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| author | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2018-09-20 12:21:25 +0000 |
|---|---|---|
| committer | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2018-09-20 12:21:57 +0000 |
| commit | 43a06350cf9a14d6a86bd08898bad15c19a0272d (patch) | |
| tree | ffb696d5fecdfb9d62eefa9baeddfb0cf9b168ef /src/wallet/ringdb.cpp | |
| parent | Merge pull request #4391 (diff) | |
| download | monero-43a06350cf9a14d6a86bd08898bad15c19a0272d.tar.xz | |
ringdb: use cursors to be a bit faster
Diffstat (limited to '')
| -rw-r--r-- | src/wallet/ringdb.cpp | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/src/wallet/ringdb.cpp b/src/wallet/ringdb.cpp index e9fc6866d..e5995e7fb 100644 --- a/src/wallet/ringdb.cpp +++ b/src/wallet/ringdb.cpp @@ -398,6 +398,8 @@ bool ringdb::blackball_worker(const std::vector<std::pair<uint64_t, uint64_t>> & epee::misc_utils::auto_scope_leave_caller txn_dtor = epee::misc_utils::create_scope_leave_handler([&](){if (tx_active) mdb_txn_abort(txn);}); tx_active = true; + dbr = mdb_cursor_open(txn, dbi_blackballs, &cursor); + THROW_WALLET_EXCEPTION_IF(dbr, tools::error::wallet_internal_error, "Failed to create cursor for blackballs table: " + std::string(mdb_strerror(dbr))); MDB_val key, data; for (const std::pair<uint64_t, uint64_t> &output: outputs) @@ -411,25 +413,22 @@ bool ringdb::blackball_worker(const std::vector<std::pair<uint64_t, uint64_t>> & { case BLACKBALL_BLACKBALL: MDEBUG("Blackballing output " << output.first << "/" << output.second); - dbr = mdb_put(txn, dbi_blackballs, &key, &data, MDB_APPENDDUP); + dbr = mdb_cursor_put(cursor, &key, &data, MDB_APPENDDUP); if (dbr == MDB_KEYEXIST) dbr = 0; break; case BLACKBALL_UNBLACKBALL: MDEBUG("Unblackballing output " << output.first << "/" << output.second); - dbr = mdb_del(txn, dbi_blackballs, &key, &data); - if (dbr == MDB_NOTFOUND) - dbr = 0; + dbr = mdb_cursor_get(cursor, &key, &data, MDB_GET_BOTH); + if (dbr == 0) + dbr = mdb_cursor_del(cursor, 0); break; case BLACKBALL_QUERY: - dbr = mdb_cursor_open(txn, dbi_blackballs, &cursor); - THROW_WALLET_EXCEPTION_IF(dbr, tools::error::wallet_internal_error, "Failed to create cursor for blackballs table: " + std::string(mdb_strerror(dbr))); dbr = mdb_cursor_get(cursor, &key, &data, MDB_GET_BOTH); THROW_WALLET_EXCEPTION_IF(dbr && dbr != MDB_NOTFOUND, tools::error::wallet_internal_error, "Failed to lookup in blackballs table: " + std::string(mdb_strerror(dbr))); ret = dbr != MDB_NOTFOUND; if (dbr == MDB_NOTFOUND) dbr = 0; - mdb_cursor_close(cursor); break; case BLACKBALL_CLEAR: break; @@ -439,6 +438,8 @@ bool ringdb::blackball_worker(const std::vector<std::pair<uint64_t, uint64_t>> & THROW_WALLET_EXCEPTION_IF(dbr, tools::error::wallet_internal_error, "Failed to query blackballs table: " + std::string(mdb_strerror(dbr))); } + mdb_cursor_close(cursor); + if (op == BLACKBALL_CLEAR) { dbr = mdb_drop(txn, dbi_blackballs, 0); |