sc_export.hh revision 13048
1/* 2 * Copyright 2018 Google, Inc. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer; 8 * redistributions in binary form must reproduce the above copyright 9 * notice, this list of conditions and the following disclaimer in the 10 * documentation and/or other materials provided with the distribution; 11 * neither the name of the copyright holders nor the names of its 12 * contributors may be used to endorse or promote products derived from 13 * this software without specific prior written permission. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 * 27 * Authors: Gabe Black 28 */ 29 30#ifndef __SYSTEMC_EXT_CORE_SC_EXPORT_HH__ 31#define __SYSTEMC_EXT_CORE_SC_EXPORT_HH__ 32 33#include "sc_module.hh" // for sc_gen_unique_name 34#include "sc_object.hh" 35 36namespace sc_core 37{ 38 39class sc_interface; 40 41class sc_export_base : public sc_object 42{ 43 public: 44 sc_export_base(const char *n); 45 ~sc_export_base(); 46 47 virtual sc_interface *get_iterface() = 0; 48 virtual const sc_interface *get_interface() const = 0; 49}; 50 51template <class IF> 52class sc_export : public sc_export_base 53{ 54 public: 55 sc_export() : 56 sc_export_base(sc_gen_unique_name("export")), interface(nullptr) 57 {} 58 explicit sc_export(const char *n) : 59 sc_export_base(n), interface(nullptr) 60 {} 61 virtual ~sc_export() {} 62 63 virtual const char *kind() const { return "sc_export"; } 64 65 void operator () (IF &i) { bind(i); } 66 virtual void bind(IF &i) { interface = &i; } 67 operator IF & () { return *interface; } 68 operator const IF & () const { return *interface; } 69 70 IF *operator -> () { return interface; } 71 const IF *operator -> () const { return interface; } 72 73 sc_interface *get_iterface() override { return interface; } 74 const sc_interface *get_interface() const override { return interface; } 75 76 protected: 77 virtual void before_end_of_elaboration() {} 78 virtual void end_of_elaboration() {} 79 virtual void start_of_simulation() {} 80 virtual void end_of_simulation() {} 81 82 private: 83 IF *interface; 84 85 // Disabled 86 sc_export(const sc_export<IF> &); 87 sc_export<IF> &operator = (const sc_export<IF> &); 88}; 89 90} // namespace sc_core 91 92#endif //__SYSTEMC_EXT_CORE_SC_EXPORT_HH__ 93