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refactor: cleanupFilesystem.cpp

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* remove now redundant reflink/clone code for windows
* remove unnessacery debug code that could slow things down

Signed-off-by: Rachel Powers <508861+Ryex@users.noreply.github.com>
This commit is contained in:
Rachel Powers 2023-02-13 16:48:58 -07:00
parent a0e03c41c0
commit 536da704fc
2 changed files with 117 additions and 265 deletions
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293
launcher/FileSystem.cpp
View File

@ -962,6 +962,37 @@ bool overrideFolder(QString overwritten_path, QString override_path)
return err.value() == 0; return err.value() == 0;
} }
QString getFilesystemTypeName(FilesystemType type) {
auto iter = s_filesystem_type_names.constFind(type);
if (iter != s_filesystem_type_names.constEnd()){
return iter.value();
}
return getFilesystemTypeName(FilesystemType::UNKNOWN);
}
FilesystemType getFilesystemTypeFuzzy(const QString& name)
{
auto iter = s_filesystem_type_names_inverse.constFind(name.toUpper());
if (iter != s_filesystem_type_names_inverse.constEnd()){
return iter.value();
}
return FilesystemType::UNKNOWN;
}
FilesystemType getFilesystemType(const QString& name)
{
for (auto fs_type_pair : s_filesystem_type_names_inverse.toStdMap()) {
auto fs_type_name = fs_type_pair.first;
auto fs_type = fs_type_pair.second;
if(name.toUpper().contains(fs_type_name.toUpper())) {
return fs_type;
}
}
return FilesystemType::UNKNOWN;
}
/** /**
* @brief path to the near ancestor that exsists * @brief path to the near ancestor that exsists
* *
@ -994,15 +1025,7 @@ FilesystemInfo statFS(const QString& path)
info.fsTypeName = QString::fromStdString(storage_info.fileSystemType().toStdString()); info.fsTypeName = QString::fromStdString(storage_info.fileSystemType().toStdString());
for (auto fs_type_pair : s_filesystem_type_names_inverse.toStdMap()) { info.fsType = getFilesystemTypeFuzzy(info.fsTypeName);
auto fs_type_name = fs_type_pair.first;
auto fs_type = fs_type_pair.second;
if(info.fsTypeName.toLower().contains(fs_type_name.toLower())) {
info.fsType = fs_type;
break;
}
}
info.blockSize = storage_info.blockSize(); info.blockSize = storage_info.blockSize();
info.bytesAvailable = storage_info.bytesAvailable(); info.bytesAvailable = storage_info.bytesAvailable();
@ -1081,7 +1104,7 @@ bool clone::operator()(const QString& offset, bool dryRun)
clone_file(src_path, dst_path, err); clone_file(src_path, dst_path, err);
} }
if (err) { if (err) {
qDebug() << "Failed to clone files:" << QString::fromStdString(err.message()); qDebug() << "Failed to clone files: error" << err.value() << "message" << QString::fromStdString(err.message());
qDebug() << "Source file:" << src_path; qDebug() << "Source file:" << src_path;
qDebug() << "Destination file:" << dst_path; qDebug() << "Destination file:" << dst_path;
} }
@ -1118,104 +1141,55 @@ bool clone_file(const QString& src, const QString& dst, std::error_code& ec)
auto src_path = StringUtils::toStdString(QDir::toNativeSeparators(QFileInfo(src).absoluteFilePath())); auto src_path = StringUtils::toStdString(QDir::toNativeSeparators(QFileInfo(src).absoluteFilePath()));
auto dst_path = StringUtils::toStdString(QDir::toNativeSeparators(QFileInfo(dst).absoluteFilePath())); auto dst_path = StringUtils::toStdString(QDir::toNativeSeparators(QFileInfo(dst).absoluteFilePath()));
#if defined(Q_OS_WIN)
FilesystemInfo srcinfo = statFS(src); FilesystemInfo srcinfo = statFS(src);
FilesystemInfo dstinfo = statFS(dst); FilesystemInfo dstinfo = statFS(dst);
if (((srcinfo.fsType == FilesystemType::BTRFS && dstinfo.fsType == FilesystemType::BTRFS) ||
(srcinfo.fsType == FilesystemType::REFS && dstinfo.fsType == FilesystemType::REFS)) &&
USE_IOCTL_CLONE) if ((srcinfo.rootPath != dstinfo.rootPath) || (srcinfo.fsType != dstinfo.fsType))
{ {
if (srcinfo.rootPath != dstinfo.rootPath) {
qWarning() << "clones must be to the same device! src and dst root paths do not match.";
ec = std::make_error_code(std::errc::not_supported); ec = std::make_error_code(std::errc::not_supported);
qWarning() << "reflink/clone must be to the same device and filesystem! src and dst root filesystems do not match.";
return false; return false;
} }
qDebug() << "ioctl clone" << src << "to" << dst; #if defined(Q_OS_WIN)
if (!ioctl_clone(src_path, dst_path, ec))
return false;
} else if (srcinfo.fsType == FilesystemType::BTRFS) { if (!win_ioctl_clone(src_path, dst_path, ec)) {
if (dstinfo.fsType != FilesystemType::BTRFS || (srcinfo.rootPath != dstinfo.rootPath)){ qDebug() << "failed win_ioctl_clone";
qWarning() << "winbtrfs clone must be to the same device! src and dst root paths do not match."; qWarning() << "clone/reflink not supported on windows outside of btrfs or ReFS!";
qWarning() << "check out https://github.com/maharmstone/btrfs for btrfs support!"; qWarning() << "check out https://github.com/maharmstone/btrfs for btrfs support!";
ec = std::make_error_code(std::errc::not_supported);
return false; return false;
} }
qDebug() << "clone/reflink of btrfs on windows! assuming winbtrfs is in use and calling shellbtrfs.dll,ReflinkCopyW";
if (!winbtrfs_clone(src_path, dst_path, ec))
return false;
// There is no return value from ReflinkCopyW so we must check if the file exsists ourselves
QFileInfo dstInfo(dst);
if (!dstInfo.exists() || !dstInfo.isFile() || dstInfo.isSymLink()) {
// shellbtrfs.dll,ReflinkCopyW is curently broken https://github.com/maharmstone/btrfs/issues/556
// lets try a little workaround
// find the misnamed file
qDebug() << dst << "is missing. ReflinkCopyW may still be broken, trying workaround.";
QString badDst = QDir(dstInfo.absolutePath()).path() + dstInfo.fileName();
qDebug() << "trying" << badDst;
QFileInfo badDstInfo(badDst);
if (badDstInfo.exists() && badDstInfo.isFile()) {
qDebug() << badDst << "exists! moving it to the correct location.";
if(!move(badDstInfo.absoluteFilePath(), dstInfo.absoluteFilePath())) {
qDebug() << "move from" << badDst << "to" << dst << "failed";
ec = std::make_error_code(std::errc::no_such_file_or_directory);
return false;
}
} else {
// oof, clone failure?
qDebug() << "clone/reflink on winbtrfs did not succeed: file" << dst << "does not appear to exist";
ec = std::make_error_code(std::errc::no_such_file_or_directory);
return false;
}
}
} else if (srcinfo.fsType == FilesystemType::REFS) {
if (dstinfo.fsType != FilesystemType::REFS || (srcinfo.rootPath != dstinfo.rootPath)){
qWarning() << "ReFS clone must be to the same device! src and dst root paths do not match.";
ec = std::make_error_code(std::errc::not_supported);
return false;
}
qDebug() << "clone/reflink of ReFS on windows!";
if (!refs_clone(src_path, dst_path, ec))
return false;
} else {
qWarning() << "clone/reflink not supported on windows outside of winbtrfs or ReFS!";
qWarning() << "check out https://github.com/maharmstone/btrfs for btrfs support!";
ec = std::make_error_code(std::errc::not_supported);
return false;
}
#elif defined(Q_OS_LINUX) #elif defined(Q_OS_LINUX)
if(!linux_ficlone(src_path, dst_path, ec)) if(!linux_ficlone(src_path, dst_path, ec)) {
qDebug() << "failed linux_ficlone:";
return false; return false;
}
#elif defined(Q_OS_MACOS) || defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD) #elif defined(Q_OS_MACOS) || defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD)
if(!macos_bsd_clonefile(src_path, dst_path, ec)) if(!macos_bsd_clonefile(src_path, dst_path, ec)) {
qDebug() << "failed macos_bsd_clonefile:";
return false; return false;
}
#else #else
qWarning() << "clone/reflink not supported! unknown OS"; qWarning() << "clone/reflink not supported! unknown OS";
ec = std::make_error_code(std::errc::not_supported); ec = std::make_error_code(std::errc::not_supported);
return false; return false;
#endif #endif
return true; return true;
} }
#if defined(Q_OS_WIN) #if defined(Q_OS_WIN)
typedef void (__stdcall *f_ReflinkCopyW)(HWND hwnd, HINSTANCE hinst, LPWSTR lpszCmdLine, int nCmdShow);
const long WinMaxChunkSize = 1L << 31; // 2GB
static long RoundUpToPowerOf2(long originalValue, long roundingMultiplePowerOf2) static long RoundUpToPowerOf2(long originalValue, long roundingMultiplePowerOf2)
{ {
@ -1223,171 +1197,15 @@ static long RoundUpToPowerOf2(long originalValue, long roundingMultiplePowerOf2)
return (originalValue + mask) & ~mask; return (originalValue + mask) & ~mask;
} }
bool winbtrfs_clone(const std::wstring& src_path, const std::wstring& dst_path, std::error_code& ec)
{
// https://github.com/maharmstone/btrfs
QString cmdLine = QString("\"%1\" \"%2\"").arg(src_path, dst_path);
std::wstring wstr = cmdLine.toStdWString(); // temp buffer to copy the data and avoid side effect of non const cast
LPWSTR cmdLineWin = (wchar_t*)wstr.c_str();
// https://github.com/maharmstone/btrfs/blob/9da54911dd6f3713a1c4c7be40338a3da126f4e6/src/shellext/contextmenu.cpp#L1609
HINSTANCE shellbtrfsDLL = LoadLibrary(L"shellbtrfs.dll");
if (shellbtrfsDLL == NULL) {
ec = std::make_error_code(std::errc::not_supported);
qWarning() << "cannot locate the shellbtrfs.dll file, reflink copy not supported";
return false;
}
f_ReflinkCopyW ReflinkCopyW = (f_ReflinkCopyW)GetProcAddress(shellbtrfsDLL, "ReflinkCopyW");
if (!ReflinkCopyW) {
ec = std::make_error_code(std::errc::not_supported);
qWarning() << "cannot locate the ReflinkCopyW function from shellbtrfs.dll, reflink copy not supported";
return false;
}
qDebug() << "Calling ReflinkCopyW from shellbtrfs.dll with:" << cmdLine;
ReflinkCopyW(0, 0, cmdLineWin, 1);
FreeLibrary(shellbtrfsDLL);
return true;
}
bool refs_clone(const std::wstring& src_path, const std::wstring& dst_path, std::error_code& ec)
{
#if defined(FSCTL_DUPLICATE_EXTENTS_TO_FILE)
//https://learn.microsoft.com/en-us/windows/win32/api/winioctl/ni-winioctl-fsctl_duplicate_extents_to_file
//https://github.com/microsoft/CopyOnWrite/blob/main/lib/Windows/WindowsCopyOnWriteFilesystem.cs#L94
QString qSourcePath = StringUtils::fromStdString(src_path);
QString sourceVolumePath = statFS(qSourcePath).rootPath;
std::wstring source_volume_path = StringUtils::toStdString(sourceVolumePath);
unsigned long sectorsPerCluster;
unsigned long bytesPerSector;
unsigned long numberOfFreeClusters;
unsigned long totalNumberOfClusters;
if(!GetDiskFreeSpace(source_volume_path.c_str(), &sectorsPerCluster, &bytesPerSector, &numberOfFreeClusters, &totalNumberOfClusters )){
ec = std::error_code(GetLastError(), std::system_category());
qDebug() << "Failed to get disk info for source volume" << sourceVolumePath;
return false;
}
long srcClusterSize = (long)(sectorsPerCluster * bytesPerSector);
HANDLE hSourceFile = CreateFile(src_path.c_str(), GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL);
if (hSourceFile == INVALID_HANDLE_VALUE)
{
ec = std::error_code(GetLastError(), std::system_category());
qDebug() << "Failed to open source file" << src_path.c_str();
return false;
}
HANDLE hDestFile = CreateFile(dst_path.c_str(), GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, 0, NULL);
if (hDestFile == INVALID_HANDLE_VALUE)
{
ec = std::error_code(GetLastError(), std::system_category());
CloseHandle(hSourceFile);
qDebug() << "Failed to open dest file" << dst_path.c_str();
return false;
}
DWORD bytesReturned = 0;
// Set the destination to be sparse while we clone.
// Important to avoid allocating zero-backed real storage when calling SetFileInformationByHandle()
// below which will just be released when cloning file extents.
if (!DeviceIoControl(hDestFile, FSCTL_SET_SPARSE, nullptr, 0, nullptr, 0, &bytesReturned, nullptr)) {
qDebug() << "Failed to set file sparseness for destination file" << dst_path.c_str();
ec = std::error_code(GetLastError(), std::system_category());
return false;
}
LARGE_INTEGER sourceFileLengthStruct;
if (!GetFileSizeEx(hSourceFile, &sourceFileLengthStruct)) {
ec = std::error_code(GetLastError(), std::system_category());
qDebug() << "Failed to get file info for source file" << src_path.c_str();
return false;
}
DWORD sourceFileLength = sourceFileLengthStruct.QuadPart;
// Set the destination on-disk size the same as the source.
FILE_END_OF_FILE_INFO fileSizeInfo{sourceFileLength};
if (!SetFileInformationByHandle(hDestFile, FILE_INFO_BY_HANDLE_CLASS::FileEndOfFileInfo,
&fileSizeInfo, sizeof(FILE_END_OF_FILE_INFO)))
{
ec = std::error_code(GetLastError(), std::system_category());
qDebug() << "Failed to set end of file on destination file" << dst_path.c_str();
return false;
}
DUPLICATE_EXTENTS_DATA duplicateExtentsData = DUPLICATE_EXTENTS_DATA{ hSourceFile };
long fileSizeRoundedUpToClusterBoundary = RoundUpToPowerOf2(sourceFileLength, srcClusterSize);
long sourceOffset = 0;
while(sourceOffset < sourceFileLength)
{
duplicateExtentsData.SourceFileOffset.QuadPart = sourceOffset;
duplicateExtentsData.TargetFileOffset.QuadPart = sourceOffset;
long thisChunkSize = std::min(fileSizeRoundedUpToClusterBoundary - sourceOffset, WinMaxChunkSize);
duplicateExtentsData.ByteCount.QuadPart = thisChunkSize;
DWORD numBytesReturned = 0;
bool ioctlResult = DeviceIoControl(
hDestFile,
FSCTL_DUPLICATE_EXTENTS_TO_FILE,
&duplicateExtentsData,
sizeof(DUPLICATE_EXTENTS_DATA),
nullptr,
0,
&numBytesReturned,
nullptr);
if (!ioctlResult)
{
DWORD err = GetLastError();
ec = std::error_code(err, std::system_category());
QString additionalMessage;
if (err == ERROR_BLOCK_TOO_MANY_REFERENCES)
{
static const int MaxClonesPerFile = 8175;
additionalMessage = QString(
" This is ERROR_BLOCK_TOO_MANY_REFERENCES and may mean you have surpassed the maximum "
"allowed %1 references for a single file. "
"See https://docs.microsoft.com/en-us/windows-server/storage/refs/block-cloning#functionality-restrictions-and-remarks"
).arg(MaxClonesPerFile);
}
qWarning() << "Failed copy-on-write cloning from source file" << src_path.c_str() << "to" << dst_path.c_str() << "." << additionalMessage;
return false;
}
sourceOffset += thisChunkSize;
}
CloseHandle(hDestFile);
CloseHandle(hSourceFile);
return true;
#else
ec = std::make_error_code(std::errc::not_supported);
qWarning() << "not built with refs support";
return false;
#endif
}
bool ioctl_clone(const std::wstring& src_path, const std::wstring& dst_path, std::error_code& ec) bool ioctl_clone(const std::wstring& src_path, const std::wstring& dst_path, std::error_code& ec)
{ {
/** /**
* This algorithm inspired from https://github.com/0xbadfca11/reflink * This algorithm inspired from https://github.com/0xbadfca11/reflink
* LICENSE MIT * LICENSE MIT
* *
* Additional references
* https://learn.microsoft.com/en-us/windows/win32/api/winioctl/ni-winioctl-fsctl_duplicate_extents_to_file
* https://github.com/microsoft/CopyOnWrite/blob/main/lib/Windows/WindowsCopyOnWriteFilesystem.cs#L94
*/ */
HANDLE hSourceFile = CreateFileW(src_path.c_str(), GENERIC_READ, FILE_SHARE_READ, nullptr, OPEN_EXISTING, 0, nullptr); HANDLE hSourceFile = CreateFileW(src_path.c_str(), GENERIC_READ, FILE_SHARE_READ, nullptr, OPEN_EXISTING, 0, nullptr);
@ -1495,11 +1313,6 @@ bool ioctl_clone(const std::wstring& src_path, const std::wstring& dst_path, std
dupExtent.SourceFileOffset.QuadPart = dupExtent.TargetFileOffset.QuadPart = offset; dupExtent.SourceFileOffset.QuadPart = dupExtent.TargetFileOffset.QuadPart = offset;
dupExtent.ByteCount.QuadPart = std::min(splitThreshold, remain); dupExtent.ByteCount.QuadPart = std::min(splitThreshold, remain);
_ASSERTE(dupExtent.SourceFileOffset.QuadPart % sourceFileIntegrity.ClusterSizeInBytes == 0);
_ASSERTE(dupExtent.ByteCount.QuadPart % sourceFileIntegrity.ClusterSizeInBytes == 0);
_ASSERTE(dupExtent.ByteCount.QuadPart <= UINT32_MAX);
_RPT3(_CRT_WARN, "Remain=%llx\nOffset=%llx\nLength=%llx\n\n", remain, dupExtent.SourceFileOffset.QuadPart, dupExtent.ByteCount.QuadPart);
if (!DeviceIoControl(hDestFile, FSCTL_DUPLICATE_EXTENTS_TO_FILE, &dupExtent, sizeof(dupExtent), nullptr, 0, &junk, nullptr)) if (!DeviceIoControl(hDestFile, FSCTL_DUPLICATE_EXTENTS_TO_FILE, &dupExtent, sizeof(dupExtent), nullptr, 0, &junk, nullptr))
{ {
DWORD err = GetLastError(); DWORD err = GetLastError();
@ -1559,6 +1372,7 @@ bool ioctl_clone(const std::wstring& src_path, const std::wstring& dst_path, std
} }
#elif defined(Q_OS_LINUX) #elif defined(Q_OS_LINUX)
bool linux_ficlone(const std::string& src_path, const std::string& dst_path, std::error_code& ec) bool linux_ficlone(const std::string& src_path, const std::string& dst_path, std::error_code& ec)
{ {
// https://man7.org/linux/man-pages/man2/ioctl_ficlone.2.html // https://man7.org/linux/man-pages/man2/ioctl_ficlone.2.html
@ -1599,6 +1413,7 @@ bool linux_ficlone(const std::string& src_path, const std::string& dst_path, std
} }
#elif defined(Q_OS_MACOS) || defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD) #elif defined(Q_OS_MACOS) || defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD)
bool macos_bsd_clonefile(const std::string& src_path, const std::string& dst_path, std::error_code& ec) bool macos_bsd_clonefile(const std::string& src_path, const std::string& dst_path, std::error_code& ec)
{ {
// clonefile(const char * src, const char * dst, int flags); // clonefile(const char * src, const char * dst, int flags);

65
launcher/FileSystem.h
View File

@ -361,12 +361,20 @@ enum class FilesystemType {
UNKNOWN UNKNOWN
}; };
/**
* @brief Ordered Mapping of enum types to reported filesystem names
* this maping is non exsaustive, it just attempts to capture the filesystems which could be reasonalbly be in use .
* all string values are in uppercase, use `QString.toUpper()` or equivalent during lookup.
*
* QMap is ordered
*
*/
static const QMap<FilesystemType, QString> s_filesystem_type_names = { static const QMap<FilesystemType, QString> s_filesystem_type_names = {
{FilesystemType::FAT, QString("FAT")}, {FilesystemType::FAT, QString("FAT")},
{FilesystemType::NTFS, QString("NTFS")}, {FilesystemType::NTFS, QString("NTFS")},
{FilesystemType::REFS, QString("REFS")}, {FilesystemType::REFS, QString("REFS")},
{FilesystemType::EXT, QString("EXT")}, {FilesystemType::EXT, QString("EXT")},
{FilesystemType::EXT_2_OLD, QString("EXT2_OLD")}, {FilesystemType::EXT_2_OLD, QString("EXT_2_OLD")},
{FilesystemType::EXT_2_3_4, QString("EXT2/3/4")}, {FilesystemType::EXT_2_3_4, QString("EXT2/3/4")},
{FilesystemType::XFS, QString("XFS")}, {FilesystemType::XFS, QString("XFS")},
{FilesystemType::BTRFS, QString("BTRFS")}, {FilesystemType::BTRFS, QString("BTRFS")},
@ -381,15 +389,27 @@ static const QMap<FilesystemType, QString> s_filesystem_type_names = {
{FilesystemType::UNKNOWN, QString("UNKNOWN")} {FilesystemType::UNKNOWN, QString("UNKNOWN")}
}; };
/**
* @brief Ordered Mapping of reported filesystem names to enum types
* this maping is non exsaustive, it just attempts to capture the many way these filesystems could be reported.
* all keys are in uppercase, use `QString.toUpper()` or equivalent during lookup.
*
* QMap is ordered
*
*/
static const QMap<QString, FilesystemType> s_filesystem_type_names_inverse = { static const QMap<QString, FilesystemType> s_filesystem_type_names_inverse = {
{QString("FAT"), FilesystemType::FAT}, {QString("FAT"), FilesystemType::FAT},
{QString("NTFS"), FilesystemType::NTFS}, {QString("NTFS"), FilesystemType::NTFS},
{QString("REFS"), FilesystemType::REFS}, {QString("REFS"), FilesystemType::REFS},
{QString("EXT2_OLD"), FilesystemType::EXT_2_OLD}, {QString("EXT2_OLD"), FilesystemType::EXT_2_OLD},
{QString("EXT_2_OLD"), FilesystemType::EXT_2_OLD},
{QString("EXT2"), FilesystemType::EXT_2_3_4}, {QString("EXT2"), FilesystemType::EXT_2_3_4},
{QString("EXT3"), FilesystemType::EXT_2_3_4}, {QString("EXT3"), FilesystemType::EXT_2_3_4},
{QString("EXT4"), FilesystemType::EXT_2_3_4}, {QString("EXT4"), FilesystemType::EXT_2_3_4},
{QString("EXT"), FilesystemType::EXT}, {QString("EXT2/3/4"), FilesystemType::EXT_2_3_4},
{QString("EXT_2_3_4"), FilesystemType::EXT_2_3_4},
{QString("EXT"), FilesystemType::EXT}, // must come after all other EXT variants to prevent greedy detection
{QString("XFS"), FilesystemType::XFS}, {QString("XFS"), FilesystemType::XFS},
{QString("BTRFS"), FilesystemType::BTRFS}, {QString("BTRFS"), FilesystemType::BTRFS},
{QString("NFS"), FilesystemType::NFS}, {QString("NFS"), FilesystemType::NFS},
@ -403,9 +423,32 @@ static const QMap<QString, FilesystemType> s_filesystem_type_names_inverse = {
{QString("UNKNOWN"), FilesystemType::UNKNOWN} {QString("UNKNOWN"), FilesystemType::UNKNOWN}
}; };
inline QString getFilesystemTypeName(FilesystemType type) { /**
return s_filesystem_type_names.constFind(type).value(); * @brief Get the string name of Filesystem enum object
} *
* @param type
* @return QString
*/
QString getFilesystemTypeName(FilesystemType type);
/**
* @brief Get the Filesystem enum object from a name
* Does a lookup of the type name and returns an exact match
*
* @param name
* @return FilesystemType
*/
FilesystemType getFilesystemType(const QString& name);
/**
* @brief Get the Filesystem enum object from a name
* Does a fuzzy lookup of the type name and returns an apropreate match
*
* @param name
* @return FilesystemType
*/
FilesystemType getFilesystemTypeFuzzy(const QString& name);
struct FilesystemInfo { struct FilesystemInfo {
FilesystemType fsType = FilesystemType::UNKNOWN; FilesystemType fsType = FilesystemType::UNKNOWN;
@ -430,9 +473,9 @@ QString NearestExistentAncestor(const QString& path);
*/ */
FilesystemInfo statFS(const QString& path); FilesystemInfo statFS(const QString& path);
static const QList<FilesystemType> s_clone_filesystems = { static const QList<FilesystemType> s_clone_filesystems = {
FilesystemType::BTRFS, FilesystemType::APFS, FilesystemType::ZFS, FilesystemType::XFS, FilesystemType::REFS FilesystemType::BTRFS, FilesystemType::APFS, FilesystemType::ZFS,
FilesystemType::XFS, FilesystemType::REFS
}; };
/** /**
@ -497,13 +540,7 @@ class clone : public QObject {
bool clone_file(const QString& src, const QString& dst, std::error_code& ec); bool clone_file(const QString& src, const QString& dst, std::error_code& ec);
#if defined(Q_OS_WIN) #if defined(Q_OS_WIN)
bool win_ioctl_clone(const std::wstring& src_path, const std::wstring& dst_path, std::error_code& ec);
bool winbtrfs_clone(const std::wstring& src_path, const std::wstring& dst_path, std::error_code& ec);
bool refs_clone(const std::wstring& src_path, const std::wstring& dst_path, std::error_code& ec);
bool ioctl_clone(const std::wstring& src_path, const std::wstring& dst_path, std::error_code& ec);
#define USE_IOCTL_CLONE true
#elif defined(Q_OS_LINUX) #elif defined(Q_OS_LINUX)
bool linux_ficlone(const std::string& src_path, const std::string& dst_path, std::error_code& ec); bool linux_ficlone(const std::string& src_path, const std::string& dst_path, std::error_code& ec);
#elif defined(Q_OS_MACOS) || defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD) #elif defined(Q_OS_MACOS) || defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD)