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Implement index.GetSpentOutput method

pull/1/head
Martin Boehm 2018-02-08 13:00:22 +01:00
parent 11b31fb456
commit 43dec549d5
1 changed files with 14 additions and 9 deletions
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23
db/rocksdb.go
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@ -149,19 +149,15 @@ func (d *RocksDB) GetTransactions(outputScript []byte, lower uint32, higher uint
if err := fn(o.txid, o.vout, true); err != nil {
return err
}
boutpoint, err := packOutpoint(o.txid, o.vout)
spentOutput, err := d.GetSpentOutput(o.txid, o.vout)
if err != nil {
return err
}
input, err := d.getInput(boutpoint)
if err != nil {
return err
}
if input != nil {
if spentOutput != nil {
if glog.V(2) {
glog.Infof("rocksdb: input %s: %s", hex.EncodeToString(boutpoint), hex.EncodeToString(input))
glog.Infof("rocksdb: input %s/%d: %s", o.txid, o.vout, hex.EncodeToString(spentOutput))
}
inpoints, err := unpackOutputValue(input)
inpoints, err := unpackOutputValue(spentOutput)
if err != nil {
return err
}
@ -384,7 +380,16 @@ func (d *RocksDB) GetBlockHash(height uint32) (string, error) {
return unpackBlockValue(val.Data())
}
func (d *RocksDB) getInput(key []byte) ([]byte, error) {
// GetSpentOutput returns output which is spent by input tx
func (d *RocksDB) GetSpentOutput(txid string, i uint32) ([]byte, error) {
b, err := packOutpoint(txid, i)
if err != nil {
return nil, err
}
return d.getSpentOutput(b)
}
func (d *RocksDB) getSpentOutput(key []byte) ([]byte, error) {
val, err := d.db.GetCF(d.ro, d.cfh[cfInputs], key)
if err != nil {
return nil, err