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Diffstat (limited to '')
-rw-r--r-- | src/core/file_sys/vfs/vfs_vector.cpp | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/src/core/file_sys/vfs/vfs_vector.cpp b/src/core/file_sys/vfs/vfs_vector.cpp new file mode 100644 index 000000000..0d54461c8 --- /dev/null +++ b/src/core/file_sys/vfs/vfs_vector.cpp @@ -0,0 +1,133 @@ +// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#include <algorithm> +#include <utility> +#include "core/file_sys/vfs/vfs_vector.h" + +namespace FileSys { +VectorVfsFile::VectorVfsFile(std::vector<u8> initial_data, std::string name_, VirtualDir parent_) + : data(std::move(initial_data)), parent(std::move(parent_)), name(std::move(name_)) {} + +VectorVfsFile::~VectorVfsFile() = default; + +std::string VectorVfsFile::GetName() const { + return name; +} + +size_t VectorVfsFile::GetSize() const { + return data.size(); +} + +bool VectorVfsFile::Resize(size_t new_size) { + data.resize(new_size); + return true; +} + +VirtualDir VectorVfsFile::GetContainingDirectory() const { + return parent; +} + +bool VectorVfsFile::IsWritable() const { + return true; +} + +bool VectorVfsFile::IsReadable() const { + return true; +} + +std::size_t VectorVfsFile::Read(u8* data_, std::size_t length, std::size_t offset) const { + const auto read = std::min(length, data.size() - offset); + std::memcpy(data_, data.data() + offset, read); + return read; +} + +std::size_t VectorVfsFile::Write(const u8* data_, std::size_t length, std::size_t offset) { + if (offset + length > data.size()) + data.resize(offset + length); + const auto write = std::min(length, data.size() - offset); + std::memcpy(data.data() + offset, data_, write); + return write; +} + +bool VectorVfsFile::Rename(std::string_view name_) { + name = name_; + return true; +} + +void VectorVfsFile::Assign(std::vector<u8> new_data) { + data = std::move(new_data); +} + +VectorVfsDirectory::VectorVfsDirectory(std::vector<VirtualFile> files_, + std::vector<VirtualDir> dirs_, std::string name_, + VirtualDir parent_) + : files(std::move(files_)), dirs(std::move(dirs_)), parent(std::move(parent_)), + name(std::move(name_)) {} + +VectorVfsDirectory::~VectorVfsDirectory() = default; + +std::vector<VirtualFile> VectorVfsDirectory::GetFiles() const { + return files; +} + +std::vector<VirtualDir> VectorVfsDirectory::GetSubdirectories() const { + return dirs; +} + +bool VectorVfsDirectory::IsWritable() const { + return false; +} + +bool VectorVfsDirectory::IsReadable() const { + return true; +} + +std::string VectorVfsDirectory::GetName() const { + return name; +} + +VirtualDir VectorVfsDirectory::GetParentDirectory() const { + return parent; +} + +template <typename T> +static bool FindAndRemoveVectorElement(std::vector<T>& vec, std::string_view name) { + const auto iter = + std::find_if(vec.begin(), vec.end(), [name](const T& e) { return e->GetName() == name; }); + if (iter == vec.end()) + return false; + + vec.erase(iter); + return true; +} + +bool VectorVfsDirectory::DeleteSubdirectory(std::string_view subdir_name) { + return FindAndRemoveVectorElement(dirs, subdir_name); +} + +bool VectorVfsDirectory::DeleteFile(std::string_view file_name) { + return FindAndRemoveVectorElement(files, file_name); +} + +bool VectorVfsDirectory::Rename(std::string_view name_) { + name = name_; + return true; +} + +VirtualDir VectorVfsDirectory::CreateSubdirectory(std::string_view subdir_name) { + return nullptr; +} + +VirtualFile VectorVfsDirectory::CreateFile(std::string_view file_name) { + return nullptr; +} + +void VectorVfsDirectory::AddFile(VirtualFile file) { + files.push_back(std::move(file)); +} + +void VectorVfsDirectory::AddDirectory(VirtualDir dir) { + dirs.push_back(std::move(dir)); +} +} // namespace FileSys |