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RandomX integration

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Support RandomX PoW algorithm
This commit is contained in:
Howard Chu 2019-04-23 20:32:27 +01:00
parent cb6f96b9d1
commit 81c2ad6d5b
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GPG key ID: FD2A70B44AB11BA7
24 changed files with 610 additions and 49 deletions
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22
src/cryptonote_basic/cryptonote_format_utils.cpp
View file

@ -1218,21 +1218,6 @@ namespace cryptonote
return p;
}
//---------------------------------------------------------------
bool get_block_longhash(const block& b, crypto::hash& res, uint64_t height)
{
// block 202612 bug workaround
if (height == 202612)
{
static const std::string longhash_202612 = "84f64766475d51837ac9efbef1926486e58563c95a19fef4aec3254f03000000";
string_tools::hex_to_pod(longhash_202612, res);
return true;
}
blobdata bd = get_block_hashing_blob(b);
const int cn_variant = b.major_version >= 7 ? b.major_version - 6 : 0;
crypto::cn_slow_hash(bd.data(), bd.size(), res, cn_variant, height);
return true;
}
//---------------------------------------------------------------
std::vector<uint64_t> relative_output_offsets_to_absolute(const std::vector<uint64_t>& off)
{
std::vector<uint64_t> res = off;
@ -1253,13 +1238,6 @@ namespace cryptonote
return res;
}
//---------------------------------------------------------------
crypto::hash get_block_longhash(const block& b, uint64_t height)
{
crypto::hash p = null_hash;
get_block_longhash(b, p, height);
return p;
}
//---------------------------------------------------------------
bool parse_and_validate_block_from_blob(const blobdata& b_blob, block& b, crypto::hash *block_hash)
{
std::stringstream ss;

2
src/cryptonote_basic/cryptonote_format_utils.h
View file

@ -117,8 +117,6 @@ namespace cryptonote
bool calculate_block_hash(const block& b, crypto::hash& res, const blobdata *blob = NULL);
bool get_block_hash(const block& b, crypto::hash& res);
crypto::hash get_block_hash(const block& b);
bool get_block_longhash(const block& b, crypto::hash& res, uint64_t height);
crypto::hash get_block_longhash(const block& b, uint64_t height);
bool parse_and_validate_block_from_blob(const blobdata& b_blob, block& b, crypto::hash *block_hash);
bool parse_and_validate_block_from_blob(const blobdata& b_blob, block& b);
bool parse_and_validate_block_from_blob(const blobdata& b_blob, block& b, crypto::hash &block_hash);

13
src/cryptonote_basic/miner.cpp
View file

@ -36,8 +36,10 @@
#include "syncobj.h"
#include "cryptonote_basic_impl.h"
#include "cryptonote_format_utils.h"
#include "cryptonote_core/cryptonote_tx_utils.h"
#include "file_io_utils.h"
#include "common/command_line.h"
#include "common/util.h"
#include "string_coding.h"
#include "string_tools.h"
#include "storages/portable_storage_template_helper.h"
@ -98,12 +100,13 @@ namespace cryptonote
}
miner::miner(i_miner_handler* phandler):m_stop(1),
miner::miner(i_miner_handler* phandler, Blockchain* pbc):m_stop(1),
m_template{},
m_template_no(0),
m_diffic(0),
m_thread_index(0),
m_phandler(phandler),
m_pbc(pbc),
m_height(0),
m_threads_active(0),
m_pausers_count(0),
@ -429,6 +432,7 @@ namespace cryptonote
{
boost::interprocess::ipcdetail::atomic_write32(&m_stop, 1);
}
extern "C" void rx_stop_mining(void);
//-----------------------------------------------------------------------------------------------------
bool miner::stop()
{
@ -461,15 +465,16 @@ namespace cryptonote
MINFO("Mining has been stopped, " << m_threads.size() << " finished" );
m_threads.clear();
m_threads_autodetect.clear();
rx_stop_mining();
return true;
}
//-----------------------------------------------------------------------------------------------------
bool miner::find_nonce_for_given_block(block& bl, const difficulty_type& diffic, uint64_t height)
bool miner::find_nonce_for_given_block(const Blockchain *pbc, block& bl, const difficulty_type& diffic, uint64_t height)
{
for(; bl.nonce != std::numeric_limits<uint32_t>::max(); bl.nonce++)
{
crypto::hash h;
get_block_longhash(bl, h, height);
get_block_longhash(pbc, bl, h, height, tools::get_max_concurrency());
if(check_hash(h, diffic))
{
@ -565,7 +570,7 @@ namespace cryptonote
b.nonce = nonce;
crypto::hash h;
get_block_longhash(b, h, height);
get_block_longhash(m_pbc, b, h, height, tools::get_max_concurrency());
if(check_hash(h, local_diff))
{

7
src/cryptonote_basic/miner.h
View file

@ -52,13 +52,15 @@ namespace cryptonote
~i_miner_handler(){};
};
class Blockchain;
/************************************************************************/
/* */
/************************************************************************/
class miner
{
public:
miner(i_miner_handler* phandler);
miner(i_miner_handler* phandler, Blockchain* pbc);
~miner();
bool init(const boost::program_options::variables_map& vm, network_type nettype);
static void init_options(boost::program_options::options_description& desc);
@ -74,7 +76,7 @@ namespace cryptonote
bool on_idle();
void on_synchronized();
//synchronous analog (for fast calls)
static bool find_nonce_for_given_block(block& bl, const difficulty_type& diffic, uint64_t height);
static bool find_nonce_for_given_block(const Blockchain *pbc, block& bl, const difficulty_type& diffic, uint64_t height);
void pause();
void resume();
void do_print_hashrate(bool do_hr);
@ -133,6 +135,7 @@ namespace cryptonote
std::list<boost::thread> m_threads;
epee::critical_section m_threads_lock;
i_miner_handler* m_phandler;
Blockchain* m_pbc;
account_public_address m_mine_address;
epee::math_helper::once_a_time_seconds<5> m_update_block_template_interval;
epee::math_helper::once_a_time_seconds<2> m_update_merge_hr_interval;