104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
/*
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* Copyright (c) 2004 Alfred Perlstein <alfred@FreeBSD.org>
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* All rights reserved.
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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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* $Id: libautofs.h,v 1.3 2004/08/31 08:49:56 bright Exp $
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*/
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#ifndef _LIBAUTOFS_H
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#define _LIBAUTOFS_H
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struct auto_handle;
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typedef struct auto_handle * autoh_t;
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struct autofs_userreq;
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typedef struct autofs_userreq * autoreq_t;
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typedef uint64_t autoino_t;
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#define AUTO_INODE_NONE 0
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#define AUTO_DIRECT 1
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#define AUTO_INDIRECT 2
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#define AUTO_MOUNTER 3
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#define AUTO_BROWSE 4
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enum autoreq_op {
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AUTOREQ_OP_UNKNOWN = 0,
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AUTOREQ_OP_LOOKUP,
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AUTOREQ_OP_STAT,
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AUTOREQ_OP_READDIR
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};
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/* get a handle based on a path. */
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int autoh_get(const char *, autoh_t *);
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/* release. */
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void autoh_free(autoh_t);
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/*
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* Get an array of pointers to handles for all autofs mounts, returns count
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* or -1
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*/
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int autoh_getall(autoh_t **, int *cnt);
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/* free the array of pointers */
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void autoh_freeall(autoh_t *);
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/* return fd to select on. */
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int autoh_fd(autoh_t);
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/* returns the mount point of the autofs instance. */
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const char *autoh_mp(autoh_t);
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/* get an array of pending requests */
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int autoreq_get(autoh_t, autoreq_t **, int *);
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/* free an array of requests */
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void autoreq_free(autoh_t, autoreq_t *);
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/* serve a request */
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int autoreq_serv(autoh_t, autoreq_t);
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/* get the operation requested */
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enum autoreq_op autoreq_getop(autoreq_t);
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/* get a request's file name. */
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const char *autoreq_getpath(autoreq_t);
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/* get a request's inode. a indirect mount may return AUTO_INODE_NONE. */
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autoino_t autoreq_getino(autoreq_t);
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/*
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* set a request's inode. an indirect mount may return AUTO_INODE_NONE,
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* this is a fixup for indirect mounts.
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*/
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void autoreq_setino(autoreq_t, autoino_t);
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/* get a request's directory inode. */
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autoino_t autoreq_getdirino(autoreq_t);
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void autoreq_seterrno(autoreq_t, int);
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void autoreq_setaux(autoreq_t, void *, size_t);
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void autoreq_getaux(autoreq_t, void **, size_t *);
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void autoreq_seteof(autoreq_t req, int eof);
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void autoreq_getoffset(autoreq_t req, off_t *offp);
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/* toggle by path. args = handle, AUTO_?, pid (-1 to disable), path. */
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int autoh_togglepath(autoh_t, int, pid_t, const char *);
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/* toggle by fd. args = handle, AUTO_?, pid (-1 to disable), fd. */
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int autoh_togglefd(autoh_t, int, pid_t, int);
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#endif
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