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# -*- coding: binary -*-
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module Msf
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module Sessions
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###
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#
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# This class creates a platform-specific meterpreter session type
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#
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###
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class Meterpreter_Python_Python < Msf::Sessions::Meterpreter
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  ERROR_TYPE_UNKNOWN = 1
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  ERROR_TYPE_PYTHON = 2
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  ERROR_TYPE_WINDOWS = 3
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  # 16-bit CRC-CCITT XMODEM
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  PYTHON_ERROR_CRCS = {
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    0x02dd => 'NotImplementedError',
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    0x049a => 'RuntimeWarning',
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    0x09ae => 'IndentationError',
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    0x0bf4 => 'SystemExit',
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    0x1494 => 'GeneratorExit',
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    0x1511 => 'ConnectionRefusedError',
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    0x1765 => 'SyntaxWarning',
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    0x1f0e => 'SystemError',
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    0x33b1 => 'StandardError',
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    0x37b8 => 'IOError',
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    0x39df => 'PermissionError',
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    0x39e6 => 'AttributeError',
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    0x3b70 => 'ChildProcessError',
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    0x3c93 => 'UserWarning',
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    0x3ca3 => 'BufferError',
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    0x3e32 => 'StopIteration',
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    0x423c => 'NotADirectoryError',
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    0x42f1 => 'ConnectionError',
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    0x453b => 'UnboundLocalError',
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    0x470d => 'LookupError',
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    0x4cb2 => 'WindowsError',
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    0x4ecc => 'ResourceWarning',
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    0x532d => 'UnicodeEncodeError',
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    0x5dde => 'ConnectionAbortedError',
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    0x6011 => 'EOFError',
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    0x637f => 'UnicodeWarning',
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    0x6482 => 'RuntimeError',
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    0x6a75 => 'ArithmeticError',
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    0x6b73 => 'BlockingIOError',
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    0x70e0 => 'UnicodeDecodeError',
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    0x72b4 => 'AssertionError',
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    0x75a1 => 'TabError',
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    0x77c2 => 'ReferenceError',
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    0x7a4c => 'FutureWarning',
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    0x7a78 => 'Warning',
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    0x7ef9 => 'IsADirectoryError',
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    0x81dc => 'ConnectionResetError',
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    0x87fa => 'OSError',
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    0x8937 => 'KeyError',
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    0x8a80 => 'SyntaxError',
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    0x8f3e => 'TypeError',
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    0x9329 => 'MemoryError',
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    0x956e => 'ValueError',
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    0x96a1 => 'OverflowError',
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    0xa451 => 'InterruptedError',
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    0xa4d7 => 'FileExistsError',
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    0xb19a => 'ZeroDivisionError',
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    0xb27b => 'IndexError',
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    0xb628 => 'UnicodeError',
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    0xbb63 => 'TimeoutError',
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    0xbc91 => 'ImportWarning',
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    0xc18f => 'BrokenPipeError',
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    0xc3a0 => 'KeyboardInterrupt',
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    0xcbab => 'ImportError',
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    0xcd47 => 'NameError',
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    0xcd82 => 'ProcessLookupError',
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    0xdd4a => 'BaseException',
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    0xe5a3 => 'BytesWarning',
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    0xe97a => 'FileNotFoundError',
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    0xe98a => 'PendingDeprecationWarning',
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    0xf47c => 'DeprecationWarning',
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    0xf7c6 => 'Exception',
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    0xfa9d => 'EnvironmentError',
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    0xfcb4 => 'UnicodeTranslateError',
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    0xff8d => 'FloatingPointError'
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  }
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  def initialize(rstream, opts={})
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    super
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    self.base_platform = 'python'
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    self.base_arch = ARCH_PYTHON
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  end
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  def lookup_error(error_code)
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    unknown_error = 'Unknown error'
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    error_type = error_code & 0x0f
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    return unknown_error if error_type == ERROR_TYPE_UNKNOWN
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    error_code &= 0xffff0000
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    error_code >>= 16
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    if error_type == ERROR_TYPE_PYTHON
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      python_error = PYTHON_ERROR_CRCS[error_code]
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      return "Python exception: #{python_error}" unless python_error.nil?
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    elsif error_type == ERROR_TYPE_WINDOWS
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      return "Windows error: #{Msf::WindowsError.description(error_code)}"
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    end
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    unknown_error
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  end
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  def native_arch
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    @native_arch ||= self.core.native_arch
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  end
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  def supports_ssl?
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    false
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  end
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  def supports_zlib?
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    false
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  end
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end
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end
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end
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