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core/serial: support custom baud rates on OS X 

Thanks to Richard James <xyzzy@mm.st> for the patch

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
This commit is contained in:
Sylvain Munaut 2011-09-28 09:10:32 +02:00
parent abf66e75cb
commit 9631184399
1 changed files with 22 additions and 2 deletions
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24
src/serial.c
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@ -38,8 +38,9 @@
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
#ifdef __linux__
#include <linux/serial.h>
#endif
#include <osmocom/core/serial.h>
@ -155,6 +156,7 @@ osmo_serial_set_baudrate(int fd, speed_t baudrate)
int
osmo_serial_set_custom_baudrate(int fd, int baudrate)
{
#ifdef __linux__
int rc;
struct serial_struct ser_info;
@ -174,6 +176,23 @@ osmo_serial_set_custom_baudrate(int fd, int baudrate)
}
return _osmo_serial_set_baudrate(fd, B38400); /* 38400 is a kind of magic ... */
#elif defined(__APPLE__)
#ifndef IOSSIOSPEED
#define IOSSIOSPEED _IOW('T', 2, speed_t)
#endif
int rc;
unsigned int speed = baudrate;
rc = ioctl(fd, IOSSIOSPEED, &speed);
if (rc < 0) {
dbg.perror("ioctl(IOSSIOSPEED)");
return -errno;
}
return 0;
#else
#warning osmo_serial_set_custom_baudrate: unsupported platform
return 0;
#endif
}
/*! \brief Clear any custom baudrate
@ -186,6 +205,7 @@ int
osmo_serial_clear_custom_baudrate(int fd)
{
int rc;
#ifdef __linux__
struct serial_struct ser_info;
rc = ioctl(fd, TIOCGSERIAL, &ser_info);
@ -202,7 +222,7 @@ osmo_serial_clear_custom_baudrate(int fd)
dbg_perror("ioctl(TIOCSSERIAL)");
return -errno;
}
#endif
return 0;
}