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Fix for missing broadcast address on Linux Ethernet taps.

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This commit is contained in:
Adam Ierymenko 2014-09-04 13:36:25 -04:00
parent 4dbeb97eb9
commit 6df9546742
3 changed files with 37 additions and 2 deletions
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22
node/InetAddress.cpp
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@ -196,6 +196,28 @@ InetAddress InetAddress::netmask() const
return r;
}
InetAddress InetAddress::broadcast() const
throw()
{
InetAddress r(*this);
switch(_sa.saddr.sa_family) {
case AF_INET:
r._sa.sin.sin_addr.s_addr |= Utils::hton((uint32_t)(0xffffffff >> netmaskBits()));
break;
case AF_INET6: {
unsigned char *bf = (unsigned char *)r._sa.sin6.sin6_addr.s6_addr;
signed int bitsLeft = (signed int)netmaskBits();
for(unsigned int i=0;i<16;++i) {
if (bitsLeft > 0) {
bf[i] |= (unsigned char)((bitsLeft >= 8) ? 0x00 : (0xff >> bitsLeft));
bitsLeft -= 8;
}
}
} break;
}
return r;
}
bool InetAddress::sameNetworkAs(const InetAddress &ipnet) const
throw()
{