File content as of revision 0:145141a10e18:

/* Copyright (c) 2010-2013 mbed.org, MIT License
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
* and associated documentation files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or
* substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/

/**
 * Maximum number of processed CSV values
 */
#define MAX_CSV_VALS        40

/**
 * Processed data by parse_sensor_packet()
 */
typedef struct {
    float ax;       /**< Accelerometer X coordinate */
    float ay;       /**< Accelerometer Y coordinate */
    float az;       /**< Accelerometer Z coordinate */

    float gx;       /**< Gyroscope X coordinate */
    float gy;       /**< Gyroscope Y coordinate */
    float gz;       /**< Gyroscope Z coordinate */

    double tx;      /**< Teslameter X coordinate */
    double ty;      /**< Teslameter Y coordinate */
    double tz;      /**< Teslameter Z coordinate */
    
    double hm;      /**< Magnetic heading */
    double ht;      /**< True heading */

    double latitude;    /**< Latitude */
    double longitude;   /**< Longitude */
    double altitude;    /**< Altitude */
    
    int proximity;  /**< Proximity sensor */
    
    int touch1;     /**< Touch point 1 present */
    int touch1x;    /**< Touch point 1 X coordinate */
    int touch1y;    /**< Touch point 1 Y coordinate */

    int touch2;     /**< Touch point 1 present */
    int touch2x;    /**< Touch point 1 X coordinate */
    int touch2y;    /**< Touch point 1 Y coordinate */
} SENSOR_DATA;

/**
 * Parses a packaet that contains sensor data.
 * Currently supported packet formats:
 * - Sensor Data Streamer (binary)
 * - Sensor Monitor (csv)
 *
 * @param buf The packet contents
 * @param pd processed data
 *
 * @return 0 - Invalid packet type
 * @return 1 - Sensor Data Streamer packet
 * @return 2 - Sensor Monitor packet
 */
int parse_sensor_packet(char *buf, SENSOR_DATA *pd);