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49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
/* Linux internal definitions for ioctl.
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Copyright (C) 2021 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<https://www.gnu.org/licenses/>. */
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#include <termios.h>
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/* The user-visible size of struct termios has changed. Catch ioctl calls
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using the new-style struct termios, and translate them to old-style. */
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static inline bool
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__ioctl_arch (int *r, int fd, unsigned long request, void *arg)
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{
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switch (request)
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{
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case TCGETS:
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*r = __tcgetattr (fd, (struct termios *) arg);
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break;
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case TCSETS:
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*r = __tcsetattr (fd, TCSANOW, (struct termios *) arg);
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break;
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case TCSETSW:
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*r = __tcsetattr (fd, TCSADRAIN, (struct termios *) arg);
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break;
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case TCSETSF:
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*r = __tcsetattr (fd, TCSAFLUSH, (struct termios *) arg);
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break;
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default:
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return false;
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}
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return true;
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}
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