File content as of revision 0:826c6171fc1b:

// MESSAGE ACTION_ACK PACKING

#define MAVLINK_MSG_ID_ACTION_ACK 9

typedef struct __mavlink_action_ack_t 
{
	uint8_t action; ///< The action id
	uint8_t result; ///< 0: Action DENIED, 1: Action executed

} mavlink_action_ack_t;



/**
 * @brief Pack a action_ack 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 action The action id
 * @param result 0: Action DENIED, 1: Action executed
 * @return length of the message in bytes (excluding serial stream start sign)
 */
static inline uint16_t mavlink_msg_action_ack_pack(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, uint8_t action, uint8_t result)
{
	uint16_t i = 0;
	msg->msgid = MAVLINK_MSG_ID_ACTION_ACK;

	i += put_uint8_t_by_index(action, i, msg->payload); // The action id
	i += put_uint8_t_by_index(result, i, msg->payload); // 0: Action DENIED, 1: Action executed

	return mavlink_finalize_message(msg, system_id, component_id, i);
}

/**
 * @brief Pack a action_ack message
 * @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 action The action id
 * @param result 0: Action DENIED, 1: Action executed
 * @return length of the message in bytes (excluding serial stream start sign)
 */
static inline uint16_t mavlink_msg_action_ack_pack_chan(uint8_t system_id, uint8_t component_id, uint8_t chan, mavlink_message_t* msg, uint8_t action, uint8_t result)
{
	uint16_t i = 0;
	msg->msgid = MAVLINK_MSG_ID_ACTION_ACK;

	i += put_uint8_t_by_index(action, i, msg->payload); // The action id
	i += put_uint8_t_by_index(result, i, msg->payload); // 0: Action DENIED, 1: Action executed

	return mavlink_finalize_message_chan(msg, system_id, component_id, chan, i);
}

/**
 * @brief Encode a action_ack 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 action_ack C-struct to read the message contents from
 */
static inline uint16_t mavlink_msg_action_ack_encode(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, const mavlink_action_ack_t* action_ack)
{
	return mavlink_msg_action_ack_pack(system_id, component_id, msg, action_ack->action, action_ack->result);
}

/**
 * @brief Send a action_ack message
 * @param chan MAVLink channel to send the message
 *
 * @param action The action id
 * @param result 0: Action DENIED, 1: Action executed
 */
#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS

static inline void mavlink_msg_action_ack_send(mavlink_channel_t chan, uint8_t action, uint8_t result)
{
	mavlink_message_t msg;
	mavlink_msg_action_ack_pack_chan(mavlink_system.sysid, mavlink_system.compid, chan, &msg, action, result);
	mavlink_send_uart(chan, &msg);
}

#endif
// MESSAGE ACTION_ACK UNPACKING

/**
 * @brief Get field action from action_ack message
 *
 * @return The action id
 */
static inline uint8_t mavlink_msg_action_ack_get_action(const mavlink_message_t* msg)
{
	return (uint8_t)(msg->payload)[0];
}

/**
 * @brief Get field result from action_ack message
 *
 * @return 0: Action DENIED, 1: Action executed
 */
static inline uint8_t mavlink_msg_action_ack_get_result(const mavlink_message_t* msg)
{
	return (uint8_t)(msg->payload+sizeof(uint8_t))[0];
}

/**
 * @brief Decode a action_ack message into a struct
 *
 * @param msg The message to decode
 * @param action_ack C-struct to decode the message contents into
 */
static inline void mavlink_msg_action_ack_decode(const mavlink_message_t* msg, mavlink_action_ack_t* action_ack)
{
	action_ack->action = mavlink_msg_action_ack_get_action(msg);
	action_ack->result = mavlink_msg_action_ack_get_result(msg);
}