mirror of
https://github.com/jart/cosmopolitan.git
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50 lines
2.7 KiB
C
50 lines
2.7 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2021 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "net/http/ip.h"
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/**
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* Classifies IP address.
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*
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* @return integer e.g. kIpLoopback, kIpPrivate, etc.
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* @see GetIpCategoryName()
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*/
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int CategorizeIp(uint32_t x) {
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int a;
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if (IsLoopbackIp(x)) return kIpLoopback;
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if (IsPrivateIp(x)) return kIpPrivate;
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if (IsMulticastIp(x)) return kIpMulticast;
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if (IsAnonymousIp(x)) return kIpAnonymous; /* order matters */
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if (IsTestnetIp(x)) return kIpTestnet; /* order matters */
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if (IsAfrinicIp(x)) return kIpAfrinic;
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if (IsLacnicIp(x)) return kIpLacnic;
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if (IsApnicIp(x)) return kIpApnic;
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if (IsArinIp(x)) return kIpArin;
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if (IsRipeIp(x)) return kIpRipe;
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if (IsDodIp(x)) return kIpDod;
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a = (x & 0xff000000) >> 24;
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if (a == 12) return kIpAtt;
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if (a == 17) return kIpApple;
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if (a == 19) return kIpFord;
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if (a == 38) return kIpCogent;
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if (a == 48) return kIpPrudential;
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if (a == 56) return kIpUsps;
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if (a == 73) return kIpComcast;
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if (a >= 240) return kIpFuture;
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return kIpUnknown;
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}
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