1 /* -*- c++ -*- */
2 /*
3  * Copyright 2006.2013,2018 Free Software Foundation, Inc.
4  *
5  * This file is part of GNU Radio
6  *
7  * GNU Radio is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 3, or (at your option)
10  * any later version.
11  *
12  * GNU Radio is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with GNU Radio; see the file COPYING.  If not, write to
19  * the Free Software Foundation, Inc., 51 Franklin Street,
20  * Boston, MA 02110-1301, USA.
21  */
22 
23 
24 #ifndef UNPACKED_TO_PACKED_IMPL_H
25 #define UNPACKED_TO_PACKED_IMPL_H
26 
27 #include <gnuradio/blocks/unpacked_to_packed.h>
28 
29 namespace gr {
30 namespace blocks {
31 
32 template <class T>
33 class unpacked_to_packed_impl : public unpacked_to_packed<T>
34 {
35 private:
36     unsigned int d_bits_per_chunk;
37     endianness_t d_endianness;
38     unsigned int d_index;
39     const unsigned int d_bits_per_type = sizeof(T) * 8;
40     unsigned int
41     get_bit_be1(const T* in_vector, unsigned int bit_addr, unsigned int bits_per_chunk);
42 
43 public:
44     unpacked_to_packed_impl(unsigned int bits_per_chunk, endianness_t endianness);
45     ~unpacked_to_packed_impl();
46 
47     void forecast(int noutput_items, gr_vector_int& ninput_items_required);
48     int general_work(int noutput_items,
49                      gr_vector_int& ninput_items,
50                      gr_vector_const_void_star& input_items,
51                      gr_vector_void_star& output_items);
52 
check_topology(int ninputs,int noutputs)53     bool check_topology(int ninputs, int noutputs) { return ninputs == noutputs; }
54 };
55 
56 } /* namespace blocks */
57 } /* namespace gr */
58 
59 #endif /* UNPACKED_TO_PACKED_IMPL_H */
60