diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt index 63a402ad0..1ecd1c431 100644 --- a/src/core/CMakeLists.txt +++ b/src/core/CMakeLists.txt @@ -21,6 +21,7 @@ set(SRCS file_sys/archive_savedata.cpp file_sys/archive_savedatacheck.cpp file_sys/archive_sdmc.cpp + file_sys/archive_sdmcwriteonly.cpp file_sys/archive_systemsavedata.cpp file_sys/disk_archive.cpp file_sys/ivfc_archive.cpp @@ -165,6 +166,7 @@ set(HEADERS file_sys/archive_savedata.h file_sys/archive_savedatacheck.h file_sys/archive_sdmc.h + file_sys/archive_sdmcwriteonly.h file_sys/archive_systemsavedata.h file_sys/directory_backend.h file_sys/disk_archive.h diff --git a/src/core/file_sys/archive_sdmcwriteonly.cpp b/src/core/file_sys/archive_sdmcwriteonly.cpp new file mode 100644 index 000000000..64ae49b86 --- /dev/null +++ b/src/core/file_sys/archive_sdmcwriteonly.cpp @@ -0,0 +1,70 @@ +// Copyright 2016 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include +#include "common/file_util.h" +#include "core/file_sys/archive_sdmcwriteonly.h" +#include "core/file_sys/directory_backend.h" +#include "core/file_sys/errors.h" +#include "core/file_sys/file_backend.h" +#include "core/settings.h" + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// FileSys namespace + +namespace FileSys { + +ResultVal> SDMCWriteOnlyArchive::OpenFile(const Path& path, + const Mode& mode) const { + if (mode.read_flag) { + LOG_ERROR(Service_FS, "Read flag is not supported"); + return ERROR_INVALID_READ_FLAG; + } + return SDMCArchive::OpenFile(path, mode); +} + +ResultVal> SDMCWriteOnlyArchive::OpenDirectory( + const Path& path) const { + LOG_ERROR(Service_FS, "Not supported"); + return ERROR_UNSUPPORTED_OPEN_FLAGS; +} + +ArchiveFactory_SDMCWriteOnly::ArchiveFactory_SDMCWriteOnly(const std::string& mount_point) + : sdmc_directory(mount_point) { + LOG_INFO(Service_FS, "Directory %s set as SDMCWriteOnly.", sdmc_directory.c_str()); +} + +bool ArchiveFactory_SDMCWriteOnly::Initialize() { + if (!Settings::values.use_virtual_sd) { + LOG_WARNING(Service_FS, "SDMC disabled by config."); + return false; + } + + if (!FileUtil::CreateFullPath(sdmc_directory)) { + LOG_ERROR(Service_FS, "Unable to create SDMC path."); + return false; + } + + return true; +} + +ResultVal> ArchiveFactory_SDMCWriteOnly::Open(const Path& path) { + auto archive = std::make_unique(sdmc_directory); + return MakeResult>(std::move(archive)); +} + +ResultCode ArchiveFactory_SDMCWriteOnly::Format(const Path& path, + const FileSys::ArchiveFormatInfo& format_info) { + // TODO(wwylele): hwtest this + LOG_ERROR(Service_FS, "Attempted to format a SDMC write-only archive."); + return ResultCode(-1); +} + +ResultVal ArchiveFactory_SDMCWriteOnly::GetFormatInfo(const Path& path) const { + // TODO(Subv): Implement + LOG_ERROR(Service_FS, "Unimplemented GetFormatInfo archive %s", GetName().c_str()); + return ResultCode(-1); +} + +} // namespace FileSys diff --git a/src/core/file_sys/archive_sdmcwriteonly.h b/src/core/file_sys/archive_sdmcwriteonly.h new file mode 100644 index 000000000..ed977485a --- /dev/null +++ b/src/core/file_sys/archive_sdmcwriteonly.h @@ -0,0 +1,57 @@ +// Copyright 2016 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include "core/file_sys/archive_sdmc.h" + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// FileSys namespace + +namespace FileSys { + +/** + * Archive backend for SDMC write-only archive. + * The behaviour of SDMCWriteOnlyArchive is almost the same as SDMCArchive, except for + * - OpenDirectory is unsupported; + * - OpenFile with read flag is unsupported. + */ +class SDMCWriteOnlyArchive : public SDMCArchive { +public: + SDMCWriteOnlyArchive(const std::string& mount_point) : SDMCArchive(mount_point) {} + + std::string GetName() const override { + return "SDMCWriteOnlyArchive: " + mount_point; + } + + ResultVal> OpenFile(const Path& path, + const Mode& mode) const override; + + ResultVal> OpenDirectory(const Path& path) const override; +}; + +/// File system interface to the SDMC write-only archive +class ArchiveFactory_SDMCWriteOnly final : public ArchiveFactory { +public: + ArchiveFactory_SDMCWriteOnly(const std::string& mount_point); + + /** + * Initialize the archive. + * @return true if it initialized successfully + */ + bool Initialize(); + + std::string GetName() const override { + return "SDMCWriteOnly"; + } + + ResultVal> Open(const Path& path) override; + ResultCode Format(const Path& path, const FileSys::ArchiveFormatInfo& format_info) override; + ResultVal GetFormatInfo(const Path& path) const override; + +private: + std::string sdmc_directory; +}; + +} // namespace FileSys diff --git a/src/core/file_sys/errors.h b/src/core/file_sys/errors.h index f9299364c..fd1b07df0 100644 --- a/src/core/file_sys/errors.h +++ b/src/core/file_sys/errors.h @@ -13,6 +13,8 @@ const ResultCode ERROR_UNSUPPORTED_OPEN_FLAGS(ErrorDescription::FS_UnsupportedOp ErrorLevel::Usage); const ResultCode ERROR_INVALID_OPEN_FLAGS(ErrorDescription::FS_InvalidOpenFlags, ErrorModule::FS, ErrorSummary::Canceled, ErrorLevel::Status); +const ResultCode ERROR_INVALID_READ_FLAG(ErrorDescription::FS_InvalidReadFlag, ErrorModule::FS, + ErrorSummary::InvalidArgument, ErrorLevel::Usage); const ResultCode ERROR_FILE_NOT_FOUND(ErrorDescription::FS_FileNotFound, ErrorModule::FS, ErrorSummary::NotFound, ErrorLevel::Status); const ResultCode ERROR_PATH_NOT_FOUND(ErrorDescription::FS_PathNotFound, ErrorModule::FS, diff --git a/src/core/hle/result.h b/src/core/hle/result.h index a355f970a..f7356f9d8 100644 --- a/src/core/hle/result.h +++ b/src/core/hle/result.h @@ -33,6 +33,7 @@ enum class ErrorDescription : u32 { OutofRangeOrMisalignedAddress = 513, // TODO(purpasmart): Check if this name fits its actual usage GPU_FirstInitialization = 519, + FS_InvalidReadFlag = 700, FS_InvalidPath = 702, FS_WriteBeyondEnd = 705, FS_UnsupportedOpenFlags = 760, diff --git a/src/core/hle/service/fs/archive.cpp b/src/core/hle/service/fs/archive.cpp index 891d7bc84..62cf2c249 100644 --- a/src/core/hle/service/fs/archive.cpp +++ b/src/core/hle/service/fs/archive.cpp @@ -18,6 +18,7 @@ #include "core/file_sys/archive_savedata.h" #include "core/file_sys/archive_savedatacheck.h" #include "core/file_sys/archive_sdmc.h" +#include "core/file_sys/archive_sdmcwriteonly.h" #include "core/file_sys/archive_systemsavedata.h" #include "core/file_sys/directory_backend.h" #include "core/file_sys/file_backend.h" @@ -526,6 +527,13 @@ void RegisterArchiveTypes() { LOG_ERROR(Service_FS, "Can't instantiate SDMC archive with path %s", sdmc_directory.c_str()); + auto sdmcwo_factory = std::make_unique(sdmc_directory); + if (sdmcwo_factory->Initialize()) + RegisterArchiveType(std::move(sdmcwo_factory), ArchiveIdCode::SDMCWriteOnly); + else + LOG_ERROR(Service_FS, "Can't instantiate SDMCWriteOnly archive with path %s", + sdmc_directory.c_str()); + // Create the SaveData archive auto savedata_factory = std::make_unique(sdmc_directory); RegisterArchiveType(std::move(savedata_factory), ArchiveIdCode::SaveData);