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FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/libalias/modules/irc/@/sys/conf.h |
/*-
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
* Copyright (c) 2000
* Poul-Henning Kamp. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* 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.
* 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.
*
* @(#)conf.h 8.5 (Berkeley) 1/9/95
* $FreeBSD: release/9.1.0/sys/sys/conf.h 234466 2012-04-19 18:03:24Z mckusick $
*/
#ifndef _SYS_CONF_H_
#define _SYS_CONF_H_
#ifdef _KERNEL
#include <sys/eventhandler.h>
#else
#include <sys/queue.h>
#endif
struct snapdata;
struct devfs_dirent;
struct cdevsw;
struct file;
struct cdev {
struct mount *si_mountpt;
u_int si_flags;
#define SI_ETERNAL 0x0001 /* never destroyed */
#define SI_ALIAS 0x0002 /* carrier of alias name */
#define SI_NAMED 0x0004 /* make_dev{_alias} has been called */
#define SI_CHEAPCLONE 0x0008 /* can be removed_dev'ed when vnode reclaims */
#define SI_CHILD 0x0010 /* child of another struct cdev **/
#define SI_DEVOPEN 0x0020 /* opened by device */
#define SI_CONSOPEN 0x0040 /* opened by console */
#define SI_DUMPDEV 0x0080 /* is kernel dumpdev */
#define SI_CANDELETE 0x0100 /* can do BIO_DELETE */
#define SI_CLONELIST 0x0200 /* on a clone list */
struct timespec si_atime;
struct timespec si_ctime;
struct timespec si_mtime;
uid_t si_uid;
gid_t si_gid;
mode_t si_mode;
struct ucred *si_cred; /* cached clone-time credential */
int si_drv0;
int si_refcount;
LIST_ENTRY(cdev) si_list;
LIST_ENTRY(cdev) si_clone;
LIST_HEAD(, cdev) si_children;
LIST_ENTRY(cdev) si_siblings;
struct cdev *si_parent;
char *si_name;
void *si_drv1, *si_drv2;
struct cdevsw *si_devsw;
int si_iosize_max; /* maximum I/O size (for physio &al) */
u_long si_usecount;
u_long si_threadcount;
union {
struct snapdata *__sid_snapdata;
} __si_u;
char __si_namebuf[SPECNAMELEN + 1];
};
#define si_snapdata __si_u.__sid_snapdata
#ifdef _KERNEL
/*
* Definitions of device driver entry switches
*/
struct bio;
struct buf;
struct thread;
struct uio;
struct knote;
struct clonedevs;
struct vm_object;
struct vnode;
/*
* Note: d_thread_t is provided as a transition aid for those drivers
* that treat struct proc/struct thread as an opaque data type and
* exist in substantially the same form in both 4.x and 5.x. Writers
* of drivers that dips into the d_thread_t structure should use
* struct thread or struct proc as appropriate for the version of the
* OS they are using. It is provided in lieu of each device driver
* inventing its own way of doing this. While it does violate style(9)
* in a number of ways, this violation is deemed to be less
* important than the benefits that a uniform API between releases
* gives.
*
* Users of struct thread/struct proc that aren't device drivers should
* not use d_thread_t.
*/
typedef struct thread d_thread_t;
typedef int d_open_t(struct cdev *dev, int oflags, int devtype, struct thread *td);
typedef int d_fdopen_t(struct cdev *dev, int oflags, struct thread *td, struct file *fp);
typedef int d_close_t(struct cdev *dev, int fflag, int devtype, struct thread *td);
typedef void d_strategy_t(struct bio *bp);
typedef int d_ioctl_t(struct cdev *dev, u_long cmd, caddr_t data,
int fflag, struct thread *td);
typedef int d_read_t(struct cdev *dev, struct uio *uio, int ioflag);
typedef int d_write_t(struct cdev *dev, struct uio *uio, int ioflag);
typedef int d_poll_t(struct cdev *dev, int events, struct thread *td);
typedef int d_kqfilter_t(struct cdev *dev, struct knote *kn);
typedef int d_mmap_t(struct cdev *dev, vm_ooffset_t offset, vm_paddr_t *paddr,
int nprot, vm_memattr_t *memattr);
typedef int d_mmap_single_t(struct cdev *cdev, vm_ooffset_t *offset,
vm_size_t size, struct vm_object **object, int nprot);
typedef void d_purge_t(struct cdev *dev);
typedef int dumper_t(
void *_priv, /* Private to the driver. */
void *_virtual, /* Virtual (mapped) address. */
vm_offset_t _physical, /* Physical address of virtual. */
off_t _offset, /* Byte-offset to write at. */
size_t _length); /* Number of bytes to dump. */
#endif /* _KERNEL */
/*
* Types for d_flags.
*/
#define D_TAPE 0x0001
#define D_DISK 0x0002
#define D_TTY 0x0004
#define D_MEM 0x0008
#ifdef _KERNEL
#define D_TYPEMASK 0xffff
/*
* Flags for d_flags which the drivers can set.
*/
#define D_TRACKCLOSE 0x00080000 /* track all closes */
#define D_MMAP_ANON 0x00100000 /* special treatment in vm_mmap.c */
#define D_PSEUDO 0x00200000 /* make_dev() can return NULL */
#define D_NEEDGIANT 0x00400000 /* driver want Giant */
#define D_NEEDMINOR 0x00800000 /* driver uses clone_create() */
/*
* Version numbers.
*/
#define D_VERSION_00 0x20011966
#define D_VERSION_01 0x17032005 /* Add d_uid,gid,mode & kind */
#define D_VERSION_02 0x28042009 /* Add d_mmap_single */
#define D_VERSION_03 0x17122009 /* d_mmap takes memattr,vm_ooffset_t */
#define D_VERSION D_VERSION_03
/*
* Flags used for internal housekeeping
*/
#define D_INIT 0x80000000 /* cdevsw initialized */
/*
* Character device switch table
*/
struct cdevsw {
int d_version;
u_int d_flags;
const char *d_name;
d_open_t *d_open;
d_fdopen_t *d_fdopen;
d_close_t *d_close;
d_read_t *d_read;
d_write_t *d_write;
d_ioctl_t *d_ioctl;
d_poll_t *d_poll;
d_mmap_t *d_mmap;
d_strategy_t *d_strategy;
dumper_t *d_dump;
d_kqfilter_t *d_kqfilter;
d_purge_t *d_purge;
d_mmap_single_t *d_mmap_single;
int32_t d_spare0[3];
void *d_spare1[3];
/* These fields should not be messed with by drivers */
LIST_HEAD(, cdev) d_devs;
int d_spare2;
union {
struct cdevsw *gianttrick;
SLIST_ENTRY(cdevsw) postfree_list;
} __d_giant;
};
#define d_gianttrick __d_giant.gianttrick
#define d_postfree_list __d_giant.postfree_list
struct module;
struct devsw_module_data {
int (*chainevh)(struct module *, int, void *); /* next handler */
void *chainarg; /* arg for next event handler */
/* Do not initialize fields hereafter */
};
#define DEV_MODULE(name, evh, arg) \
static moduledata_t name##_mod = { \
#name, \
evh, \
arg \
}; \
DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_MIDDLE)
void clone_setup(struct clonedevs **cdp);
void clone_cleanup(struct clonedevs **);
#define CLONE_UNITMASK 0xfffff
#define CLONE_FLAG0 (CLONE_UNITMASK + 1)
int clone_create(struct clonedevs **, struct cdevsw *, int *unit, struct cdev **dev, int extra);
int count_dev(struct cdev *_dev);
void destroy_dev(struct cdev *_dev);
int destroy_dev_sched(struct cdev *dev);
int destroy_dev_sched_cb(struct cdev *dev, void (*cb)(void *), void *arg);
void destroy_dev_drain(struct cdevsw *csw);
void drain_dev_clone_events(void);
struct cdevsw *dev_refthread(struct cdev *_dev, int *_ref);
struct cdevsw *devvn_refthread(struct vnode *vp, struct cdev **devp, int *_ref);
void dev_relthread(struct cdev *_dev, int _ref);
void dev_depends(struct cdev *_pdev, struct cdev *_cdev);
void dev_ref(struct cdev *dev);
void dev_refl(struct cdev *dev);
void dev_rel(struct cdev *dev);
void dev_strategy(struct cdev *dev, struct buf *bp);
struct cdev *make_dev(struct cdevsw *_devsw, int _unit, uid_t _uid, gid_t _gid,
int _perms, const char *_fmt, ...) __printflike(6, 7);
struct cdev *make_dev_cred(struct cdevsw *_devsw, int _unit,
struct ucred *_cr, uid_t _uid, gid_t _gid, int _perms,
const char *_fmt, ...) __printflike(7, 8);
#define MAKEDEV_REF 0x01
#define MAKEDEV_WHTOUT 0x02
#define MAKEDEV_NOWAIT 0x04
#define MAKEDEV_WAITOK 0x08
#define MAKEDEV_ETERNAL 0x10
#define MAKEDEV_CHECKNAME 0x20
struct cdev *make_dev_credf(int _flags,
struct cdevsw *_devsw, int _unit,
struct ucred *_cr, uid_t _uid, gid_t _gid, int _mode,
const char *_fmt, ...) __printflike(8, 9);
int make_dev_p(int _flags, struct cdev **_cdev, struct cdevsw *_devsw,
struct ucred *_cr, uid_t _uid, gid_t _gid, int _mode,
const char *_fmt, ...) __printflike(8, 9);
struct cdev *make_dev_alias(struct cdev *_pdev, const char *_fmt, ...)
__printflike(2, 3);
int make_dev_alias_p(int _flags, struct cdev **_cdev, struct cdev *_pdev,
const char *_fmt, ...) __printflike(4, 5);
int make_dev_physpath_alias(int _flags, struct cdev **_cdev,
struct cdev *_pdev, struct cdev *_old_alias,
const char *_physpath);
void dev_lock(void);
void dev_unlock(void);
void setconf(void);
#ifdef KLD_MODULE
#define MAKEDEV_ETERNAL_KLD 0
#else
#define MAKEDEV_ETERNAL_KLD MAKEDEV_ETERNAL
#endif
#define dev2unit(d) ((d)->si_drv0)
typedef void (*cdevpriv_dtr_t)(void *data);
int devfs_get_cdevpriv(void **datap);
int devfs_set_cdevpriv(void *priv, cdevpriv_dtr_t dtr);
void devfs_clear_cdevpriv(void);
void devfs_fpdrop(struct file *fp); /* XXX This is not public KPI */
ino_t devfs_alloc_cdp_inode(void);
void devfs_free_cdp_inode(ino_t ino);
#define UID_ROOT 0
#define UID_BIN 3
#define UID_UUCP 66
#define UID_NOBODY 65534
#define GID_WHEEL 0
#define GID_KMEM 2
#define GID_TTY 4
#define GID_OPERATOR 5
#define GID_BIN 7
#define GID_GAMES 13
#define GID_DIALER 68
#define GID_NOBODY 65534
typedef void (*dev_clone_fn)(void *arg, struct ucred *cred, char *name,
int namelen, struct cdev **result);
int dev_stdclone(char *_name, char **_namep, const char *_stem, int *_unit);
EVENTHANDLER_DECLARE(dev_clone, dev_clone_fn);
/* Stuff relating to kernel-dump */
struct dumperinfo {
dumper_t *dumper; /* Dumping function. */
void *priv; /* Private parts. */
u_int blocksize; /* Size of block in bytes. */
u_int maxiosize; /* Max size allowed for an individual I/O */
off_t mediaoffset; /* Initial offset in bytes. */
off_t mediasize; /* Space available in bytes. */
};
int set_dumper(struct dumperinfo *);
int dump_write(struct dumperinfo *, void *, vm_offset_t, off_t, size_t);
void dumpsys(struct dumperinfo *);
int doadump(boolean_t);
extern int dumping; /* system is dumping */
#endif /* _KERNEL */
#endif /* !_SYS_CONF_H_ */