Francis Murtagh | 94d7915 | 2019-08-16 17:45:07 +0100 | [diff] [blame] | 1 | // |
Jim Flynn | bbfe603 | 2020-07-20 16:57:44 +0100 | [diff] [blame] | 2 | // Copyright © 2017 Arm Ltd and Contributors. All rights reserved. |
Francis Murtagh | 94d7915 | 2019-08-16 17:45:07 +0100 | [diff] [blame] | 3 | // SPDX-License-Identifier: MIT |
| 4 | // |
| 5 | |
| 6 | #pragma once |
| 7 | |
| 8 | #include "CommandHandlerFunctor.hpp" |
| 9 | #include "CommandHandlerKey.hpp" |
| 10 | |
Jim Flynn | bbfe603 | 2020-07-20 16:57:44 +0100 | [diff] [blame] | 11 | #include <functional> |
Francis Murtagh | 94d7915 | 2019-08-16 17:45:07 +0100 | [diff] [blame] | 12 | #include <unordered_map> |
| 13 | |
Jim Flynn | bbfe603 | 2020-07-20 16:57:44 +0100 | [diff] [blame] | 14 | namespace arm |
Aron Virginas-Tar | e898db9 | 2019-08-22 12:56:34 +0100 | [diff] [blame] | 15 | { |
| 16 | |
Jim Flynn | bbfe603 | 2020-07-20 16:57:44 +0100 | [diff] [blame] | 17 | namespace pipe |
Aron Virginas-Tar | e898db9 | 2019-08-22 12:56:34 +0100 | [diff] [blame] | 18 | { |
| 19 | |
Francis Murtagh | 94d7915 | 2019-08-16 17:45:07 +0100 | [diff] [blame] | 20 | struct CommandHandlerHash |
| 21 | { |
| 22 | std::size_t operator() (const CommandHandlerKey& commandHandlerKey) const |
| 23 | { |
| 24 | std::size_t seed = 0; |
Jim Flynn | bbfe603 | 2020-07-20 16:57:44 +0100 | [diff] [blame] | 25 | std::hash<uint32_t> hasher; |
| 26 | seed ^= hasher(commandHandlerKey.GetPacketId()) + 0x9e3779b9 + (seed<<6) + (seed>>2); |
| 27 | seed ^= hasher(commandHandlerKey.GetVersion()) + 0x9e3779b9 + (seed<<6) + (seed>>2); |
Francis Murtagh | 94d7915 | 2019-08-16 17:45:07 +0100 | [diff] [blame] | 28 | return seed; |
| 29 | } |
| 30 | }; |
| 31 | |
| 32 | class CommandHandlerRegistry |
| 33 | { |
| 34 | public: |
| 35 | CommandHandlerRegistry() = default; |
| 36 | |
Jim Flynn | 397043f | 2019-10-17 17:37:10 +0100 | [diff] [blame] | 37 | void RegisterFunctor(CommandHandlerFunctor* functor, uint32_t familyId, uint32_t packetId, uint32_t version); |
Francis Murtagh | 94d7915 | 2019-08-16 17:45:07 +0100 | [diff] [blame] | 38 | |
Matteo Martincigh | c2728f9 | 2019-10-07 12:35:21 +0100 | [diff] [blame] | 39 | void RegisterFunctor(CommandHandlerFunctor* functor); |
| 40 | |
Jim Flynn | 397043f | 2019-10-17 17:37:10 +0100 | [diff] [blame] | 41 | CommandHandlerFunctor* GetFunctor(uint32_t familyId, uint32_t packetId, uint32_t version) const; |
Francis Murtagh | 94d7915 | 2019-08-16 17:45:07 +0100 | [diff] [blame] | 42 | |
| 43 | private: |
| 44 | std::unordered_map<CommandHandlerKey, CommandHandlerFunctor*, CommandHandlerHash> registry; |
Aron Virginas-Tar | e898db9 | 2019-08-22 12:56:34 +0100 | [diff] [blame] | 45 | }; |
| 46 | |
Jim Flynn | bbfe603 | 2020-07-20 16:57:44 +0100 | [diff] [blame] | 47 | } // namespace pipe |
Aron Virginas-Tar | e898db9 | 2019-08-22 12:56:34 +0100 | [diff] [blame] | 48 | |
Jim Flynn | bbfe603 | 2020-07-20 16:57:44 +0100 | [diff] [blame] | 49 | } // namespace arm |