dimacs.h

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/*
 *  Copyright 2008-2014 NVIDIA Corporation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

#pragma once

#include <cusp/detail/config.h>
#include <thrust/tuple.h>

#include <string>

namespace cusp
{
namespace io
{

template <typename Matrix>
thrust::tuple<typename Matrix::index_type, typename Matrix::index_type>
read_dimacs_file(Matrix& mtx, const std::string& filename);

template <typename Matrix, typename Stream>
thrust::tuple<typename Matrix::index_type, typename Matrix::index_type>
read_dimacs_stream(Matrix& mtx, Stream& input);


template <typename Matrix>
void write_dimacs_file(const Matrix& mtx,
                       const thrust::tuple<typename Matrix::index_type,typename Matrix::index_type>& t,
                       const std::string& filename);

template <typename Matrix, typename Stream>
void write_dimacs_stream(const Matrix& mtx,
                         const thrust::tuple<typename Matrix::index_type,typename Matrix::index_type>& t,
                         Stream& output);

} //end namespace io
} //end namespace cusp

#include <cusp/io/detail/dimacs.inl>