GNU Radio 3.6.5.1 C++ API
gr_endian_swap.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2004,2012 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,
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21  */
22 
23 #ifndef INCLUDED_GR_ENDIAN_SWAP_H
24 #define INCLUDED_GR_ENDIAN_SWAP_H
25 
26 #include <gr_core_api.h>
27 #include <gr_sync_block.h>
28 
29 class gr_endian_swap;
31 
33 gr_make_endian_swap (size_t item_size_bytes=1);
34 
35 /*!
36  * \brief Convert stream of items into thier byte swapped version
37  *
38  * \param item_size_bytes number of bytes per item, 1=no-op,2=uint16_t,4=uint32_t,8=uint64_t
39  */
40 
42 {
43  private:
45  gr_make_endian_swap (size_t item_size_bytes);
46  gr_endian_swap (size_t item_size_bytes);
47 
48  size_t item_size_bytes;
49 
50  public:
51  virtual int work (int noutput_items,
52  gr_vector_const_void_star &input_items,
53  gr_vector_void_star &output_items);
54 };
55 
56 
57 #endif /* INCLUDED_GR_ENDIAN_SWAP_H */