* {ext,lib,test}/**/*.rb: removed trailing spaces.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22784 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 150 insertions, 150 deletions

diff --git a/ext/dl/win32/lib/win32/registry.rb b/ext/dl/win32/lib/win32/registry.rb
index 175b34cede..a2b69a08fe 100644
--- a/ext/dl/win32/lib/win32/registry.rb
+++ b/ext/dl/win32/lib/win32/registry.rb
@@ -11,10 +11,10 @@ It uses dl/import to call Win32 Registry APIs.
     reg['foo'] = 'bar'                               # write a value
     reg['foo', Win32::Registry::REG_SZ] = 'bar'      # write a value with type
     reg.write('foo', Win32::Registry::REG_SZ, 'bar') # write a value
-    
+
     reg.each_value { |name, type, data| ... }        # Enumerate values
     reg.each_key { |key, wtime| ... }                # Enumerate subkeys
-    
+
     reg.delete_value(name)                         # Delete a value
     reg.delete_key(name)                           # Delete a subkey
     reg.delete_key(name, true)                     # Delete a subkey recursively
@@ -35,26 +35,26 @@ It uses dl/import to call Win32 Registry APIs.
     Open the registry key ((|subkey|)) under ((|key|)).
     ((|key|)) is Win32::Registry object of parent key.
     You can use predefined key HKEY_* (see ((<constants>)))
-    
+
     ((|desired|)) and ((|opt|)) is access mask and key option.
     For detail, see ((<MSDN Library|URL:http://msdn.microsoft.com/library/en-us/sysinfo/base/regopenkeyex.asp>)).
-    
+
     If block is given, the key is closed automatically.
 
 --- Registry.create(key, subkey, desired = KEY_ALL_ACCESS, opt = REG_OPTION_RESERVED)
 --- Registry.create(key, subkey, desired = KEY_ALL_ACCESS, opt = REG_OPTION_RESERVED) { |reg| ... }
     Create or open the registry key ((|subkey|)) under ((|key|)).
     You can use predefined key HKEY_* (see ((<constants>)))
-    
+
     If subkey is already exists, key is opened and Registry#((<created?>))
     method will return false.
-    
+
     If block is given, the key is closed automatically.
 
 --- Registry.expand_environ(str)
     Replace (({%\w+%})) into the environment value of ((|str|)).
     This method is used for REG_EXPAND_SZ.
-    
+
     For detail, see ((<ExpandEnvironmentStrings|URL:http://msdn.microsoft.com/library/en-us/sysinfo/base/expandenvironmentstrings.asp>)) Win32 API.
 
 --- Registry.type2name(type)
@@ -75,14 +75,14 @@ It uses dl/import to call Win32 Registry APIs.
 
 --- close
     Close key.
-    
+
     After closed, most method raises error.
 
 --- read(name, *rtype)
     Read a registry value named ((|name|)) and return array of
     [ ((|type|)), ((|data|)) ].
     When name is nil, the `default' value is read.
-    
+
     ((|type|)) is value type. (see ((<Win32::Registry::Constants module>)))
     ((|data|)) is value data, its class is:
     :REG_SZ, REG_EXPAND_SZ
@@ -93,19 +93,19 @@ It uses dl/import to call Win32 Registry APIs.
        Integer
     :REG_BINARY
        String (contains binary data)
-    
+
     When ((|rtype|)) is specified, the value type must be included by
     ((|rtype|)) array, or TypeError is raised.
 
 --- self[name, *rtype]
     Read a registry value named ((|name|)) and return its value data.
     The class of value is same as ((<read>)) method returns.
-    
+
     If the value type is REG_EXPAND_SZ, returns value data whose environment
     variables are replaced.
     If the value type is neither REG_SZ, REG_MULTI_SZ, REG_DWORD,
     REG_DWORD_BIG_ENDIAN, nor REG_QWORD, TypeError is raised.
-    
+
     The meaning of ((|rtype|)) is same as ((<read>)) method.
 
 --- read_s(name)
@@ -113,26 +113,26 @@ It uses dl/import to call Win32 Registry APIs.
 --- read_bin(name)
     Read a REG_SZ(read_s), REG_DWORD(read_i), or REG_BINARY(read_bin)
     registry value named ((|name|)).
-    
+
     If the values type does not match, TypeError is raised.
 
 --- read_s_expand(name)
     Read a REG_SZ or REG_EXPAND_SZ registry value named ((|name|)).
-    
+
     If the value type is REG_EXPAND_SZ, environment variables are replaced.
     Unless the value type is REG_SZ or REG_EXPAND_SZ, TypeError is raised.
 
 --- write(name, type, data)
     Write ((|data|)) to a registry value named ((|name|)).
     When name is nil, write to the `default' value.
-    
+
     ((|type|)) is type value. (see ((<Registry::Constants module>)))
     Class of ((|data|)) must be same as which ((<read>))
     method returns.
 
 --- self[name, wtype = nil] = value
     Write ((|value|)) to a registry value named ((|name|)).
-    
+
     If ((|wtype|)) is specified, the value type is it.
     Otherwise, the value type is depend on class of ((|value|)):
     :Integer
@@ -146,7 +146,7 @@ It uses dl/import to call Win32 Registry APIs.
 --- write_i(name, value)
 --- write_bin(name, value)
     Write ((|value|)) to a registry value named ((|name|)).
-    
+
     The value type is REG_SZ(write_s), REG_DWORD(write_i), or
     REG_BINARY(write_bin).
 
@@ -156,7 +156,7 @@ It uses dl/import to call Win32 Registry APIs.
 
 --- each_key { |subkey, wtime| ... }
     Enumerate subkeys.
-    
+
     ((|subkey|)) is String which contains name of subkey.
     ((|wtime|)) is last write time as FILETIME (64-bit integer).
     (see ((<Registry.wtime2time>)))
@@ -168,7 +168,7 @@ It uses dl/import to call Win32 Registry APIs.
 
 --- delete_key(name, recursive = false)
     Delete a subkey named ((|name|)) and all its values.
-    
+
     If ((|recursive|)) is false, the subkey must not have subkeys.
     Otherwise, this method deletes all subkeys and values recursively.
 
@@ -215,7 +215,7 @@ It uses dl/import to call Win32 Registry APIs.
       Length of security descriptor.
     :wtime
       Last write time as FILETIME(64-bit integer)
-    
+
     For detail, see ((<RegQueryInfoKey|URL:http://msdn.microsoft.com/library/en-us/sysinfo/base/regqueryinfokey.asp>)) Win32 API.
 
 --- num_keys
@@ -275,7 +275,7 @@ module Win32
       HKEY_PERFORMANCE_NLSTEXT = 0x80000060
       HKEY_CURRENT_CONFIG = 0x80000005
       HKEY_DYN_DATA = 0x80000006
-      
+
       REG_NONE = 0
       REG_SZ = 1
       REG_EXPAND_SZ = 2
@@ -290,7 +290,7 @@ module Win32
       REG_RESOURCE_REQUIREMENTS_LIST = 10
       REG_QWORD = 11
       REG_QWORD_LITTLE_ENDIAN = 11
-      
+
       STANDARD_RIGHTS_READ = 0x00020000
       STANDARD_RIGHTS_WRITE = 0x00020000
       KEY_QUERY_VALUE = 0x0001
@@ -305,7 +305,7 @@ module Win32
         KEY_SET_VALUE | KEY_CREATE_SUB_KEY
       KEY_EXECUTE = KEY_READ
       KEY_ALL_ACCESS = KEY_READ | KEY_WRITE | KEY_CREATE_LINK
-      
+
       REG_OPTION_RESERVED = 0x0000
       REG_OPTION_NON_VOLATILE = 0x0000
       REG_OPTION_VOLATILE = 0x0001
@@ -315,21 +315,21 @@ module Win32
       REG_LEGAL_OPTION = REG_OPTION_RESERVED |
         REG_OPTION_NON_VOLATILE | REG_OPTION_CREATE_LINK |
         REG_OPTION_BACKUP_RESTORE | REG_OPTION_OPEN_LINK
-      
+
       REG_CREATED_NEW_KEY = 1
       REG_OPENED_EXISTING_KEY = 2
-      
+
       REG_WHOLE_HIVE_VOLATILE = 0x0001
       REG_REFRESH_HIVE = 0x0002
       REG_NO_LAZY_FLUSH = 0x0004
       REG_FORCE_RESTORE = 0x0008
-      
+
       MAX_KEY_LENGTH = 514
       MAX_VALUE_LENGTH = 32768
     end
     include Constants
     include Enumerable
-    
+
     #
     # Error
     #
@@ -348,7 +348,7 @@ module Win32
       end
       attr_reader :code
     end
-    
+
     #
     # Predefined Keys
     #
@@ -359,23 +359,23 @@ module Win32
         @keyname = keyname
         @disposition = REG_OPENED_EXISTING_KEY
       end
-      
+
       # Predefined keys cannot be closed
       def close
         raise Error.new(5) ## ERROR_ACCESS_DENIED
       end
-      
+
       # Fake class for Registry#open, Registry#create
       def class
         Registry
       end
-      
+
       # Make all
       Constants.constants.grep(/^HKEY_/) do |c|
         Registry.const_set c, new(Constants.const_get(c), c)
       end
     end
-    
+
     #
     # Win32 APIs
     #
@@ -398,37 +398,37 @@ module Win32
         cfunc = extern fn, :stdcall
         const_set cfunc.name.intern, cfunc
       end
-      
+
       module_function
-      
+
       def check(result)
         raise Error, result, caller(2) if result != 0
       end
-      
+
       def packdw(dw)
         [dw].pack('V')
       end
-      
+
       def unpackdw(dw)
         dw += [0].pack('V')
         dw.unpack('V')[0]
       end
-      
+
       def packqw(qw)
         [ qw & 0xFFFFFFFF, qw >> 32 ].pack('VV')
       end
-      
+
       def unpackqw(qw)
         qw = qw.unpack('VV')
         (qw[1] << 32) | qw[0]
       end
-      
+
       def OpenKey(hkey, name, opt, desired)
         result = packdw(0)
         check RegOpenKeyExA.call(hkey, name, opt, desired, result)
         unpackdw(result)
       end
-      
+
       def CreateKey(hkey, name, opt, desired)
         result = packdw(0)
         disp = packdw(0)
@@ -436,14 +436,14 @@ module Win32
                                    0, result, disp)
         [ unpackdw(result), unpackdw(disp) ]
       end
-      
+
       def EnumValue(hkey, index)
         name = ' ' * Constants::MAX_KEY_LENGTH
         size = packdw(Constants::MAX_KEY_LENGTH)
         check RegEnumValueA.call(hkey, index, name, size, 0, 0, 0, 0)
         name[0, unpackdw(size)]
       end
-      
+
       def EnumKey(hkey, index)
         name = ' ' * Constants::MAX_KEY_LENGTH
         size = packdw(Constants::MAX_KEY_LENGTH)
@@ -451,7 +451,7 @@ module Win32
         check RegEnumKeyExA.call(hkey, index, name, size, 0, 0, 0, wtime)
         [ name[0, unpackdw(size)], unpackqw(wtime) ]
       end
-      
+
       def QueryValue(hkey, name)
         type = packdw(0)
         size = packdw(0)
@@ -460,27 +460,27 @@ module Win32
         check RegQueryValueExA.call(hkey, name, 0, type, data, size)
         [ unpackdw(type), data[0, unpackdw(size)] ]
       end
-      
+
       def SetValue(hkey, name, type, data, size)
         check RegSetValueExA.call(hkey, name, 0, type, data, size)
       end
-      
+
       def DeleteValue(hkey, name)
         check RegDeleteValue.call(hkey, name)
       end
-      
+
       def DeleteKey(hkey, name)
         check RegDeleteKey.call(hkey, name)
       end
-      
+
       def FlushKey(hkey)
         check RegFlushKey.call(hkey)
       end
-      
+
       def CloseKey(hkey)
         check RegCloseKey.call(hkey)
       end
-      
+
       def QueryInfoKey(hkey)
         subkeys = packdw(0)
         maxsubkeylen = packdw(0)
@@ -496,14 +496,14 @@ module Win32
           unpackdw(secdescs), unpackqw(wtime) ]
       end
     end
-    
+
     #
     # utility functions
     #
     def self.expand_environ(str)
       str.gsub(/%([^%]+)%/) { ENV[$1] || ENV[$1.upcase] || $& }
     end
-    
+
     @@type2name = { }
     %w[
       REG_NONE REG_SZ REG_EXPAND_SZ REG_BINARY REG_DWORD
@@ -513,24 +513,24 @@ module Win32
     ].each do |type|
       @@type2name[Constants.const_get(type)] = type
     end
-    
+
     def self.type2name(type)
       @@type2name[type] || type.to_s
     end
-    
+
     def self.wtime2time(wtime)
       Time.at((wtime - 116444736000000000) / 10000000)
     end
-    
+
     def self.time2wtime(time)
       time.to_i * 10000000 + 116444736000000000
     end
-    
+
     #
     # constructors
     #
     private_class_method :new
-    
+
     def self.open(hkey, subkey, desired = KEY_READ, opt = REG_OPTION_RESERVED)
       subkey = subkey.chomp('\\')
       newkey = API.OpenKey(hkey.hkey, subkey, opt, desired)
@@ -545,7 +545,7 @@ module Win32
         obj
       end
     end
-    
+
     def self.create(hkey, subkey, desired = KEY_ALL_ACCESS, opt = REG_OPTION_RESERVED)
       newkey, disp = API.CreateKey(hkey.hkey, subkey, opt, desired)
       obj = new(newkey, hkey, subkey, disp)
@@ -559,12 +559,12 @@ module Win32
         obj
       end
     end
-    
+
     #
     # finalizer
     #
     @@final = proc { |hkey| proc { API.CloseKey(hkey[0]) if hkey[0] } }
-    
+
     #
     # initialize
     #
@@ -577,18 +577,18 @@ module Win32
       ObjectSpace.define_finalizer self, @@final.call(@hkeyfinal)
     end
     attr_reader :hkey, :parent, :keyname, :disposition
-    
+
     #
     # attributes
     #
     def created?
       @disposition == REG_CREATED_NEW_KEY
     end
-    
+
     def open?
       !@hkey.nil?
     end
-    
+
     def name
       parent = self
       name = @keyname
@@ -597,35 +597,35 @@ module Win32
       end
       name
     end
-    
+
     def inspect
       "\#<Win32::Registry key=#{name.inspect}>"
     end
-    
+
     #
     # marshalling
     #
     def _dump(depth)
       raise TypeError, "can't dump Win32::Registry"
     end
-    
+
     #
     # open/close
     #
     def open(subkey, desired = KEY_READ, opt = REG_OPTION_RESERVED, &blk)
       self.class.open(self, subkey, desired, opt, &blk)
     end
-    
+
     def create(subkey, desired = KEY_ALL_ACCESS, opt = REG_OPTION_RESERVED, &blk)
       self.class.create(self, subkey, desired, opt, &blk)
     end
-    
+
     def close
       API.CloseKey(@hkey)
       @hkey = @parent = @keyname = nil
       @hkeyfinal[0] = nil
     end
-    
+
     #
     # iterator
     #
@@ -648,7 +648,7 @@ module Win32
       index
     end
     alias each each_value
-    
+
     def each_key
       index = 0
       while true
@@ -662,13 +662,13 @@ module Win32
       end
       index
     end
-    
+
     def keys
       keys_ary = []
       each_key { |key,| keys_ary << key }
       keys_ary
     end
-    
+
     #
     # reader
     #
@@ -694,7 +694,7 @@ module Win32
         raise TypeError, "Type #{type} is not supported."
       end
     end
-    
+
     def [](name, *rtype)
       type, data = read(name, *rtype)
       case type
@@ -706,11 +706,11 @@ module Win32
         raise TypeError, "Type #{type} is not supported."
       end
     end
-    
+
     def read_s(name)
       read(name, REG_SZ)[1]
     end
-    
+
     def read_s_expand(name)
       type, data = read(name, REG_SZ, REG_EXPAND_SZ)
       if type == REG_EXPAND_SZ
@@ -719,15 +719,15 @@ module Win32
         data
       end
     end
-    
+
     def read_i(name)
       read(name, REG_DWORD, REG_DWORD_BIG_ENDIAN, REG_QWORD)[1]
     end
-    
+
     def read_bin(name)
       read(name, REG_BINARY)[1]
     end
-    
+
     #
     # writer
     #
@@ -750,7 +750,7 @@ module Win32
       end
       API.SetValue(@hkey, name, type, data, data.length)
     end
-    
+
     def []=(name, rtype, value = nil)
       if value
         write name, rtype, value
@@ -768,19 +768,19 @@ module Win32
       end
       value
     end
-    
+
     def write_s(name, value)
       write name, REG_SZ, value.to_s
     end
-    
+
     def write_i(name, value)
       write name, REG_DWORD, value.to_i
     end
-    
+
     def write_bin(name, value)
       write name, REG_BINARY, value.to_s
     end
-    
+
     #
     # delete
     #
@@ -788,7 +788,7 @@ module Win32
       API.DeleteValue(@hkey, name)
     end
     alias delete delete_value
-    
+
     def delete_key(name, recursive = false)
       if recursive
         open(name, KEY_ALL_ACCESS) do |reg|
@@ -810,14 +810,14 @@ module Win32
         raise Error.new(5) ## ERROR_ACCESS_DENIED
       end
     end
-    
+
     #
     # flush
     #
     def flush
       API.FlushKey @hkey
     end
-    
+
     #
     # key information
     #
diff --git a/ext/dl/win32/lib/win32/resolv.rb b/ext/dl/win32/lib/win32/resolv.rb
index beb7f40ca4..a164fd54d2 100644
--- a/ext/dl/win32/lib/win32/resolv.rb
+++ b/ext/dl/win32/lib/win32/resolv.rb
@@ -9,13 +9,13 @@ require 'win32/registry'
 module Win32
   module Resolv
     API = Registry::API
-    
+
     def self.get_hosts_path
       path = get_hosts_dir
       path = File.expand_path('hosts', path)
       File.exist?(path) ? path : nil
     end
-    
+
     def self.get_resolv_info
       search, nameserver = get_info
       if search.empty?
@@ -47,7 +47,7 @@ if info.unpack('V5')[4] == 2  # VER_PLATFORM_WIN32_NT
 #====================================================================
   module_eval <<-'__EOS__', __FILE__, __LINE__+1
     TCPIP_NT = 'SYSTEM\CurrentControlSet\Services\Tcpip\Parameters'
-    
+
     class << self
       private
       def get_hosts_dir
@@ -55,7 +55,7 @@ if info.unpack('V5')[4] == 2  # VER_PLATFORM_WIN32_NT
           reg.read_s_expand('DataBasePath')
         end
       end
-      
+
       def get_info
         search = nil
         nameserver = []
@@ -65,7 +65,7 @@ if info.unpack('V5')[4] == 2  # VER_PLATFORM_WIN32_NT
             search = slist.split(/,\s*/) unless slist.empty?
           rescue Registry::Error
           end
-          
+
           if add_search = search.nil?
             search = []
             begin
@@ -81,7 +81,7 @@ if info.unpack('V5')[4] == 2  # VER_PLATFORM_WIN32_NT
             rescue Registry::Error
             end
           end
-          
+
           reg.open('Interfaces') do |h|
             h.each_key do |iface,|
               h.open(iface) do |regif|
@@ -99,7 +99,7 @@ if info.unpack('V5')[4] == 2  # VER_PLATFORM_WIN32_NT
                   end
                 rescue Registry::Error
                 end
-                
+
                 if add_search
                   begin
                     [ 'Domain', 'DhcpDomain' ].each do |key|
@@ -129,16 +129,16 @@ else
     TCPIP_9X = 'SYSTEM\CurrentControlSet\Services\VxD\MSTCP'
     DHCP_9X = 'SYSTEM\CurrentControlSet\Services\VxD\DHCP'
     WINDOWS = 'Software\Microsoft\Windows\CurrentVersion'
-    
+
     class << self
    #   private
-      
+
       def get_hosts_dir
         Registry::HKEY_LOCAL_MACHINE.open(WINDOWS) do |reg|
           reg.read_s_expand('SystemRoot')
         end
       end
-      
+
       def get_info
         search = []
         nameserver = []
@@ -155,13 +155,13 @@ else
           end
         rescue Registry::Error
         end
-        
+
         dhcpinfo = get_dhcpinfo
         search.concat(dhcpinfo[0])
         nameserver.concat(dhcpinfo[1])
         [ search, nameserver ]
       end
-      
+
       def get_dhcpinfo
         macaddrs = {}
         ipaddrs = {}
@@ -170,7 +170,7 @@ else
           ipaddr.each { |ipaddr| ipaddrs[ipaddr] = 1 }
         end
         iflist = [ macaddrs, ipaddrs ]
-        
+
         search = []
         nameserver = []
         version = -1
@@ -179,7 +179,7 @@ else
             version = API.unpackdw(reg.read_bin("Version"))
           rescue Registry::Error
           end
-          
+
           reg.each_key do |key,|
             catch(:not_used) do
               reg.open(key) do |regdi|
@@ -192,7 +192,7 @@ else
         end
         [ search, nameserver ]
       end
-      
+
       def get_dhcpinfo_95(reg)
         dhcp = reg.read_bin("DhcpInfo")
         [
@@ -203,7 +203,7 @@ else
           reg.read_bin("OptionInfo"),
         ]
       end
-      
+
       def get_dhcpinfo_98(reg)
         [
           API.unpackdw(reg.read_bin("DhcpIPAddress")),
@@ -213,7 +213,7 @@ else
           reg.read_bin("OptionInfo"),
         ]
       end
-      
+
       def get_dhcpinfo_key(version, reg, iflist)
         info = case version
                when 1
@@ -234,7 +234,7 @@ else
           macaddr and macaddr.size == 6 and
           hwtype == 1 and
           iflist[0][macaddr] and iflist[1][ipaddr]
-        
+
         size = opt.size
         idx = 0
         while idx <= size
@@ -258,7 +258,7 @@ else
         throw :not_used
       end
     end
-    
+
     module WsControl
       module WSock32
         extend DL::Importer
@@ -266,7 +266,7 @@ else
       end
       WsControl = WSock32.extern "int WsControl(int, int, void *, void *, void *, void *", :stdcall
       WSAGetLastError = WSock32.extern "int WSAGetLastError(void)", :stdcall
-      
+
       MAX_TDI_ENTITIES = 512
       IPPROTO_TCP = 6
       WSCTL_TCP_QUERY_INFORMATION = 0
@@ -282,7 +282,7 @@ else
       IF_MIB = 0x202
       IF_MIB_STATS_ID = 1
       IP_MIB_ADDRTABLE_ENTRY_ID = 0x102
-      
+
       def self.wsctl(tei_entity, tei_instance,
                      toi_class, toi_type, toi_id,
                      buffsize)
@@ -308,7 +308,7 @@ else
         [ buff, API.unpackdw(buffsize) ]
       end
       private_class_method :wsctl
-      
+
       def self.get_iflist
         # Get TDI Entity List
         entities, size =
@@ -345,7 +345,7 @@ else
             end
           end
         end
-        
+
         # Get IP Addresses
         entities.each do |entity, instance|
           if entity == CL_NL_ENTITY
diff --git a/ext/dl/win32/lib/win32/sspi.rb b/ext/dl/win32/lib/win32/sspi.rb
index ef90ae35a7..6022df96c3 100644
--- a/ext/dl/win32/lib/win32/sspi.rb
+++ b/ext/dl/win32/lib/win32/sspi.rb
@@ -2,7 +2,7 @@
 # = win32/sspi.rb
 #
 # Copyright (c) 2006-2007 Justin Bailey
-# 
+#
 # Written and maintained by Justin Bailey <jgbailey@gmail.com>.
 #
 # This program is free software. You can re-distribute and/or
@@ -33,7 +33,7 @@ module Win32
 		ISC_REQ_PROMPT_FOR_CREDS = 0x00000040
 		ISC_REQ_CONNECTION = 0x00000800
 
-		# Win32 API Functions. Uses Win32API to bind methods to constants contained in class. 
+		# Win32 API Functions. Uses Win32API to bind methods to constants contained in class.
 		module API
 			# Can be called with AcquireCredentialsHandle.call()
 			AcquireCredentialsHandle = Win32API.new("secur32", "AcquireCredentialsHandle", 'ppLpppppp', 'L')
@@ -44,22 +44,22 @@ module Win32
 			# Can be called with FreeCredentialsHandle.call()
 			FreeCredentialsHandle = Win32API.new("secur32", "FreeCredentialsHandle", 'P', 'L')
 		end
-	  
+
 		# SecHandle struct
 		class SecurityHandle
 			def upper
 				@struct.unpack("LL")[1]
 			end
-	    
+
 			def lower
 				@struct.unpack("LL")[0]
 			end
-	    
+
 			def to_p
 				@struct ||= "\0" * 8
 			end
 		end
-	  
+
 		# Some familiar aliases for the SecHandle structure
 		CredHandle = CtxtHandle = SecurityHandle
 
@@ -71,13 +71,13 @@ module Win32
 				@struct ||= "\0" * 8
 			end
 		end
-	  
+
 		# Creates binary representaiton of a SecBufferDesc structure,
 		# including the SecBuffer contained inside.
 		class SecurityBuffer
 
 			SECBUFFER_TOKEN = 2   # Security token
-	    
+
 			TOKENBUFSIZE = 12288
 			SECBUFFER_VERSION = 0
 
@@ -86,22 +86,22 @@ module Win32
 				@bufferSize = @buffer.length
 				@type = SECBUFFER_TOKEN
 			end
-	    
+
 			def bufferSize
 				unpack
 				@bufferSize
 			end
-	    
+
 			def bufferType
 				unpack
 				@type
 			end
-	    
+
 			def token
 				unpack
 				@buffer
 			end
-	    
+
 			def to_p
 				# Assumption is that when to_p is called we are going to get a packed structure. Therefore,
 				# set @unpacked back to nil so we know to unpack when accessors are next accessed.
@@ -110,14 +110,14 @@ module Win32
 				# will not be able to unpack changes to the structure. Alternative, nested unpacks,
 				# does not work (i.e. @struct.unpack("LLP12")[2].unpack("LLP12") results in "no associated pointer")
 				@sec_buffer ||= [@bufferSize, @type, @buffer].pack("LLP")
-				@struct ||= [SECBUFFER_VERSION, 1, @sec_buffer].pack("LLP")    
+				@struct ||= [SECBUFFER_VERSION, 1, @sec_buffer].pack("LLP")
 			end
-	  
+
 		private
-	  
+
 			# Unpacks the SecurityBufferDesc structure into member variables. We
 			# only want to do this once per struct, so the struct is deleted
-			# after unpacking. 
+			# after unpacking.
 			def unpack
 				if ! @unpacked && @sec_buffer && @struct
 					@bufferSize, @type = @sec_buffer.unpack("LL")
@@ -128,30 +128,30 @@ module Win32
 				end
 			end
 		end
-	  
+
 		# SEC_WINNT_AUTH_IDENTITY structure
 		class Identity
 			SEC_WINNT_AUTH_IDENTITY_ANSI = 0x1
 
 			attr_accessor :user, :domain, :password
-	    
+
 			def initialize(user = nil, domain = nil, password = nil)
 				@user = user
 				@domain = domain
 				@password = password
 				@flags = SEC_WINNT_AUTH_IDENTITY_ANSI
 			end
-	    
+
 			def to_p
-				[@user, @user ? @user.length : 0, 
+				[@user, @user ? @user.length : 0,
 				 @domain, @domain ? @domain.length : 0,
 				 @password, @password ? @password.length : 0,
 				 @flags].pack("PLPLPLL")
-			end    
+			end
 		end
 
 		# Takes a return result from an SSPI function and interprets the value.
-		class SSPIResult 
+		class SSPIResult
 			# Good results
 			SEC_E_OK = 0x00000000
 			SEC_I_CONTINUE_NEEDED = 0x00090312
@@ -172,27 +172,27 @@ module Win32
 			SEC_E_NOT_OWNER = 0x80090306
 			SEC_E_SECPKG_NOT_FOUND = 0x80090305
 			SEC_E_UNKNOWN_CREDENTIALS = 0x8009030D
-	    
+
 			@@map = {}
 			constants.each { |v| @@map[self.const_get(v.to_s)] = v }
 
 			attr_reader :value
-	    
+
 			def initialize(value)
 				# convert to unsigned long
 				value = [value].pack("L").unpack("L").first
 				raise "#{value.to_s(16)} is not a recognized result" unless @@map.has_key? value
 				@value = value
 			end
-	    
+
 			def to_s
 				@@map[@value].to_s
 			end
-	    
+
 			def ok?
 				@value == SEC_I_CONTINUE_NEEDED || @value == SEC_E_OK
 			end
-	    
+
 			def ==(other)
 				if other.is_a?(SSPIResult)
 					@value == other.value
@@ -205,14 +205,14 @@ module Win32
 		end
 
 		# Handles "Negotiate" type authentication. Geared towards authenticating with a proxy server over HTTP
-		class NegotiateAuth  
+		class NegotiateAuth
 			attr_accessor :credentials, :context, :contextAttributes, :user, :domain
 
 			# Default request flags for SSPI functions
 			REQUEST_FLAGS = ISC_REQ_CONFIDENTIALITY | ISC_REQ_REPLAY_DETECT | ISC_REQ_CONNECTION
 
 			# NTLM tokens start with this header always. Encoding alone adds "==" and newline, so remove those
-      B64_TOKEN_PREFIX = ["NTLMSSP"].pack("m").delete("=\n")  
+      B64_TOKEN_PREFIX = ["NTLMSSP"].pack("m").delete("=\n")
 
 			# Given a connection and a request path, performs authentication as the current user and returns
 			# the response from a GET request. The connnection should be a Net::HTTP object, and it should
@@ -222,7 +222,7 @@ module Win32
 			def NegotiateAuth.proxy_auth_get(http, path, user = nil, domain = nil)
 				raise "http must respond to :get" unless http.respond_to?(:get)
 				nego_auth = self.new user, domain
-	      
+
 				resp = http.get path, { "Proxy-Authorization" => "Negotiate " + nego_auth.get_initial_token }
 				if resp["Proxy-Authenticate"]
 					resp = http.get path, { "Proxy-Authorization" => "Negotiate " + nego_auth.complete_authentication(resp["Proxy-Authenticate"].split(" ").last.strip) }
@@ -230,7 +230,7 @@ module Win32
 
 				resp
 			end
-	    
+
 			# Creates a new instance ready for authentication as the given user in the given domain.
 			# Defaults to current user and domain as defined by ENV["USERDOMAIN"] and ENV["USERNAME"] if
 			# no arguments are supplied.
@@ -238,7 +238,7 @@ module Win32
 				if user.nil? && domain.nil? && ENV["USERNAME"].nil? && ENV["USERDOMAIN"].nil?
 					raise "A username or domain must be supplied since they cannot be retrieved from the environment"
 				end
-	      
+
 				@user = user || ENV["USERNAME"]
 				@domain = domain || ENV["USERDOMAIN"]
 			end
@@ -253,7 +253,7 @@ module Win32
 				@context = CtxtHandle.new
 				@contextAttributes = "\0" * 4
 
-				result = SSPIResult.new(API::InitializeSecurityContext.call(@credentials.to_p, nil, nil, 
+				result = SSPIResult.new(API::InitializeSecurityContext.call(@credentials.to_p, nil, nil,
 					REQUEST_FLAGS,0, SECURITY_NETWORK_DREP, nil, 0, @context.to_p, outputBuffer.to_p, @contextAttributes, TimeStamp.new.to_p))
 
 				if result.ok? then
@@ -262,15 +262,15 @@ module Win32
 					raise "Error: #{result.to_s}"
 				end
 			end
-	    
-			# Takes a token and gets the next token in the Negotiate authentication chain. Token can be Base64 encoded or not. 
+
+			# Takes a token and gets the next token in the Negotiate authentication chain. Token can be Base64 encoded or not.
 			# The token can include the "Negotiate" header and it will be stripped.
 			# Does not indicate if SEC_I_CONTINUE or SEC_E_OK was returned.
 			# Token returned is Base64 encoded w/ all new lines removed.
 			def complete_authentication(token)
 				raise "This object is no longer usable because its resources have been freed." if @cleaned_up
 
-				# Nil token OK, just set it to empty string      
+				# Nil token OK, just set it to empty string
 				token = "" if token.nil?
 
 				if token.include? "Negotiate"
@@ -278,17 +278,17 @@ module Win32
 					token = token.split(" ").last
 				end
 
-				if token.include? B64_TOKEN_PREFIX 
+				if token.include? B64_TOKEN_PREFIX
 					# indicates base64 encoded token
           token = token.strip.unpack("m")[0]
 				end
-	      
+
 				outputBuffer = SecurityBuffer.new
-				result = SSPIResult.new(API::InitializeSecurityContext.call(@credentials.to_p, @context.to_p, nil, 
-					REQUEST_FLAGS, 0, SECURITY_NETWORK_DREP, SecurityBuffer.new(token).to_p, 0, 
+				result = SSPIResult.new(API::InitializeSecurityContext.call(@credentials.to_p, @context.to_p, nil,
+					REQUEST_FLAGS, 0, SECURITY_NETWORK_DREP, SecurityBuffer.new(token).to_p, 0,
 					@context.to_p,
 					outputBuffer.to_p, @contextAttributes, TimeStamp.new.to_p))
-	       
+
 				if result.ok? then
 					return encode_token(outputBuffer.token)
 				else
@@ -316,7 +316,7 @@ module Win32
 				@credentials = CredHandle.new
 				ts = TimeStamp.new
 				@identity = Identity.new @user, @domain
-				result = SSPIResult.new(API::AcquireCredentialsHandle.call(nil, "Negotiate", SECPKG_CRED_OUTBOUND, nil, @identity.to_p, 
+				result = SSPIResult.new(API::AcquireCredentialsHandle.call(nil, "Negotiate", SECPKG_CRED_OUTBOUND, nil, @identity.to_p,
 					nil, nil, @credentials.to_p, ts.to_p))
 				raise "Error acquire credentials: #{result}" unless result.ok?
 			end