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-rw-r--r--src/cryptonote_config.h8
-rw-r--r--src/cryptonote_core/blockchain.cpp13
-rw-r--r--src/cryptonote_core/blockchain_storage.cpp2
-rw-r--r--src/cryptonote_core/cryptonote_basic_impl.cpp19
-rw-r--r--src/cryptonote_core/cryptonote_basic_impl.h2
-rw-r--r--src/cryptonote_core/cryptonote_format_utils.cpp2
6 files changed, 29 insertions, 17 deletions
diff --git a/src/cryptonote_config.h b/src/cryptonote_config.h
index 303e12b3b..94ead558f 100644
--- a/src/cryptonote_config.h
+++ b/src/cryptonote_config.h
@@ -51,11 +51,12 @@
// MONEY_SUPPLY - total number coins to be generated
#define MONEY_SUPPLY ((uint64_t)(-1))
-#define EMISSION_SPEED_FACTOR (20)
+#define EMISSION_SPEED_FACTOR_PER_MINUTE (20)
#define FINAL_SUBSIDY_PER_MINUTE ((uint64_t)300000000000) // 3 * pow(10, 11)
#define CRYPTONOTE_REWARD_BLOCKS_WINDOW 100
-#define CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE 20000 //size of block (bytes) after which reward for block calculated using block size
+#define CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE 60000 //size of block (bytes) after which reward for block calculated using block size
+#define CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1 20000 //size of block (bytes) after which reward for block calculated using block size - before first fork
#define CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE 600
#define CRYPTONOTE_DISPLAY_DECIMAL_POINT 12
// COIN - number of smallest units in one coin
@@ -66,7 +67,8 @@
#define ORPHANED_BLOCKS_MAX_COUNT 100
-#define DIFFICULTY_TARGET 60 // seconds
+#define DIFFICULTY_TARGET 120 // seconds
+#define DIFFICULTY_TARGET_V1 60 // seconds - before first fork
#define DIFFICULTY_WINDOW 720 // blocks
#define DIFFICULTY_LAG 15 // !!!
#define DIFFICULTY_CUT 60 // timestamps to cut after sorting
diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index 49443e0e2..a24ef8283 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -910,7 +910,7 @@ bool Blockchain::validate_miner_transaction(const block& b, size_t cumulative_bl
std::vector<size_t> last_blocks_sizes;
get_last_n_blocks_sizes(last_blocks_sizes, CRYPTONOTE_REWARD_BLOCKS_WINDOW);
- if (!get_block_reward(epee::misc_utils::median(last_blocks_sizes), cumulative_block_size, already_generated_coins, base_reward))
+ if (!get_block_reward(epee::misc_utils::median(last_blocks_sizes), cumulative_block_size, already_generated_coins, base_reward, get_current_hard_fork_version()))
{
LOG_PRINT_L1("block size " << cumulative_block_size << " is bigger than allowed for this blockchain");
return false;
@@ -2604,11 +2604,12 @@ bool Blockchain::handle_block_to_main_chain(const block& bl, const crypto::hash&
TIME_MEASURE_FINISH(addblock);
- update_next_cumulative_size_limit();
-
// this will not fail since check succeeded above
m_hardfork->add(bl, new_height - 1);
+ // do this after updating the hard fork state since the size limit may change due to fork
+ update_next_cumulative_size_limit();
+
LOG_PRINT_L1("+++++ BLOCK SUCCESSFULLY ADDED" << std::endl << "id:\t" << id << std::endl << "PoW:\t" << proof_of_work << std::endl << "HEIGHT " << new_height << ", difficulty:\t" << current_diffic << std::endl << "block reward: " << print_money(fee_summary + base_reward) << "(" << print_money(base_reward) << " + " << print_money(fee_summary) << "), coinbase_blob_size: " << coinbase_blob_size << ", cumulative size: " << cumulative_block_size << ", " << block_processing_time << "(" << target_calculating_time << "/" << longhash_calculating_time << ")ms");
if(m_show_time_stats)
{
@@ -2630,13 +2631,15 @@ bool Blockchain::handle_block_to_main_chain(const block& bl, const crypto::hash&
//------------------------------------------------------------------
bool Blockchain::update_next_cumulative_size_limit()
{
+ uint64_t full_reward_zone = get_current_hard_fork_version() < 2 ? CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1 : CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE;
+
LOG_PRINT_L3("Blockchain::" << __func__);
std::vector<size_t> sz;
get_last_n_blocks_sizes(sz, CRYPTONOTE_REWARD_BLOCKS_WINDOW);
uint64_t median = epee::misc_utils::median(sz);
- if(median <= CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE)
- median = CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE;
+ if(median <= full_reward_zone)
+ median = full_reward_zone;
m_current_block_cumul_sz_limit = median*2;
return true;
diff --git a/src/cryptonote_core/blockchain_storage.cpp b/src/cryptonote_core/blockchain_storage.cpp
index fa63efe0b..fb06da48a 100644
--- a/src/cryptonote_core/blockchain_storage.cpp
+++ b/src/cryptonote_core/blockchain_storage.cpp
@@ -606,7 +606,7 @@ bool blockchain_storage::validate_miner_transaction(const block& b, size_t cumul
std::vector<size_t> last_blocks_sizes;
get_last_n_blocks_sizes(last_blocks_sizes, CRYPTONOTE_REWARD_BLOCKS_WINDOW);
- if (!get_block_reward(epee::misc_utils::median(last_blocks_sizes), cumulative_block_size, already_generated_coins, base_reward)) {
+ if (!get_block_reward(epee::misc_utils::median(last_blocks_sizes), cumulative_block_size, already_generated_coins, base_reward,0)) {
LOG_PRINT_L1("block size " << cumulative_block_size << " is bigger than allowed for this blockchain");
return false;
}
diff --git a/src/cryptonote_core/cryptonote_basic_impl.cpp b/src/cryptonote_core/cryptonote_basic_impl.cpp
index bd0b8a304..73e8d8fb9 100644
--- a/src/cryptonote_core/cryptonote_basic_impl.cpp
+++ b/src/cryptonote_core/cryptonote_basic_impl.cpp
@@ -73,16 +73,23 @@ namespace cryptonote {
return CRYPTONOTE_MAX_TX_SIZE;
}
//-----------------------------------------------------------------------------------------------
- bool get_block_reward(size_t median_size, size_t current_block_size, uint64_t already_generated_coins, uint64_t &reward) {
- uint64_t base_reward = (MONEY_SUPPLY - already_generated_coins) >> EMISSION_SPEED_FACTOR;
- if (base_reward < FINAL_SUBSIDY_PER_MINUTE)
+ bool get_block_reward(size_t median_size, size_t current_block_size, uint64_t already_generated_coins, uint64_t &reward, uint8_t version) {
+ static_assert(DIFFICULTY_TARGET%60==0&&DIFFICULTY_TARGET_V1%60==0,"difficulty targets must be a multiple of 60");
+ const int target = version < 2 ? DIFFICULTY_TARGET_V1 : DIFFICULTY_TARGET;
+ const int target_minutes = target / 60;
+ const int emission_speed_factor = EMISSION_SPEED_FACTOR_PER_MINUTE - (target_minutes-1);
+
+ uint64_t base_reward = (MONEY_SUPPLY - already_generated_coins) >> emission_speed_factor;
+ if (base_reward < FINAL_SUBSIDY_PER_MINUTE*target_minutes)
{
- base_reward = FINAL_SUBSIDY_PER_MINUTE;
+ base_reward = FINAL_SUBSIDY_PER_MINUTE*target_minutes;
}
+ uint64_t full_reward_zone = version < 2 ? CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1 : CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE;
+
//make it soft
- if (median_size < CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE) {
- median_size = CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE;
+ if (median_size < full_reward_zone) {
+ median_size = full_reward_zone;
}
if (current_block_size <= median_size) {
diff --git a/src/cryptonote_core/cryptonote_basic_impl.h b/src/cryptonote_core/cryptonote_basic_impl.h
index 5c442d558..587ab0f12 100644
--- a/src/cryptonote_core/cryptonote_basic_impl.h
+++ b/src/cryptonote_core/cryptonote_basic_impl.h
@@ -71,7 +71,7 @@ namespace cryptonote {
/************************************************************************/
size_t get_max_block_size();
size_t get_max_tx_size();
- bool get_block_reward(size_t median_size, size_t current_block_size, uint64_t already_generated_coins, uint64_t &reward);
+ bool get_block_reward(size_t median_size, size_t current_block_size, uint64_t already_generated_coins, uint64_t &reward, uint8_t version);
uint8_t get_account_address_checksum(const public_address_outer_blob& bl);
uint8_t get_account_integrated_address_checksum(const public_integrated_address_outer_blob& bl);
diff --git a/src/cryptonote_core/cryptonote_format_utils.cpp b/src/cryptonote_core/cryptonote_format_utils.cpp
index 56a3dd8de..ba4ecce3e 100644
--- a/src/cryptonote_core/cryptonote_format_utils.cpp
+++ b/src/cryptonote_core/cryptonote_format_utils.cpp
@@ -120,7 +120,7 @@ namespace cryptonote
in.height = height;
uint64_t block_reward;
- if(!get_block_reward(median_size, current_block_size, already_generated_coins, block_reward))
+ if(!get_block_reward(median_size, current_block_size, already_generated_coins, block_reward, hard_fork_version))
{
LOG_PRINT_L0("Block is too big");
return false;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-19 15:38:51 +0000