This file is indexed.

/usr/include/x86_64-linux-gnu/qcc/CngCache.h is in liballjoyn-common-dev-1504 15.04b-8.

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
#ifndef _CNG_CACHE_H
#define _CNG_CACHE_H
/**
 * @file
 *
 * This file defines the CngCache object used to manage the lifetime of global CNG handles.
 */

/******************************************************************************
 * Copyright AllSeen Alliance. All rights reserved.
 *
 *    Permission to use, copy, modify, and/or distribute this software for any
 *    purpose with or without fee is hereby granted, provided that the above
 *    copyright notice and this permission notice appear in all copies.
 *
 *    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 *    WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 *    MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 *    ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 *    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 *    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 *    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 ******************************************************************************/

#include <assert.h>
#include <windows.h>
#include <bcrypt.h>

#include <qcc/platform.h>

namespace qcc {

/**
 * This struct manages the lifetime of algorithm handles.
 */
struct CngCache {
    CngCache();
    ~CngCache();

    /**
     * Delete the opened algorithm handles.
     */
    void Cleanup();

    /**
     * Number of supported algorithms as defined by Crypto_Hash::Algorithm enum
     */
    static const int ALGORITHM_COUNT = 3;

    /**
     * Number of supported curves for ECDSA or ECDH.
     * This should be equal to the number of
     * ECC_* constants defined in the Crypto_ECC
     * class in CryptoECC.h (i.e. ECC_NIST_P256 etc.)
     */
    static const int ECDSA_ALGORITHM_COUNT = 1;

    static const int ECDH_ALGORITHM_COUNT = 1;

    BCRYPT_ALG_HANDLE algHandles[ALGORITHM_COUNT][2];
    BCRYPT_ALG_HANDLE ccmHandle;
    BCRYPT_ALG_HANDLE ecbHandle;
    BCRYPT_ALG_HANDLE ecdsaHandles[ECDSA_ALGORITHM_COUNT];
    BCRYPT_ALG_HANDLE ecdhHandles[ECDH_ALGORITHM_COUNT];
};

extern CngCache& cngCache;

} // qcc

#endif