franta-hg@18: /**
franta-hg@18:  * djm-fix
franta-hg@18:  * Copyright © 2025 František Kučera (Frantovo.cz, GlobalCode.info)
franta-hg@18:  *
franta-hg@18:  * This program is free software: you can redistribute it and/or modify
franta-hg@18:  * it under the terms of the GNU General Public License as published by
franta-hg@18:  * the Free Software Foundation, version 3 of the License.
franta-hg@18:  *
franta-hg@18:  * This program is distributed in the hope that it will be useful,
franta-hg@18:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
franta-hg@18:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
franta-hg@18:  * GNU General Public License for more details.
franta-hg@18:  *
franta-hg@18:  * You should have received a copy of the GNU General Public License
franta-hg@18:  * along with this program. If not, see <http://www.gnu.org/licenses/>.
franta-hg@18:  */
franta-hg@18: 
franta-hg@18: #pragma once
franta-hg@18: 
franta-hg@18: #include <stdint.h>
franta-hg@18: #include <vector>
franta-hg@18: #include <string>
franta-hg@18: #include <ostream>
franta-hg@18: 
franta-hg@18: enum class MessageType : uint8_t {
franta-hg@18: 	/** device sends: greeting message */
franta-hg@18: 	D11_GREETING = 0x11,
franta-hg@18: 
franta-hg@18: 	/** host sends: seed1 */
franta-hg@18: 	H12_SEED1 = 0x12,
franta-hg@18: 
franta-hg@18: 	/** device sends: hash1 and seed2 */
franta-hg@18: 	D13_HASH1_SEED2 = 0x13,
franta-hg@18: 
franta-hg@18: 	/** host sends: hash2 */
franta-hg@18: 	H14_HASH2 = 0x14,
franta-hg@18: 
franta-hg@18: 	/** device sends: confirmation of successful handshake */
franta-hg@18: 	D15_CONFIRMATION = 0x15,
franta-hg@18: };
franta-hg@18: 
franta-hg@18: enum class FieldType : uint8_t {
franta-hg@18: 	/** manufacturer name */
franta-hg@18: 	F01 = 0x01,
franta-hg@18: 	/** product name */
franta-hg@18: 	F02 = 0x02,
franta-hg@18: 	/** seed1 from host | seed2 from device */
franta-hg@18: 	F03 = 0x03,
franta-hg@18: 	/** hash2 from host | hash1 from device */
franta-hg@18: 	F04 = 0x04,
franta-hg@18: 	/** seed3 from device */
franta-hg@18: 	F05 = 0x05,
franta-hg@18: };
franta-hg@18: 
franta-hg@18: class Field {
franta-hg@18: public:
franta-hg@18: 	FieldType type;
franta-hg@18: 	std::vector<uint8_t> data;
franta-hg@18: 
franta-hg@18: 	Field(FieldType type, std::vector<uint8_t> data) : type(type), data(data) {
franta-hg@18: 	}
franta-hg@18: 
franta-hg@18: 	virtual ~Field() = default;
franta-hg@18: };
franta-hg@18: 
franta-hg@18: /**
franta-hg@18:  * Object representation of a raw MIDI message.
franta-hg@18:  * Is either a result of parsing a raw message by MessageCodec, or constructed
franta-hg@18:  * in the application to be serialized in MessageCodec to a raw message.
franta-hg@18:  */
franta-hg@18: class Message {
franta-hg@18: public:
franta-hg@18: 	MessageType type;
franta-hg@19: 	/** 0x17 for DJM-250MK2 and 0x34 for V10 */
franta-hg@19: 	uint8_t model;
franta-hg@18: 	std::vector<Field> fields;
franta-hg@18: 
franta-hg@19: 	Message(MessageType type, uint8_t model, std::vector<Field> fields) :
franta-hg@19: 			type(type), model(model), fields(fields) {
franta-hg@18: 	}
franta-hg@18: 
franta-hg@18: 	virtual ~Message() = default;
franta-hg@18: 
franta-hg@18: 	std::string toString() const;
franta-hg@18: 
franta-hg@18: 	std::vector<Field> findFields(FieldType type);
franta-hg@18: 
franta-hg@18: };