sc_fifo_out.hh revision 12841 
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_CHANNEL_SC_FIFO_OUT_HH__
31#define __SYSTEMC_EXT_CHANNEL_SC_FIFO_OUT_HH__
32
33#include "../core/sc_port.hh"
34#include "sc_fifo_out_if.hh"
35#include "warn_unimpl.hh"
36
37namespace sc_core
38{
39
40class sc_event;
41class sc_event_finder;
42
43template <class T>
44class sc_fifo_out : public sc_port<sc_fifo_out_if<T>, 0>
45{
46  public:
47    sc_fifo_out() : sc_port<sc_fifo_out_if<T>, 0>() {}
48    explicit sc_fifo_out(const char *name) :
49            sc_port<sc_fifo_out_if<T>, 0>(name)
50    {}
51    virtual ~sc_fifo_out() {}
52
53    void
54    write(const T &)
55    {
56        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
57    }
58    bool
59    nb_write(const T &)
60    {
61        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
62        return false;
63    }
64    const sc_event &
65    data_read_event() const
66    {
67        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
68        return *(const sc_event *)nullptr;
69    }
70    sc_event_finder &
71    data_read() const
72    {
73        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
74        return *(sc_event_finder *)nullptr;
75    }
76    int
77    num_free() const
78    {
79        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
80        return 0;
81    }
82    virtual const char *kind() const { return "sc_fifo_out"; }
83
84  private:
85    // Disabled
86    sc_fifo_out(const sc_fifo_out<T> &) : sc_port<sc_fifo_out_if<T>, 0>() {}
87    sc_fifo_out<T> &operator = (const sc_fifo_out<T> &) { return *this; }
88};
89
90} // namespace sc_core
91
92#endif  //__SYSTEMC_EXT_CHANNEL_SC_FIFO_OUT_HH__
93