public static byte[] GetByteSecurityDescriptor(SafeFileHandle handle, SecurityInformationClass infoClass)
{
var tempSD = IntPtr.Zero;
var buffer = new byte[0];
try
{
uint error = GetSecurityInfo(handle,
ObjectType.File,
infoClass,
IntPtr.Zero,
IntPtr.Zero,
IntPtr.Zero,
IntPtr.Zero,
out tempSD);
if (error != Win32Error.ERROR_SUCCESS)
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
UInt32 sdLength = GetSecurityDescriptorLength(tempSD);
buffer = new byte[sdLength];
Marshal.Copy(tempSD, buffer, 0, (int)sdLength);
}
finally
{
Marshal.FreeHGlobal(tempSD);
tempSD = IntPtr.Zero;
}
return(buffer);
}
internal static extern DWORD GetSecurityInfo(
SafeFileHandle handle,
ObjectType objectType,
SecurityInformationClass infoClass,
PSID owner,
PSID group,
PACL dacl,
PACL sacl,
out PSECURITY_DESCRIPTOR securityDescriptor);
internal static extern UInt32 GetSecurityInfo(
SafeFileHandle handle,
ObjectType objectType,
SecurityInformationClass infoClass,
IntPtr owner,
IntPtr group,
IntPtr dacl,
IntPtr sacl,
out IntPtr securityDescriptor);
static RawSecurityDescriptor GetRawSecurityDescriptor(SafeFileHandle handle, SecurityInformationClass infoClass)
{
return(new RawSecurityDescriptor(GetByteSecurityDescriptor(handle, infoClass), 0));
}
internal static extern DWORD GetSecurityInfo(
SafeFileHandle handle,
ObjectType objectType,
SecurityInformationClass infoClass,
PSID owner,
PSID group,
PACL dacl,
PACL sacl,
out PSECURITY_DESCRIPTOR securityDescriptor);
