/usr/include/botan-2/botan/md5.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 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | /*
* MD5
* (C) 1999-2008 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_MD5_H_
#define BOTAN_MD5_H_
#include <botan/mdx_hash.h>
namespace Botan {
/**
* MD5
*/
class BOTAN_PUBLIC_API(2,0) MD5 final : public MDx_HashFunction
{
public:
std::string name() const override { return "MD5"; }
size_t output_length() const override { return 16; }
HashFunction* clone() const override { return new MD5; }
std::unique_ptr<HashFunction> copy_state() const override;
void clear() override;
MD5() : MDx_HashFunction(64, false, true), m_M(16), m_digest(4)
{ clear(); }
private:
void compress_n(const uint8_t[], size_t blocks) override;
void copy_out(uint8_t[]) override;
/**
* The message buffer
*/
secure_vector<uint32_t> m_M;
/**
* The digest value
*/
secure_vector<uint32_t> m_digest;
};
}
#endif
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