static GameCoin ReadGameCoinData() {
std::string nand_directory = FileUtil::GetUserPath(FileUtil::UserPath::NANDDir);
FileSys::ArchiveFactory_ExtSaveData extdata_archive_factory(nand_directory, true);
FileSys::Path archive_path(ptm_shared_extdata_id);
auto archive_result = extdata_archive_factory.Open(archive_path);
if (!archive_result.Succeeded()) {
LOG_ERROR(Service_PTM, "Could not open the PTM SharedExtSaveData archive!");
return default_game_coin;
}
FileSys::Path gamecoin_path("/gamecoin.dat");
FileSys::Mode open_mode = {};
open_mode.read_flag.Assign(1);
auto gamecoin_result = (*archive_result)->OpenFile(gamecoin_path, open_mode);
if (!gamecoin_result.Succeeded()) {
LOG_ERROR(Service_PTM, "Could not open the game coin data file!");
return default_game_coin;
}
u16 result;
auto gamecoin = std::move(gamecoin_result).Unwrap();
GameCoin gamecoin_data;
gamecoin->Read(0, sizeof(GameCoin), reinterpret_cast<u8*>(&gamecoin_data));
gamecoin->Close();
return gamecoin_data;
}
static void WriteGameCoinData(GameCoin gamecoin_data) {
std::string nand_directory = FileUtil::GetUserPath(FileUtil::UserPath::NANDDir);
FileSys::ArchiveFactory_ExtSaveData extdata_archive_factory(nand_directory, true);
FileSys::Path archive_path(ptm_shared_extdata_id);
auto archive_result = extdata_archive_factory.Open(archive_path);
std::unique_ptr<FileSys::ArchiveBackend> archive;
FileSys::Path gamecoin_path("/gamecoin.dat");
// If the archive didn't exist, create the files inside
if (archive_result.Code() == FileSys::ERR_NOT_FORMATTED) {
// Format the archive to create the directories
extdata_archive_factory.Format(archive_path, FileSys::ArchiveFormatInfo());
// Open it again to get a valid archive now that the folder exists
archive = extdata_archive_factory.Open(archive_path).Unwrap();
// Create the game coin file
archive->CreateFile(gamecoin_path, sizeof(GameCoin));
} else {
ASSERT_MSG(archive_result.Succeeded(), "Could not open the PTM SharedExtSaveData archive!");
archive = std::move(archive_result).Unwrap();
}
FileSys::Mode open_mode = {};
open_mode.write_flag.Assign(1);
// Open the file and write the default gamecoin information
auto gamecoin_result = archive->OpenFile(gamecoin_path, open_mode);
if (gamecoin_result.Succeeded()) {
auto gamecoin = std::move(gamecoin_result).Unwrap();
gamecoin->Write(0, sizeof(GameCoin), true, reinterpret_cast<const u8*>(&gamecoin_data));
gamecoin->Close();
}
}
/**
* FS_User::OpenArchive service function
* Inputs:
* 1 : Archive ID
* 2 : Archive low path type
* 3 : Archive low path size
* 4 : (LowPathSize << 14) | 2
* 5 : Archive low path
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Archive handle lower word (unused)
* 3 : Archive handle upper word (same as file handle)
*/
static void OpenArchive(Service::Interface* self) {
u32* cmd_buff = Service::GetCommandBuffer();
auto archive_id = static_cast<FileSys::Archive::IdCode>(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];
FileSys::Path archive_path(archivename_type, archivename_size, archivename_ptr);
DEBUG_LOG(KERNEL, "archive_path=%s", archive_path.DebugStr().c_str());
if (archive_path.GetType() != FileSys::Empty) {
ERROR_LOG(KERNEL, "archive LowPath type other than empty is currently unsupported");
cmd_buff[1] = UnimplementedFunction(ErrorModule::FS).raw;
return;
}
ResultVal<Handle> handle = Kernel::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;
} else {
ERROR_LOG(KERNEL, "failed to get a handle for archive");
}
DEBUG_LOG(KERNEL, "called");
}
void Init() {
AddService(new PTM_Play_Interface);
AddService(new PTM_Sysm_Interface);
AddService(new PTM_U_Interface);
shell_open = true;
battery_is_charging = true;
// Open the SharedExtSaveData archive 0xF000000B and create the gamecoin.dat file if it doesn't exist
FileSys::Path archive_path(ptm_shared_extdata_id);
auto archive_result = Service::FS::OpenArchive(Service::FS::ArchiveIdCode::SharedExtSaveData, archive_path);
// If the archive didn't exist, create the files inside
if (archive_result.Code().description == ErrorDescription::FS_NotFormatted) {
// Format the archive to create the directories
Service::FS::FormatArchive(Service::FS::ArchiveIdCode::SharedExtSaveData, archive_path);
// Open it again to get a valid archive now that the folder exists
archive_result = Service::FS::OpenArchive(Service::FS::ArchiveIdCode::SharedExtSaveData, archive_path);
ASSERT_MSG(archive_result.Succeeded(), "Could not open the PTM SharedExtSaveData archive!");
FileSys::Path gamecoin_path("gamecoin.dat");
FileSys::Mode open_mode = {};
open_mode.write_flag = 1;
open_mode.create_flag = 1;
// Open the file and write the default gamecoin information
auto gamecoin_result = Service::FS::OpenFileFromArchive(*archive_result, gamecoin_path, open_mode);
if (gamecoin_result.Succeeded()) {
auto gamecoin = gamecoin_result.MoveFrom();
gamecoin->backend->Write(0, sizeof(GameCoin), 1, reinterpret_cast<const u8*>(&default_game_coin));
gamecoin->backend->Close();
}
}
}
Module::Module() {
// Open the SharedExtSaveData archive 0xF000000B and create the gamecoin.dat file if it doesn't
// exist
std::string nand_directory = FileUtil::GetUserPath(FileUtil::UserPath::NANDDir);
FileSys::ArchiveFactory_ExtSaveData extdata_archive_factory(nand_directory, true);
FileSys::Path archive_path(ptm_shared_extdata_id);
auto archive_result = extdata_archive_factory.Open(archive_path);
// If the archive didn't exist, write the default game coin file
if (archive_result.Code() == FileSys::ERR_NOT_FORMATTED) {
WriteGameCoinData(default_game_coin);
}
}
/**
* FS_User::OpenFileDirectly service function
* Inputs:
* 1 : Transaction
* 2 : Archive ID
* 3 : Archive low path type
* 4 : Archive low path size
* 5 : File low path type
* 6 : File low path size
* 7 : Flags
* 8 : Attributes
* 9 : (ArchiveLowPathSize << 14) | 0x802
* 10 : Archive low path
* 11 : (FileLowPathSize << 14) | 2
* 12 : File low path
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 3 : File handle
*/
static void OpenFileDirectly(Service::Interface* self) {
u32* cmd_buff = Service::GetCommandBuffer();
auto archive_id = static_cast<FileSys::Archive::IdCode>(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]);
u32 filename_size = cmd_buff[6];
FileSys::Mode mode; mode.hex = cmd_buff[7];
u32 attributes = cmd_buff[8]; // TODO(Link Mauve): do something with those attributes.
u32 archivename_ptr = cmd_buff[10];
u32 filename_ptr = cmd_buff[12];
FileSys::Path archive_path(archivename_type, archivename_size, archivename_ptr);
FileSys::Path file_path(filename_type, filename_size, filename_ptr);
DEBUG_LOG(KERNEL, "archive_path=%s file_path=%s, mode=%u attributes=%d",
archive_path.DebugStr().c_str(), file_path.DebugStr().c_str(), mode.hex, attributes);
if (archive_path.GetType() != FileSys::Empty) {
ERROR_LOG(KERNEL, "archive LowPath type other than empty is currently unsupported");
cmd_buff[1] = UnimplementedFunction(ErrorModule::FS).raw;
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;
if (archive_handle.Failed()) {
ERROR_LOG(KERNEL, "failed to get a handle for archive");
return;
}
// cmd_buff[2] isn't used according to 3dmoo's implementation.
cmd_buff[3] = *archive_handle;
ResultVal<Handle> handle = Kernel::OpenFileFromArchive(*archive_handle, file_path, mode);
cmd_buff[1] = handle.Code().raw;
if (handle.Succeeded()) {
cmd_buff[3] = *handle;
} else {
ERROR_LOG(KERNEL, "failed to get a handle for file %s", file_path.DebugStr().c_str());
}
DEBUG_LOG(KERNEL, "called");
}
