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Annotation of embedaddon/strongswan/src/libstrongswan/processing/jobs/callback_job.c, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (C) 2009-2012 Tobias Brunner
        !             3:  * Copyright (C) 2007-2011 Martin Willi
        !             4:  * Copyright (C) 2011 revosec AG
        !             5:  * HSR Hochschule fuer Technik Rapperswil
        !             6:  *
        !             7:  * This program is free software; you can redistribute it and/or modify it
        !             8:  * under the terms of the GNU General Public License as published by the
        !             9:  * Free Software Foundation; either version 2 of the License, or (at your
        !            10:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
        !            11:  *
        !            12:  * This program is distributed in the hope that it will be useful, but
        !            13:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
        !            14:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
        !            15:  * for more details.
        !            16:  */
        !            17: 
        !            18: #include "callback_job.h"
        !            19: 
        !            20: #include <threading/thread.h>
        !            21: #include <threading/condvar.h>
        !            22: #include <threading/semaphore.h>
        !            23: #include <threading/mutex.h>
        !            24: #include <collections/linked_list.h>
        !            25: 
        !            26: typedef struct private_callback_job_t private_callback_job_t;
        !            27: 
        !            28: /**
        !            29:  * Private data of an callback_job_t Object.
        !            30:  */
        !            31: struct private_callback_job_t {
        !            32: 
        !            33:        /**
        !            34:         * Public callback_job_t interface.
        !            35:         */
        !            36:        callback_job_t public;
        !            37: 
        !            38:        /**
        !            39:         * Callback to call on execution
        !            40:         */
        !            41:        callback_job_cb_t callback;
        !            42: 
        !            43:        /**
        !            44:         * parameter to supply to callback
        !            45:         */
        !            46:        void *data;
        !            47: 
        !            48:        /**
        !            49:         * cleanup function for data
        !            50:         */
        !            51:        callback_job_cleanup_t cleanup;
        !            52: 
        !            53:        /**
        !            54:         * cancel function
        !            55:         */
        !            56:        callback_job_cancel_t cancel;
        !            57: 
        !            58:        /**
        !            59:         * Priority of this job
        !            60:         */
        !            61:        job_priority_t prio;
        !            62: };
        !            63: 
        !            64: METHOD(job_t, destroy, void,
        !            65:        private_callback_job_t *this)
        !            66: {
        !            67:        if (this->cleanup)
        !            68:        {
        !            69:                this->cleanup(this->data);
        !            70:        }
        !            71:        free(this);
        !            72: }
        !            73: 
        !            74: METHOD(job_t, execute, job_requeue_t,
        !            75:        private_callback_job_t *this)
        !            76: {
        !            77:        return this->callback(this->data);
        !            78: }
        !            79: 
        !            80: METHOD(job_t, cancel, bool,
        !            81:        private_callback_job_t *this)
        !            82: {
        !            83:        return this->cancel(this->data);
        !            84: }
        !            85: 
        !            86: METHOD(job_t, get_priority, job_priority_t,
        !            87:        private_callback_job_t *this)
        !            88: {
        !            89:        return this->prio;
        !            90: }
        !            91: 
        !            92: /*
        !            93:  * Described in header.
        !            94:  */
        !            95: callback_job_t *callback_job_create_with_prio(callback_job_cb_t cb, void *data,
        !            96:                                callback_job_cleanup_t cleanup, callback_job_cancel_t cancel,
        !            97:                                job_priority_t prio)
        !            98: {
        !            99:        private_callback_job_t *this;
        !           100: 
        !           101:        INIT(this,
        !           102:                .public = {
        !           103:                        .job = {
        !           104:                                .execute = _execute,
        !           105:                                .get_priority = _get_priority,
        !           106:                                .destroy = _destroy,
        !           107:                        },
        !           108:                },
        !           109:                .callback = cb,
        !           110:                .data = data,
        !           111:                .cleanup = cleanup,
        !           112:                .cancel = cancel,
        !           113:                .prio = prio,
        !           114:        );
        !           115: 
        !           116:        if (cancel)
        !           117:        {
        !           118:                this->public.job.cancel = _cancel;
        !           119:        }
        !           120: 
        !           121:        return &this->public;
        !           122: }
        !           123: 
        !           124: /*
        !           125:  * Described in header.
        !           126:  */
        !           127: callback_job_t *callback_job_create(callback_job_cb_t cb, void *data,
        !           128:                                                                        callback_job_cleanup_t cleanup,
        !           129:                                                                        callback_job_cancel_t cancel)
        !           130: {
        !           131:        return callback_job_create_with_prio(cb, data, cleanup, cancel,
        !           132:                                                                                 JOB_PRIO_MEDIUM);
        !           133: }