bond/include/kernel/ke/rwwlock.h

#ifndef KERNEL_KE_RWLOCK_H
#define KERNEL_KE_RWLOCK_H

#include "kernel/ke/spin_lock.h"
#include "type.h"

typedef struct
{
	k_spin_lock_t w_mutex;
	k_spin_lock_t r_mutex;
	k_spin_lock_t res_lock;
	k_spin_lock_t r_try;
	uint32 reader_ct;
	uint32 writer_ct;
} k_rwwlock_t;

void SXAPI ke_rwwlock_init(k_rwwlock_t *lock);

void SXAPI ke_rwwlock_reader_lock(k_rwwlock_t *lock);

void SXAPI ke_rwwlock_reader_unlock(k_rwwlock_t *lock);

void SXAPI ke_rwwlock_writer_lock(k_rwwlock_t *lock);

void SXAPI ke_rwwlock_writer_unlock(k_rwwlock_t *lock);

k_irql SXAPI ke_rwwlock_reader_lock_raise_irql(k_rwwlock_t *lock, k_irql irql);

void SXAPI ke_rwwlock_reader_unlock_lower_irql(k_rwwlock_t *lock, k_irql irql);

k_irql SXAPI ke_rwwlock_writer_lock_raise_irql(k_rwwlock_t *lock, k_irql irql);

void SXAPI ke_rwwlock_writer_unlock_lower_irql(k_rwwlock_t *lock, k_irql irql);

#endif