source: flair-src/branches/mavlink/tools/Controller/Mavlink/src/include/common/mavlink_msg_log_entry.h@ 76

// MESSAGE LOG_ENTRY PACKING

#define MAVLINK_MSG_ID_LOG_ENTRY 118

typedef struct MAVLINK_PACKED __mavlink_log_entry_t
{
 uint32_t time_utc; /*< UTC timestamp of log in seconds since 1970, or 0 if not available*/
 uint32_t size; /*< Size of the log (may be approximate) in bytes*/
 uint16_t id; /*< Log id*/
 uint16_t num_logs; /*< Total number of logs*/
 uint16_t last_log_num; /*< High log number*/
} mavlink_log_entry_t;

#define MAVLINK_MSG_ID_LOG_ENTRY_LEN 14
#define MAVLINK_MSG_ID_LOG_ENTRY_MIN_LEN 14
#define MAVLINK_MSG_ID_118_LEN 14
#define MAVLINK_MSG_ID_118_MIN_LEN 14

#define MAVLINK_MSG_ID_LOG_ENTRY_CRC 56
#define MAVLINK_MSG_ID_118_CRC 56



#if MAVLINK_COMMAND_24BIT
#define MAVLINK_MESSAGE_INFO_LOG_ENTRY { \
        118, \
        "LOG_ENTRY", \
        5, \
        {  { "time_utc", NULL, MAVLINK_TYPE_UINT32_T, 0, 0, offsetof(mavlink_log_entry_t, time_utc) }, \
         { "size", NULL, MAVLINK_TYPE_UINT32_T, 0, 4, offsetof(mavlink_log_entry_t, size) }, \
         { "id", NULL, MAVLINK_TYPE_UINT16_T, 0, 8, offsetof(mavlink_log_entry_t, id) }, \
         { "num_logs", NULL, MAVLINK_TYPE_UINT16_T, 0, 10, offsetof(mavlink_log_entry_t, num_logs) }, \
         { "last_log_num", NULL, MAVLINK_TYPE_UINT16_T, 0, 12, offsetof(mavlink_log_entry_t, last_log_num) }, \
         } \
}
#else
#define MAVLINK_MESSAGE_INFO_LOG_ENTRY { \
        "LOG_ENTRY", \
        5, \
        {  { "time_utc", NULL, MAVLINK_TYPE_UINT32_T, 0, 0, offsetof(mavlink_log_entry_t, time_utc) }, \
         { "size", NULL, MAVLINK_TYPE_UINT32_T, 0, 4, offsetof(mavlink_log_entry_t, size) }, \
         { "id", NULL, MAVLINK_TYPE_UINT16_T, 0, 8, offsetof(mavlink_log_entry_t, id) }, \
         { "num_logs", NULL, MAVLINK_TYPE_UINT16_T, 0, 10, offsetof(mavlink_log_entry_t, num_logs) }, \
         { "last_log_num", NULL, MAVLINK_TYPE_UINT16_T, 0, 12, offsetof(mavlink_log_entry_t, last_log_num) }, \
         } \
}
#endif

/**
 * @brief Pack a log_entry 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 id Log id
 * @param num_logs Total number of logs
 * @param last_log_num High log number
 * @param time_utc UTC timestamp of log in seconds since 1970, or 0 if not available
 * @param size Size of the log (may be approximate) in bytes
 * @return length of the message in bytes (excluding serial stream start sign)
 */
static inline uint16_t mavlink_msg_log_entry_pack(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg,
                                                       uint16_t id, uint16_t num_logs, uint16_t last_log_num, uint32_t time_utc, uint32_t size)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
        char buf[MAVLINK_MSG_ID_LOG_ENTRY_LEN];
        _mav_put_uint32_t(buf, 0, time_utc);
        _mav_put_uint32_t(buf, 4, size);
        _mav_put_uint16_t(buf, 8, id);
        _mav_put_uint16_t(buf, 10, num_logs);
        _mav_put_uint16_t(buf, 12, last_log_num);

        memcpy(_MAV_PAYLOAD_NON_CONST(msg), buf, MAVLINK_MSG_ID_LOG_ENTRY_LEN);
#else
        mavlink_log_entry_t packet;
        packet.time_utc = time_utc;
        packet.size = size;
        packet.id = id;
        packet.num_logs = num_logs;
        packet.last_log_num = last_log_num;

        memcpy(_MAV_PAYLOAD_NON_CONST(msg), &packet, MAVLINK_MSG_ID_LOG_ENTRY_LEN);
#endif

        msg->msgid = MAVLINK_MSG_ID_LOG_ENTRY;
    return mavlink_finalize_message(msg, system_id, component_id, MAVLINK_MSG_ID_LOG_ENTRY_MIN_LEN, MAVLINK_MSG_ID_LOG_ENTRY_LEN, MAVLINK_MSG_ID_LOG_ENTRY_CRC);
}

/**
 * @brief Pack a log_entry 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 id Log id
 * @param num_logs Total number of logs
 * @param last_log_num High log number
 * @param time_utc UTC timestamp of log in seconds since 1970, or 0 if not available
 * @param size Size of the log (may be approximate) in bytes
 * @return length of the message in bytes (excluding serial stream start sign)
 */
static inline uint16_t mavlink_msg_log_entry_pack_chan(uint8_t system_id, uint8_t component_id, uint8_t chan,
                                                           mavlink_message_t* msg,
                                                           uint16_t id,uint16_t num_logs,uint16_t last_log_num,uint32_t time_utc,uint32_t size)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
        char buf[MAVLINK_MSG_ID_LOG_ENTRY_LEN];
        _mav_put_uint32_t(buf, 0, time_utc);
        _mav_put_uint32_t(buf, 4, size);
        _mav_put_uint16_t(buf, 8, id);
        _mav_put_uint16_t(buf, 10, num_logs);
        _mav_put_uint16_t(buf, 12, last_log_num);

        memcpy(_MAV_PAYLOAD_NON_CONST(msg), buf, MAVLINK_MSG_ID_LOG_ENTRY_LEN);
#else
        mavlink_log_entry_t packet;
        packet.time_utc = time_utc;
        packet.size = size;
        packet.id = id;
        packet.num_logs = num_logs;
        packet.last_log_num = last_log_num;

        memcpy(_MAV_PAYLOAD_NON_CONST(msg), &packet, MAVLINK_MSG_ID_LOG_ENTRY_LEN);
#endif

        msg->msgid = MAVLINK_MSG_ID_LOG_ENTRY;
    return mavlink_finalize_message_chan(msg, system_id, component_id, chan, MAVLINK_MSG_ID_LOG_ENTRY_MIN_LEN, MAVLINK_MSG_ID_LOG_ENTRY_LEN, MAVLINK_MSG_ID_LOG_ENTRY_CRC);
}

/**
 * @brief Encode a log_entry 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 log_entry C-struct to read the message contents from
 */
static inline uint16_t mavlink_msg_log_entry_encode(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, const mavlink_log_entry_t* log_entry)
{
        return mavlink_msg_log_entry_pack(system_id, component_id, msg, log_entry->id, log_entry->num_logs, log_entry->last_log_num, log_entry->time_utc, log_entry->size);
}

/**
 * @brief Encode a log_entry 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 log_entry C-struct to read the message contents from
 */
static inline uint16_t mavlink_msg_log_entry_encode_chan(uint8_t system_id, uint8_t component_id, uint8_t chan, mavlink_message_t* msg, const mavlink_log_entry_t* log_entry)
{
        return mavlink_msg_log_entry_pack_chan(system_id, component_id, chan, msg, log_entry->id, log_entry->num_logs, log_entry->last_log_num, log_entry->time_utc, log_entry->size);
}

/**
 * @brief Send a log_entry message
 * @param chan MAVLink channel to send the message
 *
 * @param id Log id
 * @param num_logs Total number of logs
 * @param last_log_num High log number
 * @param time_utc UTC timestamp of log in seconds since 1970, or 0 if not available
 * @param size Size of the log (may be approximate) in bytes
 */
#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS

static inline void mavlink_msg_log_entry_send(mavlink_channel_t chan, uint16_t id, uint16_t num_logs, uint16_t last_log_num, uint32_t time_utc, uint32_t size)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
        char buf[MAVLINK_MSG_ID_LOG_ENTRY_LEN];
        _mav_put_uint32_t(buf, 0, time_utc);
        _mav_put_uint32_t(buf, 4, size);
        _mav_put_uint16_t(buf, 8, id);
        _mav_put_uint16_t(buf, 10, num_logs);
        _mav_put_uint16_t(buf, 12, last_log_num);

    _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_LOG_ENTRY, buf, MAVLINK_MSG_ID_LOG_ENTRY_MIN_LEN, MAVLINK_MSG_ID_LOG_ENTRY_LEN, MAVLINK_MSG_ID_LOG_ENTRY_CRC);
#else
        mavlink_log_entry_t packet;
        packet.time_utc = time_utc;
        packet.size = size;
        packet.id = id;
        packet.num_logs = num_logs;
        packet.last_log_num = last_log_num;

    _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_LOG_ENTRY, (const char *)&packet, MAVLINK_MSG_ID_LOG_ENTRY_MIN_LEN, MAVLINK_MSG_ID_LOG_ENTRY_LEN, MAVLINK_MSG_ID_LOG_ENTRY_CRC);
#endif
}

/**
 * @brief Send a log_entry message
 * @param chan MAVLink channel to send the message
 * @param struct The MAVLink struct to serialize
 */
static inline void mavlink_msg_log_entry_send_struct(mavlink_channel_t chan, const mavlink_log_entry_t* log_entry)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
    mavlink_msg_log_entry_send(chan, log_entry->id, log_entry->num_logs, log_entry->last_log_num, log_entry->time_utc, log_entry->size);
#else
    _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_LOG_ENTRY, (const char *)log_entry, MAVLINK_MSG_ID_LOG_ENTRY_MIN_LEN, MAVLINK_MSG_ID_LOG_ENTRY_LEN, MAVLINK_MSG_ID_LOG_ENTRY_CRC);
#endif
}

#if MAVLINK_MSG_ID_LOG_ENTRY_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_log_entry_send_buf(mavlink_message_t *msgbuf, mavlink_channel_t chan,  uint16_t id, uint16_t num_logs, uint16_t last_log_num, uint32_t time_utc, uint32_t size)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
        char *buf = (char *)msgbuf;
        _mav_put_uint32_t(buf, 0, time_utc);
        _mav_put_uint32_t(buf, 4, size);
        _mav_put_uint16_t(buf, 8, id);
        _mav_put_uint16_t(buf, 10, num_logs);
        _mav_put_uint16_t(buf, 12, last_log_num);

    _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_LOG_ENTRY, buf, MAVLINK_MSG_ID_LOG_ENTRY_MIN_LEN, MAVLINK_MSG_ID_LOG_ENTRY_LEN, MAVLINK_MSG_ID_LOG_ENTRY_CRC);
#else
        mavlink_log_entry_t *packet = (mavlink_log_entry_t *)msgbuf;
        packet->time_utc = time_utc;
        packet->size = size;
        packet->id = id;
        packet->num_logs = num_logs;
        packet->last_log_num = last_log_num;

    _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_LOG_ENTRY, (const char *)packet, MAVLINK_MSG_ID_LOG_ENTRY_MIN_LEN, MAVLINK_MSG_ID_LOG_ENTRY_LEN, MAVLINK_MSG_ID_LOG_ENTRY_CRC);
#endif
}
#endif

#endif

// MESSAGE LOG_ENTRY UNPACKING


/**
 * @brief Get field id from log_entry message
 *
 * @return Log id
 */
static inline uint16_t mavlink_msg_log_entry_get_id(const mavlink_message_t* msg)
{
        return _MAV_RETURN_uint16_t(msg,  8);
}

/**
 * @brief Get field num_logs from log_entry message
 *
 * @return Total number of logs
 */
static inline uint16_t mavlink_msg_log_entry_get_num_logs(const mavlink_message_t* msg)
{
        return _MAV_RETURN_uint16_t(msg,  10);
}

/**
 * @brief Get field last_log_num from log_entry message
 *
 * @return High log number
 */
static inline uint16_t mavlink_msg_log_entry_get_last_log_num(const mavlink_message_t* msg)
{
        return _MAV_RETURN_uint16_t(msg,  12);
}

/**
 * @brief Get field time_utc from log_entry message
 *
 * @return UTC timestamp of log in seconds since 1970, or 0 if not available
 */
static inline uint32_t mavlink_msg_log_entry_get_time_utc(const mavlink_message_t* msg)
{
        return _MAV_RETURN_uint32_t(msg,  0);
}

/**
 * @brief Get field size from log_entry message
 *
 * @return Size of the log (may be approximate) in bytes
 */
static inline uint32_t mavlink_msg_log_entry_get_size(const mavlink_message_t* msg)
{
        return _MAV_RETURN_uint32_t(msg,  4);
}

/**
 * @brief Decode a log_entry message into a struct
 *
 * @param msg The message to decode
 * @param log_entry C-struct to decode the message contents into
 */
static inline void mavlink_msg_log_entry_decode(const mavlink_message_t* msg, mavlink_log_entry_t* log_entry)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
        log_entry->time_utc = mavlink_msg_log_entry_get_time_utc(msg);
        log_entry->size = mavlink_msg_log_entry_get_size(msg);
        log_entry->id = mavlink_msg_log_entry_get_id(msg);
        log_entry->num_logs = mavlink_msg_log_entry_get_num_logs(msg);
        log_entry->last_log_num = mavlink_msg_log_entry_get_last_log_num(msg);
#else
        uint8_t len = msg->len < MAVLINK_MSG_ID_LOG_ENTRY_LEN? msg->len : MAVLINK_MSG_ID_LOG_ENTRY_LEN;
        memset(log_entry, 0, MAVLINK_MSG_ID_LOG_ENTRY_LEN);
        memcpy(log_entry, _MAV_PAYLOAD(msg), len);
#endif
}