RandomX integration

Support RandomX PoW algorithm

4 files changed, 14 insertions, 30 deletions

diff --git a/src/cryptonote_basic/cryptonote_format_utils.cpp b/src/cryptonote_basic/cryptonote_format_utils.cpp
index 7d7de416d..8bf3574db 100644
--- a/src/cryptonote_basic/cryptonote_format_utils.cpp
+++ b/src/cryptonote_basic/cryptonote_format_utils.cpp
@@ -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;
diff --git a/src/cryptonote_basic/cryptonote_format_utils.h b/src/cryptonote_basic/cryptonote_format_utils.h
index c9de2a56e..284494299 100644
--- a/src/cryptonote_basic/cryptonote_format_utils.h
+++ b/src/cryptonote_basic/cryptonote_format_utils.h
@@ -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);
diff --git a/src/cryptonote_basic/miner.cpp b/src/cryptonote_basic/miner.cpp
index 856cccdeb..0188bf114 100644
--- a/src/cryptonote_basic/miner.cpp
+++ b/src/cryptonote_basic/miner.cpp
@@ -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))
       {
diff --git a/src/cryptonote_basic/miner.h b/src/cryptonote_basic/miner.h
index ac7a0381c..4efbcbec3 100644
--- a/src/cryptonote_basic/miner.h
+++ b/src/cryptonote_basic/miner.h
@@ -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;