73 lines
1.8 KiB
Python
Executable File
73 lines
1.8 KiB
Python
Executable File
import socket
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import struct
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import array
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import sys
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IOCTL_SIOCGIFCONF = 0x8912
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# /*
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# * Structure used in SIOCGIFCONF request.
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# * Used to retrieve interface configuration
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# * for machine (useful for programs which
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# * must know all networks accessible).
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# */
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#
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# struct ifconf {
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# int ifc_len; /* size of associated buffer */
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# union {
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# caddr_t ifcu_buf;
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# struct ifreq *ifcu_req;
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# } ifc_ifcu;
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#
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# /*
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# * Interface request structure used for socket
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# * ioctl's.
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# */
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#
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# struct ifreq {
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# char ifr_name[16]; /* if name, e.g. "en0" */
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# union {
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# struct sockaddr ifru_addr;
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# struct sockaddr ifru_dstaddr;
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# struct sockaddr ifru_broadaddr;
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# short ifru_flags;
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# int ifru_metric;
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# caddr_t ifru_data;
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# } ifr_ifru;
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#
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#
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# /* Socket address, DARPA Internet style */
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# struct sockaddr_in {
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# short sin_family;
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# unsigned short sin_port;
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# struct in_addr sin_addr;
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# char sin_zero[8];
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# };
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#
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#
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# ioctl (fd, SIOCGIFCONF, &ifconf)
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def enumIpUnix():
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import fcntl
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# struct_size 40 if system is 64 bit
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struct_size = 40 if (sys.maxsize > 2**32) else 32
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inbytes = 128 * struct_size # Maximum 128 interfaces
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ifreq = array.array('B', b'\0' * inbytes)
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ifconf = struct.pack('iL', inbytes, ifreq.buffer_info()[0])
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s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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ifconf = fcntl.ioctl(s.fileno(), IOCTL_SIOCGIFCONF, ifconf)
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outbytes = struct.unpack('iL', ifconf)[0]
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iplist = [socket.inet_ntoa(ifreq[i+20:i+24]) for i in range(0,
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outbytes,
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struct_size)]
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return [ip for ip in iplist if ip != '127.0.0.1']
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