122 lines
3.7 KiB
C++
122 lines
3.7 KiB
C++
/*
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dmp.h
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Copyright (c) 2020 Kevin Matz (kevin.matz@gmail.com)
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#pragma once
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#include <cstdint>
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#include <memory>
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#include <vector>
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#include "pdu.h"
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// Architecture for Control Networks – Device Management Protocol
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namespace ACN {
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namespace DMP {
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using std::uint8_t;
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using std::uint32_t;
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using std::vector;
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using std::pair;
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using PDU::Block;
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// 5.1.4 Address and Data Types
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enum data_type {
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SINGLE = 0b00, // 0
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RANGE = 0b01, // 1
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ARRAY = 0b10, // 2
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SERIES = 0b11 // 3
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};
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enum address_length {
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ONE = 0b00, // 0
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TWO = 0b01, // 1
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FOUR = 0b10, // 2
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ZERO = 0b11 // 3 (reserved)
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};
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struct address_type : PDU::pdu_header {
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bool z_reserved : 1; // Z
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bool relative : 1; // R
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data_type type : 2; // D1, D0
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uint8_t x_reserved : 2; // X1, X0
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address_length width : 2; // A1, A0
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address_type(uint8_t);
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};
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// 5.1.5
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struct range {
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uint32_t address;
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uint32_t incriment;
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uint32_t count;
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range() {};
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range(PDU::Stream, data_type, address_length);
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private:
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uint32_t read(PDU::Stream, address_length);
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};
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typedef pair<range, vector<uint8_t>> set_property;
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struct dmp_set_data : PDU::pdu_data {
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vector<set_property> properties;
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};
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// 7 Response Messages
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enum failure_reason {
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NONSPECIFIC = 1, // Non-specific or non-DMP reason.
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NOT_PROPERTY = 2, // The address does not correspond to a property.
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WRITE_ONLY = 3, // The property’s value may not be read.
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NOT_WRITABLE = 4, // The property’s value may not be written.
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DATA_ERROR = 5, // The data does not correspond to the property.
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SUBSCIRPTION_NOT_SUPPORTED = 10, // Subscriptions on the specified property are not supported by the device.
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NO_SUBSCRIPTIONS_SUPPORTED = 11, // Subscriptions not supported on any property.
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INSUFFICIENT_RESOURCES = 12, // The component cannot support more subscriptions due to resource limitations
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UNAVAILABLE = 13 // The property’s value is not available due to restrictions imposed by device specific functionality (e.g., access permission mechanisms).
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};
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// 13.1 Protocol Codes
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static const uint32_t DMP_PROTOCOL_ID = 2; // PDU protocol value
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// 13.2 Message Codes
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static const uint8_t GET_PROPERTY = 1;
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static const uint8_t SET_PROPERTY = 2;
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static const uint8_t GET_PROPERTY_REPLY = 3;
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static const uint8_t EVENT = 4;
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static const uint8_t SUBSCRIBE = 7;
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static const uint8_t UNSUBSCRIBE = 8;
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static const uint8_t GET_PROPERTY_FAIL = 9;
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static const uint8_t SET_PROPERTY_FAIL = 10;
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static const uint8_t SUBSCRIBE_ACCEPT = 12;
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static const uint8_t SUBSCRIBE_REJECT = 13;
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static const uint8_t SYNC_EVENT = 17;
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class Pdu
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: public PDU::Pdu
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{
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public:
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Pdu(PDU::Stream);
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private:
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void readSetData();
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};
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} // DMP
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} // ACN
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