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04277e02d7
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66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
/* `struct termios' speed frobnication functions. 4.4 BSD/generic GNU version.
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Copyright (C) 1991-2019 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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<http://www.gnu.org/licenses/>. */
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#include <stddef.h>
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#include <errno.h>
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#include <termios.h>
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/* Return the output baud rate stored in *TERMIOS_P. */
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speed_t
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cfgetospeed (const struct termios *termios_p)
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{
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return termios_p->__ospeed;
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}
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/* Return the input baud rate stored in *TERMIOS_P. */
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speed_t
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cfgetispeed (const struct termios *termios_p)
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{
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return termios_p->__ispeed;
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}
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/* Set the output baud rate stored in *TERMIOS_P to SPEED. */
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int
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cfsetospeed (struct termios *termios_p, speed_t speed)
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{
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if (termios_p == NULL)
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{
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__set_errno (EINVAL);
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return -1;
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}
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termios_p->__ospeed = speed;
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return 0;
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}
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libc_hidden_def (cfsetospeed)
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/* Set the input baud rate stored in *TERMIOS_P to SPEED. */
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int
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cfsetispeed (struct termios *termios_p, speed_t speed)
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{
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if (termios_p == NULL)
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{
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__set_errno (EINVAL);
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return -1;
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}
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termios_p->__ispeed = speed;
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return 0;
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}
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libc_hidden_def (cfsetispeed)
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