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Archives: Reduced duplicate code in RomFS and SaveCheck.

Fixed a few warnings and cleaned up the code
This commit is contained in:
Subv 2015-01-01 12:39:27 -05:00
parent 13efbdc201
commit aade417b14
17 changed files with 242 additions and 341 deletions

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@ -42,6 +42,7 @@
#define SDMC_DIR "sdmc"
#define EXTSAVEDATA_DIR "extsavedata"
#define SAVEDATA_DIR "savedata"
#define SAVEDATACHECK_DIR "savedatacheck"
#define SYSDATA_DIR "sysdata"
#define SYSSAVEDATA_DIR "syssavedata"
#define SHADERCACHE_DIR "shader_cache"

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@ -678,6 +678,7 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
paths[D_SDMC_IDX] = paths[D_USER_IDX] + SDMC_DIR DIR_SEP;
paths[D_EXTSAVEDATA] = paths[D_USER_IDX] + EXTSAVEDATA_DIR DIR_SEP;
paths[D_SAVEDATA_IDX] = paths[D_USER_IDX] + SAVEDATA_DIR DIR_SEP;
paths[D_SAVEDATACHECK_IDX] = paths[D_USER_IDX] + SAVEDATACHECK_DIR DIR_SEP;
paths[D_SYSDATA_IDX] = paths[D_USER_IDX] + SYSDATA_DIR DIR_SEP;
paths[D_SYSSAVEDATA_IDX] = paths[D_USER_IDX] + SYSSAVEDATA_DIR DIR_SEP;
paths[D_SHADERCACHE_IDX] = paths[D_USER_IDX] + SHADERCACHE_DIR DIR_SEP;
@ -723,6 +724,7 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
paths[D_SDMC_IDX] = paths[D_USER_IDX] + SDMC_DIR DIR_SEP;
paths[D_EXTSAVEDATA] = paths[D_USER_IDX] + EXTSAVEDATA_DIR DIR_SEP;
paths[D_SAVEDATA_IDX] = paths[D_USER_IDX] + SAVEDATA_DIR DIR_SEP;
paths[D_SAVEDATACHECK_IDX] = paths[D_USER_IDX] + SAVEDATACHECK_DIR DIR_SEP;
paths[D_SYSSAVEDATA_IDX] = paths[D_USER_IDX] + SYSSAVEDATA_DIR DIR_SEP;
paths[D_SHADERCACHE_IDX] = paths[D_USER_IDX] + SHADERCACHE_DIR DIR_SEP;
paths[D_SHADERS_IDX] = paths[D_USER_IDX] + SHADERS_DIR DIR_SEP;

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@ -29,6 +29,7 @@ enum {
D_SDMC_IDX,
D_EXTSAVEDATA,
D_SAVEDATA_IDX,
D_SAVEDATACHECK_IDX,
D_SYSDATA_IDX,
D_SYSSAVEDATA_IDX,
D_HIRESTEXTURES_IDX,

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@ -20,11 +20,11 @@ set(SRCS
file_sys/archive_extsavedata.cpp
file_sys/archive_romfs.cpp
file_sys/archive_savedata.cpp
file_sys/archive_savedatacheck.cpp
file_sys/archive_sdmc.cpp
file_sys/archive_systemsavedata.cpp
file_sys/disk_archive.cpp
file_sys/file_romfs.cpp
file_sys/directory_romfs.cpp
file_sys/ivfc_archive.cpp
hle/kernel/address_arbiter.cpp
hle/kernel/event.cpp
hle/kernel/kernel.cpp
@ -108,13 +108,13 @@ set(HEADERS
file_sys/archive_extsavedata.h
file_sys/archive_romfs.h
file_sys/archive_savedata.h
file_sys/archive_savedatacheck.h
file_sys/archive_sdmc.h
file_sys/archive_systemsavedata.h
file_sys/disk_archive.h
file_sys/file_backend.h
file_sys/file_romfs.h
file_sys/ivfc_archive.h
file_sys/directory_backend.h
file_sys/directory_romfs.h
hle/kernel/address_arbiter.h
hle/kernel/event.h
hle/kernel/kernel.h

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@ -88,6 +88,7 @@ public:
const std::string DebugStr() const {
switch (GetType()) {
case Invalid:
default:
return "[Invalid]";
case Empty:
return "[Empty]";
@ -117,6 +118,7 @@ public:
return {};
case Invalid:
case Binary:
default:
// TODO(yuriks): Add assert
LOG_ERROR(Service_FS, "LowPathType cannot be converted to string!");
return {};
@ -159,6 +161,7 @@ public:
case Empty:
return {};
case Invalid:
default:
// TODO(yuriks): Add assert
LOG_ERROR(Service_FS, "LowPathType cannot be converted to binary!");
return {};

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@ -9,8 +9,6 @@
#include "common/make_unique.h"
#include "core/file_sys/archive_romfs.h"
#include "core/file_sys/directory_romfs.h"
#include "core/file_sys/file_romfs.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
@ -24,72 +22,4 @@ Archive_RomFS::Archive_RomFS(const Loader::AppLoader& app_loader) {
}
}
Archive_RomFS::Archive_RomFS(std::string mountp) : mount_point(mountp) {
}
std::unique_ptr<FileBackend> Archive_RomFS::OpenFile(const Path& path, const Mode mode) const {
return Common::make_unique<File_RomFS>(this);
}
bool Archive_RomFS::DeleteFile(const Path& path) const {
LOG_WARNING(Service_FS, "Attempted to delete a file from ROMFS.");
return false;
}
bool Archive_RomFS::RenameFile(const Path& src_path, const Path& dest_path) const {
LOG_WARNING(Service_FS, "Attempted to rename a file within ROMFS.");
return false;
}
bool Archive_RomFS::DeleteDirectory(const Path& path) const {
LOG_WARNING(Service_FS, "Attempted to delete a directory from ROMFS.");
return false;
}
ResultCode Archive_RomFS::CreateFile(const Path& path, u32 size) const {
LOG_WARNING(Service_FS, "Attempted to create a file in ROMFS.");
// TODO: Verify error code
return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::FS, ErrorSummary::NotSupported, ErrorLevel::Permanent);
}
bool Archive_RomFS::CreateDirectory(const Path& path) const {
LOG_WARNING(Service_FS, "Attempted to create a directory in ROMFS.");
return false;
}
bool Archive_RomFS::RenameDirectory(const Path& src_path, const Path& dest_path) const {
LOG_WARNING(Service_FS, "Attempted to rename a file within ROMFS.");
return false;
}
std::unique_ptr<DirectoryBackend> Archive_RomFS::OpenDirectory(const Path& path) const {
return Common::make_unique<Directory_RomFS>();
}
ResultCode Archive_RomFS::Format(const Path& path) const {
LOG_WARNING(Service_FS, "Attempted to format ROMFS.");
return UnimplementedFunction(ErrorModule::FS);
}
ResultCode Archive_RomFS::Open(const Path& path) {
if (mount_point.empty())
return RESULT_SUCCESS;
auto vec = path.AsBinary();
const u32* data = reinterpret_cast<u32*>(vec.data());
std::string file_path = Common::StringFromFormat("%s%08X%08X.bin", mount_point.c_str(), data[1], data[0]);
FileUtil::IOFile file(file_path, "rb");
std::fill(raw_data.begin(), raw_data.end(), 0);
if (!file.IsOpen()) {
return ResultCode(-1); // TODO(Subv): Find the right error code
}
auto size = file.GetSize();
raw_data.resize(size);
file.ReadBytes(raw_data.data(), size);
file.Close();
return RESULT_SUCCESS;
}
} // namespace FileSys

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@ -8,7 +8,7 @@
#include "common/common_types.h"
#include "core/file_sys/archive_backend.h"
#include "core/file_sys/ivfc_archive.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
@ -17,81 +17,12 @@
namespace FileSys {
/// File system interface to the RomFS archive
class Archive_RomFS final : public ArchiveBackend {
class Archive_RomFS final : public IVFCArchive {
public:
Archive_RomFS(const Loader::AppLoader& app_loader);
Archive_RomFS(std::string mount_point);
std::string GetName() const override { return "RomFS"; }
/**
* Open a file specified by its path, using the specified mode
* @param path Path relative to the archive
* @param mode Mode to open the file with
* @return Opened file, or nullptr
*/
std::unique_ptr<FileBackend> OpenFile(const Path& path, const Mode mode) const override;
/**
* Delete a file specified by its path
* @param path Path relative to the archive
* @return Whether the file could be deleted
*/
bool DeleteFile(const Path& path) const override;
/**
* Rename a File specified by its path
* @param src_path Source path relative to the archive
* @param dest_path Destination path relative to the archive
* @return Whether rename succeeded
*/
bool RenameFile(const Path& src_path, const Path& dest_path) const override;
/**
* Delete a directory specified by its path
* @param path Path relative to the archive
* @return Whether the directory could be deleted
*/
bool DeleteDirectory(const Path& path) const override;
/**
* Create a file specified by its path
* @param path Path relative to the Archive
* @param size The size of the new file, filled with zeroes
* @return File creation result code
*/
ResultCode CreateFile(const Path& path, u32 size) const override;
/**
* Create a directory specified by its path
* @param path Path relative to the archive
* @return Whether the directory could be created
*/
bool CreateDirectory(const Path& path) const override;
/**
* Rename a Directory specified by its path
* @param src_path Source path relative to the archive
* @param dest_path Destination path relative to the archive
* @return Whether rename succeeded
*/
bool RenameDirectory(const Path& src_path, const Path& dest_path) const override;
/**
* Open a directory specified by its path
* @param path Path relative to the archive
* @return Opened directory, or nullptr
*/
std::unique_ptr<DirectoryBackend> OpenDirectory(const Path& path) const override;
ResultCode Open(const Path& path) override;
ResultCode Format(const Path& path) const override;
private:
friend class File_RomFS;
std::string mount_point;
std::vector<u8> raw_data;
ResultCode Open(const Path& path) override { return RESULT_SUCCESS; }
};
} // namespace FileSys

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@ -0,0 +1,41 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/file_util.h"
#include "core/file_sys/archive_savedatacheck.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
Archive_SaveDataCheck::Archive_SaveDataCheck(const std::string& mount_loc) : mount_point(mount_loc) {
}
ResultCode Archive_SaveDataCheck::Open(const Path& path) {
// TODO(Subv): We should not be overwriting raw_data everytime this function is called,
// but until we use factory classes to create the archives at runtime instead of creating them beforehand
// and allow multiple archives of the same type to be open at the same time without clobbering each other,
// we won't be able to maintain the state of each archive, hence we overwrite it every time it's needed.
// There are a number of problems with this, for example opening a file in this archive, then opening
// this archive again with a different path, will corrupt the previously open file.
auto vec = path.AsBinary();
const u32* data = reinterpret_cast<u32*>(vec.data());
std::string file_path = Common::StringFromFormat("%s%08x%08x.bin", mount_point.c_str(), data[1], data[0]);
FileUtil::IOFile file(file_path, "rb");
std::fill(raw_data.begin(), raw_data.end(), 0);
if (!file.IsOpen()) {
return ResultCode(-1); // TODO(Subv): Find the right error code
}
auto size = file.GetSize();
raw_data.resize(size);
file.ReadBytes(raw_data.data(), size);
file.Close();
return RESULT_SUCCESS;
}
} // namespace FileSys

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@ -0,0 +1,31 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <vector>
#include "common/common_types.h"
#include "core/file_sys/ivfc_archive.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
/// File system interface to the SaveDataCheck archive
class Archive_SaveDataCheck final : public IVFCArchive {
public:
Archive_SaveDataCheck(const std::string& mount_point);
std::string GetName() const override { return "SaveDataCheck"; }
ResultCode Open(const Path& path) override;
private:
std::string mount_point;
};
} // namespace FileSys

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@ -1,32 +0,0 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/common_types.h"
#include "core/file_sys/directory_romfs.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
Directory_RomFS::Directory_RomFS() {
}
Directory_RomFS::~Directory_RomFS() {
}
bool Directory_RomFS::Open() {
return false;
}
u32 Directory_RomFS::Read(const u32 count, Entry* entries) {
return 0;
}
bool Directory_RomFS::Close() const {
return false;
}
} // namespace FileSys

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@ -1,43 +0,0 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "core/file_sys/directory_backend.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
class Directory_RomFS final : public DirectoryBackend {
public:
Directory_RomFS();
~Directory_RomFS() override;
/**
* Open the directory
* @return true if the directory opened correctly
*/
bool Open() override;
/**
* List files contained in the directory
* @param count Number of entries to return at once in entries
* @param entries Buffer to read data into
* @return Number of entries listed
*/
u32 Read(const u32 count, Entry* entries) override;
/**
* Close the directory
* @return true if the directory closed correctly
*/
bool Close() const override;
};
} // namespace FileSys

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@ -1,43 +0,0 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/common_types.h"
#include "core/file_sys/file_romfs.h"
#include "core/file_sys/archive_romfs.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
bool File_RomFS::Open() {
return true;
}
size_t File_RomFS::Read(const u64 offset, const u32 length, u8* buffer) const {
LOG_TRACE(Service_FS, "called offset=%llu, length=%d", offset, length);
memcpy(buffer, &archive->raw_data[(u32)offset], length);
return length;
}
size_t File_RomFS::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const {
LOG_WARNING(Service_FS, "Attempted to write to ROMFS.");
return 0;
}
size_t File_RomFS::GetSize() const {
return sizeof(u8) * archive->raw_data.size();
}
bool File_RomFS::SetSize(const u64 size) const {
LOG_WARNING(Service_FS, "Attempted to set the size of ROMFS");
return false;
}
bool File_RomFS::Close() const {
return false;
}
} // namespace FileSys

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@ -1,73 +0,0 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "core/file_sys/file_backend.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
class Archive_RomFS;
class File_RomFS final : public FileBackend {
public:
File_RomFS(const Archive_RomFS* archive) : archive(archive) {}
/**
* Open the file
* @return true if the file opened correctly
*/
bool Open() override;
/**
* Read data from the file
* @param offset Offset in bytes to start reading data from
* @param length Length in bytes of data to read from file
* @param buffer Buffer to read data into
* @return Number of bytes read
*/
size_t Read(const u64 offset, const u32 length, u8* buffer) const override;
/**
* Write data to the file
* @param offset Offset in bytes to start writing data to
* @param length Length in bytes of data to write to file
* @param flush The flush parameters (0 == do not flush)
* @param buffer Buffer to read data from
* @return Number of bytes written
*/
size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const override;
/**
* Get the size of the file in bytes
* @return Size of the file in bytes
*/
size_t GetSize() const override;
/**
* Set the size of the file in bytes
* @param size New size of the file
* @return true if successful
*/
bool SetSize(const u64 size) const override;
/**
* Close the file
* @return true if the file closed correctly
*/
bool Close() const override;
void Flush() const override { }
private:
const Archive_RomFS* archive;
};
} // namespace FileSys

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@ -0,0 +1,88 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <memory>
#include "common/common_types.h"
#include "common/file_util.h"
#include "common/make_unique.h"
#include "core/file_sys/ivfc_archive.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
IVFCArchive::IVFCArchive() {
}
std::unique_ptr<FileBackend> IVFCArchive::OpenFile(const Path& path, const Mode mode) const {
return Common::make_unique<IVFCFile>(this);
}
bool IVFCArchive::DeleteFile(const Path& path) const {
LOG_WARNING(Service_FS, "Attempted to delete a file from an IVFC archive (%s).", GetName().c_str());
return false;
}
bool IVFCArchive::RenameFile(const Path& src_path, const Path& dest_path) const {
LOG_WARNING(Service_FS, "Attempted to rename a file within an IVFC archive (%s).", GetName().c_str());
return false;
}
bool IVFCArchive::DeleteDirectory(const Path& path) const {
LOG_WARNING(Service_FS, "Attempted to delete a directory from an IVFC archive (%s).", GetName().c_str());
return false;
}
ResultCode IVFCArchive::CreateFile(const Path& path, u32 size) const {
LOG_WARNING(Service_FS, "Attempted to create a file in an IVFC archive (%s).", GetName().c_str());
// TODO: Verify error code
return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::FS, ErrorSummary::NotSupported, ErrorLevel::Permanent);
}
bool IVFCArchive::CreateDirectory(const Path& path) const {
LOG_WARNING(Service_FS, "Attempted to create a directory in an IVFC archive (%s).", GetName().c_str());
return false;
}
bool IVFCArchive::RenameDirectory(const Path& src_path, const Path& dest_path) const {
LOG_WARNING(Service_FS, "Attempted to rename a file within an IVFC archive (%s).", GetName().c_str());
return false;
}
std::unique_ptr<DirectoryBackend> IVFCArchive::OpenDirectory(const Path& path) const {
return Common::make_unique<IVFCDirectory>();
}
ResultCode IVFCArchive::Format(const Path& path) const {
LOG_WARNING(Service_FS, "Attempted to format an IVFC archive (%s).", GetName().c_str());
// TODO: Verify error code
return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::FS, ErrorSummary::NotSupported, ErrorLevel::Permanent);
}
////////////////////////////////////////////////////////////////////////////////////////////////////
size_t IVFCFile::Read(const u64 offset, const u32 length, u8* buffer) const {
LOG_TRACE(Service_FS, "called offset=%llu, length=%d", offset, length);
memcpy(buffer, &archive->raw_data[(u32)offset], length);
return length;
}
size_t IVFCFile::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const {
LOG_WARNING(Service_FS, "Attempted to write to IVFC file in archive %s.", archive->GetName().c_str());
return 0;
}
size_t IVFCFile::GetSize() const {
return sizeof(u8) * archive->raw_data.size();
}
bool IVFCFile::SetSize(const u64 size) const {
LOG_WARNING(Service_FS, "Attempted to set the size of an IVFC file in archive %s", archive->GetName().c_str());
return false;
}
} // namespace FileSys

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@ -0,0 +1,63 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <vector>
#include "common/common_types.h"
#include "core/file_sys/archive_backend.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
class IVFCArchive : public ArchiveBackend {
public:
IVFCArchive();
std::unique_ptr<FileBackend> OpenFile(const Path& path, const Mode mode) const override;
bool DeleteFile(const Path& path) const override;
bool RenameFile(const Path& src_path, const Path& dest_path) const override;
bool DeleteDirectory(const Path& path) const override;
ResultCode CreateFile(const Path& path, u32 size) const override;
bool CreateDirectory(const Path& path) const override;
bool RenameDirectory(const Path& src_path, const Path& dest_path) const override;
std::unique_ptr<DirectoryBackend> OpenDirectory(const Path& path) const override;
ResultCode Format(const Path& path) const override;
protected:
friend class IVFCFile;
std::vector<u8> raw_data;
};
class IVFCFile : public FileBackend {
public:
IVFCFile(const IVFCArchive* archive) : archive(archive) {}
bool Open() override { return true; }
size_t Read(const u64 offset, const u32 length, u8* buffer) const override;
size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const override;
size_t GetSize() const override;
bool SetSize(const u64 size) const override;
bool Close() const override { return false; }
void Flush() const override { }
private:
const IVFCArchive* archive;
};
class IVFCDirectory : public DirectoryBackend {
public:
IVFCDirectory() { }
bool Open() override { return false; }
u32 Read(const u32 count, Entry* entries) override { return 0; }
bool Close() const override { return false; }
};
} // namespace FileSys

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@ -14,6 +14,7 @@
#include "core/file_sys/archive_extsavedata.h"
#include "core/file_sys/archive_romfs.h"
#include "core/file_sys/archive_savedata.h"
#include "core/file_sys/archive_savedatacheck.h"
#include "core/file_sys/archive_sdmc.h"
#include "core/file_sys/directory_backend.h"
#include "core/hle/service/fs/archive.h"
@ -353,7 +354,7 @@ ResultCode DeleteDirectoryFromArchive(ArchiveHandle archive_handle, const FileSy
ErrorSummary::Canceled, ErrorLevel::Status);
}
ResultCode CreateFileInArchive(Handle archive_handle, const FileSys::Path& path, u32 file_size) {
ResultCode CreateFileInArchive(ArchiveHandle archive_handle, const FileSys::Path& path, u32 file_size) {
Archive* archive = GetArchive(archive_handle);
if (archive == nullptr)
return InvalidHandle(ErrorModule::FS);
@ -463,8 +464,8 @@ void ArchiveInit() {
sharedextsavedata_directory.c_str());
// Create the SaveDataCheck archive, basically a small variation of the RomFS archive
std::string savedatacheck_directory = FileUtil::GetUserPath(D_SAVEDATA_IDX) + "../savedatacheck/";
auto savedatacheck_archive = Common::make_unique<FileSys::Archive_RomFS>(savedatacheck_directory);
std::string savedatacheck_directory = FileUtil::GetUserPath(D_SAVEDATACHECK_IDX);
auto savedatacheck_archive = Common::make_unique<FileSys::Archive_SaveDataCheck>(savedatacheck_directory);
CreateArchive(std::move(savedatacheck_archive), ArchiveIdCode::SaveDataCheck);
}

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@ -91,7 +91,7 @@ ResultCode DeleteDirectoryFromArchive(ArchiveHandle archive_handle, const FileSy
* @param file_size The size of the new file, filled with zeroes
* @return File creation result code
*/
ResultCode CreateFileInArchive(Handle archive_handle, const FileSys::Path& path, u32 file_size);
ResultCode CreateFileInArchive(ArchiveHandle archive_handle, const FileSys::Path& path, u32 file_size);
/**
* Create a Directory from an Archive