diff options
Diffstat (limited to 'src/random.cpp')
-rw-r--r-- | src/random.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/random.cpp b/src/random.cpp index a34c70e1d5..f8ffda136d 100644 --- a/src/random.cpp +++ b/src/random.cpp @@ -398,6 +398,7 @@ uint256 FastRandomContext::rand256() std::vector<unsigned char> FastRandomContext::randbytes(size_t len) { + if (requires_seed) RandomSeed(); std::vector<unsigned char> ret(len); if (len > 0) { rng.Output(&ret[0], len); @@ -463,6 +464,20 @@ FastRandomContext::FastRandomContext(bool fDeterministic) : requires_seed(!fDete rng.SetKey(seed.begin(), 32); } +FastRandomContext& FastRandomContext::operator=(FastRandomContext&& from) noexcept +{ + requires_seed = from.requires_seed; + rng = from.rng; + std::copy(std::begin(from.bytebuf), std::end(from.bytebuf), std::begin(bytebuf)); + bytebuf_size = from.bytebuf_size; + bitbuf = from.bitbuf; + bitbuf_size = from.bitbuf_size; + from.requires_seed = true; + from.bytebuf_size = 0; + from.bitbuf_size = 0; + return *this; +} + void RandomInit() { RDRandInit(); |