1996-02-17 15:11:29 +00:00
|
|
|
/*
|
|
|
|
|
* Copyright (c) 1995
|
|
|
|
|
* A.R. Gordon (andrew.gordon@net-tel.co.uk). 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. All advertising materials mentioning features or use of this software
|
|
|
|
|
* must display the following acknowledgement:
|
|
|
|
|
* This product includes software developed for the FreeBSD project
|
|
|
|
|
* 4. Neither the name of the author nor the names of any co-contributors
|
|
|
|
|
* may be used to endorse or promote products derived from this software
|
|
|
|
|
* without specific prior written permission.
|
|
|
|
|
*
|
|
|
|
|
* THIS SOFTWARE IS PROVIDED BY ANDREW GORDON 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.
|
|
|
|
|
*
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1996-04-01 05:30:04 +00:00
|
|
|
#include "nlm_prot.h"
|
1996-02-17 15:11:29 +00:00
|
|
|
|
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
|
/*
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
* need to find all fds in use by a host and free them when host crashes
|
|
|
|
|
(need not be efficient)
|
|
|
|
|
|
|
|
|
|
* need to find fd corresponding to <inode, device>
|
|
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
typedef struct fdinfo
|
|
|
|
|
{
|
|
|
|
|
int fd; /* The file descriptor itself */
|
|
|
|
|
int ref_count; /* Count of hosts using the fd - fd is */
|
|
|
|
|
/* closed when this reaches zero */
|
|
|
|
|
ino_t inode_no; /* The inode number of this file. */
|
|
|
|
|
dev_t device; /* device on which the file lives. */
|
|
|
|
|
struct fdinfo *next; /* Chain of FdInfo structures */
|
|
|
|
|
struct fdinfo *prev;
|
|
|
|
|
} FdInfo;
|
