Ratan Gupta | 82549cc | 2017-04-21 08:45:23 +0530 | [diff] [blame] | 1 | #pragma once |
William A. Kennington III | 0d7ce48 | 2019-01-30 17:14:23 -0800 | [diff] [blame] | 2 | #include <netinet/in.h> |
Patrick Venture | 189d44e | 2018-07-09 12:30:59 -0700 | [diff] [blame] | 3 | #include <systemd/sd-event.h> |
Ratan Gupta | 3681a50 | 2017-06-17 19:20:04 +0530 | [diff] [blame] | 4 | |
Patrick Venture | 189d44e | 2018-07-09 12:30:59 -0700 | [diff] [blame] | 5 | #include <chrono> |
Ratan Gupta | 3681a50 | 2017-06-17 19:20:04 +0530 | [diff] [blame] | 6 | #include <memory> |
William A. Kennington III | 3a70fa2 | 2018-09-20 18:48:20 -0700 | [diff] [blame] | 7 | #include <sdeventplus/clock.hpp> |
| 8 | #include <sdeventplus/utility/timer.hpp> |
Patrick Venture | 189d44e | 2018-07-09 12:30:59 -0700 | [diff] [blame] | 9 | #include <string> |
William A. Kennington III | dd9ef81 | 2022-10-05 02:08:02 -0700 | [diff] [blame] | 10 | #include <unordered_map> |
Willy Tu | f7dce2e | 2022-10-07 05:48:08 +0000 | [diff] [blame] | 11 | #include <unordered_set> |
William A. Kennington III | 0d7ce48 | 2019-01-30 17:14:23 -0800 | [diff] [blame] | 12 | #include <variant> |
Ratan Gupta | 0f9dc1b | 2017-09-03 17:57:50 +0530 | [diff] [blame] | 13 | |
Ratan Gupta | 82549cc | 2017-04-21 08:45:23 +0530 | [diff] [blame] | 14 | namespace phosphor |
| 15 | { |
| 16 | namespace network |
| 17 | { |
Ratan Gupta | e05083a | 2017-09-16 07:12:11 +0530 | [diff] [blame] | 18 | |
| 19 | using namespace std::chrono_literals; |
Ratan Gupta | 16f1288 | 2017-09-22 18:26:11 +0530 | [diff] [blame] | 20 | |
William A. Kennington III | c7cf25f | 2021-11-09 16:16:59 -0800 | [diff] [blame] | 21 | // wait for three seconds before reloading systemd-networkd |
| 22 | constexpr auto reloadTimeout = 3s; |
Ratan Gupta | 16f1288 | 2017-09-22 18:26:11 +0530 | [diff] [blame] | 23 | |
William A. Kennington III | d41db38 | 2021-11-09 20:42:29 -0800 | [diff] [blame] | 24 | // refresh the objets after four seconds as network |
| 25 | // configuration takes 3-4 sec to reconfigure at most. |
| 26 | constexpr auto refreshTimeout = 4s; |
Ratan Gupta | e05083a | 2017-09-16 07:12:11 +0530 | [diff] [blame] | 27 | |
Ratan Gupta | 0f9dc1b | 2017-09-03 17:57:50 +0530 | [diff] [blame] | 28 | /* Need a custom deleter for freeing up sd_event */ |
| 29 | struct EventDeleter |
| 30 | { |
| 31 | void operator()(sd_event* event) const |
| 32 | { |
William A. Kennington III | dc2f1b6 | 2021-05-13 21:20:19 -0700 | [diff] [blame] | 33 | sd_event_unref(event); |
Ratan Gupta | 0f9dc1b | 2017-09-03 17:57:50 +0530 | [diff] [blame] | 34 | } |
| 35 | }; |
| 36 | using EventPtr = std::unique_ptr<sd_event, EventDeleter>; |
| 37 | |
William A. Kennington III | 0d7ce48 | 2019-01-30 17:14:23 -0800 | [diff] [blame] | 38 | // Byte representations for common address types in network byte order |
| 39 | using InAddrAny = std::variant<struct in_addr, struct in6_addr>; |
William A. Kennington III | 0d7ce48 | 2019-01-30 17:14:23 -0800 | [diff] [blame] | 40 | |
William A. Kennington III | 3a70fa2 | 2018-09-20 18:48:20 -0700 | [diff] [blame] | 41 | using Timer = sdeventplus::utility::Timer<sdeventplus::ClockId::Monotonic>; |
| 42 | |
William A. Kennington III | dd9ef81 | 2022-10-05 02:08:02 -0700 | [diff] [blame] | 43 | struct string_hash : public std::hash<std::string_view> |
| 44 | { |
| 45 | using is_transparent = void; |
| 46 | }; |
| 47 | template <typename V> |
| 48 | using string_umap = |
| 49 | std::unordered_map<std::string, V, string_hash, std::equal_to<>>; |
William A. Kennington III | 9644479 | 2022-10-05 15:16:22 -0700 | [diff] [blame] | 50 | using string_uset = |
| 51 | std::unordered_set<std::string, string_hash, std::equal_to<>>; |
William A. Kennington III | dd9ef81 | 2022-10-05 02:08:02 -0700 | [diff] [blame] | 52 | |
William A. Kennington III | 3e471c5 | 2022-10-27 19:46:07 -0700 | [diff] [blame] | 53 | constexpr std::size_t hash_multi() noexcept |
William A. Kennington III | 991a8e8 | 2022-10-11 15:02:47 -0700 | [diff] [blame] | 54 | { |
| 55 | return 0; |
| 56 | } |
| 57 | |
| 58 | template <typename T, typename... Args> |
William A. Kennington III | 3e471c5 | 2022-10-27 19:46:07 -0700 | [diff] [blame] | 59 | constexpr std::size_t hash_multi(const T& v, Args... args) noexcept |
William A. Kennington III | 991a8e8 | 2022-10-11 15:02:47 -0700 | [diff] [blame] | 60 | { |
| 61 | const std::size_t seed = hash_multi(args...); |
| 62 | return seed ^ (std::hash<T>{}(v) + 0x9e3779b9 + (seed << 6) + (seed >> 2)); |
| 63 | } |
| 64 | |
Gunnar Mills | 57d9c50 | 2018-09-14 14:42:34 -0500 | [diff] [blame] | 65 | } // namespace network |
| 66 | } // namespace phosphor |
William A. Kennington III | 3e471c5 | 2022-10-27 19:46:07 -0700 | [diff] [blame] | 67 | |
| 68 | template <typename... Ts> |
| 69 | struct std::hash<std::tuple<Ts...>> |
| 70 | { |
| 71 | constexpr auto operator()(const std::tuple<Ts...>& t) const noexcept |
| 72 | { |
| 73 | return std::apply(phosphor::network::hash_multi<Ts...>, t); |
| 74 | } |
| 75 | }; |