namespace FileSys