// sign raw transaction with all the keys we have func dump_raw_tx() { tx := raw_tx_from_file(*dumptxfn) if tx == nil { fmt.Println("ERROR: Cannot decode the raw transaction") return } fmt.Println("Version:", tx.Version) 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 { dump_sigscript(tx.TxIn[i].ScriptSig) } } fmt.Println("TX OUT cnt:", len(tx.TxOut)) for i := range tx.TxOut { fmt.Printf("%4d) %20s BTC to ", i, btc.UintToBtc(tx.TxOut[i].Value)) addr := btc.NewAddrFromPkScript(tx.TxOut[i].Pk_script, *testnet) if addr != nil { fmt.Println("address", addr.String()) } else { fmt.Println("Pk_script", hex.EncodeToString(tx.TxOut[i].Pk_script)) } } fmt.Println("Lock Time:", tx.Lock_time) }
func dl_payment(w http.ResponseWriter, r *http.Request) { if !ipchecker(r) { return } var err string r.ParseForm() if len(r.Form["outcnt"]) == 1 { var thisbal btc.AllUnspentTx var pay_cmd string var totalinput, spentsofar uint64 var change_addr *btc.BtcAddr tx := new(btc.Tx) tx.Version = 1 tx.Lock_time = 0 outcnt, _ := strconv.ParseUint(r.Form["outcnt"][0], 10, 32) wallet.LockBal() for i := 1; i <= int(outcnt); i++ { is := fmt.Sprint(i) if len(r.Form["txout"+is]) == 1 && r.Form["txout"+is][0] == "on" { hash := btc.NewUint256FromString(r.Form["txid"+is][0]) if hash != nil { vout, er := strconv.ParseUint(r.Form["txvout"+is][0], 10, 32) if er == nil { var po = btc.TxPrevOut{Hash: hash.Hash, Vout: uint32(vout)} for j := range wallet.MyBalance { if wallet.MyBalance[j].TxPrevOut == po { thisbal = append(thisbal, wallet.MyBalance[j]) // Add the input to our tx tin := new(btc.TxIn) tin.Input = wallet.MyBalance[j].TxPrevOut tin.Sequence = 0xffffffff tx.TxIn = append(tx.TxIn, tin) totalinput += wallet.MyBalance[j].Value if change_addr == nil { change_addr = wallet.MyBalance[j].BtcAddr } } } } } } } wallet.UnlockBal() for i := 1; ; i++ { adridx := fmt.Sprint("adr", i) btcidx := fmt.Sprint("btc", i) if len(r.Form[adridx]) != 1 || len(r.Form[btcidx]) != 1 { break } if len(r.Form[adridx][0]) > 1 { addr, er := btc.NewAddrFromString(r.Form[adridx][0]) if er == nil { am, er := btc.StringToSatoshis(r.Form[btcidx][0]) if er == nil && am > 0 { if pay_cmd == "" { pay_cmd = "wallet -useallinputs -send " } else { pay_cmd += "," } pay_cmd += addr.Enc58str + "=" + btc.UintToBtc(am) tout := new(btc.TxOut) tout.Value = am tout.Pk_script = addr.OutScript() tx.TxOut = append(tx.TxOut, tout) spentsofar += am } else { err = "Incorrect amount (" + r.Form[btcidx][0] + ") for Output #" + fmt.Sprint(i) goto error } } else { err = "Incorrect address (" + r.Form[adridx][0] + ") for Output #" + fmt.Sprint(i) goto error } } } if pay_cmd == "" { err = "No inputs selected" goto error } am, er := btc.StringToSatoshis(r.Form["txfee"][0]) if er != nil { err = "Incorrect fee value: " + r.Form["txfee"][0] goto error } pay_cmd += " -fee " + r.Form["txfee"][0] spentsofar += am if len(r.Form["change"][0]) > 1 { addr, er := btc.NewAddrFromString(r.Form["change"][0]) if er != nil { err = "Incorrect change address: " + r.Form["change"][0] goto error } change_addr = addr } pay_cmd += " -change " + change_addr.String() if totalinput > spentsofar { // Add change output tout := new(btc.TxOut) tout.Value = totalinput - spentsofar tout.Pk_script = change_addr.OutScript() tx.TxOut = append(tx.TxOut, tout) } buf := new(bytes.Buffer) zi := zip.NewWriter(buf) was_tx := make(map[[32]byte]bool, len(thisbal)) for i := range thisbal { if was_tx[thisbal[i].TxPrevOut.Hash] { continue } was_tx[thisbal[i].TxPrevOut.Hash] = true txid := btc.NewUint256(thisbal[i].TxPrevOut.Hash[:]) fz, _ := zi.Create("balance/" + txid.String() + ".tx") wallet.GetRawTransaction(thisbal[i].MinedAt, txid, fz) } fz, _ := zi.Create("balance/unspent.txt") for i := range thisbal { fmt.Fprintf(fz, "%s # %.8f BTC @ %s, %d confs\n", thisbal[i].TxPrevOut.String(), float64(thisbal[i].Value)/1e8, thisbal[i].BtcAddr.StringLab(), 1+common.Last.Block.Height-thisbal[i].MinedAt) } // pay_cmd.bat if pay_cmd != "" { fz, _ = zi.Create(common.CFG.PayCommandName) fz.Write([]byte(pay_cmd)) } // Raw transaction fz, _ = zi.Create("tx2sign.txt") fz.Write([]byte(hex.EncodeToString(tx.Serialize()))) zi.Close() w.Header()["Content-Type"] = []string{"application/zip"} w.Write(buf.Bytes()) return } else { err = "Bad request" } error: s := load_template("send_error.html") write_html_head(w, r) s = strings.Replace(s, "<!--ERROR_MSG-->", err, 1) w.Write([]byte(s)) write_html_tail(w) }
// 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("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 { dump_sigscript(tx.TxIn[i].ScriptSig) } else { unsigned++ } } } fmt.Println("TX OUT cnt:", len(tx.TxOut)) for i := range tx.TxOut { fmt.Printf("%4d) %20s BTC to ", i, btc.UintToBtc(tx.TxOut[i].Value)) addr := btc.NewAddrFromPkScript(tx.TxOut[i].Pk_script, *testnet) if addr != nil { fmt.Println("address", addr.String()) } else { fmt.Println("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("Number of unsigned inputs:", unsigned) } else { fmt.Println("All the inputs seems to be signed") } } }
func dl_payment(w http.ResponseWriter, r *http.Request) { if !ipchecker(r) { return } var err string if len(r.Form["outcnt"]) == 1 { var thisbal btc.AllUnspentTx var pay_cmd string var totalinput, spentsofar uint64 var change_addr *btc.BtcAddr var multisig_input []*wallet.MultisigAddr var invalid_tx bool addrs_to_msign := make(map[string]bool) tx := new(btc.Tx) tx.Version = 1 tx.Lock_time = 0 outcnt, _ := strconv.ParseUint(r.Form["outcnt"][0], 10, 32) wallet.LockBal() for i := 1; i <= int(outcnt); i++ { is := fmt.Sprint(i) if len(r.Form["txout"+is]) == 1 && r.Form["txout"+is][0] == "on" { hash := btc.NewUint256FromString(r.Form["txid"+is][0]) if hash != nil { vout, er := strconv.ParseUint(r.Form["txvout"+is][0], 10, 32) if er == nil { var po = btc.TxPrevOut{Hash: hash.Hash, Vout: uint32(vout)} for j := range wallet.MyBalance { if wallet.MyBalance[j].TxPrevOut == po { thisbal = append(thisbal, wallet.MyBalance[j]) // Add the input to our tx tin := new(btc.TxIn) tin.Input = wallet.MyBalance[j].TxPrevOut tin.Sequence = 0xffffffff tx.TxIn = append(tx.TxIn, tin) // Add new multisig address description _, msi := wallet.IsMultisig(wallet.MyBalance[j].BtcAddr) multisig_input = append(multisig_input, msi) if msi != nil { for ai := range msi.ListOfAddres { addrs_to_msign[msi.ListOfAddres[ai]] = true } } // Add the value to total input value totalinput += wallet.MyBalance[j].Value // If no change specified, use the first input addr as it if change_addr == nil { change_addr = wallet.MyBalance[j].BtcAddr } } } } } } } wallet.UnlockBal() for i := 1; ; i++ { adridx := fmt.Sprint("adr", i) btcidx := fmt.Sprint("btc", i) if len(r.Form[adridx]) != 1 || len(r.Form[btcidx]) != 1 { break } if len(r.Form[adridx][0]) > 1 { addr, er := btc.NewAddrFromString(r.Form[adridx][0]) if er == nil { am, er := btc.StringToSatoshis(r.Form[btcidx][0]) if er == nil && am > 0 { if pay_cmd == "" { pay_cmd = "wallet -useallinputs -send " } else { pay_cmd += "," } pay_cmd += addr.Enc58str + "=" + btc.UintToBtc(am) tout := new(btc.TxOut) tout.Value = am tout.Pk_script = addr.OutScript() if tout.Pk_script != nil { tx.TxOut = append(tx.TxOut, tout) } else { invalid_tx = true } spentsofar += am } else { err = "Incorrect amount (" + r.Form[btcidx][0] + ") for Output #" + fmt.Sprint(i) goto error } } else { err = "Incorrect address (" + r.Form[adridx][0] + ") for Output #" + fmt.Sprint(i) goto error } } } if pay_cmd == "" { err = "No inputs selected" goto error } am, er := btc.StringToSatoshis(r.Form["txfee"][0]) if er != nil { err = "Incorrect fee value: " + r.Form["txfee"][0] goto error } pay_cmd += " -fee " + r.Form["txfee"][0] spentsofar += am if len(r.Form["change"][0]) > 1 { addr, er := btc.NewAddrFromString(r.Form["change"][0]) if er != nil { err = "Incorrect change address: " + r.Form["change"][0] goto error } change_addr = addr } pay_cmd += " -change " + change_addr.String() if totalinput > spentsofar { // Add change output tout := new(btc.TxOut) tout.Value = totalinput - spentsofar tout.Pk_script = change_addr.OutScript() tx.TxOut = append(tx.TxOut, tout) } buf := new(bytes.Buffer) zi := zip.NewWriter(buf) was_tx := make(map[[32]byte]bool, len(thisbal)) for i := range thisbal { if was_tx[thisbal[i].TxPrevOut.Hash] { continue } was_tx[thisbal[i].TxPrevOut.Hash] = true txid := btc.NewUint256(thisbal[i].TxPrevOut.Hash[:]) fz, _ := zi.Create("balance/" + txid.String() + ".tx") wallet.GetRawTransaction(thisbal[i].MinedAt, txid, fz) } fz, _ := zi.Create("balance/unspent.txt") for i := range thisbal { fmt.Fprintf(fz, "%s # %.8f BTC @ %s, %d confs\n", thisbal[i].TxPrevOut.String(), float64(thisbal[i].Value)/1e8, thisbal[i].BtcAddr.StringLab(), 1+common.Last.Block.Height-thisbal[i].MinedAt) } if len(addrs_to_msign) > 0 { // Multisig (or mixed) transaction ... for i := range multisig_input { if multisig_input[i] == nil { continue } d, er := hex.DecodeString(multisig_input[i].RedeemScript) if er != nil { println("ERROR parsing hex RedeemScript:", er.Error()) continue } ms, er := btc.NewMultiSigFromP2SH(d) if er != nil { println("ERROR parsing bin RedeemScript:", er.Error()) continue } tx.TxIn[i].ScriptSig = ms.Bytes() } fz, _ = zi.Create("multi2sign.txt") fz.Write([]byte(hex.EncodeToString(tx.Serialize()))) fz, _ = zi.Create("multi_" + common.CFG.PayCommandName) for k, _ := range addrs_to_msign { fmt.Fprintln(fz, "wallet -msign", k, "-raw ...") } } else { // Non-multisig transaction ... if !invalid_tx { fz, _ = zi.Create("tx2sign.txt") fz.Write([]byte(hex.EncodeToString(tx.Serialize()))) } if pay_cmd != "" { fz, _ = zi.Create(common.CFG.PayCommandName) fz.Write([]byte(pay_cmd)) } } zi.Close() w.Header()["Content-Type"] = []string{"application/zip"} w.Write(buf.Bytes()) return } else { err = "Bad request" } error: s := load_template("send_error.html") write_html_head(w, r) s = strings.Replace(s, "<!--ERROR_MSG-->", err, 1) w.Write([]byte(s)) write_html_tail(w) }