1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
|
/*
* This file is Copyright (c) 2010-2018 by the GPSD project
* SPDX-License-Identifier: BSD-2-clause
*/
#include <math.h>
#include <stdlib.h> /* for labs() */
#include <time.h>
#include "gpsd.h"
#include "bits.h"
#include "gpsmon.h"
#ifdef UBLOX_ENABLE
#include "driver_ubx.h"
extern const struct gps_type_t driver_ubx;
static WINDOW *satwin, *navsolwin, *dopwin, *ppswin;
#define display (void)mvwprintw
static bool ubx_initialize(void)
{
int i;
/* "heavily inspired" by monitor_nmea.c */
if ((satwin = derwin(devicewin, 19, 28, 0, 0)) == NULL)
return false;
(void)wborder(satwin, 0, 0, 0, 0, 0, 0, 0, 0), (void)syncok(satwin, true);
(void)wattrset(satwin, A_BOLD);
display(satwin, 1, 1, "Ch PRN Az El S/N Flag U");
for (i = 0; i < 16; i++)
display(satwin, (int)(i + 2), 1, "%2d", i);
display(satwin, 18, 7, " NAV_SVINFO ");
(void)wattrset(satwin, A_NORMAL);
/* "heavily inspired" by monitor_nmea.c */
if ((navsolwin = derwin(devicewin, 13, 51, 0, 28)) == NULL)
return false;
(void)wborder(navsolwin, 0, 0, 0, 0, 0, 0, 0, 0),
(void)wattrset(navsolwin, A_BOLD);
(void)wmove(navsolwin, 1, 1);
(void)wprintw(navsolwin, "ECEF Pos:");
(void)wmove(navsolwin, 2, 1);
(void)wprintw(navsolwin, "ECEF Vel:");
(void)wmove(navsolwin, 4, 1);
(void)wprintw(navsolwin, "LTP Pos:");
(void)wmove(navsolwin, 5, 1);
(void)wprintw(navsolwin, "LTP Vel:");
(void)wmove(navsolwin, 7, 1);
(void)wprintw(navsolwin, "Time:");
(void)wmove(navsolwin, 8, 1);
(void)wprintw(navsolwin, "Time GPS: Day:");
(void)wmove(navsolwin, 10, 1);
(void)wprintw(navsolwin, "Est Pos Err m Est Vel Err m/s");
(void)wmove(navsolwin, 11, 1);
(void)wprintw(navsolwin, "PRNs: ## PDOP: xx.x Fix 0x.. Flags 0x..");
display(navsolwin, 12, 20, " NAV_SOL ");
(void)wattrset(navsolwin, A_NORMAL);
if ((dopwin = derwin(devicewin, 3, 51, 13, 28)) == NULL)
return false;
(void)wborder(dopwin, 0, 0, 0, 0, 0, 0, 0, 0);
(void)wattrset(dopwin, A_BOLD);
(void)wmove(dopwin, 1, 1);
(void)wprintw(dopwin, "DOP [H] [V] [P] [T] [G]");
display(dopwin, 2, 20, " NAV_DOP ");
(void)wattrset(dopwin, A_NORMAL);
if ((ppswin = derwin(devicewin, 3, 51, 16, 28)) == NULL)
return false;
(void)wborder(ppswin, 0, 0, 0, 0, 0, 0, 0, 0);
(void)syncok(ppswin, true);
(void)wattrset(ppswin, A_BOLD);
#define TOFF_LINE 1
#define TOFF_COLUMN 1
(void)mvwaddstr(ppswin, TOFF_LINE, TOFF_COLUMN, "TOFF: ");
#ifndef PPS_ENABLE
(void)mvwaddstr(ppswin, TOFF_LINE, TOFF_COLUMN + 10, "N/A");
#endif /* PPS_ENABLE */
#define PPS_LINE 1
#define PPS_COLUMN 26
(void)mvwaddstr(ppswin, PPS_LINE, PPS_COLUMN, "PPS: ");
#ifndef PPS_ENABLE
(void)mvwaddstr(ppswin, PPS_LINE, PPS_COLUMN + 10, "N/A");
#endif /* PPS_ENABLE */
(void)wattrset(ppswin, A_NORMAL);
return true;
}
static void display_nav_svinfo(unsigned char *buf, size_t data_len)
{
int i, nchan;
if (data_len < 152)
return;
nchan = (int)getub(buf, 4);
if (nchan > 16)
nchan = 16;
for (i = 0; i < nchan; i++) {
int off = 8 + 12 * i;
unsigned char ss, prn;
char el;
short az;
unsigned short fl;
prn = (unsigned char)getub(buf, off + 1);
fl = (unsigned short)getleu16(buf, off + 2);
ss = (unsigned char)getub(buf, off + 4);
el = (char)getsb(buf, off + 5);
az = (short)getles16(buf, off + 6);
(void)wmove(satwin, (int)(i + 2), 4);
(void)wprintw(satwin, "%3d %3d %3d %2d %04x %c",
prn, az, el, ss, fl, (fl & UBX_SAT_USED) ? 'Y' : ' ');
}
(void)wnoutrefresh(satwin);
return;
}
static void display_nav_sol(unsigned char *buf, size_t data_len)
{
unsigned short gw = 0;
unsigned int tow = 0, flags;
double epx, epy, epz, evx, evy, evz;
unsigned char navmode;
struct gps_data_t g;
double separation;
if (data_len != 52)
return;
navmode = (unsigned char)getub(buf, 10);
flags = (unsigned int)getub(buf, 11);
if ((flags & (UBX_SOL_VALID_WEEK | UBX_SOL_VALID_TIME)) != 0) {
tow = (unsigned int)getleu32(buf, 0);
gw = (unsigned short)getles16(buf, 8);
}
epx = (double)(getles32(buf, 12) / 100.0);
epy = (double)(getles32(buf, 16) / 100.0);
epz = (double)(getles32(buf, 20) / 100.0);
evx = (double)(getles32(buf, 28) / 100.0);
evy = (double)(getles32(buf, 32) / 100.0);
evz = (double)(getles32(buf, 36) / 100.0);
ecef_to_wgs84fix(&g.fix, &separation, epx, epy, epz, evx, evy, evz);
g.fix.epx = g.fix.epy = (double)(getles32(buf, 24) / 100.0);
g.fix.eps = (double)(getles32(buf, 40) / 100.0);
g.dop.pdop = (double)(getleu16(buf, 44) / 100.0);
g.satellites_used = (int)getub(buf, 47);
(void)wmove(navsolwin, 1, 11);
(void)wprintw(navsolwin, "%+10.2fm %+10.2fm %+10.2fm", epx, epy, epz);
(void)wmove(navsolwin, 2, 11);
(void)wprintw(navsolwin, "%+9.2fm/s %+9.2fm/s %+9.2fm/s", evx, evy, evz);
(void)wmove(navsolwin, 4, 11);
(void)wattrset(navsolwin, A_UNDERLINE);
(void)wprintw(navsolwin, "%12.9f %13.9f %8.2fm",
g.fix.latitude, g.fix.longitude, g.fix.altitude);
(void)mvwaddch(navsolwin, 4, 23, ACS_DEGREE);
(void)mvwaddch(navsolwin, 4, 38, ACS_DEGREE);
(void)wmove(navsolwin, 5, 11);
(void)wprintw(navsolwin, "%6.2fm/s %5.1fo %6.2fm/s",
g.fix.speed, g.fix.track, g.fix.climb);
(void)mvwaddch(navsolwin, 5, 26, ACS_DEGREE);
(void)wattrset(navsolwin, A_NORMAL);
(void)wmove(navsolwin, 7, 7);
{
unsigned int day = tow / 86400000;
unsigned int tod = tow % 86400000;
unsigned int h = tod / 3600000;
unsigned int m = tod % 3600000;
unsigned int s = m % 60000;
m = (m - s) / 60000;
(void)wattrset(navsolwin, A_UNDERLINE);
(void)wprintw(navsolwin, "%u %02u:%02u:%05.2f", day, h, m, (double)s / 1000);
(void)wattrset(navsolwin, A_NORMAL);
}
(void)wmove(navsolwin, 8, 11);
if ((flags & (UBX_SOL_VALID_WEEK | UBX_SOL_VALID_TIME)) != 0) {
(void)wprintw(navsolwin, "%d+%10.3lf", gw, (double)(tow / 1000.0));
(void)wmove(navsolwin, 8, 36);
(void)wprintw(navsolwin, "%d", (tow / 86400000));
}
/* relies on the fact that epx and epy are set to same value */
(void)wmove(navsolwin, 10, 12);
(void)wprintw(navsolwin, "%7.2f", g.fix.epx);
(void)wmove(navsolwin, 10, 33);
(void)wprintw(navsolwin, "%6.2f", g.fix.epv);
(void)wmove(navsolwin, 11, 7);
(void)wprintw(navsolwin, "%2d", g.satellites_used);
(void)wmove(navsolwin, 11, 15);
(void)wprintw(navsolwin, "%5.1f", g.dop.pdop);
(void)wmove(navsolwin, 11, 25);
(void)wprintw(navsolwin, "0x%02x", navmode);
(void)wmove(navsolwin, 11, 36);
(void)wprintw(navsolwin, "0x%02x", flags);
(void)wnoutrefresh(navsolwin);
}
static void display_nav_dop(unsigned char *buf, size_t data_len)
{
if (data_len != 18)
return;
(void)wmove(dopwin, 1, 9);
(void)wprintw(dopwin, "%4.1f", getleu16(buf, 12) / 100.0);
(void)wmove(dopwin, 1, 18);
(void)wprintw(dopwin, "%4.1f", getleu16(buf, 10) / 100.0);
(void)wmove(dopwin, 1, 27);
(void)wprintw(dopwin, "%4.1f", getleu16(buf, 6) / 100.0);
(void)wmove(dopwin, 1, 36);
(void)wprintw(dopwin, "%4.1f", getleu16(buf, 8) / 100.0);
(void)wmove(dopwin, 1, 45);
(void)wprintw(dopwin, "%4.1f", getleu16(buf, 4) / 100.0);
(void)wnoutrefresh(dopwin);
}
static void ubx_update(void)
{
unsigned char *buf;
size_t data_len;
unsigned short msgid;
buf = session.lexer.outbuffer;
msgid = (unsigned short)((buf[2] << 8) | buf[3]);
data_len = (size_t) getles16(buf, 4);
switch (msgid) {
case UBX_NAV_SVINFO:
/* coverity_submit[tainted_data] */
display_nav_svinfo(&buf[6], data_len);
break;
case UBX_NAV_DOP:
display_nav_dop(&buf[6], data_len);
break;
case UBX_NAV_SOL:
display_nav_sol(&buf[6], data_len);
break;
default:
break;
}
#ifdef NTP_ENABLE
toff_update(ppswin, TOFF_LINE, TOFF_COLUMN + 6);
#endif /* NTP_ENABLE */
#ifdef PPS_ENABLE
pps_update(ppswin, PPS_LINE, PPS_COLUMN + 5);
#endif /* PPS_ENABLE */
}
static int ubx_command(char line[]UNUSED)
{
return COMMAND_UNKNOWN;
}
static void ubx_wrap(void)
{
(void)delwin(satwin);
return;
}
const struct monitor_object_t ubx_mmt = {
.initialize = ubx_initialize,
.update = ubx_update,
.command = ubx_command,
.wrap = ubx_wrap,
.min_y = 19,.min_x = 80, /* size of the device window */
.driver = &driver_ubx,
};
#endif
|
