Module difficulty

Get context and calculate difficulty for the next block.

Constants

• EXTRA_TIME_TO_MINE_A_BLOCK
  The amount of extra time we allow for a miner to mine a standard difficulty block on testnet.

Functions

• adjust_difficulty_and_time_for_testnet 🔒
  Adjust the difficulty and time for the testnet minimum difficulty rule.
• best_relevant_chain_and_history_tree 🔒
  Do a consistency check by checking the finalized tip before and after all other database queries.
• difficulty_time_and_history_tree 🔒
  Returns the GetBlockTemplateChainInfo for the supplied relevant_chain, tip, network, and history_tree.
• get_block_template_chain_info
  Returns the GetBlockTemplateChainInfo for the current best chain.
• solution_rate
  Accepts a non_finalized_state, ZebraDb, num_blocks, and a block hash to start at.