jeena/moxanix
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Varoious code improvements and bugfixes

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This commit is contained in:
Luka Miljak 2014-01-10 09:18:45 +00:00
parent 6ec15f77c4
commit 1a729bd46a
4 changed files with 33 additions and 9 deletions
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2
moxanix.cfg
View file

@ -10,7 +10,7 @@
[4001]
dev = /dev/ttyUSB0
dev = /dev/ttyS1
speed = 115200
[4002]

11
moxerver.c
View file

@ -53,10 +53,10 @@ int time2string(time_t time, char* timestamp) {
/* Parse handler function, used to configure serial port */
int parse_handler(void *user, const char *section, const char *name, const char *value) {
printf("[%s] section = %s, name = %s, value = %s\n", __func__, section, name, value);
//printf("[%s] section = %s, name = %s, value = %s\n", __func__, section, name, value);
if (!strcmp(name, "speed") && (unsigned int)atoi(section) == server.port) {
printf("[%s] setting %s speed for port %s\n", __func__, value, section);
fprintf(stderr, "[%s] setting %s speed for port %s\n", __func__, value, section);
if (cfsetispeed(&(tty_dev.ttyset), baud_to_speed(atoi(value))) < 0 ||
cfsetospeed(&(tty_dev.ttyset), baud_to_speed(atoi(value))) < 0) {
@ -170,7 +170,12 @@ int main(int argc, char *argv[]) {
fprintf(stderr, "[%s] TCP port: %d, TTY device path: %s\n", NAME, tcp_port, tty_dev.path);
/* start thread that handles tty device */
ret = pthread_create(&tty_thread, NULL, tty_thread_func, &tty_dev); //TODO check return value?
ret = pthread_create(&tty_thread, NULL, tty_thread_func, &tty_dev);
if (ret) {
fprintf(stderr, "[%s] error starting serial monitor thread"
", pthread_create returned %d\n", NAME, ret);
return -1;
}
/* loop with timeouts waiting for client connection and data */
while (1) {

1
moxerver.h
View file

@ -35,6 +35,7 @@ struct client_t {
struct tty_t {
int fd; /* tty file descriptor */
struct termios ttysetdef; /* default tty termios settings */
struct termios ttyset; /* tty termios settings */
char path[DEV_PATH]; /* tty device path */
char data[DATABUF_LEN]; /* buffer for data received from tty */

28
tty.c
View file

@ -22,6 +22,11 @@ int tty_open(struct tty_t *tty_dev) {
else
tty_dev->fd = fd;
/* store default termios setitngs */
if (tcgetattr(tty_dev->fd, &(tty_dev->ttysetdef)))
fprintf(stderr, "[%s] error reading device default config\n"
"\t\t-> default config will not be restored upon exit", __func__);
tty_dev->ttyset.c_iflag &= ~(IGNBRK | BRKINT | ICRNL | INLCR |
PARMRK | INPCK | ISTRIP | IXON);
tty_dev->ttyset.c_oflag &= ~(OCRNL | ONLCR | ONLRET |
@ -35,17 +40,17 @@ int tty_open(struct tty_t *tty_dev) {
/* if speed is set to B0 (e.g. cfg file is not provided), default values are used */
if (cfgetispeed(&(tty_dev->ttyset)) == baud_to_speed(0) &&
cfsetispeed(&(tty_dev->ttyset), TTY_DEF_BAUD_RATE) < 0) {
fprintf(stderr, "[%s] error configuring tty device speed\n", NAME);
fprintf(stderr, "[%s] error configuring tty device speed\n", __func__);
return -errno;
}
if (cfgetospeed(&(tty_dev->ttyset)) == baud_to_speed(0) &&
cfsetospeed(&(tty_dev->ttyset), TTY_DEF_BAUD_RATE) < 0) {
fprintf(stderr, "[%s] error configuring tty device speed\n", NAME);
fprintf(stderr, "[%s] error configuring tty device speed\n", __func__);
return -errno;
}
if(tcsetattr(tty_dev->fd, TCSAFLUSH, &(tty_dev->ttyset)) < 0) {
fprintf(stderr, "[%s] error configuring tty device\n", NAME);
if (tcsetattr(tty_dev->fd, TCSANOW, &(tty_dev->ttyset)) < 0) {
fprintf(stderr, "[%s] error configuring tty device\n", __func__);
return -errno;
}
@ -55,7 +60,20 @@ int tty_open(struct tty_t *tty_dev) {
/* Closes the tty device. */
int tty_close(struct tty_t *tty_dev) {
// close and set "tty_dev.fd = -1"
int fd = tty_dev->fd;
tty_dev->fd = -1;
fprintf(stderr, "[%s] closing tty device \n", __func__);
if (tcsetattr(tty_dev->fd, TCSANOW, &(tty_dev->ttysetdef)) < 0) {
fprintf(stderr, "[%s] error restorting tty device default config\n", __func__);
return -errno;
}
if (close(fd) < 0)
return -errno;
return 0;
}