func IsMultisig(ad *btc.BtcAddr) (yes bool, rec *MultisigAddr) {
yes = ad.Version == btc.AddrVerScript(common.Testnet)
if !yes {
return
}
fn := common.GocoinHomeDir + "wallet" +
string(os.PathSeparator) + "multisig" +
string(os.PathSeparator) + ad.String() + ".json"
d, er := ioutil.ReadFile(fn)
if er != nil {
//println("fn", fn, er.Error())
return
}
var msa MultisigAddr
er = json.Unmarshal(d, &msa)
if er == nil {
rec = &msa
} else {
println(fn, er.Error())
}
return
}
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())
}
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
}
// version byte for P2SH addresses
func ver_script() byte {
// for litecoin the version is identical
return btc.AddrVerScript(testnet)
}
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())
}
// Get the secret seed and generate "keycnt" key pairs (both private and public)
func make_wallet() {
var lab string
load_others()
var seed_key []byte
var hdwal *btc.HDWallet
defer func() {
sys.ClearBuffer(seed_key)
if hdwal != nil {
sys.ClearBuffer(hdwal.Key)
sys.ClearBuffer(hdwal.ChCode)
}
}()
pass := getpass()
if pass == nil {
cleanExit(0)
}
if waltype >= 1 && waltype <= 3 {
seed_key = make([]byte, 32)
btc.ShaHash(pass, seed_key)
sys.ClearBuffer(pass)
lab = fmt.Sprintf("Typ%c", 'A'+waltype-1)
if waltype == 1 {
println("WARNING: Wallet Type 1 is obsolete")
} else if waltype == 2 {
if type2sec != "" {
d, e := hex.DecodeString(type2sec)
if e != nil {
println("t2sec error:", e.Error())
cleanExit(1)
}
type2_secret = d
} else {
type2_secret = make([]byte, 20)
btc.RimpHash(seed_key, type2_secret)
}
}
} else if waltype == 4 {
lab = "TypHD"
hdwal = btc.MasterKey(pass, testnet)
sys.ClearBuffer(pass)
} else {
sys.ClearBuffer(pass)
println("ERROR: Unsupported wallet type", waltype)
cleanExit(1)
}
if *verbose {
fmt.Println("Generating", keycnt, "keys, version", ver_pubkey(), "...")
}
first_determ_idx = len(keys)
for i := uint(0); i < keycnt; {
prv_key := make([]byte, 32)
if waltype == 3 {
btc.ShaHash(seed_key, prv_key)
seed_key = append(seed_key, byte(i))
} else if waltype == 2 {
seed_key = btc.DeriveNextPrivate(seed_key, type2_secret)
copy(prv_key, seed_key)
} else if waltype == 1 {
btc.ShaHash(seed_key, prv_key)
copy(seed_key, prv_key)
} else /*if waltype==4*/ {
// HD wallet
_hd := hdwal.Child(uint32(0x80000000 | i))
copy(prv_key, _hd.Key[1:])
sys.ClearBuffer(_hd.Key)
sys.ClearBuffer(_hd.ChCode)
}
if *scankey != "" {
new_stealth_address(prv_key)
return
}
rec := btc.NewPrivateAddr(prv_key, ver_secret(), !uncompressed)
if *pubkey != "" && *pubkey == rec.BtcAddr.String() {
fmt.Println("Public address:", rec.BtcAddr.String())
fmt.Println("Public hexdump:", hex.EncodeToString(rec.BtcAddr.Pubkey))
return
}
rec.BtcAddr.Extra.Label = fmt.Sprint(lab, " ", i+1)
keys = append(keys, rec)
i++
}
if *verbose {
fmt.Println("Private keys re-generated")
}
// Calculate SegWit addresses
segwit = make([]*btc.BtcAddr, len(keys))
for i, pk := range keys {
if len(pk.Pubkey) != 33 {
continue
}
h160 := btc.Rimp160AfterSha256(append([]byte{0, 20}, pk.Hash160[:]...))
segwit[i] = btc.NewAddrFromHash160(h160[:], btc.AddrVerScript(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)
}