File content as of revision 0:826c6171fc1b:

// MESSAGE CHANGE_OPERATOR_CONTROL PACKING

#define MAVLINK_MSG_ID_CHANGE_OPERATOR_CONTROL 5

typedef struct __mavlink_change_operator_control_t 
{
	uint8_t target_system; ///< System the GCS requests control for
	uint8_t control_request; ///< 0: request control of this MAV, 1: Release control of this MAV
	uint8_t version; ///< 0: key as plaintext, 1-255: future, different hashing/encryption variants. The GCS should in general use the safest mode possible initially and then gradually move down the encryption level if it gets a NACK message indicating an encryption mismatch.
	char passkey[25]; ///< Password / Key, depending on version plaintext or encrypted. 25 or less characters, NULL terminated. The characters may involve A-Z, a-z, 0-9, and "!?,.-"

} mavlink_change_operator_control_t;

#define MAVLINK_MSG_CHANGE_OPERATOR_CONTROL_FIELD_PASSKEY_LEN 25


/**
 * @brief Pack a change_operator_control 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 target_system System the GCS requests control for
 * @param control_request 0: request control of this MAV, 1: Release control of this MAV
 * @param version 0: key as plaintext, 1-255: future, different hashing/encryption variants. The GCS should in general use the safest mode possible initially and then gradually move down the encryption level if it gets a NACK message indicating an encryption mismatch.
 * @param passkey Password / Key, depending on version plaintext or encrypted. 25 or less characters, NULL terminated. The characters may involve A-Z, a-z, 0-9, and "!?,.-"
 * @return length of the message in bytes (excluding serial stream start sign)
 */
static inline uint16_t mavlink_msg_change_operator_control_pack(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, uint8_t target_system, uint8_t control_request, uint8_t version, const char* passkey)
{
	uint16_t i = 0;
	msg->msgid = MAVLINK_MSG_ID_CHANGE_OPERATOR_CONTROL;

	i += put_uint8_t_by_index(target_system, i, msg->payload); // System the GCS requests control for
	i += put_uint8_t_by_index(control_request, i, msg->payload); // 0: request control of this MAV, 1: Release control of this MAV
	i += put_uint8_t_by_index(version, i, msg->payload); // 0: key as plaintext, 1-255: future, different hashing/encryption variants. The GCS should in general use the safest mode possible initially and then gradually move down the encryption level if it gets a NACK message indicating an encryption mismatch.
	i += put_array_by_index((const int8_t*)passkey, sizeof(char)*25, i, msg->payload); // Password / Key, depending on version plaintext or encrypted. 25 or less characters, NULL terminated. The characters may involve A-Z, a-z, 0-9, and "!?,.-"

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

/**
 * @brief Pack a change_operator_control 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 target_system System the GCS requests control for
 * @param control_request 0: request control of this MAV, 1: Release control of this MAV
 * @param version 0: key as plaintext, 1-255: future, different hashing/encryption variants. The GCS should in general use the safest mode possible initially and then gradually move down the encryption level if it gets a NACK message indicating an encryption mismatch.
 * @param passkey Password / Key, depending on version plaintext or encrypted. 25 or less characters, NULL terminated. The characters may involve A-Z, a-z, 0-9, and "!?,.-"
 * @return length of the message in bytes (excluding serial stream start sign)
 */
static inline uint16_t mavlink_msg_change_operator_control_pack_chan(uint8_t system_id, uint8_t component_id, uint8_t chan, mavlink_message_t* msg, uint8_t target_system, uint8_t control_request, uint8_t version, const char* passkey)
{
	uint16_t i = 0;
	msg->msgid = MAVLINK_MSG_ID_CHANGE_OPERATOR_CONTROL;

	i += put_uint8_t_by_index(target_system, i, msg->payload); // System the GCS requests control for
	i += put_uint8_t_by_index(control_request, i, msg->payload); // 0: request control of this MAV, 1: Release control of this MAV
	i += put_uint8_t_by_index(version, i, msg->payload); // 0: key as plaintext, 1-255: future, different hashing/encryption variants. The GCS should in general use the safest mode possible initially and then gradually move down the encryption level if it gets a NACK message indicating an encryption mismatch.
	i += put_array_by_index((const int8_t*)passkey, sizeof(char)*25, i, msg->payload); // Password / Key, depending on version plaintext or encrypted. 25 or less characters, NULL terminated. The characters may involve A-Z, a-z, 0-9, and "!?,.-"

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

/**
 * @brief Encode a change_operator_control 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 change_operator_control C-struct to read the message contents from
 */
static inline uint16_t mavlink_msg_change_operator_control_encode(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, const mavlink_change_operator_control_t* change_operator_control)
{
	return mavlink_msg_change_operator_control_pack(system_id, component_id, msg, change_operator_control->target_system, change_operator_control->control_request, change_operator_control->version, change_operator_control->passkey);
}

/**
 * @brief Send a change_operator_control message
 * @param chan MAVLink channel to send the message
 *
 * @param target_system System the GCS requests control for
 * @param control_request 0: request control of this MAV, 1: Release control of this MAV
 * @param version 0: key as plaintext, 1-255: future, different hashing/encryption variants. The GCS should in general use the safest mode possible initially and then gradually move down the encryption level if it gets a NACK message indicating an encryption mismatch.
 * @param passkey Password / Key, depending on version plaintext or encrypted. 25 or less characters, NULL terminated. The characters may involve A-Z, a-z, 0-9, and "!?,.-"
 */
#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS

static inline void mavlink_msg_change_operator_control_send(mavlink_channel_t chan, uint8_t target_system, uint8_t control_request, uint8_t version, const char* passkey)
{
	mavlink_message_t msg;
	mavlink_msg_change_operator_control_pack_chan(mavlink_system.sysid, mavlink_system.compid, chan, &msg, target_system, control_request, version, passkey);
	mavlink_send_uart(chan, &msg);
}

#endif
// MESSAGE CHANGE_OPERATOR_CONTROL UNPACKING

/**
 * @brief Get field target_system from change_operator_control message
 *
 * @return System the GCS requests control for
 */
static inline uint8_t mavlink_msg_change_operator_control_get_target_system(const mavlink_message_t* msg)
{
	return (uint8_t)(msg->payload)[0];
}

/**
 * @brief Get field control_request from change_operator_control message
 *
 * @return 0: request control of this MAV, 1: Release control of this MAV
 */
static inline uint8_t mavlink_msg_change_operator_control_get_control_request(const mavlink_message_t* msg)
{
	return (uint8_t)(msg->payload+sizeof(uint8_t))[0];
}

/**
 * @brief Get field version from change_operator_control message
 *
 * @return 0: key as plaintext, 1-255: future, different hashing/encryption variants. The GCS should in general use the safest mode possible initially and then gradually move down the encryption level if it gets a NACK message indicating an encryption mismatch.
 */
static inline uint8_t mavlink_msg_change_operator_control_get_version(const mavlink_message_t* msg)
{
	return (uint8_t)(msg->payload+sizeof(uint8_t)+sizeof(uint8_t))[0];
}

/**
 * @brief Get field passkey from change_operator_control message
 *
 * @return Password / Key, depending on version plaintext or encrypted. 25 or less characters, NULL terminated. The characters may involve A-Z, a-z, 0-9, and "!?,.-"
 */
static inline uint16_t mavlink_msg_change_operator_control_get_passkey(const mavlink_message_t* msg, char* r_data)
{

	memcpy(r_data, msg->payload+sizeof(uint8_t)+sizeof(uint8_t)+sizeof(uint8_t), sizeof(char)*25);
	return sizeof(char)*25;
}

/**
 * @brief Decode a change_operator_control message into a struct
 *
 * @param msg The message to decode
 * @param change_operator_control C-struct to decode the message contents into
 */
static inline void mavlink_msg_change_operator_control_decode(const mavlink_message_t* msg, mavlink_change_operator_control_t* change_operator_control)
{
	change_operator_control->target_system = mavlink_msg_change_operator_control_get_target_system(msg);
	change_operator_control->control_request = mavlink_msg_change_operator_control_get_control_request(msg);
	change_operator_control->version = mavlink_msg_change_operator_control_get_version(msg);
	mavlink_msg_change_operator_control_get_passkey(msg, change_operator_control->passkey);
}