suyu/src/core/file_sys/vfs_vector.cpp
Morph 99ceb03a1c general: Convert source file copyright comments over to SPDX
This formats all copyright comments according to SPDX formatting guidelines.
Additionally, this resolves the remaining GPLv2 only licensed files by relicensing them to GPLv2.0-or-later.
2022-04-23 05:55:32 -04:00

133 lines
3.4 KiB
C++

// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <algorithm>
#include <utility>
#include "core/file_sys/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