![](/media/cache/profiles/2012_sf_avc_095.jpg.50x50_q85.jpg)
Code for autonomous ground vehicle, Data Bus, 3rd place winner in 2012 Sparkfun AVC.
Dependencies: Watchdog mbed Schedule SimpleFilter LSM303DLM PinDetect DebounceIn Servo
Diff: MAVlink/include/common/mavlink_msg_request_data_stream.h
- Revision:
- 0:826c6171fc1b
diff -r 000000000000 -r 826c6171fc1b MAVlink/include/common/mavlink_msg_request_data_stream.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/MAVlink/include/common/mavlink_msg_request_data_stream.h Wed Jun 20 14:57:48 2012 +0000 @@ -0,0 +1,172 @@ +// MESSAGE REQUEST_DATA_STREAM PACKING + +#define MAVLINK_MSG_ID_REQUEST_DATA_STREAM 66 + +typedef struct __mavlink_request_data_stream_t +{ + uint8_t target_system; ///< The target requested to send the message stream. + uint8_t target_component; ///< The target requested to send the message stream. + uint8_t req_stream_id; ///< The ID of the requested message type + uint16_t req_message_rate; ///< Update rate in Hertz + uint8_t start_stop; ///< 1 to start sending, 0 to stop sending. + +} mavlink_request_data_stream_t; + + + +/** + * @brief Pack a request_data_stream 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 The target requested to send the message stream. + * @param target_component The target requested to send the message stream. + * @param req_stream_id The ID of the requested message type + * @param req_message_rate Update rate in Hertz + * @param start_stop 1 to start sending, 0 to stop sending. + * @return length of the message in bytes (excluding serial stream start sign) + */ +static inline uint16_t mavlink_msg_request_data_stream_pack(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, uint8_t target_system, uint8_t target_component, uint8_t req_stream_id, uint16_t req_message_rate, uint8_t start_stop) +{ + uint16_t i = 0; + msg->msgid = MAVLINK_MSG_ID_REQUEST_DATA_STREAM; + + i += put_uint8_t_by_index(target_system, i, msg->payload); // The target requested to send the message stream. + i += put_uint8_t_by_index(target_component, i, msg->payload); // The target requested to send the message stream. + i += put_uint8_t_by_index(req_stream_id, i, msg->payload); // The ID of the requested message type + i += put_uint16_t_by_index(req_message_rate, i, msg->payload); // Update rate in Hertz + i += put_uint8_t_by_index(start_stop, i, msg->payload); // 1 to start sending, 0 to stop sending. + + return mavlink_finalize_message(msg, system_id, component_id, i); +} + +/** + * @brief Pack a request_data_stream 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 The target requested to send the message stream. + * @param target_component The target requested to send the message stream. + * @param req_stream_id The ID of the requested message type + * @param req_message_rate Update rate in Hertz + * @param start_stop 1 to start sending, 0 to stop sending. + * @return length of the message in bytes (excluding serial stream start sign) + */ +static inline uint16_t mavlink_msg_request_data_stream_pack_chan(uint8_t system_id, uint8_t component_id, uint8_t chan, mavlink_message_t* msg, uint8_t target_system, uint8_t target_component, uint8_t req_stream_id, uint16_t req_message_rate, uint8_t start_stop) +{ + uint16_t i = 0; + msg->msgid = MAVLINK_MSG_ID_REQUEST_DATA_STREAM; + + i += put_uint8_t_by_index(target_system, i, msg->payload); // The target requested to send the message stream. + i += put_uint8_t_by_index(target_component, i, msg->payload); // The target requested to send the message stream. + i += put_uint8_t_by_index(req_stream_id, i, msg->payload); // The ID of the requested message type + i += put_uint16_t_by_index(req_message_rate, i, msg->payload); // Update rate in Hertz + i += put_uint8_t_by_index(start_stop, i, msg->payload); // 1 to start sending, 0 to stop sending. + + return mavlink_finalize_message_chan(msg, system_id, component_id, chan, i); +} + +/** + * @brief Encode a request_data_stream 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 request_data_stream C-struct to read the message contents from + */ +static inline uint16_t mavlink_msg_request_data_stream_encode(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, const mavlink_request_data_stream_t* request_data_stream) +{ + return mavlink_msg_request_data_stream_pack(system_id, component_id, msg, request_data_stream->target_system, request_data_stream->target_component, request_data_stream->req_stream_id, request_data_stream->req_message_rate, request_data_stream->start_stop); +} + +/** + * @brief Send a request_data_stream message + * @param chan MAVLink channel to send the message + * + * @param target_system The target requested to send the message stream. + * @param target_component The target requested to send the message stream. + * @param req_stream_id The ID of the requested message type + * @param req_message_rate Update rate in Hertz + * @param start_stop 1 to start sending, 0 to stop sending. + */ +#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS + +static inline void mavlink_msg_request_data_stream_send(mavlink_channel_t chan, uint8_t target_system, uint8_t target_component, uint8_t req_stream_id, uint16_t req_message_rate, uint8_t start_stop) +{ + mavlink_message_t msg; + mavlink_msg_request_data_stream_pack_chan(mavlink_system.sysid, mavlink_system.compid, chan, &msg, target_system, target_component, req_stream_id, req_message_rate, start_stop); + mavlink_send_uart(chan, &msg); +} + +#endif +// MESSAGE REQUEST_DATA_STREAM UNPACKING + +/** + * @brief Get field target_system from request_data_stream message + * + * @return The target requested to send the message stream. + */ +static inline uint8_t mavlink_msg_request_data_stream_get_target_system(const mavlink_message_t* msg) +{ + return (uint8_t)(msg->payload)[0]; +} + +/** + * @brief Get field target_component from request_data_stream message + * + * @return The target requested to send the message stream. + */ +static inline uint8_t mavlink_msg_request_data_stream_get_target_component(const mavlink_message_t* msg) +{ + return (uint8_t)(msg->payload+sizeof(uint8_t))[0]; +} + +/** + * @brief Get field req_stream_id from request_data_stream message + * + * @return The ID of the requested message type + */ +static inline uint8_t mavlink_msg_request_data_stream_get_req_stream_id(const mavlink_message_t* msg) +{ + return (uint8_t)(msg->payload+sizeof(uint8_t)+sizeof(uint8_t))[0]; +} + +/** + * @brief Get field req_message_rate from request_data_stream message + * + * @return Update rate in Hertz + */ +static inline uint16_t mavlink_msg_request_data_stream_get_req_message_rate(const mavlink_message_t* msg) +{ + generic_16bit r; + r.b[1] = (msg->payload+sizeof(uint8_t)+sizeof(uint8_t)+sizeof(uint8_t))[0]; + r.b[0] = (msg->payload+sizeof(uint8_t)+sizeof(uint8_t)+sizeof(uint8_t))[1]; + return (uint16_t)r.s; +} + +/** + * @brief Get field start_stop from request_data_stream message + * + * @return 1 to start sending, 0 to stop sending. + */ +static inline uint8_t mavlink_msg_request_data_stream_get_start_stop(const mavlink_message_t* msg) +{ + return (uint8_t)(msg->payload+sizeof(uint8_t)+sizeof(uint8_t)+sizeof(uint8_t)+sizeof(uint16_t))[0]; +} + +/** + * @brief Decode a request_data_stream message into a struct + * + * @param msg The message to decode + * @param request_data_stream C-struct to decode the message contents into + */ +static inline void mavlink_msg_request_data_stream_decode(const mavlink_message_t* msg, mavlink_request_data_stream_t* request_data_stream) +{ + request_data_stream->target_system = mavlink_msg_request_data_stream_get_target_system(msg); + request_data_stream->target_component = mavlink_msg_request_data_stream_get_target_component(msg); + request_data_stream->req_stream_id = mavlink_msg_request_data_stream_get_req_stream_id(msg); + request_data_stream->req_message_rate = mavlink_msg_request_data_stream_get_req_message_rate(msg); + request_data_stream->start_stop = mavlink_msg_request_data_stream_get_start_stop(msg); +}