This file is indexed.

/usr/include/osgEarth/HTTPClient is in libosgearth-dev 2.4.0+dfsg-6.

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
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
/* -*-c++-*- */
/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
 * Copyright 2008-2013 Pelican Mapping
 * http://osgearth.org
 *
 * osgEarth 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 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 */
#ifndef OSGEARTH_HTTP_CLIENT_H
#define OSGEARTH_HTTP_CLIENT_H 1

#include <osgEarth/Common>
#include <osgEarth/IOTypes>
#include <osgEarth/Progress>
#include <osg/ref_ptr>
#include <osg/Referenced>
#include <osgDB/ReaderWriter>
#include <sstream>
#include <iostream>
#include <string>
#include <map>
#include <vector>

namespace osgEarth
{
    /**
     * Proxy server configuration.
     */
    class OSGEARTH_EXPORT ProxySettings
    {
    public:
        ProxySettings( const Config& conf =Config() );
        ProxySettings( const std::string& host, int port );

        virtual ~ProxySettings() { }

        std::string& hostName() { return _hostName; }
        const std::string& hostName() const { return _hostName; }

        int& port() { return _port; }
        const int& port() const { return _port; }

        std::string& userName() { return _userName; }
        const std::string& userName() const { return _userName; }

        std::string& password() { return _password; }
        const std::string& password() const { return _password; }

        void apply(osgDB::Options* dbOptions) const;
        static bool fromOptions( const osgDB::Options* dbOptions, optional<ProxySettings>& out );

    public:
        virtual Config getConfig() const;
        virtual void mergeConfig( const Config& conf );

    protected:
        std::string _hostName;
        int _port;
        std::string _userName;
        std::string _password;
    };


    /**
     * An HTTP request for use with the HTTPClient class.
     */
    class OSGEARTH_EXPORT HTTPRequest
    {
    public:
        /** Constructs a new HTTP request that will acces the specified base URL. */
        HTTPRequest( const std::string& url );

        /** copy constructor. */
        HTTPRequest( const HTTPRequest& rhs );

        /** dtor */
        virtual ~HTTPRequest() { }

        /** Adds an HTTP parameter to the request query string. */
        void addParameter( const std::string& name, const std::string& value );
        void addParameter( const std::string& name, int value );
        void addParameter( const std::string& name, double value );
        
        typedef std::map<std::string,std::string> Parameters;

        /** Ready-only access to the parameter list (as built with addParameter) */
        const Parameters& getParameters() const;

        /** Gets a copy of the complete URL (base URL + query string) for this request */
        std::string getURL() const;
        
    private:
        Parameters _parameters;
        std::string _url;
    };

    /**
     * An HTTP response object for use with the HTTPClient class - supports
     * multi-part mime responses.
     */
    class OSGEARTH_EXPORT HTTPResponse
    {
    public:
        enum Code {
            NONE         = 0,
            OK           = 200,
            NOT_FOUND    = 404,
            SERVER_ERROR = 500
        };

    public:
        /** Constructs a response with the specified HTTP response code */
        HTTPResponse( long code =0L );

        /** Copy constructor */
        HTTPResponse( const HTTPResponse& rhs );

        /** dtor */
        virtual ~HTTPResponse() { }

        /** Gets the HTTP response code (Code) in this response */
        unsigned getCode() const;

        /** True is the HTTP response code is OK (200) */
        bool isOK() const;

        /** True if the request associated with this response was cancelled before it completed */
        bool isCancelled() const;

        /** Gets the number of parts in a (possibly multipart mime) response */
        unsigned int getNumParts() const;

        /** Gets the input stream for the nth part in the response */
        std::istream& getPartStream( unsigned int n ) const;

        /** Gets the nth response part as a string */
        std::string getPartAsString( unsigned int n ) const;

        /** Gets the length of the nth response part */
        unsigned int getPartSize( unsigned int n ) const;
        
        /** Gets the HTTP header associated with the nth multipart/mime response part */
        const std::string& getPartHeader( unsigned int n, const std::string& name ) const;

        /** Gets the master mime-type returned by the request */
        const std::string& getMimeType() const;

    private:
        struct Part : public osg::Referenced
        {
            Part() : _size(0) { }
            typedef std::map<std::string,std::string> Headers;
            Headers _headers;
            unsigned int _size;
            std::stringstream _stream;
        };
        typedef std::vector< osg::ref_ptr<Part> > Parts;
        Parts       _parts;
        long        _response_code;
        std::string _mimeType;
        bool        _cancelled;

        Config getHeadersAsConfig() const;

        friend class HTTPClient;
    };

    /**
     * Utility class for making HTTP requests.
     *
     * TODO: This class will actually read data from disk as well, and therefore should
     * probably be renamed. It analyzes the URI and decides whether to make an  HTTP request
     * or to read from disk.
     */
    class OSGEARTH_EXPORT HTTPClient // : public osg::Referenced
    {
    public:
        /**
         * Returns true is the result code represents a recoverable situation,
         * i.e. one in which retrying might work.
         */
        static bool isRecoverable( ReadResult::Code code )
        {
            return
                code == ReadResult::RESULT_OK ||
                code == ReadResult::RESULT_SERVER_ERROR ||
                code == ReadResult::RESULT_TIMEOUT ||
                code == ReadResult::RESULT_CANCELED;
        }

        /** Gest the user-agent string that all HTTP requests will use.
            TODO: This should probably move into the Registry */
        static const std::string& getUserAgent();

        /** Sets a user-agent string to use in all HTTP requests.
            TODO: This should probably move into the Registry */
        static void setUserAgent(const std::string& userAgent);

        /** Sets up proxy info to use in all HTTP requests.
            TODO: This should probably move into the Registry */
        static void setProxySettings( const ProxySettings &proxySettings );

        /**
           Gets the timeout in seconds to use for HTTP requests.*/
        static long getTimeout();

        /**
           Sets the timeout in seconds to use for HTTP requests.
           Setting to 0 (default) is infinite timeout */
        void setTimeout( long timeout );

        /**
         * One time thread safe initialization. In osgEarth, you don't need
         * to call this directly; osgEarth::Registry will call it at
         * startup.
         */
        static void globalInit();


    public:
        /**
         * Reads an image.
         */
        static ReadResult readImage(
            const std::string&    location,
            const osgDB::Options* dbOptions =0L,
            ProgressCallback*     progress  =0L );

        /**
         * Reads an osg::Node.
         */
        static ReadResult readNode(
            const std::string&    location,
            const osgDB::Options* dbOptions =0L,
            ProgressCallback*     progress  =0L );

        /**
         * Reads an object.
         */
        static ReadResult readObject(
            const std::string&    location,
            const osgDB::Options* dbOptions =0L,
            ProgressCallback*     progress  =0L );

        /**
         * Reads a string.
         */
        static ReadResult readString(
            const std::string&    location,
            const osgDB::Options* dbOptions =0L,
            ProgressCallback*     progress  =0L );

        /**
         * Downloads a file directly to disk.
         */
        static bool download(
            const std::string& uri,
            const std::string& localPath );

    public:

        /**
         * Performs an HTTP "GET".
         */
        static HTTPResponse get( const HTTPRequest&    request,
                                 const osgDB::Options* dbOptions =0L,
                                 ProgressCallback*     progress  =0L );

        static HTTPResponse get( const std::string&    url,
                                 const osgDB::Options* options  =0L,
                                 ProgressCallback*     progress =0L );

    public:
        HTTPClient();
        virtual ~HTTPClient();

    private:

        void readOptions( const osgDB::ReaderWriter::Options* options, std::string &proxy_host, std::string &proxy_port ) const;

        HTTPResponse doGet( const HTTPRequest&    request,
                            const osgDB::Options* options  =0L,
                            ProgressCallback*     callback =0L ) const;

        HTTPResponse doGet( const std::string&    url,
                            const osgDB::Options* options  =0L,
                            ProgressCallback*     callback =0L ) const;

        ReadResult doReadObject(
            const std::string&    location,
            const osgDB::Options* dbOptions,
            ProgressCallback*     progress );

        ReadResult doReadImage(
            const std::string&    location,
            const osgDB::Options* dbOptions,
            ProgressCallback*     progress );

        ReadResult doReadNode(
            const std::string&    location,
            const osgDB::Options* dbOptions,
            ProgressCallback*     progress );

        ReadResult doReadString(
            const std::string&    location,
            const osgDB::Options* dbOptions,
            ProgressCallback*     progress );

        /**
         * Convenience method for downloading a URL directly to a file
         */
        bool doDownload(const std::string& url, const std::string& filename);

    private:
        void*       _curl_handle;
        std::string _previousPassword;
        long        _previousHttpAuthentication;
        bool        _initialized;
        long        _simResponseCode;

        void initialize() const;
        void initializeImpl();


        static HTTPClient& getClient();

    private:
        void decodeMultipartStream(
            const std::string&   boundary,
            HTTPResponse::Part*  input,
            HTTPResponse::Parts& output) const;
    };
}

#endif // OSGEARTH_HTTP_CLIENT_H