This file is indexed.

/usr/include/libdap/ConstraintEvaluator.h is in libdap-dev 3.11.1-10.

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
// -*- mode: c++; c-basic-offset:4 -*-

// This file is part of libdap, A C++ implementation of the OPeNDAP Data
// Access Protocol.

// Copyright (c) 2006 OPeNDAP, Inc.
// Author: James Gallagher <jgallagher@opendap.org>
//
// This library 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 2.1 of the License, or (at your option) any later version.
//
// This library 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 this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
// You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.

#ifndef constraint_evaluator_h
#define constraint_evaluator_h

#include <list>

#ifndef _dds_h
#include "DDS.h"
#endif

#ifndef _datadds_h
#include "DataDDS.h"
#endif

#ifndef _clause_h
#include "Clause.h"
#endif

namespace libdap
{

/** @brief Evaluate a constraint expression */
class ConstraintEvaluator
{
private:
    // This struct is used to hold all the known `user defined' functions
    // (including those that are `built-in').
    struct function
    {
        string name;
        bool_func b_func;
        btp_func bt_func;
        proj_func p_func;

        function(const string &n, const bool_func f)
                : name(n), b_func(f), bt_func(0), p_func(0)
        {}
        function(const string &n, const btp_func f)
                : name(n), bt_func(f), p_func(0)
        {}
        function(const string &n, const proj_func f)
                : name(n), bt_func(0), p_func(f)
        {}
        function(): name(""), bt_func(0), p_func(0)
        {}
    };

    vector<Clause *> expr;      // List of CE Clauses

    vector<BaseType *> constants;// List of temporary objects

    list<function> functions; // Known external functions

    // The default versions of these methods will break this class. Because
    // Clause does not support deep copies, that class will need to be modified
    // before these can be properly implemented. jhrg 4/3/06
    ConstraintEvaluator(const ConstraintEvaluator &)
    {}
    ConstraintEvaluator &operator=(const ConstraintEvaluator &)
    {
        throw InternalErr(__FILE__, __LINE__, "Unimplemented method");
    }

    friend class func_name_is;

public:
    typedef std::vector<Clause *>::const_iterator Clause_citer ;
    typedef std::vector<Clause *>::iterator Clause_iter ;

    typedef std::vector<BaseType *>::const_iterator Constants_citer ;
    typedef std::vector<BaseType *>::iterator Constants_iter ;

    typedef std::list<function>::const_iterator Functions_citer ;
    typedef std::list<function>::iterator Functions_iter ;

    ConstraintEvaluator();
    virtual ~ConstraintEvaluator();

    void add_function(const string &name, bool_func f);
    void add_function(const string &name, btp_func f);
    void add_function(const string &name, proj_func f);

    bool find_function(const string &name, bool_func *f) const;
    bool find_function(const string &name, btp_func *f) const;
    bool find_function(const string &name, proj_func *f) const;

    void append_clause(int op, rvalue *arg1, rvalue_list *arg2);
    void append_clause(bool_func func, rvalue_list *args);
    void append_clause(btp_func func, rvalue_list *args);

    bool functional_expression();
    bool boolean_expression();
    bool eval_selection(DDS &dds, const string &dataset);
    BaseType *eval_function(DDS &dds, const string &dataset);

    // New for libdap 3.11. These methods provide a way to evaluate multiple
    // functions in one CE
    bool function_clauses();
    DDS *eval_function_clauses(DDS &dds);
    DataDDS *eval_function_clauses(DataDDS &dds);

    Clause_iter clause_begin();
    Clause_iter clause_end();
    bool clause_value(Clause_iter &i, DDS &dds);

    void parse_constraint(const string &constraint, DDS &dds);
    void append_constant(BaseType *btp);

};

} // namespace libdap

#endif // constraint_evaluator_h