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