GNU Radio 3.6.5 C++ API

check_lfsr_32k_s.h

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00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2004,2013 Free Software Foundation, Inc.
00004  *
00005  * This file is part of GNU Radio
00006  *
00007  * GNU Radio is free software; you can redistribute it and/or modify
00008  * it under the terms of the GNU General Public License as published by
00009  * the Free Software Foundation; either version 3, or (at your option)
00010  * any later version.
00011  *
00012  * GNU Radio is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with GNU Radio; see the file COPYING.  If not, write to
00019  * the Free Software Foundation, Inc., 51 Franklin Street,
00020  * Boston, MA 02110-1301, USA.
00021  */
00022 
00023 #ifndef INCLUDED_GR_CHECK_LFSR_32K_S_H
00024 #define INCLUDED_GR_CHECK_LFSR_32K_S_H
00025 
00026 #include <blocks/api.h>
00027 #include <gr_sync_block.h>
00028 
00029 namespace gr {
00030   namespace blocks {
00031 
00032     /*!
00033      * \brief sink that checks if its input stream consists of a lfsr_32k sequence.
00034      * \ingroup sink_blk
00035      *
00036      * \details
00037      * This sink is typically used along with
00038      * gr::blocks::lfsr_32k_source_s to test the USRP using its
00039      * digital loopback mode.
00040      */
00041     class BLOCKS_API check_lfsr_32k_s : virtual public gr_sync_block
00042     {
00043     public:
00044       // gr::blocks::check_lfsr_32k_s::sptr
00045       typedef boost::shared_ptr<check_lfsr_32k_s> sptr;
00046 
00047       static sptr make();
00048 
00049       virtual long ntotal () const = 0;
00050       virtual long nright () const = 0;
00051       virtual long runlength () const = 0;
00052     };
00053 
00054   } /* namespace blocks */
00055 } /* namespace gr */
00056 
00057 #endif /* INCLUDED_GR_CHECK_LFSR_32K_S_H */