1 2 3 #ifndef DIGIPEATER_H 4 #define DIGIPEATER_H 1 5 6 #include "regex.h" 7 8 #include "direwolf.h" /* for MAX_CHANS */ 9 #include "ax25_pad.h" /* for packet_t */ 10 #include "audio.h" /* for radio channel properties */ 11 12 13 /* 14 * Information required for digipeating. 15 * 16 * The configuration file reader fills in this information 17 * and it is passed to digipeater_init at application start up time. 18 */ 19 20 21 struct digi_config_s { 22 23 24 int dedupe_time; /* Don't digipeat duplicate packets */ 25 /* within this number of seconds. */ 26 27 #define DEFAULT_DEDUPE 30 28 29 /* 30 * Rules for each of the [from_chan][to_chan] combinations. 31 */ 32 33 regex_t alias[MAX_CHANS][MAX_CHANS]; 34 35 regex_t wide[MAX_CHANS][MAX_CHANS]; 36 37 int enabled[MAX_CHANS][MAX_CHANS]; 38 39 enum preempt_e { PREEMPT_OFF, PREEMPT_DROP, PREEMPT_MARK, PREEMPT_TRACE } preempt[MAX_CHANS][MAX_CHANS]; 40 41 char *filter_str[MAX_CHANS+1][MAX_CHANS+1]; 42 // NULL or optional Packet Filter strings such as "t/m". 43 // Notice the size of arrays is one larger than normal. 44 // That extra position is for the IGate. 45 46 int regen[MAX_CHANS][MAX_CHANS]; // Regenerate packet. 47 // Sort of like digipeating but passed along unchanged. 48 }; 49 50 /* 51 * Call once at application start up time. 52 */ 53 54 extern void digipeater_init (struct audio_s *p_audio_config, struct digi_config_s *p_digi_config); 55 56 /* 57 * Call this for each packet received. 58 * Suitable packets will be queued for transmission. 59 */ 60 61 extern void digipeater (int from_chan, packet_t pp); 62 63 void digi_regen (int from_chan, packet_t pp); 64 65 66 /* Make statistics available. */ 67 68 int digipeater_get_count (int from_chan, int to_chan); 69 70 71 #endif 72 73 /* end digipeater.h */ 74 75