類別 Win32::SSPI::SecurityBuffer

# File ext/win32/lib/win32/sspi.rb, line 92
def initialize(buffer = nil)
  @buffer = buffer || "\0" * TOKENBUFSIZE
  @bufferSize = @buffer.length
  @type = SECBUFFER_TOKEN
end

# File ext/win32/lib/win32/sspi.rb, line 98
def bufferSize
  unpack
  @bufferSize
end

# File ext/win32/lib/win32/sspi.rb, line 103
def bufferType
  unpack
  @type
end

# File ext/win32/lib/win32/sspi.rb, line 113
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

# File ext/win32/lib/win32/sspi.rb, line 108
def token
  unpack
  @buffer
end

# File ext/win32/lib/win32/sspi.rb, line 129
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