From d26c6b3212ed36970410814593ee5ec082b1d95a Mon Sep 17 00:00:00 2001 From: Subv Date: Mon, 28 Dec 2015 13:51:44 -0500 Subject: HLE/FS: Implemented GetFormatInfo Format information is currently only implemented for the ExtSaveData, SharedExtSaveData and SaveData archives, the information is stored in a file alongside the root folder of the archive. --- src/core/hle/service/fs/fs_user.cpp | 107 ++++++++++++++++++++++++++++++------ 1 file changed, 89 insertions(+), 18 deletions(-) (limited to 'src/core/hle/service/fs/fs_user.cpp') diff --git a/src/core/hle/service/fs/fs_user.cpp b/src/core/hle/service/fs/fs_user.cpp index 12ed609e9..ff7a9975e 100644 --- a/src/core/hle/service/fs/fs_user.cpp +++ b/src/core/hle/service/fs/fs_user.cpp @@ -443,17 +443,22 @@ static void IsSdmcWriteable(Service::Interface* self) { * Inputs: * 0 : 0x084C0242 * 1 : Archive ID - * 2 : Archive low path type - * 3 : Archive low path size - * 10 : (LowPathSize << 14) | 2 + * 2 : Archive path type + * 3 : Archive path size + * 4 : Size in Blocks (1 block = 512 bytes) + * 5 : Number of directories + * 6 : Number of files + * 7 : Directory bucket count + * 8 : File bucket count + * 9 : Duplicate data + * 10 : (PathSize << 14) | 2 * 11 : Archive low path * Outputs: * 1 : Result of function, 0 on success, otherwise error code */ static void FormatSaveData(Service::Interface* self) { - // TODO(Subv): Find out what the other inputs and outputs of this function are u32* cmd_buff = Kernel::GetCommandBuffer(); - LOG_DEBUG(Service_FS, "(STUBBED)"); + LOG_WARNING(Service_FS, "(STUBBED)"); auto archive_id = static_cast(cmd_buff[1]); auto archivename_type = static_cast(cmd_buff[2]); @@ -464,9 +469,9 @@ static void FormatSaveData(Service::Interface* self) { LOG_DEBUG(Service_FS, "archive_path=%s", archive_path.DebugStr().c_str()); if (archive_id != FS::ArchiveIdCode::SaveData) { - // TODO(Subv): What should happen if somebody attempts to format a different archive? - LOG_ERROR(Service_FS, "tried to format an archive different than SaveData, %u", cmd_buff[1]); - cmd_buff[1] = UnimplementedFunction(ErrorModule::FS).raw; + LOG_ERROR(Service_FS, "tried to format an archive different than SaveData, %u", archive_id); + cmd_buff[1] = ResultCode(ErrorDescription::FS_InvalidPath, ErrorModule::FS, + ErrorSummary::InvalidArgument, ErrorLevel::Usage).raw; return; } @@ -477,23 +482,40 @@ static void FormatSaveData(Service::Interface* self) { return; } - cmd_buff[1] = FormatArchive(ArchiveIdCode::SaveData).raw; + FileSys::ArchiveFormatInfo format_info; + format_info.duplicate_data = cmd_buff[9] & 0xFF; + format_info.number_directories = cmd_buff[5]; + format_info.number_files = cmd_buff[6]; + format_info.total_size = cmd_buff[4] * 512; + + cmd_buff[1] = FormatArchive(ArchiveIdCode::SaveData, format_info).raw; } /** * FS_User::FormatThisUserSaveData service function * Inputs: * 0: 0x080F0180 + * 1 : Size in Blocks (1 block = 512 bytes) + * 2 : Number of directories + * 3 : Number of files + * 4 : Directory bucket count + * 5 : File bucket count + * 6 : Duplicate data * Outputs: * 1 : Result of function, 0 on success, otherwise error code */ static void FormatThisUserSaveData(Service::Interface* self) { u32* cmd_buff = Kernel::GetCommandBuffer(); - LOG_DEBUG(Service_FS, "(STUBBED)"); - // TODO(Subv): Find out what the inputs and outputs of this function are + FileSys::ArchiveFormatInfo format_info; + format_info.duplicate_data = cmd_buff[6] & 0xFF; + format_info.number_directories = cmd_buff[2]; + format_info.number_files = cmd_buff[3]; + format_info.total_size = cmd_buff[1] * 512; - cmd_buff[1] = FormatArchive(ArchiveIdCode::SaveData).raw; + cmd_buff[1] = FormatArchive(ArchiveIdCode::SaveData, format_info).raw; + + LOG_TRACE(Service_FS, "called"); } /** @@ -531,10 +553,9 @@ static void GetFreeBytes(Service::Interface* self) { * 2 : Low word of the saveid to create * 3 : High word of the saveid to create * 4 : Unknown - * 5 : Unknown - * 6 : Unknown - * 7 : Unknown - * 8 : Unknown + * 5 : Number of directories + * 6 : Number of files + * 7-8 : Size limit * 9 : Size of the SMDH icon * 10: (SMDH Size << 4) | 0x0000000A * 11: Pointer to the SMDH icon for the new ExtSaveData @@ -556,7 +577,12 @@ static void CreateExtSaveData(Service::Interface* self) { cmd_buff[3], cmd_buff[4], cmd_buff[5], cmd_buff[6], cmd_buff[7], cmd_buff[8], icon_size, cmd_buff[10], icon_buffer); - cmd_buff[1] = CreateExtSaveData(media_type, save_high, save_low, icon_buffer, icon_size).raw; + FileSys::ArchiveFormatInfo format_info; + format_info.number_directories = cmd_buff[5]; + format_info.number_files = cmd_buff[6]; + format_info.duplicate_data = false; + format_info.total_size = 0; + cmd_buff[1] = CreateExtSaveData(media_type, save_high, save_low, icon_buffer, icon_size, format_info).raw; } /** @@ -731,6 +757,51 @@ static void GetArchiveResource(Service::Interface* self) { cmd_buff[5] = 0x80000; // 8GiB free } +/** + * FS_User::GetFormatInfo service function. + * Inputs: + * 0 : 0x084500C2 + * 1 : Archive ID + * 2 : Archive path type + * 3 : Archive path size + * 4 : (PathSize << 14) | 2 + * 5 : Archive low path + * Outputs: + * 0 : 0x08450140 + * 1 : Result of function, 0 on success, otherwise error code + * 2 : Total size + * 3 : Number of directories + * 4 : Number of files + * 5 : Duplicate data + */ +static void GetFormatInfo(Service::Interface* self) { + u32* cmd_buff = Kernel::GetCommandBuffer(); + + auto archive_id = static_cast(cmd_buff[1]); + auto archivename_type = static_cast(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); + + LOG_DEBUG(Service_FS, "archive_path=%s", archive_path.DebugStr().c_str()); + + cmd_buff[0] = IPC::MakeHeader(0x0845, 5, 0); + + auto format_info = GetArchiveFormatInfo(archive_id, archive_path); + + if (format_info.Failed()) { + LOG_ERROR(Service_FS, "Failed to retrieve the format info"); + cmd_buff[1] = format_info.Code().raw; + return; + } + + cmd_buff[1] = RESULT_SUCCESS.raw; + cmd_buff[2] = format_info->total_size; + cmd_buff[3] = format_info->number_directories; + cmd_buff[4] = format_info->number_files; + cmd_buff[5] = format_info->duplicate_data; +} + const Interface::FunctionInfo FunctionTable[] = { {0x000100C6, nullptr, "Dummy1"}, {0x040100C4, nullptr, "Control"}, @@ -802,7 +873,7 @@ const Interface::FunctionInfo FunctionTable[] = { {0x08420040, nullptr, "DeleteAllExtSaveDataOnNand"}, {0x08430000, nullptr, "InitializeCtrFileSystem"}, {0x08440000, nullptr, "CreateSeed"}, - {0x084500C2, nullptr, "GetFormatInfo"}, + {0x084500C2, GetFormatInfo, "GetFormatInfo"}, {0x08460102, nullptr, "GetLegacyRomHeader2"}, {0x08470180, nullptr, "FormatCtrCardUserSaveData"}, {0x08480042, nullptr, "GetSdmcCtrRootPath"}, -- cgit v1.2.3