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/* -*- c++ -*- */
/*
* Copyright 2012 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU Radio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef INCLUDED_BLOCKS_FILE_SOURCE_H
#define INCLUDED_BLOCKS_FILE_SOURCE_H
#include <blocks/api.h>
#include <gr_sync_block.h>
namespace gr {
namespace blocks {
/*!
* \brief Read stream from file
* \ingroup source_blk
*/
class BLOCKS_API file_source : virtual public gr_sync_block
{
public:
// gr::blocks::file_source::sptr
typedef boost::shared_ptr<file_source> sptr;
static sptr make(size_t itemsize, const char *filename, bool repeat = false);
/*!
* \brief seek file to \p seek_point relative to \p whence
*
* \param seek_point sample offset in file
* \param whence one of SEEK_SET, SEEK_CUR, SEEK_END (man fseek)
*/
virtual bool seek(long seek_point, int whence) = 0;
};
} /* namespace blocks */
} /* namespace gr */
#endif /* INCLUDED_BLOCKS_FILE_SOURCE_H */
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