notify.h File Reference

#include "spinlock.h"
#include "string.h"
#include <type.h>

Go to the source code of this file.

Data Structures
struct	notifier
struct	notify_chain
struct	notify_dev_table
struct	notify_dev

Macros
#define	NOTIFY_OK   1
#define	NOTIFY_STOP   -1
#define	NOTIFY_BAD   -2
#define	NOTIFIER_FLAG_ONCE   (1 << 0)
#define	NOTIFIER_FLAG_ATOMIC   (1 << 1)
#define	NOTIFIER_FLAG_DISABLED   (1 << 2)
#define	NOTIFY_HIGHT   1000
#define	NOTIFY_MEDIUM   500
#define	NOTIFY_NORMAL   100
#define	NOTIFY_LOW   50
#define	NOTIFY_DEV_HASH_SIZE   64
#define	NOTIFY_DEV_HASH_MASK   (NOTIFY_DEV_HASH_SIZE - 1)

Typedefs
typedef void(*	notify_callback_t) (uint32_t event, void *data, void *context)

Functions
void	notify_dev_create (kstring name)
int	notify_dev_destroy (kstring name)
int	notify_register (char *name, struct notifier *n)
int	notify_unregister (kstring name, struct notifier *n)
int	wait_until_receive_notify (const char *name, uint64_t timeout)
int	notify_call (char *name, uint32_t event, void *data)

Macro Definition Documentation

NOTIFIER_FLAG_ATOMIC

#define NOTIFIER_FLAG_ATOMIC   (1 << 1)

Definition at line 19 of file notify.h.

NOTIFIER_FLAG_DISABLED

#define NOTIFIER_FLAG_DISABLED   (1 << 2)

Definition at line 20 of file notify.h.

NOTIFIER_FLAG_ONCE

#define NOTIFIER_FLAG_ONCE   (1 << 0)

Definition at line 18 of file notify.h.

NOTIFY_BAD

#define NOTIFY_BAD   -2

Definition at line 15 of file notify.h.

NOTIFY_DEV_HASH_MASK

#define NOTIFY_DEV_HASH_MASK   (NOTIFY_DEV_HASH_SIZE - 1)

Definition at line 44 of file notify.h.

Referenced by find_dev(), and notify_dev_create().

NOTIFY_DEV_HASH_SIZE

#define NOTIFY_DEV_HASH_SIZE   64

Definition at line 43 of file notify.h.

Referenced by find_dev(), and notify_dev_create().

NOTIFY_HIGHT

#define NOTIFY_HIGHT   1000

Definition at line 22 of file notify.h.

Referenced by INIT(), and INIT().

NOTIFY_LOW

#define NOTIFY_LOW   50

Definition at line 25 of file notify.h.

NOTIFY_MEDIUM

#define NOTIFY_MEDIUM   500

Definition at line 23 of file notify.h.

NOTIFY_NORMAL

#define NOTIFY_NORMAL   100

Definition at line 24 of file notify.h.

NOTIFY_OK

#define NOTIFY_OK   1

Definition at line 13 of file notify.h.

NOTIFY_STOP

#define NOTIFY_STOP   -1

Definition at line 14 of file notify.h.

Typedef Documentation

notify_callback_t

typedef void(* notify_callback_t) (uint32_t event, void *data, void *context)

Definition at line 27 of file notify.h.

Function Documentation

notify_call()

int notify_call	(	char *	name,
		uint32_t	event,
		void *	data )

Definition at line 110 of file notify.c.

References notifier::callback, notifier::context, count, data, find_dev(), MAX_SNAPSHOT, name, notifier::next, notify_dev_put(), spin_acquire(), and spin_release().

Referenced by __attribute__(), ATAPIModule::identify(), and input_report_key().

notify_dev_create()

void notify_dev_create

(

kstring

name

)

Definition at line 41 of file notify.c.

References flags, h, hash, irq_restore(), irq_save(), kalloc(), kfree2(), memset(), name, name_len, NOTIFY_DEV_HASH_MASK, NOTIFY_DEV_HASH_SIZE, notify_table, spin_acquire(), spin_release(), SPINLOCK_INIT, strlen(), and strncmp().

Referenced by INIT(), and INIT().

notify_dev_destroy()

int notify_dev_destroy

(

kstring

name

)

References name.

notify_register()

int notify_register	(	char *	name,
		struct notifier *	n )

Definition at line 78 of file notify.c.

References notifier::callback, notifier::context, find_dev(), notifier::flags, kalloc(), name, notify_dev_put(), notifier::priority, serial2_printf(), spin_acquire(), and spin_release().

Referenced by INIT(), and INIT().

notify_unregister()

int notify_unregister	(	kstring	name,
		struct notifier *	n )

References data, and name.

wait_until_receive_notify()

int wait_until_receive_notify	(	const char *	name,
		uint64_t	timeout )

Definition at line 140 of file notify.c.

References notify_dev::event_received, find_dev(), ms2ns, name, notify_dev_put(), and usleep().

Referenced by __attribute__().