func dump_raw_sigscript(d []byte) bool {
ss, er := btc.ScriptToText(d)
if er != nil {
println(er.Error())
return false
}
p2sh := len(ss) >= 2 && d[0] == 0
if p2sh {
ms, er := btc.NewMultiSigFromScript(d)
if er == nil {
fmt.Println(" Multisig script", ms.SigsNeeded, "of", len(ms.PublicKeys))
for i := range ms.PublicKeys {
fmt.Printf(" pkey%d = %s\n", i+1, hex.EncodeToString(ms.PublicKeys[i]))
}
for i := range ms.Signatures {
fmt.Printf(" R%d = %64s\n", i+1, hex.EncodeToString(ms.Signatures[i].R.Bytes()))
fmt.Printf(" S%d = %64s\n", i+1, hex.EncodeToString(ms.Signatures[i].S.Bytes()))
fmt.Printf(" HashType%d = %02x\n", i+1, ms.Signatures[i].HashType)
}
return len(ms.Signatures) >= int(ms.SigsNeeded)
} else {
println(er.Error())
}
}
fmt.Println(" SigScript:", p2sh)
for i := range ss {
if p2sh && i == len(ss)-1 {
// Print p2sh script
d, _ = hex.DecodeString(ss[i])
s2, er := btc.ScriptToText(d)
if er != nil {
println(er.Error())
p2sh = false
fmt.Println(" ", ss[i])
continue
//return
}
fmt.Println(" P2SH spend script:")
for j := range s2 {
fmt.Println(" ", s2[j])
}
} else {
fmt.Println(" ", ss[i])
}
}
return true
}
// dump raw transaction
func dump_raw_tx() {
tx := raw_tx_from_file(*dumptxfn)
if tx == nil {
fmt.Println("ERROR: Cannot decode the raw transaction")
return
}
var unsigned int
fmt.Println("ID:", tx.Hash.String())
fmt.Println("Tx Version:", tx.Version)
if tx.IsCoinBase() {
if len(tx.TxIn[0].ScriptSig) >= 4 && tx.TxIn[0].ScriptSig[0] == 3 {
fmt.Println("Coinbase TX from block height", uint(tx.TxIn[0].ScriptSig[1])|
uint(tx.TxIn[0].ScriptSig[2])<<8|uint(tx.TxIn[0].ScriptSig[3])<<16)
} else {
fmt.Println("Coinbase TX from an unknown block")
}
s := hex.EncodeToString(tx.TxIn[0].ScriptSig)
for len(s) > 0 {
i := len(s)
if i > 64 {
i = 64
}
fmt.Println(" ", s[:i])
s = s[i:]
}
//fmt.Println()
} else {
fmt.Println("TX IN cnt:", len(tx.TxIn))
for i := range tx.TxIn {
fmt.Printf("%4d) %s sl=%d seq=%08x\n", i, tx.TxIn[i].Input.String(),
len(tx.TxIn[i].ScriptSig), tx.TxIn[i].Sequence)
if len(tx.TxIn[i].ScriptSig) > 0 {
if !dump_sigscript(tx.TxIn[i].ScriptSig) {
unsigned++
}
} else {
unsigned++
}
}
}
fmt.Println("TX OUT cnt:", len(tx.TxOut))
for i := range tx.TxOut {
fmt.Printf("%4d) %20s BTC ", i, btc.UintToBtc(tx.TxOut[i].Value))
var addr *btc.BtcAddr
if litecoin {
addr = ltc.NewAddrFromPkScript(tx.TxOut[i].Pk_script, testnet)
} else {
addr = btc.NewAddrFromPkScript(tx.TxOut[i].Pk_script, testnet)
}
if addr != nil {
if addr.Version == AddrVerScript() {
fmt.Println("to scriptH", addr.String())
} else {
fmt.Println("to address", addr.String())
}
} else if len(tx.TxOut[i].Pk_script) == 40 && tx.TxOut[i].Pk_script[0] == 0x6a &&
tx.TxOut[i].Pk_script[1] == 0x26 && tx.TxOut[i].Pk_script[2] == 0x06 {
fmt.Println("Stealth", hex.EncodeToString(tx.TxOut[i].Pk_script[3:7]),
hex.EncodeToString(tx.TxOut[i].Pk_script[7:]))
} else {
if tx.TxOut[i].Value > 0 {
fmt.Println("WARNING!!! These coins go to non-standard Pk_script:")
} else {
fmt.Println("NULL output to Pk_script:")
}
ss, er := btc.ScriptToText(tx.TxOut[i].Pk_script)
if er == nil {
for i := range ss {
fmt.Println(" ", ss[i])
}
} else {
fmt.Println(hex.EncodeToString(tx.TxOut[i].Pk_script))
fmt.Println(er.Error())
}
}
}
fmt.Println("Lock Time:", tx.Lock_time)
if !tx.IsCoinBase() {
if unsigned > 0 {
fmt.Println("WARNING:", unsigned, "out of", len(tx.TxIn), "inputs are not signed or signed only patially")
} else {
fmt.Println("All", len(tx.TxIn), "transaction inputs seem to be signed")
}
}
}
// dump raw transaction
func dump_raw_tx() {
tx := raw_tx_from_file(*dumptxfn)
if tx == nil {
fmt.Println("ERROR: Cannot decode the raw transaction")
return
}
var unsigned, totin, totout, noins uint64
fmt.Println("ID:", tx.Hash.String())
fmt.Println("Tx Version:", tx.Version)
if tx.SegWit != nil {
fmt.Println("Segregated Witness transaction", len(tx.SegWit))
} else {
fmt.Println("Regular (non-SegWit) transaction", len(tx.SegWit))
}
if tx.IsCoinBase() {
if len(tx.TxIn[0].ScriptSig) >= 4 && tx.TxIn[0].ScriptSig[0] == 3 {
fmt.Println("Coinbase TX from block height", uint(tx.TxIn[0].ScriptSig[1])|
uint(tx.TxIn[0].ScriptSig[2])<<8|uint(tx.TxIn[0].ScriptSig[3])<<16)
} else {
fmt.Println("Coinbase TX from an unknown block")
}
s := hex.EncodeToString(tx.TxIn[0].ScriptSig)
for len(s) > 0 {
i := len(s)
if i > 64 {
i = 64
}
fmt.Println(" ", s[:i])
s = s[i:]
}
for wia := range tx.SegWit {
for wib, ww := range tx.SegWit[wia] {
fmt.Println(" Witness", wia, wib, hex.EncodeToString(ww))
}
}
//fmt.Println()
} else {
fmt.Println("TX IN cnt:", len(tx.TxIn))
for i := range tx.TxIn {
fmt.Printf("%4d) %s sl=%d seq=%08x\n", i, tx.TxIn[i].Input.String(),
len(tx.TxIn[i].ScriptSig), tx.TxIn[i].Sequence)
if intx := tx_from_balance(btc.NewUint256(tx.TxIn[i].Input.Hash[:]), false); intx != nil {
val := intx.TxOut[tx.TxIn[i].Input.Vout].Value
totin += val
fmt.Printf("%15s BTC\n", btc.UintToBtc(val))
} else {
noins++
}
if len(tx.TxIn[i].ScriptSig) > 0 {
if !dump_sigscript(tx.TxIn[i].ScriptSig) {
unsigned++
}
} else {
unsigned++
}
if tx.SegWit != nil {
fmt.Println(" Witness data:")
for _, ww := range tx.SegWit[i] {
fmt.Println(" ", hex.EncodeToString(ww))
}
}
}
}
fmt.Println("TX OUT cnt:", len(tx.TxOut))
for i := range tx.TxOut {
totout += tx.TxOut[i].Value
fmt.Printf("%4d) %20s BTC ", i, btc.UintToBtc(tx.TxOut[i].Value))
addr := addr_from_pkscr(tx.TxOut[i].Pk_script)
if addr != nil {
if addr.Version == ver_script() {
fmt.Println("to scriptH", addr.String())
} else {
fmt.Println("to address", addr.String())
}
} else if len(tx.TxOut[i].Pk_script) == 40 && tx.TxOut[i].Pk_script[0] == 0x6a &&
tx.TxOut[i].Pk_script[1] == 0x26 && tx.TxOut[i].Pk_script[2] == 0x06 {
sha := sha256.New()
sha.Write(tx.TxOut[i].Pk_script[3:40])
fmt.Println("Stealth", hex.EncodeToString(sha.Sum(nil)[:4]),
hex.EncodeToString(tx.TxOut[i].Pk_script[7:]))
} else {
if tx.TxOut[i].Value > 0 {
fmt.Println("WARNING!!! These coins go to non-standard Pk_script:")
} else {
fmt.Println("NULL output to Pk_script:")
}
ss, er := btc.ScriptToText(tx.TxOut[i].Pk_script)
if er == nil {
for i := range ss {
fmt.Println(" ", ss[i])
}
} else {
fmt.Println(hex.EncodeToString(tx.TxOut[i].Pk_script))
fmt.Println(er.Error())
}
}
}
fmt.Println("Lock Time:", tx.Lock_time)
fmt.Println("Output volume:", btc.UintToBtc(totout), "BTC")
if noins == 0 {
fmt.Println("Input volume :", btc.UintToBtc(totin), "BTC")
fmt.Println("Transact. fee:", btc.UintToBtc(totin-totout), "BTC")
} else {
fmt.Println("WARNING: Unable to figure out what the fee is")
}
if !tx.IsCoinBase() {
if unsigned > 0 {
fmt.Println("WARNING:", unsigned, "out of", len(tx.TxIn), "inputs are not signed or signed only patially")
} else {
fmt.Println("All", len(tx.TxIn), "transaction inputs seem to be signed")
}
}
}