tiamak/p2pool-salvium-stare
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Optimized RNG usage

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This commit is contained in:
SChernykh
2023-01-17 16:15:24 +01:00
parent c855bb769a
commit 451778d704
4 changed files with 16 additions and 13 deletions
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src/stratum_server.cpp
+6 -6
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@@ -60,14 +60,14 @@ StratumServer::StratumServer(p2pool* pool)
// Diffuse the initial state in case it has low quality
m_rng.discard(10000);
m_extraNonce = PoolBlock::signal_v2_readiness(static_cast<uint32_t>(m_rng()));
m_hashrateData[0] = { seconds_since_epoch(), 0 };
uv_mutex_init_checked(&m_blobsQueueLock);
uv_mutex_init_checked(&m_rngLock);
uv_rwlock_init_checked(&m_hashrateDataLock);
m_extraNonce = PoolBlock::signal_v2_readiness(get_random32());
m_submittedSharesPool.resize(10);
for (size_t i = 0; i < m_submittedSharesPool.size(); ++i) {
m_submittedSharesPool[i] = new SubmittedShare{};
@@ -107,7 +107,7 @@ void StratumServer::on_block(const BlockTemplate& block)
return;
}
const uint32_t extra_nonce_start = PoolBlock::signal_v2_readiness(static_cast<uint32_t>(get_random64()));
const uint32_t extra_nonce_start = PoolBlock::signal_v2_readiness(get_random32());
m_extraNonce.exchange(extra_nonce_start + num_connections);
BlobsData* blobs_data = new BlobsData{};
@@ -283,7 +283,7 @@ bool StratumServer::on_login(StratumClient* client, uint32_t id, const char* log
[client, id, &hashing_blob, job_id, blob_size, target, height, &seed_hash](void* buf, size_t buf_size)
{
do {
client->m_rpcId = static_cast<uint32_t>(static_cast<StratumServer*>(client->m_owner)->get_random64());
client->m_rpcId = static_cast<StratumServer*>(client->m_owner)->get_random32();
} while (!client->m_rpcId);
log::hex_buf target_hex(reinterpret_cast<const uint8_t*>(&target), sizeof(uint64_t));
@@ -463,10 +463,10 @@ bool StratumServer::on_submit(StratumClient* client, uint32_t id, const char* jo
return result;
}
uint64_t StratumServer::get_random64()
uint32_t StratumServer::get_random32()
{
MutexLock lock(m_rngLock);
return m_rng();
return static_cast<uint32_t>(m_rng() >> 32);
}
void StratumServer::print_status()