func arm_stealth(p string) {
var buf, b2 [256]byte
create := p != ""
fmt.Print("Enter seed password of the stealth key (empty line to abort) : ")
le := sys.ReadPassword(buf[:])
if le <= 0 {
fmt.Println("Aborted")
return
}
if create {
fmt.Print("Re-enter the seed password : "******"The passwords you entered do not match")
return
}
}
nw := make([]byte, 32)
btc.ShaHash(buf[:le], nw) // seed
sys.ClearBuffer(buf[:le])
btc.ShaHash(nw, nw) // 1st key
wallet.ArmedStealthSecrets = append(wallet.ArmedStealthSecrets, nw)
if create {
fmt.Println("You have created a new stealth scan-key. Make sure to not forget this password!")
pk := btc.PublicFromPrivate(nw, true)
fmt.Println("Public hexdump:", hex.EncodeToString(pk))
fmt.Println(" Go to your wallet machine and execute:")
fmt.Println(" wallet -scankey", hex.EncodeToString(pk), "-prefix 0")
fmt.Println(" (change the prefix to a different value if you want)")
}
fmt.Println("Stealth key number", len(wallet.ArmedStealthSecrets)-1, "has been stored in memory")
fmt.Println("Reloading the current wallet...")
usif.ExecUiReq(&usif.OneUiReq{Handler: func(p string) {
wallet.LoadWallet(wallet.MyWallet.FileName)
}})
show_prompt = false
}
func getpass() []byte {
var pass [1024]byte
var n int
var e error
var f *os.File
if !*ask4pass {
f, e = os.Open(PassSeedFilename)
if e == nil {
n, e = f.Read(pass[:])
f.Close()
if n <= 0 {
return nil
}
goto check_pass
}
fmt.Println("Seed file", PassSeedFilename, "not found")
}
fmt.Print("Enter your wallet's seed password: "******"" {
if !*singleask {
fmt.Print("Re-enter the seed password (to be sure): ")
var pass2 [1024]byte
p2len := sys.ReadPassword(pass2[:])
if p2len != n || !bytes.Equal(pass[:n], pass2[:p2len]) {
sys.ClearBuffer(pass[:n])
sys.ClearBuffer(pass2[:p2len])
println("The two passwords you entered do not match")
return nil
}
sys.ClearBuffer(pass2[:p2len])
}
if *list {
// Maybe he wants to save the password?
if ask_yes_no("Save the password on disk, so you won't be asked for it later?") {
e = ioutil.WriteFile(PassSeedFilename, pass[:n], 0600)
if e != nil {
fmt.Println("WARNING: Could not save the password", e.Error())
} else {
fmt.Println("The seed password has been stored in", PassSeedFilename)
}
}
}
}
check_pass:
for i := 0; i < n; i++ {
if pass[i] < ' ' || pass[i] > 126 {
fmt.Println("WARNING: Your secret contains non-printable characters")
break
}
}
outpass := make([]byte, n+len(secret_seed))
if len(secret_seed) > 0 {
copy(outpass, secret_seed)
}
copy(outpass[len(secret_seed):], pass[:n])
sys.ClearBuffer(pass[:n])
return outpass
}
// Input the password (that is the secret seed to your wallet)
func getseed(seed []byte) bool {
var pass [1024]byte
var n int
var e error
var f *os.File
if !*ask4pass {
f, e = os.Open(PassSeedFilename)
if e == nil {
n, e = f.Read(pass[:])
f.Close()
if n <= 0 {
return false
}
goto calc_seed
}
fmt.Println("Seed file", PassSeedFilename, "not found")
}
fmt.Print("Enter your wallet's seed password: "******"" {
if !*singleask {
fmt.Print("Re-enter the seed password (to be sure): ")
var pass2 [1024]byte
p2len := sys.ReadPassword(pass2[:])
if p2len != n || !bytes.Equal(pass[:n], pass2[:p2len]) {
sys.ClearBuffer(pass2[:p2len])
println("The two passwords you entered do not match")
return false
}
sys.ClearBuffer(pass2[:p2len])
}
if *dump {
// Maybe he wants to save the password?
if ask_yes_no("Save the password on disk, so you won't be asked for it later?") {
e = ioutil.WriteFile(PassSeedFilename, pass[:n], 0600)
if e != nil {
fmt.Println("WARNING: Could not save the password", e.Error())
} else {
fmt.Println("The seed password has been stored in", PassSeedFilename)
}
}
}
}
calc_seed:
for i := 0; i < n; i++ {
if pass[i] < ' ' || pass[i] > 126 {
fmt.Println("WARNING: Your secret contains non-printable characters")
break
}
}
if len(secret_seed) > 0 {
x := append(secret_seed, pass[:n]...)
sys.ClearBuffer(secret_seed)
btc.ShaHash(x, seed)
sys.ClearBuffer(x)
} else {
btc.ShaHash(pass[:n], seed)
}
sys.ClearBuffer(pass[:n])
return true
}