mirror of https://github.com/ericonr/sndio.git
41 lines
1.5 KiB
C
41 lines
1.5 KiB
C
/* $OpenBSD: pipe.h,v 1.5 2010/04/06 20:07:01 ratchov Exp $ */
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/*
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* Copyright (c) 2008 Alexandre Ratchov <alex@caoua.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef PIPE_H
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#define PIPE_H
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#include "file.h"
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struct pipe {
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struct file file;
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int fd; /* file descriptor */
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};
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extern struct fileops pipe_ops;
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struct pipe *pipe_new(struct fileops *, int, char *);
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void pipe_close(struct file *);
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unsigned pipe_read(struct file *, unsigned char *, unsigned);
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unsigned pipe_write(struct file *, unsigned char *, unsigned);
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int pipe_nfds(struct file *);
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int pipe_pollfd(struct file *, struct pollfd *, int);
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int pipe_revents(struct file *, struct pollfd *);
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int pipe_seek(struct file *, off_t);
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int pipe_trunc(struct file *, off_t);
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off_t pipe_endpos(struct file *);
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#endif /* !defined(PIPE_H) */
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