37 lines
877 B
C
37 lines
877 B
C
#ifndef KERNEL_KE_RWLOCK_H
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#define KERNEL_KE_RWLOCK_H
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#include "kernel/ke/spin_lock.h"
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#include "type.h"
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typedef struct
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{
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k_spin_lock_t w_mutex;
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k_spin_lock_t r_mutex;
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k_spin_lock_t res_lock;
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k_spin_lock_t r_try;
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uint32 reader_ct;
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uint32 writer_ct;
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} k_rwwlock_t;
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void SXAPI ke_rwwlock_init(k_rwwlock_t *lock);
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void SXAPI ke_rwwlock_reader_lock(k_rwwlock_t *lock);
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void SXAPI ke_rwwlock_reader_unlock(k_rwwlock_t *lock);
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void SXAPI ke_rwwlock_writer_lock(k_rwwlock_t *lock);
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void SXAPI ke_rwwlock_writer_unlock(k_rwwlock_t *lock);
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k_irql SXAPI ke_rwwlock_reader_lock_raise_irql(k_rwwlock_t *lock, k_irql irql);
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void SXAPI ke_rwwlock_reader_unlock_lower_irql(k_rwwlock_t *lock, k_irql irql);
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k_irql SXAPI ke_rwwlock_writer_lock_raise_irql(k_rwwlock_t *lock, k_irql irql);
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void SXAPI ke_rwwlock_writer_unlock_lower_irql(k_rwwlock_t *lock, k_irql irql);
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#endif
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