This file is indexed.

/usr/include/trilinos/Epetra_HashTable.h is in libtrilinos-epetra-dev 12.10.1-3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
/*
//@HEADER
// ************************************************************************
//
//               Epetra: Linear Algebra Services Package
//                 Copyright 2011 Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// 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.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "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 SANDIA CORPORATION OR THE
// 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.
//
// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
//
// ************************************************************************
//@HEADER
*/

#ifndef Epetra_HashTable_H_
#define Epetra_HashTable_H_

#include "Epetra_Object.h"

template<typename value_type>
class Epetra_HashTable : public Epetra_Object
{
  struct Node
  {
     long long Key;
     value_type Value;
     Node * Ptr;

     Node( const long long key = 0, const value_type value = 0, Node * ptr = 0 )
     : Key(key), Value(value), Ptr(ptr) {}

    private:
     Node(const Node& src)
       : Key(src.Key), Value(src.Value), Ptr(src.Ptr) {}

    Node& operator=(const Node& src)
    { Key = src.Key; Value = src.Value; Ptr = src.Ptr; return(*this); }
  };

  Node ** Container_;
  long long Size_;
  unsigned int Seed_;

  int Func( const long long key ) {
    int intkey = (int) ((key & 0x000000007fffffffLL) + ((key & 0x7fffffff80000000LL) >> 31));
    return (int) ((Seed_ ^ intkey)%Size_);
  }

 public:

  Epetra_HashTable( const int size, const unsigned int seed = (2654435761U) )
  : Container_(NULL),
    Size_(size),
    Seed_(seed)
  {
    if (size<=0)
      throw ReportError( "Bad Hash Table Size: " + toString(size), -1 );

    Container_ = new Node * [size];
    for( int i = 0; i < size; ++i ) Container_[i] = 0;
  }

  Epetra_HashTable( const Epetra_HashTable & obj )
  : Container_(NULL),
    Size_(obj.Size_),
    Seed_(obj.Seed_)
  {
    Container_ = new Node * [Size_];
    for( int i = 0; i < Size_; ++i ) Container_[i] = 0;
    for( int i = 0; i < Size_; ++i )
    {
      Node * ptr = obj.Container_[i];
      while( ptr ) { Add( ptr->Key, ptr->Value ); ptr = ptr->Ptr; }
    }
  }

  ~Epetra_HashTable()
  {
    Node * ptr1;
    Node * ptr2;
    for( int i = 0; i < Size_; ++i )
    {
      ptr1 = Container_[i];
      while( ptr1 ) { ptr2 = ptr1; ptr1 = ptr1->Ptr; delete ptr2; }
    }

    delete [] Container_;
  }

  void Add( const long long key, const value_type value )
  {
    int v = Func(key);
    Node * n1 = Container_[v];
    Container_[v] = new Node(key,value,n1);
  }

  value_type Get( const long long key )
  {
    Node * n = Container_[ Func(key) ];
    while( n && (n->Key != key) ) n = n->Ptr;
    if( n ) return n->Value;
    else    return -1;
  }

 private:
  Epetra_HashTable& operator=(const Epetra_HashTable& src)
    {
      (void)src;
      //not currently supported
      bool throw_error = true;
      if (throw_error) {
	throw ReportError("Epetra_HashTable::operator= not supported.",-1);
      }
      return(*this);
    }

};

#endif