FreeBSD-5.3/sbin/vinum/vext.h
/*-
* Copyright (c) 1997, 1998
* Nan Yang Computer Services Limited. All rights reserved.
*
* This software is distributed under the so-called ``Berkeley
* License'':
*
* 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 Nan Yang Computer
* Services Limited.
* 4. Neither the name of the Company 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 ``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 company 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.
*/
/*
* $Id: vext.h,v 1.22 2003/04/28 06:19:06 grog Exp $
* $FreeBSD: src/sbin/vinum/vext.h,v 1.28 2004/02/16 09:23:59 le Exp $
*/
#define MAXARGS 64 /* maximum number of args on a line */
#define PLEXINITSIZE 65536 /* init in this size chunks */
#define MAXPLEXINITSIZE 65536 /* max chunk size to use for init */
#define MAXDATETEXT 128 /* date text in history (far too much) */
#define VINUMDEBUG /* for including kernel headers */
enum {
KILOBYTE = 1024,
MEGABYTE = 1048576,
GIGABYTE = 1073741824
};
#define VINUMMOD "vinum"
#define DEFAULT_HISTORYFILE "/var/log/vinum_history" /* default name for history stuff */
#include <ctype.h>
#include <errno.h>
#include <sys/param.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <grp.h>
#include <netdb.h>
#include <paths.h>
#include <setjmp.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <syslog.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <sys/linker.h>
#include <sys/module.h>
#include <sys/resource.h>
#include <readline/history.h>
#include <readline/readline.h>
#include <sys/sysctl.h>
#include <sys/time.h>
#include <sys/bio.h>
#include <sys/buf.h>
#include <sys/malloc.h>
#include <sys/uio.h>
#include <sys/namei.h>
#include <sys/stat.h>
#include <sys/disklabel.h>
#include <sys/syslog.h>
#include <sys/fcntl.h>
#include <sys/queue.h>
#include <stdarg.h>
#include <vm/vm.h>
#include <dev/vinum/vinumvar.h>
#include <dev/vinum/vinumio.h>
#include <dev/vinum/vinumkw.h>
#include <dev/vinum/vinumutil.h>
#include <machine/cpu.h>
/* Prototype declarations */
void parseline(int c, char *args[]); /* parse a line with c parameters at args */
void checkentry(int index);
int haveargs(int); /* check arg, error message if not valid */
void setsigs(void);
void catchsig(int ignore);
void vinum_create(int argc, char *argv[], char *arg0[]);
void vinum_read(int argc, char *argv[], char *arg0[]);
void vinum_modify(int argc, char *argv[], char *arg0[]);
void vinum_volume(int argc, char *argv[], char *arg0[]);
void vinum_plex(int argc, char *argv[], char *arg0[]);
void vinum_sd(int argc, char *argv[], char *arg0[]);
void vinum_drive(int argc, char *argv[], char *arg0[]);
void vinum_list(int argc, char *argv[], char *arg0[]);
void vinum_info(int argc, char *argv[], char *arg0[]);
void vinum_set(int argc, char *argv[], char *arg0[]);
void vinum_rm(int argc, char *argv[], char *arg0[]);
void vinum_mv(int argc, char *argv[], char *arg0[]);
void vinum_init(int argc, char *argv[], char *arg0[]);
void listconfig(void);
void resetstats(struct vinum_ioctl_msg *msg);
void initvol(int volno);
void initplex(int plexno, char *name);
void initsd(int sdno, int dowait);
void vinum_resetconfig(int argc, char *argv[], char *arg0[]);
void vinum_start(int argc, char *argv[], char *arg0[]);
void continue_revive(int plexno);
void vinum_stop(int argc, char *argv[], char *arg0[]);
void vinum_makedev(int argc, char *argv[], char *arg0[]);
void vinum_help(int argc, char *argv[], char *arg0[]);
void vinum_quit(int argc, char *argv[], char *arg0[]);
void vinum_setdaemon(int argc, char *argv[], char *arg0[]);
void vinum_replace(int argc, char *argv[], char *arg0[]);
void vinum_readpol(int argc, char *argv[], char *arg0[]);
void reset_volume_stats(int volno, int recurse);
void reset_plex_stats(int plexno, int recurse);
void reset_sd_stats(int sdno, int recurse);
void reset_drive_stats(int driveno);
void vinum_resetstats(int argc, char *argv[], char *arg0[]);
void vinum_attach(int argc, char *argv[], char *argv0[]);
void vinum_detach(int argc, char *argv[], char *argv0[]);
void vinum_rename(int argc, char *argv[], char *argv0[]);
void vinum_rename_2(char *, char *);
void vinum_replace(int argc, char *argv[], char *argv0[]);
void vinum_printconfig(int argc, char *argv[], char *argv0[]);
void printconfig(FILE * of, char *comment);
void vinum_saveconfig(int argc, char *argv[], char *argv0[]);
int checkupdates(void);
void genvolname(void);
struct _drive *create_drive(char *devicename);
void vinum_concat(int argc, char *argv[], char *argv0[]);
void vinum_stripe(int argc, char *argv[], char *argv0[]);
void vinum_raid4(int argc, char *argv[], char *argv0[]);
void vinum_raid5(int argc, char *argv[], char *argv0[]);
void vinum_mirror(int argc, char *argv[], char *argv0[]);
void vinum_label(int argc, char *argv[], char *arg0[]);
void vinum_ld(int argc, char *argv[], char *arg0[]);
void vinum_ls(int argc, char *argv[], char *arg0[]);
void vinum_lp(int argc, char *argv[], char *arg0[]);
void vinum_lv(int argc, char *argv[], char *arg0[]);
void vinum_setstate(int argc, char *argv[], char *argv0[]);
void vinum_checkparity(int argc, char *argv[], char *argv0[]);
void vinum_rebuildparity(int argc, char *argv[], char *argv0[]);
void parityops(int argc, char *argv[], enum parityop op);
void start_daemon(void);
void vinum_debug(int argc, char *argv[], char *arg0[]);
void list_defective_objects(void);
void vinum_dumpconfig(int argc, char *argv[], char *argv0[]);
void dumpconfig(char *part);
int check_drive(char *devicename);
void get_drive_info(struct _drive *drive, int index);
void get_sd_info(struct _sd *sd, int index);
void get_plex_sd_info(struct _sd *sd, int plexno, int sdno);
void get_plex_info(struct _plex *plex, int index);
void get_volume_info(struct _volume *volume, int index);
struct _drive *find_drive_by_devname(char *name);
int find_object(const char *name, enum objecttype *type);
char *lltoa(int64_t l, char *s);
void vinum_ldi(int, int);
void vinum_lvi(int, int);
void vinum_lpi(int, int);
void vinum_lsi(int, int);
int vinum_li(int object, enum objecttype type);
char *roughlength(int64_t bytes, int);
u_int64_t sizespec(char *spec);
char *sd_state(enum sdstate);
void timestamp(void);
extern int force; /* set to 1 to force some dangerous ops */
extern int interval; /* interval in ms between init/revive */
extern int vflag; /* set verbose operation or verify */
extern int Verbose; /* very verbose operation */
extern int recurse; /* set recursion */
extern int sflag; /* show statistics */
extern int SSize; /* sector size for revive */
extern int dowait; /* wait for children to exit */
extern char *objectname; /* name for some functions */
extern FILE *History; /* history file */
/* Structures to read kernel data into */
extern struct __vinum_conf vinum_conf; /* configuration information */
extern struct _volume vol;
extern struct _plex plex;
extern struct _sd sd;
extern struct _drive drive;
extern jmp_buf command_fail; /* return on a failed command */
extern int superdev; /* vinum super device */
extern int line; /* stdin line number for error messages */
extern int file_line; /* and line in input file (yes, this is tacky) */
extern char buffer[]; /* buffer to read in to */
#define min(a, b) a < b? a: b