fs: Add FileSystemAccessor classes
This commit is contained in:
parent
c9ef2e26ca
commit
d5e4617ab5
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@ -59,8 +59,12 @@ add_library(core STATIC
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file_sys/fs_path.h
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file_sys/fs_path_utility.h
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file_sys/fs_string_util.h
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file_sys/fsa/fs_i_directory.h
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file_sys/fsa/fs_i_file.h
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file_sys/fsa/fs_i_filesystem.h
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file_sys/fsmitm_romfsbuild.cpp
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file_sys/fsmitm_romfsbuild.h
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file_sys/fssrv/fssrv_sf_path.h
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file_sys/fssystem/fs_i_storage.h
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file_sys/fssystem/fs_types.h
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file_sys/fssystem/fssystem_aes_ctr_counter_extended_storage.cpp
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@ -23,6 +23,8 @@ enum class OpenDirectoryMode : u64 {
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File = (1 << 1),
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All = (Directory | File),
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NotRequireFileSize = (1 << 31),
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};
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DECLARE_ENUM_FLAG_OPERATORS(OpenDirectoryMode)
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@ -10,7 +10,7 @@ namespace FileSys {
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constexpr size_t RequiredAlignment = alignof(u64);
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void* AllocateUnsafe(size_t size) {
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inline void* AllocateUnsafe(size_t size) {
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// Allocate
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void* const ptr = ::operator new(size, std::align_val_t{RequiredAlignment});
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@ -21,16 +21,16 @@ void* AllocateUnsafe(size_t size) {
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return ptr;
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}
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void DeallocateUnsafe(void* ptr, size_t size) {
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inline void DeallocateUnsafe(void* ptr, size_t size) {
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// Deallocate the pointer
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::operator delete(ptr, std::align_val_t{RequiredAlignment});
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}
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void* Allocate(size_t size) {
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inline void* Allocate(size_t size) {
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return AllocateUnsafe(size);
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}
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void Deallocate(void* ptr, size_t size) {
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inline void Deallocate(void* ptr, size_t size) {
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// If the pointer is non-null, deallocate it
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if (ptr != nullptr) {
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DeallocateUnsafe(ptr, size);
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@ -381,7 +381,7 @@ public:
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// Check that it's possible for us to remove a child
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auto* p = m_write_buffer.Get();
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s32 len = std::strlen(p);
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s32 len = static_cast<s32>(std::strlen(p));
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R_UNLESS(len != 1 || (p[0] != '/' && p[0] != '.'), ResultNotImplemented);
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// Handle a trailing separator
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@ -19,6 +19,11 @@ constexpr int Strlen(const T* str) {
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return length;
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}
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template <typename T>
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constexpr int Strnlen(const T* str, std::size_t count) {
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return Strnlen(str, static_cast<int>(count));
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}
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template <typename T>
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constexpr int Strnlen(const T* str, int count) {
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ASSERT(str != nullptr);
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@ -32,6 +37,11 @@ constexpr int Strnlen(const T* str, int count) {
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return length;
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}
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template <typename T>
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constexpr int Strncmp(const T* lhs, const T* rhs, std::size_t count) {
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return Strncmp(lhs, rhs, static_cast<int>(count));
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}
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template <typename T>
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constexpr int Strncmp(const T* lhs, const T* rhs, int count) {
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ASSERT(lhs != nullptr);
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@ -51,6 +61,11 @@ constexpr int Strncmp(const T* lhs, const T* rhs, int count) {
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return l - r;
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}
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template <typename T>
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static constexpr int Strlcpy(T* dst, const T* src, std::size_t count) {
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return Strlcpy<T>(dst, src, static_cast<int>(count));
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}
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template <typename T>
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static constexpr int Strlcpy(T* dst, const T* src, int count) {
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ASSERT(dst != nullptr);
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@ -0,0 +1,89 @@
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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include "common/common_types.h"
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#include "core/file_sys/errors.h"
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#include "core/file_sys/fs_directory.h"
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#include "core/file_sys/fs_file.h"
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#include "core/file_sys/fs_filesystem.h"
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#include "core/file_sys/savedata_factory.h"
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#include "core/file_sys/vfs/vfs.h"
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#include "core/hle/result.h"
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namespace FileSys::Fsa {
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class IDirectory {
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public:
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IDirectory(VirtualDir backend_, OpenDirectoryMode mode) : backend(std::move(backend_)) {
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// TODO(DarkLordZach): Verify that this is the correct behavior.
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// Build entry index now to save time later.
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if (True(mode & OpenDirectoryMode::Directory)) {
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BuildEntryIndex(entries, backend->GetSubdirectories(), DirectoryEntryType::Directory);
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}
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if (True(mode & OpenDirectoryMode::File)) {
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BuildEntryIndex(entries, backend->GetFiles(), DirectoryEntryType::File);
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}
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}
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virtual ~IDirectory() {}
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Result Read(s64* out_count, DirectoryEntry* out_entries, s64 max_entries) {
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R_UNLESS(out_count != nullptr, ResultNullptrArgument);
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if (max_entries == 0) {
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*out_count = 0;
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R_SUCCEED();
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}
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R_UNLESS(out_entries != nullptr, ResultNullptrArgument);
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R_UNLESS(max_entries > 0, ResultInvalidArgument);
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R_RETURN(this->DoRead(out_count, out_entries, max_entries));
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}
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Result GetEntryCount(s64* out) {
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R_UNLESS(out != nullptr, ResultNullptrArgument);
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R_RETURN(this->DoGetEntryCount(out));
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}
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private:
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virtual Result DoRead(s64* out_count, DirectoryEntry* out_entries, s64 max_entries) {
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const u64 actual_entries =
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std::min(static_cast<u64>(max_entries), entries.size() - next_entry_index);
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auto* begin = reinterpret_cast<u8*>(entries.data() + next_entry_index);
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next_entry_index += actual_entries;
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*out_count = actual_entries;
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out_entries = reinterpret_cast<DirectoryEntry*>(begin);
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R_SUCCEED();
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}
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virtual Result DoGetEntryCount(s64* out) {
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*out = entries.size() - next_entry_index;
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R_SUCCEED();
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}
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// TODO: Remove this when VFS is gone
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template <typename T>
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void BuildEntryIndex(std::vector<DirectoryEntry>& entries, const std::vector<T>& new_data,
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DirectoryEntryType type) {
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entries.reserve(entries.size() + new_data.size());
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for (const auto& new_entry : new_data) {
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auto name = new_entry->GetName();
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if (type == DirectoryEntryType::File && name == GetSaveDataSizeFileName()) {
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continue;
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}
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entries.emplace_back(name, static_cast<s8>(type),
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type == DirectoryEntryType::Directory ? 0 : new_entry->GetSize());
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}
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}
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VirtualDir backend;
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std::vector<DirectoryEntry> entries;
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u64 next_entry_index = 0;
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};
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} // namespace FileSys::Fsa
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@ -0,0 +1,167 @@
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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include "common/overflow.h"
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#include "core/file_sys/errors.h"
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#include "core/file_sys/fs_file.h"
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#include "core/file_sys/fs_filesystem.h"
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#include "core/file_sys/fs_operate_range.h"
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#include "core/file_sys/vfs/vfs.h"
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#include "core/file_sys/vfs/vfs_types.h"
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#include "core/hle/result.h"
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namespace FileSys::Fsa {
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class IFile {
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public:
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IFile(VirtualFile backend_) : backend(std::move(backend_)) {}
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virtual ~IFile() {}
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Result Read(size_t* out, s64 offset, void* buffer, size_t size, const ReadOption& option) {
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// Check that we have an output pointer
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R_UNLESS(out != nullptr, ResultNullptrArgument);
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// If we have nothing to read, just succeed
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if (size == 0) {
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*out = 0;
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R_SUCCEED();
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}
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// Check that the read is valid
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R_UNLESS(buffer != nullptr, ResultNullptrArgument);
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R_UNLESS(offset >= 0, ResultOutOfRange);
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R_UNLESS(Common::CanAddWithoutOverflow<s64>(offset, size), ResultOutOfRange);
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// Do the read
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R_RETURN(this->DoRead(out, offset, buffer, size, option));
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}
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Result Read(size_t* out, s64 offset, void* buffer, size_t size) {
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R_RETURN(this->Read(out, offset, buffer, size, ReadOption::None));
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}
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Result GetSize(s64* out) {
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R_UNLESS(out != nullptr, ResultNullptrArgument);
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R_RETURN(this->DoGetSize(out));
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}
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Result Flush() {
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R_RETURN(this->DoFlush());
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}
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Result Write(s64 offset, const void* buffer, size_t size, const WriteOption& option) {
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// Handle the zero-size case
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if (size == 0) {
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if (option.HasFlushFlag()) {
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R_TRY(this->Flush());
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}
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R_SUCCEED();
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}
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// Check the write is valid
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R_UNLESS(buffer != nullptr, ResultNullptrArgument);
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R_UNLESS(offset >= 0, ResultOutOfRange);
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R_UNLESS(Common::CanAddWithoutOverflow<s64>(offset, size), ResultOutOfRange);
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R_RETURN(this->DoWrite(offset, buffer, size, option));
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}
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Result SetSize(s64 size) {
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R_UNLESS(size >= 0, ResultOutOfRange);
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R_RETURN(this->DoSetSize(size));
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}
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Result OperateRange(void* dst, size_t dst_size, OperationId op_id, s64 offset, s64 size,
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const void* src, size_t src_size) {
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R_RETURN(this->DoOperateRange(dst, dst_size, op_id, offset, size, src, src_size));
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}
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Result OperateRange(OperationId op_id, s64 offset, s64 size) {
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R_RETURN(this->DoOperateRange(nullptr, 0, op_id, offset, size, nullptr, 0));
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}
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protected:
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Result DryRead(size_t* out, s64 offset, size_t size, const ReadOption& option,
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OpenMode open_mode) {
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// Check that we can read
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R_UNLESS(static_cast<u32>(open_mode & OpenMode::Read) != 0, ResultReadNotPermitted);
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// Get the file size, and validate our offset
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s64 file_size = 0;
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R_TRY(this->DoGetSize(std::addressof(file_size)));
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R_UNLESS(offset <= file_size, ResultOutOfRange);
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*out = static_cast<size_t>(std::min(file_size - offset, static_cast<s64>(size)));
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R_SUCCEED();
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}
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Result DrySetSize(s64 size, OpenMode open_mode) {
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// Check that we can write
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R_UNLESS(static_cast<u32>(open_mode & OpenMode::Write) != 0, ResultWriteNotPermitted);
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R_SUCCEED();
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}
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Result DryWrite(bool* out_append, s64 offset, size_t size, const WriteOption& option,
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OpenMode open_mode) {
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// Check that we can write
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R_UNLESS(static_cast<u32>(open_mode & OpenMode::Write) != 0, ResultWriteNotPermitted);
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// Get the file size
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s64 file_size = 0;
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R_TRY(this->DoGetSize(&file_size));
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// Determine if we need to append
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*out_append = false;
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if (file_size < offset + static_cast<s64>(size)) {
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R_UNLESS(static_cast<u32>(open_mode & OpenMode::AllowAppend) != 0,
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ResultFileExtensionWithoutOpenModeAllowAppend);
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*out_append = true;
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}
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R_SUCCEED();
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}
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private:
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Result DoRead(size_t* out, s64 offset, void* buffer, size_t size, const ReadOption& option) {
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std::vector<u8> output = backend->ReadBytes(size, offset);
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*out = output.size();
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buffer = output.data();
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R_SUCCEED();
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}
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Result DoGetSize(s64* out) {
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*out = backend->GetSize();
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R_SUCCEED();
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}
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Result DoFlush() {
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// Exists for SDK compatibiltity -- No need to flush file.
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R_SUCCEED();
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}
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Result DoWrite(s64 offset, const void* buffer, size_t size, const WriteOption& option) {
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const std::size_t written = backend->Write(static_cast<const u8*>(buffer), size, offset);
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ASSERT_MSG(written == size,
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"Could not write all bytes to file (requested={:016X}, actual={:016X}).", size,
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written);
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R_SUCCEED();
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}
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Result DoSetSize(s64 size) {
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backend->Resize(size);
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R_SUCCEED();
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}
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Result DoOperateRange(void* dst, size_t dst_size, OperationId op_id, s64 offset, s64 size,
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const void* src, size_t src_size) {
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R_THROW(ResultNotImplemented);
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}
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VirtualFile backend;
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};
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} // namespace FileSys::Fsa
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@ -0,0 +1,207 @@
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// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include "core/file_sys/errors.h"
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#include "core/file_sys/fs_filesystem.h"
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#include "core/file_sys/fs_path.h"
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#include "core/file_sys/vfs/vfs_types.h"
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#include "core/hle/result.h"
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#include "core/hle/service/filesystem/filesystem.h"
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namespace FileSys::Fsa {
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class IFile;
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class IDirectory;
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enum class QueryId {
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SetConcatenationFileAttribute = 0,
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UpdateMac = 1,
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IsSignedSystemPartitionOnSdCardValid = 2,
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QueryUnpreparedFileInformation = 3,
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};
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class IFileSystem {
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public:
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IFileSystem(VirtualDir backend_) : backend{std::move(backend_)} {}
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virtual ~IFileSystem() {}
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Result CreateFile(const Path& path, s64 size, CreateOption option) {
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R_UNLESS(size >= 0, ResultOutOfRange);
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R_RETURN(this->DoCreateFile(path, size, static_cast<int>(option)));
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}
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Result CreateFile(const Path& path, s64 size) {
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R_RETURN(this->CreateFile(path, size, CreateOption::None));
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}
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Result DeleteFile(const Path& path) {
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R_RETURN(this->DoDeleteFile(path));
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}
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Result CreateDirectory(const Path& path) {
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R_RETURN(this->DoCreateDirectory(path));
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}
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Result DeleteDirectory(const Path& path) {
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R_RETURN(this->DoDeleteDirectory(path));
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}
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Result DeleteDirectoryRecursively(const Path& path) {
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R_RETURN(this->DoDeleteDirectoryRecursively(path));
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}
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Result RenameFile(const Path& old_path, const Path& new_path) {
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R_RETURN(this->DoRenameFile(old_path, new_path));
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}
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Result RenameDirectory(const Path& old_path, const Path& new_path) {
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R_RETURN(this->DoRenameDirectory(old_path, new_path));
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}
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Result GetEntryType(DirectoryEntryType* out, const Path& path) {
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R_RETURN(this->DoGetEntryType(out, path));
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}
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Result OpenFile(VirtualFile* out_file, const Path& path, OpenMode mode) {
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R_UNLESS(out_file != nullptr, ResultNullptrArgument);
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R_UNLESS(static_cast<u32>(mode & OpenMode::ReadWrite) != 0, ResultInvalidOpenMode);
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R_UNLESS(static_cast<u32>(mode & ~OpenMode::All) == 0, ResultInvalidOpenMode);
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R_RETURN(this->DoOpenFile(out_file, path, mode));
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}
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Result OpenDirectory(VirtualDir* out_dir, const Path& path, OpenDirectoryMode mode) {
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R_UNLESS(out_dir != nullptr, ResultNullptrArgument);
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R_UNLESS(static_cast<u64>(mode & OpenDirectoryMode::All) != 0, ResultInvalidOpenMode);
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R_UNLESS(static_cast<u64>(
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mode & ~(OpenDirectoryMode::All | OpenDirectoryMode::NotRequireFileSize)) == 0,
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ResultInvalidOpenMode);
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R_RETURN(this->DoOpenDirectory(out_dir, path, mode));
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}
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Result Commit() {
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R_RETURN(this->DoCommit());
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}
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Result GetFreeSpaceSize(s64* out, const Path& path) {
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R_UNLESS(out != nullptr, ResultNullptrArgument);
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R_RETURN(this->DoGetFreeSpaceSize(out, path));
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}
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Result GetTotalSpaceSize(s64* out, const Path& path) {
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R_UNLESS(out != nullptr, ResultNullptrArgument);
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R_RETURN(this->DoGetTotalSpaceSize(out, path));
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}
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Result CleanDirectoryRecursively(const Path& path) {
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R_RETURN(this->DoCleanDirectoryRecursively(path));
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}
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Result GetFileTimeStampRaw(FileTimeStampRaw* out, const Path& path) {
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R_UNLESS(out != nullptr, ResultNullptrArgument);
|
||||
R_RETURN(this->DoGetFileTimeStampRaw(out, path));
|
||||
}
|
||||
|
||||
Result QueryEntry(char* dst, size_t dst_size, const char* src, size_t src_size, QueryId query,
|
||||
const Path& path) {
|
||||
R_RETURN(this->DoQueryEntry(dst, dst_size, src, src_size, query, path));
|
||||
}
|
||||
|
||||
// These aren't accessible as commands
|
||||
Result CommitProvisionally(s64 counter) {
|
||||
R_RETURN(this->DoCommitProvisionally(counter));
|
||||
}
|
||||
|
||||
Result Rollback() {
|
||||
R_RETURN(this->DoRollback());
|
||||
}
|
||||
|
||||
Result Flush() {
|
||||
R_RETURN(this->DoFlush());
|
||||
}
|
||||
|
||||
private:
|
||||
Result DoCreateFile(const Path& path, s64 size, int flags) {
|
||||
R_RETURN(backend.CreateFile(path.GetString(), size));
|
||||
}
|
||||
|
||||
Result DoDeleteFile(const Path& path) {
|
||||
R_RETURN(backend.DeleteFile(path.GetString()));
|
||||
}
|
||||
|
||||
Result DoCreateDirectory(const Path& path) {
|
||||
R_RETURN(backend.CreateDirectory(path.GetString()));
|
||||
}
|
||||
|
||||
Result DoDeleteDirectory(const Path& path) {
|
||||
R_RETURN(backend.DeleteDirectory(path.GetString()));
|
||||
}
|
||||
|
||||
Result DoDeleteDirectoryRecursively(const Path& path) {
|
||||
R_RETURN(backend.DeleteDirectoryRecursively(path.GetString()));
|
||||
}
|
||||
|
||||
Result DoRenameFile(const Path& old_path, const Path& new_path) {
|
||||
R_RETURN(backend.RenameFile(old_path.GetString(), new_path.GetString()));
|
||||
}
|
||||
|
||||
Result DoRenameDirectory(const Path& old_path, const Path& new_path) {
|
||||
R_RETURN(backend.RenameDirectory(old_path.GetString(), new_path.GetString()));
|
||||
}
|
||||
|
||||
Result DoGetEntryType(DirectoryEntryType* out, const Path& path) {
|
||||
R_RETURN(backend.GetEntryType(out, path.GetString()));
|
||||
}
|
||||
|
||||
Result DoOpenFile(VirtualFile* out_file, const Path& path, OpenMode mode) {
|
||||
R_RETURN(backend.OpenFile(out_file, path.GetString(), mode));
|
||||
}
|
||||
|
||||
Result DoOpenDirectory(VirtualDir* out_directory, const Path& path,
|
||||
OpenDirectoryMode mode) {
|
||||
R_RETURN(backend.OpenDirectory(out_directory, path.GetString()));
|
||||
}
|
||||
|
||||
Result DoCommit() {
|
||||
R_THROW(ResultNotImplemented);
|
||||
}
|
||||
|
||||
Result DoGetFreeSpaceSize(s64* out, const Path& path) {
|
||||
R_THROW(ResultNotImplemented);
|
||||
}
|
||||
|
||||
Result DoGetTotalSpaceSize(s64* out, const Path& path) {
|
||||
R_THROW(ResultNotImplemented);
|
||||
}
|
||||
|
||||
Result DoCleanDirectoryRecursively(const Path& path) {
|
||||
R_RETURN(backend.CleanDirectoryRecursively(path.GetString()));
|
||||
}
|
||||
|
||||
Result DoGetFileTimeStampRaw(FileTimeStampRaw* out, const Path& path) {
|
||||
R_RETURN(backend.GetFileTimeStampRaw(out, path.GetString()));
|
||||
}
|
||||
|
||||
Result DoQueryEntry(char* dst, size_t dst_size, const char* src, size_t src_size, QueryId query,
|
||||
const Path& path) {
|
||||
R_THROW(ResultNotImplemented);
|
||||
}
|
||||
|
||||
// These aren't accessible as commands
|
||||
Result DoCommitProvisionally(s64 counter) {
|
||||
R_THROW(ResultNotImplemented);
|
||||
}
|
||||
|
||||
Result DoRollback() {
|
||||
R_THROW(ResultNotImplemented);
|
||||
}
|
||||
|
||||
Result DoFlush() {
|
||||
R_THROW(ResultNotImplemented);
|
||||
}
|
||||
|
||||
Service::FileSystem::VfsDirectoryServiceWrapper backend;
|
||||
};
|
||||
|
||||
} // namespace FileSys::Fsa
|
|
@ -8,43 +8,15 @@
|
|||
|
||||
namespace Service::FileSystem {
|
||||
|
||||
template <typename T>
|
||||
static void BuildEntryIndex(std::vector<FileSys::DirectoryEntry>& entries,
|
||||
const std::vector<T>& new_data, FileSys::DirectoryEntryType type) {
|
||||
entries.reserve(entries.size() + new_data.size());
|
||||
|
||||
for (const auto& new_entry : new_data) {
|
||||
auto name = new_entry->GetName();
|
||||
|
||||
if (type == FileSys::DirectoryEntryType::File &&
|
||||
name == FileSys::GetSaveDataSizeFileName()) {
|
||||
continue;
|
||||
}
|
||||
|
||||
entries.emplace_back(name, static_cast<s8>(type),
|
||||
type == FileSys::DirectoryEntryType::Directory ? 0
|
||||
: new_entry->GetSize());
|
||||
}
|
||||
}
|
||||
|
||||
IDirectory::IDirectory(Core::System& system_, FileSys::VirtualDir backend_,
|
||||
IDirectory::IDirectory(Core::System& system_, FileSys::VirtualDir directory_,
|
||||
FileSys::OpenDirectoryMode mode)
|
||||
: ServiceFramework{system_, "IDirectory"}, backend(std::move(backend_)) {
|
||||
: ServiceFramework{system_, "IDirectory"},
|
||||
backend(std::make_unique<FileSys::Fsa::IDirectory>(directory_, mode)) {
|
||||
static const FunctionInfo functions[] = {
|
||||
{0, &IDirectory::Read, "Read"},
|
||||
{1, &IDirectory::GetEntryCount, "GetEntryCount"},
|
||||
};
|
||||
RegisterHandlers(functions);
|
||||
|
||||
// TODO(DarkLordZach): Verify that this is the correct behavior.
|
||||
// Build entry index now to save time later.
|
||||
if (True(mode & FileSys::OpenDirectoryMode::Directory)) {
|
||||
BuildEntryIndex(entries, backend->GetSubdirectories(),
|
||||
FileSys::DirectoryEntryType::Directory);
|
||||
}
|
||||
if (True(mode & FileSys::OpenDirectoryMode::File)) {
|
||||
BuildEntryIndex(entries, backend->GetFiles(), FileSys::DirectoryEntryType::File);
|
||||
}
|
||||
}
|
||||
|
||||
void IDirectory::Read(HLERequestContext& ctx) {
|
||||
|
@ -53,32 +25,26 @@ void IDirectory::Read(HLERequestContext& ctx) {
|
|||
// Calculate how many entries we can fit in the output buffer
|
||||
const u64 count_entries = ctx.GetWriteBufferNumElements<FileSys::DirectoryEntry>();
|
||||
|
||||
// Cap at total number of entries.
|
||||
const u64 actual_entries = std::min(count_entries, entries.size() - next_entry_index);
|
||||
|
||||
// Determine data start and end
|
||||
const auto* begin = reinterpret_cast<u8*>(entries.data() + next_entry_index);
|
||||
const auto* end = reinterpret_cast<u8*>(entries.data() + next_entry_index + actual_entries);
|
||||
const auto range_size = static_cast<std::size_t>(std::distance(begin, end));
|
||||
|
||||
next_entry_index += actual_entries;
|
||||
s64 out_count{};
|
||||
FileSys::DirectoryEntry* out_entries = nullptr;
|
||||
const auto result = backend->Read(&out_count, out_entries, count_entries);
|
||||
|
||||
// Write the data to memory
|
||||
ctx.WriteBuffer(begin, range_size);
|
||||
ctx.WriteBuffer(out_entries, out_count);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 4};
|
||||
rb.Push(ResultSuccess);
|
||||
rb.Push(actual_entries);
|
||||
rb.Push(result);
|
||||
rb.Push(out_count);
|
||||
}
|
||||
|
||||
void IDirectory::GetEntryCount(HLERequestContext& ctx) {
|
||||
LOG_DEBUG(Service_FS, "called");
|
||||
|
||||
u64 count = entries.size() - next_entry_index;
|
||||
s64 out_count{};
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 4};
|
||||
rb.Push(ResultSuccess);
|
||||
rb.Push(count);
|
||||
rb.Push(backend->GetEntryCount(&out_count));
|
||||
rb.Push(out_count);
|
||||
}
|
||||
|
||||
} // namespace Service::FileSystem
|
||||
|
|
|
@ -3,6 +3,7 @@
|
|||
|
||||
#pragma once
|
||||
|
||||
#include "core/file_sys/fsa/fs_i_directory.h"
|
||||
#include "core/file_sys/vfs/vfs.h"
|
||||
#include "core/hle/service/filesystem/filesystem.h"
|
||||
#include "core/hle/service/service.h"
|
||||
|
@ -15,13 +16,11 @@ namespace Service::FileSystem {
|
|||
|
||||
class IDirectory final : public ServiceFramework<IDirectory> {
|
||||
public:
|
||||
explicit IDirectory(Core::System& system_, FileSys::VirtualDir backend_,
|
||||
explicit IDirectory(Core::System& system_, FileSys::VirtualDir directory_,
|
||||
FileSys::OpenDirectoryMode mode);
|
||||
|
||||
private:
|
||||
FileSys::VirtualDir backend;
|
||||
std::vector<FileSys::DirectoryEntry> entries;
|
||||
u64 next_entry_index = 0;
|
||||
std::unique_ptr<FileSys::Fsa::IDirectory> backend;
|
||||
|
||||
void Read(HLERequestContext& ctx);
|
||||
void GetEntryCount(HLERequestContext& ctx);
|
||||
|
|
|
@ -7,8 +7,8 @@
|
|||
|
||||
namespace Service::FileSystem {
|
||||
|
||||
IFile::IFile(Core::System& system_, FileSys::VirtualFile backend_)
|
||||
: ServiceFramework{system_, "IFile"}, backend(std::move(backend_)) {
|
||||
IFile::IFile(Core::System& system_, FileSys::VirtualFile file_)
|
||||
: ServiceFramework{system_, "IFile"}, backend{std::make_unique<FileSys::Fsa::IFile>(file_)} {
|
||||
static const FunctionInfo functions[] = {
|
||||
{0, &IFile::Read, "Read"},
|
||||
{1, &IFile::Write, "Write"},
|
||||
|
@ -29,79 +29,40 @@ void IFile::Read(HLERequestContext& ctx) {
|
|||
|
||||
LOG_DEBUG(Service_FS, "called, option={}, offset=0x{:X}, length={}", option, offset, length);
|
||||
|
||||
// Error checking
|
||||
if (length < 0) {
|
||||
LOG_ERROR(Service_FS, "Length is less than 0, length={}", length);
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(FileSys::ResultInvalidSize);
|
||||
return;
|
||||
}
|
||||
if (offset < 0) {
|
||||
LOG_ERROR(Service_FS, "Offset is less than 0, offset={}", offset);
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(FileSys::ResultInvalidOffset);
|
||||
return;
|
||||
}
|
||||
|
||||
// Read the data from the Storage backend
|
||||
std::vector<u8> output = backend->ReadBytes(length, offset);
|
||||
std::vector<u8> output(length);
|
||||
std::size_t bytes_read;
|
||||
const auto result = backend->Read(&bytes_read, offset, output.data(), length);
|
||||
|
||||
// Write the data to memory
|
||||
ctx.WriteBuffer(output);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 4};
|
||||
rb.Push(ResultSuccess);
|
||||
rb.Push(static_cast<u64>(output.size()));
|
||||
rb.Push(result);
|
||||
rb.Push(static_cast<u64>(bytes_read));
|
||||
}
|
||||
|
||||
void IFile::Write(HLERequestContext& ctx) {
|
||||
IPC::RequestParser rp{ctx};
|
||||
const u64 option = rp.Pop<u64>();
|
||||
const auto option = rp.PopRaw<FileSys::WriteOption>();
|
||||
[[maybe_unused]] const u32 unused = rp.Pop<u32>();
|
||||
const s64 offset = rp.Pop<s64>();
|
||||
const s64 length = rp.Pop<s64>();
|
||||
|
||||
LOG_DEBUG(Service_FS, "called, option={}, offset=0x{:X}, length={}", option, offset, length);
|
||||
|
||||
// Error checking
|
||||
if (length < 0) {
|
||||
LOG_ERROR(Service_FS, "Length is less than 0, length={}", length);
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(FileSys::ResultInvalidSize);
|
||||
return;
|
||||
}
|
||||
if (offset < 0) {
|
||||
LOG_ERROR(Service_FS, "Offset is less than 0, offset={}", offset);
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(FileSys::ResultInvalidOffset);
|
||||
return;
|
||||
}
|
||||
LOG_DEBUG(Service_FS, "called, option={}, offset=0x{:X}, length={}", option.value, offset,
|
||||
length);
|
||||
|
||||
const auto data = ctx.ReadBuffer();
|
||||
|
||||
ASSERT_MSG(static_cast<s64>(data.size()) <= length,
|
||||
"Attempting to write more data than requested (requested={:016X}, actual={:016X}).",
|
||||
length, data.size());
|
||||
|
||||
// Write the data to the Storage backend
|
||||
const auto write_size =
|
||||
static_cast<std::size_t>(std::distance(data.begin(), data.begin() + length));
|
||||
const std::size_t written = backend->Write(data.data(), write_size, offset);
|
||||
|
||||
ASSERT_MSG(static_cast<s64>(written) == length,
|
||||
"Could not write all bytes to file (requested={:016X}, actual={:016X}).", length,
|
||||
written);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(ResultSuccess);
|
||||
rb.Push(backend->Write(offset, data.data(), length, option));
|
||||
}
|
||||
|
||||
void IFile::Flush(HLERequestContext& ctx) {
|
||||
LOG_DEBUG(Service_FS, "called");
|
||||
|
||||
// Exists for SDK compatibiltity -- No need to flush file.
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(ResultSuccess);
|
||||
rb.Push(backend->Flush());
|
||||
}
|
||||
|
||||
void IFile::SetSize(HLERequestContext& ctx) {
|
||||
|
@ -109,18 +70,17 @@ void IFile::SetSize(HLERequestContext& ctx) {
|
|||
const u64 size = rp.Pop<u64>();
|
||||
LOG_DEBUG(Service_FS, "called, size={}", size);
|
||||
|
||||
backend->Resize(size);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(ResultSuccess);
|
||||
rb.Push(backend->SetSize(size));
|
||||
}
|
||||
|
||||
void IFile::GetSize(HLERequestContext& ctx) {
|
||||
const u64 size = backend->GetSize();
|
||||
s64 size;
|
||||
const auto result = backend->GetSize(&size);
|
||||
LOG_DEBUG(Service_FS, "called, size={}", size);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 4};
|
||||
rb.Push(ResultSuccess);
|
||||
rb.Push(result);
|
||||
rb.Push<u64>(size);
|
||||
}
|
||||
|
||||
|
|
|
@ -3,6 +3,7 @@
|
|||
|
||||
#pragma once
|
||||
|
||||
#include "core/file_sys/fsa/fs_i_file.h"
|
||||
#include "core/hle/service/filesystem/filesystem.h"
|
||||
#include "core/hle/service/service.h"
|
||||
|
||||
|
@ -10,10 +11,10 @@ namespace Service::FileSystem {
|
|||
|
||||
class IFile final : public ServiceFramework<IFile> {
|
||||
public:
|
||||
explicit IFile(Core::System& system_, FileSys::VirtualFile backend_);
|
||||
explicit IFile(Core::System& system_, FileSys::VirtualFile file_);
|
||||
|
||||
private:
|
||||
FileSys::VirtualFile backend;
|
||||
std::unique_ptr<FileSys::Fsa::IFile> backend;
|
||||
|
||||
void Read(HLERequestContext& ctx);
|
||||
void Write(HLERequestContext& ctx);
|
||||
|
|
|
@ -9,9 +9,9 @@
|
|||
|
||||
namespace Service::FileSystem {
|
||||
|
||||
IFileSystem::IFileSystem(Core::System& system_, FileSys::VirtualDir backend_, SizeGetter size_)
|
||||
: ServiceFramework{system_, "IFileSystem"}, backend{std::move(backend_)}, size{std::move(
|
||||
size_)} {
|
||||
IFileSystem::IFileSystem(Core::System& system_, FileSys::VirtualDir dir_, SizeGetter size_)
|
||||
: ServiceFramework{system_, "IFileSystem"},
|
||||
backend{std::make_unique<FileSys::Fsa::IFileSystem>(dir_)}, size{std::move(size_)} {
|
||||
static const FunctionInfo functions[] = {
|
||||
{0, &IFileSystem::CreateFile, "CreateFile"},
|
||||
{1, &IFileSystem::DeleteFile, "DeleteFile"},
|
||||
|
@ -39,6 +39,7 @@ void IFileSystem::CreateFile(HLERequestContext& ctx) {
|
|||
|
||||
const auto file_buffer = ctx.ReadBuffer();
|
||||
const std::string name = Common::StringFromBuffer(file_buffer);
|
||||
const auto path = FileSys::Path(name.c_str());
|
||||
|
||||
const u64 file_mode = rp.Pop<u64>();
|
||||
const u32 file_size = rp.Pop<u32>();
|
||||
|
@ -47,67 +48,75 @@ void IFileSystem::CreateFile(HLERequestContext& ctx) {
|
|||
file_size);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(backend.CreateFile(name, file_size));
|
||||
rb.Push(backend->CreateFile(path, file_size));
|
||||
}
|
||||
|
||||
void IFileSystem::DeleteFile(HLERequestContext& ctx) {
|
||||
const auto file_buffer = ctx.ReadBuffer();
|
||||
const std::string name = Common::StringFromBuffer(file_buffer);
|
||||
const auto path = FileSys::Path(name.c_str());
|
||||
|
||||
LOG_DEBUG(Service_FS, "called. file={}", name);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(backend.DeleteFile(name));
|
||||
rb.Push(backend->DeleteFile(path));
|
||||
}
|
||||
|
||||
void IFileSystem::CreateDirectory(HLERequestContext& ctx) {
|
||||
const auto file_buffer = ctx.ReadBuffer();
|
||||
const std::string name = Common::StringFromBuffer(file_buffer);
|
||||
const auto path = FileSys::Path(name.c_str());
|
||||
|
||||
LOG_DEBUG(Service_FS, "called. directory={}", name);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(backend.CreateDirectory(name));
|
||||
rb.Push(backend->CreateDirectory(path));
|
||||
}
|
||||
|
||||
void IFileSystem::DeleteDirectory(HLERequestContext& ctx) {
|
||||
const auto file_buffer = ctx.ReadBuffer();
|
||||
const std::string name = Common::StringFromBuffer(file_buffer);
|
||||
const auto path = FileSys::Path(name.c_str());
|
||||
|
||||
LOG_DEBUG(Service_FS, "called. directory={}", name);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(backend.DeleteDirectory(name));
|
||||
rb.Push(backend->DeleteDirectory(path));
|
||||
}
|
||||
|
||||
void IFileSystem::DeleteDirectoryRecursively(HLERequestContext& ctx) {
|
||||
const auto file_buffer = ctx.ReadBuffer();
|
||||
const std::string name = Common::StringFromBuffer(file_buffer);
|
||||
const auto path = FileSys::Path(name.c_str());
|
||||
|
||||
LOG_DEBUG(Service_FS, "called. directory={}", name);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(backend.DeleteDirectoryRecursively(name));
|
||||
rb.Push(backend->DeleteDirectoryRecursively(path));
|
||||
}
|
||||
|
||||
void IFileSystem::CleanDirectoryRecursively(HLERequestContext& ctx) {
|
||||
const auto file_buffer = ctx.ReadBuffer();
|
||||
const std::string name = Common::StringFromBuffer(file_buffer);
|
||||
const auto path = FileSys::Path(name.c_str());
|
||||
|
||||
LOG_DEBUG(Service_FS, "called. Directory: {}", name);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(backend.CleanDirectoryRecursively(name));
|
||||
rb.Push(backend->CleanDirectoryRecursively(path));
|
||||
}
|
||||
|
||||
void IFileSystem::RenameFile(HLERequestContext& ctx) {
|
||||
const std::string src_name = Common::StringFromBuffer(ctx.ReadBuffer(0));
|
||||
const std::string dst_name = Common::StringFromBuffer(ctx.ReadBuffer(1));
|
||||
|
||||
const auto src_path = FileSys::Path(src_name.c_str());
|
||||
const auto dst_path = FileSys::Path(dst_name.c_str());
|
||||
|
||||
LOG_DEBUG(Service_FS, "called. file '{}' to file '{}'", src_name, dst_name);
|
||||
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(backend.RenameFile(src_name, dst_name));
|
||||
rb.Push(backend->RenameFile(src_path, dst_path));
|
||||
}
|
||||
|
||||
void IFileSystem::OpenFile(HLERequestContext& ctx) {
|
||||
|
@ -115,13 +124,14 @@ void IFileSystem::OpenFile(HLERequestContext& ctx) {
|
|||
|
||||
const auto file_buffer = ctx.ReadBuffer();
|
||||
const std::string name = Common::StringFromBuffer(file_buffer);
|
||||
const auto path = FileSys::Path(name.c_str());
|
||||
|
||||
const auto mode = static_cast<FileSys::OpenMode>(rp.Pop<u32>());
|
||||
|
||||
LOG_DEBUG(Service_FS, "called. file={}, mode={}", name, mode);
|
||||
|
||||
FileSys::VirtualFile vfs_file{};
|
||||
auto result = backend.OpenFile(&vfs_file, name, mode);
|
||||
auto result = backend->OpenFile(&vfs_file, path, mode);
|
||||
if (result != ResultSuccess) {
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(result);
|
||||
|
@ -140,12 +150,13 @@ void IFileSystem::OpenDirectory(HLERequestContext& ctx) {
|
|||
|
||||
const auto file_buffer = ctx.ReadBuffer();
|
||||
const std::string name = Common::StringFromBuffer(file_buffer);
|
||||
const auto path = FileSys::Path(name.c_str());
|
||||
const auto mode = rp.PopRaw<FileSys::OpenDirectoryMode>();
|
||||
|
||||
LOG_DEBUG(Service_FS, "called. directory={}, mode={}", name, mode);
|
||||
|
||||
FileSys::VirtualDir vfs_dir{};
|
||||
auto result = backend.OpenDirectory(&vfs_dir, name);
|
||||
auto result = backend->OpenDirectory(&vfs_dir, path, mode);
|
||||
if (result != ResultSuccess) {
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(result);
|
||||
|
@ -162,11 +173,12 @@ void IFileSystem::OpenDirectory(HLERequestContext& ctx) {
|
|||
void IFileSystem::GetEntryType(HLERequestContext& ctx) {
|
||||
const auto file_buffer = ctx.ReadBuffer();
|
||||
const std::string name = Common::StringFromBuffer(file_buffer);
|
||||
const auto path = FileSys::Path(name.c_str());
|
||||
|
||||
LOG_DEBUG(Service_FS, "called. file={}", name);
|
||||
|
||||
FileSys::DirectoryEntryType vfs_entry_type{};
|
||||
auto result = backend.GetEntryType(&vfs_entry_type, name);
|
||||
auto result = backend->GetEntryType(&vfs_entry_type, path);
|
||||
if (result != ResultSuccess) {
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(result);
|
||||
|
@ -204,11 +216,12 @@ void IFileSystem::GetTotalSpaceSize(HLERequestContext& ctx) {
|
|||
void IFileSystem::GetFileTimeStampRaw(HLERequestContext& ctx) {
|
||||
const auto file_buffer = ctx.ReadBuffer();
|
||||
const std::string name = Common::StringFromBuffer(file_buffer);
|
||||
const auto path = FileSys::Path(name.c_str());
|
||||
|
||||
LOG_WARNING(Service_FS, "(Partial Implementation) called. file={}", name);
|
||||
|
||||
FileSys::FileTimeStampRaw vfs_timestamp{};
|
||||
auto result = backend.GetFileTimeStampRaw(&vfs_timestamp, name);
|
||||
auto result = backend->GetFileTimeStampRaw(&vfs_timestamp, path);
|
||||
if (result != ResultSuccess) {
|
||||
IPC::ResponseBuilder rb{ctx, 2};
|
||||
rb.Push(result);
|
||||
|
|
|
@ -3,6 +3,7 @@
|
|||
|
||||
#pragma once
|
||||
|
||||
#include "core/file_sys/fsa/fs_i_filesystem.h"
|
||||
#include "core/file_sys/vfs/vfs.h"
|
||||
#include "core/hle/service/filesystem/filesystem.h"
|
||||
#include "core/hle/service/filesystem/fsp/fsp_util.h"
|
||||
|
@ -12,7 +13,7 @@ namespace Service::FileSystem {
|
|||
|
||||
class IFileSystem final : public ServiceFramework<IFileSystem> {
|
||||
public:
|
||||
explicit IFileSystem(Core::System& system_, FileSys::VirtualDir backend_, SizeGetter size_);
|
||||
explicit IFileSystem(Core::System& system_, FileSys::VirtualDir dir_, SizeGetter size_);
|
||||
|
||||
void CreateFile(HLERequestContext& ctx);
|
||||
void DeleteFile(HLERequestContext& ctx);
|
||||
|
@ -31,7 +32,7 @@ public:
|
|||
void GetFileSystemAttribute(HLERequestContext& ctx);
|
||||
|
||||
private:
|
||||
VfsDirectoryServiceWrapper backend;
|
||||
std::unique_ptr<FileSys::Fsa::IFileSystem> backend;
|
||||
SizeGetter size;
|
||||
};
|
||||
|
||||
|
|
Reference in New Issue