| /***************************************************************************** |
| |
| Licensed to Accellera Systems Initiative Inc. (Accellera) under one or |
| more contributor license agreements. See the NOTICE file distributed |
| with this work for additional information regarding copyright ownership. |
| Accellera licenses this file to you under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with the |
| License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| implied. See the License for the specific language governing |
| permissions and limitations under the License. |
| |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| |
| sc_semaphore_if.h -- The sc_semaphore_if interface class. |
| |
| Original Author: Martin Janssen, Synopsys, Inc., 2001-05-21 |
| |
| CHANGE LOG IS AT THE END OF THE FILE |
| *****************************************************************************/ |
| |
| #ifndef SC_SEMAPHORE_IF_H |
| #define SC_SEMAPHORE_IF_H |
| |
| #include "sysc/communication/sc_interface.h" |
| |
| namespace sc_core { |
| |
| // ---------------------------------------------------------------------------- |
| // CLASS : sc_semaphore_if |
| // |
| // The sc_semaphore_if interface class. |
| // ---------------------------------------------------------------------------- |
| |
| class sc_semaphore_if |
| : virtual public sc_interface |
| { |
| public: |
| |
| // the classical operations: wait(), trywait(), and post() |
| |
| // lock (take) the semaphore, block if not available |
| virtual int wait() = 0; |
| |
| // lock (take) the semaphore, return -1 if not available |
| virtual int trywait() = 0; |
| |
| // unlock (give) the semaphore |
| virtual int post() = 0; |
| |
| // get the value of the semphore |
| virtual int get_value() const = 0; |
| |
| protected: |
| |
| // constructor |
| |
| sc_semaphore_if() |
| {} |
| |
| private: |
| |
| // disabled |
| sc_semaphore_if( const sc_semaphore_if& ); |
| sc_semaphore_if& operator = ( const sc_semaphore_if& ); |
| }; |
| |
| } // namespace sc_core |
| |
| //$Log: sc_semaphore_if.h,v $ |
| //Revision 1.3 2011/08/26 20:45:42 acg |
| // Andy Goodrich: moved the modification log to the end of the file to |
| // eliminate source line number skew when check-ins are done. |
| // |
| //Revision 1.2 2011/02/18 20:23:45 acg |
| // Andy Goodrich: Copyright update. |
| // |
| //Revision 1.1.1.1 2006/12/15 20:20:04 acg |
| //SystemC 2.3 |
| // |
| //Revision 1.2 2006/01/03 23:18:26 acg |
| //Changed copyright to include 2006. |
| // |
| //Revision 1.1.1.1 2005/12/19 23:16:43 acg |
| //First check in of SystemC 2.1 into its own archive. |
| // |
| //Revision 1.8 2005/06/10 22:43:55 acg |
| //Added CVS change log annotation. |
| // |
| |
| #endif |
| |
| // Taf! |