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Using LZMA for bin backup decompression to try to solve the compatibility issue

master
Nelson R. Perez 2017-02-01 12:42:43 -05:00
parent 09974a66f6
commit 577af21b67
4 changed files with 34 additions and 12 deletions
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25
src/main/java/de/bitsharesmunich/graphenej/FileBin.java
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@ -4,6 +4,10 @@ import com.google.gson.JsonArray;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import de.bitsharesmunich.graphenej.crypto.SecureRandomStrengthener;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.math.BigInteger;
import java.security.MessageDigest;
@ -42,13 +46,28 @@ public abstract class FileBin {
MessageDigest md1 = MessageDigest.getInstance("SHA-512");
finalKey = md1.digest(finalKey);
byte[] rawData = Util.decryptAES(rawDataEncripted, Util.byteToString(finalKey).getBytes());
try {
FileOutputStream out = new FileOutputStream("/Users/nelson/Development/Java/Fullerene/src/main/java/de/bitsharesmunich/graphenej/decrypted.bin");
out.write(rawData);
out.close();
} catch (FileNotFoundException e) {
System.out.println("FileNotFoundException. Msg: "+e.getMessage());
} catch (IOException e) {
System.out.println("IOException. Msg: "+e.getMessage());
}
byte[] checksum = new byte[4];
System.arraycopy(rawData, 0, checksum, 0, 4);
byte[] compressedData = new byte[rawData.length - 4];
System.arraycopy(rawData, 4, compressedData, 0, compressedData.length);
byte[] wallet_object_bytes = Util.decompress(compressedData, Util.XZ);
System.out.println("raw: "+Util.bytesToHex(rawData));
System.out.println("checksum: "+Util.bytesToHex(checksum));
System.out.println("compressed: "+Util.bytesToHex(compressedData));
byte[] wallet_object_bytes = Util.decompress(rawData, Util.LZMA);
String wallet_string = new String(wallet_object_bytes, "UTF-8");
JsonObject wallet = new JsonParser().parse(wallet_string).getAsJsonObject();
if (wallet.get("wallet").isJsonArray()) {

8
src/main/java/de/bitsharesmunich/graphenej/Main.java
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@ -17,6 +17,8 @@ public class Main {
public static final String WIF = "5KMzB2GqGhnh7ufhgddmz1eKPHS72uTLeL9hHjSvPb1UywWknF5";
public static final String BILTHON_83_PASSWORD = System.getenv("BILTHON_83_PASSWORD");
// Static block information used for transaction serialization tests
public static int REF_BLOCK_NUM = 56204;
public static int REF_BLOCK_PREFIX = 1614747814;
@ -59,8 +61,8 @@ public class Main {
// test.testAccountUpdateSerialization();
// test.testAccountUpdateOperationBroadcast();
// test.testCreateBinFile();
// test.testImportBinFile();
// test.testLookupAccounts();
test.testImportBinFile();
// test.testLookupAccounts();
// test.testLookupAccounts();
// test.testDecodeMemo();
// test.testGetRelativeAccountHistory();
@ -74,6 +76,6 @@ public class Main {
// test.testGetMarketHistory();
// test.testGetAccountBalances();
// test.testGetAssetHoldersCount();
test.testSubscription(null);
// test.testSubscription(null);
}
}

4
src/main/java/de/bitsharesmunich/graphenej/Test.java
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@ -632,11 +632,11 @@ public class Test {
public void testImportBinFile() {
try {
String current = new File(".").getCanonicalPath();
File file = new File(current + "/src/main/java/de/bitsharesmunich/graphenej/bts_bilthon_20161218.bin");
File file = new File(current + "/src/main/java/de/bitsharesmunich/graphenej/bts_bilthon-83_20170131.bin");
Path path = Paths.get(file.getAbsolutePath());
byte[] data = Files.readAllBytes(path);
System.out.println(FileBin.getBrainkeyFromByte(data, "123456"));
String brainKey = FileBin.getBrainkeyFromByte(data, Main.BILTHON_83_PASSWORD);
} catch (IOException e) {
System.out.println("IOException while trying to open bin file. Msg: "+e.getMessage());
}

9
src/main/java/de/bitsharesmunich/graphenej/Util.java
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@ -140,10 +140,11 @@ public class Util {
} catch (IOException ex) {
Logger.getLogger(Util.class.getName()).log(Level.SEVERE, null, ex);
} finally {
try {
in.close();
} catch (IOException ex) {
Logger.getLogger(Util.class.getName()).log(Level.SEVERE, null, ex); }
// try {
// in.close();
// } catch (IOException ex) {
// Logger.getLogger(Util.class.getName()).log(Level.SEVERE, null, ex);
// }
}
return null;
}