This file is indexed.

/usr/include/exiv2/iptc.hpp is in libexiv2-dev 0.25-3.1+deb9u1.

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
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
// ***************************************************************** -*- C++ -*-
/*
 * Copyright (C) 2004-2015 Andreas Huggel <ahuggel@gmx.net>
 *
 * This program is part of the Exiv2 distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, 5th Floor, Boston, MA 02110-1301 USA.
 */
/*!
  @file    iptc.hpp
  @brief   Encoding and decoding of IPTC data
  @version $Rev: 3091 $
  @author  Brad Schick (brad)
           <a href="mailto:brad@robotbattle.com">brad@robotbattle.com</a>
  @date    31-Jul-04, brad: created
 */
#ifndef IPTC_HPP_
#define IPTC_HPP_

// *****************************************************************************
// included header files
#include "metadatum.hpp"
#include "types.hpp"
#include "error.hpp"
#include "value.hpp"
#include "datasets.hpp"

// + standard includes
#include <string>
#include <vector>

// *****************************************************************************
// namespace extensions
namespace Exiv2 {

// *****************************************************************************
// class declarations
    class ExifData;

// *****************************************************************************
// class definitions

    /*!
      @brief An IPTC metadatum ("dataset"), consisting of an IptcKey and a
             Value and methods to manipulate these.
     */
    class EXIV2API Iptcdatum : public Metadatum {
    public:
        //! @name Creators
        //@{
        /*!
          @brief Constructor for new tags created by an application. The
                 %Iptcdatum is created from a key / value pair. %Iptcdatum
                 copies (clones) the value if one is provided. Alternatively, a
                 program can create an 'empty' %Iptcdatum with only a key and
                 set the value using setValue().

          @param key The key of the %Iptcdatum.
          @param pValue Pointer to a %Iptcdatum value.
          @throw Error if the key cannot be parsed and converted
                 to a tag number and record id.
         */
        explicit Iptcdatum(const IptcKey& key,
                           const Value* pValue =0);
        //! Copy constructor
        Iptcdatum(const Iptcdatum& rhs);
        //! Destructor
        virtual ~Iptcdatum();
        //@}

        //! @name Manipulators
        //@{
        //! Assignment operator
        Iptcdatum& operator=(const Iptcdatum& rhs);
        /*!
          @brief Assign \em value to the %Iptcdatum. The type of the new Value
                 is set to UShortValue.
         */
        Iptcdatum& operator=(const uint16_t& value);
        /*!
          @brief Assign \em value to the %Iptcdatum.
                 Calls setValue(const std::string&).
         */
        Iptcdatum& operator=(const std::string& value);
        /*!
          @brief Assign \em value to the %Iptcdatum.
                 Calls setValue(const Value*).
         */
        Iptcdatum& operator=(const Value& value);
        void setValue(const Value* pValue);
        /*!
          @brief Set the value to the string \em value, using
                 Value::read(const std::string&).
                 If the %Iptcdatum does not have a Value yet, then a %Value of
                 the correct type for this %Iptcdatum is created. If that
                 fails (because of an unknown dataset), a StringValue is
                 created. Return 0 if the value was read successfully.
         */
        int setValue(const std::string& value);
        //@}

        //! @name Accessors
        //@{
        long copy(byte* buf, ByteOrder byteOrder) const;
        std::ostream& write(std::ostream& os, const ExifData* pMetadata =0) const;
        /*!
          @brief Return the key of the Iptcdatum. The key is of the form
                 '<b>Iptc</b>.recordName.datasetName'. Note however that the key
                 is not necessarily unique, i.e., an IptcData object may contain
                 multiple metadata with the same key.
         */
        std::string key() const;
        /*!
           @brief Return the name of the record (deprecated)
           @return record name
         */
        std::string recordName() const;
        /*!
           @brief Return the record id
           @return record id
         */
        uint16_t record() const;
        const char* familyName() const;
        std::string groupName() const;
        /*!
           @brief Return the name of the tag (aka dataset)
           @return tag name
         */
        std::string tagName() const;
        std::string tagLabel() const;
        //! Return the tag (aka dataset) number
        uint16_t tag() const;
        TypeId typeId() const;
        const char* typeName() const;
        long typeSize() const;
        long count() const;
        long size() const;
        std::string toString() const;
        std::string toString(long n) const;
        long toLong(long n =0) const;
        float toFloat(long n =0) const;
        Rational toRational(long n =0) const;
        Value::AutoPtr getValue() const;
        const Value& value() const;
        //@}

    private:
        // DATA
        IptcKey::AutoPtr key_;                  //!< Key
        Value::AutoPtr   value_;                //!< Value

    }; // class Iptcdatum

    //! Container type to hold all metadata
    typedef std::vector<Iptcdatum> IptcMetadata;

    /*!
      @brief A container for IPTC data. This is a top-level class of
             the %Exiv2 library.

      Provide high-level access to the IPTC data of an image:
      - read IPTC information from JPEG files
      - access metadata through keys and standard C++ iterators
      - add, modify and delete metadata
      - write IPTC data to JPEG files
      - extract IPTC metadata to files, insert from these files
    */
    class EXIV2API IptcData {
    public:
        //! IptcMetadata iterator type
        typedef IptcMetadata::iterator iterator;
        //! IptcMetadata const iterator type
        typedef IptcMetadata::const_iterator const_iterator;

        // Use the compiler generated constructors and assignment operator

        //! @name Manipulators
        //@{
        /*!
          @brief Returns a reference to the %Iptcdatum that is associated with a
                 particular \em key. If %IptcData does not already contain such
                 an %Iptcdatum, operator[] adds object \em Iptcdatum(key).

          @note  Since operator[] might insert a new element, it can't be a const
                 member function.
         */
        Iptcdatum& operator[](const std::string& key);
        /*!
          @brief Add an %Iptcdatum from the supplied key and value pair. This
                 method copies (clones) the value. A check for non-repeatable
                 datasets is performed.
          @return 0 if successful;<BR>
                  6 if the dataset already exists and is not repeatable
         */
        int add(const IptcKey& key, Value* value);
        /*!
          @brief Add a copy of the Iptcdatum to the IPTC metadata. A check
                 for non-repeatable datasets is performed.
          @return 0 if successful;<BR>
                 6 if the dataset already exists and is not repeatable;<BR>
         */
        int add(const Iptcdatum& iptcdatum);
        /*!
          @brief Delete the Iptcdatum at iterator position pos, return the
                 position of the next Iptcdatum. Note that iterators into
                 the metadata, including pos, are potentially invalidated
                 by this call.
         */
        iterator erase(iterator pos);
        /*!
          @brief Delete all Iptcdatum instances resulting in an empty container.
         */
        void clear() { iptcMetadata_.clear(); }
        //! Sort metadata by key
        void sortByKey();
        //! Sort metadata by tag (aka dataset)
        void sortByTag();
        //! Begin of the metadata
        iterator begin() { return iptcMetadata_.begin(); }
        //! End of the metadata
        iterator end() { return iptcMetadata_.end(); }
        /*!
          @brief Find the first Iptcdatum with the given key, return an iterator
                 to it.
         */
        iterator findKey(const IptcKey& key);
        /*!
          @brief Find the first Iptcdatum with the given record and dataset it,
                return a const iterator to it.
         */
        iterator findId(uint16_t dataset,
                        uint16_t record = IptcDataSets::application2);
        //@}

        //! @name Accessors
        //@{
        //! Begin of the metadata
        const_iterator begin() const { return iptcMetadata_.begin(); }
        //! End of the metadata
        const_iterator end() const { return iptcMetadata_.end(); }
        /*!
          @brief Find the first Iptcdatum with the given key, return a const
                 iterator to it.
         */
        const_iterator findKey(const IptcKey& key) const;
        /*!
          @brief Find the first Iptcdatum with the given record and dataset
                 number, return a const iterator to it.
         */
        const_iterator findId(uint16_t dataset,
                              uint16_t record = IptcDataSets::application2) const;
        //! Return true if there is no IPTC metadata
        bool empty() const { return count() == 0; }
        //! Get the number of metadata entries
        long count() const { return static_cast<long>(iptcMetadata_.size()); }
        /*!
          @brief Return the exact size of all contained IPTC metadata
         */
        long size() const;
        /*!
          @brief Return the metadata charset name or 0
         */
        const char *detectCharset() const;
        //@}

    private:
        // DATA
        IptcMetadata iptcMetadata_;
    }; // class IptcData

    /*!
      @brief Stateless parser class for IPTC data. Images use this class to
             decode and encode binary IPTC data.
     */
    class EXIV2API IptcParser {
    public:
        /*!
          @brief Decode binary IPTC data in IPTC IIM4 format from a buffer \em pData
                 of length \em size to the provided metadata container.

          @param iptcData Metadata container to add the decoded IPTC datasets to.
          @param pData    Pointer to the data buffer to read from.
          @param size     Number of bytes in the data buffer.

          @return 0 if successful;<BR>
                  5 if the binary IPTC data is invalid or corrupt
         */
        static int decode(
                  IptcData& iptcData,
            const byte*     pData,
                  uint32_t  size
        );
        /*!
          @brief Encode the IPTC datasets from \em iptcData to a binary
                 representation in IPTC IIM4 format.

          Convert the IPTC datasets to binary format and return it.  Caller owns
          the returned buffer. The copied data follows the IPTC IIM4 standard.

          @return Data buffer containing the binary IPTC data in IPTC IIM4 format.
         */
        static DataBuf encode(
            const IptcData& iptcData
        );

    private:
        // Constant data
        static const byte marker_;      // Dataset marker

    }; // class IptcParser

}                                       // namespace Exiv2

#endif                                  // #ifndef IPTC_HPP_