*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
#include <ao_distance.h>
#include <ao_tracker.h>
-static __xdata struct ao_log_gps log;
-
-__code uint8_t ao_log_format = AO_LOG_FORMAT_TELEGPS;
-__code uint8_t ao_log_size = sizeof (struct ao_log_gps);
-
-static uint8_t
-ao_log_csum(__xdata uint8_t *b) __reentrant
-{
- uint8_t sum = 0x5a;
- uint8_t i;
-
- for (i = 0; i < sizeof (struct ao_log_gps); i++)
- sum += *b++;
- return -sum;
-}
-
-uint8_t
-ao_log_gps(__xdata struct ao_log_gps *log) __reentrant
-{
- uint8_t wrote = 0;
- /* set checksum */
- log->csum = 0;
- log->csum = ao_log_csum((__xdata uint8_t *) log);
- ao_mutex_get(&ao_log_mutex); {
- if (ao_log_current_pos >= ao_log_end_pos && ao_log_running)
- ao_log_stop();
- if (ao_log_running) {
- wrote = 1;
- ao_storage_write(ao_log_current_pos,
- log,
- sizeof (struct ao_log_gps));
- ao_log_current_pos += sizeof (struct ao_log_gps);
- }
- } ao_mutex_put(&ao_log_mutex);
- return wrote;
-}
-
void
ao_log_gps_flight(void)
{
log.type = AO_LOG_FLIGHT;
log.tick = ao_time();
log.u.flight.flight = ao_flight_number;
- ao_log_gps(&log);
+ ao_log_write(&log);
}
void
log.u.gps.hdop = gps_data->hdop;
log.u.gps.vdop = gps_data->vdop;
log.u.gps.mode = gps_data->mode;
- ao_log_gps(&log);
+ ao_log_write(&log);
}
void
break;
}
log.u.gps_sat.channels = i;
- ao_log_gps(&log);
+ ao_log_write(&log);
}
-static uint8_t
-ao_log_dump_check_data(void)
-{
- if (ao_log_csum((uint8_t *) &log) != 0)
- return 0;
- return 1;
-}
-
-uint16_t
-ao_log_flight(uint8_t slot)
-{
- if (!ao_storage_read(ao_log_pos(slot),
- &log,
- sizeof (struct ao_log_gps)))
- return 0;
-
- if (ao_log_dump_check_data() && log.type == AO_LOG_FLIGHT)
- return log.u.flight.flight;
- return 0;
-}
-
-uint8_t
+int8_t
ao_log_check(uint32_t pos)
{
if (!ao_storage_read(pos,
&log,
sizeof (struct ao_log_gps)))
- return 0;
+ return AO_LOG_INVALID;
+
+ if (ao_log_check_clear())
+ return AO_LOG_EMPTY;
- if (ao_log_dump_check_data())
- return 1;
- return 0;
+ if (!ao_log_check_data())
+ return AO_LOG_INVALID;
+ return AO_LOG_VALID;
}