Function SeedStrengthen

src/random.cpp:497–504

Extract entropy from rng, strengthen it, and feed it into hasher. */

/** Extract entropy from rng, strengthen it, and feed it into hasher. */
static void SeedStrengthen(CSHA512& hasher, RNGState& rng, int microseconds) noexcept
{
    // Generate 32 bytes of entropy from the RNG, and a copy of the entropy already in hasher.
    unsigned char strengthen_seed[32];
    rng.MixExtract(strengthen_seed, sizeof(strengthen_seed), CSHA512(hasher), false);
    // Strengthen the seed, and feed it into hasher.
    Strengthen(strengthen_seed, microseconds, hasher);
}

static void SeedPeriodic(CSHA512& hasher, RNGState& rng) noexcept
{