diff options
Diffstat (limited to 'src/cryptonote_core/blockchain_db.h')
| -rw-r--r-- | src/cryptonote_core/blockchain_db.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/src/cryptonote_core/blockchain_db.h b/src/cryptonote_core/blockchain_db.h index 251f9272b..b3c73a0d8 100644 --- a/src/cryptonote_core/blockchain_db.h +++ b/src/cryptonote_core/blockchain_db.h @@ -332,8 +332,8 @@ private: , const uint64_t& coins_generated ) = 0; - // tells the subclass to remove data about a block - virtual void remove_block(const crypto::hash& blk_hash) = 0; + // tells the subclass to remove data about the top block + virtual void remove_block() = 0; // tells the subclass to store the transaction and its metadata virtual void add_transaction_data(const crypto::hash& blk_hash, const transaction& tx) = 0; @@ -403,12 +403,14 @@ public: // adds a block with the given metadata to the top of the blockchain, returns the new height - uint64_t add_block( const block& blk - , const size_t& block_size - , const difficulty_type& cumulative_difficulty - , const uint64_t& coins_generated - , const std::vector<transaction>& txs - ); + // NOTE: subclass implementations of this (or the functions it calls) need + // to handle undoing any partially-added blocks in the event of a failure. + virtual uint64_t add_block( const block& blk + , const size_t& block_size + , const difficulty_type& cumulative_difficulty + , const uint64_t& coins_generated + , const std::vector<transaction>& txs + ); // return true if a block with hash <h> exists in the blockchain virtual bool block_exists(const crypto::hash& h) = 0; |