mirror of
https://github.com/sqlmapproject/sqlmap.git
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86 lines
2.7 KiB
Python
86 lines
2.7 KiB
Python
#!/usr/bin/env python
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# This software released into the public domain. Anyone is free to copy,
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# modify, publish, use, compile, sell, or distribute this software,
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# either in source code form or as a compiled binary, for any purpose,
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# commercial or non-commercial, and by any means.
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import socket
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import ctypes
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import os
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class sockaddr(ctypes.Structure):
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_fields_ = [("sa_family", ctypes.c_short),
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("__pad1", ctypes.c_ushort),
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("ipv4_addr", ctypes.c_byte * 4),
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("ipv6_addr", ctypes.c_byte * 16),
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("__pad2", ctypes.c_ulong)]
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if hasattr(ctypes, 'windll'):
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WSAStringToAddressA = ctypes.windll.ws2_32.WSAStringToAddressA
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WSAAddressToStringA = ctypes.windll.ws2_32.WSAAddressToStringA
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else:
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def not_windows():
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raise SystemError(
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"Invalid platform. ctypes.windll must be available."
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)
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WSAStringToAddressA = not_windows
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WSAAddressToStringA = not_windows
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def inet_pton(address_family, ip_string):
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addr = sockaddr()
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addr.sa_family = address_family
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addr_size = ctypes.c_int(ctypes.sizeof(addr))
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if WSAStringToAddressA(
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ip_string,
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address_family,
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None,
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ctypes.byref(addr),
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ctypes.byref(addr_size)
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) != 0:
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raise socket.error(ctypes.FormatError())
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if address_family == socket.AF_INET:
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return ctypes.string_at(addr.ipv4_addr, 4)
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if address_family == socket.AF_INET6:
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return ctypes.string_at(addr.ipv6_addr, 16)
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raise socket.error('unknown address family')
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def inet_ntop(address_family, packed_ip):
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addr = sockaddr()
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addr.sa_family = address_family
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addr_size = ctypes.c_int(ctypes.sizeof(addr))
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ip_string = ctypes.create_string_buffer(128)
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ip_string_size = ctypes.c_int(ctypes.sizeof(ip_string))
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if address_family == socket.AF_INET:
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if len(packed_ip) != ctypes.sizeof(addr.ipv4_addr):
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raise socket.error('packed IP wrong length for inet_ntoa')
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ctypes.memmove(addr.ipv4_addr, packed_ip, 4)
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elif address_family == socket.AF_INET6:
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if len(packed_ip) != ctypes.sizeof(addr.ipv6_addr):
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raise socket.error('packed IP wrong length for inet_ntoa')
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ctypes.memmove(addr.ipv6_addr, packed_ip, 16)
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else:
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raise socket.error('unknown address family')
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if WSAAddressToStringA(
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ctypes.byref(addr),
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addr_size,
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None,
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ip_string,
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ctypes.byref(ip_string_size)
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) != 0:
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raise socket.error(ctypes.FormatError())
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return ip_string[:ip_string_size.value - 1]
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# Adding our two functions to the socket library
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if os.name == 'nt':
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socket.inet_pton = inet_pton
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socket.inet_ntop = inet_ntop
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