+++ /dev/null
-/*
- * Copyright (c) 2017 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <boost/algorithm/string.hpp>
-#include <sstream>
-
-#include "vom/prefix.hpp"
-
-namespace VOM {
-/*
- * Keep this in sync with VPP's fib_protocol_t
- */
-const l3_proto_t l3_proto_t::IPV4(0, "ipv4");
-const l3_proto_t l3_proto_t::IPV6(1, "ipv6");
-const l3_proto_t l3_proto_t::MPLS(2, "mpls");
-
-l3_proto_t::l3_proto_t(int v, const std::string& s)
- : enum_base<l3_proto_t>(v, s)
-{
-}
-
-bool
-l3_proto_t::is_ipv6() const
-{
- return (*this == IPV6);
-}
-
-bool
-l3_proto_t::is_ipv4() const
-{
- return (*this == IPV4);
-}
-
-const l3_proto_t&
-l3_proto_t::from_address(const boost::asio::ip::address& addr)
-{
- if (addr.is_v6()) {
- return IPV6;
- }
-
- return IPV4;
-}
-
-const nh_proto_t&
-l3_proto_t::to_nh_proto() const
-{
- if (*this == IPV4)
- return nh_proto_t::IPV4;
- else if (*this == IPV6)
- return nh_proto_t::IPV6;
- else if (*this == MPLS)
- return nh_proto_t::MPLS;
-
- return nh_proto_t::IPV4;
-}
-
-std::ostream&
-operator<<(std::ostream& os, const l3_proto_t& l3p)
-{
- os << l3p.to_string();
- return os;
-}
-
-/*
- * Keep this in sync with VPP's dpo_proto_t
- */
-const nh_proto_t nh_proto_t::IPV4(0, "ipv4");
-const nh_proto_t nh_proto_t::IPV6(1, "ipv6");
-const nh_proto_t nh_proto_t::MPLS(2, "mpls");
-const nh_proto_t nh_proto_t::ETHERNET(3, "ethernet");
-
-nh_proto_t::nh_proto_t(int v, const std::string& s)
- : enum_base<nh_proto_t>(v, s)
-{
-}
-
-const nh_proto_t&
-nh_proto_t::from_address(const boost::asio::ip::address& addr)
-{
- if (addr.is_v6()) {
- return IPV6;
- }
-
- return IPV4;
-}
-
-const ip_dscp_t ip_dscp_t::DSCP_CS0(0, "CS0");
-const ip_dscp_t ip_dscp_t::DSCP_CS1(8, "CS1");
-const ip_dscp_t ip_dscp_t::DSCP_CS2(16, "CS2");
-const ip_dscp_t ip_dscp_t::DSCP_CS3(24, "CS3");
-const ip_dscp_t ip_dscp_t::DSCP_CS4(32, "CS4");
-const ip_dscp_t ip_dscp_t::DSCP_CS5(40, "CS5");
-const ip_dscp_t ip_dscp_t::DSCP_CS6(48, "CS6");
-const ip_dscp_t ip_dscp_t::DSCP_CS7(50, "CS7");
-const ip_dscp_t ip_dscp_t::DSCP_AF11(10, "AF11");
-const ip_dscp_t ip_dscp_t::DSCP_AF12(12, "AF12");
-const ip_dscp_t ip_dscp_t::DSCP_AF13(14, "AF13");
-const ip_dscp_t ip_dscp_t::DSCP_AF21(18, "AF21");
-const ip_dscp_t ip_dscp_t::DSCP_AF22(20, "AF22");
-const ip_dscp_t ip_dscp_t::DSCP_AF23(22, "AF23");
-const ip_dscp_t ip_dscp_t::DSCP_AF31(26, "AF31");
-const ip_dscp_t ip_dscp_t::DSCP_AF32(28, "AF32");
-const ip_dscp_t ip_dscp_t::DSCP_AF33(30, "AF33");
-const ip_dscp_t ip_dscp_t::DSCP_AF41(34, "AF41");
-const ip_dscp_t ip_dscp_t::DSCP_AF42(36, "AF42");
-const ip_dscp_t ip_dscp_t::DSCP_AF43(38, "AF43");
-const ip_dscp_t ip_dscp_t::DSCP_EF(46, "EF");
-
-ip_dscp_t::ip_dscp_t(int v, const std::string& s)
- : enum_base<ip_dscp_t>(v, s)
-{
-}
-ip_dscp_t::ip_dscp_t(int v)
- : enum_base<ip_dscp_t>(v, std::to_string(v))
-{
-}
-
-/**
- * The all Zeros prefix
- */
-const route::prefix_t route::prefix_t::ZERO("0.0.0.0", 0);
-const route::prefix_t route::prefix_t::ZEROv6("::", 0);
-
-route::prefix_t::prefix_t(const boost::asio::ip::address& addr, uint8_t len)
- : m_addr(addr)
- , m_len(len)
-{
-}
-
-route::prefix_t::prefix_t(const boost::asio::ip::address& addr)
- : m_addr(addr)
- , m_len(VOM::mask_width(addr))
-{
-}
-
-route::prefix_t::prefix_t(const std::string& s, uint8_t len)
- : m_addr(boost::asio::ip::address::from_string(s))
- , m_len(len)
-{
-}
-
-route::prefix_t::prefix_t(const prefix_t& o)
- : m_addr(o.m_addr)
- , m_len(o.m_len)
-{
-}
-
-route::prefix_t::prefix_t()
- : m_addr()
- , m_len(0)
-{
-}
-
-route::prefix_t::~prefix_t()
-{
-}
-
-route::prefix_t&
-route::prefix_t::operator=(const route::prefix_t& o)
-{
- m_addr = o.m_addr;
- m_len = o.m_len;
-
- return (*this);
-}
-
-const boost::asio::ip::address&
-route::prefix_t::address() const
-{
- return (m_addr);
-}
-
-uint8_t
-route::prefix_t::mask_width() const
-{
- return (m_len);
-}
-
-bool
-route::prefix_t::operator<(const route::prefix_t& o) const
-{
- if (m_len == o.m_len) {
- return (m_addr < o.m_addr);
- } else {
- return (m_len < o.m_len);
- }
-}
-
-bool
-route::prefix_t::operator==(const route::prefix_t& o) const
-{
- return (m_len == o.m_len && m_addr == o.m_addr);
-}
-
-bool
-route::prefix_t::operator!=(const route::prefix_t& o) const
-{
- return (!(*this == o));
-}
-
-std::string
-route::prefix_t::to_string() const
-{
- std::ostringstream s;
-
- s << m_addr.to_string() << "/" << std::to_string(m_len);
-
- return (s.str());
-}
-
-boost::asio::ip::address
-from_bytes(uint8_t is_ip6, const uint8_t* bytes)
-{
- boost::asio::ip::address addr;
-
- if (is_ip6) {
- std::array<uint8_t, 16> a;
- std::copy(bytes, bytes + 16, std::begin(a));
- boost::asio::ip::address_v6 v6(a);
- addr = v6;
- } else {
- std::array<uint8_t, 4> a;
- std::copy(bytes, bytes + 4, std::begin(a));
- boost::asio::ip::address_v4 v4(a);
- addr = v4;
- }
-
- return (addr);
-}
-
-route::prefix_t::prefix_t(uint8_t is_ip6, uint8_t* addr, uint8_t len)
- : m_addr(from_bytes(is_ip6, addr))
- , m_len(len)
-{
-}
-void
-to_bytes(const boost::asio::ip::address_v6& addr, uint8_t* array)
-{
- memcpy(array, addr.to_bytes().data(), 16);
-}
-
-void
-to_bytes(const boost::asio::ip::address_v4& addr, uint8_t* array)
-{
- memcpy(array, addr.to_bytes().data(), 4);
-}
-
-void
-to_bytes(const boost::asio::ip::address& addr, uint8_t* is_ip6, uint8_t* array)
-{
- if (addr.is_v6()) {
- *is_ip6 = 1;
- to_bytes(addr.to_v6(), array);
- } else {
- *is_ip6 = 0;
- to_bytes(addr.to_v4(), array);
- }
-}
-
-uint32_t
-mask_width(const boost::asio::ip::address& addr)
-{
- if (addr.is_v6()) {
- return 128;
- }
- return 32;
-}
-
-void
-route::prefix_t::to_vpp(uint8_t* is_ip6, uint8_t* addr, uint8_t* len) const
-{
- *len = m_len;
- to_bytes(m_addr, is_ip6, addr);
-}
-
-l3_proto_t
-route::prefix_t::l3_proto() const
-{
- if (m_addr.is_v6()) {
- return (l3_proto_t::IPV6);
- } else {
- return (l3_proto_t::IPV4);
- }
-
- return (l3_proto_t::IPV4);
-}
-
-std::ostream&
-operator<<(std::ostream& os, const route::prefix_t& pfx)
-{
- os << pfx.to_string();
-
- return (os);
-}
-
-boost::asio::ip::address_v4
-operator|(const boost::asio::ip::address_v4& addr1,
- const boost::asio::ip::address_v4& addr2)
-{
- uint32_t a;
- a = addr1.to_ulong() | addr2.to_ulong();
- boost::asio::ip::address_v4 addr(a);
- return (addr);
-}
-
-boost::asio::ip::address_v4 operator&(const boost::asio::ip::address_v4& addr1,
- const boost::asio::ip::address_v4& addr2)
-{
- uint32_t a;
- a = addr1.to_ulong() & addr2.to_ulong();
- boost::asio::ip::address_v4 addr(a);
- return (addr);
-}
-
-boost::asio::ip::address_v4 operator~(const boost::asio::ip::address_v4& addr1)
-{
- uint32_t a;
- a = ~addr1.to_ulong();
- boost::asio::ip::address_v4 addr(a);
- return (addr);
-}
-
-boost::asio::ip::address_v6
-operator|(const boost::asio::ip::address_v6& addr1,
- const boost::asio::ip::address_v6& addr2)
-{
- boost::asio::ip::address_v6::bytes_type b1 = addr1.to_bytes();
- boost::asio::ip::address_v6::bytes_type b2 = addr2.to_bytes();
-
- for (boost::asio::ip::address_v6::bytes_type::size_type ii = 0;
- ii < b1.max_size(); ii++) {
- b1[ii] |= b2[ii];
- }
-
- boost::asio::ip::address_v6 addr(b1);
- return (addr);
-}
-
-boost::asio::ip::address_v6 operator&(const boost::asio::ip::address_v6& addr1,
- const boost::asio::ip::address_v6& addr2)
-{
- boost::asio::ip::address_v6::bytes_type b1 = addr1.to_bytes();
- boost::asio::ip::address_v6::bytes_type b2 = addr2.to_bytes();
-
- for (boost::asio::ip::address_v6::bytes_type::size_type ii = 0;
- ii < b1.max_size(); ii++) {
- b1[ii] &= b2[ii];
- }
-
- boost::asio::ip::address_v6 addr(b1);
- return (addr);
-}
-
-boost::asio::ip::address_v6 operator~(const boost::asio::ip::address_v6& addr1)
-{
- boost::asio::ip::address_v6::bytes_type b1 = addr1.to_bytes();
-
- for (boost::asio::ip::address_v6::bytes_type::size_type ii = 0;
- ii < b1.max_size(); ii++) {
- b1[ii] = ~b1[ii];
- }
-
- boost::asio::ip::address_v6 addr(b1);
- return (addr);
-}
-boost::asio::ip::address
-operator|(const boost::asio::ip::address& addr1,
- const boost::asio::ip::address& addr2)
-{
- if (addr1.is_v6())
- return (addr1.to_v6() | addr2.to_v6());
- else
- return (addr1.to_v4() | addr2.to_v4());
-}
-
-boost::asio::ip::address operator&(const boost::asio::ip::address& addr1,
- const boost::asio::ip::address& addr2)
-{
- if (addr1.is_v6())
- return (addr1.to_v6() & addr2.to_v6());
- else
- return (addr1.to_v4() & addr2.to_v4());
-}
-
-boost::asio::ip::address operator~(const boost::asio::ip::address& addr1)
-{
- if (addr1.is_v6())
- return ~(addr1.to_v6());
- else
- return ~(addr1.to_v4());
-}
-
-boost::asio::ip::address
-route::prefix_t::mask() const
-{
- if (m_addr.is_v6()) {
- boost::asio::ip::address_v6::bytes_type b =
- boost::asio::ip::address_v6::any().to_bytes();
-
- uint8_t n_bits = mask_width();
-
- for (boost::asio::ip::address_v6::bytes_type::size_type ii = 0;
- ii < b.max_size(); ii++) {
- for (int8_t bit = 7; bit >= 0 && n_bits; bit--) {
- b[ii] |= (1 << bit);
- n_bits--;
- }
- if (!n_bits)
- break;
- }
-
- return (boost::asio::ip::address_v6(b));
- } else {
- uint32_t a;
-
- a = ~((1 << (32 - mask_width())) - 1);
-
- return (boost::asio::ip::address_v4(a));
- }
-}
-
-route::prefix_t
-route::prefix_t::low() const
-{
- prefix_t pfx(*this);
-
- pfx.m_addr = pfx.m_addr & pfx.mask();
-
- return (pfx);
-}
-
-route::prefix_t
-route::prefix_t::high() const
-{
- prefix_t pfx(*this);
-
- pfx.m_addr = pfx.m_addr | ~pfx.mask();
-
- return (pfx);
-}
-
-/**
- * The all Zeros prefix
- */
-const route::mprefix_t route::mprefix_t::ZERO;
-const route::mprefix_t route::mprefix_t::ZEROv6;
-
-route::mprefix_t::mprefix_t(const boost::asio::ip::address& gaddr, uint8_t len)
- : m_gaddr(gaddr)
- , m_saddr()
- , m_len(len)
-{
-}
-
-route::mprefix_t::mprefix_t(const boost::asio::ip::address& gaddr)
- : m_gaddr(gaddr)
- , m_saddr()
- , m_len(VOM::mask_width(gaddr))
-{
-}
-
-route::mprefix_t::mprefix_t(const boost::asio::ip::address& saddr,
- const boost::asio::ip::address& gaddr)
- : m_gaddr(gaddr)
- , m_saddr(saddr)
- , m_len(2 * VOM::mask_width(gaddr))
-{
-}
-
-route::mprefix_t::mprefix_t(const boost::asio::ip::address& saddr,
- const boost::asio::ip::address& gaddr,
- uint16_t len)
- : m_gaddr(gaddr)
- , m_saddr(saddr)
- , m_len(len)
-{
-}
-
-route::mprefix_t::mprefix_t(const mprefix_t& o)
- : m_gaddr(o.m_gaddr)
- , m_saddr(o.m_saddr)
- , m_len(o.m_len)
-{
-}
-route::mprefix_t::mprefix_t()
- : m_gaddr()
- , m_saddr()
- , m_len(0)
-{
-}
-
-route::mprefix_t::~mprefix_t()
-{
-}
-
-const boost::asio::ip::address&
-route::mprefix_t::grp_address() const
-{
- return (m_gaddr);
-}
-
-const boost::asio::ip::address&
-route::mprefix_t::src_address() const
-{
- return (m_saddr);
-}
-
-uint8_t
-route::mprefix_t::mask_width() const
-{
- return (m_len);
-}
-
-l3_proto_t
-route::mprefix_t::l3_proto() const
-{
- if (m_gaddr.is_v6()) {
- return (l3_proto_t::IPV6);
- } else {
- return (l3_proto_t::IPV4);
- }
-
- return (l3_proto_t::IPV4);
-}
-
-route::mprefix_t&
-route::mprefix_t::operator=(const route::mprefix_t& o)
-{
- m_gaddr = o.m_gaddr;
- m_saddr = o.m_saddr;
- m_len = o.m_len;
-
- return (*this);
-}
-
-bool
-route::mprefix_t::operator<(const route::mprefix_t& o) const
-{
- if (m_len == o.m_len) {
- if (m_saddr == o.m_saddr)
- return (m_gaddr < o.m_gaddr);
- else
- return (m_saddr < o.m_saddr);
- } else {
- return (m_len < o.m_len);
- }
-}
-
-bool
-route::mprefix_t::operator==(const route::mprefix_t& o) const
-{
- return (m_len == o.m_len && m_gaddr == o.m_gaddr && m_saddr == o.m_saddr);
-}
-
-bool
-route::mprefix_t::operator!=(const route::mprefix_t& o) const
-{
- return (!(*this == o));
-}
-
-std::string
-route::mprefix_t::to_string() const
-{
- std::ostringstream s;
-
- s << "(" << m_saddr.to_string() << "," << m_gaddr.to_string() << "/"
- << std::to_string(m_len) << ")";
-
- return (s.str());
-}
-
-}; // namespace VOM
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "mozilla")
- * End:
- */
Code Review / vpp.git / blobdiff