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Code Issues Releases Wiki Activity

Due to compatiblity switch from SHA512 to SHA256

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This commit is contained in:
Dominik Schürmann 2014-09-07 17:58:28 +02:00
parent c026dac8fc
commit d172058150
4 changed files with 58 additions and 39 deletions
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4
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
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@ -71,7 +71,7 @@ public final class Constants {
public static final String PASSPHRASE_CACHE_TTL = "passphraseCacheTtl"; public static final String PASSPHRASE_CACHE_TTL = "passphraseCacheTtl";
public static final String LANGUAGE = "language"; public static final String LANGUAGE = "language";
public static final String KEY_SERVERS = "keyServers"; public static final String KEY_SERVERS = "keyServers";
public static final String KEY_SERVERS_DEFAULT_VERSION = "keyServersDefaultVersion"; public static final String PREF_DEFAULT_VERSION = "keyServersDefaultVersion";
public static final String WRITE_VERSION_HEADER = "writeVersionHeader"; public static final String WRITE_VERSION_HEADER = "writeVersionHeader";
public static final String FIRST_TIME = "firstTime"; public static final String FIRST_TIME = "firstTime";
public static final String SHOW_ADVANCED_TABS = "showAdvancedTabs"; public static final String SHOW_ADVANCED_TABS = "showAdvancedTabs";
@ -83,7 +83,7 @@ public final class Constants {
public static final class Defaults { public static final class Defaults {
public static final String KEY_SERVERS = "hkps://hkps.pool.sks-keyservers.net, hkps://pgp.mit.edu"; public static final String KEY_SERVERS = "hkps://hkps.pool.sks-keyservers.net, hkps://pgp.mit.edu";
public static final int KEY_SERVERS_VERSION = 3; public static final int PREF_VERSION = 4;
} }
public static final class DrawerItems { public static final class DrawerItems {

41
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java
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@ -29,7 +29,6 @@ import org.sufficientlysecure.keychain.Constants.Pref;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Arrays; import java.util.Arrays;
import java.util.Iterator;
import java.util.ListIterator; import java.util.ListIterator;
import java.util.Vector; import java.util.Vector;
@ -94,7 +93,7 @@ public class Preferences {
public int getDefaultHashAlgorithm() { public int getDefaultHashAlgorithm() {
return mSharedPreferences.getInt(Constants.Pref.DEFAULT_HASH_ALGORITHM, return mSharedPreferences.getInt(Constants.Pref.DEFAULT_HASH_ALGORITHM,
HashAlgorithmTags.SHA512); HashAlgorithmTags.SHA256);
} }
public void setDefaultHashAlgorithm(int value) { public void setDefaultHashAlgorithm(int value) {
@ -237,9 +236,15 @@ public class Preferences {
} }
public void updatePreferences() { public void updatePreferences() {
if (mSharedPreferences.getInt(Constants.Pref.PREF_DEFAULT_VERSION, 0) !=
Constants.Defaults.PREF_VERSION) {
switch (mSharedPreferences.getInt(Constants.Pref.PREF_DEFAULT_VERSION, 0)) {
case 1:
// fall through
case 2:
// fall through
case 3: {
// migrate keyserver to hkps // migrate keyserver to hkps
if (mSharedPreferences.getInt(Constants.Pref.KEY_SERVERS_DEFAULT_VERSION, 0) !=
Constants.Defaults.KEY_SERVERS_VERSION) {
String[] serversArray = getKeyServers(); String[] serversArray = getKeyServers();
ArrayList<String> servers = new ArrayList<String>(Arrays.asList(serversArray)); ArrayList<String> servers = new ArrayList<String>(Arrays.asList(serversArray));
ListIterator<String> it = servers.listIterator(); ListIterator<String> it = servers.listIterator();
@ -261,19 +266,33 @@ public class Preferences {
} }
setKeyServers(servers.toArray(new String[servers.size()])); setKeyServers(servers.toArray(new String[servers.size()]));
mSharedPreferences.edit()
.putInt(Constants.Pref.KEY_SERVERS_DEFAULT_VERSION, Constants.Defaults.KEY_SERVERS_VERSION)
.commit();
}
// migrate old uncompressed constant to new one // migrate old uncompressed constant to new one
if (mSharedPreferences.getInt(Constants.Pref.DEFAULT_FILE_COMPRESSION, 0) == 0x21070001) { if (mSharedPreferences.getInt(Constants.Pref.DEFAULT_FILE_COMPRESSION, 0)
== 0x21070001) {
setDefaultFileCompression(CompressionAlgorithmTags.UNCOMPRESSED); setDefaultFileCompression(CompressionAlgorithmTags.UNCOMPRESSED);
} }
// migrate away from MD5 // migrate away from MD5
if (mSharedPreferences.getInt(Constants.Pref.DEFAULT_HASH_ALGORITHM, 0) == HashAlgorithmTags.MD5) { if (mSharedPreferences.getInt(Constants.Pref.DEFAULT_HASH_ALGORITHM, 0)
setDefaultHashAlgorithm(HashAlgorithmTags.SHA512); == HashAlgorithmTags.MD5) {
setDefaultHashAlgorithm(HashAlgorithmTags.SHA256);
}
}
// fall through
case 4: {
// for compatibility: change from SHA512 to SHA256
if (mSharedPreferences.getInt(Constants.Pref.DEFAULT_HASH_ALGORITHM, 0)
== HashAlgorithmTags.SHA512) {
setDefaultHashAlgorithm(HashAlgorithmTags.SHA256);
}
}
}
// write new preference version
mSharedPreferences.edit()
.putInt(Constants.Pref.PREF_DEFAULT_VERSION, Constants.Defaults.PREF_VERSION)
.commit();
} }
} }
} }

2
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpKeyOperation.java
View File

@ -125,7 +125,7 @@ public class PgpKeyOperation {
* http://kbsriram.com/2013/01/generating-rsa-keys-with-bouncycastle.html * http://kbsriram.com/2013/01/generating-rsa-keys-with-bouncycastle.html
*/ */
private static final int SECRET_KEY_ENCRYPTOR_S2K_COUNT = 0x60; private static final int SECRET_KEY_ENCRYPTOR_S2K_COUNT = 0x60;
private static final int SECRET_KEY_ENCRYPTOR_HASH_ALGO = HashAlgorithmTags.SHA512; private static final int SECRET_KEY_ENCRYPTOR_HASH_ALGO = HashAlgorithmTags.SHA256;
private static final int SECRET_KEY_ENCRYPTOR_SYMMETRIC_ALGO = SymmetricKeyAlgorithmTags.AES_256; private static final int SECRET_KEY_ENCRYPTOR_SYMMETRIC_ALGO = SymmetricKeyAlgorithmTags.AES_256;
public PgpKeyOperation(Progressable progress) { public PgpKeyOperation(Progressable progress) {

2
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/remote/AccountSettings.java
View File

@ -39,7 +39,7 @@ public class AccountSettings {
// defaults: // defaults:
this.mEncryptionAlgorithm = PGPEncryptedData.AES_256; this.mEncryptionAlgorithm = PGPEncryptedData.AES_256;
this.mHashAlgorithm = HashAlgorithmTags.SHA512; this.mHashAlgorithm = HashAlgorithmTags.SHA256;
this.mCompression = CompressionAlgorithmTags.ZLIB; this.mCompression = CompressionAlgorithmTags.ZLIB;
} }