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Annotation of embedaddon/strongswan/src/libstrongswan/threading/thread_value.h, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (C) 2009 Tobias Brunner
        !             3:  * HSR Hochschule fuer Technik Rapperswil
        !             4:  *
        !             5:  * This program is free software; you can redistribute it and/or modify it
        !             6:  * under the terms of the GNU General Public License as published by the
        !             7:  * Free Software Foundation; either version 2 of the License, or (at your
        !             8:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
        !             9:  *
        !            10:  * This program is distributed in the hope that it will be useful, but
        !            11:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
        !            12:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
        !            13:  * for more details.
        !            14:  */
        !            15: 
        !            16: /**
        !            17:  * @defgroup thread_value thread_value
        !            18:  * @{ @ingroup threading
        !            19:  */
        !            20: 
        !            21: #ifndef THREADING_THREAD_VALUE_H_
        !            22: #define THREADING_THREAD_VALUE_H_
        !            23: 
        !            24: #include <threading/thread.h>
        !            25: 
        !            26: typedef struct thread_value_t thread_value_t;
        !            27: 
        !            28: /**
        !            29:  * Wrapper for thread-specific values.
        !            30:  */
        !            31: struct thread_value_t {
        !            32: 
        !            33:        /**
        !            34:         * Set a thread-specific value.
        !            35:         *
        !            36:         * @param val           thread specific value
        !            37:         */
        !            38:        void (*set)(thread_value_t *this, void *val);
        !            39: 
        !            40:        /**
        !            41:         * Get a thread-specific value.
        !            42:         *
        !            43:         * @return                      the value specific to the current thread
        !            44:         */
        !            45:        void *(*get)(thread_value_t *this);
        !            46: 
        !            47:        /**
        !            48:         * Destroys this thread specific value wrapper. There is no check for
        !            49:         * non-NULL values which are currently assigned to the calling thread, no
        !            50:         * destructor is called.
        !            51:         */
        !            52:        void (*destroy)(thread_value_t *this);
        !            53: 
        !            54: };
        !            55: 
        !            56: /**
        !            57:  * Create a new thread-specific value wrapper.
        !            58:  *
        !            59:  * The optional destructor is called whenever a thread terminates, with the
        !            60:  * assigned value as argument. It is not called if that value is NULL.
        !            61:  *
        !            62:  * @param destructor   destructor
        !            63:  * @return                             thread-specific value wrapper
        !            64:  */
        !            65: thread_value_t *thread_value_create(thread_cleanup_t destructor);
        !            66: 
        !            67: #endif /** THREADING_THREAD_VALUE_H_ @} */
        !            68: