This file is indexed.

/usr/include/botan-2/botan/hash_id.h is in libbotan-2-dev 2.4.0-5ubuntu1.

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
/*
* Hash Function Identification
* (C) 1999-2007 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#ifndef BOTAN_HASHID_H_
#define BOTAN_HASHID_H_

#include <botan/secmem.h>
#include <string>

namespace Botan {

/**
* Return the PKCS #1 hash identifier
* @see RFC 3447 section 9.2
* @param hash_name the name of the hash function
* @return uint8_t sequence identifying the hash
* @throw Invalid_Argument if the hash has no known PKCS #1 hash id
*/
BOTAN_PUBLIC_API(2,0) std::vector<uint8_t> pkcs_hash_id(const std::string& hash_name);

/**
* Return the IEEE 1363 hash identifier
* @param hash_name the name of the hash function
* @return uint8_t code identifying the hash, or 0 if not known
*/
BOTAN_PUBLIC_API(2,0) uint8_t ieee1363_hash_id(const std::string& hash_name);

}

#endif