func generateFromChecksum(in PrivateKeyDat, WIF string) PrivateKeyDat {
var answer PrivateKeyDat
answer.Error = in.Error
answer.Priv2WIF = in.Priv2WIF
answer.WIF2Priv = in.WIF2Priv
answer.WIFChecksum = []string{}
answer.Minikey = in.Minikey
hex := mymath.Base582Hex(WIF)
if mymath.Hex2Base58(hex) != mymath.Base58(WIF) {
if answer.Error == "" {
answer.Error = "Invalid Base58 encoding"
}
answer.WIFChecksum = []string{WIF, "", "", "", "", "", ""}
return answer
}
answer.WIFChecksum = append(answer.WIFChecksum, WIF)
answer.WIFChecksum = append(answer.WIFChecksum, mymath.Hex2Str(hex))
answer.WIFChecksum = append(answer.WIFChecksum, mymath.Hex2Str(hex[0:len(hex)-4]))
sha := mymath.SingleSHA(hex[0 : len(hex)-4])
answer.WIFChecksum = append(answer.WIFChecksum, mymath.Hex2Str(sha))
sha = mymath.SingleSHA(sha)
answer.WIFChecksum = append(answer.WIFChecksum, mymath.Hex2Str(sha))
answer.WIFChecksum = append(answer.WIFChecksum, mymath.Hex2Str(sha[0:4]))
answer.WIFChecksum = append(answer.WIFChecksum, mymath.Hex2Str(hex[len(hex)-4:]))
return answer
}
func generateFromWIF(in PrivateKeyDat, WIF string) PrivateKeyDat {
var answer PrivateKeyDat
answer.Error = in.Error
answer.Priv2WIF = in.Priv2WIF
answer.WIF2Priv = []string{}
answer.WIFChecksum = in.WIFChecksum
answer.Minikey = in.Minikey
hex := mymath.Base582Hex(WIF)
if mymath.Hex2Base58(hex) != mymath.Base58(WIF) {
if answer.Error == "" {
answer.Error = "Invalid Base58 encoding"
}
answer.WIF2Priv = []string{WIF, "", "", ""}
return answer
}
answer.WIF2Priv = append(answer.WIF2Priv, WIF)
answer.WIF2Priv = append(answer.WIF2Priv, mymath.Hex2Str(hex))
answer.WIF2Priv = append(answer.WIF2Priv, mymath.Hex2Str(hex[0:len(hex)-4]))
answer.WIF2Priv = append(answer.WIF2Priv, mymath.Hex2Str(hex[1:len(hex)-4]))
return answer
}
func addressTest(w http.ResponseWriter, r *http.Request) {
c := appengine.NewContext(r)
if r.FormValue("Random") != "" {
var address AddressDat
curve := bitelliptic.S256()
priv, x, y, _ := curve.GenerateKey(rand.Reader)
pub := append(append([]byte{0x04}, mymath.Big2HexWithMinimumLength(x, 32)...), mymath.Big2HexWithMinimumLength(y, 32)...)
//pub=mymath.Str2Hex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f")
st2 := mymath.SingleSHA(pub)
st3 := mymath.Ripemd(st2)
st4 := append([]byte{0x00}, st3[:]...)
st5 := mymath.SingleSHA(st4)
st6 := mymath.SingleSHA(st5)
st7 := st6[0:4]
st8 := append(st4[:], st7[:]...)
st9 := mymath.Hex2Base58(st8)
address.HashString = []string{
mymath.Hex2Str(priv),
mymath.Hex2Str(pub),
mymath.Hex2Str(st2),
mymath.Hex2Str(st3),
mymath.Hex2Str(st4),
mymath.Hex2Str(st5),
mymath.Hex2Str(st6),
mymath.Hex2Str(st7),
mymath.Hex2Str(st8),
string(st9)}
AddressTestTemplate.Execute(w, address)
} else if r.FormValue("private") != "" {
var err error
var address AddressDat
curve := bitelliptic.S256()
privs, err := bitecdsa.GenerateFromPrivateKey(mymath.Str2Big(r.FormValue("private")), curve)
if err != nil {
if err.Error() == "Private key is not on curve" {
address = DefaultAddress
address.Error = "Private key is not on curve"
AddressTestTemplate.Execute(w, address)
} else {
c.Errorf("Err ", err)
return
}
} else {
priv := mymath.Big2Hex(privs.D)
x := privs.PublicKey.X
y := privs.PublicKey.Y
//priv, x, y, _:=curve.GenerateKey(rand.Reader)
pub := append(append([]byte{0x04}, mymath.Big2HexWithMinimumLength(x, 32)...), mymath.Big2HexWithMinimumLength(y, 32)...)
st2 := mymath.SingleSHA(pub)
st3 := mymath.Ripemd(st2)
st4 := append([]byte{0x00}, st3[:]...)
st5 := mymath.SingleSHA(st4)
st6 := mymath.SingleSHA(st5)
st7 := st6[0:4]
st8 := append(st4[:], st7[:]...)
st9 := mymath.Hex2Base58(st8)
address.HashString = []string{
mymath.Hex2Str(priv),
mymath.Hex2Str(pub),
mymath.Hex2Str(st2),
mymath.Hex2Str(st3),
mymath.Hex2Str(st4),
mymath.Hex2Str(st5),
mymath.Hex2Str(st6),
mymath.Hex2Str(st7),
mymath.Hex2Str(st8),
string(st9)}
AddressTestTemplate.Execute(w, address)
}
} else if r.FormValue("public") != "" {
var address AddressDat
pub := mymath.Str2Hex(r.FormValue("public"))
if len(pub) != 65 {
address.Error = "Invalid public key length"
} else if pub[0] != 0x04 {
address.Error = "Invalid public key format"
}
st2 := mymath.SingleSHA(pub)
st3 := mymath.Ripemd(st2)
st4 := append([]byte{0x00}, st3[:]...)
st5 := mymath.SingleSHA(st4)
st6 := mymath.SingleSHA(st5)
st7 := st6[0:4]
st8 := append(st4[:], st7[:]...)
st9 := mymath.Hex2Base58(st8)
address.HashString = []string{
"",
mymath.Hex2Str(pub),
mymath.Hex2Str(st2),
mymath.Hex2Str(st3),
mymath.Hex2Str(st4),
mymath.Hex2Str(st5),
mymath.Hex2Str(st6),
mymath.Hex2Str(st7),
mymath.Hex2Str(st8),
string(st9)}
AddressTestTemplate.Execute(w, address)
} else if r.FormValue("RIPEMD") != "" {
var address AddressDat
st3 := mymath.Str2Hex(r.FormValue("RIPEMD"))
if len(st3) != 20 {
address.Error = "Invalid RIPEMD-160 length"
}
st4 := append([]byte{0x00}, st3[:]...)
st5 := mymath.SingleSHA(st4)
st6 := mymath.SingleSHA(st5)
st7 := st6[0:4]
st8 := append(st4[:], st7[:]...)
st9 := mymath.Hex2Base58(st8)
address.HashString = []string{
"", "", "",
mymath.Hex2Str(st3),
mymath.Hex2Str(st4),
mymath.Hex2Str(st5),
mymath.Hex2Str(st6),
mymath.Hex2Str(st7),
mymath.Hex2Str(st8),
string(st9)}
AddressTestTemplate.Execute(w, address)
} else if r.FormValue("RIPEMDWithHash") != "" {
var address AddressDat
st4 := mymath.Str2Hex(r.FormValue("RIPEMDWithHash"))
if len(st4) != 21 {
address.Error = "Invalid RIPEMD-160 length"
}
st3 := st4[1:]
st5 := mymath.SingleSHA(st4)
st6 := mymath.SingleSHA(st5)
st7 := st6[0:4]
st8 := append(st4[:], st7[:]...)
st9 := mymath.Hex2Base58(st8)
address.HashString = []string{
"", "", "",
mymath.Hex2Str(st3),
mymath.Hex2Str(st4),
mymath.Hex2Str(st5),
mymath.Hex2Str(st6),
mymath.Hex2Str(st7),
mymath.Hex2Str(st8),
string(st9)}
AddressTestTemplate.Execute(w, address)
} else if r.FormValue("FullAddress") != "" {
var address AddressDat
st8 := mymath.Str2Hex(r.FormValue("FullAddress"))
if len(st8) != 25 {
address.Error = "Invalid address length"
c.Debugf("%d", len(st8))
}
st3 := st8[1:21]
st4 := append([]byte{0x00}, st3[:]...)
st5 := mymath.SingleSHA(st4)
st6 := mymath.SingleSHA(st5)
st7 := st6[0:4]
//st8:=append(st4[:], st7[:]...)
st9 := mymath.Hex2Base58(st8)
if len(st8) == 25 {
if st7[3] != st8[24] || st7[2] != st8[23] || st7[1] != st8[22] || st7[0] != st8[21] {
address.Error = "Invalid checksum"
}
}
address.HashString = []string{
"", "", "",
mymath.Hex2Str(st3),
mymath.Hex2Str(st4),
mymath.Hex2Str(st5),
mymath.Hex2Str(st6),
mymath.Hex2Str(st7),
mymath.Hex2Str(st8),
string(st9)}
AddressTestTemplate.Execute(w, address)
} else if r.FormValue("Base58") != "" {
var address AddressDat
st9 := r.FormValue("Base58")
st8 := mymath.Base582Hex(st9)
if len(st8) != 25 {
address.Error = "Invalid address length"
c.Debugf("%d", len(st8))
}
st3 := st8[1:21]
st4 := append([]byte{0x00}, st3[:]...)
st5 := mymath.SingleSHA(st4)
st6 := mymath.SingleSHA(st5)
st7 := st6[0:4]
//st8:=append(st4[:], st7[:]...)
//st9:=mymath.Hex2Base58(st8)
if len(st8) == 25 {
if st7[3] != st8[24] || st7[2] != st8[23] || st7[1] != st8[22] || st7[0] != st8[21] {
address.Error = "Invalid checksum"
}
}
address.HashString = []string{
"", "", "",
mymath.Hex2Str(st3),
mymath.Hex2Str(st4),
mymath.Hex2Str(st5),
mymath.Hex2Str(st6),
mymath.Hex2Str(st7),
mymath.Hex2Str(st8),
string(st9)}
AddressTestTemplate.Execute(w, address)
} else {
AddressTestTemplate.Execute(w, DefaultAddress)
}
}