1 /* -*- c++ -*- */
2 /*
3 * Copyright 2004,2009,2010,2012,2015 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 #ifdef HAVE_CONFIG_H
24 #include "config.h"
25 #endif
26
27 #include "add_const_ss_impl.h"
28 #include <gnuradio/io_signature.h>
29
30 namespace gr {
31 namespace blocks {
32
make(short k)33 add_const_ss::sptr add_const_ss::make(short k)
34 {
35 return gnuradio::get_initial_sptr(new add_const_ss_impl(k));
36 }
37
add_const_ss_impl(short k)38 add_const_ss_impl::add_const_ss_impl(short k)
39 : sync_block("add_const_ss",
40 io_signature::make(1, 1, sizeof(short)),
41 io_signature::make(1, 1, sizeof(short))),
42 d_k(k)
43 {
44 }
45
~add_const_ss_impl()46 add_const_ss_impl::~add_const_ss_impl() {}
47
work(int noutput_items,gr_vector_const_void_star & input_items,gr_vector_void_star & output_items)48 int add_const_ss_impl::work(int noutput_items,
49 gr_vector_const_void_star& input_items,
50 gr_vector_void_star& output_items)
51 {
52 const short* iptr = (const short*)input_items[0];
53 short* optr = (short*)output_items[0];
54
55 int size = noutput_items;
56
57 while (size >= 8) {
58 *optr++ = *iptr++ + d_k;
59 *optr++ = *iptr++ + d_k;
60 *optr++ = *iptr++ + d_k;
61 *optr++ = *iptr++ + d_k;
62 *optr++ = *iptr++ + d_k;
63 *optr++ = *iptr++ + d_k;
64 *optr++ = *iptr++ + d_k;
65 *optr++ = *iptr++ + d_k;
66 size -= 8;
67 }
68
69 while (size-- > 0) {
70 *optr++ = *iptr++ + d_k;
71 }
72
73 return noutput_items;
74 }
75
setup_rpc()76 void add_const_ss_impl::setup_rpc()
77 {
78 #ifdef GR_CTRLPORT
79 add_rpc_variable(rpcbasic_sptr(new rpcbasic_register_get<add_const_ss, short>(
80 alias(),
81 "Constant",
82 &add_const_ss::k,
83 pmt::from_long(-65536),
84 pmt::from_long(65535),
85 pmt::from_long(0),
86 "",
87 "Constant to add",
88 RPC_PRIVLVL_MIN,
89 DISPTIME | DISPOPTCPLX | DISPOPTSTRIP)));
90
91 add_rpc_variable(rpcbasic_sptr(
92 new rpcbasic_register_set<add_const_ss, short>(alias(),
93 "Constant",
94 &add_const_ss::set_k,
95 pmt::from_long(-65536),
96 pmt::from_long(65535),
97 pmt::from_long(0),
98 "",
99 "Constant to add",
100 RPC_PRIVLVL_MIN,
101 DISPNULL)));
102 #endif /* GR_CTRLPORT */
103 }
104
105 } /* namespace blocks */
106 } /* namespace gr */
107