149 lines
3.4 KiB
C++
149 lines
3.4 KiB
C++
/* $Id$ */
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/*
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* Copyright (C) 2008-2009 Teluu Inc. (http://www.teluu.com)
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* Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __PJPP_LOCK_HPP__
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#define __PJPP_LOCK_HPP__
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#include <pj++/types.hpp>
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#include <pj/lock.h>
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#include <pj++/pool.hpp>
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//////////////////////////////////////////////////////////////////////////////
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// Lock object.
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//
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class Pj_Lock : public Pj_Object
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{
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public:
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//
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// Constructor.
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//
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explicit Pj_Lock(pj_lock_t *lock)
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: lock_(lock)
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{
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}
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//
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// Destructor.
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//
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~Pj_Lock()
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{
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if (lock_)
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pj_lock_destroy(lock_);
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}
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//
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// Get pjlib compatible lock object.
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//
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pj_lock_t *pj_lock_t_()
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{
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return lock_;
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}
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//
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// acquire lock.
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//
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pj_status_t acquire()
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{
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return pj_lock_acquire(lock_);
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}
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//
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// release lock,.
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//
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pj_status_t release()
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{
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return pj_lock_release(lock_);
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}
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protected:
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pj_lock_t *lock_;
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};
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//////////////////////////////////////////////////////////////////////////////
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// Null lock object.
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//
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class Pj_Null_Lock : public Pj_Lock
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{
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public:
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//
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// Default constructor.
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//
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explicit Pj_Null_Lock(Pj_Pool *pool, const char *name = NULL)
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: Pj_Lock(NULL)
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{
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pj_lock_create_null_mutex(pool->pool_(), name, &lock_);
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}
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};
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//////////////////////////////////////////////////////////////////////////////
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// Simple mutex lock object.
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//
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class Pj_Simple_Mutex_Lock : public Pj_Lock
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{
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public:
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//
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// Default constructor.
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//
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explicit Pj_Simple_Mutex_Lock(Pj_Pool *pool, const char *name = NULL)
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: Pj_Lock(NULL)
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{
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pj_lock_create_simple_mutex(pool->pool_(), name, &lock_);
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}
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};
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//////////////////////////////////////////////////////////////////////////////
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// Recursive mutex lock object.
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//
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class Pj_Recursive_Mutex_Lock : public Pj_Lock
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{
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public:
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//
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// Default constructor.
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//
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explicit Pj_Recursive_Mutex_Lock(Pj_Pool *pool, const char *name = NULL)
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: Pj_Lock(NULL)
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{
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pj_lock_create_recursive_mutex(pool->pool_(), name, &lock_);
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}
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};
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//////////////////////////////////////////////////////////////////////////////
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// Semaphore lock object.
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//
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class Pj_Semaphore_Lock : public Pj_Lock
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{
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public:
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//
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// Default constructor.
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//
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explicit Pj_Semaphore_Lock(Pj_Pool *pool,
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unsigned max=PJ_MAXINT32,
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unsigned initial=0,
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const char *name=NULL)
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: Pj_Lock(NULL)
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{
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pj_lock_create_semaphore(pool->pool_(), name, initial, max, &lock_);
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}
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};
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#endif /* __PJPP_LOCK_HPP__ */
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