security.rb in win32-security-0.1.3

- old
+ new
@@ -4,62 +4,63 @@
 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
+  # The Security class encapsulates security aspects of MS Windows.
+  class Security
 
-      # Base error class for all Win32::Security errors.
-      class Error < StandardError; end
+    # Base error class for all Win32::Security errors.
+    class Error < StandardError; end
 
-      include Windows::Security
+    include Windows::Security
       
-      extend Windows::Process
-      extend Windows::Security
-      extend Windows::Handle
-      extend Windows::Error
+    extend Windows::Process
+    extend Windows::Security
+    extend Windows::Handle
+    extend Windows::Error
       
-      # The version of the win32-security library
-      VERSION = '0.1.2'
+    # The version of the win32-security library
+    VERSION = '0.1.3'
       
-      # Returns whether or not the owner of the current process is running
-      # with elevated security privileges.
-      #
-      def self.elevated_security?
-         token = 0.chr * 4
+    # Returns whether or not the owner of the current process is running
+    # with elevated security privileges.
+    #
+    # Only supported on Windows Vista or later.
+    #
+    def self.elevated_security?
+      token = 0.chr * 4
               
-         unless OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, token)
-            raise Error, get_last_error
-         end
+      unless OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, token)
+        raise Error, get_last_error
+      end
          
-         begin    
-            token = token.unpack('V')[0]
+      begin    
+        token = token.unpack('V')[0]
             
-            te = 0.chr * 4 # TOKEN_ELEVATION
-            rl = 0.chr * 4 # Return length
+        te = 0.chr * 4 # TOKEN_ELEVATION
+        rl = 0.chr * 4 # Return length
             
-            bool = GetTokenInformation(
-               token,
-               TokenElevation,
-               te,
-               te.size,
-               rl
-            )
+        bool = GetTokenInformation(
+          token,
+          TokenElevation,
+          te,
+          te.size,
+          rl
+        )
             
-            raise Error, get_last_error unless bool
-         ensure
-            CloseHandle(token)
-         end
-         
-         te.unpack('L')[0] != 0
+        raise Error, get_last_error unless bool
+      ensure
+        CloseHandle(token)
       end
-   end
+         
+      # TokenIsElevated member of the TOKEN_ELEVATION struct
+      te.unpack('L')[0] != 0
+    end
+  end
 end
 
 require 'win32/security/sid'
 #require 'win32/security/acl'
 #require 'win32/security/ace'