mirror of https://github.com/wb2osz/direwolf.git
128 lines
3.6 KiB
C
128 lines
3.6 KiB
C
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/* decode_aprs.h */
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#ifndef DECODE_APRS_H
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#define DECODE_APRS_H 1
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#ifndef G_UNKNOWN
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#include "latlong.h"
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#endif
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#ifndef AX25_MAX_ADDR_LEN
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#include "ax25_pad.h"
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#endif
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#ifndef APRSTT_LOC_DESC_LEN
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#include "aprs_tt.h"
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#endif
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typedef struct decode_aprs_s {
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int g_quiet; /* Suppress error messages when decoding. */
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char g_src[AX25_MAX_ADDR_LEN];
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char g_msg_type[60]; /* Message type. Telemetry descriptions get pretty long. */
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char g_symbol_table; /* The Symbol Table Identifier character selects one */
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/* of the two Symbol Tables, or it may be used as */
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/* single-character (alpha or numeric) overlay, as follows: */
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/* / Primary Symbol Table (mostly stations) */
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/* \ Alternate Symbol Table (mostly Objects) */
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/* 0-9 Numeric overlay. Symbol from Alternate Symbol */
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/* Table (uncompressed lat/long data format) */
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/* a-j Numeric overlay. Symbol from Alternate */
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/* Symbol Table (compressed lat/long data */
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/* format only). i.e. a-j maps to 0-9 */
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/* A-Z Alpha overlay. Symbol from Alternate Symbol Table */
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char g_symbol_code; /* Where the Symbol Table Identifier is 0-9 or A-Z (or a-j */
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/* with compressed position data only), the symbol comes from */
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/* the Alternate Symbol Table, and is overlaid with the */
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/* identifier (as a single digit or a capital letter). */
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char g_aprstt_loc[APRSTT_LOC_DESC_LEN]; /* APRStt location from !DAO! */
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double g_lat, g_lon; /* Location, degrees. Negative for South or West. */
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/* Set to G_UNKNOWN if missing or error. */
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char g_maidenhead[12]; /* 4 or 6 (or 8?) character maidenhead locator. */
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char g_name[12]; /* Object or item name. Max. 9 characters. */
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char g_addressee[12]; /* Addressee for a "message." Max. 9 characters. */
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/* Also for Directed Station Query which is a */
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/* special case of message. */
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float g_speed; /* Speed in MPH. */
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float g_course; /* 0 = North, 90 = East, etc. */
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int g_power; /* Transmitter power in watts. */
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int g_height; /* Antenna height above average terrain, feet. */
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int g_gain; /* Antenna gain in dB. */
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char g_directivity[12]; /* Direction of max signal strength */
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float g_range; /* Precomputed radio range in miles. */
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float g_altitude; /* Feet above median sea level. */
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char g_mfr[80]; /* Manufacturer or application. */
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char g_mic_e_status[32]; /* MIC-E message. */
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double g_freq; /* Frequency, MHz */
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float g_tone; /* CTCSS tone, Hz, one fractional digit */
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int g_dcs; /* Digital coded squelch, print as 3 octal digits. */
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int g_offset; /* Transmit offset, kHz */
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char g_query_type[12]; /* General Query: APRS, IGATE, WX, ... */
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/* Addressee is NOT set. */
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/* Directed Station Query: exactly 5 characters. */
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/* APRSD, APRST, PING?, ... */
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/* Addressee is set. */
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double g_footprint_lat; /* A general query may contain a foot print. */
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double g_footprint_lon; /* Set all to G_UNKNOWN if not used. */
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float g_footprint_radius; /* Radius in miles. */
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char g_query_callsign[12]; /* Directed query may contain callsign. */
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/* e.g. tell me all objects from that callsign. */
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char g_weather[500]; /* Weather. Can get quite long. Rethink max size. */
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char g_telemetry[256]; /* Telemetry data. Rethink max size. */
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char g_comment[256]; /* Comment. */
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} decode_aprs_t;
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extern void decode_aprs (decode_aprs_t *A, packet_t pp, int quiet);
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extern void decode_aprs_print (decode_aprs_t *A);
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#endif |