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core: avoid calculating tx prefix hash when we don't need it

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moneromooo-monero 2018-11-12 23:22:20 +00:00
parent b044d03a51
commit f75d51abda
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GPG key ID: 686F07454D6CEFC3
4 changed files with 26 additions and 21 deletions
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9
src/cryptonote_basic/cryptonote_format_utils.cpp
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@ -210,7 +210,7 @@ namespace cryptonote
return true;
}
//---------------------------------------------------------------
bool parse_and_validate_tx_from_blob(const blobdata& tx_blob, transaction& tx, crypto::hash& tx_hash, crypto::hash& tx_prefix_hash)
bool parse_and_validate_tx_from_blob(const blobdata& tx_blob, transaction& tx, crypto::hash& tx_hash)
{
std::stringstream ss;
ss << tx_blob;
@ -222,6 +222,13 @@ namespace cryptonote
//TODO: validate tx
get_transaction_hash(tx, tx_hash);
return true;
}
//---------------------------------------------------------------
bool parse_and_validate_tx_from_blob(const blobdata& tx_blob, transaction& tx, crypto::hash& tx_hash, crypto::hash& tx_prefix_hash)
{
if (!parse_and_validate_tx_from_blob(tx_blob, tx, tx_hash))
return false;
get_transaction_prefix_hash(tx, tx_prefix_hash);
return true;
}

1
src/cryptonote_basic/cryptonote_format_utils.h
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@ -51,6 +51,7 @@ namespace cryptonote
crypto::hash get_transaction_prefix_hash(const transaction_prefix& tx);
bool parse_and_validate_tx_prefix_from_blob(const blobdata& tx_blob, transaction_prefix& tx);
bool parse_and_validate_tx_from_blob(const blobdata& tx_blob, transaction& tx, crypto::hash& tx_hash, crypto::hash& tx_prefix_hash);
bool parse_and_validate_tx_from_blob(const blobdata& tx_blob, transaction& tx, crypto::hash& tx_hash);
bool parse_and_validate_tx_from_blob(const blobdata& tx_blob, transaction& tx);
bool parse_and_validate_tx_base_from_blob(const blobdata& tx_blob, transaction& tx);
bool is_v1_tx(const blobdata_ref& tx_blob);