mirror of https://git.suyu.dev/suyu/suyu
Merge pull request #123 from bunnei/fs
Initial implementation of RomFS filesystem and fsp-srvmerge-requests/60/head
bunnei
GitHub
commit
ab8525705b
@ -1,4 +1,4 @@
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// Copyright 2014 Citra Emulator Project
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// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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@ -1,99 +0,0 @@
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// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <algorithm>
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#include <cstdio>
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#include <memory>
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#include "common/common_types.h"
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#include "common/file_util.h"
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#include "common/logging/log.h"
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#include "core/file_sys/disk_archive.h"
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#include "core/file_sys/errors.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys {
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ResultVal<size_t> DiskFile::Read(const u64 offset, const size_t length, u8* buffer) const {
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if (!mode.read_flag)
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return ERROR_INVALID_OPEN_FLAGS;
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file->Seek(offset, SEEK_SET);
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return MakeResult<size_t>(file->ReadBytes(buffer, length));
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}
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ResultVal<size_t> DiskFile::Write(const u64 offset, const size_t length, const bool flush,
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const u8* buffer) const {
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if (!mode.write_flag)
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return ERROR_INVALID_OPEN_FLAGS;
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file->Seek(offset, SEEK_SET);
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size_t written = file->WriteBytes(buffer, length);
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if (flush)
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file->Flush();
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return MakeResult<size_t>(written);
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}
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u64 DiskFile::GetSize() const {
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return file->GetSize();
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}
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bool DiskFile::SetSize(const u64 size) const {
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file->Resize(size);
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file->Flush();
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return true;
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}
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bool DiskFile::Close() const {
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return file->Close();
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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DiskDirectory::DiskDirectory(const std::string& path) : directory() {
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unsigned size = FileUtil::ScanDirectoryTree(path, directory);
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directory.size = size;
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directory.isDirectory = true;
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children_iterator = directory.children.begin();
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}
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u32 DiskDirectory::Read(const u32 count, Entry* entries) {
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u32 entries_read = 0;
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while (entries_read < count && children_iterator != directory.children.cend()) {
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const FileUtil::FSTEntry& file = *children_iterator;
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const std::string& filename = file.virtualName;
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Entry& entry = entries[entries_read];
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LOG_TRACE(Service_FS, "File %s: size=%llu dir=%d", filename.c_str(), file.size,
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file.isDirectory);
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// TODO(Link Mauve): use a proper conversion to UTF-16.
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for (size_t j = 0; j < FILENAME_LENGTH; ++j) {
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entry.filename[j] = filename[j];
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if (!filename[j])
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break;
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}
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FileUtil::SplitFilename83(filename, entry.short_name, entry.extension);
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entry.is_directory = file.isDirectory;
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entry.is_hidden = (filename[0] == '.');
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entry.is_read_only = 0;
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entry.file_size = file.size;
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// We emulate a SD card where the archive bit has never been cleared, as it would be on
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// most user SD cards.
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// Some homebrews (blargSNES for instance) are known to mistakenly use the archive bit as a
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// file bit.
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entry.is_archive = !file.isDirectory;
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++entries_read;
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++children_iterator;
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}
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return entries_read;
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}
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} // namespace FileSys
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@ -1,68 +0,0 @@
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// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <cstddef>
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#include <memory>
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#include <string>
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#include <vector>
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#include "common/common_types.h"
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#include "common/file_util.h"
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#include "core/file_sys/archive_backend.h"
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#include "core/file_sys/directory_backend.h"
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#include "core/file_sys/file_backend.h"
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#include "core/hle/result.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys {
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class DiskFile : public FileBackend {
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public:
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DiskFile(FileUtil::IOFile&& file_, const Mode& mode_)
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: file(new FileUtil::IOFile(std::move(file_))) {
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mode.hex = mode_.hex;
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}
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ResultVal<size_t> Read(u64 offset, size_t length, u8* buffer) const override;
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ResultVal<size_t> Write(u64 offset, size_t length, bool flush, const u8* buffer) const override;
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u64 GetSize() const override;
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bool SetSize(u64 size) const override;
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bool Close() const override;
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void Flush() const override {
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file->Flush();
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}
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protected:
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Mode mode;
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std::unique_ptr<FileUtil::IOFile> file;
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};
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class DiskDirectory : public DirectoryBackend {
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public:
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DiskDirectory(const std::string& path);
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~DiskDirectory() override {
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Close();
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}
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u32 Read(const u32 count, Entry* entries) override;
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bool Close() const override {
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return true;
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}
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protected:
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u32 total_entries_in_directory;
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FileUtil::FSTEntry directory;
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// We need to remember the last entry we returned, so a subsequent call to Read will continue
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// from the next one. This iterator will always point to the next unread entry.
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std::vector<FileUtil::FSTEntry>::iterator children_iterator;
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};
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} // namespace FileSys
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@ -0,0 +1,38 @@
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// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <algorithm>
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#include <memory>
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#include "common/common_types.h"
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#include "common/logging/log.h"
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#include "core/file_sys/romfs_factory.h"
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#include "core/file_sys/romfs_filesystem.h"
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namespace FileSys {
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RomFS_Factory::RomFS_Factory(Loader::AppLoader& app_loader) {
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// Load the RomFS from the app
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if (Loader::ResultStatus::Success != app_loader.ReadRomFS(romfs_file, data_offset, data_size)) {
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LOG_ERROR(Service_FS, "Unable to read RomFS!");
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}
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}
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ResultVal<std::unique_ptr<FileSystemBackend>> RomFS_Factory::Open(const Path& path) {
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auto archive = std::make_unique<RomFS_FileSystem>(romfs_file, data_offset, data_size);
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return MakeResult<std::unique_ptr<FileSystemBackend>>(std::move(archive));
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}
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ResultCode RomFS_Factory::Format(const Path& path, const FileSys::ArchiveFormatInfo& format_info) {
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LOG_ERROR(Service_FS, "Unimplemented Format archive %s", GetName().c_str());
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// TODO(bunnei): Find the right error code for this
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return ResultCode(-1);
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}
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ResultVal<ArchiveFormatInfo> RomFS_Factory::GetFormatInfo(const Path& path) const {
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LOG_ERROR(Service_FS, "Unimplemented GetFormatInfo archive %s", GetName().c_str());
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// TODO(bunnei): Find the right error code for this
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return ResultCode(-1);
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}
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} // namespace FileSys
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@ -0,0 +1,35 @@
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// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <memory>
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#include <string>
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#include <vector>
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#include "common/common_types.h"
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#include "core/file_sys/filesystem.h"
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#include "core/hle/result.h"
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#include "core/loader/loader.h"
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namespace FileSys {
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/// File system interface to the RomFS archive
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class RomFS_Factory final : public FileSystemFactory {
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public:
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explicit RomFS_Factory(Loader::AppLoader& app_loader);
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std::string GetName() const override {
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return "ArchiveFactory_RomFS";
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}
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ResultVal<std::unique_ptr<FileSystemBackend>> Open(const Path& path) override;
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ResultCode Format(const Path& path, const FileSys::ArchiveFormatInfo& format_info) override;
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ResultVal<ArchiveFormatInfo> GetFormatInfo(const Path& path) const override;
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private:
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std::shared_ptr<FileUtil::IOFile> romfs_file;
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u64 data_offset;
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u64 data_size;
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};
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} // namespace FileSys
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@ -1,330 +0,0 @@
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// Copyright 2016 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include "common/file_util.h"
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#include "core/file_sys/disk_archive.h"
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#include "core/file_sys/errors.h"
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#include "core/file_sys/path_parser.h"
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#include "core/file_sys/savedata_archive.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys {
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ResultVal<std::unique_ptr<FileBackend>> SaveDataArchive::OpenFile(const Path& path,
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const Mode& mode) const {
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LOG_DEBUG(Service_FS, "called path=%s mode=%01X", path.DebugStr().c_str(), mode.hex);
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const PathParser path_parser(path);
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if (!path_parser.IsValid()) {
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LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str());
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return ERROR_INVALID_PATH;
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}
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if (mode.hex == 0) {
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LOG_ERROR(Service_FS, "Empty open mode");
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return ERROR_UNSUPPORTED_OPEN_FLAGS;
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}
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if (mode.create_flag && !mode.write_flag) {
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LOG_ERROR(Service_FS, "Create flag set but write flag not set");
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return ERROR_UNSUPPORTED_OPEN_FLAGS;
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}
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const auto full_path = path_parser.BuildHostPath(mount_point);
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switch (path_parser.GetHostStatus(mount_point)) {
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case PathParser::InvalidMountPoint:
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LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str());
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return ERROR_FILE_NOT_FOUND;
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case PathParser::PathNotFound:
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LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str());
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return ERROR_PATH_NOT_FOUND;
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case PathParser::FileInPath:
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case PathParser::DirectoryFound:
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LOG_ERROR(Service_FS, "Unexpected file or directory in %s", full_path.c_str());
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return ERROR_UNEXPECTED_FILE_OR_DIRECTORY;
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case PathParser::NotFound:
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if (!mode.create_flag) {
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LOG_ERROR(Service_FS, "Non-existing file %s can't be open without mode create.",
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full_path.c_str());
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return ERROR_FILE_NOT_FOUND;
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} else {
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// Create the file
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FileUtil::CreateEmptyFile(full_path);
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}
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break;
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case PathParser::FileFound:
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break; // Expected 'success' case
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}
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FileUtil::IOFile file(full_path, mode.write_flag ? "r+b" : "rb");
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if (!file.IsOpen()) {
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LOG_CRITICAL(Service_FS, "(unreachable) Unknown error opening %s", full_path.c_str());
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return ERROR_FILE_NOT_FOUND;
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}
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auto disk_file = std::make_unique<DiskFile>(std::move(file), mode);
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return MakeResult<std::unique_ptr<FileBackend>>(std::move(disk_file));
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}
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ResultCode SaveDataArchive::DeleteFile(const Path& path) const {
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const PathParser path_parser(path);
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if (!path_parser.IsValid()) {
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LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str());
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return ERROR_INVALID_PATH;
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}
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const auto full_path = path_parser.BuildHostPath(mount_point);
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switch (path_parser.GetHostStatus(mount_point)) {
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case PathParser::InvalidMountPoint:
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LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str());
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return ERROR_FILE_NOT_FOUND;
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case PathParser::PathNotFound:
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LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str());
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return ERROR_PATH_NOT_FOUND;
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case PathParser::FileInPath:
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case PathParser::DirectoryFound:
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case PathParser::NotFound:
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LOG_ERROR(Service_FS, "File not found %s", full_path.c_str());
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return ERROR_FILE_NOT_FOUND;
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case PathParser::FileFound:
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break; // Expected 'success' case
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}
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if (FileUtil::Delete(full_path)) {
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return RESULT_SUCCESS;
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}
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LOG_CRITICAL(Service_FS, "(unreachable) Unknown error deleting %s", full_path.c_str());
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return ERROR_FILE_NOT_FOUND;
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}
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ResultCode SaveDataArchive::RenameFile(const Path& src_path, const Path& dest_path) const {
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const PathParser path_parser_src(src_path);
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// TODO: Verify these return codes with HW
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if (!path_parser_src.IsValid()) {
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LOG_ERROR(Service_FS, "Invalid src path %s", src_path.DebugStr().c_str());
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return ERROR_INVALID_PATH;
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}
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const PathParser path_parser_dest(dest_path);
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if (!path_parser_dest.IsValid()) {
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LOG_ERROR(Service_FS, "Invalid dest path %s", dest_path.DebugStr().c_str());
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return ERROR_INVALID_PATH;
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}
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const auto src_path_full = path_parser_src.BuildHostPath(mount_point);
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const auto dest_path_full = path_parser_dest.BuildHostPath(mount_point);
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if (FileUtil::Rename(src_path_full, dest_path_full)) {
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return RESULT_SUCCESS;
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}
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// TODO(bunnei): Use correct error code
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return ResultCode(-1);
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}
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template <typename T>
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static ResultCode DeleteDirectoryHelper(const Path& path, const std::string& mount_point,
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T deleter) {
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const PathParser path_parser(path);
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if (!path_parser.IsValid()) {
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LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str());
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return ERROR_INVALID_PATH;
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}
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if (path_parser.IsRootDirectory())
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return ERROR_DIRECTORY_NOT_EMPTY;
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const auto full_path = path_parser.BuildHostPath(mount_point);
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switch (path_parser.GetHostStatus(mount_point)) {
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case PathParser::InvalidMountPoint:
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LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str());
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return ERROR_PATH_NOT_FOUND;
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case PathParser::PathNotFound:
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case PathParser::NotFound:
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LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str());
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return ERROR_PATH_NOT_FOUND;
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case PathParser::FileInPath:
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case PathParser::FileFound:
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LOG_ERROR(Service_FS, "Unexpected file or directory %s", full_path.c_str());
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return ERROR_UNEXPECTED_FILE_OR_DIRECTORY;
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case PathParser::DirectoryFound:
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break; // Expected 'success' case
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}
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if (deleter(full_path)) {
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return RESULT_SUCCESS;
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}
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LOG_ERROR(Service_FS, "Directory not empty %s", full_path.c_str());
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return ERROR_DIRECTORY_NOT_EMPTY;
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}
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ResultCode SaveDataArchive::DeleteDirectory(const Path& path) const {
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return DeleteDirectoryHelper(path, mount_point, FileUtil::DeleteDir);
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}
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ResultCode SaveDataArchive::DeleteDirectoryRecursively(const Path& path) const {
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return DeleteDirectoryHelper(
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path, mount_point, [](const std::string& p) { return FileUtil::DeleteDirRecursively(p); });
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}
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ResultCode SaveDataArchive::CreateFile(const FileSys::Path& path, u64 size) const {
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const PathParser path_parser(path);
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if (!path_parser.IsValid()) {
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LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str());
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return ERROR_INVALID_PATH;
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}
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const auto full_path = path_parser.BuildHostPath(mount_point);
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switch (path_parser.GetHostStatus(mount_point)) {
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case PathParser::InvalidMountPoint:
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LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str());
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return ERROR_FILE_NOT_FOUND;
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case PathParser::PathNotFound:
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LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str());
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return ERROR_PATH_NOT_FOUND;
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case PathParser::FileInPath:
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LOG_ERROR(Service_FS, "Unexpected file in path %s", full_path.c_str());
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return ERROR_UNEXPECTED_FILE_OR_DIRECTORY;
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case PathParser::DirectoryFound:
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case PathParser::FileFound:
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LOG_ERROR(Service_FS, "%s already exists", full_path.c_str());
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return ERROR_FILE_ALREADY_EXISTS;
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case PathParser::NotFound:
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break; // Expected 'success' case
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}
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if (size == 0) {
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FileUtil::CreateEmptyFile(full_path);
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return RESULT_SUCCESS;
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}
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FileUtil::IOFile file(full_path, "wb");
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// Creates a sparse file (or a normal file on filesystems without the concept of sparse files)
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// We do this by seeking to the right size, then writing a single null byte.
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if (file.Seek(size - 1, SEEK_SET) && file.WriteBytes("", 1) == 1) {
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return RESULT_SUCCESS;
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}
|
||||
|
||||
LOG_ERROR(Service_FS, "Too large file");
|
||||
|
||||
// TODO(bunnei): Use correct error code
|
||||
return ResultCode(-1);
|
||||
}
|
||||
|
||||
ResultCode SaveDataArchive::CreateDirectory(const Path& path) const {
|
||||
const PathParser path_parser(path);
|
||||
|
||||
if (!path_parser.IsValid()) {
|
||||
LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str());
|
||||
return ERROR_INVALID_PATH;
|
||||
}
|
||||
|
||||
const auto full_path = path_parser.BuildHostPath(mount_point);
|
||||
|
||||
switch (path_parser.GetHostStatus(mount_point)) {
|
||||
case PathParser::InvalidMountPoint:
|
||||
LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str());
|
||||
return ERROR_FILE_NOT_FOUND;
|
||||
case PathParser::PathNotFound:
|
||||
LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str());
|
||||
return ERROR_PATH_NOT_FOUND;
|
||||
case PathParser::FileInPath:
|
||||
LOG_ERROR(Service_FS, "Unexpected file in path %s", full_path.c_str());
|
||||
return ERROR_UNEXPECTED_FILE_OR_DIRECTORY;
|
||||
case PathParser::DirectoryFound:
|
||||
case PathParser::FileFound:
|
||||
LOG_ERROR(Service_FS, "%s already exists", full_path.c_str());
|
||||
return ERROR_DIRECTORY_ALREADY_EXISTS;
|
||||
case PathParser::NotFound:
|
||||
break; // Expected 'success' case
|
||||
}
|
||||
|
||||
if (FileUtil::CreateDir(mount_point + path.AsString())) {
|
||||
return RESULT_SUCCESS;
|
||||
}
|
||||
|
||||
LOG_CRITICAL(Service_FS, "(unreachable) Unknown error creating %s", mount_point.c_str());
|
||||
|
||||
// TODO(bunnei): Use correct error code
|
||||
return ResultCode(-1);
|
||||
}
|
||||
|
||||
ResultCode SaveDataArchive::RenameDirectory(const Path& src_path, const Path& dest_path) const {
|
||||
const PathParser path_parser_src(src_path);
|
||||
|
||||
// TODO: Verify these return codes with HW
|
||||
if (!path_parser_src.IsValid()) {
|
||||
LOG_ERROR(Service_FS, "Invalid src path %s", src_path.DebugStr().c_str());
|
||||
return ERROR_INVALID_PATH;
|
||||
}
|
||||
|
||||
const PathParser path_parser_dest(dest_path);
|
||||
|
||||
if (!path_parser_dest.IsValid()) {
|
||||
LOG_ERROR(Service_FS, "Invalid dest path %s", dest_path.DebugStr().c_str());
|
||||
return ERROR_INVALID_PATH;
|
||||
}
|
||||
|
||||
const auto src_path_full = path_parser_src.BuildHostPath(mount_point);
|
||||
const auto dest_path_full = path_parser_dest.BuildHostPath(mount_point);
|
||||
|
||||
if (FileUtil::Rename(src_path_full, dest_path_full)) {
|
||||
return RESULT_SUCCESS;
|
||||
}
|
||||
|
||||
// TODO(bunnei): Use correct error code
|
||||
return ResultCode(-1);
|
||||
}
|
||||
|
||||
ResultVal<std::unique_ptr<DirectoryBackend>> SaveDataArchive::OpenDirectory(
|
||||
const Path& path) const {
|
||||
const PathParser path_parser(path);
|
||||
|
||||
if (!path_parser.IsValid()) {
|
||||
LOG_ERROR(Service_FS, "Invalid path %s", path.DebugStr().c_str());
|
||||
return ERROR_INVALID_PATH;
|
||||
}
|
||||
|
||||
const auto full_path = path_parser.BuildHostPath(mount_point);
|
||||
|
||||
switch (path_parser.GetHostStatus(mount_point)) {
|
||||
case PathParser::InvalidMountPoint:
|
||||
LOG_CRITICAL(Service_FS, "(unreachable) Invalid mount point %s", mount_point.c_str());
|
||||
return ERROR_FILE_NOT_FOUND;
|
||||
case PathParser::PathNotFound:
|
||||
case PathParser::NotFound:
|
||||
LOG_ERROR(Service_FS, "Path not found %s", full_path.c_str());
|
||||
return ERROR_PATH_NOT_FOUND;
|
||||
case PathParser::FileInPath:
|
||||
case PathParser::FileFound:
|
||||
LOG_ERROR(Service_FS, "Unexpected file in path %s", full_path.c_str());
|
||||
return ERROR_UNEXPECTED_FILE_OR_DIRECTORY;
|
||||
case PathParser::DirectoryFound:
|
||||
break; // Expected 'success' case
|
||||
}
|
||||
|
||||
auto directory = std::make_unique<DiskDirectory>(full_path);
|
||||
return MakeResult<std::unique_ptr<DirectoryBackend>>(std::move(directory));
|
||||
}
|
||||
|
||||
u64 SaveDataArchive::GetFreeBytes() const {
|
||||
// TODO: Stubbed to return 1GiB
|
||||
return 1024 * 1024 * 1024;
|
||||
}
|
||||
|
||||
} // namespace FileSys
|
||||
@ -1,43 +0,0 @@
|
||||
// Copyright 2016 Citra Emulator Project
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#pragma once
|
||||
|
||||
#include <string>
|
||||
#include "core/file_sys/archive_backend.h"
|
||||
#include "core/file_sys/directory_backend.h"
|
||||
#include "core/file_sys/file_backend.h"
|
||||
#include "core/hle/result.h"
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
// FileSys namespace
|
||||
|
||||
namespace FileSys {
|
||||
|
||||
/// Archive backend for general save data archive type (SaveData and SystemSaveData)
|
||||
class SaveDataArchive : public ArchiveBackend {
|
||||
public:
|
||||
explicit SaveDataArchive(const std::string& mount_point_) : mount_point(mount_point_) {}
|
||||
|
||||
std::string GetName() const override {
|
||||
return "SaveDataArchive: " + mount_point;
|
||||
}
|
||||
|
||||
ResultVal<std::unique_ptr<FileBackend>> OpenFile(const Path& path,
|
||||
const Mode& mode) const override;
|
||||
ResultCode DeleteFile(const Path& path) const override;
|
||||
ResultCode RenameFile(const Path& src_path, const Path& dest_path) const override;
|
||||
ResultCode DeleteDirectory(const Path& path) const override;
|
||||
ResultCode DeleteDirectoryRecursively(const Path& path) const override;
|
||||
ResultCode CreateFile(const Path& path, u64 size) const override;
|
||||
ResultCode CreateDirectory(const Path& path) const override;
|
||||
ResultCode RenameDirectory(const Path& src_path, const Path& dest_path) const override;
|
||||
ResultVal<std::unique_ptr<DirectoryBackend>> OpenDirectory(const Path& path) const override;
|
||||
u64 GetFreeBytes() const override;
|
||||
|
||||
protected:
|
||||
std::string mount_point;
|
||||
};
|
||||
|
||||
} // namespace FileSys
|
||||
@ -1,163 +0,0 @@
|
||||
// Copyright 2017 Citra Emulator Project
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#include <cinttypes>
|
||||
#include "common/alignment.h"
|
||||
#include "common/file_util.h"
|
||||
#include "common/logging/log.h"
|
||||
#include "core/file_sys/title_metadata.h"
|
||||
#include "core/loader/loader.h"
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
// FileSys namespace
|
||||
|
||||
namespace FileSys {
|
||||
|
||||
static u32 GetSignatureSize(u32 signature_type) {
|
||||
switch (signature_type) {
|
||||
case Rsa4096Sha1:
|
||||
case Rsa4096Sha256:
|
||||
return 0x200;
|
||||
|
||||
case Rsa2048Sha1:
|
||||
case Rsa2048Sha256:
|
||||
return 0x100;
|
||||
|
||||
case EllipticSha1:
|
||||
case EcdsaSha256:
|
||||
return 0x3C;
|
||||
}
|
||||
}
|
||||
|
||||
Loader::ResultStatus TitleMetadata::Load() {
|
||||
FileUtil::IOFile file(filepath, "rb");
|
||||
if (!file.IsOpen())
|
||||
return Loader::ResultStatus::Error;
|
||||
|
||||
if (!file.ReadBytes(&signature_type, sizeof(u32_be)))
|
||||
return Loader::ResultStatus::Error;
|
||||
|
||||
// Signature lengths are variable, and the body follows the signature
|
||||
u32 signature_size = GetSignatureSize(signature_type);
|
||||
|
||||
tmd_signature.resize(signature_size);
|
||||
if (!file.ReadBytes(&tmd_signature[0], signature_size))
|
||||
return Loader::ResultStatus::Error;
|
||||
|
||||
// The TMD body start position is rounded to the nearest 0x40 after the signature
|
||||
size_t body_start = Common::AlignUp(signature_size + sizeof(u32), 0x40);
|
||||
file.Seek(body_start, SEEK_SET);
|
||||
|
||||
// Read our TMD body, then load the amount of ContentChunks specified
|
||||
if (file.ReadBytes(&tmd_body, sizeof(TitleMetadata::Body)) != sizeof(TitleMetadata::Body))
|
||||
return Loader::ResultStatus::Error;
|
||||
|
||||
for (u16 i = 0; i < tmd_body.content_count; i++) {
|
||||
ContentChunk chunk;
|
||||
if (file.ReadBytes(&chunk, sizeof(ContentChunk)) == sizeof(ContentChunk)) {
|
||||
tmd_chunks.push_back(chunk);
|
||||
} else {
|
||||
LOG_ERROR(Service_FS, "Malformed TMD %s, failed to load content chunk index %u!",
|
||||
filepath.c_str(), i);
|
||||
return Loader::ResultStatus::ErrorInvalidFormat;
|
||||
}
|
||||
}
|
||||
|
||||
return Loader::ResultStatus::Success;
|
||||
}
|
||||
|
||||
Loader::ResultStatus TitleMetadata::Save() {
|
||||
UNIMPLEMENTED();
|
||||
return Loader::ResultStatus::Success;
|
||||
}
|
||||
|
||||
u64 TitleMetadata::GetTitleID() const {
|
||||
return tmd_body.title_id;
|
||||
}
|
||||
|
||||
u32 TitleMetadata::GetTitleType() const {
|
||||
return tmd_body.title_type;
|
||||
}
|
||||
|
||||
u16 TitleMetadata::GetTitleVersion() const {
|
||||
return tmd_body.title_version;
|
||||
}
|
||||
|
||||
u64 TitleMetadata::GetSystemVersion() const {
|
||||
return tmd_body.system_version;
|
||||
}
|
||||
|
||||
size_t TitleMetadata::GetContentCount() const {
|
||||
return tmd_chunks.size();
|
||||
}
|
||||
|
||||
u32 TitleMetadata::GetBootContentID() const {
|
||||
return tmd_chunks[TMDContentIndex::Main].id;
|
||||
}
|
||||
|
||||
u32 TitleMetadata::GetManualContentID() const {
|
||||
return tmd_chunks[TMDContentIndex::Manual].id;
|
||||
}
|
||||
|
||||
u32 TitleMetadata::GetDLPContentID() const {
|
||||
return tmd_chunks[TMDContentIndex::DLP].id;
|
||||
}
|
||||
|
||||
void TitleMetadata::SetTitleID(u64 title_id) {
|
||||
tmd_body.title_id = title_id;
|
||||
}
|
||||
|
||||
void TitleMetadata::SetTitleType(u32 type) {
|
||||
tmd_body.title_type = type;
|
||||
}
|
||||
|
||||
void TitleMetadata::SetTitleVersion(u16 version) {
|
||||
tmd_body.title_version = version;
|
||||
}
|
||||
|
||||
void TitleMetadata::SetSystemVersion(u64 version) {
|
||||
tmd_body.system_version = version;
|
||||
}
|
||||
|
||||
void TitleMetadata::AddContentChunk(const ContentChunk& chunk) {
|
||||
tmd_chunks.push_back(chunk);
|
||||
}
|
||||
|
||||
void TitleMetadata::Print() const {
|
||||
LOG_DEBUG(Service_FS, "%s - %u chunks", filepath.c_str(),
|
||||
static_cast<u32>(tmd_body.content_count));
|
||||
|
||||
// Content info describes ranges of content chunks
|
||||
LOG_DEBUG(Service_FS, "Content info:");
|
||||
for (size_t i = 0; i < tmd_body.contentinfo.size(); i++) {
|
||||
if (tmd_body.contentinfo[i].command_count == 0)
|
||||
break;
|
||||
|
||||
LOG_DEBUG(Service_FS, " Index %04X, Command Count %04X",
|
||||
static_cast<u32>(tmd_body.contentinfo[i].index),
|
||||
static_cast<u32>(tmd_body.contentinfo[i].command_count));
|
||||
}
|
||||
|
||||
// For each content info, print their content chunk range
|
||||
for (size_t i = 0; i < tmd_body.contentinfo.size(); i++) {
|
||||
u16 index = static_cast<u16>(tmd_body.contentinfo[i].index);
|
||||
u16 count = static_cast<u16>(tmd_body.contentinfo[i].command_count);
|
||||
|
||||
if (count == 0)
|
||||
continue;
|
||||
|
||||
LOG_DEBUG(Service_FS, "Content chunks for content info index %zu:", i);
|
||||
for (u16 j = index; j < index + count; j++) {
|
||||
// Don't attempt to print content we don't have
|
||||
if (j > tmd_body.content_count)
|
||||
break;
|
||||
|
||||
const ContentChunk& chunk = tmd_chunks[j];
|
||||
LOG_DEBUG(Service_FS, " ID %08X, Index %04X, Type %04x, Size %016" PRIX64,
|
||||
static_cast<u32>(chunk.id), static_cast<u32>(chunk.index),
|
||||
static_cast<u32>(chunk.type), static_cast<u64>(chunk.size));
|
||||
}
|
||||
}
|
||||
}
|
||||
} // namespace FileSys
|
||||
@ -1,126 +0,0 @@
|
||||
// Copyright 2017 Citra Emulator Project
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#pragma once
|
||||
|
||||
#include <array>
|
||||
#include <string>
|
||||
#include <vector>
|
||||
#include "common/common_types.h"
|
||||
#include "common/swap.h"
|
||||
|
||||
namespace Loader {
|
||||
enum class ResultStatus;
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
// FileSys namespace
|
||||
|
||||
namespace FileSys {
|
||||
|
||||
enum TMDSignatureType : u32 {
|
||||
Rsa4096Sha1 = 0x10000,
|
||||
Rsa2048Sha1 = 0x10001,
|
||||
EllipticSha1 = 0x10002,
|
||||
Rsa4096Sha256 = 0x10003,
|
||||
Rsa2048Sha256 = 0x10004,
|
||||
EcdsaSha256 = 0x10005
|
||||
};
|
||||
|
||||
enum TMDContentTypeFlag : u16 {
|
||||
Encrypted = 1 << 1,
|
||||
Disc = 1 << 2,
|
||||
CFM = 1 << 3,
|
||||
Optional = 1 << 14,
|
||||
Shared = 1 << 15
|
||||
};
|
||||
|
||||
/**
|
||||
* Helper which implements an interface to read and write Title Metadata (TMD) files.
|
||||
* If a file path is provided and the file exists, it can be parsed and used, otherwise
|
||||
* it must be created. The TMD file can then be interpreted, modified and/or saved.
|
||||
*/
|
||||
class TitleMetadata {
|
||||
public:
|
||||
struct ContentChunk {
|
||||
u32_be id;
|
||||
u16_be index;
|
||||
u16_be type;
|
||||
u64_be size;
|
||||
std::array<u8, 0x20> hash;
|
||||
};
|
||||
|
||||
static_assert(sizeof(ContentChunk) == 0x30, "TMD ContentChunk structure size is wrong");
|
||||
|
||||
struct ContentInfo {
|
||||
u16_be index;
|
||||
u16_be command_count;
|
||||
std::array<u8, 0x20> hash;
|
||||
};
|
||||
|
||||
static_assert(sizeof(ContentInfo) == 0x24, "TMD ContentInfo structure size is wrong");
|
||||
|
||||
#pragma pack(push, 1)
|
||||
|
||||
struct Body {
|
||||
std::array<u8, 0x40> issuer;
|
||||
u8 version;
|
||||
u8 ca_crl_version;
|
||||
u8 signer_crl_version;
|
||||
u8 reserved;
|
||||
u64_be system_version;
|
||||
u64_be title_id;
|
||||
u32_be title_type;
|
||||
u16_be group_id;
|
||||
u32_be savedata_size;
|
||||
u32_be srl_private_savedata_size;
|
||||
std::array<u8, 4> reserved_2;
|
||||
u8 srl_flag;
|
||||
std::array<u8, 0x31> reserved_3;
|
||||
u32_be access_rights;
|
||||
u16_be title_version;
|
||||
u16_be content_count;
|
||||
u16_be boot_content;
|
||||
std::array<u8, 2> reserved_4;
|
||||
std::array<u8, 0x20> contentinfo_hash;
|
||||
std::array<ContentInfo, 64> contentinfo;
|
||||
};
|
||||
|
||||
static_assert(sizeof(Body) == 0x9C4, "TMD body structure size is wrong");
|
||||
|
||||
#pragma pack(pop)
|
||||
|
||||
explicit TitleMetadata(std::string& path) : filepath(std::move(path)) {}
|
||||
Loader::ResultStatus Load();
|
||||
Loader::ResultStatus Save();
|
||||
|
||||
u64 GetTitleID() const;
|
||||
u32 GetTitleType() const;
|
||||
u16 GetTitleVersion() const;
|
||||
u64 GetSystemVersion() const;
|
||||
size_t GetContentCount() const;
|
||||
u32 GetBootContentID() const;
|
||||
u32 GetManualContentID() const;
|
||||
u32 GetDLPContentID() const;
|
||||
|
||||
void SetTitleID(u64 title_id);
|
||||
void SetTitleType(u32 type);
|
||||
void SetTitleVersion(u16 version);
|
||||
void SetSystemVersion(u64 version);
|
||||
void AddContentChunk(const ContentChunk& chunk);
|
||||
|
||||
void Print() const;
|
||||
|
||||
private:
|
||||
enum TMDContentIndex { Main = 0, Manual = 1, DLP = 2 };
|
||||
|
||||
Body tmd_body;
|
||||
u32_be signature_type;
|
||||
std::vector<u8> tmd_signature;
|
||||
std::vector<ContentChunk> tmd_chunks;
|
||||
|
||||
std::string filepath;
|
||||
};
|
||||
|
||||
} // namespace FileSys
|
||||
@ -0,0 +1,54 @@
|
||||
// Copyright 2018 yuzu emulator team
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#include <boost/container/flat_map.hpp>
|
||||
#include "core/file_sys/filesystem.h"
|
||||
#include "core/hle/service/filesystem/filesystem.h"
|
||||
#include "core/hle/service/filesystem/fsp_srv.h"
|
||||
|
||||
namespace Service {
|
||||
namespace FileSystem {
|
||||
|
||||
/**
|
||||
* Map of registered file systems, identified by type. Once an file system is registered here, it
|
||||
* is never removed until UnregisterFileSystems is called.
|
||||
*/
|
||||
static boost::container::flat_map<Type, std::unique_ptr<FileSys::FileSystemFactory>> filesystem_map;
|
||||
|
||||
ResultCode RegisterFileSystem(std::unique_ptr<FileSys::FileSystemFactory>&& factory, Type type) {
|
||||
auto result = filesystem_map.emplace(type, std::move(factory));
|
||||
|
||||
bool inserted = result.second;
|
||||
ASSERT_MSG(inserted, "Tried to register more than one system with same id code");
|
||||
|
||||
auto& filesystem = result.first->second;
|
||||
LOG_DEBUG(Service_FS, "Registered file system %s with id code 0x%08X",
|
||||
filesystem->GetName().c_str(), static_cast<u32>(type));
|
||||
return RESULT_SUCCESS;
|
||||
}
|
||||
|
||||
ResultVal<std::unique_ptr<FileSys::FileSystemBackend>> OpenFileSystem(Type type,
|
||||
FileSys::Path& path) {
|
||||
LOG_TRACE(Service_FS, "Opening FileSystem with type=%d", type);
|
||||
|
||||
auto itr = filesystem_map.find(type);
|
||||
if (itr == filesystem_map.end()) {
|
||||
// TODO(bunnei): Find a better error code for this
|
||||
return ResultCode(-1);
|
||||
}
|
||||
|
||||
return itr->second->Open(path);
|
||||
}
|
||||
|
||||
void UnregisterFileSystems() {
|
||||
filesystem_map.clear();
|
||||
}
|
||||
|
||||
void InstallInterfaces(SM::ServiceManager& service_manager) {
|
||||
UnregisterFileSystems();
|
||||
std::make_shared<FSP_SRV>()->InstallAsService(service_manager);
|
||||
}
|
||||
|
||||
} // namespace FileSystem
|
||||
} // namespace Service
|
||||
@ -0,0 +1,50 @@
|
||||
// Copyright 2018 yuzu emulator team
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#pragma once
|
||||
|
||||
#include <memory>
|
||||
#include "common/common_types.h"
|
||||
#include "core/hle/result.h"
|
||||
|
||||
namespace FileSys {
|
||||
class FileSystemBackend;
|
||||
class FileSystemFactory;
|
||||
class Path;
|
||||
} // namespace FileSys
|
||||
|
||||
namespace Service {
|
||||
|
||||
namespace SM {
|
||||
class ServiceManager;
|
||||
} // namespace SM
|
||||
|
||||
namespace FileSystem {
|
||||
|
||||
/// Supported FileSystem types
|
||||
enum class Type {
|
||||
RomFS = 1,
|
||||
};
|
||||
|
||||
/**
|
||||
* Registers a FileSystem, instances of which can later be opened using its IdCode.
|
||||
* @param factory FileSystem backend interface to use
|
||||
* @param type Type used to access this type of FileSystem
|
||||
*/
|
||||
ResultCode RegisterFileSystem(std::unique_ptr<FileSys::FileSystemFactory>&& factory, Type type);
|
||||
|
||||
/**
|
||||
* Opens a file system
|
||||
* @param type Type of the file system to open
|
||||
* @param path Path to the file system, used with Binary paths
|
||||
* @return FileSys::FileSystemBackend interface to the file system
|
||||
*/
|
||||
ResultVal<std::unique_ptr<FileSys::FileSystemBackend>> OpenFileSystem(Type type,
|
||||
FileSys::Path& path);
|
||||
|
||||
/// Registers all Filesystem services with the specified service manager.
|
||||
void InstallInterfaces(SM::ServiceManager& service_manager);
|
||||
|
||||
} // namespace FileSystem
|
||||
} // namespace Service
|
||||
@ -0,0 +1,138 @@
|
||||
// Copyright 2018 yuzu emulator team
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#include "common/logging/log.h"
|
||||
#include "core/core.h"
|
||||
#include "core/file_sys/filesystem.h"
|
||||
#include "core/file_sys/storage.h"
|
||||
#include "core/hle/ipc_helpers.h"
|
||||
#include "core/hle/kernel/client_port.h"
|
||||
#include "core/hle/kernel/client_session.h"
|
||||
#include "core/hle/service/filesystem/filesystem.h"
|
||||
#include "core/hle/service/filesystem/fsp_srv.h"
|
||||
|
||||
namespace Service {
|
||||
namespace FileSystem {
|
||||
|
||||
class IStorage final : public ServiceFramework<IStorage> {
|
||||
public:
|
||||
IStorage(std::unique_ptr<FileSys::StorageBackend>&& backend)
|
||||
: ServiceFramework("IStorage"), backend(std::move(backend)) {
|
||||
static const FunctionInfo functions[] = {
|
||||
{0, &IStorage::Read, "Read"}, {1, nullptr, "Write"}, {2, nullptr, "Flush"},
|
||||
{3, nullptr, "SetSize"}, {4, nullptr, "GetSize"},
|
||||
};
|
||||
RegisterHandlers(functions);
|
||||
}
|
||||
|
||||
private:
|
||||
std::unique_ptr<FileSys::StorageBackend> backend;
|
||||
|
||||
void Read(Kernel::HLERequestContext& ctx) {
|
||||
IPC::RequestParser rp{ctx};
|
||||
const s64 offset = rp.Pop<s64>();
|
||||
const s64 length = rp.Pop<s64>();
|
||||
const auto& descriptor = ctx.BufferDescriptorB()[0];
|
||||
|
||||
LOG_DEBUG(Service_FS, "called, offset=0x%llx, length=0x%llx", offset, length);
|
||||
|
||||
// Error checking
|
||||
ASSERT_MSG(length == descriptor.Size(), "unexpected size difference");
|
||||
if (length < 0) {
|
||||
IPC::RequestBuilder rb{ctx, 2};
|
||||
rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidLength));
|
||||
return;
|
||||
}
|
||||
if (offset < 0) {
|
||||
IPC::RequestBuilder rb{ctx, 2};
|
||||
rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidOffset));
|
||||
return;
|
||||
}
|
||||
|
||||
// Read the data from the Storage backend
|
||||
std::vector<u8> output(length);
|
||||
ResultVal<size_t> res = backend->Read(offset, length, output.data());
|
||||
if (res.Failed()) {
|
||||
IPC::RequestBuilder rb{ctx, 2};
|
||||
rb.Push(res.Code());
|
||||
return;
|
||||
}
|
||||
|
||||
// Write the data to memory
|
||||
Memory::WriteBlock(descriptor.Address(), output.data(), descriptor.Size());
|
||||
|
||||
IPC::RequestBuilder rb{ctx, 2};
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
}
|
||||
};
|
||||
|
||||
FSP_SRV::FSP_SRV() : ServiceFramework("fsp-srv") {
|
||||
static const FunctionInfo functions[] = {
|
||||
{1, &FSP_SRV::Initalize, "Initalize"},
|
||||
{200, &FSP_SRV::OpenDataStorageByCurrentProcess, "OpenDataStorageByCurrentProcess"},
|
||||
{203, &FSP_SRV::OpenRomStorage, "OpenRomStorage"},
|
||||
{1005, &FSP_SRV::GetGlobalAccessLogMode, "GetGlobalAccessLogMode"},
|
||||
};
|
||||
RegisterHandlers(functions);
|
||||
}
|
||||
|
||||
void FSP_SRV::TryLoadRomFS() {
|
||||
if (romfs) {
|
||||
return;
|
||||
}
|
||||
FileSys::Path unused;
|
||||
auto res = OpenFileSystem(Type::RomFS, unused);
|
||||
if (res.Succeeded()) {
|
||||
romfs = std::move(res.Unwrap());
|
||||
}
|
||||
}
|
||||
|
||||
void FSP_SRV::Initalize(Kernel::HLERequestContext& ctx) {
|
||||
LOG_WARNING(Service_FS, "(STUBBED) called");
|
||||
|
||||
IPC::RequestBuilder rb{ctx, 2};
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
void FSP_SRV::GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx) {
|
||||
LOG_WARNING(Service_FS, "(STUBBED) called");
|
||||
|
||||
IPC::RequestBuilder rb{ctx, 4};
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
rb.Push<u32>(5);
|
||||
}
|
||||
|
||||
void FSP_SRV::OpenDataStorageByCurrentProcess(Kernel::HLERequestContext& ctx) {
|
||||
LOG_DEBUG(Service_FS, "called");
|
||||
|
||||
TryLoadRomFS();
|
||||
if (!romfs) {
|
||||
// TODO (bunnei): Find the right error code to use here
|
||||
LOG_CRITICAL(Service_FS, "no file system interface available!");
|
||||
IPC::RequestBuilder rb{ctx, 2};
|
||||
rb.Push(ResultCode(-1));
|
||||
return;
|
||||
}
|
||||
|
||||
// Attempt to open a StorageBackend interface to the RomFS
|
||||
auto storage = romfs->OpenFile({}, {});
|
||||
if (storage.Failed()) {
|
||||
LOG_CRITICAL(Service_FS, "no storage interface available!");
|
||||
IPC::RequestBuilder rb{ctx, 2};
|
||||
rb.Push(storage.Code());
|
||||
return;
|
||||
}
|
||||
|
||||
IPC::RequestBuilder rb{ctx, 2, 0, 0, 1};
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
rb.PushIpcInterface<IStorage>(std::move(storage.Unwrap()));
|
||||
}
|
||||
|
||||
void FSP_SRV::OpenRomStorage(Kernel::HLERequestContext& ctx) {
|
||||
LOG_WARNING(Service_FS, "(STUBBED) called, using OpenDataStorageByCurrentProcess");
|
||||
OpenDataStorageByCurrentProcess(ctx);
|
||||
}
|
||||
|
||||
} // namespace FileSystem
|
||||
} // namespace Service
|
||||
@ -0,0 +1,34 @@
|
||||
// Copyright 2018 yuzu emulator team
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#pragma once
|
||||
|
||||
#include <memory>
|
||||
#include "core/hle/service/service.h"
|
||||
|
||||
namespace FileSys {
|
||||
class FileSystemBackend;
|
||||
}
|
||||
|
||||
namespace Service {
|
||||
namespace FileSystem {
|
||||
|
||||
class FSP_SRV final : public ServiceFramework<FSP_SRV> {
|
||||
public:
|
||||
explicit FSP_SRV();
|
||||
~FSP_SRV() = default;
|
||||
|
||||
private:
|
||||
void TryLoadRomFS();
|
||||
|
||||
void Initalize(Kernel::HLERequestContext& ctx);
|
||||
void GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx);
|
||||
void OpenDataStorageByCurrentProcess(Kernel::HLERequestContext& ctx);
|
||||
void OpenRomStorage(Kernel::HLERequestContext& ctx);
|
||||
|
||||
std::unique_ptr<FileSys::FileSystemBackend> romfs;
|
||||
};
|
||||
|
||||
} // namespace FileSystem
|
||||
} // namespace Service
|
||||
Loading…
Reference in New Issue