diff options
Diffstat (limited to 'src/core/hle/service/fs_user.cpp')
| -rw-r--r-- | src/core/hle/service/fs_user.cpp | 302 |
1 files changed, 302 insertions, 0 deletions
diff --git a/src/core/hle/service/fs_user.cpp b/src/core/hle/service/fs_user.cpp new file mode 100644 index 00000000..01217432 --- /dev/null +++ b/src/core/hle/service/fs_user.cpp @@ -0,0 +1,302 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 +// Refer to the license.txt file included. + +#include "common/common.h" + +#include "fs_user.h" +#include "core/hle/kernel/archive.h" + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// Namespace FS_User + +namespace FS_User { + +// Command to access archive file +enum class LowPathType : u32 { + Invalid = 0, + Empty = 1, + Binary = 2, + Char = 3, + Wchar = 4 +}; + +std::string GetStringFromCmdBuff(const u32 pointer, const u32 size) { + auto data = reinterpret_cast<const char*>(Memory::GetPointer(pointer)); + return std::string(data, size - 1); +} + +// We currently return 0 for success and -1 for failure in cmd_buff[1]. -1 was chosen because it +// puts all the sections of the http://3dbrew.org/wiki/Error_codes to something non-zero, to make +// sure we don't mislead the application into thinking something worked. + +void Initialize(Service::Interface* self) { + u32* cmd_buff = Service::GetCommandBuffer(); + + // TODO(Link Mauve): check the behavior when cmd_buff[1] isn't 32, as per + // http://3dbrew.org/wiki/FS:Initialize#Request + cmd_buff[1] = 0; + + DEBUG_LOG(KERNEL, "called"); +} + +void OpenFile(Service::Interface* self) { + u32* cmd_buff = Service::GetCommandBuffer(); + + u32 transaction = cmd_buff[1]; + // 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]); + LowPathType type = static_cast<LowPathType>(cmd_buff[4]); + u32 size = cmd_buff[5]; + FileSys::Mode mode; mode.hex = cmd_buff[6]; + u32 attributes = cmd_buff[7]; // TODO(Link Mauve): do something with those attributes. + u32 pointer = cmd_buff[9]; + + if (type != LowPathType::Char) { + ERROR_LOG(KERNEL, "file LowPath type other than char is currently unsupported"); + cmd_buff[1] = -1; + return; + } + + std::string file_name = GetStringFromCmdBuff(pointer, size); + + DEBUG_LOG(KERNEL, "type=%d size=%d mode=%d attrs=%d data=%s", type, size, mode, attributes, file_name.c_str()); + + Handle handle = Kernel::OpenFileFromArchive(archive_handle, file_name, mode); + if (handle) { + cmd_buff[1] = 0; + cmd_buff[3] = handle; + } else { + ERROR_LOG(KERNEL, "failed to get a handle for file %s", file_name.c_str()); + // TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily. + cmd_buff[1] = -1; + } + + DEBUG_LOG(KERNEL, "called"); +} + +void OpenFileDirectly(Service::Interface* self) { + u32* cmd_buff = Service::GetCommandBuffer(); + + u32 transaction = cmd_buff[1]; + auto archive_id = static_cast<FileSys::Archive::IdCode>(cmd_buff[2]); + LowPathType archive_type = static_cast<LowPathType>(cmd_buff[3]); + u32 archive_size = cmd_buff[4]; + LowPathType file_type = static_cast<LowPathType>(cmd_buff[5]); + u32 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 archive_pointer = cmd_buff[10]; + u32 pointer = cmd_buff[12]; + + if (archive_type != LowPathType::Empty) { + ERROR_LOG(KERNEL, "archive LowPath type other than empty is currently unsupported"); + cmd_buff[1] = -1; + return; + } + + std::string archive_name = GetStringFromCmdBuff(archive_pointer, archive_size); + std::string file_name = GetStringFromCmdBuff(pointer, size); + + DEBUG_LOG(KERNEL, "archive_type=%d archive_size=%d archive_data=%s" + "file_type=%d file_size=%d file_mode=%d file_attrs=%d file_data=%s", + archive_type, archive_size, archive_name.c_str(), + file_type, size, mode, attributes, file_name.c_str()); + + // TODO(Link Mauve): check if we should even get a handle for the archive, and don't leak it. + Handle archive_handle = Kernel::OpenArchive(archive_id); + if (archive_handle) { + cmd_buff[1] = 0; + // cmd_buff[2] isn't used according to 3dmoo's implementation. + cmd_buff[3] = archive_handle; + } else { + ERROR_LOG(KERNEL, "failed to get a handle for archive %s", archive_name.c_str()); + // TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily. + cmd_buff[1] = -1; + return; + } + + if (file_type != LowPathType::Char) { + WARN_LOG(KERNEL, "file LowPath type other than char is currently unsupported; returning archive handle instead"); + return; + } + + Handle handle = Kernel::OpenFileFromArchive(archive_handle, file_name, mode); + if (handle) { + cmd_buff[1] = 0; + cmd_buff[3] = handle; + } else { + ERROR_LOG(KERNEL, "failed to get a handle for file %s", file_name.c_str()); + // TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily. + cmd_buff[1] = -1; + } + + DEBUG_LOG(KERNEL, "called"); +} + +void OpenDirectory(Service::Interface* self) { + u32* cmd_buff = Service::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]); + LowPathType type = static_cast<LowPathType>(cmd_buff[3]); + u32 size = cmd_buff[4]; + u32 pointer = cmd_buff[6]; + + if (type != LowPathType::Char) { + ERROR_LOG(KERNEL, "directory LowPath type other than char is currently unsupported"); + cmd_buff[1] = -1; + return; + } + + std::string dir_name = GetStringFromCmdBuff(pointer, size); + + DEBUG_LOG(KERNEL, "type=%d size=%d data=%s", type, size, dir_name.c_str()); + + Handle handle = Kernel::OpenDirectoryFromArchive(archive_handle, dir_name); + if (handle) { + cmd_buff[1] = 0; + cmd_buff[3] = handle; + } else { + ERROR_LOG(KERNEL, "failed to get a handle for directory %s", dir_name.c_str()); + // TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily. + cmd_buff[1] = -1; + } + + DEBUG_LOG(KERNEL, "called"); +} + +void OpenArchive(Service::Interface* self) { + u32* cmd_buff = Service::GetCommandBuffer(); + + auto arch_id = static_cast<FileSys::Archive::IdCode>(cmd_buff[1]); + LowPathType type = static_cast<LowPathType>(cmd_buff[2]); + u32 size = cmd_buff[3]; + u32 pointer = cmd_buff[5]; + + if (type != LowPathType::Empty) { + ERROR_LOG(KERNEL, "archive LowPath type other than empty is currently unsupported"); + cmd_buff[1] = -1; + return; + } + + std::string archive_name = GetStringFromCmdBuff(pointer, size); + + DEBUG_LOG(KERNEL, "type=%d size=%d data=%s", type, size, archive_name.c_str()); + + Handle handle = Kernel::OpenArchive(arch_id); + if (handle) { + cmd_buff[1] = 0; + // 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 %s", archive_name.c_str()); + // TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily. + cmd_buff[1] = -1; + } + + DEBUG_LOG(KERNEL, "called"); +} + +const Interface::FunctionInfo FunctionTable[] = { + {0x000100C6, nullptr, "Dummy1"}, + {0x040100C4, nullptr, "Control"}, + {0x08010002, Initialize, "Initialize"}, + {0x080201C2, OpenFile, "OpenFile"}, + {0x08030204, OpenFileDirectly, "OpenFileDirectly"}, + {0x08040142, nullptr, "DeleteFile"}, + {0x08050244, nullptr, "RenameFile"}, + {0x08060142, nullptr, "DeleteDirectory"}, + {0x08070142, nullptr, "DeleteDirectoryRecursively"}, + {0x08080202, nullptr, "CreateFile"}, + {0x08090182, nullptr, "CreateDirectory"}, + {0x080A0244, nullptr, "RenameDirectory"}, + {0x080B0102, OpenDirectory, "OpenDirectory"}, + {0x080C00C2, OpenArchive, "OpenArchive"}, + {0x080D0144, nullptr, "ControlArchive"}, + {0x080E0080, nullptr, "CloseArchive"}, + {0x080F0180, nullptr, "FormatThisUserSaveData"}, + {0x08100200, nullptr, "CreateSystemSaveData"}, + {0x08110040, nullptr, "DeleteSystemSaveData"}, + {0x08120080, nullptr, "GetFreeBytes"}, + {0x08130000, nullptr, "GetCardType"}, + {0x08140000, nullptr, "GetSdmcArchiveResource"}, + {0x08150000, nullptr, "GetNandArchiveResource"}, + {0x08160000, nullptr, "GetSdmcFatfsErro"}, + {0x08170000, nullptr, "IsSdmcDetected"}, + {0x08180000, nullptr, "IsSdmcWritable"}, + {0x08190042, nullptr, "GetSdmcCid"}, + {0x081A0042, nullptr, "GetNandCid"}, + {0x081B0000, nullptr, "GetSdmcSpeedInfo"}, + {0x081C0000, nullptr, "GetNandSpeedInfo"}, + {0x081D0042, nullptr, "GetSdmcLog"}, + {0x081E0042, nullptr, "GetNandLog"}, + {0x081F0000, nullptr, "ClearSdmcLog"}, + {0x08200000, nullptr, "ClearNandLog"}, + {0x08210000, nullptr, "CardSlotIsInserted"}, + {0x08220000, nullptr, "CardSlotPowerOn"}, + {0x08230000, nullptr, "CardSlotPowerOff"}, + {0x08240000, nullptr, "CardSlotGetCardIFPowerStatus"}, + {0x08250040, nullptr, "CardNorDirectCommand"}, + {0x08260080, nullptr, "CardNorDirectCommandWithAddress"}, + {0x08270082, nullptr, "CardNorDirectRead"}, + {0x082800C2, nullptr, "CardNorDirectReadWithAddress"}, + {0x08290082, nullptr, "CardNorDirectWrite"}, + {0x082A00C2, nullptr, "CardNorDirectWriteWithAddress"}, + {0x082B00C2, nullptr, "CardNorDirectRead_4xIO"}, + {0x082C0082, nullptr, "CardNorDirectCpuWriteWithoutVerify"}, + {0x082D0040, nullptr, "CardNorDirectSectorEraseWithoutVerify"}, + {0x082E0040, nullptr, "GetProductInfo"}, + {0x082F0040, nullptr, "GetProgramLaunchInfo"}, + {0x08300182, nullptr, "CreateExtSaveData"}, + {0x08310180, nullptr, "CreateSharedExtSaveData"}, + {0x08320102, nullptr, "ReadExtSaveDataIcon"}, + {0x08330082, nullptr, "EnumerateExtSaveData"}, + {0x08340082, nullptr, "EnumerateSharedExtSaveData"}, + {0x08350080, nullptr, "DeleteExtSaveData"}, + {0x08360080, nullptr, "DeleteSharedExtSaveData"}, + {0x08370040, nullptr, "SetCardSpiBaudRate"}, + {0x08380040, nullptr, "SetCardSpiBusMode"}, + {0x08390000, nullptr, "SendInitializeInfoTo9"}, + {0x083A0100, nullptr, "GetSpecialContentIndex"}, + {0x083B00C2, nullptr, "GetLegacyRomHeader"}, + {0x083C00C2, nullptr, "GetLegacyBannerData"}, + {0x083D0100, nullptr, "CheckAuthorityToAccessExtSaveData"}, + {0x083E00C2, nullptr, "QueryTotalQuotaSize"}, + {0x083F00C0, nullptr, "GetExtDataBlockSize"}, + {0x08400040, nullptr, "AbnegateAccessRight"}, + {0x08410000, nullptr, "DeleteSdmcRoot"}, + {0x08420040, nullptr, "DeleteAllExtSaveDataOnNand"}, + {0x08430000, nullptr, "InitializeCtrFileSystem"}, + {0x08440000, nullptr, "CreateSeed"}, + {0x084500C2, nullptr, "GetFormatInfo"}, + {0x08460102, nullptr, "GetLegacyRomHeader2"}, + {0x08470180, nullptr, "FormatCtrCardUserSaveData"}, + {0x08480042, nullptr, "GetSdmcCtrRootPath"}, + {0x08490040, nullptr, "GetArchiveResource"}, + {0x084A0002, nullptr, "ExportIntegrityVerificationSeed"}, + {0x084B0002, nullptr, "ImportIntegrityVerificationSeed"}, + {0x084C0242, nullptr, "FormatSaveData"}, + {0x084D0102, nullptr, "GetLegacySubBannerData"}, + {0x084E0342, nullptr, "UpdateSha256Context"}, + {0x084F0102, nullptr, "ReadSpecialFile"}, + {0x08500040, nullptr, "GetSpecialFileSize"}, + {0x08580000, nullptr, "GetMovableSedHashedKeyYRandomData"}, + {0x08610042, nullptr, "InitializeWithSdkVersion"}, + {0x08620040, nullptr, "SetPriority"}, + {0x08630000, nullptr, "GetPriority"}, +}; + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// Interface class + +Interface::Interface() { + Register(FunctionTable, ARRAY_SIZE(FunctionTable)); +} + +Interface::~Interface() { +} + +} // namespace |