public static extern bool GetVolumeInformation(string rootPathName
, StringBuilder volumeNameBuffer
, uint volumeNameSize
, out uint volumeSerialNumber
, out uint maximumComponentLength
, out FileSystemFlags fileSystemFlags
, StringBuilder fileSystemNameBuffer
, uint fileSystemNameSize);
public static extern bool GetVolumeInformation(
[In] string lpRootPathName,
[Out] StringBuilder lpVolumeNameBuffer,
[In] uint nVolumeNameSize,
[In, Out] ref uint lpVolumeSerialNumber,
[In, Out] ref uint lpMaximumComponentLength,
[In, Out][MarshalAs(UnmanagedType.U4)] ref FileSystemFlags lpFileSystemFlags,
[Out] StringBuilder lpFileSystemNameBuffer,
[In] uint nFileSystemNameSize);
public VolumeInformation(string rootPathName, string volumeName, uint volumeSerialNumber, uint maximumComponentLength, FileSystemFlags fileSystemFlags, string fileSystemName)
{
RootPathName = rootPathName;
VolumeName = volumeName;
VolumeSerialNumber = volumeSerialNumber;
MaximumComponentLength = maximumComponentLength;
FileSystemFlags = fileSystemFlags;
FileSystemName = fileSystemName;
}
public static extern bool GetVolumeInformation(
string lpRootPathName,
StringBuilder lpVolumeNameBuffer,
int nVolumeNameSize,
out int lpVolumeNameSerialNumber,
out int lpMaximumComponentLength,
out FileSystemFlags lpFileSystemFlags,
StringBuilder lpFileSystemNameBuffer,
int nFileSystemNameSize);
public static bool IsFeatureSupportedByVolume(string volumeRoot, FileSystemFlags flags)
{
uint volumeSerialNumber;
uint maximumComponentLength;
uint fileSystemFlags;
if (!GetVolumeInformation(
volumeRoot,
null,
0,
out volumeSerialNumber,
out maximumComponentLength,
out fileSystemFlags,
null,
0))
{
ThrowLastWin32Exception();
}
return((fileSystemFlags & (uint)flags) == (uint)flags);
}
public static extern bool GetVolumeInformationByHandle(IntPtr hFile, IntPtr lpVolumeNameBuffer, int nVolumeNameSize, ref uint lpVolumeSerialNumber, ref int lpMaximumComponentLength, ref FileSystemFlags lpFileSystemFlags, IntPtr lpFileSystemNameBuffer, int nFileSystemNameSize);
public static extern bool GetVolumeInformation([MarshalAs(UnmanagedType.LPWStr)] string lpRootPathName, IntPtr lpVolumeNameBuffer, int nVolumeNameSize, ref uint lpVolumeSerialNumber, ref int lpMaximumComponentLength, ref FileSystemFlags lpFileSystemFlags, IntPtr lpFileSystemNameBuffer, int nFileSystemNameSize);
