diff options
Diffstat (limited to 'nmeamon.c')
| -rw-r--r-- | nmeamon.c | 280 |
1 files changed, 139 insertions, 141 deletions
@@ -94,160 +94,158 @@ static bool nmea_initialize(void) } /*@ -globstate -nullpass (splint is confused) */ -static void nmea_update(size_t len) +static void nmea_update(void) { + static char sentences[NMEA_MAX]; + char **fields; + assert(nmeawin!=NULL); assert(gpgsawin!=NULL); assert(gpggawin!=NULL); assert(gprmcwin!=NULL); - if (len > 0 && session.packet.outbuflen > 0) - { - static char sentences[NMEA_MAX]; - char **fields; - - fields = session.driver.nmea.field; - - if (session.packet.outbuffer[0] == (unsigned char)'$') { - int ymax, xmax; - double now; - char newid[NMEA_MAX]; - getmaxyx(nmeawin, ymax, xmax); - (void)strlcpy(newid, (char *)session.packet.outbuffer+1, - strcspn((char *)session.packet.outbuffer+1, ",")+1); - if (strstr(sentences, newid) == NULL) { - char *s_end = sentences + strlen(sentences); - if ((int)(strlen(sentences) + strlen(newid)) < xmax-2) { - *s_end++ = ' '; - (void)strcpy(s_end, newid); - } else { - *--s_end = '.'; - *--s_end = '.'; - *--s_end = '.'; - } - mvwaddstr(nmeawin, SENTENCELINE, 1, sentences); - } - /* - * If the interval between this and last update is - * the longest we've seen yet, boldify the corresponding - * tag. - */ - now = timestamp(); - if (now > last_tick && (now - last_tick) > tick_interval) - { - char *findme = strstr(sentences, newid); - - tick_interval = now - last_tick; - if (findme != NULL) { - mvwchgat(nmeawin, SENTENCELINE, 1, xmax-13, A_NORMAL, 0, NULL); - mvwchgat(nmeawin, - SENTENCELINE, 1+(findme-sentences), - (int)strlen(newid), - A_BOLD, 0, NULL); - } + fields = session.driver.nmea.field; + + if (session.packet.outbuffer[0] == (unsigned char)'$') { + int ymax, xmax; + double now; + char newid[NMEA_MAX]; + getmaxyx(nmeawin, ymax, xmax); + (void)strlcpy(newid, (char *)session.packet.outbuffer+1, + strcspn((char *)session.packet.outbuffer+1, ",")+1); + if (strstr(sentences, newid) == NULL) { + char *s_end = sentences + strlen(sentences); + if ((int)(strlen(sentences) + strlen(newid)) < xmax-2) { + *s_end++ = ' '; + (void)strcpy(s_end, newid); + } else { + *--s_end = '.'; + *--s_end = '.'; + *--s_end = '.'; } - last_tick = now; - - if (strcmp(newid, "GPGSV") == 0) { - int i; - - for (i = 0; i < session.gpsdata.satellites; i++) { - (void)wmove(satwin, i+2, 3); - (void)wprintw(satwin, " %3d %3d%3d %3d", - session.gpsdata.PRN[i], - session.gpsdata.azimuth[i], - session.gpsdata.elevation[i], - session.gpsdata.ss[i]); - } + mvwaddstr(nmeawin, SENTENCELINE, 1, sentences); + } + + /* + * If the interval between this and last update is + * the longest we've seen yet, boldify the corresponding + * tag. + */ + now = timestamp(); + if (now > last_tick && (now - last_tick) > tick_interval) + { + char *findme = strstr(sentences, newid); + + tick_interval = now - last_tick; + if (findme != NULL) { + mvwchgat(nmeawin, SENTENCELINE, 1, xmax-13, A_NORMAL, 0, NULL); + mvwchgat(nmeawin, + SENTENCELINE, 1+(findme-sentences), + (int)strlen(newid), + A_BOLD, 0, NULL); } + } + last_tick = now; - if (strcmp(newid, "GPRMC") == 0) { - /* Not dumped yet: magnetic variation */ - char scr[128]; - if (isnan(session.gpsdata.fix.time)==0) { - (void)unix_to_iso8601(session.gpsdata.fix.time, scr, sizeof(scr)); - } else - (void)snprintf(scr, sizeof(scr), "n/a"); - (void)wmove(gprmcwin, 1, 7); - (void)wclrtoeol(gprmcwin); - (void)waddstr(gprmcwin, scr); - fixframe(gprmcwin); - - /* Fill in the latitude. */ - if (session.gpsdata.fix.mode >= MODE_2D && isnan(session.gpsdata.fix.latitude)==0) { - (void)snprintf(scr, sizeof(scr), "%s %c", - deg_to_str(deg_ddmmss, fabs(session.gpsdata.fix.latitude)), - (session.gpsdata.fix.latitude < 0) ? 'S' : 'N'); - } else - (void)snprintf(scr, sizeof(scr), "n/a"); - (void)mvwprintw(gprmcwin, 2, 11, "%-17s", scr); - - /* Fill in the longitude. */ - if (session.gpsdata.fix.mode >= MODE_2D && isnan(session.gpsdata.fix.longitude)==0) { - (void)snprintf(scr, sizeof(scr), "%s %c", - deg_to_str(deg_ddmmss, fabs(session.gpsdata.fix.longitude)), - (session.gpsdata.fix.longitude < 0) ? 'W' : 'E'); - } else - (void)snprintf(scr, sizeof(scr), "n/a"); - (void)mvwprintw(gprmcwin, 3, 11, "%-17s", scr); - - /* Fill in the speed. */ - if (session.gpsdata.fix.mode >= MODE_2D && isnan(session.gpsdata.fix.track)==0) - (void)snprintf(scr, sizeof(scr), "%.1f meters/sec", session.gpsdata.fix.speed); - else - (void)snprintf(scr, sizeof(scr), "n/a"); - (void)mvwprintw(gprmcwin, 4, 11, "%-17s", scr); - - if (session.gpsdata.fix.mode >= MODE_2D && isnan(session.gpsdata.fix.track)==0) - (void)snprintf(scr, sizeof(scr), "%.1f deg", session.gpsdata.fix.track); - else - (void)snprintf(scr, sizeof(scr), "n/a"); - (void)mvwprintw(gprmcwin, 5, 11, "%-17s", scr); - - /* the status field and FAA code */ - (void)mvwaddstr(gprmcwin, 6, 11, fields[2]); - (void)mvwaddstr(gprmcwin, 6, 23, fields[12]); + if (strcmp(newid, "GPGSV") == 0) { + int i; + + for (i = 0; i < session.gpsdata.satellites; i++) { + (void)wmove(satwin, i+2, 3); + (void)wprintw(satwin, " %3d %3d%3d %3d", + session.gpsdata.PRN[i], + session.gpsdata.azimuth[i], + session.gpsdata.elevation[i], + session.gpsdata.ss[i]); } + } - if (strcmp(newid, "GPGSA") == 0) { - char scr[128]; - int i; - (void)mvwprintw(gpgsawin, 1,7, "%1s %s", fields[1], fields[2]); - (void)wmove(gpgsawin, 2, 7); - (void)wclrtoeol(gpgsawin); - scr[0] = '\0'; - for (i = 0; i < session.gpsdata.satellites_used; i++) { - (void)snprintf(scr + strlen(scr), sizeof(scr)-strlen(scr), - "%d ", session.gpsdata.used[i]); - } - getmaxyx(gpgsawin, ymax, xmax); - (void)mvwaddnstr(gpgsawin, 2, 7, scr, xmax-2-7); - if (strlen(scr) >= (size_t)(xmax-2)) { - mvwaddch(gpgsawin, 2, xmax-2-7, (chtype)'.'); - mvwaddch(gpgsawin, 2, xmax-3-7, (chtype)'.'); - mvwaddch(gpgsawin, 2, xmax-4-7, (chtype)'.'); - } - fixframe(gpgsawin); - (void)wmove(gpgsawin, 3, 7); - (void)wprintw(gpgsawin, "%2.2f", session.gpsdata.hdop); - (void)wmove(gpgsawin, 4, 7); - (void)wprintw(gpgsawin, "%2.2f", session.gpsdata.vdop); - (void)wmove(gpgsawin, 5, 7); - (void)wprintw(gpgsawin, "%2.2f", session.gpsdata.pdop); + if (strcmp(newid, "GPRMC") == 0) { + /* Not dumped yet: magnetic variation */ + char scr[128]; + if (isnan(session.gpsdata.fix.time)==0) { + (void)unix_to_iso8601(session.gpsdata.fix.time, scr, sizeof(scr)); + } else + (void)snprintf(scr, sizeof(scr), "n/a"); + (void)wmove(gprmcwin, 1, 7); + (void)wclrtoeol(gprmcwin); + (void)waddstr(gprmcwin, scr); + fixframe(gprmcwin); + + /* Fill in the latitude. */ + if (session.gpsdata.fix.mode >= MODE_2D && isnan(session.gpsdata.fix.latitude)==0) { + (void)snprintf(scr, sizeof(scr), "%s %c", + deg_to_str(deg_ddmmss, fabs(session.gpsdata.fix.latitude)), + (session.gpsdata.fix.latitude < 0) ? 'S' : 'N'); + } else + (void)snprintf(scr, sizeof(scr), "n/a"); + (void)mvwprintw(gprmcwin, 2, 11, "%-17s", scr); + + /* Fill in the longitude. */ + if (session.gpsdata.fix.mode >= MODE_2D && isnan(session.gpsdata.fix.longitude)==0) { + (void)snprintf(scr, sizeof(scr), "%s %c", + deg_to_str(deg_ddmmss, fabs(session.gpsdata.fix.longitude)), + (session.gpsdata.fix.longitude < 0) ? 'W' : 'E'); + } else + (void)snprintf(scr, sizeof(scr), "n/a"); + (void)mvwprintw(gprmcwin, 3, 11, "%-17s", scr); + + /* Fill in the speed. */ + if (session.gpsdata.fix.mode >= MODE_2D && isnan(session.gpsdata.fix.track)==0) + (void)snprintf(scr, sizeof(scr), "%.1f meters/sec", session.gpsdata.fix.speed); + else + (void)snprintf(scr, sizeof(scr), "n/a"); + (void)mvwprintw(gprmcwin, 4, 11, "%-17s", scr); + + if (session.gpsdata.fix.mode >= MODE_2D && isnan(session.gpsdata.fix.track)==0) + (void)snprintf(scr, sizeof(scr), "%.1f deg", session.gpsdata.fix.track); + else + (void)snprintf(scr, sizeof(scr), "n/a"); + (void)mvwprintw(gprmcwin, 5, 11, "%-17s", scr); + + /* the status field and FAA code */ + (void)mvwaddstr(gprmcwin, 6, 11, fields[2]); + (void)mvwaddstr(gprmcwin, 6, 23, fields[12]); + } + + if (strcmp(newid, "GPGSA") == 0) { + char scr[128]; + int i; + (void)mvwprintw(gpgsawin, 1,7, "%1s %s", fields[1], fields[2]); + (void)wmove(gpgsawin, 2, 7); + (void)wclrtoeol(gpgsawin); + scr[0] = '\0'; + for (i = 0; i < session.gpsdata.satellites_used; i++) { + (void)snprintf(scr + strlen(scr), sizeof(scr)-strlen(scr), + "%d ", session.gpsdata.used[i]); } - if (strcmp(newid, "GPGGA") == 0) { - char scr[128]; - /* Fill in the altitude. */ - if (session.gpsdata.fix.mode == MODE_3D && isnan(session.gpsdata.fix.altitude)==0) - (void)snprintf(scr, sizeof(scr), "%.1f meters",session.gpsdata.fix.altitude); - else - (void)snprintf(scr, sizeof(scr), "n/a"); - (void)mvwprintw(gpggawin, 1, 11, "%-17s", scr); - (void)mvwprintw(gpggawin, 2, 10, "%1.1s", fields[6]); - (void)mvwprintw(gpggawin, 2, 19, "%2.2s", fields[7]); - (void)mvwprintw(gpggawin, 3, 10, "%-5.5s", fields[8]); - (void)mvwprintw(gpggawin, 4, 10, "%-5.5s", fields[11]); + getmaxyx(gpgsawin, ymax, xmax); + (void)mvwaddnstr(gpgsawin, 2, 7, scr, xmax-2-7); + if (strlen(scr) >= (size_t)(xmax-2)) { + mvwaddch(gpgsawin, 2, xmax-2-7, (chtype)'.'); + mvwaddch(gpgsawin, 2, xmax-3-7, (chtype)'.'); + mvwaddch(gpgsawin, 2, xmax-4-7, (chtype)'.'); } + fixframe(gpgsawin); + (void)wmove(gpgsawin, 3, 7); + (void)wprintw(gpgsawin, "%2.2f", session.gpsdata.hdop); + (void)wmove(gpgsawin, 4, 7); + (void)wprintw(gpgsawin, "%2.2f", session.gpsdata.vdop); + (void)wmove(gpgsawin, 5, 7); + (void)wprintw(gpgsawin, "%2.2f", session.gpsdata.pdop); + } + if (strcmp(newid, "GPGGA") == 0) { + char scr[128]; + /* Fill in the altitude. */ + if (session.gpsdata.fix.mode == MODE_3D && isnan(session.gpsdata.fix.altitude)==0) + (void)snprintf(scr, sizeof(scr), "%.1f meters",session.gpsdata.fix.altitude); + else + (void)snprintf(scr, sizeof(scr), "n/a"); + (void)mvwprintw(gpggawin, 1, 11, "%-17s", scr); + (void)mvwprintw(gpggawin, 2, 10, "%1.1s", fields[6]); + (void)mvwprintw(gpggawin, 2, 19, "%2.2s", fields[7]); + (void)mvwprintw(gpggawin, 3, 10, "%-5.5s", fields[8]); + (void)mvwprintw(gpggawin, 4, 10, "%-5.5s", fields[11]); } } } |