func main() {
var testnet bool
if len(os.Args) != 2 {
fmt.Println("Specify one P2KH bitcoin address to see it's P2SH-P2WPKH deposit address")
fmt.Println("WARNING: Make sure the input address comes from an uncompressed key!!!!!")
return
}
aa, er := btc.NewAddrFromString(os.Args[1])
if er != nil {
println(er.Error())
return
}
if btc.AddrVerPubkey(false) == aa.Version {
} else if btc.AddrVerPubkey(true) == aa.Version {
testnet = true
} else {
fmt.Println("This does nto seem to be P2KH type address")
return
}
h160 := btc.Rimp160AfterSha256(append([]byte{0, 20}, aa.Hash160[:]...))
aa = btc.NewAddrFromHash160(h160[:], btc.AddrVerScript(testnet))
fmt.Println(aa.String())
}
// version byte for P2KH addresses
func ver_pubkey() byte {
if litecoin {
return ltc.AddrVerPubkey(testnet)
} else {
return btc.AddrVerPubkey(testnet)
}
}
func NewAddrFromPkScript(scr []byte, testnet bool) (ad *btc.BtcAddr) {
ad = btc.NewAddrFromPkScript(scr, testnet)
if ad != nil && ad.Version == btc.AddrVerPubkey(false) {
ad.Version = LTC_ADDR_VERSION
}
return
}
func GetAllUnspent(aa *btc.BtcAddr) (thisbal chain.AllUnspentTx) {
var rec *OneAllAddrBal
if aa.Version == btc.AddrVerPubkey(common.Testnet) {
rec = AllBalancesP2KH[aa.Hash160]
} else if aa.Version == btc.AddrVerScript(common.Testnet) {
rec = AllBalancesP2SH[aa.Hash160]
} else {
return
}
if rec != nil {
for _, v := range rec.Unsp {
if qr, vout := v.GetRec(); qr != nil {
if oo := qr.Outs[vout]; oo != nil {
unsp := &chain.OneUnspentTx{TxPrevOut: btc.TxPrevOut{Hash: qr.TxID, Vout: vout},
Value: oo.Value, MinedAt: qr.InBlock, Coinbase: qr.Coinbase, BtcAddr: aa}
if int(vout+1) < len(qr.Outs) {
var msg []byte
if qr.Outs[vout+1] != nil && len(qr.Outs[vout+1].PKScr) > 1 && qr.Outs[vout+1].PKScr[0] == 0x6a {
msg = qr.Outs[vout+1].PKScr[1:]
} else if int(vout+1) != len(qr.Outs) && qr.Outs[len(qr.Outs)-1] != nil &&
len(qr.Outs[len(qr.Outs)-1].PKScr) > 1 && qr.Outs[len(qr.Outs)-1].PKScr[0] == 0x6a {
msg = qr.Outs[len(qr.Outs)-1].PKScr[1:]
}
if msg != nil {
_, unsp.Message, _, _ = btc.GetOpcode(msg)
}
}
thisbal = append(thisbal, unsp)
}
}
}
}
return
}
func main() {
var testnet bool
if len(os.Args) < 3 {
fmt.Println("Specify secret, public_key and optionaly number of addresses you want.")
fmt.Println("Use a negative value for number of addresses, to work with Testnet addresses.")
return
}
public_key, er := hex.DecodeString(os.Args[2])
if er != nil {
println("Error parsing public_key:", er.Error())
os.Exit(1)
}
if len(public_key) == 33 && (public_key[0] == 2 || public_key[0] == 3) {
fmt.Println("Compressed")
} else if len(public_key) == 65 && (public_key[0] == 4) {
fmt.Println("Uncompressed")
} else {
println("Incorrect public key")
}
secret, er := hex.DecodeString(os.Args[1])
if er != nil {
println("Error parsing secret:", er.Error())
os.Exit(1)
}
n := int64(25)
if len(os.Args) > 3 {
n, er = strconv.ParseInt(os.Args[3], 10, 32)
if er != nil {
println("Error parsing number of keys value:", er.Error())
os.Exit(1)
}
if n == 0 {
return
}
if n < 0 {
n = -n
testnet = true
}
}
fmt.Println("# Type-2")
fmt.Println("#", hex.EncodeToString(public_key))
fmt.Println("#", hex.EncodeToString(secret))
for i := 1; i <= int(n); i++ {
fmt.Println(btc.NewAddrFromPubkey(public_key, btc.AddrVerPubkey(testnet)).String(), "TypB", i)
if i >= int(n) {
break
}
public_key = btc.DeriveNextPublic(public_key, secret)
}
}
func listarmkeys(p string) {
if p != "seed" {
if len(wallet.StealthSecrets) > 0 {
fmt.Println("Persistent secret scan keys:")
for i := range wallet.StealthSecrets {
pk := btc.PublicFromPrivate(wallet.StealthSecrets[i], true)
fmt.Print(" #", i, " ", hex.EncodeToString(pk))
if p == "addr" {
fmt.Print(" ", btc.NewAddrFromPubkey(pk, btc.AddrVerPubkey(common.Testnet)).String())
}
fmt.Println()
}
} else {
fmt.Println("You have no persistent secret scan keys")
}
}
if p != "file" {
if len(wallet.ArmedStealthSecrets) > 0 {
fmt.Println("Volatile secret scan keys:")
for i := range wallet.ArmedStealthSecrets {
pk := btc.PublicFromPrivate(wallet.ArmedStealthSecrets[i], true)
fmt.Print(" #", i, " ", hex.EncodeToString(pk))
if p == "addr" {
fmt.Print(" ", btc.NewAddrFromPubkey(pk, btc.AddrVerPubkey(common.Testnet)).String())
}
if p == "save" {
fn := common.GocoinHomeDir + "wallet/stealth/" + hex.EncodeToString(pk)
if fi, er := os.Stat(fn); er == nil && fi.Size() >= 32 {
fmt.Print(" already on disk")
} else {
ioutil.WriteFile(fn, wallet.ArmedStealthSecrets[i], 0600)
fmt.Print(" saved")
}
sys.ClearBuffer(wallet.ArmedStealthSecrets[i])
}
fmt.Println()
}
} else {
fmt.Println("You have no volatile secret scan keys")
}
}
if p == "save" {
wallet.ArmedStealthSecrets = nil
wallet.FetchStealthKeys()
}
}
func main() {
if len(os.Args) < 3 {
fmt.Println("Specify secret and public_key to get the next Type-2 deterministic address")
fmt.Println("Add -t as the third argument to work with Testnet addresses.")
return
}
public_key, er := hex.DecodeString(os.Args[2])
if er != nil {
println("Error parsing public_key:", er.Error())
os.Exit(1)
}
if len(public_key) == 33 && (public_key[0] == 2 || public_key[0] == 3) {
fmt.Println("Compressed")
} else if len(public_key) == 65 && (public_key[0] == 4) {
fmt.Println("Uncompressed")
} else {
println("Incorrect public key")
}
secret, er := hex.DecodeString(os.Args[1])
if er != nil {
println("Error parsing secret:", er.Error())
os.Exit(1)
}
testnet := len(os.Args) > 3 && os.Args[3] == "-t"
// Old address
public_key = btc.DeriveNextPublic(public_key, secret)
// New address
fmt.Println(btc.NewAddrFromPubkey(public_key, btc.AddrVerPubkey(testnet)).String())
// New key
fmt.Println(hex.EncodeToString(public_key))
}
// It is assumed that you call this function only after rec.IsStealthIdx() was true
func CheckStealthRec(db *qdb.DB, k qdb.KeyType, rec *chain.OneWalkRecord,
addr *btc.BtcAddr, d []byte, inbrowse bool) (fl uint32, uo *chain.OneUnspentTx) {
sth_scr := rec.Script()
sa := addr.StealthAddr
if sa.CheckNonce(sth_scr[3:]) {
vo := rec.VOut() // get the spending output
var spend_v []byte
if inbrowse {
spend_v = db.GetNoMutex(qdb.KeyType(uint64(k) ^ uint64(vo) ^ uint64(vo+1)))
} else {
spend_v = db.Get(qdb.KeyType(uint64(k) ^ uint64(vo) ^ uint64(vo+1)))
}
if spend_v != nil {
rec = chain.NewWalkRecord(spend_v)
if rec.IsP2KH() {
var h160 [20]byte
c := btc.StealthDH(sth_scr[7:40], d)
spen_exp := btc.DeriveNextPublic(sa.SpendKeys[0][:], c)
btc.RimpHash(spen_exp, h160[:])
if bytes.Equal(rec.Script()[3:23], h160[:]) {
adr := btc.NewAddrFromHash160(h160[:], btc.AddrVerPubkey(common.CFG.Testnet))
uo = rec.ToUnspent(adr)
adr.StealthAddr = sa
adr.Extra = addr.Extra
uo.StealthC = c
}
} else {
fl = chain.WALK_NOMORE
}
} else {
fl = chain.WALK_NOMORE
}
}
return
}
func list_unspent(addr string) {
fmt.Println("Checking unspent coins for addr", addr)
defer func() { // in case if ad.OutScript() would panic
if r := recover(); r != nil {
err := r.(error)
fmt.Println("main panic recovered:", err.Error())
}
}()
var ad *btc.BtcAddr
var e error
ad, e = btc.NewAddrFromString(addr)
if e != nil {
println(e.Error())
return
}
sa := ad.StealthAddr
var walk chain.FunctionWalkUnspent
var unsp chain.AllUnspentTx
if sa == nil {
exp_scr := ad.OutScript()
walk = func(tx *chain.QdbRec) {
for idx, rec := range tx.Outs {
if rec != nil && bytes.Equal(rec.PKScr, exp_scr) {
unsp = append(unsp, tx.ToUnspent(uint32(idx), ad))
}
}
}
} else {
var c, spen_exp []byte
var rec, out *chain.QdbTxOut
var h160 [20]byte
wallet.FetchStealthKeys()
d := wallet.FindStealthSecret(sa)
if d == nil {
fmt.Println("No matching secret found in your wallet/stealth folder")
return
}
walk = func(tx *chain.QdbRec) {
for i := 0; i < len(tx.Outs)-1; i++ {
if rec = tx.Outs[i]; rec == nil {
continue
}
if out = tx.Outs[i+1]; out == nil {
continue
}
if !rec.IsStealthIdx() || !out.IsP2KH() || !ad.StealthAddr.CheckNonce(rec.PKScr[3:40]) {
continue
}
c = btc.StealthDH(rec.PKScr[7:40], d)
spen_exp = btc.DeriveNextPublic(sa.SpendKeys[0][:], c)
btc.RimpHash(spen_exp, h160[:])
if bytes.Equal(out.PKScr[3:23], h160[:]) {
uo := new(chain.OneUnspentTx)
uo.TxPrevOut.Hash = tx.TxID
uo.TxPrevOut.Vout = uint32(i + 1)
uo.Value = out.Value
uo.MinedAt = tx.InBlock
uo.BtcAddr = btc.NewAddrFromHash160(h160[:], btc.AddrVerPubkey(common.CFG.Testnet))
uo.FixDestString()
uo.BtcAddr.StealthAddr = sa
uo.BtcAddr.Extra = ad.Extra
uo.StealthC = c
unsp = append(unsp, uo)
}
}
}
}
common.BlockChain.Unspent.BrowseUTXO(false, walk)
sort.Sort(unsp)
var sum uint64
for i := range unsp {
if len(unsp) < 200 {
fmt.Println(unsp[i].String())
}
sum += unsp[i].Value
}
fmt.Printf("Total %.8f unspent BTC in %d outputs at address %s\n",
float64(sum)/1e8, len(unsp), ad.String())
}
func do_scan_stealth(p string, ignore_prefix bool) {
ad, _ := btc.NewAddrFromString(p)
if ad == nil {
fmt.Println("Specify base58 encoded bitcoin address")
return
}
sa := ad.StealthAddr
if sa == nil {
fmt.Println("Specify base58 encoded stealth address")
return
}
if sa.Version != btc.StealthAddressVersion(common.Testnet) {
fmt.Println("Incorrect version of the stealth address")
return
}
if len(sa.SpendKeys) != 1 {
fmt.Println("Currently only single spend keys are supported. This address has", len(sa.SpendKeys))
return
}
//fmt.Println("scankey", hex.EncodeToString(sa.ScanKey[:]))
if ignore_prefix {
sa.Prefix = []byte{0}
fmt.Println("Ignoring Prefix inside the address")
} else if len(sa.Prefix) == 0 {
fmt.Println("Prefix not present in the address")
} else {
fmt.Println("Prefix", sa.Prefix[0], hex.EncodeToString(sa.Prefix[1:]))
}
wallet.FetchStealthKeys()
d := wallet.FindStealthSecret(sa)
if d == nil {
fmt.Println("No matching secret found in your wallet/stealth folder")
return
}
var unsp chain.AllUnspentTx
var c, spen_exp []byte
var rec, out *chain.QdbTxOut
var h160 [20]byte
common.BlockChain.Unspent.BrowseUTXO(true, func(tx *chain.QdbRec) {
for i := 0; i < len(tx.Outs)-1; i++ {
if rec = tx.Outs[i]; rec == nil {
continue
}
if out = tx.Outs[i+1]; out == nil {
continue
}
if !rec.IsStealthIdx() || !out.IsP2KH() || !ad.StealthAddr.CheckNonce(rec.PKScr[3:40]) {
continue
}
c = btc.StealthDH(rec.PKScr[7:40], d)
spen_exp = btc.DeriveNextPublic(sa.SpendKeys[0][:], c)
btc.RimpHash(spen_exp, h160[:])
if bytes.Equal(out.PKScr[3:23], h160[:]) {
uo := new(chain.OneUnspentTx)
uo.TxPrevOut.Hash = tx.TxID
uo.TxPrevOut.Vout = uint32(i + 1)
uo.Value = out.Value
uo.MinedAt = tx.InBlock
uo.BtcAddr = btc.NewAddrFromHash160(h160[:], btc.AddrVerPubkey(common.CFG.Testnet))
uo.FixDestString()
uo.BtcAddr.StealthAddr = sa
uo.BtcAddr.Extra = ad.Extra
uo.StealthC = c
unsp = append(unsp, uo)
}
}
})
sort.Sort(unsp)
os.RemoveAll("balance")
os.MkdirAll("balance/", 0770)
utxt, _ := os.Create("balance/unspent.txt")
fmt.Print(wallet.DumpBalance(unsp, utxt, true, false))
}
func json_balance(w http.ResponseWriter, r *http.Request) {
if !ipchecker(r) {
return
}
if r.Method != "POST" {
return
}
summary := len(r.Form["summary"]) > 0
inp, er := ioutil.ReadAll(r.Body)
if er != nil {
println(er.Error())
return
}
var addrs []string
er = json.Unmarshal(inp, &addrs)
if er != nil {
println(er.Error())
return
}
type OneOut struct {
TxId string
Vout uint32
Value uint64
Height uint32
Coinbase bool
Message string
Addr string
}
type OneOuts struct {
Value uint64
OutCnt int
SegWitCnt int
SegWitAddr string
Outs []OneOut
}
out := make(map[string]*OneOuts)
lck := new(usif.OneLock)
lck.In.Add(1)
lck.Out.Add(1)
usif.LocksChan <- lck
lck.In.Wait()
for _, a := range addrs {
aa, e := btc.NewAddrFromString(a)
if e != nil {
continue
}
unsp := wallet.GetAllUnspent(aa)
newrec := new(OneOuts)
if len(unsp) > 0 {
newrec.OutCnt = len(unsp)
for _, u := range unsp {
newrec.Value += u.Value
if !summary {
newrec.Outs = append(newrec.Outs, OneOut{
TxId: btc.NewUint256(u.TxPrevOut.Hash[:]).String(), Vout: u.Vout,
Value: u.Value, Height: u.MinedAt, Coinbase: u.Coinbase,
Message: html.EscapeString(string(u.Message)), Addr: a})
}
}
}
out[aa.String()] = newrec
/* Segwit P2WPKH: */
if aa.Version == btc.AddrVerPubkey(common.Testnet) {
// SegWit if applicable
h160 := btc.Rimp160AfterSha256(append([]byte{0, 20}, aa.Hash160[:]...))
aa = btc.NewAddrFromHash160(h160[:], btc.AddrVerScript(common.Testnet))
newrec.SegWitAddr = aa.String()
unsp = wallet.GetAllUnspent(aa)
if len(unsp) > 0 {
newrec.OutCnt += len(unsp)
newrec.SegWitCnt = len(unsp)
as := aa.String()
for _, u := range unsp {
newrec.Value += u.Value
if !summary {
newrec.Outs = append(newrec.Outs, OneOut{
TxId: btc.NewUint256(u.TxPrevOut.Hash[:]).String(), Vout: u.Vout,
Value: u.Value, Height: u.MinedAt, Coinbase: u.Coinbase,
Message: html.EscapeString(string(u.Message)), Addr: as})
}
}
}
}
}
lck.Out.Done()
bx, er := json.Marshal(out)
if er == nil {
w.Header()["Content-Type"] = []string{"application/json"}
w.Write(bx)
} else {
println(er.Error())
}
}
func dl_balance(w http.ResponseWriter, r *http.Request) {
if !ipchecker(r) {
return
}
if r.Method != "POST" {
return
}
var addrs []string
var labels []string
if len(r.Form["addrcnt"]) != 1 {
println("no addrcnt")
return
}
addrcnt, _ := strconv.ParseUint(r.Form["addrcnt"][0], 10, 32)
for i := 0; i < int(addrcnt); i++ {
is := fmt.Sprint(i)
if len(r.Form["addr"+is]) == 1 {
addrs = append(addrs, r.Form["addr"+is][0])
if len(r.Form["label"+is]) == 1 {
labels = append(labels, r.Form["label"+is][0])
} else {
labels = append(labels, "")
}
}
}
type one_unsp_rec struct {
btc.TxPrevOut
Value uint64
Addr string
MinedAt uint32
Coinbase bool
}
var thisbal chain.AllUnspentTx
lck := new(usif.OneLock)
lck.In.Add(1)
lck.Out.Add(1)
usif.LocksChan <- lck
lck.In.Wait()
for idx, a := range addrs {
aa, e := btc.NewAddrFromString(a)
aa.Extra.Label = labels[idx]
if e == nil {
newrecs := wallet.GetAllUnspent(aa)
if len(newrecs) > 0 {
thisbal = append(thisbal, newrecs...)
}
/* Segwit P2WPKH: */
if aa.Version == btc.AddrVerPubkey(common.Testnet) {
// SegWit if applicable
h160 := btc.Rimp160AfterSha256(append([]byte{0, 20}, aa.Hash160[:]...))
aa = btc.NewAddrFromHash160(h160[:], btc.AddrVerScript(common.Testnet))
newrecs = wallet.GetAllUnspent(aa)
if len(newrecs) > 0 {
thisbal = append(thisbal, newrecs...)
}
}
}
}
lck.Out.Done()
buf := new(bytes.Buffer)
zi := zip.NewWriter(buf)
was_tx := make(map[[32]byte]bool)
sort.Sort(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")
if dat, er := common.BlockChain.GetRawTx(thisbal[i].MinedAt, txid); er == nil {
fz.Write(dat)
} else {
println(er.Error())
}
}
fz, _ := zi.Create("balance/unspent.txt")
for i := range thisbal {
fmt.Fprintln(fz, thisbal[i].UnspentTextLine())
}
zi.Close()
w.Header()["Content-Type"] = []string{"application/zip"}
w.Write(buf.Bytes())
}
// This function is only used when loading UTXO database
func newUTXO(tx *chain.QdbRec) (update_wallet bool) {
var c, spen_exp []byte
var rec *chain.QdbTxOut
var h160 [20]byte
check_next_address:
for idx, out := range tx.Outs {
if out == nil {
continue
}
// check for stealth
if len(StealthAdCache) > 0 && idx > 0 {
if rec = tx.Outs[idx-1]; rec == nil {
goto not_stealth
}
if !rec.IsStealthIdx() || !out.IsP2KH() {
goto not_stealth
}
for _, ad := range StealthAdCache {
if sa := ad.addr.StealthAddr; sa.CheckNonce(rec.PKScr[3:40]) {
c = btc.StealthDH(rec.PKScr[7:40], ad.d[:])
spen_exp = btc.DeriveNextPublic(sa.SpendKeys[0][:], c)
btc.RimpHash(spen_exp, h160[:])
if bytes.Equal(out.PKScr[3:23], h160[:]) {
uo := new(chain.OneUnspentTx)
uo.TxPrevOut.Hash = tx.TxID
uo.TxPrevOut.Vout = uint32(idx)
uo.Value = out.Value
uo.MinedAt = tx.InBlock
uo.BtcAddr = btc.NewAddrFromHash160(h160[:], btc.AddrVerPubkey(common.CFG.Testnet))
uo.FixDestString()
uo.BtcAddr.StealthAddr = sa
uo.BtcAddr.Extra = ad.addr.Extra
uo.StealthC = c
carec := CachedAddrs[ad.h160]
carec.Value += uo.Value
CacheUnspent[carec.CacheIndex].AllUnspentTx = append(CacheUnspent[carec.CacheIndex].AllUnspentTx, uo)
CacheUnspentIdx[uo.TxPrevOut.UIdx()] = &OneCachedUnspentIdx{Index: carec.CacheIndex, Record: uo}
if carec.InWallet {
update_wallet = true
}
continue check_next_address // it it was setalth, cannot be enythign else
}
}
}
}
not_stealth:
// Extract hash160 from pkscript
adr := btc.NewAddrFromPkScript(out.PKScr, common.Testnet)
if adr != nil {
if carec, ok := CachedAddrs[adr.Hash160]; ok {
carec.Value += out.Value
utxo := new(chain.OneUnspentTx)
utxo.TxPrevOut.Hash = tx.TxID
utxo.TxPrevOut.Vout = uint32(idx)
utxo.Value = out.Value
utxo.MinedAt = tx.InBlock
utxo.BtcAddr = CacheUnspent[carec.CacheIndex].BtcAddr
CacheUnspent[carec.CacheIndex].AllUnspentTx = append(CacheUnspent[carec.CacheIndex].AllUnspentTx, utxo)
CacheUnspentIdx[utxo.TxPrevOut.UIdx()] = &OneCachedUnspentIdx{Index: carec.CacheIndex, Record: utxo}
if carec.InWallet {
update_wallet = true
}
}
}
}
return
}
func update_balance() {
var tofetch_stealh []*btc.BtcAddr
var tofetch_secrets [][]byte
tofetch_regular := make(map[uint64]*btc.BtcAddr)
MyBalance = nil
for _, v := range CachedAddrs {
v.InWallet = false
}
FetchStealthKeys()
for i := range MyWallet.Addrs {
if rec, pres := CachedAddrs[MyWallet.Addrs[i].Hash160]; pres {
rec.InWallet = true
cu := CacheUnspent[rec.CacheIndex]
cu.BtcAddr = MyWallet.Addrs[i]
for j := range cu.AllUnspentTx {
// update BtcAddr in each of AllUnspentTx to reflect the latest label
cu.AllUnspentTx[j].BtcAddr = MyWallet.Addrs[i]
}
MyBalance = append(MyBalance, CacheUnspent[rec.CacheIndex].AllUnspentTx...)
} else {
add_it := true
// Add a new address to the balance cache
if MyWallet.Addrs[i].StealthAddr == nil {
tofetch_regular[MyWallet.Addrs[i].AIdx()] = MyWallet.Addrs[i]
} else {
sa := MyWallet.Addrs[i].StealthAddr
if ssecret := FindStealthSecret(sa); ssecret != nil {
tofetch_stealh = append(tofetch_stealh, MyWallet.Addrs[i])
tofetch_secrets = append(tofetch_secrets, ssecret)
var rec stealthCacheRec
rec.addr = MyWallet.Addrs[i]
copy(rec.d[:], ssecret)
copy(rec.h160[:], MyWallet.Addrs[i].Hash160[:])
StealthAdCache = append(StealthAdCache, rec)
} else {
if MyWallet.Addrs[i].Extra.Wallet != AddrBookFileName {
fmt.Println("No matching secret for", sa.String())
}
add_it = false
}
}
if add_it {
CachedAddrs[MyWallet.Addrs[i].Hash160] = &OneCachedAddrBalance{InWallet: true, CacheIndex: uint(len(CacheUnspent))}
CacheUnspent = append(CacheUnspent, &OneCachedUnspent{BtcAddr: MyWallet.Addrs[i]})
}
}
}
if len(tofetch_regular) > 0 || len(tofetch_stealh) > 0 {
fmt.Println("Fetching a new blance for", len(tofetch_regular), "regular and", len(tofetch_stealh), "stealth addresses")
// There are new addresses which we have not monitored yet
var new_addrs chain.AllUnspentTx
var c, spen_exp []byte
var out *chain.QdbTxOut
var h160 [20]byte
common.BlockChain.Unspent.BrowseUTXO(true, func(tx *chain.QdbRec) {
for idx, rec := range tx.Outs {
if rec == nil {
continue
}
if rec.IsP2KH() {
if ad, ok := tofetch_regular[binary.LittleEndian.Uint64(rec.PKScr[3:3+8])]; ok {
new_addrs = append(new_addrs, tx.ToUnspent(uint32(idx), ad))
}
} else if rec.IsP2SH() {
if ad, ok := tofetch_regular[binary.LittleEndian.Uint64(rec.PKScr[2:2+8])]; ok {
new_addrs = append(new_addrs, tx.ToUnspent(uint32(idx), ad))
}
} else if idx < len(tx.Outs)-1 {
// check for stealth
if out = tx.Outs[idx+1]; out == nil {
continue
}
if !rec.IsStealthIdx() || !out.IsP2KH() {
continue
}
stealth_check:
for _, ad := range tofetch_stealh {
if sa := ad.StealthAddr; sa.CheckNonce(rec.PKScr[3:40]) {
for _, d := range tofetch_secrets {
c = btc.StealthDH(rec.PKScr[7:40], d)
spen_exp = btc.DeriveNextPublic(sa.SpendKeys[0][:], c)
btc.RimpHash(spen_exp, h160[:])
if bytes.Equal(out.PKScr[3:23], h160[:]) {
uo := new(chain.OneUnspentTx)
uo.TxPrevOut.Hash = tx.TxID
uo.TxPrevOut.Vout = uint32(idx + 1)
uo.Value = out.Value
uo.MinedAt = tx.InBlock
uo.BtcAddr = btc.NewAddrFromHash160(h160[:], btc.AddrVerPubkey(common.CFG.Testnet))
uo.FixDestString()
uo.BtcAddr.StealthAddr = sa
uo.BtcAddr.Extra = ad.Extra
uo.StealthC = c
new_addrs = append(new_addrs, uo)
break stealth_check
}
}
}
}
}
}
})
for i := range new_addrs {
poi := new_addrs[i].TxPrevOut.UIdx()
if _, ok := CacheUnspentIdx[poi]; ok {
fmt.Println(new_addrs[i].TxPrevOut.String(), "- already on the list")
continue
}
var rec *OneCachedAddrBalance
if new_addrs[i].BtcAddr.StealthAddr != nil {
var h160 [20]byte
copy(h160[:], new_addrs[i].BtcAddr.StealthAddr.Hash160())
rec = CachedAddrs[h160]
} else {
rec = CachedAddrs[new_addrs[i].BtcAddr.Hash160]
}
if rec == nil {
println("Hash160 not in CachedAddrs for", new_addrs[i].BtcAddr.String())
continue
}
rec.Value += new_addrs[i].Value
CacheUnspent[rec.CacheIndex].AllUnspentTx = append(CacheUnspent[rec.CacheIndex].AllUnspentTx, new_addrs[i])
CacheUnspentIdx[new_addrs[i].TxPrevOut.UIdx()] = &OneCachedUnspentIdx{Index: rec.CacheIndex, Record: new_addrs[i]}
}
MyBalance = append(MyBalance, new_addrs...)
}
sort_and_sum()
}
func AddrVerPubkey(testnet bool) byte {
if !testnet {
return LTC_ADDR_VERSION
}
return btc.AddrVerPubkey(testnet)
}
/*
{
"address" : "2NAHUDSC1EmbTBwQQp4VQ2FNzWDqHtmk1i6",
"redeemScript" : "512102cdc4fff0ad031ea5f2d0d4337e2bf976b84334f8f80b08fe3f69886d58bc5a8a2102ebf54926d3edaae51bde71f2976948559a8d43fce52f5e7ed9ed85dbaa449d7f52ae"
}
*/
func main() {
var testnet bool
if len(os.Args) < 3 {
fmt.Println("Specify one integer and at least one public key.")
fmt.Println("For Testent, make the integer negative.")
return
}
cnt, er := strconv.ParseInt(os.Args[1], 10, 32)
if er != nil {
println("Count value:", er.Error())
return
}
if cnt < 0 {
testnet = true
cnt = -cnt
}
if cnt < 1 || cnt > 16 {
println("The integer (required number of keys) must be between 1 and 16")
return
}
buf := new(bytes.Buffer)
buf.WriteByte(byte(0x50 + cnt))
fmt.Println("Trying to prepare multisig address for", cnt, "out of", len(os.Args)-2, "public keys ...")
var pkeys byte
var ads string
for i := 2; i < len(os.Args); i++ {
if pkeys == 16 {
println("Oh, give me a break. You don't need more than 16 public keys - stopping here!")
break
}
d, er := hex.DecodeString(os.Args[i])
if er != nil {
println("pubkey", i, er.Error())
}
_, er = btc.NewPublicKey(d)
if er != nil {
println("pubkey", i, er.Error())
return
}
pkeys++
buf.WriteByte(byte(len(d)))
buf.Write(d)
if ads != "" {
ads += ", "
}
ads += "\"" + btc.NewAddrFromPubkey(d, btc.AddrVerPubkey(testnet)).String() + "\""
}
buf.WriteByte(0x50 + pkeys)
buf.WriteByte(0xae)
p2sh := buf.Bytes()
addr := btc.NewAddrFromPubkey(p2sh, btc.AddrVerScript(testnet))
rec := "{\n"
rec += fmt.Sprintf("\t\"multiAddress\" : \"%s\",\n", addr.String())
rec += fmt.Sprintf("\t\"scriptPubKey\" : \"a914%s87\",\n", hex.EncodeToString(addr.Hash160[:]))
rec += fmt.Sprintf("\t\"keysRequired\" : %d,\n", cnt)
rec += fmt.Sprintf("\t\"keysProvided\" : %d,\n", pkeys)
rec += fmt.Sprintf("\t\"redeemScript\" : \"%s\",\n", hex.EncodeToString(p2sh))
rec += fmt.Sprintf("\t\"listOfAddres\" : [%s]\n", ads)
rec += "}\n"
fname := addr.String() + ".json"
ioutil.WriteFile(fname, []byte(rec), 0666)
fmt.Println("The address record stored in", fname)
}