direwolf/direwolf.h

57 lines
1.4 KiB
C

#ifndef DIREWOLF_H
#define DIREWOLF_H 1
/*
* Maximum number of radio channels.
*/
#define MAX_CHANS 2
/*
* Maximum number of modems per channel.
* I called them "subchannels" (in the code) because
* it is short and unambiguous.
* Nothing magic about the number. Could be larger
* but CPU demands might be overwhelming.
*/
#define MAX_SUBCHANS 9
#if __WIN32__
#include <windows.h>
#define SLEEP_SEC(n) Sleep((n)*1000)
#define SLEEP_MS(n) Sleep(n)
#else
#define SLEEP_SEC(n) sleep(n)
#define SLEEP_MS(n) usleep((n)*1000)
#endif
#if __WIN32__
#define PTW32_STATIC_LIB
#include "pthreads/pthread.h"
#else
#include <pthread.h>
#endif
/* Not sure where to put these. */
/* Prefix with DW_ because /usr/include/gps.h uses a couple of these names. */
#define DW_METERS_TO_FEET(x) ((x) == G_UNKNOWN ? G_UNKNOWN : (x) * 3.2808399)
#define DW_FEET_TO_METERS(x) ((x) == G_UNKNOWN ? G_UNKNOWN : (x) * 0.3048)
#define DW_KM_TO_MILES(x) ((x) == G_UNKNOWN ? G_UNKNOWN : (x) * 0.621371192)
#define DW_KNOTS_TO_MPH(x) ((x) == G_UNKNOWN ? G_UNKNOWN : (x) * 1.15077945)
#define DW_KNOTS_TO_METERS_PER_SEC(x) ((x) == G_UNKNOWN ? G_UNKNOWN : (x) * 0.51444444444)
#define DW_MPH_TO_KNOTS(x) ((x) == G_UNKNOWN ? G_UNKNOWN : (x) * 0.868976)
#define DW_MPH_TO_METERS_PER_SEC(x) ((x) == G_UNKNOWN ? G_UNKNOWN : (x) * 0.44704)
#define DW_MBAR_TO_INHG(x) ((x) == G_UNKNOWN ? G_UNKNOWN : (x) * 0.0295333727)
#endif /* ifndef DIREWOLF_H */