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core: fix mining from a block that's not the current top

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moneromooo-monero 2019-11-08 17:30:18 +00:00
parent c695470cff
commit 9d42649d58
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GPG key ID: 686F07454D6CEFC3
10 changed files with 89 additions and 47 deletions
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10
src/cryptonote_basic/miner.cpp
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@ -169,7 +169,9 @@ namespace cryptonote
extra_nonce = m_extra_messages[m_config.current_extra_message_index];
}
if(!m_phandler->get_block_template(bl, m_mine_address, di, height, expected_reward, extra_nonce))
uint64_t seed_height;
crypto::hash seed_hash;
if(!m_phandler->get_block_template(bl, m_mine_address, di, height, expected_reward, extra_nonce, seed_height, seed_hash))
{
LOG_ERROR("Failed to get_block_template(), stopping mining");
return false;
@ -471,12 +473,12 @@ namespace cryptonote
return true;
}
//-----------------------------------------------------------------------------------------------------
bool miner::find_nonce_for_given_block(const get_block_hash_t &gbh, block& bl, const difficulty_type& diffic, uint64_t height)
bool miner::find_nonce_for_given_block(const get_block_hash_t &gbh, block& bl, const difficulty_type& diffic, uint64_t height, const crypto::hash *seed_hash)
{
for(; bl.nonce != std::numeric_limits<uint32_t>::max(); bl.nonce++)
{
crypto::hash h;
gbh(bl, height, diffic <= 100 ? 0 : tools::get_max_concurrency(), h);
gbh(bl, height, seed_hash, diffic <= 100 ? 0 : tools::get_max_concurrency(), h);
if(check_hash(h, diffic))
{
@ -572,7 +574,7 @@ namespace cryptonote
b.nonce = nonce;
crypto::hash h;
m_gbh(b, height, tools::get_max_concurrency(), h);
m_gbh(b, height, NULL, tools::get_max_concurrency(), h);
if(check_hash(h, local_diff))
{