diff options
Diffstat (limited to 'src/core/file_sys')
| -rw-r--r-- | src/core/file_sys/archive_backend.h | 3 | ||||
| -rw-r--r-- | src/core/file_sys/archive_romfs.cpp | 47 | ||||
| -rw-r--r-- | src/core/file_sys/archive_romfs.h | 76 | ||||
| -rw-r--r-- | src/core/file_sys/archive_savedatacheck.cpp | 41 | ||||
| -rw-r--r-- | src/core/file_sys/archive_savedatacheck.h | 31 | ||||
| -rw-r--r-- | src/core/file_sys/directory_romfs.cpp | 32 | ||||
| -rw-r--r-- | src/core/file_sys/directory_romfs.h | 43 | ||||
| -rw-r--r-- | src/core/file_sys/file_romfs.cpp | 43 | ||||
| -rw-r--r-- | src/core/file_sys/file_romfs.h | 73 | ||||
| -rw-r--r-- | src/core/file_sys/ivfc_archive.cpp | 88 | ||||
| -rw-r--r-- | src/core/file_sys/ivfc_archive.h | 66 |
11 files changed, 233 insertions, 310 deletions
diff --git a/src/core/file_sys/archive_backend.h b/src/core/file_sys/archive_backend.h index 1612c35c2..390178f67 100644 --- a/src/core/file_sys/archive_backend.h +++ b/src/core/file_sys/archive_backend.h @@ -88,6 +88,7 @@ public: const std::string DebugStr() const { switch (GetType()) { case Invalid: + default: return "[Invalid]"; case Empty: return "[Empty]"; @@ -117,6 +118,7 @@ public: return {}; case Invalid: case Binary: + default: // TODO(yuriks): Add assert LOG_ERROR(Service_FS, "LowPathType cannot be converted to string!"); return {}; @@ -159,6 +161,7 @@ public: case Empty: return {}; case Invalid: + default: // TODO(yuriks): Add assert LOG_ERROR(Service_FS, "LowPathType cannot be converted to binary!"); return {}; diff --git a/src/core/file_sys/archive_romfs.cpp b/src/core/file_sys/archive_romfs.cpp index 2fc3831b7..a30f73d0e 100644 --- a/src/core/file_sys/archive_romfs.cpp +++ b/src/core/file_sys/archive_romfs.cpp @@ -5,11 +5,10 @@ #include <memory> #include "common/common_types.h" +#include "common/file_util.h" #include "common/make_unique.h" #include "core/file_sys/archive_romfs.h" -#include "core/file_sys/directory_romfs.h" -#include "core/file_sys/file_romfs.h" //////////////////////////////////////////////////////////////////////////////////////////////////// // FileSys namespace @@ -23,48 +22,4 @@ Archive_RomFS::Archive_RomFS(const Loader::AppLoader& app_loader) { } } -std::unique_ptr<FileBackend> Archive_RomFS::OpenFile(const Path& path, const Mode mode) const { - return Common::make_unique<File_RomFS>(this); -} - -bool Archive_RomFS::DeleteFile(const Path& path) const { - LOG_WARNING(Service_FS, "Attempted to delete a file from ROMFS."); - return false; -} - -bool Archive_RomFS::RenameFile(const Path& src_path, const Path& dest_path) const { - LOG_WARNING(Service_FS, "Attempted to rename a file within ROMFS."); - return false; -} - -bool Archive_RomFS::DeleteDirectory(const Path& path) const { - LOG_WARNING(Service_FS, "Attempted to delete a directory from ROMFS."); - return false; -} - -ResultCode Archive_RomFS::CreateFile(const Path& path, u32 size) const { - LOG_WARNING(Service_FS, "Attempted to create a file in ROMFS."); - // TODO: Verify error code - return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::FS, ErrorSummary::NotSupported, ErrorLevel::Permanent); -} - -bool Archive_RomFS::CreateDirectory(const Path& path) const { - LOG_WARNING(Service_FS, "Attempted to create a directory in ROMFS."); - return false; -} - -bool Archive_RomFS::RenameDirectory(const Path& src_path, const Path& dest_path) const { - LOG_WARNING(Service_FS, "Attempted to rename a file within ROMFS."); - return false; -} - -std::unique_ptr<DirectoryBackend> Archive_RomFS::OpenDirectory(const Path& path) const { - return Common::make_unique<Directory_RomFS>(); -} - -ResultCode Archive_RomFS::Format(const Path& path) const { - LOG_WARNING(Service_FS, "Attempted to format ROMFS."); - return UnimplementedFunction(ErrorModule::FS); -} - } // namespace FileSys diff --git a/src/core/file_sys/archive_romfs.h b/src/core/file_sys/archive_romfs.h index d4b1eb7f2..5cb75e04d 100644 --- a/src/core/file_sys/archive_romfs.h +++ b/src/core/file_sys/archive_romfs.h @@ -8,7 +8,7 @@ #include "common/common_types.h" -#include "core/file_sys/archive_backend.h" +#include "core/file_sys/ivfc_archive.h" #include "core/loader/loader.h" //////////////////////////////////////////////////////////////////////////////////////////////////// @@ -17,82 +17,12 @@ namespace FileSys { /// File system interface to the RomFS archive -class Archive_RomFS final : public ArchiveBackend { +class Archive_RomFS final : public IVFCArchive { public: Archive_RomFS(const Loader::AppLoader& app_loader); std::string GetName() const override { return "RomFS"; } - - /** - * Open a file specified by its path, using the specified mode - * @param path Path relative to the archive - * @param mode Mode to open the file with - * @return Opened file, or nullptr - */ - std::unique_ptr<FileBackend> OpenFile(const Path& path, const Mode mode) const override; - - /** - * Delete a file specified by its path - * @param path Path relative to the archive - * @return Whether the file could be deleted - */ - bool DeleteFile(const Path& path) const override; - - /** - * Rename a File specified by its path - * @param src_path Source path relative to the archive - * @param dest_path Destination path relative to the archive - * @return Whether rename succeeded - */ - bool RenameFile(const Path& src_path, const Path& dest_path) const override; - - /** - * Delete a directory specified by its path - * @param path Path relative to the archive - * @return Whether the directory could be deleted - */ - bool DeleteDirectory(const Path& path) const override; - - /** - * Create a file specified by its path - * @param path Path relative to the Archive - * @param size The size of the new file, filled with zeroes - * @return File creation result code - */ - ResultCode CreateFile(const Path& path, u32 size) const override; - - /** - * Create a directory specified by its path - * @param path Path relative to the archive - * @return Whether the directory could be created - */ - bool CreateDirectory(const Path& path) const override; - - /** - * Rename a Directory specified by its path - * @param src_path Source path relative to the archive - * @param dest_path Destination path relative to the archive - * @return Whether rename succeeded - */ - bool RenameDirectory(const Path& src_path, const Path& dest_path) const override; - - /** - * Open a directory specified by its path - * @param path Path relative to the archive - * @return Opened directory, or nullptr - */ - std::unique_ptr<DirectoryBackend> OpenDirectory(const Path& path) const override; - - ResultCode Open(const Path& path) override { - return RESULT_SUCCESS; - } - - ResultCode Format(const Path& path) const override; - -private: - friend class File_RomFS; - - std::vector<u8> raw_data; + ResultCode Open(const Path& path) override { return RESULT_SUCCESS; } }; } // namespace FileSys diff --git a/src/core/file_sys/archive_savedatacheck.cpp b/src/core/file_sys/archive_savedatacheck.cpp new file mode 100644 index 000000000..233158a0c --- /dev/null +++ b/src/core/file_sys/archive_savedatacheck.cpp @@ -0,0 +1,41 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/file_util.h" + +#include "core/file_sys/archive_savedatacheck.h" + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// FileSys namespace + +namespace FileSys { + +Archive_SaveDataCheck::Archive_SaveDataCheck(const std::string& mount_loc) : mount_point(mount_loc) { +} + +ResultCode Archive_SaveDataCheck::Open(const Path& path) { + // TODO(Subv): We should not be overwriting raw_data everytime this function is called, + // but until we use factory classes to create the archives at runtime instead of creating them beforehand + // and allow multiple archives of the same type to be open at the same time without clobbering each other, + // we won't be able to maintain the state of each archive, hence we overwrite it every time it's needed. + // There are a number of problems with this, for example opening a file in this archive, then opening + // this archive again with a different path, will corrupt the previously open file. + auto vec = path.AsBinary(); + const u32* data = reinterpret_cast<u32*>(vec.data()); + std::string file_path = Common::StringFromFormat("%s%08x%08x.bin", mount_point.c_str(), data[1], data[0]); + FileUtil::IOFile file(file_path, "rb"); + + std::fill(raw_data.begin(), raw_data.end(), 0); + + if (!file.IsOpen()) { + return ResultCode(-1); // TODO(Subv): Find the right error code + } + auto size = file.GetSize(); + raw_data.resize(size); + file.ReadBytes(raw_data.data(), size); + file.Close(); + return RESULT_SUCCESS; +} + +} // namespace FileSys diff --git a/src/core/file_sys/archive_savedatacheck.h b/src/core/file_sys/archive_savedatacheck.h new file mode 100644 index 000000000..f6e73e803 --- /dev/null +++ b/src/core/file_sys/archive_savedatacheck.h @@ -0,0 +1,31 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <vector> + +#include "common/common_types.h" + +#include "core/file_sys/ivfc_archive.h" +#include "core/loader/loader.h" + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// FileSys namespace + +namespace FileSys { + +/// File system interface to the SaveDataCheck archive +class Archive_SaveDataCheck final : public IVFCArchive { +public: + Archive_SaveDataCheck(const std::string& mount_point); + + std::string GetName() const override { return "SaveDataCheck"; } + ResultCode Open(const Path& path) override; + +private: + std::string mount_point; +}; + +} // namespace FileSys diff --git a/src/core/file_sys/directory_romfs.cpp b/src/core/file_sys/directory_romfs.cpp deleted file mode 100644 index e130aca17..000000000 --- a/src/core/file_sys/directory_romfs.cpp +++ /dev/null @@ -1,32 +0,0 @@ -// Copyright 2014 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include "common/common_types.h" - -#include "core/file_sys/directory_romfs.h" - -//////////////////////////////////////////////////////////////////////////////////////////////////// -// FileSys namespace - -namespace FileSys { - -Directory_RomFS::Directory_RomFS() { -} - -Directory_RomFS::~Directory_RomFS() { -} - -bool Directory_RomFS::Open() { - return false; -} - -u32 Directory_RomFS::Read(const u32 count, Entry* entries) { - return 0; -} - -bool Directory_RomFS::Close() const { - return false; -} - -} // namespace FileSys diff --git a/src/core/file_sys/directory_romfs.h b/src/core/file_sys/directory_romfs.h deleted file mode 100644 index 2297f1645..000000000 --- a/src/core/file_sys/directory_romfs.h +++ /dev/null @@ -1,43 +0,0 @@ -// Copyright 2014 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#pragma once - -#include "common/common_types.h" - -#include "core/file_sys/directory_backend.h" -#include "core/loader/loader.h" - -//////////////////////////////////////////////////////////////////////////////////////////////////// -// FileSys namespace - -namespace FileSys { - -class Directory_RomFS final : public DirectoryBackend { -public: - Directory_RomFS(); - ~Directory_RomFS() override; - - /** - * Open the directory - * @return true if the directory opened correctly - */ - bool Open() override; - - /** - * List files contained in the directory - * @param count Number of entries to return at once in entries - * @param entries Buffer to read data into - * @return Number of entries listed - */ - u32 Read(const u32 count, Entry* entries) override; - - /** - * Close the directory - * @return true if the directory closed correctly - */ - bool Close() const override; -}; - -} // namespace FileSys diff --git a/src/core/file_sys/file_romfs.cpp b/src/core/file_sys/file_romfs.cpp deleted file mode 100644 index 7467d6d31..000000000 --- a/src/core/file_sys/file_romfs.cpp +++ /dev/null @@ -1,43 +0,0 @@ -// Copyright 2014 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include "common/common_types.h" - -#include "core/file_sys/file_romfs.h" -#include "core/file_sys/archive_romfs.h" - -//////////////////////////////////////////////////////////////////////////////////////////////////// -// FileSys namespace - -namespace FileSys { - -bool File_RomFS::Open() { - return true; -} - -size_t File_RomFS::Read(const u64 offset, const u32 length, u8* buffer) const { - LOG_TRACE(Service_FS, "called offset=%llu, length=%d", offset, length); - memcpy(buffer, &archive->raw_data[(u32)offset], length); - return length; -} - -size_t File_RomFS::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const { - LOG_WARNING(Service_FS, "Attempted to write to ROMFS."); - return 0; -} - -size_t File_RomFS::GetSize() const { - return sizeof(u8) * archive->raw_data.size(); -} - -bool File_RomFS::SetSize(const u64 size) const { - LOG_WARNING(Service_FS, "Attempted to set the size of ROMFS"); - return false; -} - -bool File_RomFS::Close() const { - return false; -} - -} // namespace FileSys diff --git a/src/core/file_sys/file_romfs.h b/src/core/file_sys/file_romfs.h deleted file mode 100644 index 04d8a16a2..000000000 --- a/src/core/file_sys/file_romfs.h +++ /dev/null @@ -1,73 +0,0 @@ -// Copyright 2014 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#pragma once - -#include "common/common_types.h" - -#include "core/file_sys/file_backend.h" -#include "core/loader/loader.h" - -//////////////////////////////////////////////////////////////////////////////////////////////////// -// FileSys namespace - -namespace FileSys { - -class Archive_RomFS; - -class File_RomFS final : public FileBackend { -public: - File_RomFS(const Archive_RomFS* archive) : archive(archive) {} - - /** - * Open the file - * @return true if the file opened correctly - */ - bool Open() override; - - /** - * Read data from the file - * @param offset Offset in bytes to start reading data from - * @param length Length in bytes of data to read from file - * @param buffer Buffer to read data into - * @return Number of bytes read - */ - size_t Read(const u64 offset, const u32 length, u8* buffer) const override; - - /** - * Write data to the file - * @param offset Offset in bytes to start writing data to - * @param length Length in bytes of data to write to file - * @param flush The flush parameters (0 == do not flush) - * @param buffer Buffer to read data from - * @return Number of bytes written - */ - size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const override; - - /** - * Get the size of the file in bytes - * @return Size of the file in bytes - */ - size_t GetSize() const override; - - /** - * Set the size of the file in bytes - * @param size New size of the file - * @return true if successful - */ - bool SetSize(const u64 size) const override; - - /** - * Close the file - * @return true if the file closed correctly - */ - bool Close() const override; - - void Flush() const override { } - -private: - const Archive_RomFS* archive; -}; - -} // namespace FileSys diff --git a/src/core/file_sys/ivfc_archive.cpp b/src/core/file_sys/ivfc_archive.cpp new file mode 100644 index 000000000..68c3c8b81 --- /dev/null +++ b/src/core/file_sys/ivfc_archive.cpp @@ -0,0 +1,88 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <memory> + +#include "common/common_types.h" +#include "common/file_util.h" +#include "common/make_unique.h" + +#include "core/file_sys/ivfc_archive.h" + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// FileSys namespace + +namespace FileSys { + +IVFCArchive::IVFCArchive() { +} + +std::unique_ptr<FileBackend> IVFCArchive::OpenFile(const Path& path, const Mode mode) const { + return Common::make_unique<IVFCFile>(this); +} + +bool IVFCArchive::DeleteFile(const Path& path) const { + LOG_CRITICAL(Service_FS, "Attempted to delete a file from an IVFC archive (%s).", GetName().c_str()); + return false; +} + +bool IVFCArchive::RenameFile(const Path& src_path, const Path& dest_path) const { + LOG_CRITICAL(Service_FS, "Attempted to rename a file within an IVFC archive (%s).", GetName().c_str()); + return false; +} + +bool IVFCArchive::DeleteDirectory(const Path& path) const { + LOG_CRITICAL(Service_FS, "Attempted to delete a directory from an IVFC archive (%s).", GetName().c_str()); + return false; +} + +ResultCode IVFCArchive::CreateFile(const Path& path, u32 size) const { + LOG_CRITICAL(Service_FS, "Attempted to create a file in an IVFC archive (%s).", GetName().c_str()); + // TODO: Verify error code + return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::FS, ErrorSummary::NotSupported, ErrorLevel::Permanent); +} + +bool IVFCArchive::CreateDirectory(const Path& path) const { + LOG_CRITICAL(Service_FS, "Attempted to create a directory in an IVFC archive (%s).", GetName().c_str()); + return false; +} + +bool IVFCArchive::RenameDirectory(const Path& src_path, const Path& dest_path) const { + LOG_CRITICAL(Service_FS, "Attempted to rename a file within an IVFC archive (%s).", GetName().c_str()); + return false; +} + +std::unique_ptr<DirectoryBackend> IVFCArchive::OpenDirectory(const Path& path) const { + return Common::make_unique<IVFCDirectory>(); +} + +ResultCode IVFCArchive::Format(const Path& path) const { + LOG_CRITICAL(Service_FS, "Attempted to format an IVFC archive (%s).", GetName().c_str()); + // TODO: Verify error code + return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::FS, ErrorSummary::NotSupported, ErrorLevel::Permanent); +} + +//////////////////////////////////////////////////////////////////////////////////////////////////// + +size_t IVFCFile::Read(const u64 offset, const u32 length, u8* buffer) const { + LOG_TRACE(Service_FS, "called offset=%llu, length=%d", offset, length); + memcpy(buffer, &archive->raw_data[(u32)offset], length); + return length; +} + +size_t IVFCFile::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const { + LOG_CRITICAL(Service_FS, "Attempted to write to IVFC file in archive %s.", archive->GetName().c_str()); + return 0; +} + +size_t IVFCFile::GetSize() const { + return sizeof(u8) * archive->raw_data.size(); +} + +bool IVFCFile::SetSize(const u64 size) const { + LOG_CRITICAL(Service_FS, "Attempted to set the size of an IVFC file in archive %s", archive->GetName().c_str()); + return false; +} + +} // namespace FileSys diff --git a/src/core/file_sys/ivfc_archive.h b/src/core/file_sys/ivfc_archive.h new file mode 100644 index 000000000..6f4cc86df --- /dev/null +++ b/src/core/file_sys/ivfc_archive.h @@ -0,0 +1,66 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <vector> + +#include "common/common_types.h" + +#include "core/file_sys/archive_backend.h" +#include "core/loader/loader.h" + +//////////////////////////////////////////////////////////////////////////////////////////////////// +// FileSys namespace + +namespace FileSys { + +/** + * Helper which implements an interface to deal with IVFC images used in some archives + * This should be subclassed by concrete archive types, which will provide the + * input data (load the raw IVFC archive) and override any required methods + */ +class IVFCArchive : public ArchiveBackend { +public: + IVFCArchive(); + + std::unique_ptr<FileBackend> OpenFile(const Path& path, const Mode mode) const override; + bool DeleteFile(const Path& path) const override; + bool RenameFile(const Path& src_path, const Path& dest_path) const override; + bool DeleteDirectory(const Path& path) const override; + ResultCode CreateFile(const Path& path, u32 size) const override; + bool CreateDirectory(const Path& path) const override; + bool RenameDirectory(const Path& src_path, const Path& dest_path) const override; + std::unique_ptr<DirectoryBackend> OpenDirectory(const Path& path) const override; + ResultCode Format(const Path& path) const override; + +protected: + friend class IVFCFile; + std::vector<u8> raw_data; +}; + +class IVFCFile : public FileBackend { +public: + IVFCFile(const IVFCArchive* archive) : archive(archive) {} + + bool Open() override { return true; } + size_t Read(const u64 offset, const u32 length, u8* buffer) const override; + size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const override; + size_t GetSize() const override; + bool SetSize(const u64 size) const override; + bool Close() const override { return false; } + void Flush() const override { } + +private: + const IVFCArchive* archive; +}; + +class IVFCDirectory : public DirectoryBackend { +public: + bool Open() override { return false; } + u32 Read(const u32 count, Entry* entries) override { return 0; } + bool Close() const override { return false; } +}; + +} // namespace FileSys |