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BSD routing table works... that hurt much worse than it should have.

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This commit is contained in:
Adam Ierymenko 2014-07-17 13:08:37 -07:00
parent d315156733
commit 51766e6549
7 changed files with 94 additions and 34 deletions
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30
node/InetAddress.cpp
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@ -215,6 +215,36 @@ bool InetAddress::sameNetworkAs(const InetAddress &ipnet) const
return ((*a >> bits) == (*b >> bits));
}
bool InetAddress::within(const InetAddress &ipnet) const
throw()
{
if (_sa.saddr.sa_family != ipnet._sa.saddr.sa_family)
return false;
unsigned int bits = ipnet.netmaskBits();
switch(_sa.saddr.sa_family) {
case AF_INET:
if (bits > 32) return false;
break;
case AF_INET6:
if (bits > 128) return false;
break;
default: return false;
}
const uint8_t *a = (const uint8_t *)rawIpData();
const uint8_t *b = (const uint8_t *)ipnet.rawIpData();
while (bits >= 8) {
if (*(a++) != *(b++))
return false;
bits -= 8;
}
if (bits) {
uint8_t mask = ((0xff << (8 - bits)) & 0xff);
return ((*a & mask) == (*b & mask));
} else return true;
}
bool InetAddress::operator==(const InetAddress &a) const
throw()
{