3 * Copyright 2008 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
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)
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.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 #ifndef INCLUDED_COPY_HANDLER_H
22 #define INCLUDED_COPY_HANDLER_H
24 #include <usrp2/data_handler.h>
25 #include <boost/utility.hpp>
29 class copy_handler : public data_handler, boost::noncopyable
31 uint8_t *d_dest; // next write pointer
32 size_t d_space; // space left in destination buffer
33 size_t d_bytes; // total bytes copied
34 size_t d_times; // number of times invoked
37 copy_handler(void *dest, size_t len);
40 virtual data_handler::result operator()(const void *base, size_t len);
42 size_t bytes() const { return d_bytes; }
43 size_t times() const { return d_times; }
45 static const size_t MIN_COPY_LEN = 1484; // FIXME: calculate eth packet - thdr
46 bool full() const { return d_space < MIN_COPY_LEN; }
51 #endif /* INCLUDED_COPY_HANDLER_H */