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Merge pull request #283 from yuriks/archive-refactor

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Archive refactor
This commit is contained in:
bunnei 2014-12-15 22:15:08 -05:00
commit cd2a31eaf4
27 changed files with 337 additions and 526 deletions
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3
src/core/hle/hle.cpp
View file

@ -8,6 +8,7 @@
#include "core/hle/hle.h"
#include "core/hle/kernel/thread.h"
#include "core/hle/service/service.h"
#include "core/hle/service/fs/archive.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
@ -56,6 +57,7 @@ void RegisterAllModules() {
void Init() {
Service::Init();
Service::FS::ArchiveInit();
RegisterAllModules();
@ -63,6 +65,7 @@ void Init() {
}
void Shutdown() {
Service::FS::ArchiveShutdown();
Service::Shutdown();
g_module_db.clear();

5
src/core/hle/kernel/kernel.cpp
View file

@ -9,7 +9,6 @@
#include "core/core.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/thread.h"
#include "core/hle/kernel/archive.h"
namespace Kernel {
@ -89,13 +88,11 @@ Object* ObjectPool::CreateByIDType(int type) {
/// Initialize the kernel
void Init() {
Kernel::ThreadingInit();
Kernel::ArchiveInit();
}
/// Shutdown the kernel
void Shutdown() {
Kernel::ThreadingShutdown();
Kernel::ArchiveShutdown();
g_object_pool.Clear(); // Free all kernel objects
}
@ -106,8 +103,6 @@ void Shutdown() {
* @return True on success, otherwise false
*/
bool LoadExec(u32 entry_point) {
Init();
Core::g_app_core->SetPC(entry_point);
// 0x30 is the typical main thread priority I've seen used so far

306
src/core/hle/kernel/archive.cpp → src/core/hle/service/fs/archive.cpp
View file

@ -2,23 +2,37 @@
// Licensed under GPLv2
// Refer to the license.txt file included.
#include <map>
#include <memory>
#include <unordered_map>
#include "common/common_types.h"
#include "common/file_util.h"
#include "common/math_util.h"
#include "core/file_sys/archive.h"
#include "core/file_sys/archive_backend.h"
#include "core/file_sys/archive_sdmc.h"
#include "core/file_sys/directory.h"
#include "core/hle/kernel/archive.h"
#include "core/file_sys/directory_backend.h"
#include "core/hle/service/fs/archive.h"
#include "core/hle/kernel/session.h"
#include "core/hle/result.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Kernel namespace
// Specializes std::hash for ArchiveIdCode, so that we can use it in std::unordered_map.
// Workaroung for libstdc++ bug: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60970
namespace std {
template <>
struct hash<Service::FS::ArchiveIdCode> {
typedef Service::FS::ArchiveIdCode argument_type;
typedef std::size_t result_type;
namespace Kernel {
result_type operator()(const argument_type& id_code) const {
typedef std::underlying_type<argument_type>::type Type;
return std::hash<Type>()(static_cast<Type>(id_code));
}
};
}
namespace Service {
namespace FS {
// Command to access archive file
enum class FileCommand : u32 {
@ -43,78 +57,28 @@ enum class DirectoryCommand : u32 {
Close = 0x08020000,
};
class Archive : public Kernel::Session {
class Archive {
public:
std::string GetName() const override { return "Archive: " + name; }
std::string name; ///< Name of archive (optional)
FileSys::Archive* backend; ///< Archive backend interface
ResultVal<bool> SyncRequest() override {
u32* cmd_buff = Kernel::GetCommandBuffer();
FileCommand cmd = static_cast<FileCommand>(cmd_buff[0]);
switch (cmd) {
// Read from archive...
case FileCommand::Read:
{
u64 offset = cmd_buff[1] | ((u64)cmd_buff[2] << 32);
u32 length = cmd_buff[3];
u32 address = cmd_buff[5];
// Number of bytes read
cmd_buff[2] = backend->Read(offset, length, Memory::GetPointer(address));
break;
}
// Write to archive...
case FileCommand::Write:
{
u64 offset = cmd_buff[1] | ((u64)cmd_buff[2] << 32);
u32 length = cmd_buff[3];
u32 flush = cmd_buff[4];
u32 address = cmd_buff[6];
// Number of bytes written
cmd_buff[2] = backend->Write(offset, length, flush, Memory::GetPointer(address));
break;
}
case FileCommand::GetSize:
{
u64 filesize = (u64) backend->GetSize();
cmd_buff[2] = (u32) filesize; // Lower word
cmd_buff[3] = (u32) (filesize >> 32); // Upper word
break;
}
case FileCommand::SetSize:
{
backend->SetSize(cmd_buff[1] | ((u64)cmd_buff[2] << 32));
break;
}
case FileCommand::Close:
{
LOG_TRACE(Service_FS, "Close %s %s", GetTypeName().c_str(), GetName().c_str());
CloseArchive(backend->GetIdCode());
break;
}
// Unknown command...
default:
{
LOG_ERROR(Service_FS, "Unknown command=0x%08X", cmd);
cmd_buff[0] = UnimplementedFunction(ErrorModule::FS).raw;
return MakeResult<bool>(false);
}
}
cmd_buff[1] = 0; // No error
return MakeResult<bool>(false);
Archive(std::unique_ptr<FileSys::ArchiveBackend>&& backend, ArchiveIdCode id_code)
: backend(std::move(backend)), id_code(id_code) {
}
std::string GetName() const { return "Archive: " + backend->GetName(); }
ArchiveIdCode id_code; ///< Id code of the archive
std::unique_ptr<FileSys::ArchiveBackend> backend; ///< Archive backend interface
};
class File : public Kernel::Session {
public:
File(std::unique_ptr<FileSys::FileBackend>&& backend, const FileSys::Path& path)
: backend(std::move(backend)), path(path) {
}
std::string GetName() const override { return "Path: " + path.DebugStr(); }
FileSys::Path path; ///< Path of the file
std::unique_ptr<FileSys::File> backend; ///< File backend interface
std::unique_ptr<FileSys::FileBackend> backend; ///< File backend interface
ResultVal<bool> SyncRequest() override {
u32* cmd_buff = Kernel::GetCommandBuffer();
@ -185,10 +149,14 @@ public:
class Directory : public Kernel::Session {
public:
Directory(std::unique_ptr<FileSys::DirectoryBackend>&& backend, const FileSys::Path& path)
: backend(std::move(backend)), path(path) {
}
std::string GetName() const override { return "Directory: " + path.DebugStr(); }
FileSys::Path path; ///< Path of the directory
std::unique_ptr<FileSys::Directory> backend; ///< File backend interface
std::unique_ptr<FileSys::DirectoryBackend> backend; ///< File backend interface
ResultVal<bool> SyncRequest() override {
u32* cmd_buff = Kernel::GetCommandBuffer();
@ -230,105 +198,95 @@ public:
////////////////////////////////////////////////////////////////////////////////////////////////////
std::map<FileSys::Archive::IdCode, Handle> g_archive_map; ///< Map of file archives by IdCode
ResultVal<Handle> OpenArchive(FileSys::Archive::IdCode id_code) {
auto itr = g_archive_map.find(id_code);
if (itr == g_archive_map.end()) {
return ResultCode(ErrorDescription::NotFound, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Permanent);
}
return MakeResult<Handle>(itr->second);
}
ResultCode CloseArchive(FileSys::Archive::IdCode id_code) {
auto itr = g_archive_map.find(id_code);
if (itr == g_archive_map.end()) {
LOG_ERROR(Service_FS, "Cannot close archive %d, does not exist!", (int)id_code);
return InvalidHandle(ErrorModule::FS);
}
LOG_TRACE(Service_FS, "Closed archive %d", (int) id_code);
return RESULT_SUCCESS;
}
/**
* Map of registered archives, identified by id code. Once an archive is registered here, it is
* never removed until the FS service is shut down.
*/
static std::unordered_map<ArchiveIdCode, std::unique_ptr<Archive>> id_code_map;
/**
* Mounts an archive
* @param archive Pointer to the archive to mount
* Map of active archive handles. Values are pointers to the archives in `idcode_map`.
*/
ResultCode MountArchive(Archive* archive) {
FileSys::Archive::IdCode id_code = archive->backend->GetIdCode();
ResultVal<Handle> archive_handle = OpenArchive(id_code);
if (archive_handle.Succeeded()) {
LOG_ERROR(Service_FS, "Cannot mount two archives with the same ID code! (%d)", (int) id_code);
return archive_handle.Code();
}
g_archive_map[id_code] = archive->GetHandle();
LOG_TRACE(Service_FS, "Mounted archive %s", archive->GetName().c_str());
return RESULT_SUCCESS;
static std::unordered_map<ArchiveHandle, Archive*> handle_map;
static ArchiveHandle next_handle;
static Archive* GetArchive(ArchiveHandle handle) {
auto itr = handle_map.find(handle);
return (itr == handle_map.end()) ? nullptr : itr->second;
}
ResultCode CreateArchive(FileSys::Archive* backend, const std::string& name) {
Archive* archive = new Archive;
Handle handle = Kernel::g_object_pool.Create(archive);
archive->name = name;
archive->backend = backend;
ResultVal<ArchiveHandle> OpenArchive(ArchiveIdCode id_code) {
LOG_TRACE(Service_FS, "Opening archive with id code 0x%08X", id_code);
ResultCode result = MountArchive(archive);
if (result.IsError()) {
return result;
}
return RESULT_SUCCESS;
}
ResultVal<Handle> OpenFileFromArchive(Handle archive_handle, const FileSys::Path& path, const FileSys::Mode mode) {
// TODO(bunnei): Binary type files get a raw file pointer to the archive. Currently, we create
// the archive file handles at app loading, and then keep them persistent throughout execution.
// Archives file handles are just reused and not actually freed until emulation shut down.
// Verify if real hardware works this way, or if new handles are created each time
if (path.GetType() == FileSys::Binary)
// TODO(bunnei): FixMe - this is a hack to compensate for an incorrect FileSys backend
// design. While the functionally of this is OK, our implementation decision to separate
// normal files from archive file pointers is very likely wrong.
// See https://github.com/citra-emu/citra/issues/205
return MakeResult<Handle>(archive_handle);
File* file = new File;
Handle handle = Kernel::g_object_pool.Create(file);
Archive* archive = Kernel::g_object_pool.Get<Archive>(archive_handle);
if (archive == nullptr) {
return InvalidHandle(ErrorModule::FS);
}
file->path = path;
file->backend = archive->backend->OpenFile(path, mode);
if (!file->backend) {
auto itr = id_code_map.find(id_code);
if (itr == id_code_map.end()) {
// TODO: Verify error against hardware
return ResultCode(ErrorDescription::NotFound, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Permanent);
}
// This should never even happen in the first place with 64-bit handles,
while (handle_map.count(next_handle) != 0) {
++next_handle;
}
handle_map.emplace(next_handle, itr->second.get());
return MakeResult<ArchiveHandle>(next_handle++);
}
ResultCode CloseArchive(ArchiveHandle handle) {
if (handle_map.erase(handle) == 0)
return InvalidHandle(ErrorModule::FS);
else
return RESULT_SUCCESS;
}
// TODO(yuriks): This might be what the fs:REG service is for. See the Register/Unregister calls in
// http://3dbrew.org/wiki/Filesystem_services#ProgramRegistry_service_.22fs:REG.22
ResultCode CreateArchive(std::unique_ptr<FileSys::ArchiveBackend>&& backend, ArchiveIdCode id_code) {
auto result = id_code_map.emplace(id_code, std::make_unique<Archive>(std::move(backend), id_code));
bool inserted = result.second;
_dbg_assert_msg_(Service_FS, inserted, "Tried to register more than one archive with same id code");
auto& archive = result.first->second;
LOG_DEBUG(Service_FS, "Registered archive %s with id code 0x%08X", archive->GetName().c_str(), id_code);
return RESULT_SUCCESS;
}
ResultVal<Handle> OpenFileFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path, const FileSys::Mode mode) {
Archive* archive = GetArchive(archive_handle);
if (archive == nullptr)
return InvalidHandle(ErrorModule::FS);
std::unique_ptr<FileSys::FileBackend> backend = archive->backend->OpenFile(path, mode);
if (backend == nullptr) {
return ResultCode(ErrorDescription::NotFound, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Permanent);
}
auto file = std::make_unique<File>(std::move(backend), path);
Handle handle = Kernel::g_object_pool.Create(file.release());
return MakeResult<Handle>(handle);
}
ResultCode DeleteFileFromArchive(Handle archive_handle, const FileSys::Path& path) {
Archive* archive = Kernel::g_object_pool.GetFast<Archive>(archive_handle);
ResultCode DeleteFileFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path) {
Archive* archive = GetArchive(archive_handle);
if (archive == nullptr)
return InvalidHandle(ErrorModule::FS);
if (archive->backend->DeleteFile(path))
return RESULT_SUCCESS;
return ResultCode(ErrorDescription::NoData, ErrorModule::FS, // TODO: verify description
ErrorSummary::Canceled, ErrorLevel::Status);
}
ResultCode RenameFileBetweenArchives(Handle src_archive_handle, const FileSys::Path& src_path,
Handle dest_archive_handle, const FileSys::Path& dest_path) {
Archive* src_archive = Kernel::g_object_pool.GetFast<Archive>(src_archive_handle);
Archive* dest_archive = Kernel::g_object_pool.GetFast<Archive>(dest_archive_handle);
ResultCode RenameFileBetweenArchives(ArchiveHandle src_archive_handle, const FileSys::Path& src_path,
ArchiveHandle dest_archive_handle, const FileSys::Path& dest_path) {
Archive* src_archive = GetArchive(src_archive_handle);
Archive* dest_archive = GetArchive(dest_archive_handle);
if (src_archive == nullptr || dest_archive == nullptr)
return InvalidHandle(ErrorModule::FS);
if (src_archive == dest_archive) {
if (src_archive->backend->RenameFile(src_path, dest_path))
return RESULT_SUCCESS;
@ -336,36 +294,42 @@ ResultCode RenameFileBetweenArchives(Handle src_archive_handle, const FileSys::P
// TODO: Implement renaming across archives
return UnimplementedFunction(ErrorModule::FS);
}
// TODO(yuriks): This code probably isn't right, it'll return a Status even if the file didn't
// exist or similar. Verify.
return ResultCode(ErrorDescription::NoData, ErrorModule::FS, // TODO: verify description
ErrorSummary::NothingHappened, ErrorLevel::Status);
}
ResultCode DeleteDirectoryFromArchive(Handle archive_handle, const FileSys::Path& path) {
Archive* archive = Kernel::g_object_pool.GetFast<Archive>(archive_handle);
ResultCode DeleteDirectoryFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path) {
Archive* archive = GetArchive(archive_handle);
if (archive == nullptr)
return InvalidHandle(ErrorModule::FS);
if (archive->backend->DeleteDirectory(path))
return RESULT_SUCCESS;
return ResultCode(ErrorDescription::NoData, ErrorModule::FS, // TODO: verify description
ErrorSummary::Canceled, ErrorLevel::Status);
}
ResultCode CreateDirectoryFromArchive(Handle archive_handle, const FileSys::Path& path) {
Archive* archive = Kernel::g_object_pool.GetFast<Archive>(archive_handle);
ResultCode CreateDirectoryFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path) {
Archive* archive = GetArchive(archive_handle);
if (archive == nullptr)
return InvalidHandle(ErrorModule::FS);
if (archive->backend->CreateDirectory(path))
return RESULT_SUCCESS;
return ResultCode(ErrorDescription::NoData, ErrorModule::FS, // TODO: verify description
ErrorSummary::Canceled, ErrorLevel::Status);
}
ResultCode RenameDirectoryBetweenArchives(Handle src_archive_handle, const FileSys::Path& src_path,
Handle dest_archive_handle, const FileSys::Path& dest_path) {
Archive* src_archive = Kernel::g_object_pool.GetFast<Archive>(src_archive_handle);
Archive* dest_archive = Kernel::g_object_pool.GetFast<Archive>(dest_archive_handle);
ResultCode RenameDirectoryBetweenArchives(ArchiveHandle src_archive_handle, const FileSys::Path& src_path,
ArchiveHandle dest_archive_handle, const FileSys::Path& dest_path) {
Archive* src_archive = GetArchive(src_archive_handle);
Archive* dest_archive = GetArchive(dest_archive_handle);
if (src_archive == nullptr || dest_archive == nullptr)
return InvalidHandle(ErrorModule::FS);
if (src_archive == dest_archive) {
if (src_archive->backend->RenameDirectory(src_path, dest_path))
return RESULT_SUCCESS;
@ -373,6 +337,9 @@ ResultCode RenameDirectoryBetweenArchives(Handle src_archive_handle, const FileS
// TODO: Implement renaming across archives
return UnimplementedFunction(ErrorModule::FS);
}
// TODO(yuriks): This code probably isn't right, it'll return a Status even if the file didn't
// exist or similar. Verify.
return ResultCode(ErrorDescription::NoData, ErrorModule::FS, // TODO: verify description
ErrorSummary::NothingHappened, ErrorLevel::Status);
}
@ -383,44 +350,43 @@ ResultCode RenameDirectoryBetweenArchives(Handle src_archive_handle, const FileS
* @param path Path to the Directory inside of the Archive
* @return Opened Directory object
*/
ResultVal<Handle> OpenDirectoryFromArchive(Handle archive_handle, const FileSys::Path& path) {
Directory* directory = new Directory;
Handle handle = Kernel::g_object_pool.Create(directory);
Archive* archive = Kernel::g_object_pool.Get<Archive>(archive_handle);
if (archive == nullptr) {
ResultVal<Handle> OpenDirectoryFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path) {
Archive* archive = GetArchive(archive_handle);
if (archive == nullptr)
return InvalidHandle(ErrorModule::FS);
}
directory->path = path;
directory->backend = archive->backend->OpenDirectory(path);
if (!directory->backend) {
std::unique_ptr<FileSys::DirectoryBackend> backend = archive->backend->OpenDirectory(path);
if (backend == nullptr) {
return ResultCode(ErrorDescription::NotFound, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Permanent);
}
auto directory = std::make_unique<Directory>(std::move(backend), path);
Handle handle = Kernel::g_object_pool.Create(directory.release());
return MakeResult<Handle>(handle);
}
/// Initialize archives
void ArchiveInit() {
g_archive_map.clear();
next_handle = 1;
// TODO(Link Mauve): Add the other archive types (see here for the known types:
// http://3dbrew.org/wiki/FS:OpenArchive#Archive_idcodes). Currently the only half-finished
// archive type is SDMC, so it is the only one getting exposed.
std::string sdmc_directory = FileUtil::GetUserPath(D_SDMC_IDX);
auto archive = new FileSys::Archive_SDMC(sdmc_directory);
auto archive = std::make_unique<FileSys::Archive_SDMC>(sdmc_directory);
if (archive->Initialize())
CreateArchive(archive, "SDMC");
CreateArchive(std::move(archive), ArchiveIdCode::SDMC);
else
LOG_ERROR(Service_FS, "Can't instantiate SDMC archive with path %s", sdmc_directory.c_str());
}
/// Shutdown archives
void ArchiveShutdown() {
g_archive_map.clear();
handle_map.clear();
id_code_map.clear();
}
} // namespace Kernel
} // namespace FS
} // namespace Service

48
src/core/hle/kernel/archive.h → src/core/hle/service/fs/archive.h
View file

@ -6,34 +6,45 @@
#include "common/common_types.h"
#include "core/file_sys/archive.h"
#include "core/file_sys/archive_backend.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/result.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Kernel namespace
namespace Service {
namespace FS {
namespace Kernel {
/// Supported archive types
enum class ArchiveIdCode : u32 {
RomFS = 0x00000003,
SaveData = 0x00000004,
ExtSaveData = 0x00000006,
SharedExtSaveData = 0x00000007,
SystemSaveData = 0x00000008,
SDMC = 0x00000009,
SDMCWriteOnly = 0x0000000A,
};
typedef u64 ArchiveHandle;
/**
* Opens an archive
* @param id_code IdCode of the archive to open
* @return Handle to the opened archive
*/
ResultVal<Handle> OpenArchive(FileSys::Archive::IdCode id_code);
ResultVal<ArchiveHandle> OpenArchive(ArchiveIdCode id_code);
/**
* Closes an archive
* @param id_code IdCode of the archive to open
*/
ResultCode CloseArchive(FileSys::Archive::IdCode id_code);
ResultCode CloseArchive(ArchiveHandle handle);
/**
* Creates an Archive
* @param backend File system backend interface to the archive
* @param name Name of Archive
* @param id_code Id code used to access this type of archive
*/
ResultCode CreateArchive(FileSys::Archive* backend, const std::string& name);
ResultCode CreateArchive(std::unique_ptr<FileSys::ArchiveBackend>&& backend, ArchiveIdCode id_code);
/**
* Open a File from an Archive
@ -42,7 +53,7 @@ ResultCode CreateArchive(FileSys::Archive* backend, const std::string& name);
* @param mode Mode under which to open the File
* @return Handle to the opened File object
*/
ResultVal<Handle> OpenFileFromArchive(Handle archive_handle, const FileSys::Path& path, const FileSys::Mode mode);
ResultVal<Handle> OpenFileFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path, const FileSys::Mode mode);
/**
* Delete a File from an Archive
@ -50,7 +61,7 @@ ResultVal<Handle> OpenFileFromArchive(Handle archive_handle, const FileSys::Path
* @param path Path to the File inside of the Archive
* @return Whether deletion succeeded
*/
ResultCode DeleteFileFromArchive(Handle archive_handle, const FileSys::Path& path);
ResultCode DeleteFileFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path);
/**
* Rename a File between two Archives
@ -60,8 +71,8 @@ ResultCode DeleteFileFromArchive(Handle archive_handle, const FileSys::Path& pat
* @param dest_path Path to the File inside of the destination Archive
* @return Whether rename succeeded
*/
ResultCode RenameFileBetweenArchives(Handle src_archive_handle, const FileSys::Path& src_path,
Handle dest_archive_handle, const FileSys::Path& dest_path);
ResultCode RenameFileBetweenArchives(ArchiveHandle src_archive_handle, const FileSys::Path& src_path,
ArchiveHandle dest_archive_handle, const FileSys::Path& dest_path);
/**
* Delete a Directory from an Archive
@ -69,7 +80,7 @@ ResultCode RenameFileBetweenArchives(Handle src_archive_handle, const FileSys::P
* @param path Path to the Directory inside of the Archive
* @return Whether deletion succeeded
*/
ResultCode DeleteDirectoryFromArchive(Handle archive_handle, const FileSys::Path& path);
ResultCode DeleteDirectoryFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path);
/**
* Create a Directory from an Archive
@ -77,7 +88,7 @@ ResultCode DeleteDirectoryFromArchive(Handle archive_handle, const FileSys::Path
* @param path Path to the Directory inside of the Archive
* @return Whether creation of directory succeeded
*/
ResultCode CreateDirectoryFromArchive(Handle archive_handle, const FileSys::Path& path);
ResultCode CreateDirectoryFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path);
/**
* Rename a Directory between two Archives
@ -87,8 +98,8 @@ ResultCode CreateDirectoryFromArchive(Handle archive_handle, const FileSys::Path
* @param dest_path Path to the Directory inside of the destination Archive
* @return Whether rename succeeded
*/
ResultCode RenameDirectoryBetweenArchives(Handle src_archive_handle, const FileSys::Path& src_path,
Handle dest_archive_handle, const FileSys::Path& dest_path);
ResultCode RenameDirectoryBetweenArchives(ArchiveHandle src_archive_handle, const FileSys::Path& src_path,
ArchiveHandle dest_archive_handle, const FileSys::Path& dest_path);
/**
* Open a Directory from an Archive
@ -96,7 +107,7 @@ ResultCode RenameDirectoryBetweenArchives(Handle src_archive_handle, const FileS
* @param path Path to the Directory inside of the Archive
* @return Handle to the opened File object
*/
ResultVal<Handle> OpenDirectoryFromArchive(Handle archive_handle, const FileSys::Path& path);
ResultVal<Handle> OpenDirectoryFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path);
/// Initialize archives
void ArchiveInit();
@ -104,4 +115,5 @@ void ArchiveInit();
/// Shutdown archives
void ArchiveShutdown();
} // namespace FileSys
} // namespace FS
} // namespace Service

130
src/core/hle/service/fs_user.cpp → src/core/hle/service/fs/fs_user.cpp
View file

@ -3,18 +3,23 @@
// Refer to the license.txt file included.
#include "common/common.h"
#include "common/scope_exit.h"
#include "common/string_util.h"
#include "core/hle/kernel/archive.h"
#include "core/hle/kernel/archive.h"
#include "core/hle/service/fs/archive.h"
#include "core/hle/result.h"
#include "core/hle/service/fs_user.h"
#include "core/hle/service/fs/fs_user.h"
#include "core/settings.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace FS_User
namespace FS_User {
namespace Service {
namespace FS {
static ArchiveHandle MakeArchiveHandle(u32 low_word, u32 high_word) {
return (u64)low_word | ((u64)high_word << 32);
}
static void Initialize(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
@ -57,11 +62,12 @@ static void OpenFile(Service::Interface* self) {
LOG_DEBUG(Service_FS, "path=%s, mode=%d attrs=%u", file_path.DebugStr().c_str(), mode.hex, attributes);
ResultVal<Handle> handle = Kernel::OpenFileFromArchive(archive_handle, file_path, mode);
ResultVal<Handle> handle = OpenFileFromArchive(archive_handle, file_path, mode);
cmd_buff[1] = handle.Code().raw;
if (handle.Succeeded()) {
cmd_buff[3] = *handle;
} else {
cmd_buff[3] = 0;
LOG_ERROR(Service_FS, "failed to get a handle for file %s", file_path.DebugStr().c_str());
}
}
@ -88,7 +94,7 @@ static void OpenFile(Service::Interface* self) {
static void OpenFileDirectly(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
auto archive_id = static_cast<FileSys::Archive::IdCode>(cmd_buff[2]);
auto archive_id = static_cast<FS::ArchiveIdCode>(cmd_buff[2]);
auto archivename_type = static_cast<FileSys::LowPathType>(cmd_buff[3]);
u32 archivename_size = cmd_buff[4];
auto filename_type = static_cast<FileSys::LowPathType>(cmd_buff[5]);
@ -106,25 +112,25 @@ static void OpenFileDirectly(Service::Interface* self) {
if (archive_path.GetType() != FileSys::Empty) {
LOG_ERROR(Service_FS, "archive LowPath type other than empty is currently unsupported");
cmd_buff[1] = UnimplementedFunction(ErrorModule::FS).raw;
cmd_buff[3] = 0;
return;
}
// TODO(Link Mauve): Check if we should even get a handle for the archive, and don't leak it
// TODO(yuriks): Why is there all this duplicate (and seemingly useless) code up here?
ResultVal<Handle> archive_handle = Kernel::OpenArchive(archive_id);
cmd_buff[1] = archive_handle.Code().raw;
ResultVal<ArchiveHandle> archive_handle = OpenArchive(archive_id);
if (archive_handle.Failed()) {
LOG_ERROR(Service_FS, "failed to get a handle for archive");
cmd_buff[1] = archive_handle.Code().raw;
cmd_buff[3] = 0;
return;
}
// cmd_buff[2] isn't used according to 3dmoo's implementation.
cmd_buff[3] = *archive_handle;
SCOPE_EXIT({ CloseArchive(*archive_handle); });
ResultVal<Handle> handle = Kernel::OpenFileFromArchive(*archive_handle, file_path, mode);
ResultVal<Handle> handle = OpenFileFromArchive(*archive_handle, file_path, mode);
cmd_buff[1] = handle.Code().raw;
if (handle.Succeeded()) {
cmd_buff[3] = *handle;
} else {
cmd_buff[3] = 0;
LOG_ERROR(Service_FS, "failed to get a handle for file %s", file_path.DebugStr().c_str());
}
}
@ -140,12 +146,10 @@ static void OpenFileDirectly(Service::Interface* self) {
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
*/
void DeleteFile(Service::Interface* self) {
static void DeleteFile(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
// TODO(Link Mauve): cmd_buff[2], aka archive handle lower word, isn't used according to
// 3dmoo's or ctrulib's implementations. Triple check if it's really the case.
Handle archive_handle = static_cast<Handle>(cmd_buff[3]);
ArchiveHandle archive_handle = MakeArchiveHandle(cmd_buff[2], cmd_buff[3]);
auto filename_type = static_cast<FileSys::LowPathType>(cmd_buff[4]);
u32 filename_size = cmd_buff[5];
u32 filename_ptr = cmd_buff[7];
@ -155,7 +159,7 @@ void DeleteFile(Service::Interface* self) {
LOG_DEBUG(Service_FS, "type=%d size=%d data=%s",
filename_type, filename_size, file_path.DebugStr().c_str());
cmd_buff[1] = Kernel::DeleteFileFromArchive(archive_handle, file_path).raw;
cmd_buff[1] = DeleteFileFromArchive(archive_handle, file_path).raw;
}
/*
@ -174,15 +178,13 @@ void DeleteFile(Service::Interface* self) {
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
*/
void RenameFile(Service::Interface* self) {
static void RenameFile(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
// TODO(Link Mauve): cmd_buff[2] and cmd_buff[6], aka archive handle lower word, aren't used according to
// 3dmoo's or ctrulib's implementations. Triple check if it's really the case.
Handle src_archive_handle = static_cast<Handle>(cmd_buff[3]);
ArchiveHandle src_archive_handle = MakeArchiveHandle(cmd_buff[2], cmd_buff[3]);
auto src_filename_type = static_cast<FileSys::LowPathType>(cmd_buff[4]);
u32 src_filename_size = cmd_buff[5];
Handle dest_archive_handle = static_cast<Handle>(cmd_buff[7]);
ArchiveHandle dest_archive_handle = MakeArchiveHandle(cmd_buff[6], cmd_buff[7]);;
auto dest_filename_type = static_cast<FileSys::LowPathType>(cmd_buff[8]);
u32 dest_filename_size = cmd_buff[9];
u32 src_filename_ptr = cmd_buff[11];
@ -195,7 +197,7 @@ void RenameFile(Service::Interface* self) {
src_filename_type, src_filename_size, src_file_path.DebugStr().c_str(),
dest_filename_type, dest_filename_size, dest_file_path.DebugStr().c_str());
cmd_buff[1] = Kernel::RenameFileBetweenArchives(src_archive_handle, src_file_path, dest_archive_handle, dest_file_path).raw;
cmd_buff[1] = RenameFileBetweenArchives(src_archive_handle, src_file_path, dest_archive_handle, dest_file_path).raw;
}
/*
@ -209,12 +211,10 @@ void RenameFile(Service::Interface* self) {
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
*/
void DeleteDirectory(Service::Interface* self) {
static void DeleteDirectory(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
// TODO(Link Mauve): cmd_buff[2], aka archive handle lower word, isn't used according to
// 3dmoo's or ctrulib's implementations. Triple check if it's really the case.
Handle archive_handle = static_cast<Handle>(cmd_buff[3]);
ArchiveHandle archive_handle = MakeArchiveHandle(cmd_buff[2], cmd_buff[3]);
auto dirname_type = static_cast<FileSys::LowPathType>(cmd_buff[4]);
u32 dirname_size = cmd_buff[5];
u32 dirname_ptr = cmd_buff[7];
@ -224,7 +224,7 @@ void DeleteDirectory(Service::Interface* self) {
LOG_DEBUG(Service_FS, "type=%d size=%d data=%s",
dirname_type, dirname_size, dir_path.DebugStr().c_str());
cmd_buff[1] = Kernel::DeleteDirectoryFromArchive(archive_handle, dir_path).raw;
cmd_buff[1] = DeleteDirectoryFromArchive(archive_handle, dir_path).raw;
}
/*
@ -241,9 +241,7 @@ void DeleteDirectory(Service::Interface* self) {
static void CreateDirectory(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
// TODO: cmd_buff[2], aka archive handle lower word, isn't used according to
// 3dmoo's or ctrulib's implementations. Triple check if it's really the case.
Handle archive_handle = static_cast<Handle>(cmd_buff[3]);
ArchiveHandle archive_handle = MakeArchiveHandle(cmd_buff[2], cmd_buff[3]);
auto dirname_type = static_cast<FileSys::LowPathType>(cmd_buff[4]);
u32 dirname_size = cmd_buff[5];
u32 dirname_ptr = cmd_buff[8];
@ -252,7 +250,7 @@ static void CreateDirectory(Service::Interface* self) {
LOG_DEBUG(Service_FS, "type=%d size=%d data=%s", dirname_type, dirname_size, dir_path.DebugStr().c_str());
cmd_buff[1] = Kernel::CreateDirectoryFromArchive(archive_handle, dir_path).raw;
cmd_buff[1] = CreateDirectoryFromArchive(archive_handle, dir_path).raw;
}
/*
@ -271,15 +269,13 @@ static void CreateDirectory(Service::Interface* self) {
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
*/
void RenameDirectory(Service::Interface* self) {
static void RenameDirectory(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
// TODO(Link Mauve): cmd_buff[2] and cmd_buff[6], aka archive handle lower word, aren't used according to
// 3dmoo's or ctrulib's implementations. Triple check if it's really the case.
Handle src_archive_handle = static_cast<Handle>(cmd_buff[3]);
ArchiveHandle src_archive_handle = MakeArchiveHandle(cmd_buff[2], cmd_buff[3]);
auto src_dirname_type = static_cast<FileSys::LowPathType>(cmd_buff[4]);
u32 src_dirname_size = cmd_buff[5];
Handle dest_archive_handle = static_cast<Handle>(cmd_buff[7]);
ArchiveHandle dest_archive_handle = MakeArchiveHandle(cmd_buff[6], cmd_buff[7]);
auto dest_dirname_type = static_cast<FileSys::LowPathType>(cmd_buff[8]);
u32 dest_dirname_size = cmd_buff[9];
u32 src_dirname_ptr = cmd_buff[11];
@ -292,15 +288,26 @@ void RenameDirectory(Service::Interface* self) {
src_dirname_type, src_dirname_size, src_dir_path.DebugStr().c_str(),
dest_dirname_type, dest_dirname_size, dest_dir_path.DebugStr().c_str());
cmd_buff[1] = Kernel::RenameDirectoryBetweenArchives(src_archive_handle, src_dir_path, dest_archive_handle, dest_dir_path).raw;
cmd_buff[1] = RenameDirectoryBetweenArchives(src_archive_handle, src_dir_path, dest_archive_handle, dest_dir_path).raw;
}
/**
* FS_User::OpenDirectory service function
* Inputs:
* 1 : Archive handle low word
* 2 : Archive handle high word
* 3 : Low path type
* 4 : Low path size
* 7 : (LowPathSize << 14) | 2
* 8 : Low path data pointer
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 3 : Directory handle
*/
static void OpenDirectory(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
// TODO(Link Mauve): cmd_buff[2], aka archive handle lower word, isn't used according to
// 3dmoo's or ctrulib's implementations. Triple check if it's really the case.
Handle archive_handle = static_cast<Handle>(cmd_buff[2]);
ArchiveHandle archive_handle = MakeArchiveHandle(cmd_buff[1], cmd_buff[2]);
auto dirname_type = static_cast<FileSys::LowPathType>(cmd_buff[3]);
u32 dirname_size = cmd_buff[4];
u32 dirname_ptr = cmd_buff[6];
@ -309,7 +316,7 @@ static void OpenDirectory(Service::Interface* self) {
LOG_DEBUG(Service_FS, "type=%d size=%d data=%s", dirname_type, dirname_size, dir_path.DebugStr().c_str());
ResultVal<Handle> handle = Kernel::OpenDirectoryFromArchive(archive_handle, dir_path);
ResultVal<Handle> handle = OpenDirectoryFromArchive(archive_handle, dir_path);
cmd_buff[1] = handle.Code().raw;
if (handle.Succeeded()) {
cmd_buff[3] = *handle;
@ -334,7 +341,7 @@ static void OpenDirectory(Service::Interface* self) {
static void OpenArchive(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
auto archive_id = static_cast<FileSys::Archive::IdCode>(cmd_buff[1]);
auto archive_id = static_cast<FS::ArchiveIdCode>(cmd_buff[1]);
auto archivename_type = static_cast<FileSys::LowPathType>(cmd_buff[2]);
u32 archivename_size = cmd_buff[3];
u32 archivename_ptr = cmd_buff[5];
@ -348,16 +355,34 @@ static void OpenArchive(Service::Interface* self) {
return;
}
ResultVal<Handle> handle = Kernel::OpenArchive(archive_id);
ResultVal<ArchiveHandle> handle = OpenArchive(archive_id);
cmd_buff[1] = handle.Code().raw;
if (handle.Succeeded()) {
// cmd_buff[2] isn't used according to 3dmoo's implementation.
cmd_buff[3] = *handle;
cmd_buff[2] = *handle & 0xFFFFFFFF;
cmd_buff[3] = (*handle >> 32) & 0xFFFFFFFF;
} else {
cmd_buff[2] = cmd_buff[3] = 0;
LOG_ERROR(Service_FS, "failed to get a handle for archive");
}
}
/**
* FS_User::CloseArchive service function
* Inputs:
* 0 : 0x080E0080
* 1 : Archive handle low word
* 2 : Archive handle high word
* Outputs:
* 0 : ??? TODO(yuriks): Verify return header
* 1 : Result of function, 0 on success, otherwise error code
*/
static void CloseArchive(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
ArchiveHandle archive_handle = MakeArchiveHandle(cmd_buff[1], cmd_buff[2]);
cmd_buff[1] = CloseArchive(archive_handle).raw;
}
/*
* FS_User::IsSdmcDetected service function
* Outputs:
@ -373,7 +398,7 @@ static void IsSdmcDetected(Service::Interface* self) {
LOG_DEBUG(Service_FS, "called");
}
const Interface::FunctionInfo FunctionTable[] = {
const FSUserInterface::FunctionInfo FunctionTable[] = {
{0x000100C6, nullptr, "Dummy1"},
{0x040100C4, nullptr, "Control"},
{0x08010002, Initialize, "Initialize"},
@ -389,7 +414,7 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x080B0102, OpenDirectory, "OpenDirectory"},
{0x080C00C2, OpenArchive, "OpenArchive"},
{0x080D0144, nullptr, "ControlArchive"},
{0x080E0080, nullptr, "CloseArchive"},
{0x080E0080, CloseArchive, "CloseArchive"},
{0x080F0180, nullptr, "FormatThisUserSaveData"},
{0x08100200, nullptr, "CreateSystemSaveData"},
{0x08110040, nullptr, "DeleteSystemSaveData"},
@ -465,11 +490,12 @@ const Interface::FunctionInfo FunctionTable[] = {
////////////////////////////////////////////////////////////////////////////////////////////////////
// Interface class
Interface::Interface() {
FSUserInterface::FSUserInterface() {
Register(FunctionTable, ARRAY_SIZE(FunctionTable));
}
Interface::~Interface() {
FSUserInterface::~FSUserInterface() {
}
} // namespace
} // namespace FS
} // namespace Service

12
src/core/hle/service/fs_user.h → src/core/hle/service/fs/fs_user.h
View file

@ -9,15 +9,16 @@
////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace FS_User
namespace FS_User {
namespace Service {
namespace FS {
/// Interface to "fs:USER" service
class Interface : public Service::Interface {
class FSUserInterface : public Service::Interface {
public:
Interface();
FSUserInterface();
~Interface();
~FSUserInterface();
/**
* Gets the string port name used by CTROS for the service
@ -28,4 +29,5 @@ public:
}
};
} // namespace
} // namespace FS
} // namespace Service

4
src/core/hle/service/service.cpp
View file

@ -17,7 +17,7 @@
#include "core/hle/service/csnd_snd.h"
#include "core/hle/service/dsp_dsp.h"
#include "core/hle/service/err_f.h"
#include "core/hle/service/fs_user.h"
#include "core/hle/service/fs/fs_user.h"
#include "core/hle/service/frd_u.h"
#include "core/hle/service/gsp_gpu.h"
#include "core/hle/service/hid_user.h"
@ -99,7 +99,7 @@ void Init() {
g_manager->AddService(new DSP_DSP::Interface);
g_manager->AddService(new ERR_F::Interface);
g_manager->AddService(new FRD_U::Interface);
g_manager->AddService(new FS_User::Interface);
g_manager->AddService(new FS::FSUserInterface);
g_manager->AddService(new GSP_GPU::Interface);
g_manager->AddService(new HID_User::Interface);
g_manager->AddService(new IR_RST::Interface);