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/*
* Copyright (c) 2004 Alfred Perlstein <alfred@FreeBSD.org>
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*
* $FreeBSD$
* $Id: libautofs.h,v 1.4 2004/09/08 08:12:21 bright Exp $
*/
#ifndef _LIBAUTOFS_H
#define _LIBAUTOFS_H
struct auto_handle;
typedef struct auto_handle * autoh_t;
struct autofs_userreq;
typedef struct autofs_userreq * autoreq_t;
typedef uint64_t autoino_t;
#define AUTO_INODE_NONE 0
#define AUTO_DIRECT 1
#define AUTO_INDIRECT 2
#define AUTO_MOUNTER 3
#define AUTO_BROWSE 4
enum autoreq_op {
AUTOREQ_OP_UNKNOWN = 0,
AUTOREQ_OP_LOOKUP,
AUTOREQ_OP_STAT,
AUTOREQ_OP_READDIR
};
/* get a handle based on a path. */
int autoh_get(const char *, autoh_t *);
/* release. */
void autoh_free(autoh_t);
/*
* Get an array of pointers to handles for all autofs mounts, returns count
* or -1
*/
int autoh_getall(autoh_t **, int *cnt);
/* free the array of pointers */
void autoh_freeall(autoh_t *);
/* return fd to select on. */
int autoh_fd(autoh_t);
/* returns the mount point of the autofs instance. */
const char *autoh_mp(autoh_t);
/* get an array of pending requests */
int autoreq_get(autoh_t, autoreq_t **, int *);
/* free an array of requests */
void autoreq_free(autoh_t, autoreq_t *);
/* serve a request */
int autoreq_serv(autoh_t, autoreq_t);
/* get the operation requested */
enum autoreq_op autoreq_getop(autoreq_t);
/* get a request's file name. */
const char *autoreq_getpath(autoreq_t);
/* get a request's inode. a indirect mount may return AUTO_INODE_NONE. */
autoino_t autoreq_getino(autoreq_t);
/*
* set a request's inode. an indirect mount may return AUTO_INODE_NONE,
* this is a fixup for indirect mounts.
*/
void autoreq_setino(autoreq_t, autoino_t);
/* get a request's directory inode. */
autoino_t autoreq_getdirino(autoreq_t);
void autoreq_seterrno(autoreq_t, int);
void autoreq_setaux(autoreq_t, void *, size_t);
void autoreq_getaux(autoreq_t, void **, size_t *);
void autoreq_seteof(autoreq_t, int);
void autoreq_getoffset(autoreq_t, off_t *);
void autoreq_getxid(autoreq_t, int *);
/* toggle by path. args = handle, AUTO_?, pid (-1 to disable), path. */
int autoh_togglepath(autoh_t, int, pid_t, const char *);
/* toggle by fd. args = handle, AUTO_?, pid (-1 to disable), fd. */
int autoh_togglefd(autoh_t, int, pid_t, int);
#endif
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