| 1 | // Copyright (C) Microsoft Corporation. All rights reserved. |
| 2 | #pragma once |
| 3 | |
| 4 | #include <string> |
| 5 | #include <array> |
| 6 | #include <arpa/inet.h> |
| 7 | |
| 8 | using MacAddress = std::array<std::uint8_t, 6>; |
| 9 | |
| 10 | constexpr unsigned int Ipv6MaxPrefixLen = 128; |
| 11 | constexpr unsigned int Ipv4MaxPrefixLen = 32; |
| 12 | |
| 13 | #define MAX_PREFIX_LEN(AddressFamily) (((AddressFamily) == AF_INET) ? Ipv4MaxPrefixLen : Ipv6MaxPrefixLen) |
| 14 | |
| 15 | enum class IpPrefixOrigin |
| 16 | { |
| 17 | Other = 0, |
| 18 | Manual, |
| 19 | WellKnown, |
| 20 | Dhcp, |
| 21 | RouterAdvertisement, |
| 22 | }; |
| 23 | |
| 24 | enum class IpSuffixOrigin |
| 25 | { |
| 26 | Other = 0, |
| 27 | Manual, |
| 28 | WellKnown, |
| 29 | Dhcp, |
| 30 | LinkLayerAddress, |
| 31 | Random, |
| 32 | }; |
| 33 | |
| 34 | class Address |
| 35 | { |
| 36 | public: |
| 37 | Address(short family, size_t prefixLength, const std::string& address); |
| 38 | Address(short family, size_t prefixLength, const std::string& address, IpPrefixOrigin prefixOrigin, IpSuffixOrigin suffixOrigin, int preferredLifetime); |
| 39 | |
| 40 | bool operator==(const Address& other) const; |
| 41 | bool operator!=(const Address& other) const; |
| 42 | |
| 43 | void ConvertToBytes(void* ptr) const; |
| 44 | |
| 45 | void SetIsPrefixRouteAutogenerationDisabled(bool disable) noexcept |
| 46 | { |
| 47 | m_disableAutogeneratedPrefixRoute = disable; |
| 48 | } |
| 49 | |
| 50 | template <typename T> |
| 51 | T AsBytes() const |
| 52 | { |
| 53 | T output; |
| 54 | ConvertToBytes(&output); |
| 55 | |
| 56 | return output; |
| 57 | } |
| 58 | |
| 59 | template <typename T> |
| 60 | static Address FromBytes(int family, int prefixLength, const T& address) |
| 61 | { |
| 62 | return FromBytes(family, prefixLength, static_cast<const void*>(&address)); |
| 63 | } |
| 64 | |
| 65 | static Address FromBytes(int family, int prefixLength, const void* ptr); |
| 66 | |
| 67 | static Address FromPrefixString(int family, const std::string& address); |
| 68 | |
| 69 | static Address FromBinary(int family, int prefixLength, const void* data); |
| 70 | |
| 71 | short Family() const noexcept; |
| 72 | size_t PrefixLength() const noexcept; |
| 73 | const std::string Addr() const noexcept; |
| 74 | int Flags() const noexcept; |
| 75 | int Scope() const noexcept; |
| 76 | int PreferredLifetime() const noexcept; |
| 77 | bool IsIpv4() const noexcept; |
| 78 | bool IsLinkLocal() const; |
| 79 | bool IsPrefixRouteAutogenerationDisabled() const noexcept; |
| 80 | |
| 81 | private: |
| 82 | short m_family = 0; |
| 83 | uint32_t m_prefixLength = 0; |
| 84 | std::string m_address = ""; |
| 85 | IpPrefixOrigin m_prefixOrigin = IpPrefixOrigin::Other; |
| 86 | IpSuffixOrigin m_suffixOrigin = IpSuffixOrigin::Other; |
| 87 | uint32_t m_preferredLifetime = 0; |
| 88 | bool m_disableAutogeneratedPrefixRoute = false; |
| 89 | }; |
| 90 | |
| 91 | std::ostream& operator<<(std::ostream& out, const Address& address); |