From 1ac51376552c510f69f7446eb344b9ad2312e898 Mon Sep 17 00:00:00 2001 From: shinyquagsire23 Date: Thu, 5 Oct 2017 16:24:56 -0600 Subject: [PATCH] file_sys/archive_ncch: Use AM to get title content path, add ExeFS support and support for additional content indexes --- src/core/file_sys/archive_ncch.cpp | 239 ++++++++++++++++++++++------ src/core/file_sys/archive_ncch.h | 59 ++++++- src/core/hle/service/fs/archive.cpp | 2 +- 3 files changed, 249 insertions(+), 51 deletions(-) diff --git a/src/core/file_sys/archive_ncch.cpp b/src/core/file_sys/archive_ncch.cpp index e8c5be983..38661adde 100644 --- a/src/core/file_sys/archive_ncch.cpp +++ b/src/core/file_sys/archive_ncch.cpp @@ -14,7 +14,7 @@ #include "core/file_sys/errors.h" #include "core/file_sys/ivfc_archive.h" #include "core/file_sys/ncch_container.h" -#include "core/file_sys/title_metadata.h" +#include "core/hle/service/am/am.h" #include "core/hle/service/fs/archive.h" #include "core/loader/loader.h" @@ -23,42 +23,72 @@ namespace FileSys { -static std::string GetNCCHContainerPath(const std::string& nand_directory) { - return Common::StringFromFormat("%s%s/title/", nand_directory.c_str(), SYSTEM_ID); -} +enum class NCCHFilePathType : u32 { + RomFS = 0, + Code = 1, + ExeFS = 2, +}; -static std::string GetNCCHPath(const std::string& mount_point, u32 high, u32 low) { - u32 content_id = 0; +struct NCCHArchivePath { + u64_le tid; + u32_le media_type; + u32_le unknown; +}; +static_assert(sizeof(NCCHArchivePath) == 0x10, "NCCHArchivePath has wrong size!"); - // TODO(shinyquagsire23): Title database should be doing this path lookup - std::string content_path = - Common::StringFromFormat("%s%08x/%08x/content/", mount_point.c_str(), high, low); - std::string tmd_path = content_path + "00000000.tmd"; - TitleMetadata tmd(tmd_path); - if (tmd.Load() == Loader::ResultStatus::Success) { - content_id = tmd.GetBootContentID(); +struct NCCHFilePath { + u32_le open_type; + u32_le content_index; + u32_le filepath_type; + std::array exefs_filepath; +}; +static_assert(sizeof(NCCHFilePath) == 0x14, "NCCHFilePath has wrong size!"); + +ResultVal> NCCHArchive::OpenFile(const Path& path, + const Mode& mode) const { + if (path.GetType() != LowPathType::Binary) { + LOG_ERROR(Service_FS, "Path need to be Binary"); + return ERROR_INVALID_PATH; } - return Common::StringFromFormat("%s%08x.app", content_path.c_str(), content_id); -} + std::vector binary = path.AsBinary(); + if (binary.size() != sizeof(NCCHFilePath)) { + LOG_ERROR(Service_FS, "Wrong path size %zu", binary.size()); + return ERROR_INVALID_PATH; + } -ArchiveFactory_NCCH::ArchiveFactory_NCCH(const std::string& nand_directory) - : mount_point(GetNCCHContainerPath(nand_directory)) {} + NCCHFilePath openfile_path; + std::memcpy(&openfile_path, binary.data(), sizeof(NCCHFilePath)); -ResultVal> ArchiveFactory_NCCH::Open(const Path& path) { - auto vec = path.AsBinary(); - const u32* data = reinterpret_cast(vec.data()); - u32 high = data[1]; - u32 low = data[0]; - std::string file_path = GetNCCHPath(mount_point, high, low); - - std::shared_ptr romfs_file; - u64 romfs_offset = 0; - u64 romfs_size = 0; + std::string file_path = + Service::AM::GetTitleContentPath(media_type, title_id, openfile_path.content_index); auto ncch_container = NCCHContainer(file_path); - if (ncch_container.ReadRomFS(romfs_file, romfs_offset, romfs_size) != - Loader::ResultStatus::Success) { + Loader::ResultStatus result; + std::unique_ptr file; + + // NCCH RomFS + NCCHFilePathType filepath_type = static_cast(openfile_path.filepath_type); + if (filepath_type == NCCHFilePathType::RomFS) { + std::shared_ptr romfs_file; + u64 romfs_offset = 0; + u64 romfs_size = 0; + + result = ncch_container.ReadRomFS(romfs_file, romfs_offset, romfs_size); + file = std::make_unique(romfs_file, romfs_offset, romfs_size); + } else if (filepath_type == NCCHFilePathType::Code || + filepath_type == NCCHFilePathType::ExeFS) { + std::vector buffer; + + // Load NCCH .code or icon/banner/logo + result = ncch_container.LoadSectionExeFS(openfile_path.exefs_filepath.data(), buffer); + file = std::make_unique(buffer); + } else { + LOG_ERROR(Service_FS, "Unknown NCCH archive type %u!", openfile_path.filepath_type); + result = Loader::ResultStatus::Error; + } + + if (result != Loader::ResultStatus::Success) { // High Title ID of the archive: The category (https://3dbrew.org/wiki/Title_list). constexpr u32 shared_data_archive = 0x0004009B; constexpr u32 system_data_archive = 0x000400DB; @@ -68,32 +98,149 @@ ResultVal> ArchiveFactory_NCCH::Open(const Path& constexpr u32 region_manifest = 0x00010402; constexpr u32 ng_word_list = 0x00010302; + u32 high = static_cast(title_id >> 32); + u32 low = static_cast(title_id & 0xFFFFFFFF); + LOG_DEBUG(Service_FS, "Full Path: %s. Category: 0x%X. Path: 0x%X.", path.DebugStr().c_str(), high, low); + std::string archive_name; if (high == shared_data_archive) { - if (low == mii_data) { - LOG_ERROR(Service_FS, "Failed to get a handle for shared data archive: Mii data. "); - Core::System::GetInstance().SetStatus(Core::System::ResultStatus::ErrorSystemFiles, - "Mii data"); - } else if (low == region_manifest) { - LOG_ERROR(Service_FS, - "Failed to get a handle for shared data archive: region manifest."); - Core::System::GetInstance().SetStatus(Core::System::ResultStatus::ErrorSystemFiles, - "Region manifest"); - } + if (low == mii_data) + archive_name = "Mii Data"; + else if (low == region_manifest) + archive_name = "Region manifest"; } else if (high == system_data_archive) { - if (low == ng_word_list) { - LOG_ERROR(Service_FS, - "Failed to get a handle for system data archive: NG bad word list."); - Core::System::GetInstance().SetStatus(Core::System::ResultStatus::ErrorSystemFiles, - "NG bad word list"); - } + if (low == ng_word_list) + archive_name = "NG bad word list"; + } + + if (!archive_name.empty()) { + LOG_ERROR(Service_FS, "Failed to get a handle for shared data archive: %s. ", + archive_name.c_str()); + Core::System::GetInstance().SetStatus(Core::System::ResultStatus::ErrorSystemFiles, + archive_name.c_str()); } return ERROR_NOT_FOUND; } - auto archive = std::make_unique(romfs_file, romfs_offset, romfs_size); + return MakeResult>(std::move(file)); +} + +ResultCode NCCHArchive::DeleteFile(const Path& path) const { + LOG_CRITICAL(Service_FS, "Attempted to delete a file from an NCCH archive (%s).", + GetName().c_str()); + // TODO(Subv): Verify error code + return ResultCode(ErrorDescription::NoData, ErrorModule::FS, ErrorSummary::Canceled, + ErrorLevel::Status); +} + +ResultCode NCCHArchive::RenameFile(const Path& src_path, const Path& dest_path) const { + LOG_CRITICAL(Service_FS, "Attempted to rename a file within an NCCH archive (%s).", + GetName().c_str()); + // TODO(wwylele): Use correct error code + return ResultCode(-1); +} + +ResultCode NCCHArchive::DeleteDirectory(const Path& path) const { + LOG_CRITICAL(Service_FS, "Attempted to delete a directory from an NCCH archive (%s).", + GetName().c_str()); + // TODO(wwylele): Use correct error code + return ResultCode(-1); +} + +ResultCode NCCHArchive::DeleteDirectoryRecursively(const Path& path) const { + LOG_CRITICAL(Service_FS, "Attempted to delete a directory from an NCCH archive (%s).", + GetName().c_str()); + // TODO(wwylele): Use correct error code + return ResultCode(-1); +} + +ResultCode NCCHArchive::CreateFile(const Path& path, u64 size) const { + LOG_CRITICAL(Service_FS, "Attempted to create a file in an NCCH archive (%s).", + GetName().c_str()); + // TODO: Verify error code + return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::FS, ErrorSummary::NotSupported, + ErrorLevel::Permanent); +} + +ResultCode NCCHArchive::CreateDirectory(const Path& path) const { + LOG_CRITICAL(Service_FS, "Attempted to create a directory in an NCCH archive (%s).", + GetName().c_str()); + // TODO(wwylele): Use correct error code + return ResultCode(-1); +} + +ResultCode NCCHArchive::RenameDirectory(const Path& src_path, const Path& dest_path) const { + LOG_CRITICAL(Service_FS, "Attempted to rename a file within an NCCH archive (%s).", + GetName().c_str()); + // TODO(wwylele): Use correct error code + return ResultCode(-1); +} + +ResultVal> NCCHArchive::OpenDirectory(const Path& path) const { + LOG_CRITICAL(Service_FS, "Attempted to open a directory within an NCCH archive (%s).", + GetName().c_str()); + // TODO(shinyquagsire23): Use correct error code + return ResultCode(-1); +} + +u64 NCCHArchive::GetFreeBytes() const { + LOG_WARNING(Service_FS, "Attempted to get the free space in an NCCH archive"); + return 0; +} + +//////////////////////////////////////////////////////////////////////////////////////////////////// + +ResultVal NCCHFile::Read(const u64 offset, const size_t length, u8* buffer) const { + LOG_TRACE(Service_FS, "called offset=%" PRIu64 ", length=%zu", offset, length); + size_t length_left = static_cast(data_size - offset); + size_t read_length = static_cast(std::min(length, length_left)); + + size_t available_size = static_cast(file_buffer.size() - offset); + size_t copy_size = std::min(length, available_size); + memcpy(buffer, file_buffer.data() + offset, copy_size); + + return MakeResult(copy_size); +} + +ResultVal NCCHFile::Write(const u64 offset, const size_t length, const bool flush, + const u8* buffer) const { + LOG_ERROR(Service_FS, "Attempted to write to NCCH file"); + // TODO(shinyquagsire23): Find error code + return MakeResult(0); +} + +u64 NCCHFile::GetSize() const { + return file_buffer.size(); +} + +bool NCCHFile::SetSize(const u64 size) const { + LOG_ERROR(Service_FS, "Attempted to set the size of an NCCH file"); + return false; +} + +//////////////////////////////////////////////////////////////////////////////////////////////////// + +ArchiveFactory_NCCH::ArchiveFactory_NCCH() {} + +ResultVal> ArchiveFactory_NCCH::Open(const Path& path) { + if (path.GetType() != LowPathType::Binary) { + LOG_ERROR(Service_FS, "Path need to be Binary"); + return ERROR_INVALID_PATH; + } + + std::vector binary = path.AsBinary(); + if (binary.size() != sizeof(NCCHArchivePath)) { + LOG_ERROR(Service_FS, "Wrong path size %zu", binary.size()); + return ERROR_INVALID_PATH; + } + + NCCHArchivePath open_path; + std::memcpy(&open_path, binary.data(), sizeof(NCCHArchivePath)); + + auto archive = std::make_unique( + open_path.tid, static_cast(open_path.media_type & 0xFF)); return MakeResult>(std::move(archive)); } diff --git a/src/core/file_sys/archive_ncch.h b/src/core/file_sys/archive_ncch.h index 753b91f96..2b4bb022c 100644 --- a/src/core/file_sys/archive_ncch.h +++ b/src/core/file_sys/archive_ncch.h @@ -7,17 +7,71 @@ #include #include #include "core/file_sys/archive_backend.h" +#include "core/file_sys/file_backend.h" #include "core/hle/result.h" //////////////////////////////////////////////////////////////////////////////////////////////////// // FileSys namespace +namespace Service { +namespace FS { +enum class MediaType : u32; +} +} + namespace FileSys { +/// Archive backend for NCCH Archives (RomFS, ExeFS) +class NCCHArchive : public ArchiveBackend { +public: + explicit NCCHArchive(u64 title_id, Service::FS::MediaType media_type) + : title_id(title_id), media_type(media_type) {} + + std::string GetName() const override { + return "NCCHArchive"; + } + + ResultVal> OpenFile(const Path& path, + const Mode& mode) const override; + ResultCode DeleteFile(const Path& path) const override; + ResultCode RenameFile(const Path& src_path, const Path& dest_path) const override; + ResultCode DeleteDirectory(const Path& path) const override; + ResultCode DeleteDirectoryRecursively(const Path& path) const override; + ResultCode CreateFile(const Path& path, u64 size) const override; + ResultCode CreateDirectory(const Path& path) const override; + ResultCode RenameDirectory(const Path& src_path, const Path& dest_path) const override; + ResultVal> OpenDirectory(const Path& path) const override; + u64 GetFreeBytes() const override; + +protected: + u64 title_id; + Service::FS::MediaType media_type; +}; + +// File backend for NCCH files +class NCCHFile : public FileBackend { +public: + NCCHFile(std::vector buffer) : file_buffer(buffer) {} + + ResultVal Read(u64 offset, size_t length, u8* buffer) const override; + ResultVal Write(u64 offset, size_t length, bool flush, const u8* buffer) const override; + u64 GetSize() const override; + bool SetSize(u64 size) const override; + bool Close() const override { + return false; + } + void Flush() const override {} + +private: + std::vector file_buffer; + u64 data_offset; + u64 data_size; +}; + /// File system interface to the NCCH archive class ArchiveFactory_NCCH final : public ArchiveFactory { public: - explicit ArchiveFactory_NCCH(const std::string& mount_point); + explicit ArchiveFactory_NCCH(); std::string GetName() const override { return "NCCH"; @@ -26,9 +80,6 @@ public: 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 mount_point; }; } // namespace FileSys diff --git a/src/core/hle/service/fs/archive.cpp b/src/core/hle/service/fs/archive.cpp index 4ee7df73c..02911160b 100644 --- a/src/core/hle/service/fs/archive.cpp +++ b/src/core/hle/service/fs/archive.cpp @@ -559,7 +559,7 @@ void RegisterArchiveTypes() { sharedextsavedata_factory->GetMountPoint().c_str()); // Create the NCCH archive, basically a small variation of the RomFS archive - auto savedatacheck_factory = std::make_unique(nand_directory); + auto savedatacheck_factory = std::make_unique(); RegisterArchiveType(std::move(savedatacheck_factory), ArchiveIdCode::NCCH); auto systemsavedata_factory =