Cocomobyl/cocomobile-tui
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add receiver option

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This commit is contained in:
smayzy 2026-05-03 18:31:02 +02:00
parent 45dffd54ad
commit 21046b2bd3
1 changed files with 47 additions and 6 deletions
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53
src/main.c
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@ -173,6 +173,41 @@ void read_uart(Tel *t, int fd, SerialParser *uart_str) {
} }
} }
void read_uart_receiver(Tel *t, int fd, SerialParser *uart_str) {
char buf[128];
int n = read(fd, buf, sizeof(buf));
if (n < 0) return; // -1 EAGAIN means empty
if (n > 0) {
for (int i = 0; i < n; i++) {
char c = buf[i];
if (c == '\n') {
uart_str->linebuf[uart_str->linepos] = '\0';
int tmp_speed, tmp_rpm, tmp_power, tmp_bat, tmp_warn;
float tmp_eff, tmp_tens, tmp_amp;
if (sscanf(uart_str->linebuf, "%d,%d,%d,%f,%d,%f,%f,%d", &tmp_speed, &tmp_rpm, &tmp_power, &tmp_eff, &tmp_bat, &tmp_tens, &tmp_amp, &tmp_warn) == 8) {
t->speed.data = tmp_speed;
t->rpm.data = tmp_rpm;
t->power.data = tmp_power;
t->eff.data = tmp_eff;
t->bat.data = tmp_bat;
t->tens.data = tmp_tens;
t->amp.data = tmp_amp;
t->message.error_level = tmp_warn;
}
uart_str->linepos = 0;
}
if (uart_str->linepos < (int)sizeof(uart_str->linebuf) - 1) {
uart_str->linebuf[uart_str->linepos++] = c;
} else {
uart_str->linepos = 0; // drop line to prevent overflow
}
}
}
}
void write_uart(Tel *t, int fd) { void write_uart(Tel *t, int fd) {
// speed,rpm,power,eff,bat,tens,amp,warn // speed,rpm,power,eff,bat,tens,amp,warn
char msg[256]; char msg[256];
@ -518,6 +553,7 @@ int main(int argc, char **argv) {
int soc = 0; int soc = 0;
int use_uart = 0; int use_uart = 0;
int uart_fd = 0; int uart_fd = 0;
int is_receiver = 0;
struct sockaddr_can addr; struct sockaddr_can addr;
struct ifreq ifr; struct ifreq ifr;
@ -527,7 +563,7 @@ int main(int argc, char **argv) {
Bat_state bat_state = {0, 1000, 0}; Bat_state bat_state = {0, 1000, 0};
while ((option = getopt(argc, argv, "d:hfcu")) !=-1) { while ((option = getopt(argc, argv, "d:hfcur")) !=-1) {
switch (option) { switch (option) {
case 'd' : case 'd' :
delay = atoi(optarg); delay = atoi(optarg);
@ -544,8 +580,11 @@ int main(int argc, char **argv) {
case 'u' : case 'u' :
use_uart = 1; use_uart = 1;
break; break;
case 'r' :
is_receiver = 1;
break;
case 'h' : case 'h' :
printf("Usage: ./cocomobile-tui [-d int <ms multiplier>] [-h <help>] [-f <random data generation>] [-c <enable can>] [-u <enable uart connection>]\n"); printf("Usage: ./cocomobile-tui [-d int <ms multiplier>] [-h <help>] [-f <random data generation>] [-c <enable can>] [-u <enable uart connection>] [-r <set for receiver (not for the car)>]\n");
return(0); return(0);
} }
} }
@ -670,12 +709,13 @@ int main(int argc, char **argv) {
if (fake_data) { if (fake_data) {
get_fake_data(&tel); get_fake_data(&tel);
} else { } else {
if (use_can) read_can(&tel, soc); if (use_can && !is_receiver) read_can(&tel, soc);
if (use_uart) read_uart(&tel, uart_fd, &uart_parser); if (use_uart && !is_receiver) read_uart(&tel, uart_fd, &uart_parser);
if (use_uart && is_receiver) read_uart_receiver(&tel, uart_fd, &uart_parser);
} }
break; break;
} }
calc_data(&tel, &bat_state, now); if (!is_receiver) calc_data(&tel, &bat_state, now);
now = now_ms(); now = now_ms();
if (now - t100 >= 100 * delay) { if (now - t100 >= 100 * delay) {
win_int(&tel.speed, use_color); win_int(&tel.speed, use_color);
@ -687,7 +727,7 @@ int main(int argc, char **argv) {
win_int(&tel.bat, use_color); win_int(&tel.bat, use_color);
win_warn(&tel, use_color, now); win_warn(&tel, use_color, now);
if (use_uart) write_uart(&tel, uart_fd); if (use_uart && !is_receiver) write_uart(&tel, uart_fd);
t100 = now; t100 = now;
} }
@ -704,5 +744,6 @@ int main(int argc, char **argv) {
delwin(tel.message.lwin); delwin(tel.message.lwin);
endwin(); endwin();
if (use_can) close(soc); if (use_can) close(soc);
if (use_uart) close(uart_fd);
return 0; return 0;
} }