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/* $NetBSD: chan.h,v 1.1 2022/01/22 08:09:40 pho Exp $ */
/*
* Copyright (c) 2021 The NetBSD Foundation, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#if !defined(_FUSE_CHAN_H_)
#define _FUSE_CHAN_H_
/*
* Fuse communication channel API, appeared on FUSE 2.4.
*/
#if !defined(FUSE_H_)
# error Do not include this header directly. Include <fuse.h> instead.
#endif
#include <stdbool.h>
#include <stddef.h>
#include <sys/cdefs.h>
#ifdef __cplusplus
extern "C" {
#endif
/* An opaque object representing a communication channel. */
struct fuse_chan;
/* Implementation details. User code should never call these functions
* directly. */
struct fuse;
struct fuse_args;
__BEGIN_HIDDEN_DECLS
struct fuse_chan* fuse_chan_new(const char* mountpoint, const struct fuse_args* args);
void fuse_chan_destroy(struct fuse_chan* chan);
int fuse_chan_stash(struct fuse_chan* chan);
struct fuse_chan* fuse_chan_peek(int idx);
struct fuse_chan* fuse_chan_take(int idx);
struct fuse_chan* fuse_chan_find(bool (*pred)(struct fuse_chan* chan, void* priv),
int* found_idx, void* priv);
void fuse_chan_set_fuse(struct fuse_chan* chan, struct fuse* fuse);
void fuse_chan_set_to_be_destroyed(struct fuse_chan* chan, bool is_to_be_destroyed);
const char* fuse_chan_mountpoint(const struct fuse_chan* chan);
struct fuse_args* fuse_chan_args(struct fuse_chan* chan);
struct fuse* fuse_chan_fuse(struct fuse_chan* chan);
bool fuse_chan_is_to_be_destroyed(const struct fuse_chan* chan);
__END_HIDDEN_DECLS
#ifdef __cplusplus
}
#endif
#endif
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