70 lines
2.9 KiB
C
70 lines
2.9 KiB
C
/* $NetBSD: specificdata.h,v 1.4 2008/04/28 20:24:11 martin Exp $ */
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/*-
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* Copyright (c) 2006 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SYS_SPECIFICDATA_H_
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#define _SYS_SPECIFICDATA_H_
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#include <sys/mutex.h>
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typedef unsigned int specificdata_key_t;
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typedef void (*specificdata_dtor_t)(void *);
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typedef struct specificdata_domain *specificdata_domain_t;
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typedef struct specificdata_container *specificdata_container_t;
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typedef struct {
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specificdata_container_t specdataref_container;
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kmutex_t specdataref_lock;
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} specificdata_reference;
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specificdata_domain_t specificdata_domain_create(void);
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void specificdata_domain_delete(specificdata_domain_t);
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int specificdata_key_create(specificdata_domain_t,
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specificdata_key_t *, specificdata_dtor_t);
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void specificdata_key_delete(specificdata_domain_t, specificdata_key_t);
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int specificdata_init(specificdata_domain_t, specificdata_reference *);
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void specificdata_fini(specificdata_domain_t, specificdata_reference *);
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void * specificdata_getspecific(specificdata_domain_t,
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specificdata_reference *, specificdata_key_t);
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void * specificdata_getspecific_unlocked(specificdata_domain_t,
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specificdata_reference *,
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specificdata_key_t);
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void specificdata_setspecific(specificdata_domain_t,
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specificdata_reference *, specificdata_key_t,
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void *);
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int specificdata_setspecific_nowait(specificdata_domain_t,
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specificdata_reference *,
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specificdata_key_t, void *);
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#endif /* _SYS_SPECIFICDATA_H_ */
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