4.104.114.84.95
Last change
on this file since 119bced was
119bced,
checked in by Joel Sherrill <joel.sherrill@…>, on 05/22/98 at 14:51:11
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Added tcdrain(), cfgetospeed(0, cfsetospeed(), cfgetispeed(), and
cfsetispeed().
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-
Property mode set to
100644
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File size:
882 bytes
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1 | /* |
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2 | * This file contains the RTEMS implementation of the POSIX API |
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3 | * routines cfgetispeed, cfgetospeed, cfsetispeed and cfsetospeed. |
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4 | * |
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5 | * $Id$ |
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6 | * |
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7 | */ |
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8 | |
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9 | #include <rtems.h> |
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10 | #if defined(RTEMS_NEWLIB) |
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11 | |
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12 | #include <sys/types.h> |
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13 | #include <sys/stat.h> |
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14 | #include <errno.h> |
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15 | #include <termios.h> |
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16 | |
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17 | #include "internal.h" |
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18 | #include "libio.h" |
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19 | |
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20 | speed_t |
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21 | cfgetospeed(const struct termios *tp) |
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22 | { |
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23 | return tp->c_cflag & CBAUD; |
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24 | } |
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25 | |
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26 | int |
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27 | cfsetospeed(struct termios *tp, speed_t speed) |
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28 | { |
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29 | if (speed & ~CBAUD) { |
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30 | errno = EINVAL; |
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31 | return -1; |
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32 | } |
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33 | tp->c_cflag = (tp->c_cflag & ~CBAUD) | speed; |
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34 | return 0; |
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35 | } |
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36 | |
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37 | speed_t |
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38 | cfgetispeed(const struct termios *tp) |
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39 | { |
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40 | return (tp->c_cflag / (CIBAUD / CBAUD)) & CBAUD; |
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41 | } |
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42 | |
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43 | int |
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44 | cfsetispeed(struct termios *tp, speed_t speed) |
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45 | { |
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46 | if (speed & ~CBAUD) { |
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47 | errno = EINVAL; |
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48 | return -1; |
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49 | } |
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50 | tp->c_cflag = (tp->c_cflag & ~CBAUD) | (speed * (CIBAUD / CBAUD)); |
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51 | return 0; |
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52 | } |
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53 | |
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54 | #endif |
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