118 lines
3.3 KiB
C
118 lines
3.3 KiB
C
/*
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* Copyright (C) 2008 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _TERMIOS_H_
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#define _TERMIOS_H_
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#include <sys/cdefs.h>
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#include <sys/ioctl.h>
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#include <sys/types.h>
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#include <stdint.h>
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#include <linux/termios.h>
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__BEGIN_DECLS
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/* Redefine these to match their ioctl number */
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#undef TCSANOW
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#define TCSANOW TCSETS
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#undef TCSADRAIN
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#define TCSADRAIN TCSETSW
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#undef TCSAFLUSH
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#define TCSAFLUSH TCSETSF
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static __inline__ int tcgetattr(int fd, struct termios *s)
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{
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return ioctl(fd, TCGETS, s);
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}
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static __inline__ int tcsetattr(int fd, int __opt, const struct termios *s)
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{
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return ioctl(fd, __opt, (void *)s);
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}
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static __inline__ int tcflow(int fd, int action)
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{
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return ioctl(fd, TCXONC, (void *)(intptr_t)action);
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}
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static __inline__ int tcflush(int fd, int __queue)
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{
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return ioctl(fd, TCFLSH, (void *)(intptr_t)__queue);
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}
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static __inline__ int tcdrain(int fd)
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{
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return ioctl(fd, TCSBRK, (void *)(intptr_t)1);
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}
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static __inline__ pid_t tcgetsid(int fd)
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{
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pid_t _pid;
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return ioctl(fd, TIOCGSID, &_pid) ? (pid_t)-1 : _pid;
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}
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static __inline__ int tcsendbreak(int fd, int __duration)
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{
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return ioctl(fd, TCSBRKP, (void *)(uintptr_t)__duration);
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}
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static __inline__ speed_t cfgetospeed(const struct termios *s)
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{
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return (speed_t)(s->c_cflag & CBAUD);
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}
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static __inline__ int cfsetospeed(struct termios *s, speed_t speed)
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{
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s->c_cflag = (s->c_cflag & ~CBAUD) | (speed & CBAUD);
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return 0;
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}
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static __inline__ speed_t cfgetispeed(const struct termios *s)
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{
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return (speed_t)(s->c_cflag & CBAUD);
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}
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static __inline__ int cfsetispeed(struct termios *s, speed_t speed)
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{
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s->c_cflag = (s->c_cflag & ~CBAUD) | (speed & CBAUD);
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return 0;
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}
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static __inline__ void cfmakeraw(struct termios *s)
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{
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s->c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON);
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s->c_oflag &= ~OPOST;
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s->c_lflag &= ~(ECHO|ECHONL|ICANON|ISIG|IEXTEN);
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s->c_cflag &= ~(CSIZE|PARENB);
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s->c_cflag |= CS8;
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}
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__END_DECLS
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#endif /* _TERMIOS_H_ */
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