Add Stateful_RNG

Handles fork checking for HMAC_RNG and HMAC_DRBG

AutoSeeded_RNG change - switch to HMAC_DRBG as default.

Start removing the io buffer from entropy poller.

Update default RNG poll bits to 256.

Fix McEliece test, was using wrong RNG API.

Update docs.

2 files changed, 0 insertions, 54 deletions

diff --git a/src/lib/rng/auto_rng/auto_rng.h b/src/lib/rng/auto_rng/auto_rng.h
deleted file mode 100644
index 72ea88d3e..000000000
--- a/src/lib/rng/auto_rng/auto_rng.h
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
-* Auto Seeded RNG
-* (C) 2008 Jack Lloyd
-*
-* Botan is released under the Simplified BSD License (see license.txt)
-*/
-
-#ifndef BOTAN_AUTO_SEEDING_RNG_H__
-#define BOTAN_AUTO_SEEDING_RNG_H__
-
-#include <botan/rng.h>
-#include <string>
-
-namespace Botan {
-
-class AutoSeeded_RNG : public RandomNumberGenerator
-   {
-   public:
-      void randomize(byte out[], size_t len) override
-         { m_rng->randomize(out, len); }
-
-      bool is_seeded() const override { return m_rng->is_seeded(); }
-
-      void clear() override { m_rng->clear(); }
-
-      std::string name() const override { return m_rng->name(); }
-
-      size_t reseed_with_sources(Entropy_Sources& srcs,
-                               size_t poll_bits,
-                               std::chrono::milliseconds poll_timeout) override
-         {
-         return m_rng->reseed_with_sources(srcs, poll_bits, poll_timeout);
-         }
-
-      void add_entropy(const byte in[], size_t len) override
-         { m_rng->add_entropy(in, len); }
-
-      AutoSeeded_RNG() : m_rng(RandomNumberGenerator::make_rng()) {}
-   private:
-      std::unique_ptr<RandomNumberGenerator> m_rng;
-   };
-
-}
-
-#endif
diff --git a/src/lib/rng/auto_rng/info.txt b/src/lib/rng/auto_rng/info.txt
deleted file mode 100644
index 4f48f484b..000000000
--- a/src/lib/rng/auto_rng/info.txt
+++ /dev/null
@@ -1,9 +0,0 @@
-define AUTO_SEEDING_RNG 20131128
-
-<requires>
-hmac_rng
-hmac
-sha2_32
-sha2_64
-#dev_random|cryptoapi_rng|unix_procs|proc_walk
-</requires>