X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/3903760236c30e3b5ace7a4eefac3a269d68957c..HEAD:/bsd/sys/conf.h?ds=inline

diff --git a/bsd/sys/conf.h b/bsd/sys/conf.h
index 3b3f0e234..24a1c08fc 100644
--- a/bsd/sys/conf.h
+++ b/bsd/sys/conf.h
@@ -2,7 +2,7 @@
  * Copyright (c) 2000-2012 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- * 
+ *
  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
  * Version 2.0 (the 'License'). You may not use this file except in
@@ -11,10 +11,10 @@
  * unlawful or unlicensed copies of an Apple operating system, or to
  * circumvent, violate, or enable the circumvention or violation of, any
  * terms of an Apple operating system software license agreement.
- * 
+ *
  * Please obtain a copy of the License at
  * http://www.opensource.apple.com/apsl/ and read it before using this file.
- * 
+ *
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
@@ -22,7 +22,7 @@
  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  * Please see the License for the specific language governing rights and
  * limitations under the License.
- * 
+ *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
@@ -88,81 +88,81 @@ struct vnode;
  * Types for d_type.
  * These are returned by ioctl FIODTYPE
  */
-#define	D_TAPE	1
-#define	D_DISK	2
-#define	D_TTY	3
+#define D_TAPE  1
+#define D_DISK  2
+#define D_TTY   3
 
 #ifdef KERNEL
-/* 
+/*
  * Device switch function types.
  */
 typedef int  open_close_fcn_t(dev_t dev, int flags, int devtype,
-				     struct proc *p);
+    struct proc *p);
 
 typedef struct tty *d_devtotty_t(dev_t dev);
 
-typedef	void strategy_fcn_t(struct buf *bp);
+typedef void strategy_fcn_t(struct buf *bp);
 typedef int  ioctl_fcn_t(dev_t dev, u_long cmd, caddr_t data,
-				     int fflag, struct proc *p);
+    int fflag, struct proc *p);
 typedef int  dump_fcn_t(void);     /* parameters vary by architecture */
-typedef	int  psize_fcn_t(dev_t dev);
+typedef int  psize_fcn_t(dev_t dev);
 typedef int  read_write_fcn_t(dev_t dev, struct uio *uio, int ioflag);
-typedef	int  stop_fcn_t(struct tty *tp, int rw);
-typedef	int  reset_fcn_t(int uban);
-typedef	int  select_fcn_t(dev_t dev, int which, void * wql, struct proc *p);
-typedef	int  mmap_fcn_t(void);
-
-#define	d_open_t	open_close_fcn_t
-#define	d_close_t	open_close_fcn_t
-#define	d_read_t	read_write_fcn_t
-#define	d_write_t	read_write_fcn_t
-#define	d_ioctl_t	ioctl_fcn_t
-#define	d_stop_t	stop_fcn_t
-#define	d_reset_t	reset_fcn_t
-#define	d_select_t	select_fcn_t
-#define	d_mmap_t	mmap_fcn_t
-#define	d_strategy_t	strategy_fcn_t
+typedef int  stop_fcn_t(struct tty *tp, int rw);
+typedef int  reset_fcn_t(int uban);
+typedef int  select_fcn_t(dev_t dev, int which, void * wql, struct proc *p);
+typedef int  mmap_fcn_t(void);
+
+#define d_open_t        open_close_fcn_t
+#define d_close_t       open_close_fcn_t
+#define d_read_t        read_write_fcn_t
+#define d_write_t       read_write_fcn_t
+#define d_ioctl_t       ioctl_fcn_t
+#define d_stop_t        stop_fcn_t
+#define d_reset_t       reset_fcn_t
+#define d_select_t      select_fcn_t
+#define d_mmap_t        mmap_fcn_t
+#define d_strategy_t    strategy_fcn_t
 
 __BEGIN_DECLS
-int		enodev(void);		
-void	enodev_strat(void);
+int             enodev(void);
+void    enodev_strat(void);
 __END_DECLS
 
 /*
  * Versions of enodev() pointer, cast to appropriate function type. For use
  * in empty devsw slots.
  */
-#define eno_opcl		((open_close_fcn_t *)&enodev)
-#define eno_strat		((strategy_fcn_t *)&enodev_strat)
-#define eno_ioctl		((ioctl_fcn_t *)&enodev)
-#define eno_dump		((dump_fcn_t *)&enodev)
-#define eno_psize		((psize_fcn_t *)&enodev)
-#define eno_rdwrt		((read_write_fcn_t *)&enodev)
-#define eno_stop		((stop_fcn_t *)&enodev)
-#define eno_reset		((reset_fcn_t *)&enodev)
-#define eno_mmap		((mmap_fcn_t *)&enodev)
-#define eno_select		((select_fcn_t *)&enodev)
+#define eno_opcl                ((open_close_fcn_t *)&enodev)
+#define eno_strat               ((strategy_fcn_t *)&enodev_strat)
+#define eno_ioctl               ((ioctl_fcn_t *)&enodev)
+#define eno_dump                ((dump_fcn_t *)&enodev)
+#define eno_psize               ((psize_fcn_t *)&enodev)
+#define eno_rdwrt               ((read_write_fcn_t *)&enodev)
+#define eno_stop                ((stop_fcn_t *)&enodev)
+#define eno_reset               ((reset_fcn_t *)&enodev)
+#define eno_mmap                ((mmap_fcn_t *)&enodev)
+#define eno_select              ((select_fcn_t *)&enodev)
 
 /* For source backward compatibility only! */
-#define eno_getc		((void *)&enodev)
-#define eno_putc		((void *)&enodev)
+#define eno_getc                ((void *)&enodev)
+#define eno_putc                ((void *)&enodev)
 
 /*
  * Block device switch table
  */
 struct bdevsw {
-	open_close_fcn_t	*d_open;
-	open_close_fcn_t	*d_close;
-	strategy_fcn_t		*d_strategy;
-	ioctl_fcn_t		*d_ioctl;
-	dump_fcn_t		*d_dump;
-	psize_fcn_t		*d_psize;
-	int			d_type;
+	open_close_fcn_t        *d_open;
+	open_close_fcn_t        *d_close;
+	strategy_fcn_t          *d_strategy;
+	ioctl_fcn_t             *d_ioctl;
+	dump_fcn_t              *d_dump;
+	psize_fcn_t             *d_psize;
+	int                     d_type;
 };
 
 
 d_devtotty_t    nodevtotty;
-d_write_t	nowrite;
+d_write_t       nowrite;
 
 #ifdef KERNEL_PRIVATE
 extern struct bdevsw bdevsw[];
@@ -172,46 +172,40 @@ extern int (*bootcache_contains_block)(dev_t device, u_int64_t blkno);
 /*
  * Contents of empty bdevsw slot.
  */
-#define	 NO_BDEVICE						\
-	{ eno_opcl,	eno_opcl,	eno_strat, eno_ioctl,	\
-	  eno_dump,	eno_psize,	0 	}
-	  
+#define  NO_BDEVICE                                             \
+	{ eno_opcl,	eno_opcl,	eno_strat, eno_ioctl,   \
+	  eno_dump,	eno_psize,	0       }
+
 
 /*
  * Character device switch table
  */
 struct cdevsw {
-	open_close_fcn_t	*d_open;
-	open_close_fcn_t	*d_close;
-	read_write_fcn_t	*d_read;
-	read_write_fcn_t	*d_write;
-	ioctl_fcn_t		*d_ioctl;
-	stop_fcn_t		*d_stop;
-	reset_fcn_t		*d_reset;
-	struct	tty 		**d_ttys;
-	select_fcn_t		*d_select;
-	mmap_fcn_t		*d_mmap;
-	strategy_fcn_t		*d_strategy;
-	void			*d_reserved_1;
-	void			*d_reserved_2;
-	int			d_type;
+	open_close_fcn_t        *d_open;
+	open_close_fcn_t        *d_close;
+	read_write_fcn_t        *d_read;
+	read_write_fcn_t        *d_write;
+	ioctl_fcn_t             *d_ioctl;
+	stop_fcn_t              *d_stop;
+	reset_fcn_t             *d_reset;
+	struct  tty             **d_ttys;
+	select_fcn_t            *d_select;
+	mmap_fcn_t              *d_mmap;
+	strategy_fcn_t          *d_strategy;
+	void                    *d_reserved_1;
+	void                    *d_reserved_2;
+	int                     d_type;
 };
 
 #ifdef BSD_KERNEL_PRIVATE
 
 extern uint64_t cdevsw_flags[];
-#define CDEVSW_SELECT_KQUEUE	0x01
-#define CDEVSW_USE_OFFSET	0x02
+#define CDEVSW_SELECT_KQUEUE 0x01
+#define CDEVSW_USE_OFFSET    0x02
+#define CDEVSW_IS_PTC        0x04
+#define CDEVSW_IS_PTS        0x08
 
 struct thread;
-
-typedef struct devsw_lock {
-	TAILQ_ENTRY(devsw_lock) 	dl_list;
-	struct thread			*dl_thread;
-	dev_t				dl_dev;
-	int 				dl_mode;
-} *devsw_lock_t;
-
 #endif /* BSD_KERNEL_PRIVATE */
 
 
@@ -219,23 +213,23 @@ typedef struct devsw_lock {
  * Contents of empty cdevsw slot.
  */
 
-#define	 NO_CDEVICE						 	 \
-    {								  	\
-	eno_opcl,	eno_opcl,	eno_rdwrt,	eno_rdwrt,	\
-	eno_ioctl,	eno_stop,	eno_reset,	0,	  	\
-	(select_fcn_t *)seltrue,	eno_mmap,	eno_strat,	eno_getc,	\
-	eno_putc,	0 					  	\
+#define  NO_CDEVICE                                                      \
+    {                                                                   \
+	eno_opcl,	eno_opcl,	eno_rdwrt,	eno_rdwrt,      \
+	eno_ioctl,	eno_stop,	eno_reset,	0,              \
+	(select_fcn_t *)seltrue,	eno_mmap,	eno_strat,	eno_getc,       \
+	eno_putc,	0                                               \
     }
-	
+
 #endif /* KERNEL */
-  
+
 #ifdef  KERNEL_PRIVATE
 typedef int  l_open_t (dev_t dev, struct tty *tp);
 typedef int  l_close_t(struct tty *tp, int flags);
 typedef int  l_read_t (struct tty *tp, struct uio *uio, int flag);
 typedef int  l_write_t(struct tty *tp, struct uio *uio, int flag);
 typedef int  l_ioctl_t(struct tty *tp, u_long cmd, caddr_t data, int flag,
-		       struct proc *p);
+    struct proc *p);
 typedef int  l_rint_t (int c, struct tty *tp);
 typedef void l_start_t(struct tty *tp);
 typedef int  l_modem_t(struct tty *tp, int flag);
@@ -244,21 +238,21 @@ typedef int  l_modem_t(struct tty *tp, int flag);
  * Line discipline switch table
  */
 struct linesw {
-	l_open_t	*l_open;
-	l_close_t	*l_close;
-	l_read_t	*l_read;
-	l_write_t	*l_write;
-	l_ioctl_t	*l_ioctl;
-	l_rint_t	*l_rint;
-	l_start_t	*l_start;
-	l_modem_t	*l_modem;
+	l_open_t        *l_open;
+	l_close_t       *l_close;
+	l_read_t        *l_read;
+	l_write_t       *l_write;
+	l_ioctl_t       *l_ioctl;
+	l_rint_t        *l_rint;
+	l_start_t       *l_start;
+	l_modem_t       *l_modem;
 };
 
 
 extern struct linesw linesw[];
 extern const int nlinesw;
- 
-int ldisc_register(int , struct linesw *);
+
+int ldisc_register(int, struct linesw *);
 void ldisc_deregister(int);
 #define LDISC_LOAD      -1              /* Loadable line discipline */
 
@@ -269,14 +263,14 @@ void ldisc_deregister(int);
  * Swap device table
  */
 struct swdevt {
-	dev_t	sw_dev;
-	int	sw_flags;
-	int	sw_nblks;
-	struct	vnode *sw_vp;
+	dev_t   sw_dev;
+	int     sw_flags;
+	int     sw_nblks;
+	struct  vnode *sw_vp;
 };
-#define	SW_FREED	0x01
-#define	SW_SEQUENTIAL	0x02
-#define	sw_freed	sw_flags	/* XXX compat */
+#define SW_FREED        0x01
+#define SW_SEQUENTIAL   0x02
+#define sw_freed        sw_flags        /* XXX compat */
 
 extern struct swdevt swdevt[];
 
@@ -293,9 +287,8 @@ extern struct swdevt swdevt[];
  */
 __BEGIN_DECLS
 #ifdef KERNEL_PRIVATE
-void devsw_init(void);
 extern struct cdevsw cdevsw[];
-extern int cdevsw_setkqueueok(int, struct cdevsw*, int);
+extern int cdevsw_setkqueueok(int, const struct cdevsw*, int);
 #endif /* KERNEL_PRIVATE */
 
 #ifdef BSD_KERNEL_PRIVATE
@@ -304,12 +297,12 @@ extern void devsw_unlock(dev_t, int);
 #endif /* BSD_KERNEL_PRIVATE */
 
 int  bdevsw_isfree(int);
-int  bdevsw_add(int, struct bdevsw *);
-int  bdevsw_remove(int, struct bdevsw *);
+int  bdevsw_add(int, const struct bdevsw *);
+int  bdevsw_remove(int, const struct bdevsw *);
 int  cdevsw_isfree(int);
-int  cdevsw_add(int, struct cdevsw *);
-int  cdevsw_add_with_bdev(int index, struct cdevsw * csw, int bdev);
-int  cdevsw_remove(int, struct cdevsw *);
+int  cdevsw_add(int, const struct cdevsw *);
+int  cdevsw_add_with_bdev(int index, const struct cdevsw * csw, int bdev);
+int  cdevsw_remove(int, const struct cdevsw *);
 int  isdisk(dev_t, int);
 __END_DECLS
 #endif /* KERNEL */