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//
// Copyright 2012 Josh Blum
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with io_sig program. If not, see <http://www.gnu.org/licenses/>.
#ifndef INCLUDED_LIBGRAS_IMPL_BUFFER_QUEUE_HPP
#define INCLUDED_LIBGRAS_IMPL_BUFFER_QUEUE_HPP
#include <gnuradio/sbuffer.hpp>
#include <boost/bind.hpp>
#include <queue>
namespace gnuradio
{
struct BufferQueue : std::queue<SBuffer>
{
void __push(SBuffer &buffer)
{
buffer.offset = 0;
buffer.length = buffer.get_actual_length();
this->push(buffer);
}
BufferQueue(void)
{
SBufferDeleter deleter = boost::bind(&BufferQueue::__push, this, _1);
_token = SBufferToken(new SBufferDeleter(deleter));
}
~BufferQueue(void)
{
_token.reset();
while (not this->empty())
{
this->pop();
}
}
void allocate_one(const size_t num_bytes)
{
SBufferConfig config;
config.memory = NULL;
config.length = num_bytes;
config.token = _token;
SBuffer buff(config);
//buffer derefs here and the token messages it back to the queue
}
SBufferToken _token;
};
} //namespace gnuradio
#endif /*INCLUDED_LIBGRAS_IMPL_BUFFER_QUEUE_HPP*/
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