42 lines
No EOL
1.7 KiB
C
42 lines
No EOL
1.7 KiB
C
#pragma once
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#include "protocol.h"
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#define HYDROLINK_MSG_ID_GET_CMD 4
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#define HYDROLINK_MSG_GET_CMD_LEN 2
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#define HYDROLINK_MSG_4_LEN 2
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#define HYDROLINK_MSG_GET_CMD_CRC_EXTRA 38
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typedef struct hydrolink_msg_get_cmd_t_s {
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uint8_t index; ///
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uint8_t cmd_id; ///
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} hydrolink_msg_get_cmd_t;
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static inline void hydrolink_msg_get_cmd_encode(uint8_t src_id, uint8_t dst_id, const hydrolink_msg_get_cmd_t *msg, hydrolink_msg_t *packet) {
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uint16_t crc;
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crc_xmodem_init(&crc);
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packet->id = HYDROLINK_MSG_ID_GET_CMD;
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crc_xmodem_accumulate(packet->id, &crc);
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packet->payload_length = HYDROLINK_MSG_GET_CMD_LEN;
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crc_xmodem_accumulate(packet->payload_length, &crc);
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packet->dst_id = dst_id;
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crc_xmodem_accumulate(packet->dst_id, &crc);
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packet->src_id = src_id;
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crc_xmodem_accumulate(packet->src_id, &crc);
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hydrolink_put_uint8_t(HYDROLINK_PAYLOAD_NON_CONST(packet), 0, msg->index);
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hydrolink_put_uint8_t(HYDROLINK_PAYLOAD_NON_CONST(packet), 1, msg->cmd_id);
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for(int i = 0; i < packet->payload_length; ++i) {
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crc_xmodem_accumulate(packet->payload[i], &crc);
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}
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crc_xmodem_accumulate(HYDROLINK_MSG_GET_CMD_CRC_EXTRA, &crc);
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packet->crc = crc;
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}
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static inline uint8_t hydrolink_msg_get_cmd_get_index(const hydrolink_msg_t *packet) {
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return HYDROLINK_RETURN_uint8_t(packet, 0);
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}
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static inline uint8_t hydrolink_msg_get_cmd_get_cmd_id(const hydrolink_msg_t *packet) {
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return HYDROLINK_RETURN_uint8_t(packet, 1);
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}
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static inline void hydrolink_msg_get_cmd_decode(const hydrolink_msg_t *packet, hydrolink_msg_get_cmd_t *get_cmd) {
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get_cmd->index = hydrolink_msg_get_cmd_get_index(packet);
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get_cmd->cmd_id = hydrolink_msg_get_cmd_get_cmd_id(packet);
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} |