ardupilot/libraries/GCS_MAVLink/include/ardupilotmega/mavlink_msg_meminfo.h

167 lines
4.6 KiB
C

// 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_MESSAGE_INFO_MEMINFO { \
"MEMINFO", \
2, \
{ { "brkval", MAVLINK_TYPE_UINT16_T, 0, 0, offsetof(mavlink_meminfo_t, brkval) }, \
{ "freemem", 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[4];
_mav_put_uint16_t(buf, 0, brkval);
_mav_put_uint16_t(buf, 2, freemem);
memcpy(_MAV_PAYLOAD(msg), buf, 4);
#else
mavlink_meminfo_t packet;
packet.brkval = brkval;
packet.freemem = freemem;
memcpy(_MAV_PAYLOAD(msg), &packet, 4);
#endif
msg->msgid = MAVLINK_MSG_ID_MEMINFO;
return mavlink_finalize_message(msg, system_id, component_id, 4);
}
/**
* @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 was 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[4];
_mav_put_uint16_t(buf, 0, brkval);
_mav_put_uint16_t(buf, 2, freemem);
memcpy(_MAV_PAYLOAD(msg), buf, 4);
#else
mavlink_meminfo_t packet;
packet.brkval = brkval;
packet.freemem = freemem;
memcpy(_MAV_PAYLOAD(msg), &packet, 4);
#endif
msg->msgid = MAVLINK_MSG_ID_MEMINFO;
return mavlink_finalize_message_chan(msg, system_id, component_id, chan, 4);
}
/**
* @brief Encode a meminfo struct into a 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 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 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[4];
_mav_put_uint16_t(buf, 0, brkval);
_mav_put_uint16_t(buf, 2, freemem);
_mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_MEMINFO, buf, 4);
#else
mavlink_meminfo_t packet;
packet.brkval = brkval;
packet.freemem = freemem;
_mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_MEMINFO, (const char *)&packet, 4);
#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), 4);
#endif
}