61 lines
1.3 KiB
C++
61 lines
1.3 KiB
C++
#ifndef __I2CPACKET_H__
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#define __I2CPACKET_H__
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#ifdef __cplusplus
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#include "icsneo/communication/message/i2cmessage.h"
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#include "icsneo/api/eventmanager.h"
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#include "icsneo/communication/packetizer.h"
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#include "icsneo/communication/network.h"
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#include <cstdint>
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#include <memory>
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namespace icsneo {
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static constexpr size_t I2CMaxLength = 1024u;
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#pragma pack(push, 2)
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struct I2CHeader {
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struct {
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// C1xI2C
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uint16_t ID : 10;// i2c address, 7-bit or 10-bit
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uint16_t EID : 1;// using extended addressing, i.e. 10-bit
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uint16_t CT : 1;// Controller/Target
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uint16_t DIR : 1;// read/write
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uint16_t RESERVED_0 : 3;
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// C2xI2C
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uint16_t TXMsg: 1;
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uint16_t CBLen: 11;
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uint16_t RESERVED_1: 4;
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// C3xI2C
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uint16_t TXTimeout : 1;
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uint16_t TXNack : 1;
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uint16_t TXAborted : 1;
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uint16_t TXLostArb : 1;
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uint16_t TXError : 1;
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uint16_t RESERVED_2: 11;
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} CoreMiniBitsI2C;
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uint8_t coreMiniMessageData[8];
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uint16_t stats;
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uint64_t timestamp;
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uint16_t networkID;
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uint16_t length;
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};
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#pragma pack(pop)
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struct HardwareI2CPacket {
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static std::shared_ptr<Message> DecodeToMessage(const std::vector<uint8_t>& bytestream);
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static bool EncodeFromMessage(const I2CMessage& message, std::vector<uint8_t>& bytestream, const device_eventhandler_t& report);
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};
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}
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#endif //_cplusplus
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#endif |