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Diffstat (limited to 'src/networkPrefix.cpp')
| -rw-r--r-- | src/networkPrefix.cpp | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/networkPrefix.cpp b/src/networkPrefix.cpp new file mode 100644 index 0000000..4ab8f6d --- /dev/null +++ b/src/networkPrefix.cpp @@ -0,0 +1,84 @@ +/* + * anytun + * + * The secure anycast tunneling protocol (satp) defines a protocol used + * for communication between any combination of unicast and anycast + * tunnel endpoints. It has less protocol overhead than IPSec in Tunnel + * mode and allows tunneling of every ETHER TYPE protocol (e.g. + * ethernet, ip, arp ...). satp directly includes cryptography and + * message authentication based on the methodes used by SRTP. It is + * intended to deliver a generic, scaleable and secure solution for + * tunneling and relaying of packets of any protocol. + * + * + * Copyright (C) 2007 anytun.org <satp@wirdorange.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program (see the file COPYING included with this + * distribution); if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include "threadUtils.hpp" +#include "datatypes.h" + +#include "networkPrefix.h" + + +NetworkPrefix::NetworkPrefix(): NetworkAddress(),length_(0) +{ +} + +NetworkPrefix::NetworkPrefix(const NetworkAddress & src,uint8_t length): NetworkAddress(src),length_(length) +{ +} + +NetworkPrefix::NetworkPrefix(const NetworkPrefix & src): NetworkAddress(src),length_(src.length_) +{ +} + +void NetworkPrefix::setNetworkPrefixLength(uint8_t length ) +{ + length_ = length; + if (network_address_type_==ipv4) + { + in_addr v4addr; + v4addr.s_addr=0xFFFFFFFF; + *this &= (NetworkAddress(v4addr)<<(32-length)); + } else if (network_address_type_==ipv6) { + in6_addr v6addr; + for(int i=0;i<4;i++) + ipv6_address_.s6_addr32[i]=0xFFFFFFFF; + *this &= (NetworkAddress(v6addr)<<(128-length)); + } else if (network_address_type_==ethernet) { + //TODO + } else { + //TODO + } +} + +uint8_t NetworkPrefix::getNetworkPrefixLength() +{ + return length_; +} + + +bool NetworkPrefix::operator<(const NetworkPrefix &right) const +{ + if (network_address_type_!=right.network_address_type_) + return false; + if (NetworkAddress::operator<(static_cast<NetworkAddress>(right))) + return true; + static_cast<NetworkAddress>(right)<static_cast<NetworkAddress>(*this); + return (right.length_<length_); +} + |