| /* |
| * Copyright 2018 Google, Inc. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: 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; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS 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 COPYRIGHT |
| * OWNER OR 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. |
| * |
| * Authors: Gabe Black |
| */ |
| |
| #ifndef __SYSTEMC_EXT_CHANNEL_SC_FIFO_OUT_IF_HH__ |
| #define __SYSTEMC_EXT_CHANNEL_SC_FIFO_OUT_IF_HH__ |
| |
| #include "../core/sc_interface.hh" |
| |
| namespace sc_core |
| { |
| |
| class sc_event; |
| |
| template <class T> |
| class sc_fifo_nonblocking_out_if : virtual public sc_interface |
| { |
| public: |
| virtual bool nb_write(const T &) = 0; |
| virtual const sc_event &data_read_event() const = 0; |
| }; |
| |
| template <class T> |
| class sc_fifo_blocking_out_if : virtual public sc_interface |
| { |
| public: |
| virtual void write(const T &) = 0; |
| }; |
| |
| template <class T> |
| class sc_fifo_out_if : public sc_fifo_nonblocking_out_if<T>, |
| public sc_fifo_blocking_out_if<T> |
| { |
| public: |
| virtual int num_free() const = 0; |
| |
| protected: |
| sc_fifo_out_if() : sc_interface(), sc_fifo_nonblocking_out_if<T>(), |
| sc_fifo_blocking_out_if<T>() |
| {} |
| |
| private: |
| sc_fifo_out_if(const sc_fifo_out_if<T> &) : sc_interface(), |
| sc_fifo_nonblocking_out_if<T>(), sc_fifo_blocking_out_if<T>() |
| {} |
| sc_fifo_out_if<T> &operator = (const sc_fifo_out_if<T> &) { return *this; } |
| }; |
| |
| } // namespace sc_core |
| |
| #endif //__SYSTEMC_EXT_CHANNEL_SC_FIFO_OUT_IF_HH__ |