76 lines
2.3 KiB
Go
76 lines
2.3 KiB
Go
package lbrycrd
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import (
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"encoding/hex"
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"github.com/lbryio/lbry.go/extras/errors"
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"github.com/btcsuite/btcd/txscript"
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"github.com/btcsuite/btcutil"
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)
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func getClaimSupportPayoutScript(name, claimid string, address btcutil.Address) ([]byte, error) {
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//OP_SUPPORT_CLAIM <name> <claimid> OP_2DROP OP_DROP OP_DUP OP_HASH160 <address> OP_EQUALVERIFY OP_CHECKSIG
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pkscript, err := txscript.PayToAddrScript(address)
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if err != nil {
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return nil, errors.Err(err)
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}
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bytes, err := hex.DecodeString(claimid)
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if err != nil {
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return nil, errors.Err(err)
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}
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return txscript.NewScriptBuilder().
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AddOp(txscript.OP_NOP7). //OP_SUPPORT_CLAIM
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AddData([]byte(name)). //<name>
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AddData(rev(bytes)). //<claimid>
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AddOp(txscript.OP_2DROP). //OP_2DROP
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AddOp(txscript.OP_DROP). //OP_DROP
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AddOps(pkscript). //OP_DUP OP_HASH160 <address> OP_EQUALVERIFY OP_CHECKSIG
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Script()
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}
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func getClaimNamePayoutScript(name string, value []byte, address btcutil.Address) ([]byte, error) {
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//OP_CLAIM_NAME <name> <value> OP_2DROP OP_DROP OP_DUP OP_HASH160 <address> OP_EQUALVERIFY OP_CHECKSIG
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pkscript, err := txscript.PayToAddrScript(address)
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if err != nil {
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return nil, errors.Err(err)
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}
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return txscript.NewScriptBuilder().
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AddOp(txscript.OP_NOP6). //OP_CLAIMNAME
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AddData([]byte(name)). //<name>
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AddData(value). //<value>
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AddOp(txscript.OP_2DROP). //OP_2DROP
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AddOp(txscript.OP_DROP). //OP_DROP
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AddOps(pkscript). //OP_DUP OP_HASH160 <address> OP_EQUALVERIFY OP_CHECKSIG
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Script()
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}
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func getUpdateClaimPayoutScript(name, claimid string, value []byte, address btcutil.Address) ([]byte, error) {
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//OP_UPDATE_CLAIM <name> <claimid> <value> OP_2DROP OP_DROP OP_DUP OP_HASH160 <address> OP_EQUALVERIFY OP_CHECKSIG
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pkscript, err := txscript.PayToAddrScript(address)
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if err != nil {
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return nil, errors.Err(err)
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}
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bytes, err := hex.DecodeString(claimid)
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if err != nil {
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return nil, errors.Err(err)
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}
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return txscript.NewScriptBuilder().
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AddOp(txscript.OP_NOP8). //OP_UPDATE_CLAIM
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AddData([]byte(name)). //<name>
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AddData(rev(bytes)). //<claimid>
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AddData(value). //<value>
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AddOp(txscript.OP_2DROP). //OP_2DROP
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AddOp(txscript.OP_DROP). //OP_DROP
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AddOps(pkscript). //OP_DUP OP_HASH160 <address> OP_EQUALVERIFY OP_CHECKSIG
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Script()
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}
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