ndk/platforms/android-19/arch-arm/usr/include/termios.h

   1 /*
   2  * Copyright (C) 2008 The Android Open Source Project
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *  * Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  *  * Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in
  12  *    the documentation and/or other materials provided with the
  13  *    distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
  22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28 #ifndef _TERMIOS_H_
  29 #define _TERMIOS_H_
  30
  31 #include <sys/cdefs.h>
  32 #include <sys/ioctl.h>
  33 #include <sys/types.h>
  34 #include <stdint.h>
  35 #include <linux/termios.h>
  36
  37 __BEGIN_DECLS
  38
  39 /* Redefine these to match their ioctl number */
  40 #undef  TCSANOW
  41 #define TCSANOW    TCSETS
  42
  43 #undef  TCSADRAIN
  44 #define TCSADRAIN  TCSETSW
  45
  46 #undef  TCSAFLUSH
  47 #define TCSAFLUSH  TCSETSF
  48
  49 static __inline__ int tcgetattr(int fd, struct termios *s)
  50 {
  51     return ioctl(fd, TCGETS, s);
  52 }
  53
  54 static __inline__ int tcsetattr(int fd, int __opt, const struct termios *s)
  55 {
  56     return ioctl(fd, __opt, (void *)s);
  57 }
  58
  59 static __inline__ int tcflow(int fd, int action)
  60 {
  61     return ioctl(fd, TCXONC, (void *)(intptr_t)action);
  62 }
  63
  64 static __inline__ int tcflush(int fd, int __queue)
  65 {
  66     return ioctl(fd, TCFLSH, (void *)(intptr_t)__queue);
  67 }
  68
  69 static __inline__ pid_t tcgetsid(int fd)
  70 {
  71     pid_t _pid;
  72     return ioctl(fd, TIOCGSID, &_pid) ? (pid_t)-1 : _pid;
  73 }
  74
  75 static __inline__ int tcsendbreak(int fd, int __duration)
  76 {
  77     return ioctl(fd, TCSBRKP, (void *)(uintptr_t)__duration);
  78 }
  79
  80 static __inline__ speed_t cfgetospeed(const struct termios *s)
  81 {
  82     return (speed_t)(s->c_cflag & CBAUD);
  83 }
  84
  85 static __inline__ int cfsetospeed(struct termios *s, speed_t  speed)
  86 {
  87     s->c_cflag = (s->c_cflag & ~CBAUD) | (speed & CBAUD);
  88     return 0;
  89 }
  90
  91 static __inline__ speed_t cfgetispeed(const struct termios *s)
  92 {
  93     return (speed_t)(s->c_cflag & CBAUD);
  94 }
  95
  96 static __inline__ int cfsetispeed(struct termios *s, speed_t  speed)
  97 {
  98     s->c_cflag = (s->c_cflag & ~CBAUD) | (speed & CBAUD);
  99   return 0;
 100 }
 101
 102 static __inline__ void cfmakeraw(struct termios *s)
 103 {
 104     s->c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON);
 105     s->c_oflag &= ~OPOST;
 106     s->c_lflag &= ~(ECHO|ECHONL|ICANON|ISIG|IEXTEN);
 107     s->c_cflag &= ~(CSIZE|PARENB);
 108     s->c_cflag |= CS8;
 109 }
 110
 111 __END_DECLS
 112
 113 #endif /* _TERMIOS_H_ */