internal static DateTimeOffset GetCreationTime(string path)
{
string str = LongPath.NormalizePath(path);
new FileIOPermission(FileIOPermissionAccess.Read, new string[] { str }, false, false).Demand();
string str2 = Path.AddLongPathPrefix(str);
Win32Native.WIN32_FILE_ATTRIBUTE_DATA data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA();
int errorCode = File.FillAttributeInfo(str2, ref data, false, false);
if (errorCode != 0)
{
__Error.WinIOError(errorCode, str);
}
long fileTime = (data.ftCreationTimeHigh << 0x20) | data.ftCreationTimeLow;
DateTimeOffset offset = new DateTimeOffset(DateTime.FromFileTimeUtc(fileTime).ToLocalTime());
return offset.ToLocalTime();
}
internal static void Delete(string fullPath, string userPath, bool recursive)
{
string demandDir = GetDemandDir(fullPath, !recursive);
new FileIOPermission(FileIOPermissionAccess.Write, new string[] { demandDir }, false, false).Demand();
Win32Native.WIN32_FILE_ATTRIBUTE_DATA data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA();
int errorCode = File.FillAttributeInfo(fullPath, ref data, false, true);
switch (errorCode)
{
case 0:
goto Label_0047;
case 2:
errorCode = 3;
break;
}
__Error.WinIOError(errorCode, fullPath);
Label_0047:
if ((data.fileAttributes & 0x400) != 0)
{
recursive = false;
}
DeleteHelper(fullPath, userPath, recursive);
}
[System.Security.SecurityCritical] // auto-generated
internal static bool InternalExists(String path, out int lastError) {
Win32Native.WIN32_FILE_ATTRIBUTE_DATA data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA();
lastError = File.FillAttributeInfo(path, ref data, false, true);
return (lastError == 0) && (data.fileAttributes != -1)
&& ((data.fileAttributes & Win32Native.FILE_ATTRIBUTE_DIRECTORY) != 0);
}
[System.Security.SecurityCritical] // auto-generated
internal static void Delete(String fullPath, String userPath, bool recursive, bool checkHost)
{
String demandPath;
// If not recursive, do permission check only on this directory
// else check for the whole directory structure rooted below
demandPath = GetDemandDir(fullPath, !recursive);
#if FEATURE_CORECLR
if (checkHost)
{
FileSecurityState state = new FileSecurityState(FileSecurityStateAccess.Write, userPath, demandPath);
state.EnsureState();
}
#else
// Make sure we have write permission to this directory
new FileIOPermission(FileIOPermissionAccess.Write, new String[] { demandPath }, false, false ).Demand();
#endif
// Do not recursively delete through reparse points. Perhaps in a
// future version we will add a new flag to control this behavior,
// but for now we're much safer if we err on the conservative side.
// This applies to symbolic links and mount points.
Win32Native.WIN32_FILE_ATTRIBUTE_DATA data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA();
int dataInitialised = File.FillAttributeInfo(fullPath, ref data, false, true);
if (dataInitialised != 0) {
// Ensure we throw a DirectoryNotFoundException.
if (dataInitialised == Win32Native.ERROR_FILE_NOT_FOUND)
dataInitialised = Win32Native.ERROR_PATH_NOT_FOUND;
__Error.WinIOError(dataInitialised, fullPath);
}
if (((FileAttributes)data.fileAttributes & FileAttributes.ReparsePoint) != 0)
recursive = false;
DeleteHelper(fullPath, userPath, recursive, true);
}
internal void InitializeFrom(Win32Native.WIN32_FIND_DATA findData)
{
_data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA();
_data.PopulateFrom(findData);
_dataInitialised = 0;
}
// Determine whether path describes an existing directory
// on disk, avoiding security checks.
internal static bool InternalExists(String path) {
Win32Native.WIN32_FILE_ATTRIBUTE_DATA data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA();
int dataInitialised = File.FillAttributeInfo(path,ref data,false);
if (dataInitialised != 0)
return false;
return data.fileAttributes != -1 && (data.fileAttributes & Win32Native.FILE_ATTRIBUTE_DIRECTORY) != 0;
}
internal static long GetLength(string path)
{
string str = LongPath.NormalizePath(path);
new FileIOPermission(FileIOPermissionAccess.Read, new string[] { str }, false, false).Demand();
string str2 = Path.AddLongPathPrefix(str);
Win32Native.WIN32_FILE_ATTRIBUTE_DATA data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA();
int errorCode = File.FillAttributeInfo(str2, ref data, false, true);
if (errorCode != 0)
{
__Error.WinIOError(errorCode, path);
}
if ((data.fileAttributes & 0x10) != 0)
{
__Error.WinIOError(2, path);
}
return ((data.fileSizeHigh << 0x20) | (data.fileSizeLow & ((long) 0xffffffffL)));
}
internal static bool InternalExists(string path)
{
Win32Native.WIN32_FILE_ATTRIBUTE_DATA data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA();
return (((FillAttributeInfo(path, ref data, false, true) == 0) && (data.fileAttributes != -1)) && ((data.fileAttributes & 0x10) == 0));
}
public static DateTime GetLastWriteTimeUtc(string path)
{
string fullPathInternal = Path.GetFullPathInternal(path);
new FileIOPermission(FileIOPermissionAccess.Read, new string[] { fullPathInternal }, false, false).Demand();
Win32Native.WIN32_FILE_ATTRIBUTE_DATA data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA();
int errorCode = FillAttributeInfo(fullPathInternal, ref data, false, false);
if (errorCode != 0)
{
__Error.WinIOError(errorCode, fullPathInternal);
}
long fileTime = (data.ftLastWriteTimeHigh << 0x20) | data.ftLastWriteTimeLow;
return DateTime.FromFileTimeUtc(fileTime);
}
public static FileAttributes GetAttributes(string path)
{
string fullPathInternal = Path.GetFullPathInternal(path);
new FileIOPermission(FileIOPermissionAccess.Read, new string[] { fullPathInternal }, false, false).Demand();
Win32Native.WIN32_FILE_ATTRIBUTE_DATA data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA();
int errorCode = FillAttributeInfo(fullPathInternal, ref data, false, true);
if (errorCode != 0)
{
__Error.WinIOError(errorCode, fullPathInternal);
}
return (FileAttributes) data.fileAttributes;
}
// Called from DirectoryInfo as well. FullPath is fully qualified,
// while the user path is used for feedback in exceptions.
internal static void Delete(String fullPath, String userPath, bool recursive)
{
// Do not recursively delete through reparse points. Perhaps in a
// future version we will add a new flag to control this behavior,
// but for now we're much safer if we err on the conservative side.
// This applies to symbolic links and mount points.
Win32Native.WIN32_FILE_ATTRIBUTE_DATA data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA();
int dataInitialised = File.FillAttributeInfo(fullPath, ref data, false, true);
if (dataInitialised != 0) {
// Ensure we throw a DirectoryNotFoundException.
if (dataInitialised == Win32Native.ERROR_FILE_NOT_FOUND)
dataInitialised = Win32Native.ERROR_PATH_NOT_FOUND;
__Error.WinIOError(dataInitialised, fullPath);
}
if (((FileAttributes)data.fileAttributes & FileAttributes.ReparsePoint) != 0)
recursive = false;
DeleteHelper(fullPath, userPath, recursive, true);
}
