sysdeps/unix/sysv/linux/powerpc/internal-ioctl.h

   1 /* Linux internal definitions for ioctl.
   2    Copyright (C) 2021-2023 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library.  If not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <termios.h>
  20
  21 /* The user-visible size of struct termios has changed.  Catch ioctl calls
  22    using the new-style struct termios, and translate them to old-style.  */
  23 static inline bool
  24 __ioctl_arch (int *r, int fd, unsigned long request, void *arg)
  25 {
  26   switch (request)
  27     {
  28     case TCGETS:
  29       *r = __tcgetattr (fd, (struct termios *) arg);
  30       break;
  31
  32     case TCSETS:
  33       *r = __tcsetattr (fd, TCSANOW, (struct termios *) arg);
  34       break;
  35
  36     case TCSETSW:
  37       *r = __tcsetattr (fd, TCSADRAIN, (struct termios *) arg);
  38       break;
  39
  40     case TCSETSF:
  41       *r = __tcsetattr (fd, TCSAFLUSH, (struct termios *) arg);
  42       break;
  43
  44     default:
  45       return false;
  46     }
  47   return true;
  48 }