mirror of https://github.com/wb2osz/direwolf.git
120 lines
3.2 KiB
C
120 lines
3.2 KiB
C
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/* aprs_tt.h */
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#ifndef APRS_TT_H
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#define APRS_TT_H 1
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/*
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* For holding location format specifications from config file.
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* Same thing is also useful for macro definitions.
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* We have exactly the same situation of looking for a pattern
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* match and extracting fixed size groups of digits.
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*/
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struct ttloc_s {
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enum { TTLOC_POINT, TTLOC_VECTOR, TTLOC_GRID, TTLOC_UTM, TTLOC_MGRS, TTLOC_USNG, TTLOC_MACRO, TTLOC_SATSQ } type;
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char pattern[20]; /* e.g. B998, B5bbbdddd, B2xxyy, Byyyxxx, BAxxxx */
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/* For macros, it should be all fixed digits, */
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/* and the letters x, y, z. e.g. 911, xxyyyz */
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union {
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struct {
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double lat; /* Specific locations. */
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double lon;
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} point;
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struct {
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double lat; /* For bearing/direction. */
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double lon;
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double scale; /* conversion to meters */
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} vector;
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struct {
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double lat0; /* yyy all zeros. */
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double lon0; /* xxx */
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double lat9; /* yyy all nines. */
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double lon9; /* xxx */
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} grid;
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struct {
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double scale;
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double x_offset;
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double y_offset;
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long lzone; /* UTM zone, should be 1-60 */
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char hemi; /* UTM Hemisphere, should be 'N' or 'S'. */
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} utm;
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struct {
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char zone[8]; /* Zone and square for USNG/MGRS */
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} mgrs;
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struct {
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char *definition;
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} macro;
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};
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};
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/*
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* Configuration options for APRStt.
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*/
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#define TT_MAX_XMITS 10
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struct tt_config_s {
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int gateway_enabled; /* Send DTMF sequences to APRStt gateway. */
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int obj_recv_chan; /* Channel to listen for tones. */
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int obj_xmit_chan; /* Channel to transmit object report. */
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char obj_xmit_via[AX25_MAX_REPEATERS * (AX25_MAX_ADDR_LEN+1)];
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/* e.g. empty or "WIDE2-1,WIDE1-1" */
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int retain_time; /* Seconds to keep information about a user. */
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int num_xmits; /* Number of times to transmit object report. */
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int xmit_delay[TT_MAX_XMITS]; /* Delay between them. */
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struct ttloc_s *ttloc_ptr; /* Pointer to variable length array of above. */
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int ttloc_size; /* Number of elements allocated. */
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int ttloc_len; /* Number of elements actually used. */
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double corral_lat; /* The "corral" for unknown locations. */
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double corral_lon;
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double corral_offset;
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int corral_ambiguity;
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};
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void aprs_tt_init (struct tt_config_s *p_config);
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void aprs_tt_button (int chan, char button);
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/* Error codes for sending responses to user. */
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#define TT_ERROR_D_MSG 1 /* D was first char of field. Not implemented yet. */
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#define TT_ERROR_INTERNAL 2 /* Internal error. Shouldn't be here. */
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#define TT_ERROR_MACRO_NOMATCH 3 /* No definition for digit sequence. */
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#define TT_ERROR_BAD_CHECKSUM 4 /* Bad checksum on call. */
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#define TT_ERROR_INVALID_CALL 5 /* Invalid callsign. */
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#define TT_ERROR_INVALID_OBJNAME 6 /* Invalid object name. */
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#define TT_ERROR_INVALID_SYMBOL 7 /* Invalid symbol specification. */
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#define TT_ERROR_INVALID_LOC 8 /* Invalid location. */
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#define TT_ERROR_NO_CALL 9 /* No call or object name included. */
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#define TT_ERROR_SATSQ 10 /* Satellite square must be 4 digits. */
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#define APRSTT_LOC_DESC_LEN 32 /* Need at least 26 */
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void aprs_tt_dao_to_desc (char *dao, char *str);
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void aprs_tt_sequence (int chan, char *msg);
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#endif
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/* end aprs_tt.h */ |