本文整理汇总了Golang中github.com/piotrnar/gocoin/btc.TxIn类的典型用法代码示例。如果您正苦于以下问题：Golang TxIn类的具体用法？Golang TxIn怎么用？Golang TxIn使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了TxIn类的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: make_signed_tx
// prepare a signed transaction
func make_signed_tx() {
// Make an empty transaction
tx := new(btc.Tx)
tx.Version = 1
tx.Lock_time = 0
// Select as many inputs as we need to pay the full amount (with the fee)
var btcsofar uint64
for inpcnt := 0; inpcnt < len(unspentOuts); inpcnt++ {
uo := UO(unspentOuts[inpcnt])
// add the input to our transaction:
tin := new(btc.TxIn)
tin.Input = *unspentOuts[inpcnt]
tin.Sequence = 0xffffffff
tx.TxIn = append(tx.TxIn, tin)
btcsofar += uo.Value
if !*useallinputs && (btcsofar >= spendBtc+feeBtc) {
break
}
}
changeBtc = btcsofar - (spendBtc + feeBtc)
if *verbose {
fmt.Printf("Spending %d out of %d outputs...\n", len(tx.TxIn), len(unspentOuts))
}
// Build transaction outputs:
tx.TxOut = make([]*btc.TxOut, len(sendTo))
for o := range sendTo {
tx.TxOut[o] = &btc.TxOut{Value: sendTo[o].amount, Pk_script: sendTo[o].addr.OutScript()}
}
if changeBtc > 0 {
// Add one more output (with the change)
chad := get_change_addr()
if *verbose {
fmt.Println("Sending change", changeBtc, "to", chad.String())
}
tx.TxOut = append(tx.TxOut, &btc.TxOut{Value: changeBtc, Pk_script: chad.OutScript()})
}
if *hashes {
dump_hashes_to_sign(tx)
} else {
sign_tx(tx)
write_tx_file(tx)
if *apply2bal {
apply_to_balance(tx)
}
}
}示例2: make_signed_tx
// prepare a signed transaction
func make_signed_tx() {
// Make an empty transaction
tx := new(btc.Tx)
tx.Version = 1
tx.Lock_time = 0
// Select as many inputs as we need to pay the full amount (with the fee)
var btcsofar uint64
var inpcnt uint
for inpcnt = 0; inpcnt < uint(len(unspentOuts)); inpcnt++ {
uo := UO(unspentOuts[inpcnt])
// add the input to our transaction:
tin := new(btc.TxIn)
tin.Input = *unspentOuts[inpcnt]
tin.Sequence = 0xffffffff
tx.TxIn = append(tx.TxIn, tin)
btcsofar += uo.Value
if btcsofar >= spendBtc+feeBtc {
break
}
}
changeBtc = btcsofar - (spendBtc + feeBtc)
fmt.Printf("Spending %d out of %d outputs...\n", inpcnt+1, len(unspentOuts))
// Build transaction outputs:
tx.TxOut = make([]*btc.TxOut, len(sendTo))
for o := range sendTo {
tx.TxOut[o] = &btc.TxOut{Value: sendTo[o].amount, Pk_script: sendTo[o].addr.OutScript()}
}
if changeBtc > 0 {
// Add one more output (with the change)
tx.TxOut = append(tx.TxOut, &btc.TxOut{Value: changeBtc, Pk_script: get_change_addr().OutScript()})
}
//fmt.Println("Unsigned:", hex.EncodeToString(tx.Serialize()))
for in := range tx.TxIn {
uo := UO(unspentOuts[in])
var found bool
for j := range publ_addrs {
if publ_addrs[j].Owns(uo.Pk_script) {
pub_key, e := btc.NewPublicKey(publ_addrs[j].Pubkey)
if e != nil {
println("NewPublicKey:", e.Error(), "\007")
os.Exit(1)
}
// Load the key (private and public)
var key ecdsa.PrivateKey
key.D = new(big.Int).SetBytes(priv_keys[j][:])
key.PublicKey = pub_key.PublicKey
//Calculate proper transaction hash
h := tx.SignatureHash(uo.Pk_script, in, btc.SIGHASH_ALL)
//fmt.Println("SignatureHash:", btc.NewUint256(h).String())
// Sign
r, s, err := ecdsa.Sign(rand.Reader, &key, h)
if err != nil {
println("Sign:", err.Error(), "\007")
os.Exit(1)
}
rb := r.Bytes()
sb := s.Bytes()
if rb[0] >= 0x80 { // I thinnk this is needed, thought I am not quite sure... :P
rb = append([]byte{0x00}, rb...)
}
if sb[0] >= 0x80 { // I thinnk this is needed, thought I am not quite sure... :P
sb = append([]byte{0x00}, sb...)
}
// Output the signing result into a buffer, in format expected by bitcoin protocol
busig := new(bytes.Buffer)
busig.WriteByte(0x30)
busig.WriteByte(byte(4 + len(rb) + len(sb)))
busig.WriteByte(0x02)
busig.WriteByte(byte(len(rb)))
busig.Write(rb)
busig.WriteByte(0x02)
busig.WriteByte(byte(len(sb)))
busig.Write(sb)
busig.WriteByte(0x01) // hash type
// Output the signature and the public key into tx.ScriptSig
buscr := new(bytes.Buffer)
buscr.WriteByte(byte(busig.Len()))
buscr.Write(busig.Bytes())
buscr.WriteByte(byte(len(publ_addrs[j].Pubkey)))
buscr.Write(publ_addrs[j].Pubkey)
// assign:
tx.TxIn[in].ScriptSig = buscr.Bytes()
found = true
//.........这里部分代码省略.........
示例3: make_signed_tx
// prepare a signed transaction
func make_signed_tx() {
// Make an empty transaction
tx := new(btc.Tx)
tx.Version = 1
tx.Lock_time = 0
// Select as many inputs as we need to pay the full amount (with the fee)
var btcsofar uint64
for inpcnt := 0; inpcnt < len(unspentOuts); inpcnt++ {
uo := UO(unspentOuts[inpcnt])
// add the input to our transaction:
tin := new(btc.TxIn)
tin.Input = *unspentOuts[inpcnt]
tin.Sequence = 0xffffffff
tx.TxIn = append(tx.TxIn, tin)
btcsofar += uo.Value
if !*useallinputs && (btcsofar >= spendBtc+feeBtc) {
break
}
}
changeBtc = btcsofar - (spendBtc + feeBtc)
if *verbose {
fmt.Printf("Spending %d out of %d outputs...\n", len(tx.TxIn), len(unspentOuts))
}
// Build transaction outputs:
for o := range sendTo {
if sendTo[o].addr.StealthAddr != nil {
tx.TxOut = append(tx.TxOut, stealth_txout(sendTo[o].addr.StealthAddr, sendTo[o].amount)...)
} else {
tx.TxOut = append(tx.TxOut, &btc.TxOut{Value: sendTo[o].amount,
Pk_script: sendTo[o].addr.OutScript()})
}
}
if changeBtc > 0 {
// Add one more output (with the change)
chad := get_change_addr()
if *verbose {
fmt.Println("Sending change", changeBtc, "to", chad.String())
}
tx.TxOut = append(tx.TxOut, &btc.TxOut{Value: changeBtc, Pk_script: chad.OutScript()})
}
if *message != "" {
// Add NULL output with an arbitrary message
scr := new(bytes.Buffer)
scr.WriteByte(0x6a) // OP_RETURN
btc.WritePutLen(scr, uint32(len(*message)))
scr.Write([]byte(*message))
tx.TxOut = append(tx.TxOut, &btc.TxOut{Value: 0, Pk_script: scr.Bytes()})
}
if *hashes {
dump_hashes_to_sign(tx)
} else {
sign_tx(tx)
write_tx_file(tx)
if *apply2bal {
apply_to_balance(tx)
}
}
}示例4: dl_payment
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
}
//.........这里部分代码省略.........
示例5: dl_payment
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
}
//.........这里部分代码省略.........