Thread portable class Gate portable class Timer class Pool class Terimber 2.0 About C++

Downloads Products & Services Support Clients Open Source About Home / Open source / Terimber 2.0 keymaker.h Go to the documentation of this file. /* * The Software License * ================================================================================= * Copyright (c) 2003-.The Terimber Corporation. All rights reserved. * ================================================================================= * Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * The end-user documentation included with the redistribution, if any, * must include the following acknowledgment: * "This product includes software developed by the Terimber Corporation." * ================================================================================= * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE TERIMBER CORPORATION OR ITS CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ================================================================================ */ #ifndef _terimber_keymaker_h_ #define _terimber_keymaker_h_ #include "base/primitives.h" BEGIN_TERIMBER_NAMESPACE #pragma pack(4) class keylocker { public: inline keylocker( size_t capacity = os_def_size ); inline bool enter( size_t timeout ) const; inline void leave() const; inline bool lock( size_t timeout ) const; inline void unlock() const; private: const size_t _capacity; mutable bool _opened; mutable size_t _clients; event _ev_open; event _ev_close; event _ev_client; event _ev_server; mutex _access_mtx; mutex _server_mtx; }; class keylocker_server { public: inline keylocker_server( const keylocker& locker, size_t timeout = INFINITE ); inline ~keylocker_server(); inline operator bool() const; inline bool operator!() const; inline void unlock() const; inline void lock(size_t timeout = INFINITE) const; private: mutable bool _locked; const keylocker& _locker; }; class keylocker_client { public: inline keylocker_client( const keylocker& locker, size_t timeout = INFINITE ); inline ~keylocker_client(); inline operator bool() const; inline bool operator!() const; inline void leave() const; inline void enter(size_t timeout = INFINITE) const; private: mutable bool _inside; const keylocker& _locker; }; #pragma pack() END_TERIMBER_NAMESPACE #endif // _terimber_keymaker_h_

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