// newManagedAddressWithoutPrivKey returns a new managed address based on the // passed account, public key, and whether or not the public key should be // compressed. func newManagedAddressWithoutPrivKey(m *Manager, account uint32, pubKey *btcec.PublicKey, compressed bool) (*managedAddress, error) { // Create a pay-to-pubkey-hash address from the public key. var pubKeyHash []byte if compressed { pubKeyHash = coinutil.Hash160(pubKey.SerializeCompressed()) } else { pubKeyHash = coinutil.Hash160(pubKey.SerializeUncompressed()) } address, err := coinutil.NewAddressPubKeyHash(pubKeyHash, m.chainParams) if err != nil { return nil, err } return &managedAddress{ manager: m, address: address, account: account, imported: false, internal: false, compressed: compressed, pubKey: pubKey, privKeyEncrypted: nil, privKeyCT: nil, }, nil }
// newAddressPubKeyHash returns a new coinutil.AddressPubKeyHash from the // provided hash. It panics if an error occurs. This is only used in the tests // as a helper since the only way it can fail is if there is an error in the // test source code. func newAddressPubKeyHash(pkHash []byte) coinutil.Address { addr, err := coinutil.NewAddressPubKeyHash(pkHash, &chaincfg.MainNetParams) if err != nil { panic("invalid public key hash in test source") } return addr }
// This example demonstrates manually creating and signing a redeem transaction. func ExampleSignTxOutput() { // Ordinarily the private key would come from whatever storage mechanism // is being used, but for this example just hard code it. privKeyBytes, err := hex.DecodeString("22a47fa09a223f2aa079edf85a7c2" + "d4f8720ee63e502ee2869afab7de234b80c") if err != nil { fmt.Println(err) return } privKey, pubKey := btcec.PrivKeyFromBytes(btcec.S256(), privKeyBytes) pubKeyHash := coinutil.Hash160(pubKey.SerializeCompressed()) addr, err := coinutil.NewAddressPubKeyHash(pubKeyHash, &chaincfg.MainNetParams) if err != nil { fmt.Println(err) return } // For this example, create a fake transaction that represents what // would ordinarily be the real transaction that is being spent. It // contains a single output that pays to address in the amount of 1 BTC. originTx := wire.NewMsgTx() prevOut := wire.NewOutPoint(&wire.ShaHash{}, ^uint32(0)) txIn := wire.NewTxIn(prevOut, []byte{txscript.OP_0, txscript.OP_0}) originTx.AddTxIn(txIn) pkScript, err := txscript.PayToAddrScript(addr) if err != nil { fmt.Println(err) return } txOut := wire.NewTxOut(100000000, pkScript) originTx.AddTxOut(txOut) originTxHash := originTx.TxSha() // Create the transaction to redeem the fake transaction. redeemTx := wire.NewMsgTx() // Add the input(s) the redeeming transaction will spend. There is no // signature script at this point since it hasn't been created or signed // yet, hence nil is provided for it. prevOut = wire.NewOutPoint(&originTxHash, 0) txIn = wire.NewTxIn(prevOut, nil) redeemTx.AddTxIn(txIn) // Ordinarily this would contain that actual destination of the funds, // but for this example don't bother. txOut = wire.NewTxOut(0, nil) redeemTx.AddTxOut(txOut) // Sign the redeeming transaction. lookupKey := func(a coinutil.Address) (*btcec.PrivateKey, bool, error) { // Ordinarily this function would involve looking up the private // key for the provided address, but since the only thing being // signed in this example uses the address associated with the // private key from above, simply return it with the compressed // flag set since the address is using the associated compressed // public key. // // NOTE: If you want to prove the code is actually signing the // transaction properly, uncomment the following line which // intentionally returns an invalid key to sign with, which in // turn will result in a failure during the script execution // when verifying the signature. // // privKey.D.SetInt64(12345) // return privKey, true, nil } // Notice that the script database parameter is nil here since it isn't // used. It must be specified when pay-to-script-hash transactions are // being signed. sigScript, err := txscript.SignTxOutput(&chaincfg.MainNetParams, redeemTx, 0, originTx.TxOut[0].PkScript, txscript.SigHashAll, txscript.KeyClosure(lookupKey), nil, nil) if err != nil { fmt.Println(err) return } redeemTx.TxIn[0].SignatureScript = sigScript // Prove that the transaction has been validly signed by executing the // script pair. flags := txscript.ScriptBip16 | txscript.ScriptVerifyDERSignatures | txscript.ScriptStrictMultiSig | txscript.ScriptDiscourageUpgradableNops vm, err := txscript.NewEngine(originTx.TxOut[0].PkScript, redeemTx, 0, flags, nil) if err != nil { fmt.Println(err) return } if err := vm.Execute(); err != nil { fmt.Println(err) return } fmt.Println("Transaction successfully signed") // Output: // Transaction successfully signed }
func TestSignTxOutput(t *testing.T) { t.Parallel() // make key // make script based on key. // sign with magic pixie dust. hashTypes := []txscript.SigHashType{ txscript.SigHashOld, // no longer used but should act like all txscript.SigHashAll, txscript.SigHashNone, txscript.SigHashSingle, txscript.SigHashAll | txscript.SigHashAnyOneCanPay, txscript.SigHashNone | txscript.SigHashAnyOneCanPay, txscript.SigHashSingle | txscript.SigHashAnyOneCanPay, } tx := &wire.MsgTx{ Version: 1, TxIn: []*wire.TxIn{ &wire.TxIn{ PreviousOutPoint: wire.OutPoint{ Hash: wire.ShaHash{}, Index: 0, }, Sequence: 4294967295, }, &wire.TxIn{ PreviousOutPoint: wire.OutPoint{ Hash: wire.ShaHash{}, Index: 1, }, Sequence: 4294967295, }, &wire.TxIn{ PreviousOutPoint: wire.OutPoint{ Hash: wire.ShaHash{}, Index: 2, }, Sequence: 4294967295, }, }, TxOut: []*wire.TxOut{ &wire.TxOut{ Value: 1, }, &wire.TxOut{ Value: 2, }, &wire.TxOut{ Value: 3, }, }, LockTime: 0, } // Pay to Pubkey Hash (uncompressed) for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeUncompressed() address, err := coinutil.NewAddressPubKeyHash( coinutil.Hash160(pk), &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } if err := signAndCheck(msg, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(nil), nil); err != nil { t.Error(err) break } } } // Pay to Pubkey Hash (uncompressed) (merging with correct) for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeUncompressed() address, err := coinutil.NewAddressPubKeyHash( coinutil.Hash160(pk), &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } sigScript, err := txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(nil), nil) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } // by the above loop, this should be valid, now sign // again and merge. sigScript, err = txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(nil), sigScript) if err != nil { t.Errorf("failed to sign output %s a "+ "second time: %v", msg, err) break } err = checkScripts(msg, tx, i, sigScript, pkScript) if err != nil { t.Errorf("twice signed script invalid for "+ "%s: %v", msg, err) break } } } // Pay to Pubkey Hash (compressed) for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeCompressed() address, err := coinutil.NewAddressPubKeyHash( coinutil.Hash160(pk), &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } if err := signAndCheck(msg, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(nil), nil); err != nil { t.Error(err) break } } } // Pay to Pubkey Hash (compressed) with duplicate merge for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeCompressed() address, err := coinutil.NewAddressPubKeyHash( coinutil.Hash160(pk), &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } sigScript, err := txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(nil), nil) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } // by the above loop, this should be valid, now sign // again and merge. sigScript, err = txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(nil), sigScript) if err != nil { t.Errorf("failed to sign output %s a "+ "second time: %v", msg, err) break } err = checkScripts(msg, tx, i, sigScript, pkScript) if err != nil { t.Errorf("twice signed script invalid for "+ "%s: %v", msg, err) break } } } // Pay to PubKey (uncompressed) for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeUncompressed() address, err := coinutil.NewAddressPubKey(pk, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } if err := signAndCheck(msg, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(nil), nil); err != nil { t.Error(err) break } } } // Pay to PubKey (uncompressed) for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeUncompressed() address, err := coinutil.NewAddressPubKey(pk, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } sigScript, err := txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(nil), nil) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } // by the above loop, this should be valid, now sign // again and merge. sigScript, err = txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(nil), sigScript) if err != nil { t.Errorf("failed to sign output %s a "+ "second time: %v", msg, err) break } err = checkScripts(msg, tx, i, sigScript, pkScript) if err != nil { t.Errorf("twice signed script invalid for "+ "%s: %v", msg, err) break } } } // Pay to PubKey (compressed) for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeCompressed() address, err := coinutil.NewAddressPubKey(pk, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } if err := signAndCheck(msg, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(nil), nil); err != nil { t.Error(err) break } } } // Pay to PubKey (compressed) with duplicate merge for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeCompressed() address, err := coinutil.NewAddressPubKey(pk, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } sigScript, err := txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(nil), nil) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } // by the above loop, this should be valid, now sign // again and merge. sigScript, err = txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, pkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(nil), sigScript) if err != nil { t.Errorf("failed to sign output %s a "+ "second time: %v", msg, err) break } err = checkScripts(msg, tx, i, sigScript, pkScript) if err != nil { t.Errorf("twice signed script invalid for "+ "%s: %v", msg, err) break } } } // As before, but with p2sh now. // Pay to Pubkey Hash (uncompressed) for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeUncompressed() address, err := coinutil.NewAddressPubKeyHash( coinutil.Hash160(pk), &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) break } scriptAddr, err := coinutil.NewAddressScriptHash( pkScript, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make p2sh addr for %s: %v", msg, err) break } scriptPkScript, err := txscript.PayToAddrScript( scriptAddr) if err != nil { t.Errorf("failed to make script pkscript for "+ "%s: %v", msg, err) break } if err := signAndCheck(msg, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil); err != nil { t.Error(err) break } } } // Pay to Pubkey Hash (uncompressed) with duplicate merge for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeUncompressed() address, err := coinutil.NewAddressPubKeyHash( coinutil.Hash160(pk), &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) break } scriptAddr, err := coinutil.NewAddressScriptHash( pkScript, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make p2sh addr for %s: %v", msg, err) break } scriptPkScript, err := txscript.PayToAddrScript( scriptAddr) if err != nil { t.Errorf("failed to make script pkscript for "+ "%s: %v", msg, err) break } sigScript, err := txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } // by the above loop, this should be valid, now sign // again and merge. sigScript, err = txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil) if err != nil { t.Errorf("failed to sign output %s a "+ "second time: %v", msg, err) break } err = checkScripts(msg, tx, i, sigScript, scriptPkScript) if err != nil { t.Errorf("twice signed script invalid for "+ "%s: %v", msg, err) break } } } // Pay to Pubkey Hash (compressed) for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeCompressed() address, err := coinutil.NewAddressPubKeyHash( coinutil.Hash160(pk), &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } scriptAddr, err := coinutil.NewAddressScriptHash( pkScript, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make p2sh addr for %s: %v", msg, err) break } scriptPkScript, err := txscript.PayToAddrScript( scriptAddr) if err != nil { t.Errorf("failed to make script pkscript for "+ "%s: %v", msg, err) break } if err := signAndCheck(msg, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil); err != nil { t.Error(err) break } } } // Pay to Pubkey Hash (compressed) with duplicate merge for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeCompressed() address, err := coinutil.NewAddressPubKeyHash( coinutil.Hash160(pk), &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } scriptAddr, err := coinutil.NewAddressScriptHash( pkScript, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make p2sh addr for %s: %v", msg, err) break } scriptPkScript, err := txscript.PayToAddrScript( scriptAddr) if err != nil { t.Errorf("failed to make script pkscript for "+ "%s: %v", msg, err) break } sigScript, err := txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } // by the above loop, this should be valid, now sign // again and merge. sigScript, err = txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil) if err != nil { t.Errorf("failed to sign output %s a "+ "second time: %v", msg, err) break } err = checkScripts(msg, tx, i, sigScript, scriptPkScript) if err != nil { t.Errorf("twice signed script invalid for "+ "%s: %v", msg, err) break } } } // Pay to PubKey (uncompressed) for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeUncompressed() address, err := coinutil.NewAddressPubKey(pk, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } scriptAddr, err := coinutil.NewAddressScriptHash( pkScript, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make p2sh addr for %s: %v", msg, err) break } scriptPkScript, err := txscript.PayToAddrScript( scriptAddr) if err != nil { t.Errorf("failed to make script pkscript for "+ "%s: %v", msg, err) break } if err := signAndCheck(msg, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil); err != nil { t.Error(err) break } } } // Pay to PubKey (uncompressed) with duplicate merge for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeUncompressed() address, err := coinutil.NewAddressPubKey(pk, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } scriptAddr, err := coinutil.NewAddressScriptHash( pkScript, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make p2sh addr for %s: %v", msg, err) break } scriptPkScript, err := txscript.PayToAddrScript( scriptAddr) if err != nil { t.Errorf("failed to make script pkscript for "+ "%s: %v", msg, err) break } sigScript, err := txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } // by the above loop, this should be valid, now sign // again and merge. sigScript, err = txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, false}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil) if err != nil { t.Errorf("failed to sign output %s a "+ "second time: %v", msg, err) break } err = checkScripts(msg, tx, i, sigScript, scriptPkScript) if err != nil { t.Errorf("twice signed script invalid for "+ "%s: %v", msg, err) break } } } // Pay to PubKey (compressed) for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeCompressed() address, err := coinutil.NewAddressPubKey(pk, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } scriptAddr, err := coinutil.NewAddressScriptHash( pkScript, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make p2sh addr for %s: %v", msg, err) break } scriptPkScript, err := txscript.PayToAddrScript( scriptAddr) if err != nil { t.Errorf("failed to make script pkscript for "+ "%s: %v", msg, err) break } if err := signAndCheck(msg, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil); err != nil { t.Error(err) break } } } // Pay to PubKey (compressed) for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk := (*btcec.PublicKey)(&key.PublicKey). SerializeCompressed() address, err := coinutil.NewAddressPubKey(pk, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } pkScript, err := txscript.PayToAddrScript(address) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } scriptAddr, err := coinutil.NewAddressScriptHash( pkScript, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make p2sh addr for %s: %v", msg, err) break } scriptPkScript, err := txscript.PayToAddrScript( scriptAddr) if err != nil { t.Errorf("failed to make script pkscript for "+ "%s: %v", msg, err) break } sigScript, err := txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } // by the above loop, this should be valid, now sign // again and merge. sigScript, err = txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address.EncodeAddress(): {key, true}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil) if err != nil { t.Errorf("failed to sign output %s a "+ "second time: %v", msg, err) break } err = checkScripts(msg, tx, i, sigScript, scriptPkScript) if err != nil { t.Errorf("twice signed script invalid for "+ "%s: %v", msg, err) break } } } // Basic Multisig for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key1, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk1 := (*btcec.PublicKey)(&key1.PublicKey). SerializeCompressed() address1, err := coinutil.NewAddressPubKey(pk1, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } key2, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey 2 for %s: %v", msg, err) break } pk2 := (*btcec.PublicKey)(&key2.PublicKey). SerializeCompressed() address2, err := coinutil.NewAddressPubKey(pk2, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address 2 for %s: %v", msg, err) break } pkScript, err := txscript.MultiSigScript( []*coinutil.AddressPubKey{address1, address2}, 2) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } scriptAddr, err := coinutil.NewAddressScriptHash( pkScript, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make p2sh addr for %s: %v", msg, err) break } scriptPkScript, err := txscript.PayToAddrScript( scriptAddr) if err != nil { t.Errorf("failed to make script pkscript for "+ "%s: %v", msg, err) break } if err := signAndCheck(msg, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address1.EncodeAddress(): {key1, true}, address2.EncodeAddress(): {key2, true}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil); err != nil { t.Error(err) break } } } // Two part multisig, sign with one key then the other. for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key1, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk1 := (*btcec.PublicKey)(&key1.PublicKey). SerializeCompressed() address1, err := coinutil.NewAddressPubKey(pk1, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } key2, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey 2 for %s: %v", msg, err) break } pk2 := (*btcec.PublicKey)(&key2.PublicKey). SerializeCompressed() address2, err := coinutil.NewAddressPubKey(pk2, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address 2 for %s: %v", msg, err) break } pkScript, err := txscript.MultiSigScript( []*coinutil.AddressPubKey{address1, address2}, 2) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } scriptAddr, err := coinutil.NewAddressScriptHash( pkScript, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make p2sh addr for %s: %v", msg, err) break } scriptPkScript, err := txscript.PayToAddrScript( scriptAddr) if err != nil { t.Errorf("failed to make script pkscript for "+ "%s: %v", msg, err) break } sigScript, err := txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address1.EncodeAddress(): {key1, true}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } // Only 1 out of 2 signed, this *should* fail. if checkScripts(msg, tx, i, sigScript, scriptPkScript) == nil { t.Errorf("part signed script valid for %s", msg) break } // Sign with the other key and merge sigScript, err = txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address2.EncodeAddress(): {key2, true}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), sigScript) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } err = checkScripts(msg, tx, i, sigScript, scriptPkScript) if err != nil { t.Errorf("fully signed script invalid for "+ "%s: %v", msg, err) break } } } // Two part multisig, sign with one key then both, check key dedup // correctly. for _, hashType := range hashTypes { for i := range tx.TxIn { msg := fmt.Sprintf("%d:%d", hashType, i) key1, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey for %s: %v", msg, err) break } pk1 := (*btcec.PublicKey)(&key1.PublicKey). SerializeCompressed() address1, err := coinutil.NewAddressPubKey(pk1, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address for %s: %v", msg, err) break } key2, err := btcec.NewPrivateKey(btcec.S256()) if err != nil { t.Errorf("failed to make privKey 2 for %s: %v", msg, err) break } pk2 := (*btcec.PublicKey)(&key2.PublicKey). SerializeCompressed() address2, err := coinutil.NewAddressPubKey(pk2, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make address 2 for %s: %v", msg, err) break } pkScript, err := txscript.MultiSigScript( []*coinutil.AddressPubKey{address1, address2}, 2) if err != nil { t.Errorf("failed to make pkscript "+ "for %s: %v", msg, err) } scriptAddr, err := coinutil.NewAddressScriptHash( pkScript, &chaincfg.TestNet3Params) if err != nil { t.Errorf("failed to make p2sh addr for %s: %v", msg, err) break } scriptPkScript, err := txscript.PayToAddrScript( scriptAddr) if err != nil { t.Errorf("failed to make script pkscript for "+ "%s: %v", msg, err) break } sigScript, err := txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address1.EncodeAddress(): {key1, true}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), nil) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } // Only 1 out of 2 signed, this *should* fail. if checkScripts(msg, tx, i, sigScript, scriptPkScript) == nil { t.Errorf("part signed script valid for %s", msg) break } // Sign with the other key and merge sigScript, err = txscript.SignTxOutput( &chaincfg.TestNet3Params, tx, i, scriptPkScript, hashType, mkGetKey(map[string]addressToKey{ address1.EncodeAddress(): {key1, true}, address2.EncodeAddress(): {key2, true}, }), mkGetScript(map[string][]byte{ scriptAddr.EncodeAddress(): pkScript, }), sigScript) if err != nil { t.Errorf("failed to sign output %s: %v", msg, err) break } // Now we should pass. err = checkScripts(msg, tx, i, sigScript, scriptPkScript) if err != nil { t.Errorf("fully signed script invalid for "+ "%s: %v", msg, err) break } } } }
// TestCheckTransactionStandard tests the checkTransactionStandard API. func TestCheckTransactionStandard(t *testing.T) { // Create some dummy, but otherwise standard, data for transactions. prevOutHash, err := wire.NewShaHashFromStr("01") if err != nil { t.Fatalf("NewShaHashFromStr: unexpected error: %v", err) } dummyPrevOut := wire.OutPoint{Hash: *prevOutHash, Index: 1} dummySigScript := bytes.Repeat([]byte{0x00}, 65) dummyTxIn := wire.TxIn{ PreviousOutPoint: dummyPrevOut, SignatureScript: dummySigScript, Sequence: wire.MaxTxInSequenceNum, } addrHash := [20]byte{0x01} addr, err := coinutil.NewAddressPubKeyHash(addrHash[:], &chaincfg.TestNet3Params) if err != nil { t.Fatalf("NewAddressPubKeyHash: unexpected error: %v", err) } dummyPkScript, err := txscript.PayToAddrScript(addr) if err != nil { t.Fatalf("PayToAddrScript: unexpected error: %v", err) } dummyTxOut := wire.TxOut{ Value: 100000000, // 1 BTC PkScript: dummyPkScript, } tests := []struct { name string tx wire.MsgTx height int32 isStandard bool code wire.RejectCode }{ { name: "Typical pay-to-pubkey-hash transaction", tx: wire.MsgTx{ Version: 1, TxIn: []*wire.TxIn{&dummyTxIn}, TxOut: []*wire.TxOut{&dummyTxOut}, LockTime: 0, }, height: 300000, isStandard: true, }, { name: "Transaction version too high", tx: wire.MsgTx{ Version: wire.TxVersion + 1, TxIn: []*wire.TxIn{&dummyTxIn}, TxOut: []*wire.TxOut{&dummyTxOut}, LockTime: 0, }, height: 300000, isStandard: false, code: wire.RejectNonstandard, }, { name: "Transaction is not finalized", tx: wire.MsgTx{ Version: 1, TxIn: []*wire.TxIn{{ PreviousOutPoint: dummyPrevOut, SignatureScript: dummySigScript, Sequence: 0, }}, TxOut: []*wire.TxOut{&dummyTxOut}, LockTime: 300001, }, height: 300000, isStandard: false, code: wire.RejectNonstandard, }, { name: "Transaction size is too large", tx: wire.MsgTx{ Version: 1, TxIn: []*wire.TxIn{&dummyTxIn}, TxOut: []*wire.TxOut{{ Value: 0, PkScript: bytes.Repeat([]byte{0x00}, maxStandardTxSize+1), }}, LockTime: 0, }, height: 300000, isStandard: false, code: wire.RejectNonstandard, }, { name: "Signature script size is too large", tx: wire.MsgTx{ Version: 1, TxIn: []*wire.TxIn{{ PreviousOutPoint: dummyPrevOut, SignatureScript: bytes.Repeat([]byte{0x00}, maxStandardSigScriptSize+1), Sequence: wire.MaxTxInSequenceNum, }}, TxOut: []*wire.TxOut{&dummyTxOut}, LockTime: 0, }, height: 300000, isStandard: false, code: wire.RejectNonstandard, }, { name: "Signature script that does more than push data", tx: wire.MsgTx{ Version: 1, TxIn: []*wire.TxIn{{ PreviousOutPoint: dummyPrevOut, SignatureScript: []byte{ txscript.OP_CHECKSIGVERIFY}, Sequence: wire.MaxTxInSequenceNum, }}, TxOut: []*wire.TxOut{&dummyTxOut}, LockTime: 0, }, height: 300000, isStandard: false, code: wire.RejectNonstandard, }, { name: "Valid but non standard public key script", tx: wire.MsgTx{ Version: 1, TxIn: []*wire.TxIn{&dummyTxIn}, TxOut: []*wire.TxOut{{ Value: 100000000, PkScript: []byte{txscript.OP_TRUE}, }}, LockTime: 0, }, height: 300000, isStandard: false, code: wire.RejectNonstandard, }, { name: "More than one nulldata output", tx: wire.MsgTx{ Version: 1, TxIn: []*wire.TxIn{&dummyTxIn}, TxOut: []*wire.TxOut{{ Value: 0, PkScript: []byte{txscript.OP_RETURN}, }, { Value: 0, PkScript: []byte{txscript.OP_RETURN}, }}, LockTime: 0, }, height: 300000, isStandard: false, code: wire.RejectNonstandard, }, { name: "Dust output", tx: wire.MsgTx{ Version: 1, TxIn: []*wire.TxIn{&dummyTxIn}, TxOut: []*wire.TxOut{{ Value: 0, PkScript: dummyPkScript, }}, LockTime: 0, }, height: 300000, isStandard: false, code: wire.RejectDust, }, { name: "One nulldata output with 0 amount (standard)", tx: wire.MsgTx{ Version: 1, TxIn: []*wire.TxIn{&dummyTxIn}, TxOut: []*wire.TxOut{{ Value: 0, PkScript: []byte{txscript.OP_RETURN}, }}, LockTime: 0, }, height: 300000, isStandard: true, }, } timeSource := blockchain.NewMedianTime() for _, test := range tests { // Ensure standardness is as expected. err := checkTransactionStandard(coinutil.NewTx(&test.tx), test.height, timeSource, defaultMinRelayTxFee) if err == nil && test.isStandard { // Test passes since function returned standard for a // transaction which is intended to be standard. continue } if err == nil && !test.isStandard { t.Errorf("checkTransactionStandard (%s): standard when "+ "it should not be", test.name) continue } if err != nil && test.isStandard { t.Errorf("checkTransactionStandard (%s): nonstandard "+ "when it should not be: %v", test.name, err) continue } // Ensure error type is a TxRuleError inside of a RuleError. rerr, ok := err.(RuleError) if !ok { t.Errorf("checkTransactionStandard (%s): unexpected "+ "error type - got %T", test.name, err) continue } txrerr, ok := rerr.Err.(TxRuleError) if !ok { t.Errorf("checkTransactionStandard (%s): unexpected "+ "error type - got %T", test.name, rerr.Err) continue } // Ensure the reject code is the expected one. if txrerr.RejectCode != test.code { t.Errorf("checkTransactionStandard (%s): unexpected "+ "error code - got %v, want %v", test.name, txrerr.RejectCode, test.code) continue } } }
func TestAddresses(t *testing.T) { tests := []struct { name string addr string encoded string valid bool result coinutil.Address f func() (coinutil.Address, error) net *chaincfg.Params }{ // Positive P2PKH tests. { name: "mainnet p2pkh", addr: "1MirQ9bwyQcGVJPwKUgapu5ouK2E2Ey4gX", encoded: "1MirQ9bwyQcGVJPwKUgapu5ouK2E2Ey4gX", valid: true, result: coinutil.TstAddressPubKeyHash( [ripemd160.Size]byte{ 0xe3, 0x4c, 0xce, 0x70, 0xc8, 0x63, 0x73, 0x27, 0x3e, 0xfc, 0xc5, 0x4c, 0xe7, 0xd2, 0xa4, 0x91, 0xbb, 0x4a, 0x0e, 0x84}, chaincfg.MainNetParams.PubKeyHashAddrID), f: func() (coinutil.Address, error) { pkHash := []byte{ 0xe3, 0x4c, 0xce, 0x70, 0xc8, 0x63, 0x73, 0x27, 0x3e, 0xfc, 0xc5, 0x4c, 0xe7, 0xd2, 0xa4, 0x91, 0xbb, 0x4a, 0x0e, 0x84} return coinutil.NewAddressPubKeyHash(pkHash, &chaincfg.MainNetParams) }, net: &chaincfg.MainNetParams, }, { name: "mainnet p2pkh 2", addr: "12MzCDwodF9G1e7jfwLXfR164RNtx4BRVG", encoded: "12MzCDwodF9G1e7jfwLXfR164RNtx4BRVG", valid: true, result: coinutil.TstAddressPubKeyHash( [ripemd160.Size]byte{ 0x0e, 0xf0, 0x30, 0x10, 0x7f, 0xd2, 0x6e, 0x0b, 0x6b, 0xf4, 0x05, 0x12, 0xbc, 0xa2, 0xce, 0xb1, 0xdd, 0x80, 0xad, 0xaa}, chaincfg.MainNetParams.PubKeyHashAddrID), f: func() (coinutil.Address, error) { pkHash := []byte{ 0x0e, 0xf0, 0x30, 0x10, 0x7f, 0xd2, 0x6e, 0x0b, 0x6b, 0xf4, 0x05, 0x12, 0xbc, 0xa2, 0xce, 0xb1, 0xdd, 0x80, 0xad, 0xaa} return coinutil.NewAddressPubKeyHash(pkHash, &chaincfg.MainNetParams) }, net: &chaincfg.MainNetParams, }, { name: "testnet p2pkh", addr: "mrX9vMRYLfVy1BnZbc5gZjuyaqH3ZW2ZHz", encoded: "mrX9vMRYLfVy1BnZbc5gZjuyaqH3ZW2ZHz", valid: true, result: coinutil.TstAddressPubKeyHash( [ripemd160.Size]byte{ 0x78, 0xb3, 0x16, 0xa0, 0x86, 0x47, 0xd5, 0xb7, 0x72, 0x83, 0xe5, 0x12, 0xd3, 0x60, 0x3f, 0x1f, 0x1c, 0x8d, 0xe6, 0x8f}, chaincfg.TestNet3Params.PubKeyHashAddrID), f: func() (coinutil.Address, error) { pkHash := []byte{ 0x78, 0xb3, 0x16, 0xa0, 0x86, 0x47, 0xd5, 0xb7, 0x72, 0x83, 0xe5, 0x12, 0xd3, 0x60, 0x3f, 0x1f, 0x1c, 0x8d, 0xe6, 0x8f} return coinutil.NewAddressPubKeyHash(pkHash, &chaincfg.TestNet3Params) }, net: &chaincfg.TestNet3Params, }, // Negative P2PKH tests. { name: "p2pkh wrong hash length", addr: "", valid: false, f: func() (coinutil.Address, error) { pkHash := []byte{ 0x00, 0x0e, 0xf0, 0x30, 0x10, 0x7f, 0xd2, 0x6e, 0x0b, 0x6b, 0xf4, 0x05, 0x12, 0xbc, 0xa2, 0xce, 0xb1, 0xdd, 0x80, 0xad, 0xaa} return coinutil.NewAddressPubKeyHash(pkHash, &chaincfg.MainNetParams) }, }, { name: "p2pkh bad checksum", addr: "1MirQ9bwyQcGVJPwKUgapu5ouK2E2Ey4gY", valid: false, }, // Positive P2SH tests. { // Taken from transactions: // output: 3c9018e8d5615c306d72397f8f5eef44308c98fb576a88e030c25456b4f3a7ac // input: 837dea37ddc8b1e3ce646f1a656e79bbd8cc7f558ac56a169626d649ebe2a3ba. name: "mainnet p2sh", addr: "3QJmV3qfvL9SuYo34YihAf3sRCW3qSinyC", encoded: "3QJmV3qfvL9SuYo34YihAf3sRCW3qSinyC", valid: true, result: coinutil.TstAddressScriptHash( [ripemd160.Size]byte{ 0xf8, 0x15, 0xb0, 0x36, 0xd9, 0xbb, 0xbc, 0xe5, 0xe9, 0xf2, 0xa0, 0x0a, 0xbd, 0x1b, 0xf3, 0xdc, 0x91, 0xe9, 0x55, 0x10}, chaincfg.MainNetParams.ScriptHashAddrID), f: func() (coinutil.Address, error) { script := []byte{ 0x52, 0x41, 0x04, 0x91, 0xbb, 0xa2, 0x51, 0x09, 0x12, 0xa5, 0xbd, 0x37, 0xda, 0x1f, 0xb5, 0xb1, 0x67, 0x30, 0x10, 0xe4, 0x3d, 0x2c, 0x6d, 0x81, 0x2c, 0x51, 0x4e, 0x91, 0xbf, 0xa9, 0xf2, 0xeb, 0x12, 0x9e, 0x1c, 0x18, 0x33, 0x29, 0xdb, 0x55, 0xbd, 0x86, 0x8e, 0x20, 0x9a, 0xac, 0x2f, 0xbc, 0x02, 0xcb, 0x33, 0xd9, 0x8f, 0xe7, 0x4b, 0xf2, 0x3f, 0x0c, 0x23, 0x5d, 0x61, 0x26, 0xb1, 0xd8, 0x33, 0x4f, 0x86, 0x41, 0x04, 0x86, 0x5c, 0x40, 0x29, 0x3a, 0x68, 0x0c, 0xb9, 0xc0, 0x20, 0xe7, 0xb1, 0xe1, 0x06, 0xd8, 0xc1, 0x91, 0x6d, 0x3c, 0xef, 0x99, 0xaa, 0x43, 0x1a, 0x56, 0xd2, 0x53, 0xe6, 0x92, 0x56, 0xda, 0xc0, 0x9e, 0xf1, 0x22, 0xb1, 0xa9, 0x86, 0x81, 0x8a, 0x7c, 0xb6, 0x24, 0x53, 0x2f, 0x06, 0x2c, 0x1d, 0x1f, 0x87, 0x22, 0x08, 0x48, 0x61, 0xc5, 0xc3, 0x29, 0x1c, 0xcf, 0xfe, 0xf4, 0xec, 0x68, 0x74, 0x41, 0x04, 0x8d, 0x24, 0x55, 0xd2, 0x40, 0x3e, 0x08, 0x70, 0x8f, 0xc1, 0xf5, 0x56, 0x00, 0x2f, 0x1b, 0x6c, 0xd8, 0x3f, 0x99, 0x2d, 0x08, 0x50, 0x97, 0xf9, 0x97, 0x4a, 0xb0, 0x8a, 0x28, 0x83, 0x8f, 0x07, 0x89, 0x6f, 0xba, 0xb0, 0x8f, 0x39, 0x49, 0x5e, 0x15, 0xfa, 0x6f, 0xad, 0x6e, 0xdb, 0xfb, 0x1e, 0x75, 0x4e, 0x35, 0xfa, 0x1c, 0x78, 0x44, 0xc4, 0x1f, 0x32, 0x2a, 0x18, 0x63, 0xd4, 0x62, 0x13, 0x53, 0xae} return coinutil.NewAddressScriptHash(script, &chaincfg.MainNetParams) }, net: &chaincfg.MainNetParams, }, { // Taken from transactions: // output: b0539a45de13b3e0403909b8bd1a555b8cbe45fd4e3f3fda76f3a5f52835c29d // input: (not yet redeemed at time test was written) name: "mainnet p2sh 2", addr: "3NukJ6fYZJ5Kk8bPjycAnruZkE5Q7UW7i8", encoded: "3NukJ6fYZJ5Kk8bPjycAnruZkE5Q7UW7i8", valid: true, result: coinutil.TstAddressScriptHash( [ripemd160.Size]byte{ 0xe8, 0xc3, 0x00, 0xc8, 0x79, 0x86, 0xef, 0xa8, 0x4c, 0x37, 0xc0, 0x51, 0x99, 0x29, 0x01, 0x9e, 0xf8, 0x6e, 0xb5, 0xb4}, chaincfg.MainNetParams.ScriptHashAddrID), f: func() (coinutil.Address, error) { hash := []byte{ 0xe8, 0xc3, 0x00, 0xc8, 0x79, 0x86, 0xef, 0xa8, 0x4c, 0x37, 0xc0, 0x51, 0x99, 0x29, 0x01, 0x9e, 0xf8, 0x6e, 0xb5, 0xb4} return coinutil.NewAddressScriptHashFromHash(hash, &chaincfg.MainNetParams) }, net: &chaincfg.MainNetParams, }, { // Taken from bitcoind base58_keys_valid. name: "testnet p2sh", addr: "2NBFNJTktNa7GZusGbDbGKRZTxdK9VVez3n", encoded: "2NBFNJTktNa7GZusGbDbGKRZTxdK9VVez3n", valid: true, result: coinutil.TstAddressScriptHash( [ripemd160.Size]byte{ 0xc5, 0x79, 0x34, 0x2c, 0x2c, 0x4c, 0x92, 0x20, 0x20, 0x5e, 0x2c, 0xdc, 0x28, 0x56, 0x17, 0x04, 0x0c, 0x92, 0x4a, 0x0a}, chaincfg.TestNet3Params.ScriptHashAddrID), f: func() (coinutil.Address, error) { hash := []byte{ 0xc5, 0x79, 0x34, 0x2c, 0x2c, 0x4c, 0x92, 0x20, 0x20, 0x5e, 0x2c, 0xdc, 0x28, 0x56, 0x17, 0x04, 0x0c, 0x92, 0x4a, 0x0a} return coinutil.NewAddressScriptHashFromHash(hash, &chaincfg.TestNet3Params) }, net: &chaincfg.TestNet3Params, }, // Negative P2SH tests. { name: "p2sh wrong hash length", addr: "", valid: false, f: func() (coinutil.Address, error) { hash := []byte{ 0x00, 0xf8, 0x15, 0xb0, 0x36, 0xd9, 0xbb, 0xbc, 0xe5, 0xe9, 0xf2, 0xa0, 0x0a, 0xbd, 0x1b, 0xf3, 0xdc, 0x91, 0xe9, 0x55, 0x10} return coinutil.NewAddressScriptHashFromHash(hash, &chaincfg.MainNetParams) }, }, // Positive P2PK tests. { name: "mainnet p2pk compressed (0x02)", addr: "02192d74d0cb94344c9569c2e77901573d8d7903c3ebec3a957724895dca52c6b4", encoded: "13CG6SJ3yHUXo4Cr2RY4THLLJrNFuG3gUg", valid: true, result: coinutil.TstAddressPubKey( []byte{ 0x02, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95, 0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03, 0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca, 0x52, 0xc6, 0xb4}, coinutil.PKFCompressed, chaincfg.MainNetParams.PubKeyHashAddrID), f: func() (coinutil.Address, error) { serializedPubKey := []byte{ 0x02, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95, 0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03, 0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca, 0x52, 0xc6, 0xb4} return coinutil.NewAddressPubKey(serializedPubKey, &chaincfg.MainNetParams) }, net: &chaincfg.MainNetParams, }, { name: "mainnet p2pk compressed (0x03)", addr: "03b0bd634234abbb1ba1e986e884185c61cf43e001f9137f23c2c409273eb16e65", encoded: "15sHANNUBSh6nDp8XkDPmQcW6n3EFwmvE6", valid: true, result: coinutil.TstAddressPubKey( []byte{ 0x03, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1, 0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0, 0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e, 0xb1, 0x6e, 0x65}, coinutil.PKFCompressed, chaincfg.MainNetParams.PubKeyHashAddrID), f: func() (coinutil.Address, error) { serializedPubKey := []byte{ 0x03, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1, 0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0, 0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e, 0xb1, 0x6e, 0x65} return coinutil.NewAddressPubKey(serializedPubKey, &chaincfg.MainNetParams) }, net: &chaincfg.MainNetParams, }, { name: "mainnet p2pk uncompressed (0x04)", addr: "0411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5cb2" + "e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3", encoded: "12cbQLTFMXRnSzktFkuoG3eHoMeFtpTu3S", valid: true, result: coinutil.TstAddressPubKey( []byte{ 0x04, 0x11, 0xdb, 0x93, 0xe1, 0xdc, 0xdb, 0x8a, 0x01, 0x6b, 0x49, 0x84, 0x0f, 0x8c, 0x53, 0xbc, 0x1e, 0xb6, 0x8a, 0x38, 0x2e, 0x97, 0xb1, 0x48, 0x2e, 0xca, 0xd7, 0xb1, 0x48, 0xa6, 0x90, 0x9a, 0x5c, 0xb2, 0xe0, 0xea, 0xdd, 0xfb, 0x84, 0xcc, 0xf9, 0x74, 0x44, 0x64, 0xf8, 0x2e, 0x16, 0x0b, 0xfa, 0x9b, 0x8b, 0x64, 0xf9, 0xd4, 0xc0, 0x3f, 0x99, 0x9b, 0x86, 0x43, 0xf6, 0x56, 0xb4, 0x12, 0xa3}, coinutil.PKFUncompressed, chaincfg.MainNetParams.PubKeyHashAddrID), f: func() (coinutil.Address, error) { serializedPubKey := []byte{ 0x04, 0x11, 0xdb, 0x93, 0xe1, 0xdc, 0xdb, 0x8a, 0x01, 0x6b, 0x49, 0x84, 0x0f, 0x8c, 0x53, 0xbc, 0x1e, 0xb6, 0x8a, 0x38, 0x2e, 0x97, 0xb1, 0x48, 0x2e, 0xca, 0xd7, 0xb1, 0x48, 0xa6, 0x90, 0x9a, 0x5c, 0xb2, 0xe0, 0xea, 0xdd, 0xfb, 0x84, 0xcc, 0xf9, 0x74, 0x44, 0x64, 0xf8, 0x2e, 0x16, 0x0b, 0xfa, 0x9b, 0x8b, 0x64, 0xf9, 0xd4, 0xc0, 0x3f, 0x99, 0x9b, 0x86, 0x43, 0xf6, 0x56, 0xb4, 0x12, 0xa3} return coinutil.NewAddressPubKey(serializedPubKey, &chaincfg.MainNetParams) }, net: &chaincfg.MainNetParams, }, { name: "mainnet p2pk hybrid (0x06)", addr: "06192d74d0cb94344c9569c2e77901573d8d7903c3ebec3a957724895dca52c6b4" + "0d45264838c0bd96852662ce6a847b197376830160c6d2eb5e6a4c44d33f453e", encoded: "1Ja5rs7XBZnK88EuLVcFqYGMEbBitzchmX", valid: true, result: coinutil.TstAddressPubKey( []byte{ 0x06, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95, 0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03, 0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca, 0x52, 0xc6, 0xb4, 0x0d, 0x45, 0x26, 0x48, 0x38, 0xc0, 0xbd, 0x96, 0x85, 0x26, 0x62, 0xce, 0x6a, 0x84, 0x7b, 0x19, 0x73, 0x76, 0x83, 0x01, 0x60, 0xc6, 0xd2, 0xeb, 0x5e, 0x6a, 0x4c, 0x44, 0xd3, 0x3f, 0x45, 0x3e}, coinutil.PKFHybrid, chaincfg.MainNetParams.PubKeyHashAddrID), f: func() (coinutil.Address, error) { serializedPubKey := []byte{ 0x06, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95, 0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03, 0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca, 0x52, 0xc6, 0xb4, 0x0d, 0x45, 0x26, 0x48, 0x38, 0xc0, 0xbd, 0x96, 0x85, 0x26, 0x62, 0xce, 0x6a, 0x84, 0x7b, 0x19, 0x73, 0x76, 0x83, 0x01, 0x60, 0xc6, 0xd2, 0xeb, 0x5e, 0x6a, 0x4c, 0x44, 0xd3, 0x3f, 0x45, 0x3e} return coinutil.NewAddressPubKey(serializedPubKey, &chaincfg.MainNetParams) }, net: &chaincfg.MainNetParams, }, { name: "mainnet p2pk hybrid (0x07)", addr: "07b0bd634234abbb1ba1e986e884185c61cf43e001f9137f23c2c409273eb16e65" + "37a576782eba668a7ef8bd3b3cfb1edb7117ab65129b8a2e681f3c1e0908ef7b", encoded: "1ExqMmf6yMxcBMzHjbj41wbqYuqoX6uBLG", valid: true, result: coinutil.TstAddressPubKey( []byte{ 0x07, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1, 0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0, 0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e, 0xb1, 0x6e, 0x65, 0x37, 0xa5, 0x76, 0x78, 0x2e, 0xba, 0x66, 0x8a, 0x7e, 0xf8, 0xbd, 0x3b, 0x3c, 0xfb, 0x1e, 0xdb, 0x71, 0x17, 0xab, 0x65, 0x12, 0x9b, 0x8a, 0x2e, 0x68, 0x1f, 0x3c, 0x1e, 0x09, 0x08, 0xef, 0x7b}, coinutil.PKFHybrid, chaincfg.MainNetParams.PubKeyHashAddrID), f: func() (coinutil.Address, error) { serializedPubKey := []byte{ 0x07, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1, 0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0, 0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e, 0xb1, 0x6e, 0x65, 0x37, 0xa5, 0x76, 0x78, 0x2e, 0xba, 0x66, 0x8a, 0x7e, 0xf8, 0xbd, 0x3b, 0x3c, 0xfb, 0x1e, 0xdb, 0x71, 0x17, 0xab, 0x65, 0x12, 0x9b, 0x8a, 0x2e, 0x68, 0x1f, 0x3c, 0x1e, 0x09, 0x08, 0xef, 0x7b} return coinutil.NewAddressPubKey(serializedPubKey, &chaincfg.MainNetParams) }, net: &chaincfg.MainNetParams, }, { name: "testnet p2pk compressed (0x02)", addr: "02192d74d0cb94344c9569c2e77901573d8d7903c3ebec3a957724895dca52c6b4", encoded: "mhiDPVP2nJunaAgTjzWSHCYfAqxxrxzjmo", valid: true, result: coinutil.TstAddressPubKey( []byte{ 0x02, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95, 0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03, 0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca, 0x52, 0xc6, 0xb4}, coinutil.PKFCompressed, chaincfg.TestNet3Params.PubKeyHashAddrID), f: func() (coinutil.Address, error) { serializedPubKey := []byte{ 0x02, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95, 0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03, 0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca, 0x52, 0xc6, 0xb4} return coinutil.NewAddressPubKey(serializedPubKey, &chaincfg.TestNet3Params) }, net: &chaincfg.TestNet3Params, }, { name: "testnet p2pk compressed (0x03)", addr: "03b0bd634234abbb1ba1e986e884185c61cf43e001f9137f23c2c409273eb16e65", encoded: "mkPETRTSzU8MZLHkFKBmbKppxmdw9qT42t", valid: true, result: coinutil.TstAddressPubKey( []byte{ 0x03, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1, 0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0, 0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e, 0xb1, 0x6e, 0x65}, coinutil.PKFCompressed, chaincfg.TestNet3Params.PubKeyHashAddrID), f: func() (coinutil.Address, error) { serializedPubKey := []byte{ 0x03, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1, 0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0, 0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e, 0xb1, 0x6e, 0x65} return coinutil.NewAddressPubKey(serializedPubKey, &chaincfg.TestNet3Params) }, net: &chaincfg.TestNet3Params, }, { name: "testnet p2pk uncompressed (0x04)", addr: "0411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5" + "cb2e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3", encoded: "mh8YhPYEAYs3E7EVyKtB5xrcfMExkkdEMF", valid: true, result: coinutil.TstAddressPubKey( []byte{ 0x04, 0x11, 0xdb, 0x93, 0xe1, 0xdc, 0xdb, 0x8a, 0x01, 0x6b, 0x49, 0x84, 0x0f, 0x8c, 0x53, 0xbc, 0x1e, 0xb6, 0x8a, 0x38, 0x2e, 0x97, 0xb1, 0x48, 0x2e, 0xca, 0xd7, 0xb1, 0x48, 0xa6, 0x90, 0x9a, 0x5c, 0xb2, 0xe0, 0xea, 0xdd, 0xfb, 0x84, 0xcc, 0xf9, 0x74, 0x44, 0x64, 0xf8, 0x2e, 0x16, 0x0b, 0xfa, 0x9b, 0x8b, 0x64, 0xf9, 0xd4, 0xc0, 0x3f, 0x99, 0x9b, 0x86, 0x43, 0xf6, 0x56, 0xb4, 0x12, 0xa3}, coinutil.PKFUncompressed, chaincfg.TestNet3Params.PubKeyHashAddrID), f: func() (coinutil.Address, error) { serializedPubKey := []byte{ 0x04, 0x11, 0xdb, 0x93, 0xe1, 0xdc, 0xdb, 0x8a, 0x01, 0x6b, 0x49, 0x84, 0x0f, 0x8c, 0x53, 0xbc, 0x1e, 0xb6, 0x8a, 0x38, 0x2e, 0x97, 0xb1, 0x48, 0x2e, 0xca, 0xd7, 0xb1, 0x48, 0xa6, 0x90, 0x9a, 0x5c, 0xb2, 0xe0, 0xea, 0xdd, 0xfb, 0x84, 0xcc, 0xf9, 0x74, 0x44, 0x64, 0xf8, 0x2e, 0x16, 0x0b, 0xfa, 0x9b, 0x8b, 0x64, 0xf9, 0xd4, 0xc0, 0x3f, 0x99, 0x9b, 0x86, 0x43, 0xf6, 0x56, 0xb4, 0x12, 0xa3} return coinutil.NewAddressPubKey(serializedPubKey, &chaincfg.TestNet3Params) }, net: &chaincfg.TestNet3Params, }, { name: "testnet p2pk hybrid (0x06)", addr: "06192d74d0cb94344c9569c2e77901573d8d7903c3ebec3a957724895dca52c6b" + "40d45264838c0bd96852662ce6a847b197376830160c6d2eb5e6a4c44d33f453e", encoded: "my639vCVzbDZuEiX44adfTUg6anRomZLEP", valid: true, result: coinutil.TstAddressPubKey( []byte{ 0x06, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95, 0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03, 0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca, 0x52, 0xc6, 0xb4, 0x0d, 0x45, 0x26, 0x48, 0x38, 0xc0, 0xbd, 0x96, 0x85, 0x26, 0x62, 0xce, 0x6a, 0x84, 0x7b, 0x19, 0x73, 0x76, 0x83, 0x01, 0x60, 0xc6, 0xd2, 0xeb, 0x5e, 0x6a, 0x4c, 0x44, 0xd3, 0x3f, 0x45, 0x3e}, coinutil.PKFHybrid, chaincfg.TestNet3Params.PubKeyHashAddrID), f: func() (coinutil.Address, error) { serializedPubKey := []byte{ 0x06, 0x19, 0x2d, 0x74, 0xd0, 0xcb, 0x94, 0x34, 0x4c, 0x95, 0x69, 0xc2, 0xe7, 0x79, 0x01, 0x57, 0x3d, 0x8d, 0x79, 0x03, 0xc3, 0xeb, 0xec, 0x3a, 0x95, 0x77, 0x24, 0x89, 0x5d, 0xca, 0x52, 0xc6, 0xb4, 0x0d, 0x45, 0x26, 0x48, 0x38, 0xc0, 0xbd, 0x96, 0x85, 0x26, 0x62, 0xce, 0x6a, 0x84, 0x7b, 0x19, 0x73, 0x76, 0x83, 0x01, 0x60, 0xc6, 0xd2, 0xeb, 0x5e, 0x6a, 0x4c, 0x44, 0xd3, 0x3f, 0x45, 0x3e} return coinutil.NewAddressPubKey(serializedPubKey, &chaincfg.TestNet3Params) }, net: &chaincfg.TestNet3Params, }, { name: "testnet p2pk hybrid (0x07)", addr: "07b0bd634234abbb1ba1e986e884185c61cf43e001f9137f23c2c409273eb16e6" + "537a576782eba668a7ef8bd3b3cfb1edb7117ab65129b8a2e681f3c1e0908ef7b", encoded: "muUnepk5nPPrxUTuTAhRqrpAQuSWS5fVii", valid: true, result: coinutil.TstAddressPubKey( []byte{ 0x07, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1, 0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0, 0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e, 0xb1, 0x6e, 0x65, 0x37, 0xa5, 0x76, 0x78, 0x2e, 0xba, 0x66, 0x8a, 0x7e, 0xf8, 0xbd, 0x3b, 0x3c, 0xfb, 0x1e, 0xdb, 0x71, 0x17, 0xab, 0x65, 0x12, 0x9b, 0x8a, 0x2e, 0x68, 0x1f, 0x3c, 0x1e, 0x09, 0x08, 0xef, 0x7b}, coinutil.PKFHybrid, chaincfg.TestNet3Params.PubKeyHashAddrID), f: func() (coinutil.Address, error) { serializedPubKey := []byte{ 0x07, 0xb0, 0xbd, 0x63, 0x42, 0x34, 0xab, 0xbb, 0x1b, 0xa1, 0xe9, 0x86, 0xe8, 0x84, 0x18, 0x5c, 0x61, 0xcf, 0x43, 0xe0, 0x01, 0xf9, 0x13, 0x7f, 0x23, 0xc2, 0xc4, 0x09, 0x27, 0x3e, 0xb1, 0x6e, 0x65, 0x37, 0xa5, 0x76, 0x78, 0x2e, 0xba, 0x66, 0x8a, 0x7e, 0xf8, 0xbd, 0x3b, 0x3c, 0xfb, 0x1e, 0xdb, 0x71, 0x17, 0xab, 0x65, 0x12, 0x9b, 0x8a, 0x2e, 0x68, 0x1f, 0x3c, 0x1e, 0x09, 0x08, 0xef, 0x7b} return coinutil.NewAddressPubKey(serializedPubKey, &chaincfg.TestNet3Params) }, net: &chaincfg.TestNet3Params, }, } for _, test := range tests { // Decode addr and compare error against valid. decoded, err := coinutil.DecodeAddress(test.addr, test.net) if (err == nil) != test.valid { t.Errorf("%v: decoding test failed: %v", test.name, err) return } if err == nil { // Ensure the stringer returns the same address as the // original. if decodedStringer, ok := decoded.(fmt.Stringer); ok { if test.addr != decodedStringer.String() { t.Errorf("%v: String on decoded value does not match expected value: %v != %v", test.name, test.addr, decodedStringer.String()) return } } // Encode again and compare against the original. encoded := decoded.EncodeAddress() if test.encoded != encoded { t.Errorf("%v: decoding and encoding produced different addressess: %v != %v", test.name, test.encoded, encoded) return } // Perform type-specific calculations. var saddr []byte switch d := decoded.(type) { case *coinutil.AddressPubKeyHash: saddr = coinutil.TstAddressSAddr(encoded) case *coinutil.AddressScriptHash: saddr = coinutil.TstAddressSAddr(encoded) case *coinutil.AddressPubKey: // Ignore the error here since the script // address is checked below. saddr, _ = hex.DecodeString(d.String()) } // Check script address, as well as the Hash160 method for P2PKH and // P2SH addresses. if !bytes.Equal(saddr, decoded.ScriptAddress()) { t.Errorf("%v: script addresses do not match:\n%x != \n%x", test.name, saddr, decoded.ScriptAddress()) return } switch a := decoded.(type) { case *coinutil.AddressPubKeyHash: if h := a.Hash160()[:]; !bytes.Equal(saddr, h) { t.Errorf("%v: hashes do not match:\n%x != \n%x", test.name, saddr, h) return } case *coinutil.AddressScriptHash: if h := a.Hash160()[:]; !bytes.Equal(saddr, h) { t.Errorf("%v: hashes do not match:\n%x != \n%x", test.name, saddr, h) return } } // Ensure the address is for the expected network. if !decoded.IsForNet(test.net) { t.Errorf("%v: calculated network does not match expected", test.name) return } } if !test.valid { // If address is invalid, but a creation function exists, // verify that it returns a nil addr and non-nil error. if test.f != nil { _, err := test.f() if err == nil { t.Errorf("%v: address is invalid but creating new address succeeded", test.name) return } } continue } // Valid test, compare address created with f against expected result. addr, err := test.f() if err != nil { t.Errorf("%v: address is valid but creating new address failed with error %v", test.name, err) return } if !reflect.DeepEqual(addr, test.result) { t.Errorf("%v: created address does not match expected result", test.name) return } } }
// Address converts the extended key to a standard bitcoin pay-to-pubkey-hash // address for the passed network. func (k *ExtendedKey) Address(net *chaincfg.Params) (*coinutil.AddressPubKeyHash, error) { pkHash := coinutil.Hash160(k.pubKeyBytes()) return coinutil.NewAddressPubKeyHash(pkHash, net) }
// TestPayToAddrScript ensures the PayToAddrScript function generates the // correct scripts for the various types of addresses. func TestPayToAddrScript(t *testing.T) { t.Parallel() // 1MirQ9bwyQcGVJPwKUgapu5ouK2E2Ey4gX p2pkhMain, err := coinutil.NewAddressPubKeyHash(decodeHex("e34cce70c863"+ "73273efcc54ce7d2a491bb4a0e84"), &chaincfg.MainNetParams) if err != nil { t.Errorf("Unable to create public key hash address: %v", err) return } // Taken from transaction: // b0539a45de13b3e0403909b8bd1a555b8cbe45fd4e3f3fda76f3a5f52835c29d p2shMain, _ := coinutil.NewAddressScriptHashFromHash(decodeHex("e8c300"+ "c87986efa84c37c0519929019ef86eb5b4"), &chaincfg.MainNetParams) if err != nil { t.Errorf("Unable to create script hash address: %v", err) return } // mainnet p2pk 13CG6SJ3yHUXo4Cr2RY4THLLJrNFuG3gUg p2pkCompressedMain, err := coinutil.NewAddressPubKey(decodeHex("02192d74"+ "d0cb94344c9569c2e77901573d8d7903c3ebec3a957724895dca52c6b4"), &chaincfg.MainNetParams) if err != nil { t.Errorf("Unable to create pubkey address (compressed): %v", err) return } p2pkCompressed2Main, err := coinutil.NewAddressPubKey(decodeHex("03b0bd"+ "634234abbb1ba1e986e884185c61cf43e001f9137f23c2c409273eb16e65"), &chaincfg.MainNetParams) if err != nil { t.Errorf("Unable to create pubkey address (compressed 2): %v", err) return } p2pkUncompressedMain, err := coinutil.NewAddressPubKey(decodeHex("0411db"+ "93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5cb2"+ "e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3"), &chaincfg.MainNetParams) if err != nil { t.Errorf("Unable to create pubkey address (uncompressed): %v", err) return } tests := []struct { in coinutil.Address expected string err error }{ // pay-to-pubkey-hash address on mainnet { p2pkhMain, "DUP HASH160 DATA_20 0xe34cce70c86373273efcc54ce7d2a4" + "91bb4a0e8488 CHECKSIG", nil, }, // pay-to-script-hash address on mainnet { p2shMain, "HASH160 DATA_20 0xe8c300c87986efa84c37c0519929019ef8" + "6eb5b4 EQUAL", nil, }, // pay-to-pubkey address on mainnet. compressed key. { p2pkCompressedMain, "DATA_33 0x02192d74d0cb94344c9569c2e77901573d8d7903c3" + "ebec3a957724895dca52c6b4 CHECKSIG", nil, }, // pay-to-pubkey address on mainnet. compressed key (other way). { p2pkCompressed2Main, "DATA_33 0x03b0bd634234abbb1ba1e986e884185c61cf43e001" + "f9137f23c2c409273eb16e65 CHECKSIG", nil, }, // pay-to-pubkey address on mainnet. uncompressed key. { p2pkUncompressedMain, "DATA_65 0x0411db93e1dcdb8a016b49840f8c53bc1eb68a382e" + "97b1482ecad7b148a6909a5cb2e0eaddfb84ccf97444" + "64f82e160bfa9b8b64f9d4c03f999b8643f656b412a3 " + "CHECKSIG", nil, }, // Supported address types with nil pointers. {(*coinutil.AddressPubKeyHash)(nil), "", txscript.ErrUnsupportedAddress}, {(*coinutil.AddressScriptHash)(nil), "", txscript.ErrUnsupportedAddress}, {(*coinutil.AddressPubKey)(nil), "", txscript.ErrUnsupportedAddress}, // Unsupported address type. {&bogusAddress{}, "", txscript.ErrUnsupportedAddress}, } t.Logf("Running %d tests", len(tests)) for i, test := range tests { pkScript, err := txscript.PayToAddrScript(test.in) if err != test.err { t.Errorf("PayToAddrScript #%d unexpected error - "+ "got %v, want %v", i, err, test.err) continue } expected := mustParseShortForm(test.expected) if !bytes.Equal(pkScript, expected) { t.Errorf("PayToAddrScript #%d got: %x\nwant: %x", i, pkScript, expected) continue } } }
// ExtractPkScriptAddrs returns the type of script, addresses and required // signatures associated with the passed PkScript. Note that it only works for // 'standard' transaction script types. Any data such as public keys which are // invalid are omitted from the results. func ExtractPkScriptAddrs(pkScript []byte, chainParams *chaincfg.Params) (ScriptClass, []coinutil.Address, int, error) { var addrs []coinutil.Address var requiredSigs int // No valid addresses or required signatures if the script doesn't // parse. pops, err := parseScript(pkScript) if err != nil { return NonStandardTy, nil, 0, err } scriptClass := typeOfScript(pops) switch scriptClass { case PubKeyHashTy: // A pay-to-pubkey-hash script is of the form: // OP_DUP OP_HASH160 <hash> OP_EQUALVERIFY OP_CHECKSIG // Therefore the pubkey hash is the 3rd item on the stack. // Skip the pubkey hash if it's invalid for some reason. requiredSigs = 1 addr, err := coinutil.NewAddressPubKeyHash(pops[2].data, chainParams) if err == nil { addrs = append(addrs, addr) } case PubKeyTy: // A pay-to-pubkey script is of the form: // <pubkey> OP_CHECKSIG // Therefore the pubkey is the first item on the stack. // Skip the pubkey if it's invalid for some reason. requiredSigs = 1 addr, err := coinutil.NewAddressPubKey(pops[0].data, chainParams) if err == nil { addrs = append(addrs, addr) } case ScriptHashTy: // A pay-to-script-hash script is of the form: // OP_HASH160 <scripthash> OP_EQUAL // Therefore the script hash is the 2nd item on the stack. // Skip the script hash if it's invalid for some reason. requiredSigs = 1 addr, err := coinutil.NewAddressScriptHashFromHash(pops[1].data, chainParams) if err == nil { addrs = append(addrs, addr) } case MultiSigTy: // A multi-signature script is of the form: // <numsigs> <pubkey> <pubkey> <pubkey>... <numpubkeys> OP_CHECKMULTISIG // Therefore the number of required signatures is the 1st item // on the stack and the number of public keys is the 2nd to last // item on the stack. requiredSigs = asSmallInt(pops[0].opcode) numPubKeys := asSmallInt(pops[len(pops)-2].opcode) // Extract the public keys while skipping any that are invalid. addrs = make([]coinutil.Address, 0, numPubKeys) for i := 0; i < numPubKeys; i++ { addr, err := coinutil.NewAddressPubKey(pops[i+1].data, chainParams) if err == nil { addrs = append(addrs, addr) } } case NullDataTy: // Null data transactions have no addresses or required // signatures. case NonStandardTy: // Don't attempt to extract addresses or required signatures for // nonstandard transactions. } return scriptClass, addrs, requiredSigs, nil }