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StratumServer: Use short target format (4 bytes) for diff <= ~2 million

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This commit is contained in:
SChernykh
2021-08-28 19:50:48 +02:00
parent 4175f4c8bc
commit ff4d89868b
2 changed files with 19 additions and 3 deletions
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src/stratum_server.cpp
+18 -2
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@@ -196,12 +196,20 @@ bool StratumServer::on_login(StratumClient* client, uint32_t id, const char* log
client->m_rpcId = static_cast<uint32_t>(static_cast<StratumServer*>(client->m_owner)->get_random64());
} while (!client->m_rpcId);
log::hex_buf target_hex(reinterpret_cast<const uint8_t*>(&target), sizeof(uint64_t));
// Use short target format (4 bytes) for diff <= ~2 million
if ((target >> 32) >= 2147) {
target_hex.m_data += sizeof(uint32_t);
target_hex.m_size -= sizeof(uint32_t);
}
log::Stream s(reinterpret_cast<char*>(buf));
s << "{\"id\":" << id << ",\"jsonrpc\":\"2.0\",\"result\":{\"id\":\"";
s << log::Hex(client->m_rpcId) << "\",\"job\":{\"blob\":\"";
s << log::hex_buf(hashing_blob, blob_size) << "\",\"job_id\":\"";
s << log::Hex(job_id) << "\",\"target\":\"";
s << log::hex_buf(reinterpret_cast<const uint8_t*>(&target), sizeof(target)) << "\",\"algo\":\"rx/0\",\"height\":";
s << target_hex << "\",\"algo\":\"rx/0\",\"height\":";
s << height << ",\"seed_hash\":\"";
s << seed_hash << "\"},\"extensions\":[\"algo\"],\"status\":\"OK\"}}\n";
return s.m_pos;
@@ -382,11 +390,19 @@ void StratumServer::on_blobs_ready()
const bool result = send(client,
[data, target, client, hashing_blob, &job_id](void* buf)
{
log::hex_buf target_hex(reinterpret_cast<const uint8_t*>(&target), sizeof(uint64_t));
// Use short target format (4 bytes) for diff <= ~2 million
if ((target >> 32) >= 2147) {
target_hex.m_data += sizeof(uint32_t);
target_hex.m_size -= sizeof(uint32_t);
}
log::Stream s(reinterpret_cast<char*>(buf));
s << "{\"jsonrpc\":\"2.0\",\"method\":\"job\",\"params\":{\"blob\":\"";
s << log::hex_buf(hashing_blob, data->m_blobSize) << "\",\"job_id\":\"";
s << log::Hex(job_id) << "\",\"target\":\"";
s << log::hex_buf(reinterpret_cast<const uint8_t*>(&target), sizeof(target)) << "\",\"algo\":\"rx/0\",\"height\":";
s << target_hex << "\",\"algo\":\"rx/0\",\"height\":";
s << data->m_height << ",\"seed_hash\":\"";
s << data->m_seedHash << "\"}}\n";
return s.m_pos;