# This file allows users to require all security related classes from
# a single file, instead of having to require individual files.

require 'windows/process'
require 'windows/security'
require 'windows/handle'
require 'windows/error'

$LOAD_PATH.unshift(File.dirname(File.dirname(File.expand_path(__FILE__))))

# The Win32 module serves as a namespace only.
module Win32

   # The Security class encapsulates security aspects of MS Windows.
   class Security

      # Base error class for all Win32::Security errors.
      class Error < StandardError; end

      include Windows::Security
      
      extend Windows::Process
      extend Windows::Security
      extend Windows::Handle
      extend Windows::Error
      
      # The version of the win32-security library
      VERSION = '0.1.2'
      
      # Returns whether or not the owner of the current process is running
      # with elevated security privileges.
      #
      def self.elevated_security?
         token = 0.chr * 4
              
         unless OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, token)
            raise Error, get_last_error
         end
         
         begin    
            token = token.unpack('V')[0]
            
            te = 0.chr * 4 # TOKEN_ELEVATION
            rl = 0.chr * 4 # Return length
            
            bool = GetTokenInformation(
               token,
               TokenElevation,
               te,
               te.size,
               rl
            )
            
            raise Error, get_last_error unless bool
         ensure
            CloseHandle(token)
         end
         
         te.unpack('L')[0] != 0
      end
   end
end

require 'win32/security/sid'
#require 'win32/security/acl'
#require 'win32/security/ace'