Botan  2.8.0
Crypto and TLS for C++11
dev_random.h
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1 /*
2 * /dev/random EntropySource
3 * (C) 1999-2009 Jack Lloyd
4 *
5 * Botan is released under the Simplified BSD License (see license.txt)
6 */
7 
8 #ifndef BOTAN_ENTROPY_SRC_DEVICE_H_
9 #define BOTAN_ENTROPY_SRC_DEVICE_H_
10 
11 #include <botan/entropy_src.h>
12 #include <vector>
13 #include <string>
14 
15 namespace Botan {
16 
17 /**
18 * Entropy source reading from kernel devices like /dev/random
19 */
21  {
22  public:
23  std::string name() const override { return "dev_random"; }
24 
25  size_t poll(RandomNumberGenerator& rng) override;
26 
27  explicit Device_EntropySource(const std::vector<std::string>& fsnames);
28 
30  private:
31  std::vector<int> m_dev_fds;
32  int m_max_fd;
33  };
34 
35 }
36 
37 #endif
Device_EntropySource(const std::vector< std::string > &fsnames)
Definition: dev_random.cpp:24
int(* final)(unsigned char *, CTX *)
Definition: alg_id.cpp:13
size_t poll(RandomNumberGenerator &rng) override
Definition: dev_random.cpp:82
std::string name() const override
Definition: dev_random.h:23