This file is indexed.

/usr/include/xsec/dsig/DSIGSignedInfo.hpp is in libxml-security-c-dev 1.7.2-3+b1.

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
/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

/*
 * XSEC
 *
 * DSIGSignature := Class for checking and setting up signature nodes in a DSIG signature
 *
 * Author(s): Berin Lautenbach
 *
 * $Id: DSIGSignedInfo.hpp 1125514 2011-05-20 19:08:33Z scantor $
 *
 */

#ifndef DSIGSIGNEDINFO_INCLUDE
#define DSIGSIGNEDINFO_INCLUDE

// XSEC Includes
#include <xsec/framework/XSECDefs.hpp>
#include <xsec/utils/XSECSafeBufferFormatter.hpp>
#include <xsec/dsig/DSIGConstants.hpp>
#include <xsec/dsig/DSIGReferenceList.hpp>

// Xerces Includes

XSEC_DECLARE_XERCES_CLASS(DOMDocument);
XSEC_DECLARE_XERCES_CLASS(DOMNode);
XSEC_DECLARE_XERCES_CLASS(DOMElement);

// General includes

#include <vector>

class XSECEnv;

/**
 * @ingroup pubsig
 */

/**
 * @brief Constructs and holds a SignedInfo.
 *
 * The \<SignedInfo\> node is the container for all the information
 * that is signed.  It contains the ReferenceList and information
 * on the signature and canonicalisation method for the signature.
 *
 * Generally this class should not be manipulated directly.
 *
 */

class DSIG_EXPORT DSIGSignedInfo {

public:

	/** @name Constructors and Destructors */
	//@{

	/**
	 * \brief Constructor for existing nodes
	 *
	 * Called by the library to construct a SignedInfo in cases
	 * where the DOM Nodes exist and need to be loaded
	 *
	 * @param doc The document containing the structure to be loaded
	 * @param pFormatter A safeBuffer formatter that will translate to UTF-8
	 * @param signedInfoNode The node at the top of the SignedInfo tree fragment
	 * @param env Operating environment
	 */

	DSIGSignedInfo(XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument *doc, 
		XSECSafeBufferFormatter * pFormatter, 
		XERCES_CPP_NAMESPACE_QUALIFIER DOMNode *signedInfoNode,
		const XSECEnv * env);


	/**
	 * \brief Constructor for building from scratch
	 *
	 * Will set up the class in preparation for building the 
	 * DOM structure 
	 *
	 * @param doc The document to use to construct
	 * @param pFormatter Formatter to use to translate to UTF-8
	 * @param env Operating environment
	 */

	DSIGSignedInfo(XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument *doc,
				XSECSafeBufferFormatter * pFormatter, 
				const XSECEnv * env);

	/**
	 * \brief Destructor
	 * 
	 * Delete - but does not destroy the DOM Nodes
	 *
	 */

	~DSIGSignedInfo();

	//@}

	/** @name Create and Set */
	//@{

	/**
	 * \brief Load from DOM
	 *
	 * Load the SignedInfo from the DOM Document
	 *
	 * Does not do any verification of signatures or references - 
	 * simply loads the values
	 */

	void load(void);

	/**
	 * \brief Verify the SignedInfo
	 *
	 * Validates each reference contained in the SignedInfo.  Does not
	 * validate the signature itself - this is done by DSIGSignature
	 *
	 * @param errStr The safeBuffer that error messages should be written to.
	 */

	bool verify(safeBuffer &errStr);

	/**
	 * \brief Hash the reference list
	 *
	 * Goes through each reference in the SignedInfo (including referenced
	 * manifests), performs the digest operation and adds the digest
	 * to the reference element
	 *
	 * @param interlockingReferences Set to true if any references depend on other
	 * references
	 */

	void hash(bool interlockingReferences);

	/**
	 * \brief Create an empty SignedInfo
	 *
	 * Creates the DOM structure for a SignedInfo
	 *
	 * Builds the DOM structures and sets the control
	 * structures of the SignedInfo
	 *
	 * @param canonicalizationAlgorithmURI The canonicalisation method to set the SignedInfo as
	 * @param signatureAlgorithmURI Signature Method to use
	 * @param hm Hash method to use (for the SignedInfo, not the references)
	 */

	XERCES_CPP_NAMESPACE_QUALIFIER DOMElement *
		createBlankSignedInfo(
			const XMLCh * canonicalizationAlgorithmURI,
			const XMLCh * signatureAlgorithmURI
		);

	/**
	 * \brief Create an empty SignedInfo
	 *
	 * Creates the DOM structure for a SignedInfo
	 *
	 * Builds the DOM structures and sets the control
	 * structures of the SignedInfo
	 *
	 * @param cm The canonicalisation method to set the SignedInfo as
	 * @param sm Signature Method to use
	 * @param hm Hash method to use (for the SignedInfo, not the references)
	 * @deprecated Use URI based creation method instead
	 */

	XERCES_CPP_NAMESPACE_QUALIFIER DOMElement *
		createBlankSignedInfo(canonicalizationMethod cm,
			signatureMethod	sm,
			hashMethod hm
		);

	/**
	 * \brief Create a reference to add to the SignedInfo
	 *
	 * Called by DSIGSignature to create and enter a new reference element
	 *
	 * @param URI What the reference references
	 * @param hm Digest method to use for the reference
	 * @param type Reference type
	 * @deprecated Use the algorithmURI based call instead
	 */

	DSIGReference * createReference(const XMLCh * URI,
		hashMethod hm, char * type);


	/**
	 * \brief Create a reference to add to the SignedInfo
	 *
	 * Called by DSIGSignature to create and enter a new reference element
	 *
	 * @param URI What the reference references
	 * @param hashAlgorithmURI Digest method to use for the reference
	 * @param type Reference type
	 */

	DSIGReference * createReference(
		const XMLCh * URI,
		const XMLCh * hashAlgorithmURI, 
		const XMLCh * type
	);

    /**
     * \brief Remove a reference from the list
     *
     * Removes the reference at the index point and returns a pointer
     * to the reference removed.
     *
     * @note This also releases ownership.  It is the responsibility of
     * the caller to ensure the reference is deleted.
     *
     * @note This removes the reference from the Signature
     *
     * @param index Point in the list to remove
     */

    DSIGReference * removeReference(DSIGReferenceList::size_type index);

	//@}

	/** @name Getter functions */
	//@{

	/**
	 * \brief Get the node pointing to the top of the DOM fragment
	 *
	 * @returns the SignedInfo node
	 */

	XERCES_CPP_NAMESPACE_QUALIFIER DOMNode *getDOMNode(void);

	/**
	 * \brief Get the Algorithm URI
	 *
	 * @returns the URI associated with the Algorithm used to generate
	 * the signature
	 */

	const XMLCh * getAlgorithmURI() {return mp_algorithmURI;}

	/**
	 * \brief Get the canonicalisation method 
	 * 
	 * @returns Canonicalisation method
	 */

	canonicalizationMethod getCanonicalizationMethod(void);

	/**
	 * \brief Get the hash method
	 *
	 * @returns the Hash (digest) Method
	 */

	hashMethod getHashMethod(void);

	/**
	 * \brief Get the signature method
	 *
	 * @returns the Signature method
	 */

	signatureMethod getSignatureMethod(void);

	/**
	 * \brief Get HMAC length
	 * 
	 * HMAC signatures can be truncated to a nominated length.
	 * This returns the length used.
	 */

	int getHMACOutputLength(void);

	/**
	 * \brief Return the list of references
	 *
	 * Returns a pointer to the object holding the references
	 * contained in the SignedInfo
	 */

	DSIGReferenceList *getReferenceList (void) {return mp_referenceList;}

	//@}


private:

	XSECSafeBufferFormatter		* mp_formatter;
	bool						m_loaded;				// Have we already loaded?
	XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument					
								* mp_doc;
	XERCES_CPP_NAMESPACE_QUALIFIER DOMNode						
								* mp_signedInfoNode;
	canonicalizationMethod		m_canonicalizationMethod;
	signatureMethod				m_signatureMethod;
	hashMethod					m_hashMethod;
	DSIGReferenceList			* mp_referenceList;
	int							m_HMACOutputLength;
	const XMLCh					* mp_algorithmURI;
	const XSECEnv				* mp_env;

	// Not implemented constructors

	DSIGSignedInfo();
	// DSIGSignedInfo & operator= (const DSIGSignedInfo &);

};


#endif /* DSIGSIGNEDINFO_INCLUDE */