diff options
Diffstat (limited to 'src/cryptonote_core/blockchain.h')
| -rw-r--r-- | src/cryptonote_core/blockchain.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/src/cryptonote_core/blockchain.h b/src/cryptonote_core/blockchain.h index b22074c57..94701608e 100644 --- a/src/cryptonote_core/blockchain.h +++ b/src/cryptonote_core/blockchain.h @@ -500,6 +500,7 @@ namespace cryptonote * validates a transaction's inputs as correctly used and not previously * spent. also returns the hash and height of the most recent block * which contains an output that was used as an input to the transaction. + * The transaction's rct signatures, if any, are expanded. * * @param tx the transaction to validate * @param pmax_used_block_height return-by-reference block height of most recent input @@ -509,7 +510,7 @@ namespace cryptonote * * @return false if any input is invalid, otherwise true */ - bool check_tx_inputs(const transaction& tx, uint64_t& pmax_used_block_height, crypto::hash& max_used_block_id, tx_verification_context &tvc, bool kept_by_block = false); + bool check_tx_inputs(transaction& tx, uint64_t& pmax_used_block_height, crypto::hash& max_used_block_id, tx_verification_context &tvc, bool kept_by_block = false); /** * @brief check that a transaction's outputs conform to current standards @@ -919,6 +920,7 @@ namespace cryptonote * This function validates transaction inputs and their keys. Previously * it also performed double spend checking, but that has been moved to its * own function. + * The transaction's rct signatures, if any, are expanded. * * If pmax_related_block_height is not NULL, its value is set to the height * of the most recent block which contains an output used in any input set @@ -932,7 +934,7 @@ namespace cryptonote * * @return false if any validation step fails, otherwise true */ - bool check_tx_inputs(const transaction& tx, tx_verification_context &tvc, uint64_t* pmax_used_block_height = NULL); + bool check_tx_inputs(transaction& tx, tx_verification_context &tvc, uint64_t* pmax_used_block_height = NULL); /** * @brief performs a blockchain reorganization according to the longest chain rule @@ -1211,5 +1213,14 @@ namespace cryptonote * a useful state. */ void load_compiled_in_block_hashes(); + + /** + * @brief expands v2 transaction data from blockchain + * + * RingCT transactions do not transmit some of their data if it + * can be reconstituted by the receiver. This function expands + * that implicit data. + */ + bool expand_transaction_2(transaction &tx, const crypto::hash &tx_prefix_hash, const std::vector<std::vector<rct::ctkey>> &pubkeys); }; } // namespace cryptonote |