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Merge pull request #4467 from lioncash/mode
file_sys/mode: Make use of DECLARE_ENUM_FLAG_OPERATORS with Mode
This commit is contained in:
commit
3697fc8d14
2 changed files with 21 additions and 18 deletions
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@ -4,6 +4,7 @@
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#pragma once
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#include "common/common_funcs.h"
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#include "common/common_types.h"
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namespace FileSys {
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@ -11,13 +12,11 @@ namespace FileSys {
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enum class Mode : u32 {
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Read = 1,
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Write = 2,
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ReadWrite = 3,
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ReadWrite = Read | Write,
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Append = 4,
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WriteAppend = 6,
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WriteAppend = Write | Append,
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};
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inline u32 operator&(Mode lhs, Mode rhs) {
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return static_cast<u32>(lhs) & static_cast<u32>(rhs);
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}
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DECLARE_ENUM_FLAG_OPERATORS(Mode)
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} // namespace FileSys
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@ -18,21 +18,23 @@ static std::string ModeFlagsToString(Mode mode) {
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std::string mode_str;
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// Calculate the correct open mode for the file.
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if (mode & Mode::Read && mode & Mode::Write) {
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if (mode & Mode::Append)
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if (True(mode & Mode::Read) && True(mode & Mode::Write)) {
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if (True(mode & Mode::Append)) {
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mode_str = "a+";
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else
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mode_str = "r+";
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} else {
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if (mode & Mode::Read)
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mode_str = "r+";
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}
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} else {
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if (True(mode & Mode::Read)) {
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mode_str = "r";
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else if (mode & Mode::Append)
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} else if (True(mode & Mode::Append)) {
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mode_str = "a";
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else if (mode & Mode::Write)
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} else if (True(mode & Mode::Write)) {
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mode_str = "w";
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else
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} else {
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UNREACHABLE_MSG("Invalid file open mode: {:02X}", static_cast<u8>(mode));
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}
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}
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mode_str += "b";
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@ -73,8 +75,9 @@ VirtualFile RealVfsFilesystem::OpenFile(std::string_view path_, Mode perms) {
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}
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}
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if (!FileUtil::Exists(path) && (perms & Mode::WriteAppend) != 0)
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if (!FileUtil::Exists(path) && True(perms & Mode::WriteAppend)) {
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FileUtil::CreateEmptyFile(path);
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}
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auto backing = std::make_shared<FileUtil::IOFile>(path, ModeFlagsToString(perms).c_str());
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cache[path] = backing;
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@ -247,11 +250,11 @@ std::shared_ptr<VfsDirectory> RealVfsFile::GetContainingDirectory() const {
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}
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bool RealVfsFile::IsWritable() const {
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return (perms & Mode::WriteAppend) != 0;
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return True(perms & Mode::WriteAppend);
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}
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bool RealVfsFile::IsReadable() const {
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return (perms & Mode::ReadWrite) != 0;
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return True(perms & Mode::ReadWrite);
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}
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std::size_t RealVfsFile::Read(u8* data, std::size_t length, std::size_t offset) const {
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@ -319,9 +322,10 @@ RealVfsDirectory::RealVfsDirectory(RealVfsFilesystem& base_, const std::string&
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path_components(FileUtil::SplitPathComponents(path)),
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parent_components(FileUtil::SliceVector(path_components, 0, path_components.size() - 1)),
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perms(perms_) {
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if (!FileUtil::Exists(path) && perms & Mode::WriteAppend)
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if (!FileUtil::Exists(path) && True(perms & Mode::WriteAppend)) {
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FileUtil::CreateDir(path);
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}
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}
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RealVfsDirectory::~RealVfsDirectory() = default;
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@ -371,11 +375,11 @@ std::vector<std::shared_ptr<VfsDirectory>> RealVfsDirectory::GetSubdirectories()
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}
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bool RealVfsDirectory::IsWritable() const {
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return (perms & Mode::WriteAppend) != 0;
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return True(perms & Mode::WriteAppend);
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}
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bool RealVfsDirectory::IsReadable() const {
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return (perms & Mode::ReadWrite) != 0;
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return True(perms & Mode::ReadWrite);
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}
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std::string RealVfsDirectory::GetName() const {
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