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Add utility for reading binary headers
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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| //@HEADER | ||
| // ************************************************************************ | ||
| // Genten: Software for Generalized Tensor Decompositions | ||
| // by Sandia National Laboratories | ||
| // | ||
| // Sandia National Laboratories is a multimission laboratory managed | ||
| // and operated by National Technology and Engineering Solutions of Sandia, | ||
| // LLC, a wholly owned subsidiary of Honeywell International, Inc., for the | ||
| // U.S. Department of Energy's National Nuclear Security Administration under | ||
| // contract DE-NA0003525. | ||
| // | ||
| // Copyright 2017 National Technology & Engineering Solutions of Sandia, LLC | ||
| // (NTESS). Under the terms of Contract DE-NA0003525 with NTESS, the U.S. | ||
| // Government retains certain rights in this software. | ||
| // | ||
| // Redistribution and use in source and binary forms, with or without | ||
| // modification, are permitted provided that the following conditions are | ||
| // met: | ||
| // | ||
| // 1. Redistributions of source code must retain the above copyright | ||
| // notice, this list of conditions and the following disclaimer. | ||
| // | ||
| // 2. Redistributions in binary form must reproduce the above copyright | ||
| // notice, this list of conditions and the following disclaimer in the | ||
| // documentation and/or other materials provided with the distribution. | ||
| // | ||
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | ||
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | ||
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | ||
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | ||
| // HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | ||
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | ||
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | ||
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | ||
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | ||
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| // ************************************************************************ | ||
| //@HEADER | ||
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| #include "Genten_TensorIO.hpp" | ||
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| void read_tensor_file(const std::string& filename, | ||
| std::string& format, std::string& type, bool gz, | ||
| Genten::Sptensor& x_sparse, Genten::Tensor& x_dense) | ||
| { | ||
| Genten::TensorReader<Genten::DefaultHostExecutionSpace> reader(filename,0,gz); | ||
| reader.read(); | ||
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| if (reader.isSparse()) { | ||
| format = "sparse"; | ||
| x_sparse = reader.getSparseTensor(); | ||
| } | ||
| else if (reader.isDense()) { | ||
| format = "dense"; | ||
| x_dense = reader.getDenseTensor(); | ||
| } | ||
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| if (reader.isBinary()) | ||
| type = "binary"; | ||
| else if (reader.isText()) | ||
| type = "text"; | ||
| } | ||
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| int main(int argc, char* argv[]) | ||
| { | ||
| int ret = 0; | ||
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| auto args = Genten::build_arg_list(argc,argv); | ||
| const bool help = | ||
| Genten::parse_ttb_bool(args, "--help", "--no-help", false); | ||
| if (argc != 3 || help) { | ||
| std::cout << "\ntensor-header: a helper utility for reading headers of binary tensor files.\n\n" | ||
| << "Usage: " << argv[0] << " --input-file <string>\n"; | ||
| return 0; | ||
| } | ||
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| try { | ||
| Kokkos::initialize(argc, argv); | ||
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| const std::string filename = | ||
| Genten::parse_string(args, "--input-file", ""); | ||
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| Genten::TensorReader<Genten::DefaultHostExecutionSpace> reader(filename); | ||
| if (!reader.isBinary()) | ||
| Genten::error("Can only read headers of binary files!"); | ||
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| std::cout << "\nTensor file: " << filename << std::endl; | ||
| if (reader.isSparse()) | ||
| std::cout << reader.readBinarySparseHeader() << std::endl; | ||
| if (reader.isDense()) | ||
| std::cout << reader.readBinaryDenseHeader() << std::endl; | ||
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| } | ||
| catch(const std::exception& e) | ||
| { | ||
| std::cout << "*** Call to genten threw an exception:" << std::endl | ||
| << " " << e.what() << std::endl; | ||
| ret = -1; | ||
| } | ||
| catch(const std::string& s) | ||
| { | ||
| std::cout << "*** Call to genten threw an exception:" << std::endl | ||
| << " " << s << std::endl; | ||
| ret = -1; | ||
| } | ||
| catch(...) | ||
| { | ||
| std::cout << "*** Call to genten threw an unknown exception" | ||
| << std::endl; | ||
| ret = -1; | ||
| } | ||
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| Kokkos::finalize(); | ||
| return ret; | ||
| } |