public static void Copy(string sourceFileName, string destFileName, bool bOverwrite = false)
{
if (!Win32FileSystem.CopyFileW(GetWin32LongPath(sourceFileName), GetWin32LongPath(destFileName), !bOverwrite))
{
ThrowWin32Exception();
}
}
public static void Move(string sourceFileName, string destFileName)
{
if (!Win32FileSystem.MoveFileW(GetWin32LongPath(sourceFileName), GetWin32LongPath(destFileName)))
{
ThrowWin32Exception();
}
}
public System.Drawing.Icon ExtractIconFromPath(string path)
{
Win32FileSystem.SHFILEINFO shinfo = new Win32FileSystem.SHFILEINFO();
Win32FileSystem.SHGetFileInfo(path, 0, ref shinfo,
(uint)System.Runtime.InteropServices.Marshal.SizeOf(shinfo),
SHGFI_ICON | SHGFI_LARGEICON);
return(System.Drawing.Icon.FromHandle(shinfo.hIcon));
}
public static DateTime GetLastWriteTime(string path)
{
long cTime = 0;
long aTime = 0;
long wTime = 0;
using (var handle = GetFileHandleWithWrite(path))
{
Win32FileSystem.GetFileTime(handle, ref cTime, ref aTime, ref wTime);
return(DateTime.FromFileTimeUtc(wTime));
}
}
private static SafeFileHandle CreateFileForWrite(string filename)
{
if (IsLongPath(filename))
{
filename = GetWin32LongPath(filename);
}
SafeFileHandle hfile = Win32FileSystem.CreateFile(filename, (int)Win32FileSystem.FILE_GENERIC_WRITE, Win32FileSystem.FILE_SHARE_NONE, IntPtr.Zero, Win32FileSystem.CREATE_ALWAYS, 0, IntPtr.Zero);
if (hfile.IsInvalid)
{
ThrowWin32Exception();
}
return(hfile);
}
internal static SafeFileHandle GetFileHandle(string filename)
{
if (IsLongPath(filename))
{
filename = GetWin32LongPath(filename);
}
SafeFileHandle hfile = Win32FileSystem.CreateFile(filename, (int)Win32FileSystem.FILE_GENERIC_READ, Win32FileSystem.FILE_SHARE_READ, IntPtr.Zero, Win32FileSystem.OPEN_EXISTING, 0, IntPtr.Zero);
if (hfile.IsInvalid)
{
ThrowWin32Exception();
}
return(hfile);
}
internal static SafeFileHandle GetFileHandleWithWrite(string filename)
{
if (IsLongPath(filename))
{
filename = GetWin32LongPath(filename);
}
// SafeFileHandle hfile = Win32FileSystem.CreateFile(filename, (int)(Win32FileSystem.FILE_GENERIC_READ | Win32FileSystem.FILE_GENERIC_WRITE | Win32FileSystem.FILE_WRITE_ATTRIBUTES), Win32FileSystem.FILE_SHARE_NONE, IntPtr.Zero, Win32FileSystem.OPEN_EXISTING, 0, IntPtr.Zero);
SafeFileHandle hfile = Win32FileSystem.CreateFile(filename, (int)(Win32FileSystem.FILE_GENERIC_READ), Win32FileSystem.FILE_SHARE_READ, IntPtr.Zero, Win32FileSystem.OPEN_EXISTING, 0, IntPtr.Zero);
if (hfile.IsInvalid)
{
ThrowWin32Exception();
}
return(hfile);
}
public static void Delete(string path)
{
if (!IsLongPath(path))
{
System.IO.File.Delete(path);
}
else
{
bool ok = Win32FileSystem.DeleteFileW(GetWin32LongPath(path));
if (!ok)
{
ThrowWin32Exception();
}
}
}
//public const int MAX_PATH = 245;//260;
public static void CreateDirectory(string path)
{
var paths = GetAllPathsFromPath(GetWin32LongPath(path));
foreach (var item in paths)
{
if (!Exists(item))
{
var ok = Win32FileSystem.CreateDirectory(item, null);// IntPtr.Zero);
if (!ok)
{
ThrowWin32Exception();
}
}
}
}
public static void SetAttributes(string path, System.IO.FileAttributes attributes)
{
var longFilename = GetWin32LongPath(path);
Win32FileSystem.SetFileAttributesW(longFilename, (int)attributes);
//if (path.Length < MAX_PATH)
//{
// System.IO.File.SetAttributes(path, attributes);
//}
//else
//{
// var longFilename = GetWin32LongPath(path);
// Win32FileSystem.SetFileAttributesW(longFilename, (int)attributes);
//}
}
public static void SetCreationTime(string path, DateTime creationTime)
{
long cTime = 0;
long aTime = 0;
long wTime = 0;
using (var handle = GetFileHandleWithWrite(path))
{
Win32FileSystem.GetFileTime(handle, ref cTime, ref aTime, ref wTime);
var fileTime = creationTime.ToFileTimeUtc();
if (!Win32FileSystem.SetFileTime(handle, ref fileTime, ref aTime, ref wTime))
{
ThrowWin32Exception();
}
}
}
public static bool Exists(string path)
{
var attr = Win32FileSystem.GetFileAttributesW(GetWin32LongPath(path));
return(attr != Win32FileSystem.INVALID_FILE_ATTRIBUTES && ((attr & Win32FileSystem.FILE_ATTRIBUTE_ARCHIVE) == Win32FileSystem.FILE_ATTRIBUTE_ARCHIVE));
//if (path.Length < MAX_PATH)
//{
// return System.IO.File.Exists(path);
//}
//else
//{
// var attr = Win32FileSystem.GetFileAttributesW(GetWin32LongPath(path));
// return (attr != Win32FileSystem.INVALID_FILE_ATTRIBUTES && ((attr & Win32FileSystem.FILE_ATTRIBUTE_ARCHIVE) == Win32FileSystem.FILE_ATTRIBUTE_ARCHIVE));
//}
}
private static void DeleteDirectoriesRecrusive(string[] directories)
{
foreach (string directory in directories)
{
var files = Win32LongPathDirectory.GetFiles(GetWin32LongPath(directory), null, System.IO.SearchOption.TopDirectoryOnly);
foreach (string file in files)
{
Win32LongPathFile.Delete(GetWin32LongPath(file));
}
directories = Win32LongPathDirectory.GetDirectories(directory, null, System.IO.SearchOption.TopDirectoryOnly);
DeleteDirectoriesRecrusive(directories);
bool ok = Win32FileSystem.RemoveDirectory(GetWin32LongPath(directory));
if (!ok)
{
ThrowWin32Exception();
}
}
}
public static List <string> GetFiles(string path, string searchPattern = "*", System.IO.SearchOption searchOption = System.IO.SearchOption.TopDirectoryOnly)
{
searchPattern = searchPattern ?? "*";
var files = new List <string>();
var dirs = new List <string> {
GetWin32LongPath(path)
};
if (searchOption == System.IO.SearchOption.AllDirectories)
{
//Add all the subpaths
dirs.AddRange(Win32LongPathDirectory.GetDirectories(path, null, System.IO.SearchOption.AllDirectories));
}
foreach (var dir in dirs)
{
Win32FileSystem.WIN32_FIND_DATA findData;
IntPtr findHandle = Win32FileSystem.FindFirstFile(System.IO.Path.Combine(GetWin32LongPath(dir), searchPattern), out findData);
try
{
if (findHandle != new IntPtr(-1))
{
do
{
if ((findData.dwFileAttributes & System.IO.FileAttributes.Directory) == 0)
{
string filename = System.IO.Path.Combine(dir, findData.cFileName);
files.Add(GetCleanPath(filename));
}
} while (Win32FileSystem.FindNextFile(findHandle, out findData));
Win32FileSystem.FindClose(findHandle);
}
}
catch (Exception)
{
Win32FileSystem.FindClose(findHandle);
throw;
}
}
return(files);
}
public static System.IO.FileStream GetFileStream(string filename, System.IO.FileAccess access = System.IO.FileAccess.Read)
{
var longFilename = GetWin32LongPath(filename);
SafeFileHandle hfile;
if (access == System.IO.FileAccess.Write)
{
hfile = Win32FileSystem.CreateFile(longFilename, (int)(Win32FileSystem.FILE_GENERIC_READ | Win32FileSystem.FILE_GENERIC_WRITE | Win32FileSystem.FILE_WRITE_ATTRIBUTES), Win32FileSystem.FILE_SHARE_NONE, IntPtr.Zero, Win32FileSystem.OPEN_EXISTING, 0, IntPtr.Zero);
}
else
{
hfile = Win32FileSystem.CreateFile(longFilename, (int)Win32FileSystem.FILE_GENERIC_READ, Win32FileSystem.FILE_SHARE_READ, IntPtr.Zero, Win32FileSystem.OPEN_EXISTING, 0, IntPtr.Zero);
}
if (hfile.IsInvalid)
{
ThrowWin32Exception();
}
return(new System.IO.FileStream(hfile, access));
}
public static void Delete(string path, bool recursive = false)
{
if (!recursive)
{
//handle read only
//Win32LongPathFile.SetAttributes(path, System.IO.FileAttributes.Normal);
if (!Win32FileSystem.RemoveDirectory(GetWin32LongPath(path)))
{
ThrowWin32Exception();
}
}
else
{
var longPath = new string[] { GetWin32LongPath(path) };
DeleteDirectoriesRecrusive(longPath);
}
//if (path.Length < MAX_PATH && !recursive)
//{
// //Handle read only
// // SetFileAttribute(directory, FileAttributes.Normal);
// System.IO.Directory.Delete(path, recursive);
//}
//else
//{
// if (!recursive)
// {
// //handle read only
// // SetFileAttribute(directory, FileAttributes.Normal);
// bool ok = Win32FileSystem.RemoveDirectory(GetWin32LongPath(path));
// if (!ok) ThrowWin32Exception();
// }
// else
// {
// DeleteDirectories(new string[] { GetWin32LongPath(path) });
// }
//}
}
private static void InternalGetDirectories(string path, string searchPattern, System.IO.SearchOption searchOption, ref List <string> dirs)
{
Win32FileSystem.WIN32_FIND_DATA findData;
IntPtr findHandle = Win32FileSystem.FindFirstFile(System.IO.Path.Combine(GetWin32LongPath(path), searchPattern), out findData);
try
{
if (findHandle != new IntPtr(-1))
{
do
{
if ((findData.dwFileAttributes & System.IO.FileAttributes.Directory) != 0)
{
if (findData.cFileName != "." && findData.cFileName != "..")
{
string subdirectory = System.IO.Path.Combine(path, findData.cFileName);
dirs.Add(GetCleanPath(subdirectory));
if (searchOption == System.IO.SearchOption.AllDirectories)
{
InternalGetDirectories(subdirectory, searchPattern, searchOption, ref dirs);
}
}
}
} while (Win32FileSystem.FindNextFile(findHandle, out findData));
Win32FileSystem.FindClose(findHandle);
}
else
{
//ThrowWin32Exception();
}
}
catch (Exception)
{
Win32FileSystem.FindClose(findHandle);
throw;
}
}
public static System.IO.FileAttributes GetAttributes(string path)
{
return((System.IO.FileAttributes)Win32FileSystem.GetFileAttributesW(GetWin32LongPath(path)));
}
public static bool Exists(string path)
{
var attr = Win32FileSystem.GetFileAttributesW(GetWin32LongPath(path));
return(attr != Win32FileSystem.INVALID_FILE_ATTRIBUTES && ((attr & Win32FileSystem.FILE_ATTRIBUTE_DIRECTORY) == Win32FileSystem.FILE_ATTRIBUTE_DIRECTORY));
}
