fsi_data.h

早期freebsd实现

/*
 * Copyright (c) 1989 Jan-Simon Pendry
 * Copyright (c) 1989 Imperial College of Science, Technology & Medicine
 * Copyright (c) 1989, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Jan-Simon Pendry at Imperial College, London.
 *
 * 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 by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
 *
 *	@(#)fsi_data.h	8.1 (Berkeley) 6/6/93
 *
 * $Id: fsi_data.h,v 5.2.2.1 1992/02/09 15:09:53 jsp beta $
 *
 */

typedef struct auto_tree auto_tree;
typedef struct automount automount;
typedef struct dict dict;
typedef struct dict_data dict_data;
typedef struct dict_ent dict_ent;
typedef struct disk_fs disk_fs;
typedef struct ether_if ether_if;
typedef struct fsmount fsmount;
typedef struct host host;
typedef struct ioloc ioloc;
typedef struct mount mount;
typedef struct qelem qelem;

/*
 * Linked lists...
 */
struct qelem {
	qelem *q_forw;
	qelem *q_back;
};

/*
 * Automount tree
 */
struct automount {
	qelem a_q;
	ioloc *a_ioloc;
	char *a_name;		/* Automount key */
	char *a_volname;	/* Equivalent volume to be referenced */
	char *a_symlink;	/* Symlink representation */
	qelem *a_mount;		/* Tree representation */
	dict_ent *a_mounted;
};

/*
 * List of automount trees
 */
struct auto_tree {
	qelem t_q;
	ioloc *t_ioloc;
	char *t_defaults;
	qelem *t_mount;
};
	
/*
 * A host
 */
struct host {
	qelem q;
	int h_mask;
	ioloc *h_ioloc;
	fsmount *h_netroot, *h_netswap;
#define HF_HOST	0
	char *h_hostname;	/* The full name of the host */
	char *h_lochost;	/* The name of the host with local domains stripped */
	char *h_hostpath;	/* The filesystem path to the host (cf compute_hostpath) */
#define	HF_ETHER 1
	qelem *h_ether;
#define	HF_CONFIG 2
	qelem *h_config;
#define	HF_ARCH 3
	char *h_arch;
#define	HF_CLUSTER 4
	char *h_cluster;
#define	HF_OS 5
	char *h_os;
	qelem *h_disk_fs;
	qelem *h_mount;
};

/*
 * An ethernet interface
 */
struct ether_if {
	qelem e_q;
	int e_mask;
	ioloc *e_ioloc;
	char *e_if;
#define	EF_INADDR 0
	struct in_addr e_inaddr;
#define	EF_NETMASK 1
	u_long e_netmask;
#define	EF_HWADDR 2
	char *e_hwaddr;
};

/*
 * Disk filesystem structure.
 *
 * If the DF_* numbers are changed
 * disk_fs_strings in analyze.c will
 * need updating.
 */
struct disk_fs {
	qelem d_q;
	int d_mask;
	ioloc *d_ioloc;
	host *d_host;
	char *d_mountpt;
	char *d_dev;
#define	DF_FSTYPE	0
	char *d_fstype;
#define	DF_OPTS		1
	char *d_opts;
#define	DF_DUMPSET	2
	char *d_dumpset;
#define	DF_PASSNO	3
	int d_passno;
#define	DF_FREQ		4
	int d_freq;
#define	DF_MOUNT	5
	qelem *d_mount;
#define	DF_LOG		6
	char *d_log;
};
#define	DF_REQUIRED	((1<<DF_FSTYPE)|(1<<DF_OPTS)|(1<<DF_PASSNO)|(1<<DF_MOUNT))

/*
 * A mount tree
 */
struct mount {
	qelem m_q;
	ioloc *m_ioloc;
	int m_mask;
#define	DM_VOLNAME	0
	char *m_volname;
#define	DM_EXPORTFS	1
	char *m_exportfs;
#define	DM_SEL		2
	char *m_sel;
	char *m_name;
	int m_name_len;
	mount *m_parent;
	disk_fs *m_dk;
	mount *m_exported;
	qelem *m_mount;
};

/*
 * Additional filesystem mounts
 *
 * If the FM_* numbers are changed
 * disk_fs_strings in analyze.c will
 * need updating.
 */
struct fsmount {
	qelem f_q;
	mount *f_ref;
	ioloc *f_ioloc;
	int f_mask;
#define	FM_LOCALNAME	0
	char *f_localname;
#define	FM_VOLNAME	1
	char *f_volname;
#define	FM_FSTYPE	2
	char *f_fstype;
#define	FM_OPTS		3
	char *f_opts;
#define	FM_FROM		4
	char *f_from;
};
#define	FM_REQUIRED	((1<<FM_VOLNAME)|(1<<FM_FSTYPE)|(1<<FM_OPTS)|(1<<FM_FROM)|(1<<FM_LOCALNAME))
#define	FM_NETROOT	0x01
#define	FM_NETSWAP	0x02
#define	FM_NETBOOT	(FM_NETROOT|FM_NETSWAP)

#define	DICTHASH	5
struct dict_ent {
	dict_ent *de_next;
	char *de_key;
	int de_count;
	qelem de_q;
};

/*
 * Dictionaries ...
 */
struct dict_data {
	qelem dd_q;
	char *dd_data;
};

struct dict {
	dict_ent *de[DICTHASH];
};

/*
 * Source text location for error reports
 */
struct ioloc {
	int i_line;
	char *i_file;
};