zscanprotocol/zscanprotocol.hpp

#pragma once
#include <stdint.h>

#pragma pack(1)

/**
 * @brief 消息格式 12bit from,1bit emergency
 * H                                    L
 * [1] [4bit]  [8bit] [8bit]  [4bit/4bit]
 *          ,   from    to    frameNum/frameId
 */

// 数值越大优先级越低

typedef enum {
  kcmd,
  kreceipt,
  kerror_receipt,
  kreport,
} packet_type_t;

typedef enum {
  kpriority_emergency_report = 7,
  kpriority_cmd              = 8,
  kpriority_receipt          = 9,
  kpriority_report           = 10,
} priority_t;

typedef struct {
  uint8_t frameNumAndFrameId;
  uint8_t to;
  uint8_t from;
  uint8_t pad;
} zcanid_t;

typedef struct {
  uint8_t  ptype;
  uint8_t  index;
  uint16_t function_id;
  uint8_t  params[];
} zcanbus_packet_t;

typedef enum {
  kerr_noerror              = 0,
  kerr_overtime             = 1,
  kerr_invalid_param        = 2,
  kerr_invalid_param_num    = 3,
  kerr_subdevice_offline    = 4,
  kerr_function_not_support = 5,

} common_ecode_t;
#pragma pack()