// MESSAGE MEMINFO PACKING #define MAVLINK_MSG_ID_MEMINFO 152 typedef struct __mavlink_meminfo_t { uint16_t brkval; ///< heap top uint16_t freemem; ///< free memory } mavlink_meminfo_t; #define MAVLINK_MSG_ID_MEMINFO_LEN 4 #define MAVLINK_MSG_ID_152_LEN 4 #define MAVLINK_MSG_ID_MEMINFO_CRC 208 #define MAVLINK_MSG_ID_152_CRC 208 #define MAVLINK_MESSAGE_INFO_MEMINFO { \ "MEMINFO", \ 2, \ { { "brkval", NULL, MAVLINK_TYPE_UINT16_T, 0, 0, offsetof(mavlink_meminfo_t, brkval) }, \ { "freemem", NULL, MAVLINK_TYPE_UINT16_T, 0, 2, offsetof(mavlink_meminfo_t, freemem) }, \ } \ } /** * @brief Pack a meminfo message * @param system_id ID of this system * @param component_id ID of this component (e.g. 200 for IMU) * @param msg The MAVLink message to compress the data into * * @param brkval heap top * @param freemem free memory * @return length of the message in bytes (excluding serial stream start sign) */ static inline uint16_t mavlink_msg_meminfo_pack(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, uint16_t brkval, uint16_t freemem) { #if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS char buf[MAVLINK_MSG_ID_MEMINFO_LEN]; _mav_put_uint16_t(buf, 0, brkval); _mav_put_uint16_t(buf, 2, freemem); memcpy(_MAV_PAYLOAD_NON_CONST(msg), buf, MAVLINK_MSG_ID_MEMINFO_LEN); #else mavlink_meminfo_t packet; packet.brkval = brkval; packet.freemem = freemem; memcpy(_MAV_PAYLOAD_NON_CONST(msg), &packet, MAVLINK_MSG_ID_MEMINFO_LEN); #endif msg->msgid = MAVLINK_MSG_ID_MEMINFO; #if MAVLINK_CRC_EXTRA return mavlink_finalize_message(msg, system_id, component_id, MAVLINK_MSG_ID_MEMINFO_LEN, MAVLINK_MSG_ID_MEMINFO_CRC); #else return mavlink_finalize_message(msg, system_id, component_id, MAVLINK_MSG_ID_MEMINFO_LEN); #endif } /** * @brief Pack a meminfo message on a channel * @param system_id ID of this system * @param component_id ID of this component (e.g. 200 for IMU) * @param chan The MAVLink channel this message will be sent over * @param msg The MAVLink message to compress the data into * @param brkval heap top * @param freemem free memory * @return length of the message in bytes (excluding serial stream start sign) */ static inline uint16_t mavlink_msg_meminfo_pack_chan(uint8_t system_id, uint8_t component_id, uint8_t chan, mavlink_message_t* msg, uint16_t brkval,uint16_t freemem) { #if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS char buf[MAVLINK_MSG_ID_MEMINFO_LEN]; _mav_put_uint16_t(buf, 0, brkval); _mav_put_uint16_t(buf, 2, freemem); memcpy(_MAV_PAYLOAD_NON_CONST(msg), buf, MAVLINK_MSG_ID_MEMINFO_LEN); #else mavlink_meminfo_t packet; packet.brkval = brkval; packet.freemem = freemem; memcpy(_MAV_PAYLOAD_NON_CONST(msg), &packet, MAVLINK_MSG_ID_MEMINFO_LEN); #endif msg->msgid = MAVLINK_MSG_ID_MEMINFO; #if MAVLINK_CRC_EXTRA return mavlink_finalize_message_chan(msg, system_id, component_id, chan, MAVLINK_MSG_ID_MEMINFO_LEN, MAVLINK_MSG_ID_MEMINFO_CRC); #else return mavlink_finalize_message_chan(msg, system_id, component_id, chan, MAVLINK_MSG_ID_MEMINFO_LEN); #endif } /** * @brief Encode a meminfo struct * * @param system_id ID of this system * @param component_id ID of this component (e.g. 200 for IMU) * @param msg The MAVLink message to compress the data into * @param meminfo C-struct to read the message contents from */ static inline uint16_t mavlink_msg_meminfo_encode(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, const mavlink_meminfo_t* meminfo) { return mavlink_msg_meminfo_pack(system_id, component_id, msg, meminfo->brkval, meminfo->freemem); } /** * @brief Encode a meminfo struct on a channel * * @param system_id ID of this system * @param component_id ID of this component (e.g. 200 for IMU) * @param chan The MAVLink channel this message will be sent over * @param msg The MAVLink message to compress the data into * @param meminfo C-struct to read the message contents from */ static inline uint16_t mavlink_msg_meminfo_encode_chan(uint8_t system_id, uint8_t component_id, uint8_t chan, mavlink_message_t* msg, const mavlink_meminfo_t* meminfo) { return mavlink_msg_meminfo_pack_chan(system_id, component_id, chan, msg, meminfo->brkval, meminfo->freemem); } /** * @brief Send a meminfo message * @param chan MAVLink channel to send the message * * @param brkval heap top * @param freemem free memory */ #ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS static inline void mavlink_msg_meminfo_send(mavlink_channel_t chan, uint16_t brkval, uint16_t freemem) { #if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS char buf[MAVLINK_MSG_ID_MEMINFO_LEN]; _mav_put_uint16_t(buf, 0, brkval); _mav_put_uint16_t(buf, 2, freemem); #if MAVLINK_CRC_EXTRA _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_MEMINFO, buf, MAVLINK_MSG_ID_MEMINFO_LEN, MAVLINK_MSG_ID_MEMINFO_CRC); #else _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_MEMINFO, buf, MAVLINK_MSG_ID_MEMINFO_LEN); #endif #else mavlink_meminfo_t packet; packet.brkval = brkval; packet.freemem = freemem; #if MAVLINK_CRC_EXTRA _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_MEMINFO, (const char *)&packet, MAVLINK_MSG_ID_MEMINFO_LEN, MAVLINK_MSG_ID_MEMINFO_CRC); #else _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_MEMINFO, (const char *)&packet, MAVLINK_MSG_ID_MEMINFO_LEN); #endif #endif } #if MAVLINK_MSG_ID_MEMINFO_LEN <= MAVLINK_MAX_PAYLOAD_LEN /* This varient of _send() can be used to save stack space by re-using memory from the receive buffer. The caller provides a mavlink_message_t which is the size of a full mavlink message. This is usually the receive buffer for the channel, and allows a reply to an incoming message with minimum stack space usage. */ static inline void mavlink_msg_meminfo_send_buf(mavlink_message_t *msgbuf, mavlink_channel_t chan, uint16_t brkval, uint16_t freemem) { #if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS char *buf = (char *)msgbuf; _mav_put_uint16_t(buf, 0, brkval); _mav_put_uint16_t(buf, 2, freemem); #if MAVLINK_CRC_EXTRA _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_MEMINFO, buf, MAVLINK_MSG_ID_MEMINFO_LEN, MAVLINK_MSG_ID_MEMINFO_CRC); #else _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_MEMINFO, buf, MAVLINK_MSG_ID_MEMINFO_LEN); #endif #else mavlink_meminfo_t *packet = (mavlink_meminfo_t *)msgbuf; packet->brkval = brkval; packet->freemem = freemem; #if MAVLINK_CRC_EXTRA _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_MEMINFO, (const char *)packet, MAVLINK_MSG_ID_MEMINFO_LEN, MAVLINK_MSG_ID_MEMINFO_CRC); #else _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_MEMINFO, (const char *)packet, MAVLINK_MSG_ID_MEMINFO_LEN); #endif #endif } #endif #endif // MESSAGE MEMINFO UNPACKING /** * @brief Get field brkval from meminfo message * * @return heap top */ static inline uint16_t mavlink_msg_meminfo_get_brkval(const mavlink_message_t* msg) { return _MAV_RETURN_uint16_t(msg, 0); } /** * @brief Get field freemem from meminfo message * * @return free memory */ static inline uint16_t mavlink_msg_meminfo_get_freemem(const mavlink_message_t* msg) { return _MAV_RETURN_uint16_t(msg, 2); } /** * @brief Decode a meminfo message into a struct * * @param msg The message to decode * @param meminfo C-struct to decode the message contents into */ static inline void mavlink_msg_meminfo_decode(const mavlink_message_t* msg, mavlink_meminfo_t* meminfo) { #if MAVLINK_NEED_BYTE_SWAP meminfo->brkval = mavlink_msg_meminfo_get_brkval(msg); meminfo->freemem = mavlink_msg_meminfo_get_freemem(msg); #else memcpy(meminfo, _MAV_PAYLOAD(msg), MAVLINK_MSG_ID_MEMINFO_LEN); #endif }