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Add OctoCoin

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This commit is contained in:
Manfred Karrer 2017-03-30 21:18:19 -05:00
parent 17edfdb51f
commit 34ca2ecf28
2 changed files with 14 additions and 14 deletions
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1
core/src/main/java/io/bitsquare/locale/CurrencyUtil.java
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@ -154,6 +154,7 @@ public class CurrencyUtil {
result.add(new CryptoCurrency("NBT", "NuBits"));
result.add(new CryptoCurrency("NSR", "NuShares"));
result.add(new CryptoCurrency("NXT", "Nxt"));
result.add(new CryptoCurrency("888", "OctoCoin"));
result.add(new CryptoCurrency("OK", "OKCash"));
result.add(new CryptoCurrency("OMNI", "Omni"));
result.add(new CryptoCurrency("OPAL", "Opal"));

27
gui/src/main/java/io/bitsquare/gui/util/validation/altcoins/OctocoinAddressValidator.java
View file

@ -1,27 +1,26 @@
package io.bitsquare.gui.util.validation.altcoins;
import java.util.Arrays;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Arrays;
public class OctocoinAddressValidator{
private final static String ALPHABET = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz";
public static boolean ValidateAddress(String addr) {
if (addr.length() < 26 || addr.length() > 35) return false;
byte[] decoded = DecodeBase58(addr, 58, 25);
byte[] decoded = decodeBase58(addr, 58, 25);
if (decoded == null) return false;
byte[] hash = Sha256(decoded, 0, 21, 2);
return Arrays.equals(Arrays.copyOfRange(hash, 0, 4), Arrays.copyOfRange(decoded, 21, 25));
byte[] hash = getSha256(decoded, 0, 21, 2);
return hash != null && Arrays.equals(Arrays.copyOfRange(hash, 0, 4), Arrays.copyOfRange(decoded, 21, 25));
}
private static byte[] DecodeBase58(String input, int base, int len) {
private static byte[] decodeBase58(String input, int base, int len) {
byte[] output = new byte[len];
for (int i = 0; i < input.length(); i++) {
char t = input.charAt(i);
int p = ALPHABET.indexOf(t);
if (p == -1) return null;
for (int j = len - 1; j >= 0; j--, p /= 256) {
@ -30,17 +29,17 @@ public class OctocoinAddressValidator{
}
if (p != 0) return null;
}
return output;
}
private static byte[] Sha256(byte[] data, int start, int len, int recursion) {
private static byte[] getSha256(byte[] data, int start, int len, int recursion) {
if (recursion == 0) return data;
try {
MessageDigest md = MessageDigest.getInstance("SHA-256");
md.update(Arrays.copyOfRange(data, start, start + len));
return Sha256(md.digest(), 0, 32, recursion - 1);
return getSha256(md.digest(), 0, 32, recursion - 1);
} catch (NoSuchAlgorithmException e) {
return null;
}