This file is indexed.

/usr/include/botan-1.10/botan/desx.h is in libbotan1.10-dev 1.10.12-1.

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
/*
* DESX
* (C) 1999-2007 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/

#ifndef BOTAN_DESX_H__
#define BOTAN_DESX_H__

#include <botan/des.h>

namespace Botan {

/**
* DESX
*/
class BOTAN_DLL DESX : public Block_Cipher_Fixed_Params<8, 24>
   {
   public:
      void encrypt_n(const byte in[], byte out[], size_t blocks) const;
      void decrypt_n(const byte in[], byte out[], size_t blocks) const;

      void clear() { des.clear(); zeroise(K1); zeroise(K2); }
      std::string name() const { return "DESX"; }
      BlockCipher* clone() const { return new DESX; }

      DESX() : K1(8), K2(8) {}
   private:
      void key_schedule(const byte[], size_t);
      SecureVector<byte> K1, K2;
      DES des;
   };

}

#endif