/*
* Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
- *
- * Copyright (c) 1999-2003 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
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * 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
* Please see the License for the specific language governing rights and
* limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
/*-
#include <sys/appleapiopts.h>
#include <sys/cdefs.h>
+#include <sys/queue.h>
+#include <stdint.h>
/*
* Definitions of device driver entry switches
struct uio;
struct vnode;
-#ifdef __APPLE_API_UNSTABLE
+/*
+ * Types for d_type.
+ * These are returned by ioctl FIODTYPE
+ */
+#define D_TAPE 1
+#define D_DISK 2
+#define D_TTY 3
+
+#ifdef KERNEL
/*
* Device switch function types.
*/
-typedef int open_close_fcn_t __P((dev_t dev, int flags, int devtype,
- struct proc *p));
-
-typedef struct tty *d_devtotty_t __P((dev_t dev));
-
-typedef void strategy_fcn_t __P((struct buf *bp));
-typedef int ioctl_fcn_t __P((dev_t dev, u_long cmd, caddr_t data,
- int fflag, struct proc *p));
-typedef int dump_fcn_t (); /* parameters vary by architecture */
-typedef int psize_fcn_t __P((dev_t dev));
-typedef int read_write_fcn_t __P((dev_t dev, struct uio *uio, int ioflag));
-typedef int stop_fcn_t __P((struct tty *tp, int rw));
-typedef int reset_fcn_t __P((int uban));
-typedef int select_fcn_t __P((dev_t dev, int which, void * wql, struct proc *p));
-typedef int mmap_fcn_t __P(());
-typedef int getc_fcn_t __P((dev_t dev));
-typedef int putc_fcn_t __P((dev_t dev, char c));
-typedef int d_poll_t __P((dev_t dev, int events, struct proc *p));
+typedef int open_close_fcn_t(dev_t dev, int flags, int devtype,
+ struct proc *p);
+
+typedef struct tty *d_devtotty_t(dev_t dev);
+
+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);
+typedef int dump_fcn_t(void); /* parameters vary by architecture */
+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_select_t select_fcn_t
#define d_mmap_t mmap_fcn_t
#define d_strategy_t strategy_fcn_t
-#define d_getc_t getc_fcn_t
-#define d_putc_t putc_fcn_t
__BEGIN_DECLS
-int enodev (); /* avoid actual prototype for multiple use */
-void enodev_strat();
+int enodev(void);
+void enodev_strat(void);
__END_DECLS
/*
#define eno_stop ((stop_fcn_t *)&enodev)
#define eno_reset ((reset_fcn_t *)&enodev)
#define eno_mmap ((mmap_fcn_t *)&enodev)
-#define eno_getc ((getc_fcn_t *)&enodev)
-#define eno_putc ((putc_fcn_t *)&enodev)
#define eno_select ((select_fcn_t *)&enodev)
-/*
- * Types for d_type.
- */
-#define D_TAPE 1
-#define D_DISK 2
-#define D_TTY 3
+/* For source backward compatibility only! */
+#define eno_getc ((void *)&enodev)
+#define eno_putc ((void *)&enodev)
/*
* Block device switch table
int d_type;
};
-#ifdef KERNEL
d_devtotty_t nodevtotty;
d_write_t nowrite;
-#ifdef __APPLE_API_PRIVATE
+#ifdef KERNEL_PRIVATE
extern struct bdevsw bdevsw[];
-#endif /* __APPLE_API_PRIVATE */
+#endif /* KERNEL_PRIVATE */
/*
* Contents of empty bdevsw slot.
{ eno_opcl, eno_opcl, eno_strat, eno_ioctl, \
eno_dump, eno_psize, 0 }
-#endif /* KERNEL */
/*
* Character device switch table
select_fcn_t *d_select;
mmap_fcn_t *d_mmap;
strategy_fcn_t *d_strategy;
- getc_fcn_t *d_getc;
- putc_fcn_t *d_putc;
+ void *d_reserved_1;
+ void *d_reserved_2;
int d_type;
};
-#ifdef KERNEL
+#ifdef BSD_KERNEL_PRIVATE
+void devsw_init(void);
+
+extern uint64_t cdevsw_flags[];
+#define CDEVSW_SELECT_KQUEUE 0x01
+#define CDEVSW_USE_OFFSET 0x02
+
+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 */
-#ifdef __APPLE_API_PRIVATE
-extern struct cdevsw cdevsw[];
-#endif /* __APPLE_API_PRIVATE */
/*
* Contents of empty cdevsw slot.
(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);
+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);
+
/*
* Line discipline switch table
*/
struct linesw {
- int (*l_open) __P((dev_t dev, struct tty *tp));
- int (*l_close) __P((struct tty *tp, int flags));
- int (*l_read) __P((struct tty *tp, struct uio *uio,
- int flag));
- int (*l_write) __P((struct tty *tp, struct uio *uio,
- int flag));
- int (*l_ioctl) __P((struct tty *tp, u_long cmd, caddr_t data,
- int flag, struct proc *p));
- int (*l_rint) __P((int c, struct tty *tp));
- int (*l_start) __P((struct tty *tp));
- int (*l_modem) __P((struct tty *tp, int flag));
+ 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;
};
-#ifdef KERNEL
-#ifdef __APPLE_API_PRIVATE
extern struct linesw linesw[];
extern int nlinesw;
-#endif /* __APPLE_API_PRIVATE */
-int ldisc_register __P((int , struct linesw *));
-void ldisc_deregister __P((int));
+int ldisc_register(int , struct linesw *);
+void ldisc_deregister(int);
#define LDISC_LOAD -1 /* Loadable line discipline */
-#endif /* KERNEL */
+#endif /* KERNEL_PRIVATE */
-#ifdef __APPLE_API_OBSOLETE
+#ifdef BSD_KERNEL_PRIVATE
/*
* Swap device table
*/
#define SW_SEQUENTIAL 0x02
#define sw_freed sw_flags /* XXX compat */
-#ifdef KERNEL
extern struct swdevt swdevt[];
-#endif /* KERNEL */
-#endif /* __APPLE_API_OBSOLETE */
+#endif /* BSD_KERNEL_PRIVATE */
#ifdef KERNEL
* else -1
*/
__BEGIN_DECLS
-int bdevsw_isfree __P((int));
-int bdevsw_add __P((int, struct bdevsw *));
-int bdevsw_remove __P((int, struct bdevsw *));
-int cdevsw_isfree __P((int));
-int cdevsw_add __P((int, struct cdevsw *));
-int cdevsw_remove __P((int, struct cdevsw *));
+#ifdef KERNEL_PRIVATE
+extern struct cdevsw cdevsw[];
+extern int cdevsw_setkqueueok(int, struct cdevsw*, int);
+#endif /* KERNEL_PRIVATE */
+
+#ifdef BSD_KERNEL_PRIVATE
+extern void devsw_lock(dev_t, int);
+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 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 isdisk(dev_t, int);
__END_DECLS
#endif /* KERNEL */
-#endif /* __APPLE_API_UNSTABLE */
-
#endif /* _SYS_CONF_H_ */
projects / apple / xnu.git / blobdiff