3f6cab079c
Reviewed by: hps@ MFC after: 1 week Sponsored by: iX Systems Differential Revision: https://reviews.freebsd.org/D19258
72 lines
2.5 KiB
C
72 lines
2.5 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2016-2018, Matthew Macy <mmacy@freebsd.org>
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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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* $FreeBSD$
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*/
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#ifndef _LINUX_SEQ_FILE_H_
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#define _LINUX_SEQ_FILE_H_
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#include <sys/sbuf.h>
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struct seq_operations;
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struct linux_file;
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#define inode vnode
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struct seq_file {
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struct sbuf *buf;
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const struct seq_operations *op;
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const struct linux_file *file;
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void *private;
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};
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struct seq_operations {
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void * (*start) (struct seq_file *m, off_t *pos);
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void (*stop) (struct seq_file *m, void *v);
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void * (*next) (struct seq_file *m, void *v, off_t *pos);
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int (*show) (struct seq_file *m, void *v);
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};
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ssize_t seq_read(struct linux_file *, char *, size_t, off_t *);
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int seq_write(struct seq_file *seq, const void *data, size_t len);
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int seq_open(struct linux_file *f, const struct seq_operations *op);
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int seq_release(struct inode *inode, struct linux_file *file);
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off_t seq_lseek(struct linux_file *file, off_t offset, int whence);
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int single_open(struct linux_file *, int (*)(struct seq_file *, void *), void *);
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int single_release(struct inode *, struct linux_file *);
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#define seq_printf(m, fmt, ...) sbuf_printf((m)->buf, (fmt), ##__VA_ARGS__)
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#define seq_puts(m, str) sbuf_printf((m)->buf, str)
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#define seq_putc(m, str) sbuf_putc((m)->buf, str)
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#endif /* _LINUX_SEQ_FILE_H_ */
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