82 lines
3.0 KiB
C
Executable File
82 lines
3.0 KiB
C
Executable File
/*
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* Copyright (c) 2006-2023, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2023-11-13 Shell init ver.
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*/
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/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2008 Ed Schouten <ed@FreeBSD.org>
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* All rights reserved.
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*
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* Portions of this software were developed under sponsorship from Snow
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* B.V., the Netherlands.
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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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* 1. 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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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT 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 _SYS_TTYDISC_H_
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#define _SYS_TTYDISC_H_
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#ifndef __LWP_TERMINAL_H__
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#error "can only be included through <terminal.h>"
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#endif /* !__LWP_TERMINAL_H__ */
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#include <rtdef.h>
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struct rt_wqueue;
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struct rt_thread;
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struct lwp_tty;
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struct uio;
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/* Top half routines. */
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void ttydisc_open(struct lwp_tty *tp);
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void ttydisc_close(struct lwp_tty *tp);
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int ttydisc_read(struct lwp_tty *tp, struct uio *uio, int ioflag);
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int ttydisc_write(struct lwp_tty *tp, struct uio *uio, int ioflag);
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void ttydisc_optimize(struct lwp_tty *tp);
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/* Bottom half routines. */
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void ttydisc_modem(struct lwp_tty *tp, int open);
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#define ttydisc_can_bypass(tp) ((tp)->t_flags & TF_BYPASS)
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int ttydisc_rint(struct lwp_tty *tp, char c, int flags);
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size_t ttydisc_rint_simple(struct lwp_tty *tp, const void *buf, size_t len);
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size_t ttydisc_rint_bypass(struct lwp_tty *tp, const void *buf, size_t len);
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void ttydisc_rint_done(struct lwp_tty *tp);
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size_t ttydisc_rint_poll(struct lwp_tty *tp);
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size_t ttydisc_getc(struct lwp_tty *tp, void *buf, size_t len);
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int ttydisc_getc_uio(struct lwp_tty *tp, struct uio *uio);
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size_t ttydisc_getc_poll(struct lwp_tty *tp);
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/* Error codes for ttydisc_rint(). */
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#define TRE_FRAMING 0x01
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#define TRE_PARITY 0x02
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#define TRE_OVERRUN 0x04
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#define TRE_BREAK 0x08
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#endif /* !_SYS_TTYDISC_H_ */
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