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https://github.com/kaspanet/kaspad.git
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f46dec449d
* [NOD-510] Change coinbase flags to kaspad. * [NOD-510] Removed superfluous spaces after periods in comments. * [NOD-510] Rename btcd -> kaspad in the root folder. * [NOD-510] Rename BtcEncode -> KaspaEncode and BtcDecode -> KaspaDecode. * [NOD-510] Rename BtcEncode -> KaspaEncode and BtcDecode -> KaspaDecode. * [NOD-510] Continue renaming btcd -> kaspad. * [NOD-510] Rename btcjson -> kaspajson. * [NOD-510] Rename file names inside kaspajson. * [NOD-510] Rename kaspajson -> jsonrpc. * [NOD-510] Finish renaming in addrmgr. * [NOD-510] Rename package btcec to ecc. * [NOD-510] Finish renaming stuff in blockdag. * [NOD-510] Rename stuff in cmd. * [NOD-510] Rename stuff in config. * [NOD-510] Rename stuff in connmgr. * [NOD-510] Rename stuff in dagconfig. * [NOD-510] Rename stuff in database. * [NOD-510] Rename stuff in docker. * [NOD-510] Rename stuff in integration. * [NOD-510] Rename jsonrpc to rpcmodel. * [NOD-510] Rename stuff in limits. * [NOD-510] Rename stuff in logger. * [NOD-510] Rename stuff in mempool. * [NOD-510] Rename stuff in mining. * [NOD-510] Rename stuff in netsync. * [NOD-510] Rename stuff in peer. * [NOD-510] Rename stuff in release. * [NOD-510] Rename stuff in rpcclient. * [NOD-510] Rename stuff in server. * [NOD-510] Rename stuff in signal. * [NOD-510] Rename stuff in txscript. * [NOD-510] Rename stuff in util. * [NOD-510] Rename stuff in wire. * [NOD-510] Fix failing tests. * [NOD-510] Fix merge errors. * [NOD-510] Fix go vet errors. * [NOD-510] Remove merged file that's no longer relevant. * [NOD-510] Add a comment above Op0. * [NOD-510] Fix some comments referencing Bitcoin Core. * [NOD-510] Fix some more comments referencing Bitcoin Core. * [NOD-510] Fix bitcoin -> kaspa. * [NOD-510] Fix more bitcoin -> kaspa. * [NOD-510] Fix comments, remove DisconnectBlock in addrindex. * [NOD-510] Rename KSPD to KASD. * [NOD-510] Fix comments and user agent.
33 lines
769 B
Go
33 lines
769 B
Go
package blockdag
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import (
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"bytes"
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"github.com/golang/groupcache/lru"
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"github.com/kaspanet/kaspad/ecc"
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"github.com/kaspanet/kaspad/util/daghash"
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"github.com/kaspanet/kaspad/wire"
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)
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const ecmhCacheSize = 4_000_000
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var (
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utxoToECMHCache = lru.New(ecmhCacheSize)
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)
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func utxoMultiset(entry *UTXOEntry, outpoint *wire.Outpoint) (*ecc.Multiset, error) {
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w := &bytes.Buffer{}
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err := serializeUTXO(w, entry, outpoint)
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if err != nil {
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return nil, err
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}
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serializedUTXO := w.Bytes()
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utxoHash := daghash.DoubleHashH(serializedUTXO)
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if cachedMSPoint, ok := utxoToECMHCache.Get(utxoHash); ok {
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return cachedMSPoint.(*ecc.Multiset), nil
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}
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msPoint := ecc.NewMultiset(ecc.S256()).Add(serializedUTXO)
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utxoToECMHCache.Add(utxoHash, msPoint)
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return msPoint, nil
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}
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