mirror of https://github.com/wb2osz/direwolf.git
75 lines
1.6 KiB
C
75 lines
1.6 KiB
C
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#ifndef DIGIPEATER_H
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#define DIGIPEATER_H 1
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#include "regex.h"
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#include "direwolf.h" /* for MAX_CHANS */
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#include "ax25_pad.h" /* for packet_t */
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#include "audio.h" /* for radio channel properties */
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/*
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* Information required for digipeating.
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*
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* The configuration file reader fills in this information
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* and it is passed to digipeater_init at application start up time.
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*/
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struct digi_config_s {
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int dedupe_time; /* Don't digipeat duplicate packets */
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/* within this number of seconds. */
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#define DEFAULT_DEDUPE 30
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/*
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* Rules for each of the [from_chan][to_chan] combinations.
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*/
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regex_t alias[MAX_CHANS][MAX_CHANS];
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regex_t wide[MAX_CHANS][MAX_CHANS];
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int enabled[MAX_CHANS][MAX_CHANS];
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enum preempt_e { PREEMPT_OFF, PREEMPT_DROP, PREEMPT_MARK, PREEMPT_TRACE } preempt[MAX_CHANS][MAX_CHANS];
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char *filter_str[MAX_CHANS+1][MAX_CHANS+1];
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// NULL or optional Packet Filter strings such as "t/m".
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// Notice the size of arrays is one larger than normal.
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// That extra position is for the IGate.
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int regen[MAX_CHANS][MAX_CHANS]; // Regenerate packet.
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// Sort of like digipeating but passed along unchanged.
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};
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/*
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* Call once at application start up time.
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*/
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extern void digipeater_init (struct audio_s *p_audio_config, struct digi_config_s *p_digi_config);
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/*
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* Call this for each packet received.
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* Suitable packets will be queued for transmission.
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*/
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extern void digipeater (int from_chan, packet_t pp);
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void digi_regen (int from_chan, packet_t pp);
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/* Make statistics available. */
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int digipeater_get_count (int from_chan, int to_chan);
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#endif
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/* end digipeater.h */
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