diff options
Diffstat (limited to 'src/core/file_sys')
85 files changed, 2390 insertions, 217 deletions
diff --git a/src/core/file_sys/bis_factory.cpp b/src/core/file_sys/bis_factory.cpp index c750c0da7..db667438e 100644 --- a/src/core/file_sys/bis_factory.cpp +++ b/src/core/file_sys/bis_factory.cpp @@ -4,9 +4,8 @@ #include <fmt/format.h> #include "common/fs/path_util.h" #include "core/file_sys/bis_factory.h" -#include "core/file_sys/mode.h" #include "core/file_sys/registered_cache.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { @@ -84,7 +83,7 @@ VirtualFile BISFactory::OpenPartitionStorage(BisPartitionId id, VirtualFilesystem file_system) const { auto& keys = Core::Crypto::KeyManager::Instance(); Core::Crypto::PartitionDataManager pdm{file_system->OpenDirectory( - Common::FS::GetYuzuPathString(Common::FS::YuzuPath::NANDDir), Mode::Read)}; + Common::FS::GetYuzuPathString(Common::FS::YuzuPath::NANDDir), OpenMode::Read)}; keys.PopulateFromPartitionData(pdm); switch (id) { diff --git a/src/core/file_sys/bis_factory.h b/src/core/file_sys/bis_factory.h index 26f0c6e5e..23680b60c 100644 --- a/src/core/file_sys/bis_factory.h +++ b/src/core/file_sys/bis_factory.h @@ -6,7 +6,7 @@ #include <memory> #include "common/common_types.h" -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" namespace FileSys { diff --git a/src/core/file_sys/card_image.cpp b/src/core/file_sys/card_image.cpp index 8b9a4fc5a..0bcf40cf8 100644 --- a/src/core/file_sys/card_image.cpp +++ b/src/core/file_sys/card_image.cpp @@ -13,8 +13,8 @@ #include "core/file_sys/nca_metadata.h" #include "core/file_sys/partition_filesystem.h" #include "core/file_sys/submission_package.h" -#include "core/file_sys/vfs_offset.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs_offset.h" +#include "core/file_sys/vfs/vfs_vector.h" #include "core/loader/loader.h" namespace FileSys { diff --git a/src/core/file_sys/card_image.h b/src/core/file_sys/card_image.h index 9886123e7..97871da4a 100644 --- a/src/core/file_sys/card_image.h +++ b/src/core/file_sys/card_image.h @@ -8,7 +8,7 @@ #include <vector> #include "common/common_types.h" #include "common/swap.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace Core::Crypto { class KeyManager; diff --git a/src/core/file_sys/content_archive.cpp b/src/core/file_sys/content_archive.cpp index 7d2f0abb8..285fe4db6 100644 --- a/src/core/file_sys/content_archive.cpp +++ b/src/core/file_sys/content_archive.cpp @@ -13,7 +13,7 @@ #include "core/crypto/key_manager.h" #include "core/file_sys/content_archive.h" #include "core/file_sys/partition_filesystem.h" -#include "core/file_sys/vfs_offset.h" +#include "core/file_sys/vfs/vfs_offset.h" #include "core/loader/loader.h" #include "core/file_sys/fssystem/fssystem_compression_configuration.h" diff --git a/src/core/file_sys/content_archive.h b/src/core/file_sys/content_archive.h index af521d453..f68464eb0 100644 --- a/src/core/file_sys/content_archive.h +++ b/src/core/file_sys/content_archive.h @@ -13,7 +13,7 @@ #include "common/common_types.h" #include "common/swap.h" #include "core/crypto/key_manager.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace Loader { enum class ResultStatus : u16; diff --git a/src/core/file_sys/control_metadata.cpp b/src/core/file_sys/control_metadata.cpp index 0697c29ae..f98594335 100644 --- a/src/core/file_sys/control_metadata.cpp +++ b/src/core/file_sys/control_metadata.cpp @@ -5,7 +5,7 @@ #include "common/string_util.h" #include "common/swap.h" #include "core/file_sys/control_metadata.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/control_metadata.h b/src/core/file_sys/control_metadata.h index c98efb00d..555b9d8f7 100644 --- a/src/core/file_sys/control_metadata.h +++ b/src/core/file_sys/control_metadata.h @@ -8,7 +8,7 @@ #include "common/common_funcs.h" #include "common/common_types.h" #include "common/swap.h" -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" namespace FileSys { diff --git a/src/core/file_sys/directory.h b/src/core/file_sys/directory.h deleted file mode 100644 index a853c00f3..000000000 --- a/src/core/file_sys/directory.h +++ /dev/null @@ -1,39 +0,0 @@ -// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project -// SPDX-License-Identifier: GPL-2.0-or-later - -#pragma once - -#include <cstddef> -#include "common/common_funcs.h" -#include "common/common_types.h" - -//////////////////////////////////////////////////////////////////////////////////////////////////// -// FileSys namespace - -namespace FileSys { - -enum class EntryType : u8 { - Directory = 0, - File = 1, -}; - -// Structure of a directory entry, from -// http://switchbrew.org/index.php?title=Filesystem_services#DirectoryEntry -struct Entry { - Entry(std::string_view view, EntryType entry_type, u64 entry_size) - : type{entry_type}, file_size{entry_size} { - const std::size_t copy_size = view.copy(filename, std::size(filename) - 1); - filename[copy_size] = '\0'; - } - - char filename[0x301]; - INSERT_PADDING_BYTES(3); - EntryType type; - INSERT_PADDING_BYTES(3); - u64 file_size; -}; -static_assert(sizeof(Entry) == 0x310, "Directory Entry struct isn't exactly 0x310 bytes long!"); -static_assert(offsetof(Entry, type) == 0x304, "Wrong offset for type in Entry."); -static_assert(offsetof(Entry, file_size) == 0x308, "Wrong offset for file_size in Entry."); - -} // namespace FileSys diff --git a/src/core/file_sys/errors.h b/src/core/file_sys/errors.h index 2f5045a67..d4e0eb6f4 100644 --- a/src/core/file_sys/errors.h +++ b/src/core/file_sys/errors.h @@ -7,18 +7,13 @@ namespace FileSys { -constexpr Result ERROR_PATH_NOT_FOUND{ErrorModule::FS, 1}; -constexpr Result ERROR_PATH_ALREADY_EXISTS{ErrorModule::FS, 2}; -constexpr Result ERROR_ENTITY_NOT_FOUND{ErrorModule::FS, 1002}; -constexpr Result ERROR_SD_CARD_NOT_FOUND{ErrorModule::FS, 2001}; -constexpr Result ERROR_OUT_OF_BOUNDS{ErrorModule::FS, 3005}; -constexpr Result ERROR_FAILED_MOUNT_ARCHIVE{ErrorModule::FS, 3223}; -constexpr Result ERROR_INVALID_ARGUMENT{ErrorModule::FS, 6001}; -constexpr Result ERROR_INVALID_OFFSET{ErrorModule::FS, 6061}; -constexpr Result ERROR_INVALID_SIZE{ErrorModule::FS, 6062}; - +constexpr Result ResultPathNotFound{ErrorModule::FS, 1}; +constexpr Result ResultPathAlreadyExists{ErrorModule::FS, 2}; constexpr Result ResultUnsupportedSdkVersion{ErrorModule::FS, 50}; constexpr Result ResultPartitionNotFound{ErrorModule::FS, 1001}; +constexpr Result ResultTargetNotFound{ErrorModule::FS, 1002}; +constexpr Result ResultPortSdCardNoDevice{ErrorModule::FS, 2001}; +constexpr Result ResultNotImplemented{ErrorModule::FS, 3001}; constexpr Result ResultUnsupportedVersion{ErrorModule::FS, 3002}; constexpr Result ResultOutOfRange{ErrorModule::FS, 3005}; constexpr Result ResultAllocationMemoryFailedInFileSystemBuddyHeapA{ErrorModule::FS, 3294}; @@ -78,10 +73,21 @@ constexpr Result ResultUnexpectedInCompressedStorageA{ErrorModule::FS, 5324}; constexpr Result ResultUnexpectedInCompressedStorageB{ErrorModule::FS, 5325}; constexpr Result ResultUnexpectedInCompressedStorageC{ErrorModule::FS, 5326}; constexpr Result ResultUnexpectedInCompressedStorageD{ErrorModule::FS, 5327}; +constexpr Result ResultUnexpectedInPathA{ErrorModule::FS, 5328}; constexpr Result ResultInvalidArgument{ErrorModule::FS, 6001}; +constexpr Result ResultInvalidPath{ErrorModule::FS, 6002}; +constexpr Result ResultTooLongPath{ErrorModule::FS, 6003}; +constexpr Result ResultInvalidCharacter{ErrorModule::FS, 6004}; +constexpr Result ResultInvalidPathFormat{ErrorModule::FS, 6005}; +constexpr Result ResultDirectoryUnobtainable{ErrorModule::FS, 6006}; +constexpr Result ResultNotNormalized{ErrorModule::FS, 6007}; constexpr Result ResultInvalidOffset{ErrorModule::FS, 6061}; constexpr Result ResultInvalidSize{ErrorModule::FS, 6062}; constexpr Result ResultNullptrArgument{ErrorModule::FS, 6063}; +constexpr Result ResultInvalidOpenMode{ErrorModule::FS, 6072}; +constexpr Result ResultFileExtensionWithoutOpenModeAllowAppend{ErrorModule::FS, 6201}; +constexpr Result ResultReadNotPermitted{ErrorModule::FS, 6202}; +constexpr Result ResultWriteNotPermitted{ErrorModule::FS, 6203}; constexpr Result ResultUnsupportedSetSizeForIndirectStorage{ErrorModule::FS, 6325}; constexpr Result ResultUnsupportedWriteForCompressedStorage{ErrorModule::FS, 6387}; constexpr Result ResultUnsupportedOperateRangeForCompressedStorage{ErrorModule::FS, 6388}; diff --git a/src/core/file_sys/fs_directory.h b/src/core/file_sys/fs_directory.h new file mode 100644 index 000000000..25c9cb18a --- /dev/null +++ b/src/core/file_sys/fs_directory.h @@ -0,0 +1,33 @@ +// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +namespace FileSys { + +constexpr inline size_t EntryNameLengthMax = 0x300; + +struct DirectoryEntry { + DirectoryEntry(std::string_view view, s8 entry_type, u64 entry_size) + : type{entry_type}, file_size{static_cast<s64>(entry_size)} { + const std::size_t copy_size = view.copy(name, std::size(name) - 1); + name[copy_size] = '\0'; + } + + char name[EntryNameLengthMax + 1]; + INSERT_PADDING_BYTES(3); + s8 type; + INSERT_PADDING_BYTES(3); + s64 file_size; +}; + +static_assert(sizeof(DirectoryEntry) == 0x310, + "Directory Entry struct isn't exactly 0x310 bytes long!"); +static_assert(offsetof(DirectoryEntry, type) == 0x304, "Wrong offset for type in Entry."); +static_assert(offsetof(DirectoryEntry, file_size) == 0x308, "Wrong offset for file_size in Entry."); + +struct DirectoryHandle { + void* handle; +}; + +} // namespace FileSys diff --git a/src/core/file_sys/fs_file.h b/src/core/file_sys/fs_file.h new file mode 100644 index 000000000..4fb77e8db --- /dev/null +++ b/src/core/file_sys/fs_file.h @@ -0,0 +1,65 @@ +// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include "common/common_types.h" + +namespace FileSys { + +struct ReadOption { + u32 value; + + static const ReadOption None; +}; + +enum ReadOptionFlag : u32 { + ReadOptionFlag_None = (0 << 0), +}; + +inline constexpr const ReadOption ReadOption::None = {ReadOptionFlag_None}; + +inline constexpr bool operator==(const ReadOption& lhs, const ReadOption& rhs) { + return lhs.value == rhs.value; +} + +inline constexpr bool operator!=(const ReadOption& lhs, const ReadOption& rhs) { + return !(lhs == rhs); +} + +static_assert(sizeof(ReadOption) == sizeof(u32)); + +enum WriteOptionFlag : u32 { + WriteOptionFlag_None = (0 << 0), + WriteOptionFlag_Flush = (1 << 0), +}; + +struct WriteOption { + u32 value; + + constexpr inline bool HasFlushFlag() const { + return value & WriteOptionFlag_Flush; + } + + static const WriteOption None; + static const WriteOption Flush; +}; + +inline constexpr const WriteOption WriteOption::None = {WriteOptionFlag_None}; +inline constexpr const WriteOption WriteOption::Flush = {WriteOptionFlag_Flush}; + +inline constexpr bool operator==(const WriteOption& lhs, const WriteOption& rhs) { + return lhs.value == rhs.value; +} + +inline constexpr bool operator!=(const WriteOption& lhs, const WriteOption& rhs) { + return !(lhs == rhs); +} + +static_assert(sizeof(WriteOption) == sizeof(u32)); + +struct FileHandle { + void* handle; +}; + +} // namespace FileSys diff --git a/src/core/file_sys/fs_filesystem.h b/src/core/file_sys/fs_filesystem.h new file mode 100644 index 000000000..7f237b7fa --- /dev/null +++ b/src/core/file_sys/fs_filesystem.h @@ -0,0 +1,39 @@ +// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include "common/common_funcs.h" +#include "common/common_types.h" + +namespace FileSys { + +enum class OpenMode : u32 { + Read = (1 << 0), + Write = (1 << 1), + AllowAppend = (1 << 2), + + ReadWrite = (Read | Write), + All = (ReadWrite | AllowAppend), +}; +DECLARE_ENUM_FLAG_OPERATORS(OpenMode) + +enum class OpenDirectoryMode : u64 { + Directory = (1 << 0), + File = (1 << 1), + + All = (Directory | File), +}; +DECLARE_ENUM_FLAG_OPERATORS(OpenDirectoryMode) + +enum class DirectoryEntryType : u8 { + Directory = 0, + File = 1, +}; + +enum class CreateOption : u8 { + None = (0 << 0), + BigFile = (1 << 0), +}; + +} // namespace FileSys diff --git a/src/core/file_sys/fs_memory_management.h b/src/core/file_sys/fs_memory_management.h new file mode 100644 index 000000000..f03c6354b --- /dev/null +++ b/src/core/file_sys/fs_memory_management.h @@ -0,0 +1,40 @@ +// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include <mutex> +#include "common/alignment.h" + +namespace FileSys { + +constexpr size_t RequiredAlignment = alignof(u64); + +void* AllocateUnsafe(size_t size) { + // Allocate + void* const ptr = ::operator new(size, std::align_val_t{RequiredAlignment}); + + // Check alignment + ASSERT(Common::IsAligned(reinterpret_cast<uintptr_t>(ptr), RequiredAlignment)); + + // Return allocated pointer + return ptr; +} + +void DeallocateUnsafe(void* ptr, size_t size) { + // Deallocate the pointer + ::operator delete(ptr, std::align_val_t{RequiredAlignment}); +} + +void* Allocate(size_t size) { + return AllocateUnsafe(size); +} + +void Deallocate(void* ptr, size_t size) { + // If the pointer is non-null, deallocate it + if (ptr != nullptr) { + DeallocateUnsafe(ptr, size); + } +} + +} // namespace FileSys diff --git a/src/core/file_sys/fs_operate_range.h b/src/core/file_sys/fs_operate_range.h new file mode 100644 index 000000000..04ea64cc0 --- /dev/null +++ b/src/core/file_sys/fs_operate_range.h @@ -0,0 +1,22 @@ +// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include "common/common_types.h" + +namespace FileSys { + +enum class OperationId : s64 { + FillZero = 0, + DestroySignature = 1, + Invalidate = 2, + QueryRange = 3, + QueryUnpreparedRange = 4, + QueryLazyLoadCompletionRate = 5, + SetLazyLoadPriority = 6, + + ReadLazyLoadFileForciblyForDebug = 10001, +}; + +} // namespace FileSys diff --git a/src/core/file_sys/fs_path.h b/src/core/file_sys/fs_path.h new file mode 100644 index 000000000..56ba08a6a --- /dev/null +++ b/src/core/file_sys/fs_path.h @@ -0,0 +1,566 @@ +// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include "common/alignment.h" +#include "common/common_funcs.h" +#include "core/file_sys/errors.h" +#include "core/file_sys/fs_memory_management.h" +#include "core/file_sys/fs_path_utility.h" +#include "core/file_sys/fs_string_util.h" +#include "core/hle/result.h" + +namespace FileSys { +class DirectoryPathParser; + +class Path { + YUZU_NON_COPYABLE(Path); + YUZU_NON_MOVEABLE(Path); + +private: + static constexpr const char* EmptyPath = ""; + static constexpr size_t WriteBufferAlignmentLength = 8; + +private: + friend class DirectoryPathParser; + +public: + class WriteBuffer { + YUZU_NON_COPYABLE(WriteBuffer); + + private: + char* m_buffer; + size_t m_length_and_is_normalized; + + public: + constexpr WriteBuffer() : m_buffer(nullptr), m_length_and_is_normalized(0) {} + + constexpr ~WriteBuffer() { + if (m_buffer != nullptr) { + Deallocate(m_buffer, this->GetLength()); + this->ResetBuffer(); + } + } + + constexpr WriteBuffer(WriteBuffer&& rhs) + : m_buffer(rhs.m_buffer), m_length_and_is_normalized(rhs.m_length_and_is_normalized) { + rhs.ResetBuffer(); + } + + constexpr WriteBuffer& operator=(WriteBuffer&& rhs) { + if (m_buffer != nullptr) { + Deallocate(m_buffer, this->GetLength()); + } + + m_buffer = rhs.m_buffer; + m_length_and_is_normalized = rhs.m_length_and_is_normalized; + + rhs.ResetBuffer(); + + return *this; + } + + constexpr void ResetBuffer() { + m_buffer = nullptr; + this->SetLength(0); + } + + constexpr char* Get() const { + return m_buffer; + } + + constexpr size_t GetLength() const { + return m_length_and_is_normalized >> 1; + } + + constexpr bool IsNormalized() const { + return static_cast<bool>(m_length_and_is_normalized & 1); + } + + constexpr void SetNormalized() { + m_length_and_is_normalized |= static_cast<size_t>(1); + } + + constexpr void SetNotNormalized() { + m_length_and_is_normalized &= ~static_cast<size_t>(1); + } + + private: + constexpr WriteBuffer(char* buffer, size_t length) + : m_buffer(buffer), m_length_and_is_normalized(0) { + this->SetLength(length); + } + + public: + static WriteBuffer Make(size_t length) { + if (void* alloc = Allocate(length); alloc != nullptr) { + return WriteBuffer(static_cast<char*>(alloc), length); + } else { + return WriteBuffer(); + } + } + + private: + constexpr void SetLength(size_t size) { + m_length_and_is_normalized = (m_length_and_is_normalized & 1) | (size << 1); + } + }; + +private: + const char* m_str; + WriteBuffer m_write_buffer; + +public: + constexpr Path() : m_str(EmptyPath), m_write_buffer() {} + + constexpr Path(const char* s) : m_str(s), m_write_buffer() { + m_write_buffer.SetNormalized(); + } + + constexpr ~Path() = default; + + constexpr Result SetShallowBuffer(const char* buffer) { + // Check pre-conditions + ASSERT(m_write_buffer.GetLength() == 0); + + // Check the buffer is valid + R_UNLESS(buffer != nullptr, ResultNullptrArgument); + + // Set buffer + this->SetReadOnlyBuffer(buffer); + + // Note that we're normalized + this->SetNormalized(); + + R_SUCCEED(); + } + + constexpr const char* GetString() const { + // Check pre-conditions + ASSERT(this->IsNormalized()); + + return m_str; + } + + constexpr size_t GetLength() const { + if (std::is_constant_evaluated()) { + return Strlen(this->GetString()); + } else { + return std::strlen(this->GetString()); + } + } + + constexpr bool IsEmpty() const { + return *m_str == '\x00'; + } + + constexpr bool IsMatchHead(const char* p, size_t len) const { + return Strncmp(this->GetString(), p, len) == 0; + } + + Result Initialize(const Path& rhs) { + // Check the other path is normalized + const bool normalized = rhs.IsNormalized(); + R_UNLESS(normalized, ResultNotNormalized); + + // Allocate buffer for our path + const auto len = rhs.GetLength(); + R_TRY(this->Preallocate(len + 1)); + + // Copy the path + const size_t copied = Strlcpy<char>(m_write_buffer.Get(), rhs.GetString(), len + 1); + R_UNLESS(copied == len, ResultUnexpectedInPathA); + + // Set normalized + this->SetNormalized(); + R_SUCCEED(); + } + + Result Initialize(const char* path, size_t len) { + // Check the path is valid + R_UNLESS(path != nullptr, ResultNullptrArgument); + + // Initialize + R_TRY(this->InitializeImpl(path, len)); + + // Set not normalized + this->SetNotNormalized(); + + R_SUCCEED(); + } + + Result Initialize(const char* path) { + // Check the path is valid + R_UNLESS(path != nullptr, ResultNullptrArgument); + + R_RETURN(this->Initialize(path, std::strlen(path))); + } + + Result InitializeWithReplaceBackslash(const char* path) { + // Check the path is valid + R_UNLESS(path != nullptr, ResultNullptrArgument); + + // Initialize + R_TRY(this->InitializeImpl(path, std::strlen(path))); + + // Replace slashes as desired + if (const auto write_buffer_length = m_write_buffer.GetLength(); write_buffer_length > 1) { + Replace(m_write_buffer.Get(), write_buffer_length - 1, '\\', '/'); + } + + // Set not normalized + this->SetNotNormalized(); + + R_SUCCEED(); + } + + Result InitializeWithReplaceForwardSlashes(const char* path) { + // Check the path is valid + R_UNLESS(path != nullptr, ResultNullptrArgument); + + // Initialize + R_TRY(this->InitializeImpl(path, std::strlen(path))); + + // Replace slashes as desired + if (m_write_buffer.GetLength() > 1) { + if (auto* p = m_write_buffer.Get(); p[0] == '/' && p[1] == '/') { + p[0] = '\\'; + p[1] = '\\'; + } + } + + // Set not normalized + this->SetNotNormalized(); + + R_SUCCEED(); + } + + Result InitializeWithNormalization(const char* path, size_t size) { + // Check the path is valid + R_UNLESS(path != nullptr, ResultNullptrArgument); + + // Initialize + R_TRY(this->InitializeImpl(path, size)); + + // Set not normalized + this->SetNotNormalized(); + + // Perform normalization + PathFlags path_flags; + if (IsPathRelative(m_str)) { + path_flags.AllowRelativePath(); + } else if (IsWindowsPath(m_str, true)) { + path_flags.AllowWindowsPath(); + } else { + /* NOTE: In this case, Nintendo checks is normalized, then sets is normalized, then + * returns success. */ + /* This seems like a bug. */ + size_t dummy; + bool normalized; + R_TRY(PathFormatter::IsNormalized(std::addressof(normalized), std::addressof(dummy), + m_str)); + + this->SetNormalized(); + R_SUCCEED(); + } + + // Normalize + R_TRY(this->Normalize(path_flags)); + + this->SetNormalized(); + R_SUCCEED(); + } + + Result InitializeWithNormalization(const char* path) { + // Check the path is valid + R_UNLESS(path != nullptr, ResultNullptrArgument); + + R_RETURN(this->InitializeWithNormalization(path, std::strlen(path))); + } + + Result InitializeAsEmpty() { + // Clear our buffer + this->ClearBuffer(); + + // Set normalized + this->SetNormalized(); + + R_SUCCEED(); + } + + Result AppendChild(const char* child) { + // Check the path is valid + R_UNLESS(child != nullptr, ResultNullptrArgument); + + // Basic checks. If we have a path and the child is empty, we have nothing to do + const char* c = child; + if (m_str[0]) { + // Skip an early separator + if (*c == '/') { + ++c; + } + + R_SUCCEED_IF(*c == '\x00'); + } + + // If we don't have a string, we can just initialize + auto cur_len = std::strlen(m_str); + if (cur_len == 0) { + R_RETURN(this->Initialize(child)); + } + + // Remove a trailing separator + if (m_str[cur_len - 1] == '/' || m_str[cur_len - 1] == '\\') { + --cur_len; + } + + // Get the child path's length + auto child_len = std::strlen(c); + + // Reset our write buffer + WriteBuffer old_write_buffer; + if (m_write_buffer.Get() != nullptr) { + old_write_buffer = std::move(m_write_buffer); + this->ClearBuffer(); + } + + // Pre-allocate the new buffer + R_TRY(this->Preallocate(cur_len + 1 + child_len + 1)); + + // Get our write buffer + auto* dst = m_write_buffer.Get(); + if (old_write_buffer.Get() != nullptr && cur_len > 0) { + Strlcpy<char>(dst, old_write_buffer.Get(), cur_len + 1); + } + + // Add separator + dst[cur_len] = '/'; + + // Copy the child path + const size_t copied = Strlcpy<char>(dst + cur_len + 1, c, child_len + 1); + R_UNLESS(copied == child_len, ResultUnexpectedInPathA); + + R_SUCCEED(); + } + + Result AppendChild(const Path& rhs) { + R_RETURN(this->AppendChild(rhs.GetString())); + } + + Result Combine(const Path& parent, const Path& child) { + // Get the lengths + const auto p_len = parent.GetLength(); + const auto c_len = child.GetLength(); + + // Allocate our buffer + R_TRY(this->Preallocate(p_len + c_len + 1)); + + // Initialize as parent + R_TRY(this->Initialize(parent)); + + // If we're empty, we can just initialize as child + if (this->IsEmpty()) { + R_TRY(this->Initialize(child)); + } else { + // Otherwise, we should append the child + R_TRY(this->AppendChild(child)); + } + + R_SUCCEED(); + } + + Result RemoveChild() { + // If we don't have a write-buffer, ensure that we have one + if (m_write_buffer.Get() == nullptr) { + if (const auto len = std::strlen(m_str); len > 0) { + R_TRY(this->Preallocate(len)); + Strlcpy<char>(m_write_buffer.Get(), m_str, len + 1); + } + } + + // Check that it's possible for us to remove a child + auto* p = m_write_buffer.Get(); + s32 len = std::strlen(p); + R_UNLESS(len != 1 || (p[0] != '/' && p[0] != '.'), ResultNotImplemented); + + // Handle a trailing separator + if (len > 0 && (p[len - 1] == '\\' || p[len - 1] == '/')) { + --len; + } + + // Remove the child path segment + while ((--len) >= 0 && p[len]) { + if (p[len] == '/' || p[len] == '\\') { + if (len > 0) { + p[len] = 0; + } else { + p[1] = 0; + len = 1; + } + break; + } + } + + // Check that length remains > 0 + R_UNLESS(len > 0, ResultNotImplemented); + + R_SUCCEED(); + } + + Result Normalize(const PathFlags& flags) { + // If we're already normalized, nothing to do + R_SUCCEED_IF(this->IsNormalized()); + + // Check if we're normalized + bool normalized; + size_t dummy; + R_TRY(PathFormatter::IsNormalized(std::addressof(normalized), std::addressof(dummy), m_str, + flags)); + + // If we're not normalized, normalize + if (!normalized) { + // Determine necessary buffer length + auto len = m_write_buffer.GetLength(); + if (flags.IsRelativePathAllowed() && IsPathRelative(m_str)) { + len += 2; + } + if (flags.IsWindowsPathAllowed() && IsWindowsPath(m_str, true)) { + len += 1; + } + + // Allocate a new buffer + const size_t size = Common::AlignUp(len, WriteBufferAlignmentLength); + auto buf = WriteBuffer::Make(size); + R_UNLESS(buf.Get() != nullptr, ResultAllocationMemoryFailedMakeUnique); + + // Normalize into it + R_TRY(PathFormatter::Normalize(buf.Get(), size, m_write_buffer.Get(), + m_write_buffer.GetLength(), flags)); + + // Set the normalized buffer as our buffer + this->SetModifiableBuffer(std::move(buf)); + } + + // Set normalized + this->SetNormalized(); + R_SUCCEED(); + } + +private: + void ClearBuffer() { + m_write_buffer.ResetBuffer(); + m_str = EmptyPath; + } + + void SetModifiableBuffer(WriteBuffer&& buffer) { + // Check pre-conditions + ASSERT(buffer.Get() != nullptr); + ASSERT(buffer.GetLength() > 0); + ASSERT(Common::IsAligned(buffer.GetLength(), WriteBufferAlignmentLength)); + + // Get whether we're normalized + if (m_write_buffer.IsNormalized()) { + buffer.SetNormalized(); + } else { + buffer.SetNotNormalized(); + } + + // Set write buffer + m_write_buffer = std::move(buffer); + m_str = m_write_buffer.Get(); + } + + constexpr void SetReadOnlyBuffer(const char* buffer) { + m_str = buffer; + m_write_buffer.ResetBuffer(); + } + + Result Preallocate(size_t length) { + // Allocate additional space, if needed + if (length > m_write_buffer.GetLength()) { + // Allocate buffer + const size_t size = Common::AlignUp(length, WriteBufferAlignmentLength); + auto buf = WriteBuffer::Make(size); + R_UNLESS(buf.Get() != nullptr, ResultAllocationMemoryFailedMakeUnique); + + // Set write buffer + this->SetModifiableBuffer(std::move(buf)); + } + + R_SUCCEED(); + } + + Result InitializeImpl(const char* path, size_t size) { + if (size > 0 && path[0]) { + // Pre allocate a buffer for the path + R_TRY(this->Preallocate(size + 1)); + + // Copy the path + const size_t copied = Strlcpy<char>(m_write_buffer.Get(), path, size + 1); + R_UNLESS(copied >= size, ResultUnexpectedInPathA); + } else { + // We can just clear the buffer + this->ClearBuffer(); + } + + R_SUCCEED(); + } + + constexpr char* GetWriteBuffer() { + ASSERT(m_write_buffer.Get() != nullptr); + return m_write_buffer.Get(); + } + + constexpr size_t GetWriteBufferLength() const { + return m_write_buffer.GetLength(); + } + + constexpr bool IsNormalized() const { + return m_write_buffer.IsNormalized(); + } + + constexpr void SetNormalized() { + m_write_buffer.SetNormalized(); + } + + constexpr void SetNotNormalized() { + m_write_buffer.SetNotNormalized(); + } + +public: + bool operator==(const FileSys::Path& rhs) const { + return std::strcmp(this->GetString(), rhs.GetString()) == 0; + } + bool operator!=(const FileSys::Path& rhs) const { + return !(*this == rhs); + } + bool operator==(const char* p) const { + return std::strcmp(this->GetString(), p) == 0; + } + bool operator!=(const char* p) const { + return !(*this == p); + } +}; + +inline Result SetUpFixedPath(FileSys::Path* out, const char* s) { + // Verify the path is normalized + bool normalized; + size_t dummy; + R_TRY(PathNormalizer::IsNormalized(std::addressof(normalized), std::addressof(dummy), s)); + + R_UNLESS(normalized, ResultInvalidPathFormat); + + // Set the fixed path + R_RETURN(out->SetShallowBuffer(s)); +} + +constexpr inline bool IsWindowsDriveRootPath(const FileSys::Path& path) { + const char* const str = path.GetString(); + return IsWindowsDrive(str) && + (str[2] == StringTraits::DirectorySeparator || + str[2] == StringTraits::AlternateDirectorySeparator) && + str[3] == StringTraits::NullTerminator; +} + +} // namespace FileSys diff --git a/src/core/file_sys/fs_path_utility.h b/src/core/file_sys/fs_path_utility.h new file mode 100644 index 000000000..e9011d065 --- /dev/null +++ b/src/core/file_sys/fs_path_utility.h @@ -0,0 +1,1239 @@ +// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include "common/assert.h" +#include "common/common_funcs.h" +#include "common/common_types.h" +#include "common/scope_exit.h" +#include "core/file_sys/fs_directory.h" +#include "core/file_sys/fs_memory_management.h" +#include "core/file_sys/fs_string_util.h" +#include "core/hle/result.h" + +namespace FileSys { + +constexpr inline size_t MountNameLengthMax = 15; + +namespace StringTraits { + +constexpr inline char DirectorySeparator = '/'; +constexpr inline char DriveSeparator = ':'; +constexpr inline char Dot = '.'; +constexpr inline char NullTerminator = '\x00'; + +constexpr inline char AlternateDirectorySeparator = '\\'; + +constexpr inline const char InvalidCharacters[6] = {':', '*', '?', '<', '>', '|'}; +constexpr inline const char InvalidCharactersForHostName[6] = {':', '*', '<', '>', '|', '$'}; +constexpr inline const char InvalidCharactersForMountName[5] = {'*', '?', '<', '>', '|'}; + +namespace impl { + +template <const char* InvalidCharacterSet, size_t NumInvalidCharacters> +consteval u64 MakeInvalidCharacterMask(size_t n) { + u64 mask = 0; + for (size_t i = 0; i < NumInvalidCharacters; ++i) { + if ((static_cast<u64>(InvalidCharacterSet[i]) >> 6) == n) { + mask |= static_cast<u64>(1) << (static_cast<u64>(InvalidCharacterSet[i]) & 0x3F); + } + } + return mask; +} + +template <const char* InvalidCharacterSet, size_t NumInvalidCharacters> +constexpr bool IsInvalidCharacterImpl(char c) { + constexpr u64 Masks[4] = { + MakeInvalidCharacterMask<InvalidCharacterSet, NumInvalidCharacters>(0), + MakeInvalidCharacterMask<InvalidCharacterSet, NumInvalidCharacters>(1), + MakeInvalidCharacterMask<InvalidCharacterSet, NumInvalidCharacters>(2), + MakeInvalidCharacterMask<InvalidCharacterSet, NumInvalidCharacters>(3)}; + + return (Masks[static_cast<u64>(c) >> 6] & + (static_cast<u64>(1) << (static_cast<u64>(c) & 0x3F))) != 0; +} + +} // namespace impl + +constexpr bool IsInvalidCharacter(char c) { + return impl::IsInvalidCharacterImpl<InvalidCharacters, Common::Size(InvalidCharacters)>(c); +} +constexpr bool IsInvalidCharacterForHostName(char c) { + return impl::IsInvalidCharacterImpl<InvalidCharactersForHostName, + Common::Size(InvalidCharactersForHostName)>(c); +} +constexpr bool IsInvalidCharacterForMountName(char c) { + return impl::IsInvalidCharacterImpl<InvalidCharactersForMountName, + Common::Size(InvalidCharactersForMountName)>(c); +} + +} // namespace StringTraits + +constexpr inline size_t WindowsDriveLength = 2; +constexpr inline size_t UncPathPrefixLength = 2; +constexpr inline size_t DosDevicePathPrefixLength = 4; + +class PathFlags { +private: + static constexpr u32 WindowsPathFlag = (1 << 0); + static constexpr u32 RelativePathFlag = (1 << 1); + static constexpr u32 EmptyPathFlag = (1 << 2); + static constexpr u32 MountNameFlag = (1 << 3); + static constexpr u32 BackslashFlag = (1 << 4); + static constexpr u32 AllCharactersFlag = (1 << 5); + +private: + u32 m_value; + +public: + constexpr PathFlags() : m_value(0) { /* ... */ + } + +#define DECLARE_PATH_FLAG_HANDLER(__WHICH__) \ + constexpr bool Is##__WHICH__##Allowed() const { return (m_value & __WHICH__##Flag) != 0; } \ + constexpr void Allow##__WHICH__() { m_value |= __WHICH__##Flag; } + + DECLARE_PATH_FLAG_HANDLER(WindowsPath) + DECLARE_PATH_FLAG_HANDLER(RelativePath) + DECLARE_PATH_FLAG_HANDLER(EmptyPath) + DECLARE_PATH_FLAG_HANDLER(MountName) + DECLARE_PATH_FLAG_HANDLER(Backslash) + DECLARE_PATH_FLAG_HANDLER(AllCharacters) + +#undef DECLARE_PATH_FLAG_HANDLER +}; + +template <typename T> + requires(std::same_as<T, char> || std::same_as<T, wchar_t>) +constexpr inline bool IsDosDevicePath(const T* path) { + ASSERT(path != nullptr); + + using namespace StringTraits; + + return path[0] == AlternateDirectorySeparator && path[1] == AlternateDirectorySeparator && + (path[2] == Dot || path[2] == '?') && + (path[3] == DirectorySeparator || path[3] == AlternateDirectorySeparator); +} + +template <typename T> + requires(std::same_as<T, char> || std::same_as<T, wchar_t>) +constexpr inline bool IsUncPath(const T* path, bool allow_forward_slash = true, + bool allow_back_slash = true) { + ASSERT(path != nullptr); + + using namespace StringTraits; + + return (allow_forward_slash && path[0] == DirectorySeparator && + path[1] == DirectorySeparator) || + (allow_back_slash && path[0] == AlternateDirectorySeparator && + path[1] == AlternateDirectorySeparator); +} + +constexpr inline bool IsWindowsDrive(const char* path) { + ASSERT(path != nullptr); + + return (('a' <= path[0] && path[0] <= 'z') || ('A' <= path[0] && path[0] <= 'Z')) && + path[1] == StringTraits::DriveSeparator; +} + +constexpr inline bool IsWindowsPath(const char* path, bool allow_forward_slash_unc) { + return IsWindowsDrive(path) || IsDosDevicePath(path) || + IsUncPath(path, allow_forward_slash_unc, true); +} + +constexpr inline int GetWindowsSkipLength(const char* path) { + if (IsDosDevicePath(path)) { + return DosDevicePathPrefixLength; + } else if (IsWindowsDrive(path)) { + return WindowsDriveLength; + } else if (IsUncPath(path)) { + return UncPathPrefixLength; + } else { + return 0; + } +} + +constexpr inline bool IsPathAbsolute(const char* path) { + return IsWindowsPath(path, false) || path[0] == StringTraits::DirectorySeparator; +} + +constexpr inline bool IsPathRelative(const char* path) { + return path[0] && !IsPathAbsolute(path); +} + +constexpr inline bool IsCurrentDirectory(const char* path) { + return path[0] == StringTraits::Dot && + (path[1] == StringTraits::NullTerminator || path[1] == StringTraits::DirectorySeparator); +} + +constexpr inline bool IsParentDirectory(const char* path) { + return path[0] == StringTraits::Dot && path[1] == StringTraits::Dot && + (path[2] == StringTraits::NullTerminator || path[2] == StringTraits::DirectorySeparator); +} + +constexpr inline bool IsPathStartWithCurrentDirectory(const char* path) { + return IsCurrentDirectory(path) || IsParentDirectory(path); +} + +constexpr inline bool IsSubPath(const char* lhs, const char* rhs) { + // Check pre-conditions + ASSERT(lhs != nullptr); + ASSERT(rhs != nullptr); + + // Import StringTraits names for current scope + using namespace StringTraits; + + // Special case certain paths + if (IsUncPath(lhs) && !IsUncPath(rhs)) { + return false; + } + if (!IsUncPath(lhs) && IsUncPath(rhs)) { + return false; + } + + if (lhs[0] == DirectorySeparator && lhs[1] == NullTerminator && rhs[0] == DirectorySeparator && + rhs[1] != NullTerminator) { + return true; + } + if (rhs[0] == DirectorySeparator && rhs[1] == NullTerminator && lhs[0] == DirectorySeparator && + lhs[1] != NullTerminator) { + return true; + } + + // Check subpath + for (size_t i = 0; /* ... */; ++i) { + if (lhs[i] == NullTerminator) { + return rhs[i] == DirectorySeparator; + } else if (rhs[i] == NullTerminator) { + return lhs[i] == DirectorySeparator; + } else if (lhs[i] != rhs[i]) { + return false; + } + } +} + +// Path utilities +constexpr inline void Replace(char* dst, size_t dst_size, char old_char, char new_char) { + ASSERT(dst != nullptr); + for (char* cur = dst; cur < dst + dst_size && *cur; ++cur) { + if (*cur == old_char) { + *cur = new_char; + } + } +} + +constexpr inline Result CheckUtf8(const char* s) { + // Check pre-conditions + ASSERT(s != nullptr); + + // Iterate, checking for utf8-validity + while (*s) { + char utf8_buf[4] = {}; + + const auto pick_res = PickOutCharacterFromUtf8String(utf8_buf, std::addressof(s)); + R_UNLESS(pick_res == CharacterEncodingResult_Success, ResultInvalidPathFormat); + + u32 dummy; + const auto cvt_res = ConvertCharacterUtf8ToUtf32(std::addressof(dummy), utf8_buf); + R_UNLESS(cvt_res == CharacterEncodingResult_Success, ResultInvalidPathFormat); + } + + R_SUCCEED(); +} + +// Path formatting +class PathNormalizer { +private: + enum class PathState { + Start, + Normal, + FirstSeparator, + Separator, + CurrentDir, + ParentDir, + }; + +private: + static constexpr void ReplaceParentDirectoryPath(char* dst, const char* src) { + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + // Start with a dir-separator + dst[0] = DirectorySeparator; + + auto i = 1; + while (src[i] != NullTerminator) { + if ((src[i - 1] == DirectorySeparator || src[i - 1] == AlternateDirectorySeparator) && + src[i + 0] == Dot && src[i + 1] == Dot && + (src[i + 2] == DirectorySeparator || src[i + 2] == AlternateDirectorySeparator)) { + dst[i - 1] = DirectorySeparator; + dst[i + 0] = Dot; + dst[i + 1] = Dot; + dst[i + 2] = DirectorySeparator; + i += 3; + } else { + if (src[i - 1] == AlternateDirectorySeparator && src[i + 0] == Dot && + src[i + 1] == Dot && src[i + 2] == NullTerminator) { + dst[i - 1] = DirectorySeparator; + dst[i + 0] = Dot; + dst[i + 1] = Dot; + i += 2; + break; + } + + dst[i] = src[i]; + ++i; + } + } + + dst[i] = StringTraits::NullTerminator; + } + +public: + static constexpr bool IsParentDirectoryPathReplacementNeeded(const char* path) { + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + if (path[0] != DirectorySeparator && path[0] != AlternateDirectorySeparator) { + return false; + } + + // Check to find a parent reference using alternate separators + if (path[0] != NullTerminator && path[1] != NullTerminator && path[2] != NullTerminator) { + size_t i; + for (i = 0; path[i + 3] != NullTerminator; ++path) { + if (path[i + 1] != Dot || path[i + 2] != Dot) { + continue; + } + + const char c0 = path[i + 0]; + const char c3 = path[i + 3]; + + if (c0 == AlternateDirectorySeparator && + (c3 == DirectorySeparator || c3 == AlternateDirectorySeparator || + c3 == NullTerminator)) { + return true; + } + + if (c3 == AlternateDirectorySeparator && + (c0 == DirectorySeparator || c0 == AlternateDirectorySeparator)) { + return true; + } + } + + if (path[i + 0] == AlternateDirectorySeparator && path[i + 1] == Dot && + path[i + 2] == Dot /* && path[i + 3] == NullTerminator */) { + return true; + } + } + + return false; + } + + static constexpr Result IsNormalized(bool* out, size_t* out_len, const char* path, + bool allow_all_characters = false) { + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + // Parse the path + auto state = PathState::Start; + size_t len = 0; + while (path[len] != NullTerminator) { + // Get the current character + const char c = path[len++]; + + // Check the current character is valid + if (!allow_all_characters && state != PathState::Start) { + R_UNLESS(!IsInvalidCharacter(c), ResultInvalidCharacter); + } + + // Process depending on current state + switch (state) { + // Import the PathState enums for convenience + using enum PathState; + + case Start: + R_UNLESS(c == DirectorySeparator, ResultInvalidPathFormat); + state = FirstSeparator; + break; + case Normal: + if (c == DirectorySeparator) { + state = Separator; + } + break; + case FirstSeparator: + case Separator: + if (c == DirectorySeparator) { + *out = false; + R_SUCCEED(); + } + + if (c == Dot) { + state = CurrentDir; + } else { + state = Normal; + } + break; + case CurrentDir: + if (c == DirectorySeparator) { + *out = false; + R_SUCCEED(); + } + + if (c == Dot) { + state = ParentDir; + } else { + state = Normal; + } + break; + case ParentDir: + if (c == DirectorySeparator) { + *out = false; + R_SUCCEED(); + } + + state = Normal; + break; + default: + UNREACHABLE(); + break; + } + } + + // Check the final state + switch (state) { + // Import the PathState enums for convenience + using enum PathState; + case Start: + R_THROW(ResultInvalidPathFormat); + case Normal: + case FirstSeparator: + *out = true; + break; + case Separator: + case CurrentDir: + case ParentDir: + *out = false; + break; + default: + UNREACHABLE(); + break; + } + + // Set the output length + *out_len = len; + R_SUCCEED(); + } + + static Result Normalize(char* dst, size_t* out_len, const char* path, size_t max_out_size, + bool is_windows_path, bool is_drive_relative_path, + bool allow_all_characters = false) { + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + // Prepare to iterate + const char* cur_path = path; + size_t total_len = 0; + + // If path begins with a separator, check that we're not drive relative + if (cur_path[0] != DirectorySeparator) { + R_UNLESS(is_drive_relative_path, ResultInvalidPathFormat); + + dst[total_len++] = DirectorySeparator; + } + + // We're going to need to do path replacement, potentially + char* replacement_path = nullptr; + size_t replacement_path_size = 0; + + SCOPE_EXIT({ + if (replacement_path != nullptr) { + if (std::is_constant_evaluated()) { + delete[] replacement_path; + } else { + Deallocate(replacement_path, replacement_path_size); + } + } + }); + + // Perform path replacement, if necessary + if (IsParentDirectoryPathReplacementNeeded(cur_path)) { + if (std::is_constant_evaluated()) { + replacement_path_size = EntryNameLengthMax + 1; + replacement_path = new char[replacement_path_size]; + } else { + replacement_path_size = EntryNameLengthMax + 1; + replacement_path = static_cast<char*>(Allocate(replacement_path_size)); + } + + ReplaceParentDirectoryPath(replacement_path, cur_path); + + cur_path = replacement_path; + } + + // Iterate, normalizing path components + bool skip_next_sep = false; + size_t i = 0; + + while (cur_path[i] != NullTerminator) { + // Process a directory separator, if we run into one + if (cur_path[i] == DirectorySeparator) { + // Swallow separators + do { + ++i; + } while (cur_path[i] == DirectorySeparator); + + // Check if we hit end of string + if (cur_path[i] == NullTerminator) { + break; + } + + // If we aren't skipping the separator, write it, checking that we remain in bounds. + if (!skip_next_sep) { + if (total_len + 1 == max_out_size) { + dst[total_len] = NullTerminator; + *out_len = total_len; + R_THROW(ResultTooLongPath); + } + + dst[total_len++] = DirectorySeparator; + } + + // Don't skip the next separator + skip_next_sep = false; + } + + // Get the length of the current directory component + size_t dir_len = 0; + while (cur_path[i + dir_len] != DirectorySeparator && + cur_path[i + dir_len] != NullTerminator) { + // Check for validity + if (!allow_all_characters) { + R_UNLESS(!IsInvalidCharacter(cur_path[i + dir_len]), ResultInvalidCharacter); + } + + ++dir_len; + } + + // Handle the current dir component + if (IsCurrentDirectory(cur_path + i)) { + skip_next_sep = true; + } else if (IsParentDirectory(cur_path + i)) { + // We should have just written a separator + ASSERT(dst[total_len - 1] == DirectorySeparator); + + // We should have started with a separator, for non-windows paths + if (!is_windows_path) { + ASSERT(dst[0] == DirectorySeparator); + } + + // Remove the previous component + if (total_len == 1) { + R_UNLESS(is_windows_path, ResultDirectoryUnobtainable); + + --total_len; + } else { + total_len -= 2; + + do { + if (dst[total_len] == DirectorySeparator) { + break; + } + } while ((--total_len) != 0); + } + + // We should be pointing to a directory separator, for non-windows paths + if (!is_windows_path) { + ASSERT(dst[total_len] == DirectorySeparator); + } + + // We should remain in bounds + ASSERT(total_len < max_out_size); + } else { + // Copy, possibly truncating + if (total_len + dir_len + 1 > max_out_size) { + const size_t copy_len = max_out_size - (total_len + 1); + + for (size_t j = 0; j < copy_len; ++j) { + dst[total_len++] = cur_path[i + j]; + } + + dst[total_len] = NullTerminator; + *out_len = total_len; + R_THROW(ResultTooLongPath); + } + + for (size_t j = 0; j < dir_len; ++j) { + dst[total_len++] = cur_path[i + j]; + } + } + + // Advance past the current directory component + i += dir_len; + } + + if (skip_next_sep) { + --total_len; + } + + if (total_len == 0 && max_out_size != 0) { + total_len = 1; + dst[0] = DirectorySeparator; + } + + // NOTE: Probable nintendo bug, as max_out_size must be at least total_len + 1 for the null + // terminator. + R_UNLESS(max_out_size >= total_len - 1, ResultTooLongPath); + + dst[total_len] = NullTerminator; + + // Check that the result path is normalized + bool is_normalized; + size_t dummy; + R_TRY(IsNormalized(std::addressof(is_normalized), std::addressof(dummy), dst, + allow_all_characters)); + + // Assert that the result path is normalized + ASSERT(is_normalized); + + // Set the output length + *out_len = total_len; + R_SUCCEED(); + } +}; + +class PathFormatter { +private: + static constexpr Result CheckSharedName(const char* name, size_t len) { + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + if (len == 1) { + R_UNLESS(name[0] != Dot, ResultInvalidPathFormat); + } else if (len == 2) { + R_UNLESS(name[0] != Dot || name[1] != Dot, ResultInvalidPathFormat); + } + + for (size_t i = 0; i < len; ++i) { + R_UNLESS(!IsInvalidCharacter(name[i]), ResultInvalidCharacter); + } + + R_SUCCEED(); + } + + static constexpr Result CheckHostName(const char* name, size_t len) { + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + if (len == 2) { + R_UNLESS(name[0] != Dot || name[1] != Dot, ResultInvalidPathFormat); + } + + for (size_t i = 0; i < len; ++i) { + R_UNLESS(!IsInvalidCharacterForHostName(name[i]), ResultInvalidCharacter); + } + + R_SUCCEED(); + } + + static constexpr Result CheckInvalidBackslash(bool* out_contains_backslash, const char* path, + bool allow_backslash) { + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + // Default to no backslashes, so we can just write if we see one + *out_contains_backslash = false; + + while (*path != NullTerminator) { + if (*(path++) == AlternateDirectorySeparator) { + *out_contains_backslash = true; + + R_UNLESS(allow_backslash, ResultInvalidCharacter); + } + } + + R_SUCCEED(); + } + +public: + static constexpr Result CheckPathFormat(const char* path, const PathFlags& flags) { + bool normalized; + size_t len; + R_RETURN(IsNormalized(std::addressof(normalized), std::addressof(len), path, flags)); + } + + static constexpr Result SkipMountName(const char** out, size_t* out_len, const char* path) { + R_RETURN(ParseMountName(out, out_len, nullptr, 0, path)); + } + + static constexpr Result ParseMountName(const char** out, size_t* out_len, char* out_mount_name, + size_t out_mount_name_buffer_size, const char* path) { + // Check pre-conditions + ASSERT(path != nullptr); + ASSERT(out_len != nullptr); + ASSERT(out != nullptr); + ASSERT((out_mount_name == nullptr) == (out_mount_name_buffer_size == 0)); + + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + // Determine max mount length + const auto max_mount_len = + out_mount_name_buffer_size == 0 + ? MountNameLengthMax + 1 + : std::min(MountNameLengthMax + 1, out_mount_name_buffer_size); + + // Parse the path until we see a drive separator + size_t mount_len = 0; + for (/* ... */; mount_len < max_mount_len && path[mount_len]; ++mount_len) { + const char c = path[mount_len]; + + // If we see a drive separator, advance, then we're done with the pre-drive separator + // part of the mount. + if (c == DriveSeparator) { + ++mount_len; + break; + } + + // If we see a directory separator, we're not in a mount name + if (c == DirectorySeparator || c == AlternateDirectorySeparator) { + *out = path; + *out_len = 0; + R_SUCCEED(); + } + } + + // Check to be sure we're actually looking at a mount name + if (mount_len <= 2 || path[mount_len - 1] != DriveSeparator) { + *out = path; + *out_len = 0; + R_SUCCEED(); + } + + // Check that all characters in the mount name are allowable + for (size_t i = 0; i < mount_len; ++i) { + R_UNLESS(!IsInvalidCharacterForMountName(path[i]), ResultInvalidCharacter); + } + + // Copy out the mount name + if (out_mount_name_buffer_size > 0) { + R_UNLESS(mount_len < out_mount_name_buffer_size, ResultTooLongPath); + + for (size_t i = 0; i < mount_len; ++i) { + out_mount_name[i] = path[i]; + } + out_mount_name[mount_len] = NullTerminator; + } + + // Set the output + *out = path + mount_len; + *out_len = mount_len; + R_SUCCEED(); + } + + static constexpr Result SkipRelativeDotPath(const char** out, size_t* out_len, + const char* path) { + R_RETURN(ParseRelativeDotPath(out, out_len, nullptr, 0, path)); + } + + static constexpr Result ParseRelativeDotPath(const char** out, size_t* out_len, + char* out_relative, + size_t out_relative_buffer_size, + const char* path) { + // Check pre-conditions + ASSERT(path != nullptr); + ASSERT(out_len != nullptr); + ASSERT(out != nullptr); + ASSERT((out_relative == nullptr) == (out_relative_buffer_size == 0)); + + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + // Initialize the output buffer, if we have one + if (out_relative_buffer_size > 0) { + out_relative[0] = NullTerminator; + } + + // Check if the path is relative + if (path[0] == Dot && (path[1] == NullTerminator || path[1] == DirectorySeparator || + path[1] == AlternateDirectorySeparator)) { + if (out_relative_buffer_size > 0) { + R_UNLESS(out_relative_buffer_size >= 2, ResultTooLongPath); + + out_relative[0] = Dot; + out_relative[1] = NullTerminator; + } + + *out = path + 1; + *out_len = 1; + R_SUCCEED(); + } + + // Ensure the path isn't a parent directory + R_UNLESS(!(path[0] == Dot && path[1] == Dot), ResultDirectoryUnobtainable); + + // There was no relative dot path + *out = path; + *out_len = 0; + R_SUCCEED(); + } + + static constexpr Result SkipWindowsPath(const char** out, size_t* out_len, bool* out_normalized, + const char* path, bool has_mount_name) { + // We're normalized if and only if the parsing doesn't throw ResultNotNormalized() + *out_normalized = true; + + R_TRY_CATCH(ParseWindowsPath(out, out_len, nullptr, 0, path, has_mount_name)) { + R_CATCH(ResultNotNormalized) { + *out_normalized = false; + } + } + R_END_TRY_CATCH; + ON_RESULT_INCLUDED(ResultNotNormalized) { + *out_normalized = false; + }; + + R_SUCCEED(); + } + + static constexpr Result ParseWindowsPath(const char** out, size_t* out_len, char* out_win, + size_t out_win_buffer_size, const char* path, + bool has_mount_name) { + // Check pre-conditions + ASSERT(path != nullptr); + ASSERT(out_len != nullptr); + ASSERT(out != nullptr); + ASSERT((out_win == nullptr) == (out_win_buffer_size == 0)); + + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + // Initialize the output buffer, if we have one + if (out_win_buffer_size > 0) { + out_win[0] = NullTerminator; + } + + // Handle path start + const char* cur_path = path; + if (has_mount_name && path[0] == DirectorySeparator) { + if (path[1] == AlternateDirectorySeparator && path[2] == AlternateDirectorySeparator) { + R_UNLESS(out_win_buffer_size > 0, ResultNotNormalized); + + ++cur_path; + } else if (IsWindowsDrive(path + 1)) { + R_UNLESS(out_win_buffer_size > 0, ResultNotNormalized); + + ++cur_path; + } + } + + // Handle windows drive + if (IsWindowsDrive(cur_path)) { + // Parse up to separator + size_t win_path_len = WindowsDriveLength; + for (/* ... */; cur_path[win_path_len] != NullTerminator; ++win_path_len) { + R_UNLESS(!IsInvalidCharacter(cur_path[win_path_len]), ResultInvalidCharacter); + + if (cur_path[win_path_len] == DirectorySeparator || + cur_path[win_path_len] == AlternateDirectorySeparator) { + break; + } + } + + // Ensure that we're normalized, if we're required to be + if (out_win_buffer_size == 0) { + for (size_t i = 0; i < win_path_len; ++i) { + R_UNLESS(cur_path[i] != AlternateDirectorySeparator, ResultNotNormalized); + } + } else { + // Ensure we can copy into the normalized buffer + R_UNLESS(win_path_len < out_win_buffer_size, ResultTooLongPath); + + for (size_t i = 0; i < win_path_len; ++i) { + out_win[i] = cur_path[i]; + } + out_win[win_path_len] = NullTerminator; + + Replace(out_win, win_path_len, AlternateDirectorySeparator, DirectorySeparator); + } + + *out = cur_path + win_path_len; + *out_len = win_path_len; + R_SUCCEED(); + } + + // Handle DOS device + if (IsDosDevicePath(cur_path)) { + size_t dos_prefix_len = DosDevicePathPrefixLength; + + if (IsWindowsDrive(cur_path + dos_prefix_len)) { + dos_prefix_len += WindowsDriveLength; + } else { + --dos_prefix_len; + } + + if (out_win_buffer_size > 0) { + // Ensure we can copy into the normalized buffer + R_UNLESS(dos_prefix_len < out_win_buffer_size, ResultTooLongPath); + + for (size_t i = 0; i < dos_prefix_len; ++i) { + out_win[i] = cur_path[i]; + } + out_win[dos_prefix_len] = NullTerminator; + + Replace(out_win, dos_prefix_len, DirectorySeparator, AlternateDirectorySeparator); + } + + *out = cur_path + dos_prefix_len; + *out_len = dos_prefix_len; + R_SUCCEED(); + } + + // Handle UNC path + if (IsUncPath(cur_path, false, true)) { + const char* final_path = cur_path; + + R_UNLESS(cur_path[UncPathPrefixLength] != DirectorySeparator, ResultInvalidPathFormat); + R_UNLESS(cur_path[UncPathPrefixLength] != AlternateDirectorySeparator, + ResultInvalidPathFormat); + + size_t cur_component_offset = 0; + size_t pos = UncPathPrefixLength; + for (/* ... */; cur_path[pos] != NullTerminator; ++pos) { + if (cur_path[pos] == DirectorySeparator || + cur_path[pos] == AlternateDirectorySeparator) { + if (cur_component_offset != 0) { + R_TRY(CheckSharedName(cur_path + cur_component_offset, + pos - cur_component_offset)); + + final_path = cur_path + pos; + break; + } + + R_UNLESS(cur_path[pos + 1] != DirectorySeparator, ResultInvalidPathFormat); + R_UNLESS(cur_path[pos + 1] != AlternateDirectorySeparator, + ResultInvalidPathFormat); + + R_TRY(CheckHostName(cur_path + 2, pos - 2)); + + cur_component_offset = pos + 1; + } + } + + R_UNLESS(cur_component_offset != pos, ResultInvalidPathFormat); + + if (cur_component_offset != 0 && final_path == cur_path) { + R_TRY(CheckSharedName(cur_path + cur_component_offset, pos - cur_component_offset)); + + final_path = cur_path + pos; + } + + size_t unc_prefix_len = final_path - cur_path; + + // Ensure that we're normalized, if we're required to be + if (out_win_buffer_size == 0) { + for (size_t i = 0; i < unc_prefix_len; ++i) { + R_UNLESS(cur_path[i] != DirectorySeparator, ResultNotNormalized); + } + } else { + // Ensure we can copy into the normalized buffer + R_UNLESS(unc_prefix_len < out_win_buffer_size, ResultTooLongPath); + + for (size_t i = 0; i < unc_prefix_len; ++i) { + out_win[i] = cur_path[i]; + } + out_win[unc_prefix_len] = NullTerminator; + + Replace(out_win, unc_prefix_len, DirectorySeparator, AlternateDirectorySeparator); + } + + *out = cur_path + unc_prefix_len; + *out_len = unc_prefix_len; + R_SUCCEED(); + } + + // There's no windows path to parse + *out = path; + *out_len = 0; + R_SUCCEED(); + } + + static constexpr Result IsNormalized(bool* out, size_t* out_len, const char* path, + const PathFlags& flags = {}) { + // Ensure nothing is null + R_UNLESS(out != nullptr, ResultNullptrArgument); + R_UNLESS(out_len != nullptr, ResultNullptrArgument); + R_UNLESS(path != nullptr, ResultNullptrArgument); + + // Verify that the path is valid utf-8 + R_TRY(CheckUtf8(path)); + + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + // Handle the case where the path is empty + if (path[0] == NullTerminator) { + R_UNLESS(flags.IsEmptyPathAllowed(), ResultInvalidPathFormat); + + *out = true; + *out_len = 0; + R_SUCCEED(); + } + + // All normalized paths start with a directory separator...unless they're windows paths, + // relative paths, or have mount names. + if (path[0] != DirectorySeparator) { + R_UNLESS(flags.IsWindowsPathAllowed() || flags.IsRelativePathAllowed() || + flags.IsMountNameAllowed(), + ResultInvalidPathFormat); + } + + // Check that the path is allowed to be a windows path, if it is + if (IsWindowsPath(path, false)) { + R_UNLESS(flags.IsWindowsPathAllowed(), ResultInvalidPathFormat); + } + + // Skip past the mount name, if one is present + size_t total_len = 0; + size_t mount_name_len = 0; + R_TRY(SkipMountName(std::addressof(path), std::addressof(mount_name_len), path)); + + // If we had a mount name, check that that was allowed + if (mount_name_len > 0) { + R_UNLESS(flags.IsMountNameAllowed(), ResultInvalidPathFormat); + + total_len += mount_name_len; + } + + // Check that the path starts as a normalized path should + if (path[0] != DirectorySeparator && !IsPathStartWithCurrentDirectory(path) && + !IsWindowsPath(path, false)) { + R_UNLESS(flags.IsRelativePathAllowed(), ResultInvalidPathFormat); + R_UNLESS(!IsInvalidCharacter(path[0]), ResultInvalidPathFormat); + + *out = false; + R_SUCCEED(); + } + + // Process relative path + size_t relative_len = 0; + R_TRY(SkipRelativeDotPath(std::addressof(path), std::addressof(relative_len), path)); + + // If we have a relative path, check that was allowed + if (relative_len > 0) { + R_UNLESS(flags.IsRelativePathAllowed(), ResultInvalidPathFormat); + + total_len += relative_len; + + if (path[0] == NullTerminator) { + *out = true; + *out_len = total_len; + R_SUCCEED(); + } + } + + // Process windows path + size_t windows_len = 0; + bool normalized_win = false; + R_TRY(SkipWindowsPath(std::addressof(path), std::addressof(windows_len), + std::addressof(normalized_win), path, mount_name_len > 0)); + + // If the windows path wasn't normalized, we're not normalized + if (!normalized_win) { + R_UNLESS(flags.IsWindowsPathAllowed(), ResultInvalidPathFormat); + + *out = false; + R_SUCCEED(); + } + + // If we had a windows path, check that was allowed + if (windows_len > 0) { + R_UNLESS(flags.IsWindowsPathAllowed(), ResultInvalidPathFormat); + + total_len += windows_len; + + // We can't have both a relative path and a windows path + R_UNLESS(relative_len == 0, ResultInvalidPathFormat); + + // A path ending in a windows path isn't normalized + if (path[0] == NullTerminator) { + *out = false; + R_SUCCEED(); + } + + // Check that there are no windows directory separators in the path + for (size_t i = 0; path[i] != NullTerminator; ++i) { + if (path[i] == AlternateDirectorySeparator) { + *out = false; + R_SUCCEED(); + } + } + } + + // Check that parent directory replacement is not needed if backslashes are allowed + if (flags.IsBackslashAllowed() && + PathNormalizer::IsParentDirectoryPathReplacementNeeded(path)) { + *out = false; + R_SUCCEED(); + } + + // Check that the backslash state is valid + bool is_backslash_contained = false; + R_TRY(CheckInvalidBackslash(std::addressof(is_backslash_contained), path, + flags.IsWindowsPathAllowed() || flags.IsBackslashAllowed())); + + // Check that backslashes are contained only if allowed + if (is_backslash_contained && !flags.IsBackslashAllowed()) { + *out = false; + R_SUCCEED(); + } + + // Check that the final result path is normalized + size_t normal_len = 0; + R_TRY(PathNormalizer::IsNormalized(out, std::addressof(normal_len), path, + flags.IsAllCharactersAllowed())); + + // Add the normal length + total_len += normal_len; + + // Set the output length + *out_len = total_len; + R_SUCCEED(); + } + + static Result Normalize(char* dst, size_t dst_size, const char* path, size_t path_len, + const PathFlags& flags) { + // Use StringTraits names for remainder of scope + using namespace StringTraits; + + // Prepare to iterate + const char* src = path; + size_t cur_pos = 0; + bool is_windows_path = false; + + // Check if the path is empty + if (src[0] == NullTerminator) { + if (dst_size != 0) { + dst[0] = NullTerminator; + } + + R_UNLESS(flags.IsEmptyPathAllowed(), ResultInvalidPathFormat); + + R_SUCCEED(); + } + + // Handle a mount name + size_t mount_name_len = 0; + if (flags.IsMountNameAllowed()) { + R_TRY(ParseMountName(std::addressof(src), std::addressof(mount_name_len), dst + cur_pos, + dst_size - cur_pos, src)); + + cur_pos += mount_name_len; + } + + // Handle a drive-relative prefix + bool is_drive_relative = false; + if (src[0] != DirectorySeparator && !IsPathStartWithCurrentDirectory(src) && + !IsWindowsPath(src, false)) { + R_UNLESS(flags.IsRelativePathAllowed(), ResultInvalidPathFormat); + R_UNLESS(!IsInvalidCharacter(src[0]), ResultInvalidPathFormat); + + dst[cur_pos++] = Dot; + is_drive_relative = true; + } + + size_t relative_len = 0; + if (flags.IsRelativePathAllowed()) { + R_UNLESS(cur_pos < dst_size, ResultTooLongPath); + + R_TRY(ParseRelativeDotPath(std::addressof(src), std::addressof(relative_len), + dst + cur_pos, dst_size - cur_pos, src)); + + cur_pos += relative_len; + + if (src[0] == NullTerminator) { + R_UNLESS(cur_pos < dst_size, ResultTooLongPath); + + dst[cur_pos] = NullTerminator; + R_SUCCEED(); + } + } + + // Handle a windows path + if (flags.IsWindowsPathAllowed()) { + const char* const orig = src; + + R_UNLESS(cur_pos < dst_size, ResultTooLongPath); + + size_t windows_len = 0; + R_TRY(ParseWindowsPath(std::addressof(src), std::addressof(windows_len), dst + cur_pos, + dst_size - cur_pos, src, mount_name_len != 0)); + + cur_pos += windows_len; + + if (src[0] == NullTerminator) { + /* NOTE: Bug in original code here repeated, should be checking cur_pos + 2. */ + R_UNLESS(cur_pos + 1 < dst_size, ResultTooLongPath); + + dst[cur_pos + 0] = DirectorySeparator; + dst[cur_pos + 1] = NullTerminator; + R_SUCCEED(); + } + + if ((src - orig) > 0) { + is_windows_path = true; + } + } + + // Check for invalid backslash + bool backslash_contained = false; + R_TRY(CheckInvalidBackslash(std::addressof(backslash_contained), src, + flags.IsWindowsPathAllowed() || flags.IsBackslashAllowed())); + + // Handle backslash replacement as necessary + if (backslash_contained && flags.IsWindowsPathAllowed()) { + // Create a temporary buffer holding a slash-replaced version of the path. + // NOTE: Nintendo unnecessarily allocates and replaces here a fully copy of the path, + // despite having skipped some of it already. + const size_t replaced_src_len = path_len - (src - path); + + char* replaced_src = nullptr; + SCOPE_EXIT({ + if (replaced_src != nullptr) { + if (std::is_constant_evaluated()) { + delete[] replaced_src; + } else { + Deallocate(replaced_src, replaced_src_len); + } + } + }); + + if (std::is_constant_evaluated()) { + replaced_src = new char[replaced_src_len]; + } else { + replaced_src = static_cast<char*>(Allocate(replaced_src_len)); + } + + Strlcpy<char>(replaced_src, src, replaced_src_len); + + Replace(replaced_src, replaced_src_len, AlternateDirectorySeparator, + DirectorySeparator); + + size_t dummy; + R_TRY(PathNormalizer::Normalize(dst + cur_pos, std::addressof(dummy), replaced_src, + dst_size - cur_pos, is_windows_path, is_drive_relative, + flags.IsAllCharactersAllowed())); + } else { + // We can just do normalization + size_t dummy; + R_TRY(PathNormalizer::Normalize(dst + cur_pos, std::addressof(dummy), src, + dst_size - cur_pos, is_windows_path, is_drive_relative, + flags.IsAllCharactersAllowed())); + } + + R_SUCCEED(); + } +}; + +} // namespace FileSys diff --git a/src/core/file_sys/fs_string_util.h b/src/core/file_sys/fs_string_util.h new file mode 100644 index 000000000..874e09054 --- /dev/null +++ b/src/core/file_sys/fs_string_util.h @@ -0,0 +1,226 @@ +// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include "common/assert.h" + +namespace FileSys { + +template <typename T> +constexpr int Strlen(const T* str) { + ASSERT(str != nullptr); + + int length = 0; + while (*str++) { + ++length; + } + + return length; +} + +template <typename T> +constexpr int Strnlen(const T* str, int count) { + ASSERT(str != nullptr); + ASSERT(count >= 0); + + int length = 0; + while (count-- && *str++) { + ++length; + } + + return length; +} + +template <typename T> +constexpr int Strncmp(const T* lhs, const T* rhs, int count) { + ASSERT(lhs != nullptr); + ASSERT(rhs != nullptr); + ASSERT(count >= 0); + + if (count == 0) { + return 0; + } + + T l, r; + do { + l = *(lhs++); + r = *(rhs++); + } while (l && (l == r) && (--count)); + + return l - r; +} + +template <typename T> +static constexpr int Strlcpy(T* dst, const T* src, int count) { + ASSERT(dst != nullptr); + ASSERT(src != nullptr); + + const T* cur = src; + if (count > 0) { + while ((--count) && *cur) { + *(dst++) = *(cur++); + } + *dst = 0; + } + + while (*cur) { + cur++; + } + + return static_cast<int>(cur - src); +} + +enum CharacterEncodingResult { + CharacterEncodingResult_Success = 0, + CharacterEncodingResult_InsufficientLength = 1, + CharacterEncodingResult_InvalidFormat = 2, +}; + +namespace impl { + +class CharacterEncodingHelper { +public: + static constexpr int8_t Utf8NBytesInnerTable[0x100 + 1] = { + -1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 7, 8, + }; + + static constexpr char GetUtf8NBytes(size_t i) { + return static_cast<char>(Utf8NBytesInnerTable[1 + i]); + } +}; + +} // namespace impl + +constexpr inline CharacterEncodingResult ConvertCharacterUtf8ToUtf32(u32* dst, const char* src) { + // Check pre-conditions + ASSERT(dst != nullptr); + ASSERT(src != nullptr); + + // Perform the conversion + const auto* p = src; + switch (impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[0]))) { + case 1: + *dst = static_cast<u32>(p[0]); + return CharacterEncodingResult_Success; + case 2: + if ((static_cast<u32>(p[0]) & 0x1E) != 0) { + if (impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[1])) == + 0) { + *dst = (static_cast<u32>(p[0] & 0x1F) << 6) | (static_cast<u32>(p[1] & 0x3F) << 0); + return CharacterEncodingResult_Success; + } + } + break; + case 3: + if (impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[1])) == 0 && + impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[2])) == 0) { + const u32 c = (static_cast<u32>(p[0] & 0xF) << 12) | + (static_cast<u32>(p[1] & 0x3F) << 6) | + (static_cast<u32>(p[2] & 0x3F) << 0); + if ((c & 0xF800) != 0 && (c & 0xF800) != 0xD800) { + *dst = c; + return CharacterEncodingResult_Success; + } + } + return CharacterEncodingResult_InvalidFormat; + case 4: + if (impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[1])) == 0 && + impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[2])) == 0 && + impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[3])) == 0) { + const u32 c = + (static_cast<u32>(p[0] & 0x7) << 18) | (static_cast<u32>(p[1] & 0x3F) << 12) | + (static_cast<u32>(p[2] & 0x3F) << 6) | (static_cast<u32>(p[3] & 0x3F) << 0); + if (c >= 0x10000 && c < 0x110000) { + *dst = c; + return CharacterEncodingResult_Success; + } + } + return CharacterEncodingResult_InvalidFormat; + default: + break; + } + + // We failed to convert + return CharacterEncodingResult_InvalidFormat; +} + +constexpr inline CharacterEncodingResult PickOutCharacterFromUtf8String(char* dst, + const char** str) { + // Check pre-conditions + ASSERT(dst != nullptr); + ASSERT(str != nullptr); + ASSERT(*str != nullptr); + + // Clear the output + dst[0] = 0; + dst[1] = 0; + dst[2] = 0; + dst[3] = 0; + + // Perform the conversion + const auto* p = *str; + u32 c = static_cast<u32>(*p); + switch (impl::CharacterEncodingHelper::GetUtf8NBytes(c)) { + case 1: + dst[0] = (*str)[0]; + ++(*str); + break; + case 2: + if ((p[0] & 0x1E) != 0) { + if (impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[1])) == + 0) { + c = (static_cast<u32>(p[0] & 0x1F) << 6) | (static_cast<u32>(p[1] & 0x3F) << 0); + dst[0] = (*str)[0]; + dst[1] = (*str)[1]; + (*str) += 2; + break; + } + } + return CharacterEncodingResult_InvalidFormat; + case 3: + if (impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[1])) == 0 && + impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[2])) == 0) { + c = (static_cast<u32>(p[0] & 0xF) << 12) | (static_cast<u32>(p[1] & 0x3F) << 6) | + (static_cast<u32>(p[2] & 0x3F) << 0); + if ((c & 0xF800) != 0 && (c & 0xF800) != 0xD800) { + dst[0] = (*str)[0]; + dst[1] = (*str)[1]; + dst[2] = (*str)[2]; + (*str) += 3; + break; + } + } + return CharacterEncodingResult_InvalidFormat; + case 4: + if (impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[1])) == 0 && + impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[2])) == 0 && + impl::CharacterEncodingHelper::GetUtf8NBytes(static_cast<unsigned char>(p[3])) == 0) { + c = (static_cast<u32>(p[0] & 0x7) << 18) | (static_cast<u32>(p[1] & 0x3F) << 12) | + (static_cast<u32>(p[2] & 0x3F) << 6) | (static_cast<u32>(p[3] & 0x3F) << 0); + if (c >= 0x10000 && c < 0x110000) { + dst[0] = (*str)[0]; + dst[1] = (*str)[1]; + dst[2] = (*str)[2]; + dst[3] = (*str)[3]; + (*str) += 4; + break; + } + } + return CharacterEncodingResult_InvalidFormat; + default: + return CharacterEncodingResult_InvalidFormat; + } + + return CharacterEncodingResult_Success; +} + +} // namespace FileSys diff --git a/src/core/file_sys/fsmitm_romfsbuild.cpp b/src/core/file_sys/fsmitm_romfsbuild.cpp index dd9cca103..8807bbd0f 100644 --- a/src/core/file_sys/fsmitm_romfsbuild.cpp +++ b/src/core/file_sys/fsmitm_romfsbuild.cpp @@ -8,8 +8,8 @@ #include "common/assert.h" #include "core/file_sys/fsmitm_romfsbuild.h" #include "core/file_sys/ips_layer.h" -#include "core/file_sys/vfs.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs.h" +#include "core/file_sys/vfs/vfs_vector.h" namespace FileSys { diff --git a/src/core/file_sys/fsmitm_romfsbuild.h b/src/core/file_sys/fsmitm_romfsbuild.h index f387c79f1..dd7ed4a7b 100644 --- a/src/core/file_sys/fsmitm_romfsbuild.h +++ b/src/core/file_sys/fsmitm_romfsbuild.h @@ -7,7 +7,7 @@ #include <memory> #include <string> #include "common/common_types.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fs_i_storage.h b/src/core/file_sys/fssystem/fs_i_storage.h index 416dd57b8..37336c9ae 100644 --- a/src/core/file_sys/fssystem/fs_i_storage.h +++ b/src/core/file_sys/fssystem/fs_i_storage.h @@ -5,7 +5,7 @@ #include "common/overflow.h" #include "core/file_sys/errors.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_aes_ctr_counter_extended_storage.cpp b/src/core/file_sys/fssystem/fssystem_aes_ctr_counter_extended_storage.cpp index f25c95472..bc1cddbb0 100644 --- a/src/core/file_sys/fssystem/fssystem_aes_ctr_counter_extended_storage.cpp +++ b/src/core/file_sys/fssystem/fssystem_aes_ctr_counter_extended_storage.cpp @@ -4,7 +4,7 @@ #include "core/file_sys/fssystem/fssystem_aes_ctr_counter_extended_storage.h" #include "core/file_sys/fssystem/fssystem_aes_ctr_storage.h" #include "core/file_sys/fssystem/fssystem_nca_header.h" -#include "core/file_sys/vfs_offset.h" +#include "core/file_sys/vfs/vfs_offset.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_aes_ctr_storage.h b/src/core/file_sys/fssystem/fssystem_aes_ctr_storage.h index 339e49697..5abd93d33 100644 --- a/src/core/file_sys/fssystem/fssystem_aes_ctr_storage.h +++ b/src/core/file_sys/fssystem/fssystem_aes_ctr_storage.h @@ -9,7 +9,7 @@ #include "core/crypto/key_manager.h" #include "core/file_sys/errors.h" #include "core/file_sys/fssystem/fs_i_storage.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_bucket_tree.h b/src/core/file_sys/fssystem/fssystem_bucket_tree.h index 46850cd48..3a5e21d1a 100644 --- a/src/core/file_sys/fssystem/fssystem_bucket_tree.h +++ b/src/core/file_sys/fssystem/fssystem_bucket_tree.h @@ -10,7 +10,7 @@ #include "common/common_types.h" #include "common/literals.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" #include "core/hle/result.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_compressed_storage.h b/src/core/file_sys/fssystem/fssystem_compressed_storage.h index 33d93938e..74c98630e 100644 --- a/src/core/file_sys/fssystem/fssystem_compressed_storage.h +++ b/src/core/file_sys/fssystem/fssystem_compressed_storage.h @@ -10,7 +10,7 @@ #include "core/file_sys/fssystem/fssystem_bucket_tree.h" #include "core/file_sys/fssystem/fssystem_compression_common.h" #include "core/file_sys/fssystem/fssystem_pooled_buffer.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.cpp b/src/core/file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.cpp index 4a75b5308..39bb7b808 100644 --- a/src/core/file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.cpp +++ b/src/core/file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.cpp @@ -2,7 +2,7 @@ // SPDX-License-Identifier: GPL-2.0-or-later #include "core/file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.h" -#include "core/file_sys/vfs_offset.h" +#include "core/file_sys/vfs/vfs_offset.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.h b/src/core/file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.h index 5cf697efe..bd129db47 100644 --- a/src/core/file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.h +++ b/src/core/file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.h @@ -8,7 +8,7 @@ #include "core/file_sys/fssystem/fs_types.h" #include "core/file_sys/fssystem/fssystem_alignment_matching_storage.h" #include "core/file_sys/fssystem/fssystem_integrity_verification_storage.h" -#include "core/file_sys/vfs_offset.h" +#include "core/file_sys/vfs/vfs_offset.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_hierarchical_sha256_storage.h b/src/core/file_sys/fssystem/fssystem_hierarchical_sha256_storage.h index 18df400af..41d3960b8 100644 --- a/src/core/file_sys/fssystem/fssystem_hierarchical_sha256_storage.h +++ b/src/core/file_sys/fssystem/fssystem_hierarchical_sha256_storage.h @@ -7,7 +7,7 @@ #include "core/file_sys/errors.h" #include "core/file_sys/fssystem/fs_i_storage.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_indirect_storage.h b/src/core/file_sys/fssystem/fssystem_indirect_storage.h index 7854335bf..d4b95fd27 100644 --- a/src/core/file_sys/fssystem/fssystem_indirect_storage.h +++ b/src/core/file_sys/fssystem/fssystem_indirect_storage.h @@ -7,8 +7,8 @@ #include "core/file_sys/fssystem/fs_i_storage.h" #include "core/file_sys/fssystem/fssystem_bucket_tree.h" #include "core/file_sys/fssystem/fssystem_bucket_tree_template_impl.h" -#include "core/file_sys/vfs.h" -#include "core/file_sys/vfs_offset.h" +#include "core/file_sys/vfs/vfs.h" +#include "core/file_sys/vfs/vfs_offset.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_integrity_romfs_storage.h b/src/core/file_sys/fssystem/fssystem_integrity_romfs_storage.h index 5f8512b2a..240d1e388 100644 --- a/src/core/file_sys/fssystem/fssystem_integrity_romfs_storage.h +++ b/src/core/file_sys/fssystem/fssystem_integrity_romfs_storage.h @@ -5,7 +5,7 @@ #include "core/file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.h" #include "core/file_sys/fssystem/fssystem_nca_header.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs_vector.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.cpp b/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.cpp index 0f5432203..ab5a7984e 100644 --- a/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.cpp +++ b/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.cpp @@ -14,8 +14,8 @@ #include "core/file_sys/fssystem/fssystem_nca_file_system_driver.h" #include "core/file_sys/fssystem/fssystem_sparse_storage.h" #include "core/file_sys/fssystem/fssystem_switch_storage.h" -#include "core/file_sys/vfs_offset.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs_offset.h" +#include "core/file_sys/vfs/vfs_vector.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.h b/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.h index 5771a21fc..5bc838de6 100644 --- a/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.h +++ b/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.h @@ -5,7 +5,7 @@ #include "core/file_sys/fssystem/fssystem_compression_common.h" #include "core/file_sys/fssystem/fssystem_nca_header.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/fssystem/fssystem_nca_reader.cpp b/src/core/file_sys/fssystem/fssystem_nca_reader.cpp index a3714ab37..08924e2a6 100644 --- a/src/core/file_sys/fssystem/fssystem_nca_reader.cpp +++ b/src/core/file_sys/fssystem/fssystem_nca_reader.cpp @@ -3,7 +3,7 @@ #include "core/file_sys/fssystem/fssystem_aes_xts_storage.h" #include "core/file_sys/fssystem/fssystem_nca_file_system_driver.h" -#include "core/file_sys/vfs_offset.h" +#include "core/file_sys/vfs/vfs_offset.h" namespace FileSys { diff --git a/src/core/file_sys/ips_layer.cpp b/src/core/file_sys/ips_layer.cpp index 31033634c..d1ac24072 100644 --- a/src/core/file_sys/ips_layer.cpp +++ b/src/core/file_sys/ips_layer.cpp @@ -12,7 +12,7 @@ #include "common/logging/log.h" #include "common/swap.h" #include "core/file_sys/ips_layer.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs_vector.h" namespace FileSys { diff --git a/src/core/file_sys/ips_layer.h b/src/core/file_sys/ips_layer.h index f2717bae7..d81378e8a 100644 --- a/src/core/file_sys/ips_layer.h +++ b/src/core/file_sys/ips_layer.h @@ -8,7 +8,7 @@ #include <vector> #include "common/common_types.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/kernel_executable.cpp b/src/core/file_sys/kernel_executable.cpp index 70c062f4c..b84492d30 100644 --- a/src/core/file_sys/kernel_executable.cpp +++ b/src/core/file_sys/kernel_executable.cpp @@ -5,7 +5,7 @@ #include "common/string_util.h" #include "core/file_sys/kernel_executable.h" -#include "core/file_sys/vfs_offset.h" +#include "core/file_sys/vfs/vfs_offset.h" #include "core/loader/loader.h" namespace FileSys { diff --git a/src/core/file_sys/kernel_executable.h b/src/core/file_sys/kernel_executable.h index d5b9199b5..928ba2d99 100644 --- a/src/core/file_sys/kernel_executable.h +++ b/src/core/file_sys/kernel_executable.h @@ -10,7 +10,7 @@ #include "common/common_funcs.h" #include "common/common_types.h" #include "common/swap.h" -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" namespace Loader { enum class ResultStatus : u16; diff --git a/src/core/file_sys/mode.h b/src/core/file_sys/mode.h deleted file mode 100644 index 9596ef4fd..000000000 --- a/src/core/file_sys/mode.h +++ /dev/null @@ -1,23 +0,0 @@ -// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project -// SPDX-License-Identifier: GPL-2.0-or-later - -#pragma once - -#include "common/common_funcs.h" -#include "common/common_types.h" - -namespace FileSys { - -enum class Mode : u32 { - Read = 1 << 0, - Write = 1 << 1, - ReadWrite = Read | Write, - Append = 1 << 2, - ReadAppend = Read | Append, - WriteAppend = Write | Append, - All = ReadWrite | Append, -}; - -DECLARE_ENUM_FLAG_OPERATORS(Mode) - -} // namespace FileSys diff --git a/src/core/file_sys/nca_metadata.cpp b/src/core/file_sys/nca_metadata.cpp index f4a774675..9e855c50d 100644 --- a/src/core/file_sys/nca_metadata.cpp +++ b/src/core/file_sys/nca_metadata.cpp @@ -6,7 +6,7 @@ #include "common/logging/log.h" #include "common/swap.h" #include "core/file_sys/nca_metadata.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/nca_metadata.h b/src/core/file_sys/nca_metadata.h index 68e463b5f..6243b822a 100644 --- a/src/core/file_sys/nca_metadata.h +++ b/src/core/file_sys/nca_metadata.h @@ -8,7 +8,7 @@ #include "common/common_funcs.h" #include "common/common_types.h" #include "common/swap.h" -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" namespace FileSys { class CNMT; diff --git a/src/core/file_sys/partition_filesystem.cpp b/src/core/file_sys/partition_filesystem.cpp index 2422cb51b..dd8de9d8a 100644 --- a/src/core/file_sys/partition_filesystem.cpp +++ b/src/core/file_sys/partition_filesystem.cpp @@ -9,7 +9,7 @@ #include "common/logging/log.h" #include "core/file_sys/partition_filesystem.h" -#include "core/file_sys/vfs_offset.h" +#include "core/file_sys/vfs/vfs_offset.h" #include "core/loader/loader.h" namespace FileSys { diff --git a/src/core/file_sys/partition_filesystem.h b/src/core/file_sys/partition_filesystem.h index b6e3a2b0c..777b9ead9 100644 --- a/src/core/file_sys/partition_filesystem.h +++ b/src/core/file_sys/partition_filesystem.h @@ -9,7 +9,7 @@ #include "common/common_funcs.h" #include "common/common_types.h" #include "common/swap.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace Loader { enum class ResultStatus : u16; diff --git a/src/core/file_sys/patch_manager.cpp b/src/core/file_sys/patch_manager.cpp index 612122224..21d45235e 100644 --- a/src/core/file_sys/patch_manager.cpp +++ b/src/core/file_sys/patch_manager.cpp @@ -21,9 +21,9 @@ #include "core/file_sys/patch_manager.h" #include "core/file_sys/registered_cache.h" #include "core/file_sys/romfs.h" -#include "core/file_sys/vfs_cached.h" -#include "core/file_sys/vfs_layered.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs_cached.h" +#include "core/file_sys/vfs/vfs_layered.h" +#include "core/file_sys/vfs/vfs_vector.h" #include "core/hle/service/filesystem/filesystem.h" #include "core/hle/service/ns/language.h" #include "core/hle/service/set/settings_server.h" diff --git a/src/core/file_sys/patch_manager.h b/src/core/file_sys/patch_manager.h index 2601b8217..552c0fbe2 100644 --- a/src/core/file_sys/patch_manager.h +++ b/src/core/file_sys/patch_manager.h @@ -9,7 +9,7 @@ #include <string> #include "common/common_types.h" #include "core/file_sys/nca_metadata.h" -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" #include "core/memory/dmnt_cheat_types.h" namespace Core { diff --git a/src/core/file_sys/program_metadata.cpp b/src/core/file_sys/program_metadata.cpp index 539c7f7af..ae4e441c9 100644 --- a/src/core/file_sys/program_metadata.cpp +++ b/src/core/file_sys/program_metadata.cpp @@ -7,7 +7,7 @@ #include "common/logging/log.h" #include "common/scope_exit.h" #include "core/file_sys/program_metadata.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" #include "core/loader/loader.h" namespace FileSys { diff --git a/src/core/file_sys/program_metadata.h b/src/core/file_sys/program_metadata.h index a53092b87..115e6d6cd 100644 --- a/src/core/file_sys/program_metadata.h +++ b/src/core/file_sys/program_metadata.h @@ -10,7 +10,7 @@ #include "common/common_funcs.h" #include "common/common_types.h" #include "common/swap.h" -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" namespace Loader { enum class ResultStatus : u16; diff --git a/src/core/file_sys/registered_cache.cpp b/src/core/file_sys/registered_cache.cpp index 1cc77ad14..85d30543c 100644 --- a/src/core/file_sys/registered_cache.cpp +++ b/src/core/file_sys/registered_cache.cpp @@ -17,7 +17,7 @@ #include "core/file_sys/nca_metadata.h" #include "core/file_sys/registered_cache.h" #include "core/file_sys/submission_package.h" -#include "core/file_sys/vfs_concat.h" +#include "core/file_sys/vfs/vfs_concat.h" #include "core/loader/loader.h" namespace FileSys { diff --git a/src/core/file_sys/registered_cache.h b/src/core/file_sys/registered_cache.h index 64815a845..a7fc55673 100644 --- a/src/core/file_sys/registered_cache.h +++ b/src/core/file_sys/registered_cache.h @@ -11,7 +11,7 @@ #include <boost/container/flat_map.hpp> #include "common/common_types.h" #include "core/crypto/key_manager.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { class CNMT; diff --git a/src/core/file_sys/romfs.cpp b/src/core/file_sys/romfs.cpp index 6182598ae..a2b280973 100644 --- a/src/core/file_sys/romfs.cpp +++ b/src/core/file_sys/romfs.cpp @@ -9,11 +9,11 @@ #include "common/swap.h" #include "core/file_sys/fsmitm_romfsbuild.h" #include "core/file_sys/romfs.h" -#include "core/file_sys/vfs.h" -#include "core/file_sys/vfs_cached.h" -#include "core/file_sys/vfs_concat.h" -#include "core/file_sys/vfs_offset.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs.h" +#include "core/file_sys/vfs/vfs_cached.h" +#include "core/file_sys/vfs/vfs_concat.h" +#include "core/file_sys/vfs/vfs_offset.h" +#include "core/file_sys/vfs/vfs_vector.h" namespace FileSys { namespace { diff --git a/src/core/file_sys/romfs.h b/src/core/file_sys/romfs.h index b75ff1aad..3c0aca291 100644 --- a/src/core/file_sys/romfs.h +++ b/src/core/file_sys/romfs.h @@ -3,7 +3,7 @@ #pragma once -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/romfs_factory.h b/src/core/file_sys/romfs_factory.h index e4809bc94..11ecfabdf 100644 --- a/src/core/file_sys/romfs_factory.h +++ b/src/core/file_sys/romfs_factory.h @@ -6,7 +6,7 @@ #include <memory> #include "common/common_types.h" -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" #include "core/hle/result.h" namespace Loader { diff --git a/src/core/file_sys/savedata_factory.cpp b/src/core/file_sys/savedata_factory.cpp index 23196cd5f..cbf411a20 100644 --- a/src/core/file_sys/savedata_factory.cpp +++ b/src/core/file_sys/savedata_factory.cpp @@ -8,7 +8,7 @@ #include "common/uuid.h" #include "core/core.h" #include "core/file_sys/savedata_factory.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/savedata_factory.h b/src/core/file_sys/savedata_factory.h index 30d96928e..5ab7e4d32 100644 --- a/src/core/file_sys/savedata_factory.h +++ b/src/core/file_sys/savedata_factory.h @@ -7,7 +7,7 @@ #include <string> #include "common/common_funcs.h" #include "common/common_types.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" #include "core/hle/result.h" namespace Core { diff --git a/src/core/file_sys/sdmc_factory.cpp b/src/core/file_sys/sdmc_factory.cpp index d5158cd64..f3e2e21f4 100644 --- a/src/core/file_sys/sdmc_factory.cpp +++ b/src/core/file_sys/sdmc_factory.cpp @@ -4,7 +4,7 @@ #include <memory> #include "core/file_sys/registered_cache.h" #include "core/file_sys/sdmc_factory.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" #include "core/file_sys/xts_archive.h" namespace FileSys { diff --git a/src/core/file_sys/sdmc_factory.h b/src/core/file_sys/sdmc_factory.h index a445fdb16..ee69ccd07 100644 --- a/src/core/file_sys/sdmc_factory.h +++ b/src/core/file_sys/sdmc_factory.h @@ -4,7 +4,7 @@ #pragma once #include <memory> -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" #include "core/hle/result.h" namespace FileSys { diff --git a/src/core/file_sys/submission_package.h b/src/core/file_sys/submission_package.h index 915bffca9..935e9589d 100644 --- a/src/core/file_sys/submission_package.h +++ b/src/core/file_sys/submission_package.h @@ -9,7 +9,7 @@ #include <vector> #include "common/common_types.h" #include "core/file_sys/nca_metadata.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace Core::Crypto { class KeyManager; diff --git a/src/core/file_sys/system_archive/mii_model.cpp b/src/core/file_sys/system_archive/mii_model.cpp index 5c87b42f8..a96cb2cd2 100644 --- a/src/core/file_sys/system_archive/mii_model.cpp +++ b/src/core/file_sys/system_archive/mii_model.cpp @@ -2,7 +2,7 @@ // SPDX-License-Identifier: GPL-2.0-or-later #include "core/file_sys/system_archive/mii_model.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs_vector.h" namespace FileSys::SystemArchive { diff --git a/src/core/file_sys/system_archive/mii_model.h b/src/core/file_sys/system_archive/mii_model.h index b6cbefe24..61723ed0d 100644 --- a/src/core/file_sys/system_archive/mii_model.h +++ b/src/core/file_sys/system_archive/mii_model.h @@ -3,7 +3,7 @@ #pragma once -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" namespace FileSys::SystemArchive { diff --git a/src/core/file_sys/system_archive/ng_word.cpp b/src/core/file_sys/system_archive/ng_word.cpp index 5cf6749da..1fa67877d 100644 --- a/src/core/file_sys/system_archive/ng_word.cpp +++ b/src/core/file_sys/system_archive/ng_word.cpp @@ -4,7 +4,7 @@ #include <fmt/format.h> #include "common/common_types.h" #include "core/file_sys/system_archive/ng_word.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs_vector.h" namespace FileSys::SystemArchive { diff --git a/src/core/file_sys/system_archive/ng_word.h b/src/core/file_sys/system_archive/ng_word.h index 1d7b49532..51bcc3327 100644 --- a/src/core/file_sys/system_archive/ng_word.h +++ b/src/core/file_sys/system_archive/ng_word.h @@ -3,7 +3,7 @@ #pragma once -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" namespace FileSys::SystemArchive { diff --git a/src/core/file_sys/system_archive/shared_font.cpp b/src/core/file_sys/system_archive/shared_font.cpp index 3210583f0..deb52069d 100644 --- a/src/core/file_sys/system_archive/shared_font.cpp +++ b/src/core/file_sys/system_archive/shared_font.cpp @@ -8,7 +8,7 @@ #include "core/file_sys/system_archive/data/font_nintendo_extended.h" #include "core/file_sys/system_archive/data/font_standard.h" #include "core/file_sys/system_archive/shared_font.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs_vector.h" #include "core/hle/service/ns/iplatform_service_manager.h" namespace FileSys::SystemArchive { diff --git a/src/core/file_sys/system_archive/shared_font.h b/src/core/file_sys/system_archive/shared_font.h index d1cd1dc44..2d19fcde3 100644 --- a/src/core/file_sys/system_archive/shared_font.h +++ b/src/core/file_sys/system_archive/shared_font.h @@ -3,7 +3,7 @@ #pragma once -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" namespace FileSys::SystemArchive { diff --git a/src/core/file_sys/system_archive/system_archive.h b/src/core/file_sys/system_archive/system_archive.h index 02d9157bb..2f64247bc 100644 --- a/src/core/file_sys/system_archive/system_archive.h +++ b/src/core/file_sys/system_archive/system_archive.h @@ -4,7 +4,7 @@ #pragma once #include "common/common_types.h" -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" namespace FileSys::SystemArchive { diff --git a/src/core/file_sys/system_archive/system_version.cpp b/src/core/file_sys/system_archive/system_version.cpp index e4751c2b4..5662004b7 100644 --- a/src/core/file_sys/system_archive/system_version.cpp +++ b/src/core/file_sys/system_archive/system_version.cpp @@ -3,7 +3,7 @@ #include "common/logging/log.h" #include "core/file_sys/system_archive/system_version.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs_vector.h" #include "core/hle/api_version.h" namespace FileSys::SystemArchive { diff --git a/src/core/file_sys/system_archive/system_version.h b/src/core/file_sys/system_archive/system_version.h index 21b5514a9..e5f7b952e 100644 --- a/src/core/file_sys/system_archive/system_version.h +++ b/src/core/file_sys/system_archive/system_version.h @@ -4,7 +4,7 @@ #pragma once #include <string> -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" namespace FileSys::SystemArchive { diff --git a/src/core/file_sys/system_archive/time_zone_binary.cpp b/src/core/file_sys/system_archive/time_zone_binary.cpp index d4d2eae76..316ff0dc6 100644 --- a/src/core/file_sys/system_archive/time_zone_binary.cpp +++ b/src/core/file_sys/system_archive/time_zone_binary.cpp @@ -5,7 +5,7 @@ #include "common/swap.h" #include "core/file_sys/system_archive/time_zone_binary.h" -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs_vector.h" #include "nx_tzdb.h" diff --git a/src/core/file_sys/system_archive/time_zone_binary.h b/src/core/file_sys/system_archive/time_zone_binary.h index d0e1a4acd..e44fc5007 100644 --- a/src/core/file_sys/system_archive/time_zone_binary.h +++ b/src/core/file_sys/system_archive/time_zone_binary.h @@ -3,7 +3,7 @@ #pragma once -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_types.h" namespace FileSys::SystemArchive { diff --git a/src/core/file_sys/vfs.cpp b/src/core/file_sys/vfs/vfs.cpp index b7105c8ff..a04292760 100644 --- a/src/core/file_sys/vfs.cpp +++ b/src/core/file_sys/vfs/vfs.cpp @@ -5,8 +5,7 @@ #include <numeric> #include <string> #include "common/fs/path_util.h" -#include "core/file_sys/mode.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { @@ -36,12 +35,12 @@ VfsEntryType VfsFilesystem::GetEntryType(std::string_view path_) const { return VfsEntryType::None; } -VirtualFile VfsFilesystem::OpenFile(std::string_view path_, Mode perms) { +VirtualFile VfsFilesystem::OpenFile(std::string_view path_, OpenMode perms) { const auto path = Common::FS::SanitizePath(path_); return root->GetFileRelative(path); } -VirtualFile VfsFilesystem::CreateFile(std::string_view path_, Mode perms) { +VirtualFile VfsFilesystem::CreateFile(std::string_view path_, OpenMode perms) { const auto path = Common::FS::SanitizePath(path_); return root->CreateFileRelative(path); } @@ -54,17 +53,17 @@ VirtualFile VfsFilesystem::CopyFile(std::string_view old_path_, std::string_view if (Common::FS::GetParentPath(old_path) == Common::FS::GetParentPath(new_path)) { if (!root->Copy(Common::FS::GetFilename(old_path), Common::FS::GetFilename(new_path))) return nullptr; - return OpenFile(new_path, Mode::ReadWrite); + return OpenFile(new_path, OpenMode::ReadWrite); } // Do it using RawCopy. Non-default impls are encouraged to optimize this. - const auto old_file = OpenFile(old_path, Mode::Read); + const auto old_file = OpenFile(old_path, OpenMode::Read); if (old_file == nullptr) return nullptr; - auto new_file = OpenFile(new_path, Mode::Read); + auto new_file = OpenFile(new_path, OpenMode::Read); if (new_file != nullptr) return nullptr; - new_file = CreateFile(new_path, Mode::Write); + new_file = CreateFile(new_path, OpenMode::Write); if (new_file == nullptr) return nullptr; if (!VfsRawCopy(old_file, new_file)) @@ -87,18 +86,18 @@ VirtualFile VfsFilesystem::MoveFile(std::string_view old_path, std::string_view bool VfsFilesystem::DeleteFile(std::string_view path_) { const auto path = Common::FS::SanitizePath(path_); - auto parent = OpenDirectory(Common::FS::GetParentPath(path), Mode::Write); + auto parent = OpenDirectory(Common::FS::GetParentPath(path), OpenMode::Write); if (parent == nullptr) return false; return parent->DeleteFile(Common::FS::GetFilename(path)); } -VirtualDir VfsFilesystem::OpenDirectory(std::string_view path_, Mode perms) { +VirtualDir VfsFilesystem::OpenDirectory(std::string_view path_, OpenMode perms) { const auto path = Common::FS::SanitizePath(path_); return root->GetDirectoryRelative(path); } -VirtualDir VfsFilesystem::CreateDirectory(std::string_view path_, Mode perms) { +VirtualDir VfsFilesystem::CreateDirectory(std::string_view path_, OpenMode perms) { const auto path = Common::FS::SanitizePath(path_); return root->CreateDirectoryRelative(path); } @@ -108,13 +107,13 @@ VirtualDir VfsFilesystem::CopyDirectory(std::string_view old_path_, std::string_ const auto new_path = Common::FS::SanitizePath(new_path_); // Non-default impls are highly encouraged to provide a more optimized version of this. - auto old_dir = OpenDirectory(old_path, Mode::Read); + auto old_dir = OpenDirectory(old_path, OpenMode::Read); if (old_dir == nullptr) return nullptr; - auto new_dir = OpenDirectory(new_path, Mode::Read); + auto new_dir = OpenDirectory(new_path, OpenMode::Read); if (new_dir != nullptr) return nullptr; - new_dir = CreateDirectory(new_path, Mode::Write); + new_dir = CreateDirectory(new_path, OpenMode::Write); if (new_dir == nullptr) return nullptr; @@ -149,7 +148,7 @@ VirtualDir VfsFilesystem::MoveDirectory(std::string_view old_path, std::string_v bool VfsFilesystem::DeleteDirectory(std::string_view path_) { const auto path = Common::FS::SanitizePath(path_); - auto parent = OpenDirectory(Common::FS::GetParentPath(path), Mode::Write); + auto parent = OpenDirectory(Common::FS::GetParentPath(path), OpenMode::Write); if (parent == nullptr) return false; return parent->DeleteSubdirectoryRecursive(Common::FS::GetFilename(path)); diff --git a/src/core/file_sys/vfs.h b/src/core/file_sys/vfs/vfs.h index a7cd1cae3..f846a9669 100644 --- a/src/core/file_sys/vfs.h +++ b/src/core/file_sys/vfs/vfs.h @@ -13,12 +13,11 @@ #include "common/common_funcs.h" #include "common/common_types.h" -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/fs_filesystem.h" +#include "core/file_sys/vfs/vfs_types.h" namespace FileSys { -enum class Mode : u32; - // An enumeration representing what can be at the end of a path in a VfsFilesystem enum class VfsEntryType { None, @@ -49,9 +48,9 @@ public: virtual VfsEntryType GetEntryType(std::string_view path) const; // Opens the file with path relative to root. If it doesn't exist, returns nullptr. - virtual VirtualFile OpenFile(std::string_view path, Mode perms); + virtual VirtualFile OpenFile(std::string_view path, OpenMode perms); // Creates a new, empty file at path - virtual VirtualFile CreateFile(std::string_view path, Mode perms); + virtual VirtualFile CreateFile(std::string_view path, OpenMode perms); // Copies the file from old_path to new_path, returning the new file on success and nullptr on // failure. virtual VirtualFile CopyFile(std::string_view old_path, std::string_view new_path); @@ -62,9 +61,9 @@ public: virtual bool DeleteFile(std::string_view path); // Opens the directory with path relative to root. If it doesn't exist, returns nullptr. - virtual VirtualDir OpenDirectory(std::string_view path, Mode perms); + virtual VirtualDir OpenDirectory(std::string_view path, OpenMode perms); // Creates a new, empty directory at path - virtual VirtualDir CreateDirectory(std::string_view path, Mode perms); + virtual VirtualDir CreateDirectory(std::string_view path, OpenMode perms); // Copies the directory from old_path to new_path, returning the new directory on success and // nullptr on failure. virtual VirtualDir CopyDirectory(std::string_view old_path, std::string_view new_path); diff --git a/src/core/file_sys/vfs_cached.cpp b/src/core/file_sys/vfs/vfs_cached.cpp index 7ee5300e5..01cd0f1e0 100644 --- a/src/core/file_sys/vfs_cached.cpp +++ b/src/core/file_sys/vfs/vfs_cached.cpp @@ -1,8 +1,8 @@ // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project // SPDX-License-Identifier: GPL-2.0-or-later -#include "core/file_sys/vfs_cached.h" -#include "core/file_sys/vfs_types.h" +#include "core/file_sys/vfs/vfs_cached.h" +#include "core/file_sys/vfs/vfs_types.h" namespace FileSys { diff --git a/src/core/file_sys/vfs_cached.h b/src/core/file_sys/vfs/vfs_cached.h index 1e5300784..47dff7224 100644 --- a/src/core/file_sys/vfs_cached.h +++ b/src/core/file_sys/vfs/vfs_cached.h @@ -5,7 +5,7 @@ #include <string_view> #include <vector> -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/vfs_concat.cpp b/src/core/file_sys/vfs/vfs_concat.cpp index 7c7298527..b5cc9a9e9 100644 --- a/src/core/file_sys/vfs_concat.cpp +++ b/src/core/file_sys/vfs/vfs_concat.cpp @@ -5,8 +5,8 @@ #include <utility> #include "common/assert.h" -#include "core/file_sys/vfs_concat.h" -#include "core/file_sys/vfs_static.h" +#include "core/file_sys/vfs/vfs_concat.h" +#include "core/file_sys/vfs/vfs_static.h" namespace FileSys { diff --git a/src/core/file_sys/vfs_concat.h b/src/core/file_sys/vfs/vfs_concat.h index b5f3d72e3..6d12af762 100644 --- a/src/core/file_sys/vfs_concat.h +++ b/src/core/file_sys/vfs/vfs_concat.h @@ -6,7 +6,7 @@ #include <compare> #include <map> #include <memory> -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/vfs_layered.cpp b/src/core/file_sys/vfs/vfs_layered.cpp index 5551743fb..47b2a3c78 100644 --- a/src/core/file_sys/vfs_layered.cpp +++ b/src/core/file_sys/vfs/vfs_layered.cpp @@ -5,7 +5,7 @@ #include <set> #include <unordered_set> #include <utility> -#include "core/file_sys/vfs_layered.h" +#include "core/file_sys/vfs/vfs_layered.h" namespace FileSys { diff --git a/src/core/file_sys/vfs_layered.h b/src/core/file_sys/vfs/vfs_layered.h index a62112e9d..0027ffa9a 100644 --- a/src/core/file_sys/vfs_layered.h +++ b/src/core/file_sys/vfs/vfs_layered.h @@ -4,7 +4,7 @@ #pragma once #include <memory> -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/vfs_offset.cpp b/src/core/file_sys/vfs/vfs_offset.cpp index d950a6633..1a37d2670 100644 --- a/src/core/file_sys/vfs_offset.cpp +++ b/src/core/file_sys/vfs/vfs_offset.cpp @@ -4,7 +4,7 @@ #include <algorithm> #include <utility> -#include "core/file_sys/vfs_offset.h" +#include "core/file_sys/vfs/vfs_offset.h" namespace FileSys { diff --git a/src/core/file_sys/vfs_offset.h b/src/core/file_sys/vfs/vfs_offset.h index 6c051ca00..4abe41d8e 100644 --- a/src/core/file_sys/vfs_offset.h +++ b/src/core/file_sys/vfs/vfs_offset.h @@ -5,7 +5,7 @@ #include <memory> -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/vfs_real.cpp b/src/core/file_sys/vfs/vfs_real.cpp index cd9b79786..627d5d251 100644 --- a/src/core/file_sys/vfs_real.cpp +++ b/src/core/file_sys/vfs/vfs_real.cpp @@ -10,8 +10,8 @@ #include "common/fs/fs.h" #include "common/fs/path_util.h" #include "common/logging/log.h" -#include "core/file_sys/vfs.h" -#include "core/file_sys/vfs_real.h" +#include "core/file_sys/vfs/vfs.h" +#include "core/file_sys/vfs/vfs_real.h" // For FileTimeStampRaw #include <sys/stat.h> @@ -28,16 +28,14 @@ namespace { constexpr size_t MaxOpenFiles = 512; -constexpr FS::FileAccessMode ModeFlagsToFileAccessMode(Mode mode) { +constexpr FS::FileAccessMode ModeFlagsToFileAccessMode(OpenMode mode) { switch (mode) { - case Mode::Read: + case OpenMode::Read: return FS::FileAccessMode::Read; - case Mode::Write: - case Mode::ReadWrite: - case Mode::Append: - case Mode::ReadAppend: - case Mode::WriteAppend: - case Mode::All: + case OpenMode::Write: + case OpenMode::ReadWrite: + case OpenMode::AllowAppend: + case OpenMode::All: return FS::FileAccessMode::ReadWrite; default: return {}; @@ -74,7 +72,7 @@ VfsEntryType RealVfsFilesystem::GetEntryType(std::string_view path_) const { } VirtualFile RealVfsFilesystem::OpenFileFromEntry(std::string_view path_, std::optional<u64> size, - Mode perms) { + OpenMode perms) { const auto path = FS::SanitizePath(path_, FS::DirectorySeparator::PlatformDefault); std::scoped_lock lk{list_lock}; @@ -98,11 +96,11 @@ VirtualFile RealVfsFilesystem::OpenFileFromEntry(std::string_view path_, std::op return file; } -VirtualFile RealVfsFilesystem::OpenFile(std::string_view path_, Mode perms) { +VirtualFile RealVfsFilesystem::OpenFile(std::string_view path_, OpenMode perms) { return OpenFileFromEntry(path_, {}, perms); } -VirtualFile RealVfsFilesystem::CreateFile(std::string_view path_, Mode perms) { +VirtualFile RealVfsFilesystem::CreateFile(std::string_view path_, OpenMode perms) { const auto path = FS::SanitizePath(path_, FS::DirectorySeparator::PlatformDefault); { std::scoped_lock lk{list_lock}; @@ -145,7 +143,7 @@ VirtualFile RealVfsFilesystem::MoveFile(std::string_view old_path_, std::string_ if (!FS::RenameFile(old_path, new_path)) { return nullptr; } - return OpenFile(new_path, Mode::ReadWrite); + return OpenFile(new_path, OpenMode::ReadWrite); } bool RealVfsFilesystem::DeleteFile(std::string_view path_) { @@ -157,12 +155,12 @@ bool RealVfsFilesystem::DeleteFile(std::string_view path_) { return FS::RemoveFile(path); } -VirtualDir RealVfsFilesystem::OpenDirectory(std::string_view path_, Mode perms) { +VirtualDir RealVfsFilesystem::OpenDirectory(std::string_view path_, OpenMode perms) { const auto path = FS::SanitizePath(path_, FS::DirectorySeparator::PlatformDefault); return std::shared_ptr<RealVfsDirectory>(new RealVfsDirectory(*this, path, perms)); } -VirtualDir RealVfsFilesystem::CreateDirectory(std::string_view path_, Mode perms) { +VirtualDir RealVfsFilesystem::CreateDirectory(std::string_view path_, OpenMode perms) { const auto path = FS::SanitizePath(path_, FS::DirectorySeparator::PlatformDefault); if (!FS::CreateDirs(path)) { return nullptr; @@ -184,7 +182,7 @@ VirtualDir RealVfsFilesystem::MoveDirectory(std::string_view old_path_, if (!FS::RenameDir(old_path, new_path)) { return nullptr; } - return OpenDirectory(new_path, Mode::ReadWrite); + return OpenDirectory(new_path, OpenMode::ReadWrite); } bool RealVfsFilesystem::DeleteDirectory(std::string_view path_) { @@ -193,7 +191,7 @@ bool RealVfsFilesystem::DeleteDirectory(std::string_view path_) { } std::unique_lock<std::mutex> RealVfsFilesystem::RefreshReference(const std::string& path, - Mode perms, + OpenMode perms, FileReference& reference) { std::unique_lock lk{list_lock}; @@ -266,7 +264,7 @@ void RealVfsFilesystem::RemoveReferenceFromListLocked(FileReference& reference) } RealVfsFile::RealVfsFile(RealVfsFilesystem& base_, std::unique_ptr<FileReference> reference_, - const std::string& path_, Mode perms_, std::optional<u64> size_) + const std::string& path_, OpenMode perms_, std::optional<u64> size_) : base(base_), reference(std::move(reference_)), path(path_), parent_path(FS::GetParentPath(path_)), path_components(FS::SplitPathComponentsCopy(path_)), size(size_), perms(perms_) {} @@ -298,11 +296,11 @@ VirtualDir RealVfsFile::GetContainingDirectory() const { } bool RealVfsFile::IsWritable() const { - return True(perms & Mode::Write); + return True(perms & OpenMode::Write); } bool RealVfsFile::IsReadable() const { - return True(perms & Mode::Read); + return True(perms & OpenMode::Read); } std::size_t RealVfsFile::Read(u8* data, std::size_t length, std::size_t offset) const { @@ -331,7 +329,7 @@ bool RealVfsFile::Rename(std::string_view name) { template <> std::vector<VirtualFile> RealVfsDirectory::IterateEntries<RealVfsFile, VfsFile>() const { - if (perms == Mode::Append) { + if (perms == OpenMode::AllowAppend) { return {}; } @@ -353,7 +351,7 @@ std::vector<VirtualFile> RealVfsDirectory::IterateEntries<RealVfsFile, VfsFile>( template <> std::vector<VirtualDir> RealVfsDirectory::IterateEntries<RealVfsDirectory, VfsDirectory>() const { - if (perms == Mode::Append) { + if (perms == OpenMode::AllowAppend) { return {}; } @@ -373,10 +371,11 @@ std::vector<VirtualDir> RealVfsDirectory::IterateEntries<RealVfsDirectory, VfsDi return out; } -RealVfsDirectory::RealVfsDirectory(RealVfsFilesystem& base_, const std::string& path_, Mode perms_) +RealVfsDirectory::RealVfsDirectory(RealVfsFilesystem& base_, const std::string& path_, + OpenMode perms_) : base(base_), path(FS::RemoveTrailingSlash(path_)), parent_path(FS::GetParentPath(path)), path_components(FS::SplitPathComponentsCopy(path)), perms(perms_) { - if (!FS::Exists(path) && True(perms & Mode::Write)) { + if (!FS::Exists(path) && True(perms & OpenMode::Write)) { void(FS::CreateDirs(path)); } } @@ -456,11 +455,11 @@ std::vector<VirtualDir> RealVfsDirectory::GetSubdirectories() const { } bool RealVfsDirectory::IsWritable() const { - return True(perms & Mode::Write); + return True(perms & OpenMode::Write); } bool RealVfsDirectory::IsReadable() const { - return True(perms & Mode::Read); + return True(perms & OpenMode::Read); } std::string RealVfsDirectory::GetName() const { @@ -507,7 +506,7 @@ std::string RealVfsDirectory::GetFullPath() const { } std::map<std::string, VfsEntryType, std::less<>> RealVfsDirectory::GetEntries() const { - if (perms == Mode::Append) { + if (perms == OpenMode::AllowAppend) { return {}; } diff --git a/src/core/file_sys/vfs_real.h b/src/core/file_sys/vfs/vfs_real.h index 26ea7df62..5c2172cce 100644 --- a/src/core/file_sys/vfs_real.h +++ b/src/core/file_sys/vfs/vfs_real.h @@ -8,8 +8,8 @@ #include <optional> #include <string_view> #include "common/intrusive_list.h" -#include "core/file_sys/mode.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/fs_filesystem.h" +#include "core/file_sys/vfs/vfs.h" namespace Common::FS { class IOFile; @@ -33,13 +33,14 @@ public: bool IsReadable() const override; bool IsWritable() const override; VfsEntryType GetEntryType(std::string_view path) const override; - VirtualFile OpenFile(std::string_view path, Mode perms = Mode::Read) override; - VirtualFile CreateFile(std::string_view path, Mode perms = Mode::ReadWrite) override; + VirtualFile OpenFile(std::string_view path, OpenMode perms = OpenMode::Read) override; + VirtualFile CreateFile(std::string_view path, OpenMode perms = OpenMode::ReadWrite) override; VirtualFile CopyFile(std::string_view old_path, std::string_view new_path) override; VirtualFile MoveFile(std::string_view old_path, std::string_view new_path) override; bool DeleteFile(std::string_view path) override; - VirtualDir OpenDirectory(std::string_view path, Mode perms = Mode::Read) override; - VirtualDir CreateDirectory(std::string_view path, Mode perms = Mode::ReadWrite) override; + VirtualDir OpenDirectory(std::string_view path, OpenMode perms = OpenMode::Read) override; + VirtualDir CreateDirectory(std::string_view path, + OpenMode perms = OpenMode::ReadWrite) override; VirtualDir CopyDirectory(std::string_view old_path, std::string_view new_path) override; VirtualDir MoveDirectory(std::string_view old_path, std::string_view new_path) override; bool DeleteDirectory(std::string_view path) override; @@ -54,14 +55,14 @@ private: private: friend class RealVfsFile; - std::unique_lock<std::mutex> RefreshReference(const std::string& path, Mode perms, + std::unique_lock<std::mutex> RefreshReference(const std::string& path, OpenMode perms, FileReference& reference); void DropReference(std::unique_ptr<FileReference>&& reference); private: friend class RealVfsDirectory; VirtualFile OpenFileFromEntry(std::string_view path, std::optional<u64> size, - Mode perms = Mode::Read); + OpenMode perms = OpenMode::Read); private: void EvictSingleReferenceLocked(); @@ -89,7 +90,8 @@ public: private: RealVfsFile(RealVfsFilesystem& base, std::unique_ptr<FileReference> reference, - const std::string& path, Mode perms = Mode::Read, std::optional<u64> size = {}); + const std::string& path, OpenMode perms = OpenMode::Read, + std::optional<u64> size = {}); RealVfsFilesystem& base; std::unique_ptr<FileReference> reference; @@ -97,7 +99,7 @@ private: std::string parent_path; std::vector<std::string> path_components; std::optional<u64> size; - Mode perms; + OpenMode perms; }; // An implementation of VfsDirectory that represents a directory on the user's computer. @@ -130,7 +132,8 @@ public: std::map<std::string, VfsEntryType, std::less<>> GetEntries() const override; private: - RealVfsDirectory(RealVfsFilesystem& base, const std::string& path, Mode perms = Mode::Read); + RealVfsDirectory(RealVfsFilesystem& base, const std::string& path, + OpenMode perms = OpenMode::Read); template <typename T, typename R> std::vector<std::shared_ptr<R>> IterateEntries() const; @@ -139,7 +142,7 @@ private: std::string path; std::string parent_path; std::vector<std::string> path_components; - Mode perms; + OpenMode perms; }; } // namespace FileSys diff --git a/src/core/file_sys/vfs_static.h b/src/core/file_sys/vfs/vfs_static.h index ca3f989ef..bb53560ac 100644 --- a/src/core/file_sys/vfs_static.h +++ b/src/core/file_sys/vfs/vfs_static.h @@ -7,7 +7,7 @@ #include <memory> #include <string_view> -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/vfs_types.h b/src/core/file_sys/vfs/vfs_types.h index 4a583ed64..4a583ed64 100644 --- a/src/core/file_sys/vfs_types.h +++ b/src/core/file_sys/vfs/vfs_types.h diff --git a/src/core/file_sys/vfs_vector.cpp b/src/core/file_sys/vfs/vfs_vector.cpp index 251d9d7c9..0d54461c8 100644 --- a/src/core/file_sys/vfs_vector.cpp +++ b/src/core/file_sys/vfs/vfs_vector.cpp @@ -3,7 +3,7 @@ #include <algorithm> #include <utility> -#include "core/file_sys/vfs_vector.h" +#include "core/file_sys/vfs/vfs_vector.h" namespace FileSys { VectorVfsFile::VectorVfsFile(std::vector<u8> initial_data, std::string name_, VirtualDir parent_) diff --git a/src/core/file_sys/vfs_vector.h b/src/core/file_sys/vfs/vfs_vector.h index bfedb6e42..587187dd2 100644 --- a/src/core/file_sys/vfs_vector.h +++ b/src/core/file_sys/vfs/vfs_vector.h @@ -8,7 +8,7 @@ #include <memory> #include <string> #include <vector> -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace FileSys { diff --git a/src/core/file_sys/xts_archive.cpp b/src/core/file_sys/xts_archive.cpp index ede0aa11a..6692211e1 100644 --- a/src/core/file_sys/xts_archive.cpp +++ b/src/core/file_sys/xts_archive.cpp @@ -17,7 +17,7 @@ #include "core/crypto/key_manager.h" #include "core/crypto/xts_encryption_layer.h" #include "core/file_sys/content_archive.h" -#include "core/file_sys/vfs_offset.h" +#include "core/file_sys/vfs/vfs_offset.h" #include "core/file_sys/xts_archive.h" #include "core/loader/loader.h" diff --git a/src/core/file_sys/xts_archive.h b/src/core/file_sys/xts_archive.h index abbe5f716..7589b7c38 100644 --- a/src/core/file_sys/xts_archive.h +++ b/src/core/file_sys/xts_archive.h @@ -8,7 +8,7 @@ #include "common/common_types.h" #include "common/swap.h" #include "core/crypto/key_manager.h" -#include "core/file_sys/vfs.h" +#include "core/file_sys/vfs/vfs.h" namespace Loader { enum class ResultStatus : u16; 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