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Fixed the code-style a bit in
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PR from Chris Lanzara.
Ref: #14
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@gvanem
gvanem committed Jan 10, 2024
1 parent c2ead5e commit 2b6ffc8
Showing 1 changed file with 31 additions and 17 deletions.
48 changes: 31 additions & 17 deletions src/dump1090.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2537,59 +2537,73 @@ static void modeS_send_SBS_output (const modeS_message *mm, const aircraft *a)
}

/* Field 11 could contain the call-sign we can get from `aircraft_find_or_create()::reg_num`.
*
* Need to output the current date and time into the SBS output
* 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
* example: MSG,3,1,1,4CA7B6,1,2023/10/20,22:33:49.364,2023/10/20,22:33:49.403, ,7250, , ,53.26917,-2.17755, , , , , ,0
*/
time_t now = time (NULL);
char date_str [40];
struct tm *time_info = localtime (&now);

/* Since the date,time,date,time is just a repeat, build the whole string once and then add it to each MSG output
* (note, had to remove 3 commas from the lines below)
*/
strftime (date_str, sizeof(date_str), "%Y/%m/%d,%H:%M:%S,%Y/%m/%d,%H:%M:%S", time_info);

if (mm->msg_type == 0)
{
p += sprintf (p, "MSG,5,,,%06X,,,,,,,%d,,,,,,,,,,",
p += sprintf (p, "MSG,5,1,1,%06X,1,%s,,%d,,,,,,,,,,",
aircraft_get_addr(mm->AA[0], mm->AA[1], mm->AA[2]),
date_str,
mm->altitude);
}
else if (mm->msg_type == 4)
{
p += sprintf (p, "MSG,5,,,%06X,,,,,,,%d,,,,,,,%d,%d,%d,%d",
p += sprintf (p, "MSG,5,1,1,%06X,1,%s,,%d,,,,,,,%d,%d,%d,%d",
aircraft_get_addr(mm->AA[0], mm->AA[1], mm->AA[2]),
mm->altitude, alert, emergency, spi, ground);
date_str, mm->altitude, alert, emergency, spi, ground);
}
else if (mm->msg_type == 5)
{
p += sprintf (p, "MSG,6,,,%06X,,,,,,,,,,,,,%d,%d,%d,%d,%d",
p += sprintf (p, "MSG,6,1,1,%06X,1,%s,,,,,,,,%d,%d,%d,%d,%d",
aircraft_get_addr(mm->AA[0], mm->AA[1], mm->AA[2]),
mm->identity, alert, emergency, spi, ground);
date_str, mm->identity, alert, emergency, spi, ground);
}
else if (mm->msg_type == 11)
{
p += sprintf (p, "MSG,8,,,%06X,,,,,,,,,,,,,,,,,",
aircraft_get_addr(mm->AA[0], mm->AA[1], mm->AA[2]));
p += sprintf (p, "MSG,8,1,1,%06X,1,%s,,,,,,,,,,,,",
aircraft_get_addr(mm->AA[0], mm->AA[1], mm->AA[2]), date_str);
}
else if (mm->msg_type == 17 && mm->ME_type == 4)
{
p += sprintf (p, "MSG,1,,,%06X,,,,,,%s,,,,,,,,0,0,0,0",
p += sprintf (p, "MSG,1,1,1,%06X,1,%s,%s,,,,,,,,0,0,0,0",
aircraft_get_addr(mm->AA[0], mm->AA[1], mm->AA[2]),
mm->flight);
date_str, mm->flight);
}
else if (mm->msg_type == 17 && mm->ME_type >= 9 && mm->ME_type <= 18)
{
if (!VALID_POS(a->position))
p += sprintf (p, "MSG,3,,,%06X,,,,,,,%d,,,,,,,0,0,0,0",
p += sprintf (p, "MSG,3,1,1,%06X,1,%s,,%d,,,,,,,0,0,0,0",
aircraft_get_addr(mm->AA[0], mm->AA[1], mm->AA[2]),
mm->altitude);
else p += sprintf (p, "MSG,3,,,%06X,,,,,,,%d,,,%1.5f,%1.5f,,,0,0,0,0",
date_str, mm->altitude);
else p += sprintf (p, "MSG,3,1,1,%06X,1,%s,,%d,,,%1.5f,%1.5f,,,0,0,0,0",
aircraft_get_addr(mm->AA[0], mm->AA[1], mm->AA[2]),
mm->altitude, a->position.lat, a->position.lon);
date_str, mm->altitude, a->position.lat, a->position.lon);
}
else if (mm->msg_type == 17 && mm->ME_type == 19 && mm->ME_subtype == 1)
{
int vr = (mm->vert_rate_sign == 0 ? 1 : -1) * 64 * (mm->vert_rate - 1);

p += sprintf (p, "MSG,4,,,%06X,,,,,,,,%d,%d,,,%i,,0,0,0,0",
p += sprintf (p, "MSG,4,1,1,%06X,1,%s,,,%d,%d,,,%i,,0,0,0,0",
aircraft_get_addr(mm->AA[0], mm->AA[1], mm->AA[2]),
a->speed, a->heading, vr);
date_str, a->speed, a->heading, vr);
}
else if (mm->msg_type == 21)
{
p += sprintf (p, "MSG,6,,,%06X,,,,,,,,,,,,,%d,%d,%d,%d,%d",
p += sprintf (p, "MSG,6,1,1,%06X,1,%s,,,,,,,,%d,%d,%d,%d,%d",
aircraft_get_addr(mm->AA[0], mm->AA[1], mm->AA[2]),
mm->identity, alert, emergency, spi, ground);
date_str, mm->identity, alert, emergency, spi, ground);
}
else
return;
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