139 lines
4.0 KiB
C
139 lines
4.0 KiB
C
#pragma once
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#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include "resend_crc.h"
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#include "os/os.h"
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#include "os/os_common.h"
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#include "console.h"
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#include "shell/sh_vset.h"
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// 帧数据量
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#define RESEND_HEADER_SIZE 2
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#define RESEND_CMD_SIZE 1
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#define RESEND_SEQ_SIZE 1
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#define RESEND_RETRY_CNT_SIZE 1
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#define RESEND_LEN_SIZE 2
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#define RESEND_DATA_SIZE 1024
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#define RESEND_CRC_SIZE 2
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#define RESEND_MAX_PAYLOAD (RESEND_HEADER_SIZE + RESEND_CMD_SIZE + RESEND_SEQ_SIZE + RESEND_RETRY_CNT_SIZE + RESEND_LEN_SIZE + RESEND_CRC_SIZE)
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#define RESEND_FRAME_SIZE RESEND_HEADER_SIZE + RESEND_CMD_SIZE + RESEND_SEQ_SIZE + RESEND_RETRY_CNT_SIZE + RESEND_LEN_SIZE + RESEND_DATA_SIZE + RESEND_CRC_SIZE
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// 帧头
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#define RESEND_HEADER_0 0xFD
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#define RESEND_HEADER_1 0xFE
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#define RESEND_MAX_RETRY_CNT 0
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// 命令类型
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typedef enum
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{
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RESEND_CMD_DATA = 0x01,
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RESEND_CMD_ACK = 0x02,
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RESEND_CMD_PARAM = 0x03,
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RESEND_CMD_GET_PARAM = 0x04,
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RESEND_CMD_SET_PARAM = 0x05,
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RESEND_CMD_DATA_ACK = 0x06,
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RESEND_CMD_OTA_GET_PARAM = 0x010,
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RESEND_CMD_OTA_START = 0x011,
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RESEND_CMD_OTA_DATA = 0x012,
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RESEND_CMD_OTA_END = 0x013,
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RESEND_CMD_FC_ISP_GET_PARAM = 0x020,
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RESEND_CMD_FC_ISP_START = 0x021,
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RESEND_CMD_FC_ISP_DATA = 0x022,
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RESEND_CMD_FC_ISP_END = 0x023
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}resend_cmd_type_e;
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// 帧解析状态
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typedef enum
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{
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RESEND_IDLE = 0,
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RESEND_HDR,
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RESEND_SEQ,
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RESEND_CMD,
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RESEND_RETRY_CNT,
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RESEND_LEN_1,
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RESEND_LEN_2,
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RESEND_DATA,
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RESEND_CRC_1,
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RESEND_CRC_2
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}resend_c_state_e;
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// 帧状态
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typedef struct
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{
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resend_c_state_e c_state; //目前解析数据状态
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uint8_t resend_flag; //该数据是否是重发数据
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uint8_t ack_flag; //应答信号标志位
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uint16_t data_offset; //数据偏移
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}resend_status_t;
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// 帧
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typedef struct
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{
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uint8_t header_0; // 帧头
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uint8_t header_1; // 帧头
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uint8_t seq; // 帧序号
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uint8_t cmd; // 命令
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uint8_t retry_cnt; // 重发次数
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uint16_t len; // 帧长度
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uint8_t payload[RESEND_DATA_SIZE]; // 帧数据
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uint16_t crc; // 帧CRC
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}resend_frame_t;
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// 帧驱动
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typedef struct
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{
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resend_frame_t rx_frame; // 接收帧
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resend_frame_t tx_frame; // 发送帧
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resend_status_t status; // 帧状态
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uint8_t handle_flag; // 接收请求帧处理标志
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int (*send)(void* data, uint16_t len, int timeout); // 发送数据
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int (*recv)(void* data, uint16_t len, int timeout); // 接收数据
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int (*get_length )(void); // 获取数据长度
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void (*resend_user_parse)(void *resend_device);
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}resend_device_t;
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/**
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* @brief 协议初始化
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*/
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void resend_init(resend_device_t *resend_device, int (*send)(void* data, uint16_t len, int timeout), int (*recv)(void* data, uint16_t len, int timeout), int (*get_length )(void), void (*resend_user_parse)(void *resend_device));
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/**
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* @brief 设置参数
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*/
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void resend_set(resend_device_t *resend_device);
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/**
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* @brief 封包
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*/
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int resend_encode(resend_device_t *resend_device, void *out, uint8_t cmd, void* data, uint16_t len);
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/**
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* @brief 解包
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*/
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int resend_decode(resend_device_t *resend_device, uint8_t c);
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/**
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* @brief 发送无数据命令
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*/
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int resend_send_cmd(resend_device_t *resend_device, uint8_t cmd, int timeout);
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/**
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* @brief 数据发送
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*/
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int resend_send_data(resend_device_t *resend_device, uint8_t cmd, void* data, uint16_t len, int timeout);
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/**
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* @brief 数据接收
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*/
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int resend_recv_data(resend_device_t *resend_device, int timeout);
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/**
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* @brief 数据解析
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*/
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int resend_parse_data(resend_device_t *resend_device);
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/* 接口函数 */
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int resend_send(void* data, uint16_t len, int timeout);
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int resend_recv(void* data, uint16_t len, int timeout);
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int resend_get_length(void);
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void resend_user_parse(void *resend_device); |