FS: Make EnsureSaveData create the savedata folder when called for the first time.

This commit is contained in:
Subv 2018-03-04 13:03:58 -05:00
parent 7e7110b3b9
commit 0eefe6e4d1
8 changed files with 70 additions and 17 deletions

View File

@ -183,10 +183,9 @@ public:
/** /**
* Deletes the archive contents and then re-creates the base folder * Deletes the archive contents and then re-creates the base folder
* @param path Path to the archive * @param path Path to the archive
* @param format_info Format information for the new archive
* @return ResultCode of the operation, 0 on success * @return ResultCode of the operation, 0 on success
*/ */
virtual ResultCode Format(const Path& path, const FileSys::ArchiveFormatInfo& format_info) = 0; virtual ResultCode Format(const Path& path) = 0;
/** /**
* Retrieves the format info about the archive with the specified path * Retrieves the format info about the archive with the specified path

View File

@ -23,7 +23,7 @@ ResultVal<std::unique_ptr<FileSystemBackend>> RomFS_Factory::Open(const Path& pa
return MakeResult<std::unique_ptr<FileSystemBackend>>(std::move(archive)); return MakeResult<std::unique_ptr<FileSystemBackend>>(std::move(archive));
} }
ResultCode RomFS_Factory::Format(const Path& path, const FileSys::ArchiveFormatInfo& format_info) { ResultCode RomFS_Factory::Format(const Path& path) {
LOG_ERROR(Service_FS, "Unimplemented Format archive %s", GetName().c_str()); LOG_ERROR(Service_FS, "Unimplemented Format archive %s", GetName().c_str());
// TODO(bunnei): Find the right error code for this // TODO(bunnei): Find the right error code for this
return ResultCode(-1); return ResultCode(-1);

View File

@ -23,7 +23,7 @@ public:
return "ArchiveFactory_RomFS"; return "ArchiveFactory_RomFS";
} }
ResultVal<std::unique_ptr<FileSystemBackend>> Open(const Path& path) override; ResultVal<std::unique_ptr<FileSystemBackend>> Open(const Path& path) override;
ResultCode Format(const Path& path, const FileSys::ArchiveFormatInfo& format_info) override; ResultCode Format(const Path& path) override;
ResultVal<ArchiveFormatInfo> GetFormatInfo(const Path& path) const override; ResultVal<ArchiveFormatInfo> GetFormatInfo(const Path& path) const override;
private: private:

View File

@ -17,20 +17,26 @@ SaveData_Factory::SaveData_Factory(std::string nand_directory)
: nand_directory(std::move(nand_directory)) {} : nand_directory(std::move(nand_directory)) {}
ResultVal<std::unique_ptr<FileSystemBackend>> SaveData_Factory::Open(const Path& path) { ResultVal<std::unique_ptr<FileSystemBackend>> SaveData_Factory::Open(const Path& path) {
u64 title_id = Kernel::g_current_process->program_id; std::string save_directory = GetFullPath();
// TODO(Subv): Somehow obtain this value. // Return an error if the save data doesn't actually exist.
u32 user = 0; if (!FileUtil::IsDirectory(save_directory)) {
std::string save_directory = Common::StringFromFormat("%ssave/%016" PRIX64 "/%08X", // TODO(Subv): Find out correct error code.
nand_directory.c_str(), title_id, user); return ResultCode(-1);
}
auto archive = std::make_unique<Disk_FileSystem>(save_directory); auto archive = std::make_unique<Disk_FileSystem>(save_directory);
return MakeResult<std::unique_ptr<FileSystemBackend>>(std::move(archive)); return MakeResult<std::unique_ptr<FileSystemBackend>>(std::move(archive));
} }
ResultCode SaveData_Factory::Format(const Path& path, ResultCode SaveData_Factory::Format(const Path& path) {
const FileSys::ArchiveFormatInfo& format_info) { LOG_WARNING(Service_FS, "Format archive %s", GetName().c_str());
LOG_ERROR(Service_FS, "Unimplemented Format archive %s", GetName().c_str()); // Create the save data directory.
// TODO(bunnei): Find the right error code for this if (!FileUtil::CreateFullPath(GetFullPath())) {
return ResultCode(-1); // TODO(Subv): Find the correct error code.
return ResultCode(-1);
}
return RESULT_SUCCESS;
} }
ResultVal<ArchiveFormatInfo> SaveData_Factory::GetFormatInfo(const Path& path) const { ResultVal<ArchiveFormatInfo> SaveData_Factory::GetFormatInfo(const Path& path) const {
@ -39,4 +45,12 @@ ResultVal<ArchiveFormatInfo> SaveData_Factory::GetFormatInfo(const Path& path) c
return ResultCode(-1); return ResultCode(-1);
} }
std::string SaveData_Factory::GetFullPath() const {
u64 title_id = Kernel::g_current_process->program_id;
// TODO(Subv): Somehow obtain this value.
u32 user = 0;
return Common::StringFromFormat("%ssave/%016" PRIX64 "/%08X/", nand_directory.c_str(), title_id,
user);
}
} // namespace FileSys } // namespace FileSys

View File

@ -21,11 +21,13 @@ public:
return "SaveData_Factory"; return "SaveData_Factory";
} }
ResultVal<std::unique_ptr<FileSystemBackend>> Open(const Path& path) override; ResultVal<std::unique_ptr<FileSystemBackend>> Open(const Path& path) override;
ResultCode Format(const Path& path, const FileSys::ArchiveFormatInfo& format_info) override; ResultCode Format(const Path& path) override;
ResultVal<ArchiveFormatInfo> GetFormatInfo(const Path& path) const override; ResultVal<ArchiveFormatInfo> GetFormatInfo(const Path& path) const override;
private: private:
std::string nand_directory; std::string nand_directory;
std::string GetFullPath() const;
}; };
} // namespace FileSys } // namespace FileSys

View File

@ -2,12 +2,15 @@
// Licensed under GPLv2 or any later version // Licensed under GPLv2 or any later version
// Refer to the license.txt file included. // Refer to the license.txt file included.
#include <cinttypes>
#include "core/file_sys/filesystem.h"
#include "core/hle/ipc_helpers.h" #include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/event.h" #include "core/hle/kernel/event.h"
#include "core/hle/service/am/am.h" #include "core/hle/service/am/am.h"
#include "core/hle/service/am/applet_ae.h" #include "core/hle/service/am/applet_ae.h"
#include "core/hle/service/am/applet_oe.h" #include "core/hle/service/am/applet_oe.h"
#include "core/hle/service/apm/apm.h" #include "core/hle/service/apm/apm.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/hle/service/nvflinger/nvflinger.h" #include "core/hle/service/nvflinger/nvflinger.h"
namespace Service { namespace Service {
@ -416,9 +419,24 @@ void IApplicationFunctions::PopLaunchParameter(Kernel::HLERequestContext& ctx) {
} }
void IApplicationFunctions::EnsureSaveData(Kernel::HLERequestContext& ctx) { void IApplicationFunctions::EnsureSaveData(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service, "(STUBBED) called"); IPC::RequestParser rp{ctx};
u128 uid = rp.PopRaw<u128>();
LOG_WARNING(Service, "(STUBBED) called uid = %016" PRIX64 "%016" PRIX64, uid[1], uid[0]);
IPC::ResponseBuilder rb{ctx, 4}; IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);
FileSys::Path unused;
auto savedata = FileSystem::OpenFileSystem(FileSystem::Type::SaveData, unused);
if (savedata.Failed()) {
// Create the save data and return an error indicating that the operation was performed.
FileSystem::FormatFileSystem(FileSystem::Type::SaveData);
// TODO(Subv): Find out the correct error code for this.
rb.Push(ResultCode(ErrorModule::FS, 40));
} else {
rb.Push(RESULT_SUCCESS);
}
rb.Push<u64>(0); rb.Push<u64>(0);
} }

View File

@ -43,6 +43,19 @@ ResultVal<std::unique_ptr<FileSys::FileSystemBackend>> OpenFileSystem(Type type,
return itr->second->Open(path); return itr->second->Open(path);
} }
ResultCode FormatFileSystem(Type type) {
LOG_TRACE(Service_FS, "Formatting 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);
}
FileSys::Path unused;
return itr->second->Format(unused);
}
void RegisterFileSystems() { void RegisterFileSystems() {
filesystem_map.clear(); filesystem_map.clear();

View File

@ -44,6 +44,13 @@ ResultCode RegisterFileSystem(std::unique_ptr<FileSys::FileSystemFactory>&& fact
ResultVal<std::unique_ptr<FileSys::FileSystemBackend>> OpenFileSystem(Type type, ResultVal<std::unique_ptr<FileSys::FileSystemBackend>> OpenFileSystem(Type type,
FileSys::Path& path); FileSys::Path& path);
/**
* Formats a file system
* @param type Type of the file system to format
* @return ResultCode of the operation
*/
ResultCode FormatFileSystem(Type type);
/// Registers all Filesystem services with the specified service manager. /// Registers all Filesystem services with the specified service manager.
void InstallInterfaces(SM::ServiceManager& service_manager); void InstallInterfaces(SM::ServiceManager& service_manager);