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IsoReader: Add GetEntriesInDirectory()

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Stenzek
2023-11-29 20:43:39 +10:00
parent 325dcc81ca
commit 5442242c64
3 changed files with 272 additions and 172 deletions
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43
src/util/iso_reader.h
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@@ -1,8 +1,10 @@
// SPDX-FileCopyrightText: 2019-2022 Connor McLaughlin <stenzek@gmail.com>
// SPDX-FileCopyrightText: 2019-2023 Connor McLaughlin <stenzek@gmail.com>
// SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)
#pragma once
#include "common/types.h"
#include <memory>
#include <optional>
#include <string>
@@ -10,7 +12,9 @@
class CDImage;
class ISOReader
class Error;
class IsoReader
{
public:
enum : u32
@@ -127,33 +131,46 @@ public:
u16 sequence_le;
u16 sequence_be;
u8 filename_length;
ALWAYS_INLINE bool IsDirectory() const { return (flags & ISODirectoryEntryFlag_Directory); }
ALWAYS_INLINE u32 GetSizeInSectors() const { return (length_le + (SECTOR_SIZE - 1)) / SECTOR_SIZE; }
};
#pragma pack(pop)
ISOReader();
~ISOReader();
IsoReader();
~IsoReader();
static std::string_view RemoveVersionIdentifierFromPath(const std::string_view& path);
ALWAYS_INLINE const CDImage* GetImage() const { return m_image; }
ALWAYS_INLINE u32 GetTrackNumber() const { return m_track_number; }
ALWAYS_INLINE const ISOPrimaryVolumeDescriptor& GetPVD() const { return m_pvd; }
bool Open(CDImage* image, u32 track_number);
bool Open(CDImage* image, u32 track_number, Error* error = nullptr);
std::vector<std::string> GetFilesInDirectory(const char* path);
std::vector<std::string> GetFilesInDirectory(const std::string_view& path, Error* error = nullptr);
std::vector<std::pair<std::string, ISODirectoryEntry>> GetEntriesInDirectory(const std::string_view& path,
Error* error = nullptr);
bool ReadFile(const char* path, std::vector<u8>* data);
bool FileExists(const char* path);
std::optional<ISODirectoryEntry> LocateFile(const std::string_view& path, Error* error);
bool FileExists(const std::string_view& path, Error* error = nullptr);
bool DirectoryExists(const std::string_view& path, Error* error = nullptr);
bool ReadFile(const std::string_view& path, std::vector<u8>* data, Error* error = nullptr);
bool ReadFile(const ISODirectoryEntry& de, std::vector<u8>* data, Error* error = nullptr);
private:
bool ReadPVD();
static std::string_view GetDirectoryEntryFileName(const u8* sector, u32 de_sector_offset);
std::optional<ISODirectoryEntry> LocateFile(const char* path);
std::optional<ISODirectoryEntry> LocateFile(const char* path, u8* sector_buffer, u32 directory_record_lba,
u32 directory_record_size);
bool ReadSector(u8* buf, u32 lsn, Error* error);
bool ReadPVD(Error* error);
std::optional<ISODirectoryEntry> LocateFile(const std::string_view& path, u8* sector_buffer, u32 directory_record_lba,
u32 directory_record_size, Error* error);
CDImage* m_image;
u32 m_track_number;
ISOPrimaryVolumeDescriptor m_pvd = {};
};
};