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wallet_rpc_server: new estimate_tx_size_and_weight RPC

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moneromooo-monero
2019-11-06 14:18:54 +00:00
parent a48ef0a65a
commit 0de8a0d37d
6 changed files with 86 additions and 0 deletions
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src/wallet/wallet2.cpp
+18
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@@ -13601,4 +13601,22 @@ std::vector<cryptonote::public_node> wallet2::get_public_nodes(bool white_only)
std::copy(res.gray.begin(), res.gray.end(), std::back_inserter(nodes));
return nodes;
}
//----------------------------------------------------------------------------------------------------
std::pair<size_t, uint64_t> wallet2::estimate_tx_size_and_weight(bool use_rct, int n_inputs, int ring_size, int n_outputs, size_t extra_size)
{
THROW_WALLET_EXCEPTION_IF(n_inputs <= 0, tools::error::wallet_internal_error, "Invalid n_inputs");
THROW_WALLET_EXCEPTION_IF(n_outputs < 0, tools::error::wallet_internal_error, "Invalid n_outputs");
THROW_WALLET_EXCEPTION_IF(ring_size < 0, tools::error::wallet_internal_error, "Invalid ring size");
if (ring_size == 0)
ring_size = get_min_ring_size();
if (n_outputs == 1)
n_outputs = 2; // extra dummy output
const bool bulletproof = use_fork_rules(get_bulletproof_fork(), 0);
size_t size = estimate_tx_size(use_rct, n_inputs, ring_size - 1, n_outputs, extra_size, bulletproof);
uint64_t weight = estimate_tx_weight(use_rct, n_inputs, ring_size - 1, n_outputs, extra_size, bulletproof);
return std::make_pair(size, weight);
}
//----------------------------------------------------------------------------------------------------
}