+void
+cc_set_log_dir(char *dir);
+
+char *
+cc_get_log_dir(void);
+
+char *
+cc_make_filename(int serial, int flight, char *ext);
+
+/*
+ * For sequential data which are not evenly spaced
+ */
+
+struct cc_timedataelt {
+ double time;
+ double value;
+};
+
+struct cc_timedata {
+ int num;
+ int size;
+ struct cc_timedataelt *data;
+ double time_offset;
+};
+
+
+/*
+ * For GPS data
+ */
+
+struct cc_gpselt {
+ double time;
+ int hour;
+ int minute;
+ int second;
+ int flags;
+ double lat;
+ double lon;
+ double alt;
+};
+
+#define SIRF_SAT_STATE_ACQUIRED (1 << 0)
+#define SIRF_SAT_STATE_CARRIER_PHASE_VALID (1 << 1)
+#define SIRF_SAT_BIT_SYNC_COMPLETE (1 << 2)
+#define SIRF_SAT_SUBFRAME_SYNC_COMPLETE (1 << 3)
+#define SIRF_SAT_CARRIER_PULLIN_COMPLETE (1 << 4)
+#define SIRF_SAT_CODE_LOCKED (1 << 5)
+#define SIRF_SAT_ACQUISITION_FAILED (1 << 6)
+#define SIRF_SAT_EPHEMERIS_AVAILABLE (1 << 7)
+
+struct cc_gpssat {
+ double time;
+ uint16_t svid;
+ uint8_t c_n;
+};
+
+struct cc_gpssats {
+ int nsat;
+ struct cc_gpssat sat[12];
+};
+
+struct cc_gpsdata {
+ int num;
+ int size;
+ struct cc_gpselt *data;
+ double time_offset;
+ int numsats;
+ int sizesats;
+ struct cc_gpssats *sats;
+};
+
+/*
+ * For sequential data which are evenly spaced
+ */
+struct cc_perioddata {
+ int num;
+ double start;
+ double step;
+ double *data;
+};
+
+enum ao_flight_state {
+ ao_flight_startup = 0,
+ ao_flight_idle = 1,
+ ao_flight_pad = 2,
+ ao_flight_boost = 3,
+ ao_flight_fast = 4,
+ ao_flight_coast = 5,
+ ao_flight_drogue = 6,
+ ao_flight_main = 7,
+ ao_flight_landed = 8,
+ ao_flight_invalid = 9
+};
+
+struct cc_flightraw {
+ int flight;
+ int serial;
+ double ground_accel;
+ double ground_pres;
+ int year, month, day;
+ struct cc_timedata accel;
+ struct cc_timedata pres;
+ struct cc_timedata temp;
+ struct cc_timedata volt;
+ struct cc_timedata main;
+ struct cc_timedata drogue;
+ struct cc_timedata state;
+ struct cc_gpsdata gps;
+};
+
+struct cc_flightraw *
+cc_log_read(FILE *file);
+
+void
+cc_flightraw_free(struct cc_flightraw *raw);
+
+struct cc_flightcooked {
+ double flight_start;
+ double flight_stop;
+
+ struct cc_perioddata accel_accel;
+ struct cc_perioddata accel_speed;
+ struct cc_perioddata accel_pos;
+ struct cc_perioddata pres_pos;
+ struct cc_perioddata pres_speed;
+ struct cc_perioddata pres_accel;
+ struct cc_perioddata gps_lat;
+ struct cc_perioddata gps_lon;
+ struct cc_perioddata gps_alt;
+
+ /* unfiltered, but converted */
+ struct cc_timedata pres;
+ struct cc_timedata accel;
+ struct cc_timedata state;
+};
+
+/*
+ * Telemetry data contents
+ */
+
+
+struct cc_gps_time {
+ int year;
+ int month;
+ int day;
+ int hour;
+ int minute;
+ int second;
+};
+
+struct cc_gps {
+ int nsat;
+ int gps_locked;
+ int gps_connected;
+ struct cc_gps_time gps_time;
+ double lat; /* degrees (+N -S) */
+ double lon; /* degrees (+E -W) */
+ int alt; /* m */
+
+ int gps_extended; /* has extra data */
+ double ground_speed; /* m/s */
+ int course; /* degrees */
+ double climb_rate; /* m/s */
+ double hdop; /* unitless? */
+ int h_error; /* m */
+ int v_error; /* m */
+};
+
+#define SIRF_SAT_STATE_ACQUIRED (1 << 0)
+#define SIRF_SAT_STATE_CARRIER_PHASE_VALID (1 << 1)
+#define SIRF_SAT_BIT_SYNC_COMPLETE (1 << 2)
+#define SIRF_SAT_SUBFRAME_SYNC_COMPLETE (1 << 3)
+#define SIRF_SAT_CARRIER_PULLIN_COMPLETE (1 << 4)
+#define SIRF_SAT_CODE_LOCKED (1 << 5)
+#define SIRF_SAT_ACQUISITION_FAILED (1 << 6)
+#define SIRF_SAT_EPHEMERIS_AVAILABLE (1 << 7)
+
+struct cc_gps_sat {
+ int svid;
+ int c_n0;
+};
+
+struct cc_gps_tracking {
+ int channels;
+ struct cc_gps_sat sats[12];
+};
+
+struct cc_telem {
+ char callsign[16];
+ int serial;
+ int flight;
+ int rssi;
+ char state[16];
+ int tick;
+ int accel;
+ int pres;
+ int temp;
+ int batt;
+ int drogue;
+ int main;
+ int flight_accel;
+ int ground_accel;
+ int flight_vel;
+ int flight_pres;
+ int ground_pres;
+ int accel_plus_g;
+ int accel_minus_g;
+ struct cc_gps gps;
+ struct cc_gps_tracking gps_tracking;
+};
+
+int
+cc_telem_parse(const char *input_line, struct cc_telem *telem);
+
+struct ao_log_mega {
+ char type; /* 0 */
+ uint8_t is_config; /* 1 */
+ uint16_t tick; /* 2 */
+ union { /* 4 */
+ /* AO_LOG_FLIGHT */
+ struct {
+ uint16_t flight; /* 4 */
+ int16_t ground_accel; /* 6 */
+ uint32_t ground_pres; /* 8 */
+ } flight; /* 12 */
+ /* AO_LOG_STATE */
+ struct {
+ uint16_t state;
+ uint16_t reason;
+ } state;
+ /* AO_LOG_SENSOR */
+ struct {
+ uint32_t pres; /* 4 */
+ uint32_t temp; /* 8 */
+ int16_t accel_x; /* 12 */
+ int16_t accel_y; /* 14 */
+ int16_t accel_z; /* 16 */
+ int16_t gyro_x; /* 18 */
+ int16_t gyro_y; /* 20 */
+ int16_t gyro_z; /* 22 */
+ int16_t mag_x; /* 24 */
+ int16_t mag_y; /* 26 */
+ int16_t mag_z; /* 28 */
+ int16_t accel; /* 30 */
+ } sensor; /* 32 */
+ /* AO_LOG_TEMP_VOLT */
+ struct {
+ int16_t v_batt; /* 4 */
+ int16_t v_pbatt; /* 6 */
+ int16_t n_sense; /* 8 */
+ int16_t sense[10]; /* 10 */
+ uint16_t pyro; /* 30 */
+ } volt; /* 32 */
+ /* AO_LOG_GPS_TIME */
+ struct {
+ int32_t latitude; /* 4 */
+ int32_t longitude; /* 8 */
+ int16_t altitude; /* 12 */
+ uint8_t hour; /* 14 */
+ uint8_t minute; /* 15 */
+ uint8_t second; /* 16 */
+ uint8_t flags; /* 17 */
+ uint8_t year; /* 18 */
+ uint8_t month; /* 19 */
+ uint8_t day; /* 20 */
+ uint8_t pad; /* 21 */
+ } gps; /* 22 */
+ /* AO_LOG_GPS_SAT */
+ struct {
+ uint16_t channels; /* 4 */
+ struct {
+ uint8_t svid;
+ uint8_t c_n;
+ } sats[12]; /* 6 */
+ } gps_sat; /* 30 */
+
+ struct {
+ uint32_t kind;
+ int32_t data[6];
+ } config_int;
+
+ struct {
+ uint32_t kind;
+ char string[24];
+ } config_str;
+
+ /* Raw bytes */
+ uint8_t bytes[28];
+ } u;
+};
+
+#define AO_CONFIG_CONFIG 1
+#define AO_CONFIG_MAIN 2
+#define AO_CONFIG_APOGEE 3
+#define AO_CONFIG_LOCKOUT 4
+#define AO_CONFIG_FREQUENCY 5
+#define AO_CONFIG_RADIO_ENABLE 6
+#define AO_CONFIG_ACCEL_CAL 7
+#define AO_CONFIG_RADIO_CAL 8
+#define AO_CONFIG_MAX_LOG 9
+#define AO_CONFIG_IGNITE_MODE 10
+#define AO_CONFIG_PAD_ORIENTATION 11
+#define AO_CONFIG_SERIAL_NUMBER 12
+#define AO_CONFIG_LOG_FORMAT 13
+#define AO_CONFIG_MS5607_RESERVED 14
+#define AO_CONFIG_MS5607_SENS 15
+#define AO_CONFIG_MS5607_OFF 16
+#define AO_CONFIG_MS5607_TCS 17
+#define AO_CONFIG_MS5607_TCO 18
+#define AO_CONFIG_MS5607_TREF 19
+#define AO_CONFIG_MS5607_TEMPSENS 20
+#define AO_CONFIG_MS5607_CRC 21
+
+
+#define AO_LOG_FLIGHT 'F'
+#define AO_LOG_SENSOR 'A'
+#define AO_LOG_TEMP_VOLT 'T'
+#define AO_LOG_DEPLOY 'D'
+#define AO_LOG_STATE 'S'
+#define AO_LOG_GPS_TIME 'G'
+#define AO_LOG_GPS_LAT 'N'
+#define AO_LOG_GPS_LON 'W'
+#define AO_LOG_GPS_ALT 'H'
+#define AO_LOG_GPS_SAT 'V'
+#define AO_LOG_GPS_DATE 'Y'
+
+#define AO_LOG_CONFIG 'c'
+
+int
+cc_mega_parse(const char *input_line, struct ao_log_mega *l);
+
+#ifndef TRUE
+#define TRUE 1
+#define FALSE 0
+#endif
+
+/* Conversion functions */
+double
+cc_pressure_to_altitude(double pressure);
+
+double
+cc_altitude_to_pressure(double altitude);
+
+double
+cc_barometer_to_pressure(double baro);
+
+double
+cc_barometer_to_altitude(double baro);
+
+double
+cc_accelerometer_to_acceleration(double accel, double ground_accel);
+
+double
+cc_thermometer_to_temperature(double thermo);
+
+double
+cc_battery_to_voltage(double battery);
+
+double
+cc_ignitor_to_voltage(double ignite);
+
+void
+cc_great_circle (double start_lat, double start_lon,
+ double end_lat, double end_lon,
+ double *dist, double *bearing);
+
+void
+cc_timedata_limits(struct cc_timedata *d, double min_time, double max_time, int *start, int *stop);
+
+int
+cc_timedata_min(struct cc_timedata *d, double min_time, double max_time);
+
+int
+cc_timedata_min_mag(struct cc_timedata *d, double min_time, double max_time);
+
+int
+cc_timedata_max(struct cc_timedata *d, double min_time, double max_time);
+
+int
+cc_timedata_max_mag(struct cc_timedata *d, double min_time, double max_time);
+
+double
+cc_timedata_average(struct cc_timedata *d, double min_time, double max_time);
+
+double
+cc_timedata_average_mag(struct cc_timedata *d, double min_time, double max_time);
+
+int
+cc_perioddata_limits(struct cc_perioddata *d, double min_time, double max_time, int *start, int *stop);
+
+int
+cc_perioddata_min(struct cc_perioddata *d, double min_time, double max_time);
+
+int
+cc_perioddata_min_mag(struct cc_perioddata *d, double min_time, double max_time);
+
+int
+cc_perioddata_max(struct cc_perioddata *d, double min_time, double max_time);
+
+int
+cc_perioddata_max_mag(struct cc_perioddata *d, double min_time, double max_time);
+
+double
+cc_perioddata_average(struct cc_perioddata *d, double min_time, double max_time);
+
+double
+cc_perioddata_average_mag(struct cc_perioddata *d, double min_time, double max_time);
+
+double *
+cc_low_pass(double *data, int data_len, double omega_pass, double omega_stop, double error);
+
+struct cc_perioddata *
+cc_period_make(struct cc_timedata *td, double start_time, double stop_time);
+
+struct cc_perioddata *
+cc_period_low_pass(struct cc_perioddata *raw, double omega_pass, double omega_stop, double error);
+
+struct cc_timedata *
+cc_timedata_convert(struct cc_timedata *d, double (*f)(double v, double a), double a);
+
+struct cc_timedata *
+cc_timedata_integrate(struct cc_timedata *d, double min_time, double max_time);
+
+struct cc_perioddata *
+cc_perioddata_differentiate(struct cc_perioddata *i);
+
+struct cc_flightcooked *
+cc_flight_cook(struct cc_flightraw *raw);
+
+void
+cc_flightcooked_free(struct cc_flightcooked *cooked);
+