misc/adsb-tools
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Style and include cleanups.

Browse Source
This commit is contained in:
Ian Gulliver
2016-02-17 16:40:09 -08:00
parent 8e2e7b2562
commit ae5b4c1ce4
19 changed files with 213 additions and 245 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
airspy_adsb.c
View File

@@ -1,9 +1,9 @@
#include <assert.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
#include "common.h"
#include "backend.h"
#include "airspy_adsb.h"
struct __attribute__((packed)) airspy_adsb_common_overlay {
@@ -37,13 +37,16 @@ struct airspy_adsb_parser_state {
struct mlat_state mlat_state;
};
static bool airspy_adsb_parse_common(struct airspy_adsb_common_overlay *, struct packet *, struct airspy_adsb_parser_state *);
void airspy_adsb_init() {
assert(sizeof(struct airspy_adsb_parser_state) <= PARSER_STATE_LEN);
assert(sizeof(struct airspy_adsb_mode_s_short_overlay) < BUF_LEN_MAX);
assert(sizeof(struct airspy_adsb_mode_s_long_overlay) < BUF_LEN_MAX);
static bool airspy_adsb_parse_common(const struct airspy_adsb_common_overlay *overlay, struct packet *packet, struct airspy_adsb_parser_state *state) {
if (overlay->semicolon1 != ';' ||
overlay->semicolon2 != ';' ||
overlay->semicolon3 != ';') {
return false;
}
uint16_t mlat_mhz = 2 * hex_to_int(overlay->mlat_precision, sizeof(overlay->mlat_precision) / 2);
packet->mlat_timestamp = mlat_timestamp_scale_in(hex_to_int(overlay->mlat_timestamp, sizeof(overlay->mlat_timestamp) / 2), UINT32_MAX, mlat_mhz, &state->mlat_state);
packet->rssi = rssi_scale_in(hex_to_int(overlay->rssi, sizeof(overlay->rssi) / 2), UINT16_MAX);
return true;
}
static bool airspy_adsb_parse_mode_s_short(struct buf *buf, struct packet *packet, struct airspy_adsb_parser_state *state) {
@@ -82,23 +85,16 @@ static bool airspy_adsb_parse_mode_s_long(struct buf *buf, struct packet *packet
return true;
}
bool airspy_adsb_parse(struct backend *backend, struct packet *packet) {
struct buf *buf = &backend->buf;
struct airspy_adsb_parser_state *state = (struct airspy_adsb_parser_state *) backend->parser_state;
void airspy_adsb_init() {
assert(sizeof(struct airspy_adsb_parser_state) <= PARSER_STATE_LEN);
assert(sizeof(struct airspy_adsb_mode_s_short_overlay) < BUF_LEN_MAX);
assert(sizeof(struct airspy_adsb_mode_s_long_overlay) < BUF_LEN_MAX);
}
bool airspy_adsb_parse(struct buf *buf, struct packet *packet, void *state_in) {
struct airspy_adsb_parser_state *state = (struct airspy_adsb_parser_state *) state_in;
return (
airspy_adsb_parse_mode_s_short(buf, packet, state) ||
airspy_adsb_parse_mode_s_long(buf, packet, state));
}
static bool airspy_adsb_parse_common(struct airspy_adsb_common_overlay *overlay, struct packet *packet, struct airspy_adsb_parser_state *state) {
if (overlay->semicolon1 != ';' ||
overlay->semicolon2 != ';' ||
overlay->semicolon3 != ';') {
return false;
}
uint16_t mlat_mhz = 2 * hex_to_int(overlay->mlat_precision, sizeof(overlay->mlat_precision) / 2);
packet->mlat_timestamp = mlat_timestamp_scale_in(hex_to_int(overlay->mlat_timestamp, sizeof(overlay->mlat_timestamp) / 2), UINT32_MAX, mlat_mhz, &state->mlat_state);
packet->rssi = rssi_scale_in(hex_to_int(overlay->rssi, sizeof(overlay->rssi) / 2), UINT16_MAX);
return true;
}