/usr/include/trilinos/fei_Graph.hpp is in libtrilinos-dev 10.4.0.dfsg-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/* Copyright 2005 Sandia Corporation. */
/* Under the terms of Contract DE-AC04-94AL85000, there is a */
/* non-exclusive license for use of this work by or on behalf */
/* of the U.S. Government. Export of this program may require */
/* a license from the United States Government. */
/*--------------------------------------------------------------------*/
#ifndef _fei_Graph_hpp_
#define _fei_Graph_hpp_
#include <fei_iosfwd.hpp>
#include <snl_fei_RaggedTable_specialize.hpp>
#include <map>
namespace fei {
/** Basic algebraic matrix-graph representation. */
class Graph {
public:
/** destructor */
virtual ~Graph(){}
/** alias for the 'table_type' data container */
typedef snl_fei::RaggedTable<snl_fei::MapContig<fei::ctg_set<int>*>,fei::ctg_set<int> >
table_type;
/** alias for table_row_type, which is a row of the table */
typedef fei::ctg_set<int> table_row_type;
/** alias for the type of the remotely-owned portion of the table data */
typedef snl_fei::RaggedTable<std::map<int,fei::ctg_set<int>*>,fei::ctg_set<int> >
remote_table_type;
/** Add indices to a specified row of the table */
virtual int addIndices(int row,
int len,
const int* indices) = 0;
/** Add a symmetric block of indices. The array of indices will serve as
both row-numbers, and as column-numbers in those rows.
*/
virtual int addSymmetricIndices(int numIndices,
int* indices,
bool diagonal=false) = 0;
/** gather all remotely-owned table portions to owning processors */
virtual int gatherFromOverlap() = 0;
/** Retrieve the local portion of the graph. i.e., The rows which
correspond to locally-owned IDs. */
virtual table_type* getLocalGraph() = 0;
/** Retrieve the remotely-owned portion of the graph. */
virtual std::vector<remote_table_type*>& getRemoteGraph() = 0;
/** Write locally-owned portion of the graph to a specified ostream.*/
virtual int writeLocalGraph(FEI_OSTREAM& os,
bool debug=false,
bool prefixLinesWithPoundSign=true) = 0;
/** Write remotely-owned portion of the graph to a specified ostream.*/
virtual int writeRemoteGraph(FEI_OSTREAM& os) = 0;
};//class Graph
} //namespace fei
#endif // _fei_Graph_hpp_
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