diff options
Diffstat (limited to 'jni/ruby/ext/win32/lib')
| -rw-r--r-- | jni/ruby/ext/win32/lib/Win32API.rb | 37 | ||||
| -rw-r--r-- | jni/ruby/ext/win32/lib/win32/importer.rb | 8 | ||||
| -rw-r--r-- | jni/ruby/ext/win32/lib/win32/registry.rb | 909 | ||||
| -rw-r--r-- | jni/ruby/ext/win32/lib/win32/resolv.rb | 378 | ||||
| -rw-r--r-- | jni/ruby/ext/win32/lib/win32/sspi.rb | 330 |
5 files changed, 1662 insertions, 0 deletions
diff --git a/jni/ruby/ext/win32/lib/Win32API.rb b/jni/ruby/ext/win32/lib/Win32API.rb new file mode 100644 index 0000000..71f1d30 --- /dev/null +++ b/jni/ruby/ext/win32/lib/Win32API.rb @@ -0,0 +1,37 @@ +# -*- ruby -*- +# for backward compatibility +warn "Warning:#{caller[0].sub(/:in `.*'\z/, '')}: Win32API is deprecated after Ruby 1.9.1; use fiddle directly instead" if $VERBOSE + +require 'fiddle/import' + +class Win32API + DLL = {} + TYPEMAP = {"0" => Fiddle::TYPE_VOID, "S" => Fiddle::TYPE_VOIDP, "I" => Fiddle::TYPE_LONG} + POINTER_TYPE = Fiddle::SIZEOF_VOIDP == Fiddle::SIZEOF_LONG_LONG ? 'q*' : 'l!*' + + def initialize(dllname, func, import, export = "0", calltype = :stdcall) + @proto = [import].join.tr("VPpNnLlIi", "0SSI").sub(/^(.)0*$/, '\1') + handle = DLL[dllname] ||= Fiddle.dlopen(dllname) + + @func = Fiddle::Function.new( + handle[func], + @proto.chars.map { |win_type| TYPEMAP[win_type.tr("VPpNnLlIi", "0SSI")] }, + TYPEMAP[export.tr("VPpNnLlIi", "0SSI")], + Fiddle::Importer.const_get(:CALL_TYPE_TO_ABI)[calltype] + ) + rescue Fiddle::DLError => e + raise LoadError, e.message, e.backtrace + end + + def call(*args) + import = @proto.split("") + args.each_with_index do |x, i| + args[i], = [x == 0 ? nil : x].pack("p").unpack(POINTER_TYPE) if import[i] == "S" + args[i], = [x].pack("I").unpack("i") if import[i] == "I" + end + ret, = @func.call(*args) + return ret || 0 + end + + alias Call call +end diff --git a/jni/ruby/ext/win32/lib/win32/importer.rb b/jni/ruby/ext/win32/lib/win32/importer.rb new file mode 100644 index 0000000..7975cb7 --- /dev/null +++ b/jni/ruby/ext/win32/lib/win32/importer.rb @@ -0,0 +1,8 @@ +require 'fiddle/import' + +module Win32 +end + +Win32.module_eval do + Importer = Fiddle::Importer +end diff --git a/jni/ruby/ext/win32/lib/win32/registry.rb b/jni/ruby/ext/win32/lib/win32/registry.rb new file mode 100644 index 0000000..b17c85c --- /dev/null +++ b/jni/ruby/ext/win32/lib/win32/registry.rb @@ -0,0 +1,909 @@ +require 'win32/importer' + +module Win32 + +=begin rdoc += Win32 Registry + +win32/registry is registry accessor library for Win32 platform. +It uses importer to call Win32 Registry APIs. + +== example + Win32::Registry::HKEY_CURRENT_USER.open('SOFTWARE\foo') do |reg| + value = reg['foo'] # read a value + value = reg['foo', Win32::Registry::REG_SZ] # read a value with type + type, value = reg.read('foo') # read a value + 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 + end + += Reference + +== Win32::Registry class + +--- info + +--- num_keys + +--- max_key_length + +--- num_values + +--- max_value_name_length + +--- max_value_length + +--- descriptor_length + +--- wtime + Returns an item of key information. + +=== constants +--- HKEY_CLASSES_ROOT + +--- HKEY_CURRENT_USER + +--- HKEY_LOCAL_MACHINE + +--- HKEY_PERFORMANCE_DATA + +--- HKEY_CURRENT_CONFIG + +--- HKEY_DYN_DATA + + Win32::Registry object whose key is predefined key. +For detail, see the MSDN[http://msdn.microsoft.com/library/en-us/sysinfo/base/predefined_keys.asp] article. + +=end rdoc + + WCHAR = Encoding::UTF_16LE + WCHAR_NUL = "\0".encode(WCHAR).freeze + WCHAR_CR = "\r".encode(WCHAR).freeze + WCHAR_SIZE = WCHAR_NUL.bytesize + LOCALE = Encoding.find(Encoding.locale_charmap) + + class Registry + + # + # For detail, see the MSDN[http://msdn.microsoft.com/library/en-us/sysinfo/base/registry.asp]. + # + # --- HKEY_* + # + # Predefined key ((*handle*)). + # These are Integer, not Win32::Registry. + # + # --- REG_* + # + # Registry value type. + # + # --- KEY_* + # + # Security access mask. + # + # --- KEY_OPTIONS_* + # + # Key options. + # + # --- REG_CREATED_NEW_KEY + # + # --- REG_OPENED_EXISTING_KEY + # + # If the key is created newly or opened existing key. + # See also Registry#disposition method. + module Constants + HKEY_CLASSES_ROOT = 0x80000000 + HKEY_CURRENT_USER = 0x80000001 + HKEY_LOCAL_MACHINE = 0x80000002 + HKEY_USERS = 0x80000003 + HKEY_PERFORMANCE_DATA = 0x80000004 + HKEY_PERFORMANCE_TEXT = 0x80000050 + HKEY_PERFORMANCE_NLSTEXT = 0x80000060 + HKEY_CURRENT_CONFIG = 0x80000005 + HKEY_DYN_DATA = 0x80000006 + + REG_NONE = 0 + REG_SZ = 1 + REG_EXPAND_SZ = 2 + REG_BINARY = 3 + REG_DWORD = 4 + REG_DWORD_LITTLE_ENDIAN = 4 + REG_DWORD_BIG_ENDIAN = 5 + REG_LINK = 6 + REG_MULTI_SZ = 7 + REG_RESOURCE_LIST = 8 + REG_FULL_RESOURCE_DESCRIPTOR = 9 + 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 + KEY_SET_VALUE = 0x0002 + KEY_CREATE_SUB_KEY = 0x0004 + KEY_ENUMERATE_SUB_KEYS = 0x0008 + KEY_NOTIFY = 0x0010 + KEY_CREATE_LINK = 0x0020 + KEY_READ = STANDARD_RIGHTS_READ | + KEY_QUERY_VALUE | KEY_ENUMERATE_SUB_KEYS | KEY_NOTIFY + KEY_WRITE = STANDARD_RIGHTS_WRITE | + 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 + REG_OPTION_CREATE_LINK = 0x0002 + REG_OPTION_BACKUP_RESTORE = 0x0004 + REG_OPTION_OPEN_LINK = 0x0008 + 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 + # + class Error < ::StandardError + module Kernel32 + extend Importer + dlload "kernel32.dll" + end + FormatMessageW = Kernel32.extern "int FormatMessageW(int, void *, int, int, void *, int, void *)", :stdcall + def initialize(code) + @code = code + buff = WCHAR_NUL * 1024 + lang = 0 + begin + len = FormatMessageW.call(0x1200, 0, code, lang, buff, 1024, 0) + msg = buff.byteslice(0, len * WCHAR_SIZE) + msg.delete!(WCHAR_CR) + msg.chomp! + msg.encode!(LOCALE) + rescue EncodingError + raise unless lang == 0 + lang = 0x0409 # en_US + retry + end + super msg + end + attr_reader :code + end + + # + # Predefined Keys + # + class PredefinedKey < Registry + def initialize(hkey, keyname) + @hkey = hkey + @parent = nil + @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 method 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.to_s) + end + end + + # + # Win32 APIs + # + module API + include Constants + extend Importer + dlload "advapi32.dll" + [ + "long RegOpenKeyExW(void *, void *, long, long, void *)", + "long RegCreateKeyExW(void *, void *, long, long, long, long, void *, void *, void *)", + "long RegEnumValueW(void *, long, void *, void *, void *, void *, void *, void *)", + "long RegEnumKeyExW(void *, long, void *, void *, void *, void *, void *, void *)", + "long RegQueryValueExW(void *, void *, void *, void *, void *, void *)", + "long RegSetValueExW(void *, void *, long, long, void *, long)", + "long RegDeleteValueW(void *, void *)", + "long RegDeleteKeyW(void *, void *)", + "long RegFlushKey(void *)", + "long RegCloseKey(void *)", + "long RegQueryInfoKey(void *, void *, void *, void *, void *, void *, void *, void *, void *, void *, void *, void *)", + ].each do |fn| + cfunc = extern fn, :stdcall + const_set cfunc.name.intern, cfunc + end + + module_function + + def check(result) + raise Error, result, caller(1) if result != 0 + end + + def win64? + /^(?:x64|x86_64)/ =~ RUBY_PLATFORM + end + + def packhandle(h) + win64? ? packqw(h) : packdw(h) + end + + def unpackhandle(h) + win64? ? unpackqw(h) : unpackdw(h) + 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 make_wstr(str) + str.encode(WCHAR) + end + + def OpenKey(hkey, name, opt, desired) + result = packhandle(0) + check RegOpenKeyExW.call(hkey, make_wstr(name), opt, desired, result) + unpackhandle(result) + end + + def CreateKey(hkey, name, opt, desired) + result = packhandle(0) + disp = packdw(0) + check RegCreateKeyExW.call(hkey, make_wstr(name), 0, 0, opt, desired, + 0, result, disp) + [ unpackhandle(result), unpackdw(disp) ] + end + + def EnumValue(hkey, index) + name = WCHAR_NUL * Constants::MAX_KEY_LENGTH + size = packdw(Constants::MAX_KEY_LENGTH) + check RegEnumValueW.call(hkey, index, name, size, 0, 0, 0, 0) + name.byteslice(0, unpackdw(size) * WCHAR_SIZE) + end + + def EnumKey(hkey, index) + name = WCHAR_NUL * Constants::MAX_KEY_LENGTH + size = packdw(Constants::MAX_KEY_LENGTH) + wtime = ' ' * 8 + check RegEnumKeyExW.call(hkey, index, name, size, 0, 0, 0, wtime) + [ name.byteslice(0, unpackdw(size) * WCHAR_SIZE), unpackqw(wtime) ] + end + + def QueryValue(hkey, name) + type = packdw(0) + size = packdw(0) + name = make_wstr(name) + check RegQueryValueExW.call(hkey, name, 0, type, 0, size) + data = "\0".force_encoding('ASCII-8BIT') * unpackdw(size) + check RegQueryValueExW.call(hkey, name, 0, type, data, size) + [ unpackdw(type), data[0, unpackdw(size)] ] + end + + def SetValue(hkey, name, type, data, size) + case type + when REG_SZ, REG_EXPAND_SZ, REG_MULTI_SZ + data = data.encode(WCHAR) + size ||= data.bytesize + WCHAR_SIZE + end + check RegSetValueExW.call(hkey, make_wstr(name), 0, type, data, size) + end + + def DeleteValue(hkey, name) + check RegDeleteValue.call(hkey, make_wstr(name)) + end + + def DeleteKey(hkey, name) + check RegDeleteKey.call(hkey, make_wstr(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) + values = packdw(0) + maxvaluenamelen = packdw(0) + maxvaluelen = packdw(0) + secdescs = packdw(0) + wtime = ' ' * 8 + check RegQueryInfoKey.call(hkey, 0, 0, 0, subkeys, maxsubkeylen, 0, + values, maxvaluenamelen, maxvaluelen, secdescs, wtime) + [ unpackdw(subkeys), unpackdw(maxsubkeylen), unpackdw(values), + unpackdw(maxvaluenamelen), unpackdw(maxvaluelen), + unpackdw(secdescs), unpackqw(wtime) ] + end + end + + # + # Replace %\w+% into the environment value of what is contained between the %'s + # This method is used for REG_EXPAND_SZ. + # + # For detail, see expandEnvironmentStrings[http://msdn.microsoft.com/library/en-us/sysinfo/base/expandenvironmentstrings.asp] \Win32 \API. + # + def self.expand_environ(str) + str.gsub(Regexp.compile("%([^%]+)%".encode(str.encoding))) { + v = $1.encode(LOCALE) + (e = ENV[v] || ENV[v.upcase]; e.encode(str.encoding) if e) || + $& + } + end + + @@type2name = { } + %w[ + REG_NONE REG_SZ REG_EXPAND_SZ REG_BINARY REG_DWORD + REG_DWORD_BIG_ENDIAN REG_LINK REG_MULTI_SZ + REG_RESOURCE_LIST REG_FULL_RESOURCE_DESCRIPTOR + REG_RESOURCE_REQUIREMENTS_LIST REG_QWORD + ].each do |type| + @@type2name[Constants.const_get(type)] = type + end + + # + # Convert registry type value to readable string. + # + def self.type2name(type) + @@type2name[type] || type.to_s + end + + # + # Convert 64-bit FILETIME integer into Time object. + # + def self.wtime2time(wtime) + Time.at((wtime - 116444736000000000) / 10000000) + end + + # + # Convert Time object or Integer object into 64-bit FILETIME. + # + def self.time2wtime(time) + time.to_i * 10000000 + 116444736000000000 + end + + # + # constructor + # + private_class_method :new + + # + # --- Registry.open(key, subkey, desired = KEY_READ, opt = REG_OPTION_RESERVED) + # + # --- Registry.open(key, subkey, desired = KEY_READ, opt = REG_OPTION_RESERVED) { |reg| ... } + # + # 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 the MSDN[http://msdn.microsoft.com/library/en-us/sysinfo/base/regopenkeyex.asp]. + # If block is given, the key is closed automatically. + def self.open(hkey, subkey, desired = KEY_READ, opt = REG_OPTION_RESERVED) + subkey = subkey.chomp('\\') + newkey = API.OpenKey(hkey.hkey, subkey, opt, desired) + obj = new(newkey, hkey, subkey, REG_OPENED_EXISTING_KEY) + if block_given? + begin + yield obj + ensure + obj.close + end + else + obj + end + end + + # + # --- 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. + # + 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) + if block_given? + begin + yield obj + ensure + obj.close + end + else + obj + end + end + + # + # finalizer + # + @@final = proc { |hkey| proc { API.CloseKey(hkey[0]) if hkey[0] } } + + # + # initialize + # + def initialize(hkey, parent, keyname, disposition) + @hkey = hkey + @parent = parent + @keyname = keyname + @disposition = disposition + @hkeyfinal = [ hkey ] + ObjectSpace.define_finalizer self, @@final.call(@hkeyfinal) + end + + # Returns key handle value. + attr_reader :hkey + # Win32::Registry object of parent key, or nil if predefeined key. + attr_reader :parent + # Same as subkey value of Registry.open or + # Registry.create method. + attr_reader :keyname + # Disposition value (REG_CREATED_NEW_KEY or REG_OPENED_EXISTING_KEY). + attr_reader :disposition + + # + # Returns if key is created ((*newly*)). + # (see Registry.create) -- basically you call create + # then when you call created? on the instance returned + # it will tell if it was successful or not + # + def created? + @disposition == REG_CREATED_NEW_KEY + end + + # + # Returns if key is not closed. + # + def open? + !@hkey.nil? + end + + # + # Full path of key such as 'HKEY_CURRENT_USER\SOFTWARE\foo\bar'. + # + def name + parent = self + name = @keyname + while parent = parent.parent + name = parent.keyname + '\\' + name + end + name + end + + def inspect + "\#<Win32::Registry key=#{name.inspect}>" + end + + # + # marshalling is not allowed + # + def _dump(depth) + raise TypeError, "can't dump Win32::Registry" + end + + # + # Same as Win32::Registry.open (self, subkey, desired, opt) + # + def open(subkey, desired = KEY_READ, opt = REG_OPTION_RESERVED, &blk) + self.class.open(self, subkey, desired, opt, &blk) + end + + # + # Same as Win32::Registry.create (self, subkey, desired, opt) + # + def create(subkey, desired = KEY_ALL_ACCESS, opt = REG_OPTION_RESERVED, &blk) + self.class.create(self, subkey, desired, opt, &blk) + end + + # + # Close key. + # + # After close, most method raise an error. + # + def close + API.CloseKey(@hkey) + @hkey = @parent = @keyname = nil + @hkeyfinal[0] = nil + end + + # + # Enumerate values. + # + def each_value + index = 0 + while true + begin + subkey = API.EnumValue(@hkey, index) + rescue Error + break + end + subkey = export_string(subkey) + begin + type, data = read(subkey) + rescue Error + next + end + yield subkey, type, data + index += 1 + end + index + end + alias each each_value + + # + # return values as an array + # + def values + vals_ary = [] + each_value { |*, val| vals_ary << val } + vals_ary + end + + # + # Enumerate subkeys. + # + # subkey is String which contains name of subkey. + # wtime is last write time as FILETIME (64-bit integer). + # (see Registry.wtime2time) + # + def each_key + index = 0 + while true + begin + subkey, wtime = API.EnumKey(@hkey, index) + rescue Error + break + end + subkey = export_string(subkey) + yield subkey, wtime + index += 1 + end + index + end + + # + # return keys as an array + # + def keys + keys_ary = [] + each_key { |key,| keys_ary << key } + keys_ary + end + + # 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 + # String + # :REG_MULTI_SZ + # Array of String + # :REG_DWORD, REG_DWORD_BIG_ENDIAN, REG_QWORD + # Integer + # :REG_BINARY + # String (contains binary data) + # + # When rtype is specified, the value type must be included by + # rtype array, or TypeError is raised. + def read(name, *rtype) + type, data = API.QueryValue(@hkey, name) + unless rtype.empty? or rtype.include?(type) + raise TypeError, "Type mismatch (expect #{rtype.inspect} but #{type} present)" + end + case type + when REG_SZ, REG_EXPAND_SZ + [ type, data.encode(name.encoding, WCHAR).chop ] + when REG_MULTI_SZ + [ type, data.encode(name.encoding, WCHAR).split(/\0/) ] + when REG_BINARY + [ type, data ] + when REG_DWORD + [ type, API.unpackdw(data) ] + when REG_DWORD_BIG_ENDIAN + [ type, data.unpack('N')[0] ] + when REG_QWORD + [ type, API.unpackqw(data) ] + else + raise TypeError, "Type #{type} is not supported." + end + end + + # + # 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. + # + def [](name, *rtype) + type, data = read(name, *rtype) + case type + when REG_SZ, REG_DWORD, REG_QWORD, REG_MULTI_SZ + data + when REG_EXPAND_SZ + Registry.expand_environ(data) + else + raise TypeError, "Type #{type} is not supported." + end + end + + # 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. + def read_s(name) + read(name, REG_SZ)[1] + end + + # + # 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. + # + def read_s_expand(name) + type, data = read(name, REG_SZ, REG_EXPAND_SZ) + if type == REG_EXPAND_SZ + Registry.expand_environ(data) + else + data + end + end + + # + # 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. + # + def read_i(name) + read(name, REG_DWORD, REG_DWORD_BIG_ENDIAN, REG_QWORD)[1] + end + + # + # 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. + # + def read_bin(name) + read(name, REG_BINARY)[1] + end + + # + # 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. + # + def write(name, type, data) + termsize = 0 + case type + when REG_SZ, REG_EXPAND_SZ + data = data.encode(WCHAR) + termsize = WCHAR_SIZE + when REG_MULTI_SZ + data = data.to_a.map {|s| s.encode(WCHAR)}.join(WCHAR_NUL) << WCHAR_NUL + termsize = WCHAR_SIZE + when REG_BINARY + data = data.to_s + when REG_DWORD + data = API.packdw(data.to_i) + when REG_DWORD_BIG_ENDIAN + data = [data.to_i].pack('N') + when REG_QWORD + data = API.packqw(data.to_i) + else + raise TypeError, "Unsupported type #{type}" + end + API.SetValue(@hkey, name, type, data, data.bytesize + termsize) + end + + # + # 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 + # REG_DWORD + # :String + # REG_SZ + # :Array + # REG_MULTI_SZ + # + def []=(name, rtype, value = nil) + if value + write name, rtype, value + else + case value = rtype + when Integer + write name, REG_DWORD, value + when String + write name, REG_SZ, value + when Array + write name, REG_MULTI_SZ, value + else + raise TypeError, "Unexpected type #{value.class}" + end + end + value + end + + # + # 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). + # + def write_s(name, value) + write name, REG_SZ, value.to_s + end + + # + # 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). + # + def write_i(name, value) + write name, REG_DWORD, value.to_i + end + + # + # 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). + # + def write_bin(name, value) + write name, REG_BINARY, value.to_s + end + + # + # Delete a registry value named name. + # We can not delete the `default' value. + # + def delete_value(name) + API.DeleteValue(@hkey, name) + end + alias delete delete_value + + # + # 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. + # + def delete_key(name, recursive = false) + if recursive + open(name, KEY_ALL_ACCESS) do |reg| + reg.keys.each do |key| + begin + reg.delete_key(key, true) + rescue Error + # + end + end + end + API.DeleteKey(@hkey, name) + else + begin + API.EnumKey @hkey, 0 + rescue Error + return API.DeleteKey(@hkey, name) + end + raise Error.new(5) ## ERROR_ACCESS_DENIED + end + end + + # + # Write all the attributes into the registry file. + # + def flush + API.FlushKey @hkey + end + + # + # Returns key information as Array of: + # :num_keys + # The number of subkeys. + # :max_key_length + # Maximum length of name of subkeys. + # :num_values + # The number of values. + # :max_value_name_length + # Maximum length of name of values. + # :max_value_length + # Maximum length of value of values. + # :descriptor_length + # Length of security descriptor. + # :wtime + # Last write time as FILETIME(64-bit integer) + # + # For detail, see RegQueryInfoKey[http://msdn.microsoft.com/library/en-us/sysinfo/base/regqueryinfokey.asp] Win32 API. + # + def info + API.QueryInfoKey(@hkey) + end + + # + # Returns an item of key information. + # + %w[ + num_keys max_key_length + num_values max_value_name_length max_value_length + descriptor_length wtime + ].each_with_index do |s, i| + eval <<-__END__ + def #{s} + info[#{i}] + end + __END__ + end + + private + + def export_string(str, enc = Encoding.default_internal || LOCALE) # :nodoc: + str.encode(enc) + end + end +end diff --git a/jni/ruby/ext/win32/lib/win32/resolv.rb b/jni/ruby/ext/win32/lib/win32/resolv.rb new file mode 100644 index 0000000..b5c11bf --- /dev/null +++ b/jni/ruby/ext/win32/lib/win32/resolv.rb @@ -0,0 +1,378 @@ +=begin += Win32 DNS and DHCP I/F + +=end + +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? + search = nil + else + search.delete("") + search.uniq! + end + if nameserver.empty? + nameserver = nil + else + nameserver.delete("") + nameserver.delete("0.0.0.0") + nameserver.uniq! + end + [ search, nameserver ] + end + +module Kernel32 + extend Importer + dlload "kernel32" +end +getv = Kernel32.extern "int GetVersionExA(void *)", :stdcall +info = [ 148, 0, 0, 0, 0 ].pack('V5') + "\0" * 128 +getv.call(info) +if info.unpack('V5')[4] == 2 # VER_PLATFORM_WIN32_NT +#==================================================================== +# Windows NT +#==================================================================== + module_eval <<-'__EOS__', __FILE__, __LINE__+1 + TCPIP_NT = 'SYSTEM\CurrentControlSet\Services\Tcpip\Parameters' + + class << self + private + def get_hosts_dir + Registry::HKEY_LOCAL_MACHINE.open(TCPIP_NT) do |reg| + reg.read_s_expand('DataBasePath') + end + end + + def get_info + search = nil + nameserver = [] + Registry::HKEY_LOCAL_MACHINE.open(TCPIP_NT) do |reg| + begin + slist = reg.read_s('SearchList') + search = slist.split(/,\s*/) unless slist.empty? + rescue Registry::Error + end + + if add_search = search.nil? + search = [] + begin + nvdom = reg.read_s('NV Domain') + unless nvdom.empty? + @search = [ nvdom ] + if reg.read_i('UseDomainNameDevolution') != 0 + if /^\w+\./ =~ nvdom + devo = $' + end + end + end + rescue Registry::Error + end + end + + reg.open('Interfaces') do |h| + h.each_key do |iface,| + h.open(iface) do |regif| + begin + [ 'NameServer', 'DhcpNameServer' ].each do |key| + begin + ns = regif.read_s(key) + rescue + else + unless ns.empty? + nameserver.concat(ns.split(/[,\s]\s*/)) + break + end + end + end + rescue Registry::Error + end + + if add_search + begin + [ 'Domain', 'DhcpDomain' ].each do |key| + dom = regif.read_s(key) + unless dom.empty? + search.concat(dom.split(/,\s*/)) + break + end + end + rescue Registry::Error + end + end + end + end + end + search << devo if add_search and devo + end + [ search.uniq, nameserver.uniq ] + end + end + __EOS__ +else +#==================================================================== +# Windows 9x +#==================================================================== + module_eval <<-'__EOS__', __FILE__, __LINE__+1 + 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 = [] + begin + Registry::HKEY_LOCAL_MACHINE.open(TCPIP_9X) do |reg| + if reg.read_s("EnableDNS") == "1" + domain = reg.read_s("Domain") + ns = reg.read_s("NameServer") + slist = reg.read_s("SearchList") + search << domain unless domain.empty? + search.concat(slist.split(/,\s*/)) + nameserver.concat(ns.split(/[,\s]\s*/)) + end + end + rescue Registry::Error + end + + dhcpinfo = get_dhcpinfo + search.concat(dhcpinfo[0]) + nameserver.concat(dhcpinfo[1]) + [ search, nameserver ] + end + + def get_dhcpinfo + macaddrs = {} + ipaddrs = {} + WsControl.get_iflist.each do |index, macaddr, *ipaddr| + macaddrs[macaddr] = 1 + ipaddr.each { |ipaddr| ipaddrs[ipaddr] = 1 } + end + iflist = [ macaddrs, ipaddrs ] + + search = [] + nameserver = [] + version = -1 + Registry::HKEY_LOCAL_MACHINE.open(DHCP_9X) do |reg| + begin + 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| + dom, ns = get_dhcpinfo_key(version, regdi, iflist) + search << dom if dom + nameserver.concat(ns) if ns + end + end + end + end + [ search, nameserver ] + end + + def get_dhcpinfo_95(reg) + dhcp = reg.read_bin("DhcpInfo") + [ + API.unpackdw(dhcp[4..7]), + API.unpackdw(dhcp[8..11]), + 1, + dhcp[45..50], + reg.read_bin("OptionInfo"), + ] + end + + def get_dhcpinfo_98(reg) + [ + API.unpackdw(reg.read_bin("DhcpIPAddress")), + API.unpackdw(reg.read_bin("DhcpSubnetMask")), + API.unpackdw(reg.read_bin("HardwareType")), + reg.read_bin("HardwareAddress"), + reg.read_bin("OptionInfo"), + ] + end + + def get_dhcpinfo_key(version, reg, iflist) + info = case version + when 1 + get_dhcpinfo_95(reg) + when 2 + get_dhcpinfo_98(reg) + else + begin + get_dhcpinfo_98(reg) + rescue Registry::Error + get_dhcpinfo_95(reg) + end + end + ipaddr, netmask, hwtype, macaddr, opt = info + throw :not_used unless + ipaddr and ipaddr != 0 and + netmask and netmask != 0 and + macaddr and macaddr.size == 6 and + hwtype == 1 and + iflist[0][macaddr] and iflist[1][ipaddr] + + size = opt.size + idx = 0 + while idx <= size + opttype = opt[idx] + optsize = opt[idx + 1] + optval = opt[idx + 2, optsize] + case opttype + when 0xFF ## term + break + when 0x0F ## domain + domain = optval.chomp("\0") + when 0x06 ## dns + nameserver = optval.scan(/..../).collect { |addr| + "%d.%d.%d.%d" % addr.unpack('C4') + } + end + idx += optsize + 2 + end + [ domain, nameserver ] + rescue Registry::Error + throw :not_used + end + end + + module WsControl + module WSock32 + extend Importer + dlload "wsock32.dll" + 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 + INFO_CLASS_GENERIC = 0x100 + INFO_CLASS_PROTOCOL = 0x200 + INFO_TYPE_PROVIDER = 0x100 + ENTITY_LIST_ID = 0 + GENERIC_ENTITY = 0 + CL_NL_ENTITY = 0x301 + IF_ENTITY = 0x200 + ENTITY_TYPE_ID = 1 + CL_NL_IP = 0x303 + 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) + reqinfo = [ + ## TDIEntityID + tei_entity, tei_instance, + ## TDIObjectID + toi_class, toi_type, toi_id, + ## TCP_REQUEST_INFORMATION_EX + "" + ].pack('VVVVVa16') + reqsize = API.packdw(reqinfo.size) + buff = "\0" * buffsize + buffsize = API.packdw(buffsize) + result = WsControl.call( + IPPROTO_TCP, + WSCTL_TCP_QUERY_INFORMATION, + reqinfo, reqsize, + buff, buffsize) + if result != 0 + raise RuntimeError, "WsControl failed.(#{result})" + end + [ buff, API.unpackdw(buffsize) ] + end + private_class_method :wsctl + + def self.get_iflist + # Get TDI Entity List + entities, size = + wsctl(GENERIC_ENTITY, 0, + INFO_CLASS_GENERIC, + INFO_TYPE_PROVIDER, + ENTITY_LIST_ID, + MAX_TDI_ENTITIES * 8) # sizeof(TDIEntityID) + entities = entities[0, size]. + scan(/.{8}/). + collect { |e| e.unpack('VV') } + + # Get MIB Interface List + iflist = [] + ifcount = 0 + entities.each do |entity, instance| + if( (entity & IF_ENTITY)>0 ) + ifcount += 1 + etype, = wsctl(entity, instance, + INFO_CLASS_GENERIC, + INFO_TYPE_PROVIDER, + ENTITY_TYPE_ID, + 4) + if( (API.unpackdw(etype) & IF_MIB)==IF_MIB ) + ifentry, = wsctl(entity, instance, + INFO_CLASS_PROTOCOL, + INFO_TYPE_PROVIDER, + IF_MIB_STATS_ID, + 21 * 4 + 8 + 130) # sizeof(IFEntry) + iflist << [ + API.unpackdw(ifentry[0,4]), + ifentry[20, 6] + ] + end + end + end + + # Get IP Addresses + entities.each do |entity, instance| + if entity == CL_NL_ENTITY + etype, = wsctl(entity, instance, + INFO_CLASS_GENERIC, + INFO_TYPE_PROVIDER, + ENTITY_TYPE_ID, + 4) + if API.unpackdw(etype) == CL_NL_IP + ipentries, = wsctl(entity, instance, + INFO_CLASS_PROTOCOL, + INFO_TYPE_PROVIDER, + IP_MIB_ADDRTABLE_ENTRY_ID, + 24 * (ifcount+1)) # sizeof(IPAddrEntry) + ipentries.scan(/.{24}/) do |ipentry| + ipaddr, index = ipentry.unpack('VV') + if ifitem = iflist.assoc(index) + ifitem << ipaddr + end + end + end + end + end + iflist + end + end + __EOS__ +end +#==================================================================== + end +end diff --git a/jni/ruby/ext/win32/lib/win32/sspi.rb b/jni/ruby/ext/win32/lib/win32/sspi.rb new file mode 100644 index 0000000..4645e1b --- /dev/null +++ b/jni/ruby/ext/win32/lib/win32/sspi.rb @@ -0,0 +1,330 @@ +# +# = 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 +# modify this program under the same terms of ruby itself --- +# Ruby Distribution License or GNU General Public License. +# + +require 'Win32API' + +# Implements bindings to Win32 SSPI functions, focused on authentication to a proxy server over HTTP. +module Win32 + module SSPI + # Specifies how credential structure requested will be used. Only SECPKG_CRED_OUTBOUND is used + # here. + SECPKG_CRED_INBOUND = 0x00000001 + SECPKG_CRED_OUTBOUND = 0x00000002 + SECPKG_CRED_BOTH = 0x00000003 + + # Format of token. NETWORK format is used here. + SECURITY_NATIVE_DREP = 0x00000010 + SECURITY_NETWORK_DREP = 0x00000000 + + # InitializeSecurityContext Requirement flags + ISC_REQ_REPLAY_DETECT = 0x00000004 + ISC_REQ_SEQUENCE_DETECT = 0x00000008 + ISC_REQ_CONFIDENTIALITY = 0x00000010 + ISC_REQ_USE_SESSION_KEY = 0x00000020 + ISC_REQ_PROMPT_FOR_CREDS = 0x00000040 + ISC_REQ_CONNECTION = 0x00000800 + + # 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') + # Can be called with InitializeSecurityContext.call() + InitializeSecurityContext = Win32API.new("secur32", "InitializeSecurityContext", 'pppLLLpLpppp', 'L') + # Can be called with DeleteSecurityContext.call() + DeleteSecurityContext = Win32API.new("secur32", "DeleteSecurityContext", 'P', 'L') + # 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 + + # TimeStamp struct + class TimeStamp + attr_reader :struct + + def to_p + @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 + + def initialize(buffer = nil) + @buffer = buffer || "\0" * TOKENBUFSIZE + @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. + @unpacked = nil + # Assignment of inner structure to variable is very important here. Without it, + # 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") + 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. + def unpack + if ! @unpacked && @sec_buffer && @struct + @bufferSize, @type = @sec_buffer.unpack("LL") + @buffer = @sec_buffer.unpack("LLP#{@bufferSize}")[2] + @struct = nil + @sec_buffer = nil + @unpacked = true + 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, + @domain, @domain ? @domain.length : 0, + @password, @password ? @password.length : 0, + @flags].pack("PLPLPLL") + end + end + + # Takes a return result from an SSPI function and interprets the value. + class SSPIResult + # Good results + SEC_E_OK = 0x00000000 + SEC_I_CONTINUE_NEEDED = 0x00090312 + + # These are generally returned by InitializeSecurityContext + SEC_E_INSUFFICIENT_MEMORY = 0x80090300 + SEC_E_INTERNAL_ERROR = 0x80090304 + SEC_E_INVALID_HANDLE = 0x80090301 + SEC_E_INVALID_TOKEN = 0x80090308 + SEC_E_LOGON_DENIED = 0x8009030C + SEC_E_NO_AUTHENTICATING_AUTHORITY = 0x80090311 + SEC_E_NO_CREDENTIALS = 0x8009030E + SEC_E_TARGET_UNKNOWN = 0x80090303 + SEC_E_UNSUPPORTED_FUNCTION = 0x80090302 + SEC_E_WRONG_PRINCIPAL = 0x80090322 + + # These are generally returned by AcquireCredentialsHandle + 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 + elsif other.is_a?(Fixnum) + @value == @@map[other] + else + false + end + end + end + + # Handles "Negotiate" type authentication. Geared towards authenticating with a proxy server over HTTP + 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") + + # 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 + # have been constructed using the Net::HTTP.Proxy method, but anything that responds to "get" will work. + # If a user and domain are given, will authenticate as the given user. + # Returns the response received from the get method (usually Net::HTTPResponse) + 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) } + end + + 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. + def initialize(user = nil, domain = nil) + 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 + + # Gets the initial Negotiate token. Returns it as a base64 encoded string suitable for use in HTTP. Can + # be easily decoded, however. + def get_initial_token + raise "This object is no longer usable because its resources have been freed." if @cleaned_up + get_credentials + + outputBuffer = SecurityBuffer.new + @context = CtxtHandle.new + @contextAttributes = "\0" * 4 + + 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 + return encode_token(outputBuffer.token) + else + 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. + # 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 + token = "" if token.nil? + + if token.include? "Negotiate" + # If the Negotiate prefix is passed in, assume we are seeing "Negotiate <token>" and get the token. + token = token.split(" ").last + end + + 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, + @context.to_p, + outputBuffer.to_p, @contextAttributes, TimeStamp.new.to_p)) + + if result.ok? then + return encode_token(outputBuffer.token) + else + raise "Error: #{result.to_s}" + end + ensure + # need to make sure we don't clean up if we've already cleaned up. + clean_up unless @cleaned_up + end + + private + + def clean_up + # free structures allocated + @cleaned_up = true + API::FreeCredentialsHandle.call(@credentials.to_p) + API::DeleteSecurityContext.call(@context.to_p) + @context = nil + @credentials = nil + @contextAttributes = nil + end + + # Gets credentials based on user, domain or both. If both are nil, an error occurs + def get_credentials + @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, + nil, nil, @credentials.to_p, ts.to_p)) + raise "Error acquire credentials: #{result}" unless result.ok? + end + + def encode_token(t) + # encode64 will add newlines every 60 characters so we need to remove those. + [t].pack("m").delete("\n") + end + end + end +end |