mirror of
https://github.com/moparisthebest/Conversations
synced 2024-11-28 03:32:15 -05:00
CryptoNext persistance layer mockup
Initial sketch of the peripheral storage infrastructure for the new axolotl-based encryption scheme.
This commit is contained in:
Andreas Straub
parent
c4f3e5be3f
commit
b8048a5538
@ -37,6 +37,7 @@ dependencies {
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compile 'de.timroes.android:EnhancedListView:0.3.4'
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compile 'me.leolin:ShortcutBadger:1.1.1@aar'
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compile 'com.kyleduo.switchbutton:library:1.2.8'
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compile 'org.whispersystems:axolotl-android:1.3.4'
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}
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android {
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@ -0,0 +1,440 @@
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package eu.siacs.conversations.crypto.axolotl;
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import android.util.Log;
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import org.whispersystems.libaxolotl.AxolotlAddress;
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import org.whispersystems.libaxolotl.IdentityKey;
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import org.whispersystems.libaxolotl.IdentityKeyPair;
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import org.whispersystems.libaxolotl.InvalidKeyException;
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import org.whispersystems.libaxolotl.InvalidKeyIdException;
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import org.whispersystems.libaxolotl.ecc.Curve;
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import org.whispersystems.libaxolotl.ecc.ECKeyPair;
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import org.whispersystems.libaxolotl.state.AxolotlStore;
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import org.whispersystems.libaxolotl.state.PreKeyRecord;
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import org.whispersystems.libaxolotl.state.SessionRecord;
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import org.whispersystems.libaxolotl.state.SignedPreKeyRecord;
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import org.whispersystems.libaxolotl.util.KeyHelper;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import eu.siacs.conversations.Config;
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import eu.siacs.conversations.entities.Account;
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import eu.siacs.conversations.entities.Conversation;
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import eu.siacs.conversations.entities.Message;
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import eu.siacs.conversations.services.XmppConnectionService;
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import eu.siacs.conversations.xmpp.jid.InvalidJidException;
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import eu.siacs.conversations.xmpp.jid.Jid;
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public class AxolotlService {
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private Account account;
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private XmppConnectionService mXmppConnectionService;
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private SQLiteAxolotlStore axolotlStore;
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private Map<Jid,XmppAxolotlSession> sessions;
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public static class SQLiteAxolotlStore implements AxolotlStore {
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public static final String PREKEY_TABLENAME = "prekeys";
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public static final String SIGNED_PREKEY_TABLENAME = "signed_prekeys";
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public static final String SESSION_TABLENAME = "signed_prekeys";
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public static final String NAME = "name";
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public static final String DEVICE_ID = "device_id";
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public static final String ID = "id";
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public static final String KEY = "key";
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public static final String ACCOUNT = "account";
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public static final String JSONKEY_IDENTITY_KEY_PAIR = "axolotl_key";
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public static final String JSONKEY_REGISTRATION_ID = "axolotl_reg_id";
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private final Account account;
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private final XmppConnectionService mXmppConnectionService;
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private final IdentityKeyPair identityKeyPair;
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private final int localRegistrationId;
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private static IdentityKeyPair generateIdentityKeyPair() {
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Log.d(Config.LOGTAG, "Generating axolotl IdentityKeyPair...");
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ECKeyPair identityKeyPairKeys = Curve.generateKeyPair();
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IdentityKeyPair ownKey = new IdentityKeyPair(new IdentityKey(identityKeyPairKeys.getPublicKey()),
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identityKeyPairKeys.getPrivateKey());
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return ownKey;
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}
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private static int generateRegistrationId() {
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Log.d(Config.LOGTAG, "Generating axolotl registration ID...");
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int reg_id = KeyHelper.generateRegistrationId(false);
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return reg_id;
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}
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public SQLiteAxolotlStore(Account account, XmppConnectionService service) {
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this.account = account;
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this.mXmppConnectionService = service;
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this.identityKeyPair = loadIdentityKeyPair();
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this.localRegistrationId = loadRegistrationId();
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}
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// --------------------------------------
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// IdentityKeyStore
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// --------------------------------------
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private IdentityKeyPair loadIdentityKeyPair() {
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String serializedKey = this.account.getKey(JSONKEY_IDENTITY_KEY_PAIR);
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IdentityKeyPair ownKey;
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if( serializedKey != null ) {
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try {
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ownKey = new IdentityKeyPair(serializedKey.getBytes());
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} catch (InvalidKeyException e) {
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Log.d(Config.LOGTAG, "Invalid key stored for account " + account.getJid() + ": " + e.getMessage());
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return null;
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}
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} else {
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Log.d(Config.LOGTAG, "Could not retrieve axolotl key for account " + account.getJid());
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ownKey = generateIdentityKeyPair();
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boolean success = this.account.setKey(JSONKEY_IDENTITY_KEY_PAIR, new String(ownKey.serialize()));
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if(success) {
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mXmppConnectionService.databaseBackend.updateAccount(account);
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} else {
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Log.e(Config.LOGTAG, "Failed to write new key to the database!");
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}
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}
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return ownKey;
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}
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private int loadRegistrationId() {
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String regIdString = this.account.getKey(JSONKEY_REGISTRATION_ID);
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int reg_id;
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if (regIdString != null) {
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reg_id = Integer.valueOf(regIdString);
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} else {
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Log.d(Config.LOGTAG, "Could not retrieve axolotl registration id for account " + account.getJid());
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reg_id = generateRegistrationId();
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boolean success = this.account.setKey(JSONKEY_REGISTRATION_ID,""+reg_id);
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if(success) {
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mXmppConnectionService.databaseBackend.updateAccount(account);
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} else {
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Log.e(Config.LOGTAG, "Failed to write new key to the database!");
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}
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}
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return reg_id;
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}
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/**
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* Get the local client's identity key pair.
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*
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* @return The local client's persistent identity key pair.
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*/
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@Override
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public IdentityKeyPair getIdentityKeyPair() {
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return identityKeyPair;
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}
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/**
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* Return the local client's registration ID.
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* <p/>
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* Clients should maintain a registration ID, a random number
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* between 1 and 16380 that's generated once at install time.
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*
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* @return the local client's registration ID.
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*/
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@Override
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public int getLocalRegistrationId() {
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return localRegistrationId;
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}
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/**
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* Save a remote client's identity key
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* <p/>
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* Store a remote client's identity key as trusted.
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*
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* @param name The name of the remote client.
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* @param identityKey The remote client's identity key.
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*/
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@Override
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public void saveIdentity(String name, IdentityKey identityKey) {
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try {
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Jid contactJid = Jid.fromString(name);
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Conversation conversation = this.mXmppConnectionService.find(this.account, contactJid);
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if (conversation != null) {
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conversation.getContact().addAxolotlIdentityKey(identityKey, false);
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mXmppConnectionService.updateConversationUi();
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mXmppConnectionService.syncRosterToDisk(conversation.getAccount());
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}
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} catch (final InvalidJidException e) {
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Log.e(Config.LOGTAG, "Failed to save identityKey for contact name " + name + ": " + e.toString());
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}
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}
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/**
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* Verify a remote client's identity key.
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* <p/>
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* Determine whether a remote client's identity is trusted. Convention is
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* that the TextSecure protocol is 'trust on first use.' This means that
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* an identity key is considered 'trusted' if there is no entry for the recipient
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* in the local store, or if it matches the saved key for a recipient in the local
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* store. Only if it mismatches an entry in the local store is it considered
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* 'untrusted.'
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*
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* @param name The name of the remote client.
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* @param identityKey The identity key to verify.
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* @return true if trusted, false if untrusted.
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*/
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@Override
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public boolean isTrustedIdentity(String name, IdentityKey identityKey) {
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try {
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Jid contactJid = Jid.fromString(name);
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Conversation conversation = this.mXmppConnectionService.find(this.account, contactJid);
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if (conversation != null) {
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List<IdentityKey> trustedKeys = conversation.getContact().getTrustedAxolotlIdentityKeys();
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return trustedKeys.contains(identityKey);
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} else {
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return false;
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}
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} catch (final InvalidJidException e) {
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Log.e(Config.LOGTAG, "Failed to save identityKey for contact name" + name + ": " + e.toString());
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return false;
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}
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}
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// --------------------------------------
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// SessionStore
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// --------------------------------------
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/**
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* Returns a copy of the {@link SessionRecord} corresponding to the recipientId + deviceId tuple,
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* or a new SessionRecord if one does not currently exist.
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* <p/>
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* It is important that implementations return a copy of the current durable information. The
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* returned SessionRecord may be modified, but those changes should not have an effect on the
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* durable session state (what is returned by subsequent calls to this method) without the
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* store method being called here first.
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*
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* @param address The name and device ID of the remote client.
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* @return a copy of the SessionRecord corresponding to the recipientId + deviceId tuple, or
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* a new SessionRecord if one does not currently exist.
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*/
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@Override
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public SessionRecord loadSession(AxolotlAddress address) {
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SessionRecord session = mXmppConnectionService.databaseBackend.loadSession(this.account, address);
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return (session!=null)?session:new SessionRecord();
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}
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/**
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* Returns all known devices with active sessions for a recipient
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*
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* @param name the name of the client.
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* @return all known sub-devices with active sessions.
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*/
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@Override
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public List<Integer> getSubDeviceSessions(String name) {
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return mXmppConnectionService.databaseBackend.getSubDeviceSessions(account,
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new AxolotlAddress(name,0));
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}
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/**
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* Commit to storage the {@link SessionRecord} for a given recipientId + deviceId tuple.
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*
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* @param address the address of the remote client.
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* @param record the current SessionRecord for the remote client.
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*/
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@Override
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public void storeSession(AxolotlAddress address, SessionRecord record) {
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mXmppConnectionService.databaseBackend.storeSession(account, address, record);
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}
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/**
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* Determine whether there is a committed {@link SessionRecord} for a recipientId + deviceId tuple.
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*
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* @param address the address of the remote client.
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* @return true if a {@link SessionRecord} exists, false otherwise.
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*/
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@Override
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public boolean containsSession(AxolotlAddress address) {
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return mXmppConnectionService.databaseBackend.containsSession(account, address);
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}
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/**
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* Remove a {@link SessionRecord} for a recipientId + deviceId tuple.
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*
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* @param address the address of the remote client.
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*/
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@Override
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public void deleteSession(AxolotlAddress address) {
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mXmppConnectionService.databaseBackend.deleteSession(account, address);
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}
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/**
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* Remove the {@link SessionRecord}s corresponding to all devices of a recipientId.
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*
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* @param name the name of the remote client.
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*/
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@Override
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public void deleteAllSessions(String name) {
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mXmppConnectionService.databaseBackend.deleteAllSessions(account,
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new AxolotlAddress(name,0));
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}
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// --------------------------------------
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// PreKeyStore
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// --------------------------------------
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/**
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* Load a local PreKeyRecord.
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*
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* @param preKeyId the ID of the local PreKeyRecord.
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* @return the corresponding PreKeyRecord.
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* @throws InvalidKeyIdException when there is no corresponding PreKeyRecord.
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*/
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@Override
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public PreKeyRecord loadPreKey(int preKeyId) throws InvalidKeyIdException {
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PreKeyRecord record = mXmppConnectionService.databaseBackend.loadPreKey(account, preKeyId);
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if(record == null) {
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throw new InvalidKeyIdException("No such PreKeyRecord!");
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}
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return record;
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}
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/**
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* Store a local PreKeyRecord.
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*
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* @param preKeyId the ID of the PreKeyRecord to store.
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* @param record the PreKeyRecord.
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*/
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@Override
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public void storePreKey(int preKeyId, PreKeyRecord record) {
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mXmppConnectionService.databaseBackend.storePreKey(account, record);
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}
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/**
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* @param preKeyId A PreKeyRecord ID.
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* @return true if the store has a record for the preKeyId, otherwise false.
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*/
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@Override
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public boolean containsPreKey(int preKeyId) {
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return mXmppConnectionService.databaseBackend.containsPreKey(account, preKeyId);
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}
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/**
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* Delete a PreKeyRecord from local storage.
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*
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* @param preKeyId The ID of the PreKeyRecord to remove.
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*/
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@Override
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public void removePreKey(int preKeyId) {
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mXmppConnectionService.databaseBackend.deletePreKey(account, preKeyId);
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}
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// --------------------------------------
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// SignedPreKeyStore
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// --------------------------------------
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/**
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* Load a local SignedPreKeyRecord.
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*
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* @param signedPreKeyId the ID of the local SignedPreKeyRecord.
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* @return the corresponding SignedPreKeyRecord.
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* @throws InvalidKeyIdException when there is no corresponding SignedPreKeyRecord.
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*/
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@Override
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public SignedPreKeyRecord loadSignedPreKey(int signedPreKeyId) throws InvalidKeyIdException {
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SignedPreKeyRecord record = mXmppConnectionService.databaseBackend.loadSignedPreKey(account, signedPreKeyId);
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if(record == null) {
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throw new InvalidKeyIdException("No such PreKeyRecord!");
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}
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return record;
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}
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/**
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* Load all local SignedPreKeyRecords.
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*
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* @return All stored SignedPreKeyRecords.
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*/
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@Override
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public List<SignedPreKeyRecord> loadSignedPreKeys() {
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return mXmppConnectionService.databaseBackend.loadSignedPreKeys(account);
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}
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/**
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* Store a local SignedPreKeyRecord.
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*
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* @param signedPreKeyId the ID of the SignedPreKeyRecord to store.
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* @param record the SignedPreKeyRecord.
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*/
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@Override
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public void storeSignedPreKey(int signedPreKeyId, SignedPreKeyRecord record) {
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mXmppConnectionService.databaseBackend.storeSignedPreKey(account, record);
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}
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/**
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* @param signedPreKeyId A SignedPreKeyRecord ID.
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* @return true if the store has a record for the signedPreKeyId, otherwise false.
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*/
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@Override
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public boolean containsSignedPreKey(int signedPreKeyId) {
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return mXmppConnectionService.databaseBackend.containsSignedPreKey(account, signedPreKeyId);
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}
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/**
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* Delete a SignedPreKeyRecord from local storage.
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*
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* @param signedPreKeyId The ID of the SignedPreKeyRecord to remove.
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*/
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@Override
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public void removeSignedPreKey(int signedPreKeyId) {
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mXmppConnectionService.databaseBackend.deleteSignedPreKey(account, signedPreKeyId);
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}
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}
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private static class XmppAxolotlSession {
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private List<Message> untrustedMessages;
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private AxolotlStore axolotlStore;
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public XmppAxolotlSession(SQLiteAxolotlStore axolotlStore) {
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this.untrustedMessages = new ArrayList<>();
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this.axolotlStore = axolotlStore;
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}
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public void trust() {
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for (Message message : this.untrustedMessages) {
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message.trust();
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}
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this.untrustedMessages = null;
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}
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public boolean isTrusted() {
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return (this.untrustedMessages == null);
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}
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public String processReceiving(XmppAxolotlMessage incomingMessage) {
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return null;
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}
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public XmppAxolotlMessage processSending(String outgoingMessage) {
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return null;
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}
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}
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public AxolotlService(Account account, XmppConnectionService connectionService) {
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this.mXmppConnectionService = connectionService;
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this.account = account;
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this.axolotlStore = new SQLiteAxolotlStore(this.account, this.mXmppConnectionService);
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this.sessions = new HashMap<>();
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}
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public void trustSession(Jid counterpart) {
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XmppAxolotlSession session = sessions.get(counterpart);
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if(session != null) {
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session.trust();
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}
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}
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public boolean isTrustedSession(Jid counterpart) {
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XmppAxolotlSession session = sessions.get(counterpart);
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return session != null && session.isTrusted();
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}
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}
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@ -0,0 +1,4 @@
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package eu.siacs.conversations.crypto.axolotl;
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public class XmppAxolotlMessage {
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}
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@ -254,6 +254,10 @@ public class Account extends AbstractEntity {
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return keys;
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}
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public String getKey(final String name) {
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return this.keys.optString(name, null);
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}
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public boolean setKey(final String keyName, final String keyValue) {
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try {
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this.keys.put(keyName, keyValue);
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@ -2,15 +2,19 @@ package eu.siacs.conversations.entities;
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import android.content.ContentValues;
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import android.database.Cursor;
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import android.util.Log;
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import org.json.JSONArray;
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import org.json.JSONException;
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||||
import org.json.JSONObject;
|
||||
import org.whispersystems.libaxolotl.IdentityKey;
|
||||
import org.whispersystems.libaxolotl.InvalidKeyException;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
import java.util.Locale;
|
||||
|
||||
import eu.siacs.conversations.Config;
|
||||
import eu.siacs.conversations.utils.UIHelper;
|
||||
import eu.siacs.conversations.xml.Element;
|
||||
import eu.siacs.conversations.xmpp.jid.InvalidJidException;
|
||||
@ -183,6 +187,7 @@ public class Contact implements ListItem, Blockable {
|
||||
}
|
||||
|
||||
public ContentValues getContentValues() {
|
||||
synchronized (this.keys) {
|
||||
final ContentValues values = new ContentValues();
|
||||
values.put(ACCOUNT, accountUuid);
|
||||
values.put(SYSTEMNAME, systemName);
|
||||
@ -198,6 +203,7 @@ public class Contact implements ListItem, Blockable {
|
||||
values.put(GROUPS, groups.toString());
|
||||
return values;
|
||||
}
|
||||
}
|
||||
|
||||
public int getSubscription() {
|
||||
return this.subscription;
|
||||
@ -281,6 +287,7 @@ public class Contact implements ListItem, Blockable {
|
||||
}
|
||||
|
||||
public ArrayList<String> getOtrFingerprints() {
|
||||
synchronized (this.keys) {
|
||||
final ArrayList<String> fingerprints = new ArrayList<String>();
|
||||
try {
|
||||
if (this.keys.has("otr_fingerprints")) {
|
||||
@ -297,8 +304,9 @@ public class Contact implements ListItem, Blockable {
|
||||
}
|
||||
return fingerprints;
|
||||
}
|
||||
|
||||
}
|
||||
public boolean addOtrFingerprint(String print) {
|
||||
synchronized (this.keys) {
|
||||
if (getOtrFingerprints().contains(print)) {
|
||||
return false;
|
||||
}
|
||||
@ -306,7 +314,6 @@ public class Contact implements ListItem, Blockable {
|
||||
JSONArray fingerprints;
|
||||
if (!this.keys.has("otr_fingerprints")) {
|
||||
fingerprints = new JSONArray();
|
||||
|
||||
} else {
|
||||
fingerprints = this.keys.getJSONArray("otr_fingerprints");
|
||||
}
|
||||
@ -317,8 +324,10 @@ public class Contact implements ListItem, Blockable {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public long getPgpKeyId() {
|
||||
synchronized (this.keys) {
|
||||
if (this.keys.has("pgp_keyid")) {
|
||||
try {
|
||||
return this.keys.getLong("pgp_keyid");
|
||||
@ -329,14 +338,57 @@ public class Contact implements ListItem, Blockable {
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public void setPgpKeyId(long keyId) {
|
||||
synchronized (this.keys) {
|
||||
try {
|
||||
this.keys.put("pgp_keyid", keyId);
|
||||
} catch (final JSONException ignored) {
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public List<IdentityKey> getTrustedAxolotlIdentityKeys() {
|
||||
synchronized (this.keys) {
|
||||
JSONArray serializedKeyItems = this.keys.optJSONArray("axolotl_identity_key");
|
||||
List<IdentityKey> identityKeys = new ArrayList<>();
|
||||
if(serializedKeyItems != null) {
|
||||
for(int i = 0; i<serializedKeyItems.length();++i) {
|
||||
try {
|
||||
String serializedKeyItem = serializedKeyItems.getString(i);
|
||||
IdentityKey identityKey = new IdentityKey(serializedKeyItem.getBytes(), 0);
|
||||
identityKeys.add(identityKey);
|
||||
} catch (InvalidKeyException e) {
|
||||
Log.e(Config.LOGTAG, "Invalid axolotl identity key encountered at" + this.getJid() + ": " + e.getMessage());
|
||||
} catch (JSONException e) {
|
||||
Log.e(Config.LOGTAG, "Error retrieving axolotl identity key at" + this.getJid() + ": " + e.getMessage());
|
||||
}
|
||||
}
|
||||
}
|
||||
return identityKeys;
|
||||
}
|
||||
}
|
||||
|
||||
public boolean addAxolotlIdentityKey(IdentityKey identityKey, boolean trusted) {
|
||||
synchronized (this.keys) {
|
||||
JSONArray keysList;
|
||||
try {
|
||||
keysList = this.keys.getJSONArray("axolotl_identity_key");
|
||||
} catch (JSONException e) {
|
||||
keysList = new JSONArray();
|
||||
}
|
||||
keysList.put(new String(identityKey.serialize()));
|
||||
try {
|
||||
this.keys.put("axolotl_identity_key", keysList);
|
||||
} catch (JSONException e) {
|
||||
Log.e(Config.LOGTAG, "Error adding Identity Key to Contact " + this.getJid() + ": " + e.getMessage());
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
public void setOption(int option) {
|
||||
this.subscription |= 1 << option;
|
||||
@ -441,6 +493,7 @@ public class Contact implements ListItem, Blockable {
|
||||
}
|
||||
|
||||
public boolean deleteOtrFingerprint(String fingerprint) {
|
||||
synchronized (this.keys) {
|
||||
boolean success = false;
|
||||
try {
|
||||
if (this.keys.has("otr_fingerprints")) {
|
||||
@ -461,6 +514,7 @@ public class Contact implements ListItem, Blockable {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public boolean trusted() {
|
||||
return getOption(Options.FROM) && getOption(Options.TO);
|
||||
|
||||
@ -65,6 +65,7 @@ public class Message extends AbstractEntity {
|
||||
protected int encryption;
|
||||
protected int status;
|
||||
protected int type;
|
||||
private boolean isTrusted = true;
|
||||
protected String relativeFilePath;
|
||||
protected boolean read = true;
|
||||
protected String remoteMsgId = null;
|
||||
@ -663,4 +664,16 @@ public class Message extends AbstractEntity {
|
||||
public int width = 0;
|
||||
public int height = 0;
|
||||
}
|
||||
|
||||
public void trust() {
|
||||
this.isTrusted = true;
|
||||
}
|
||||
|
||||
public void distrust() {
|
||||
this.isTrusted = false;
|
||||
}
|
||||
|
||||
public boolean isTrusted() {
|
||||
return this.isTrusted;
|
||||
}
|
||||
}
|
||||
|
||||
@ -1,10 +1,12 @@
|
||||
package eu.siacs.conversations.persistance;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
import java.util.concurrent.CopyOnWriteArrayList;
|
||||
|
||||
import eu.siacs.conversations.Config;
|
||||
import eu.siacs.conversations.crypto.axolotl.AxolotlService;
|
||||
import eu.siacs.conversations.entities.Account;
|
||||
import eu.siacs.conversations.entities.Contact;
|
||||
import eu.siacs.conversations.entities.Conversation;
|
||||
@ -13,6 +15,7 @@ import eu.siacs.conversations.entities.Roster;
|
||||
import eu.siacs.conversations.xmpp.jid.InvalidJidException;
|
||||
import eu.siacs.conversations.xmpp.jid.Jid;
|
||||
|
||||
import android.content.ContentValues;
|
||||
import android.content.Context;
|
||||
import android.database.Cursor;
|
||||
import android.database.sqlite.SQLiteCantOpenDatabaseException;
|
||||
@ -20,6 +23,11 @@ import android.database.sqlite.SQLiteDatabase;
|
||||
import android.database.sqlite.SQLiteOpenHelper;
|
||||
import android.util.Log;
|
||||
|
||||
import org.whispersystems.libaxolotl.AxolotlAddress;
|
||||
import org.whispersystems.libaxolotl.state.PreKeyRecord;
|
||||
import org.whispersystems.libaxolotl.state.SessionRecord;
|
||||
import org.whispersystems.libaxolotl.state.SignedPreKeyRecord;
|
||||
|
||||
public class DatabaseBackend extends SQLiteOpenHelper {
|
||||
|
||||
private static DatabaseBackend instance = null;
|
||||
@ -39,6 +47,40 @@ public class DatabaseBackend extends SQLiteOpenHelper {
|
||||
+ ") ON DELETE CASCADE, UNIQUE(" + Contact.ACCOUNT + ", "
|
||||
+ Contact.JID + ") ON CONFLICT REPLACE);";
|
||||
|
||||
private static String CREATE_PREKEYS_STATEMENT = "CREATE TABLE "
|
||||
+ AxolotlService.SQLiteAxolotlStore.PREKEY_TABLENAME + "("
|
||||
+ AxolotlService.SQLiteAxolotlStore.ID + " INTEGER, "
|
||||
+ AxolotlService.SQLiteAxolotlStore.KEY + "TEXT, FOREIGN KEY("
|
||||
+ AxolotlService.SQLiteAxolotlStore.ACCOUNT
|
||||
+ ") REFERENCES " + Account.TABLENAME + "(" + Account.UUID + ") ON DELETE CASCADE, "
|
||||
+ "UNIQUE( " + AxolotlService.SQLiteAxolotlStore.ACCOUNT + ", "
|
||||
+ AxolotlService.SQLiteAxolotlStore.ID
|
||||
+ ") ON CONFLICT REPLACE"
|
||||
+");";
|
||||
|
||||
private static String CREATE_SIGNED_PREKEYS_STATEMENT = "CREATE TABLE "
|
||||
+ AxolotlService.SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME + "("
|
||||
+ AxolotlService.SQLiteAxolotlStore.ID + " INTEGER, "
|
||||
+ AxolotlService.SQLiteAxolotlStore.KEY + "TEXT, FOREIGN KEY("
|
||||
+ AxolotlService.SQLiteAxolotlStore.ACCOUNT
|
||||
+ ") REFERENCES " + Account.TABLENAME + "(" + Account.UUID + ") ON DELETE CASCADE, "
|
||||
+ "UNIQUE( " + AxolotlService.SQLiteAxolotlStore.ACCOUNT + ", "
|
||||
+ AxolotlService.SQLiteAxolotlStore.ID
|
||||
+ ") ON CONFLICT REPLACE"+
|
||||
");";
|
||||
|
||||
private static String CREATE_SESSIONS_STATEMENT = "CREATE TABLE "
|
||||
+ AxolotlService.SQLiteAxolotlStore.SESSION_TABLENAME + "("
|
||||
+ AxolotlService.SQLiteAxolotlStore.NAME + " TEXT, "
|
||||
+ AxolotlService.SQLiteAxolotlStore.DEVICE_ID+ " INTEGER, "
|
||||
+ AxolotlService.SQLiteAxolotlStore.KEY + "TEXT, FOREIGN KEY("
|
||||
+ AxolotlService.SQLiteAxolotlStore.ACCOUNT
|
||||
+ ") REFERENCES " + Account.TABLENAME + "(" + Account.UUID + ") ON DELETE CASCADE, "
|
||||
+ "UNIQUE( " + AxolotlService.SQLiteAxolotlStore.ACCOUNT + ", "
|
||||
+ AxolotlService.SQLiteAxolotlStore.NAME
|
||||
+ ") ON CONFLICT REPLACE"
|
||||
+");";
|
||||
|
||||
private DatabaseBackend(Context context) {
|
||||
super(context, DATABASE_NAME, null, DATABASE_VERSION);
|
||||
}
|
||||
@ -481,4 +523,223 @@ public class DatabaseBackend extends SQLiteOpenHelper {
|
||||
cursor.close();
|
||||
return list;
|
||||
}
|
||||
|
||||
private Cursor getCursorForSession(Account account, AxolotlAddress contact) {
|
||||
final SQLiteDatabase db = this.getReadableDatabase();
|
||||
String[] columns = null;
|
||||
String[] selectionArgs = {account.getUuid(),
|
||||
contact.getName(),
|
||||
Integer.toString(contact.getDeviceId())};
|
||||
Cursor cursor = db.query(AxolotlService.SQLiteAxolotlStore.SESSION_TABLENAME,
|
||||
columns,
|
||||
AxolotlService.SQLiteAxolotlStore.ACCOUNT + " = ? AND "
|
||||
+ AxolotlService.SQLiteAxolotlStore.NAME + " = ? AND "
|
||||
+ AxolotlService.SQLiteAxolotlStore.DEVICE_ID + " = ? ",
|
||||
selectionArgs,
|
||||
null, null, null);
|
||||
|
||||
return cursor;
|
||||
}
|
||||
|
||||
public SessionRecord loadSession(Account account, AxolotlAddress contact) {
|
||||
SessionRecord session = null;
|
||||
Cursor cursor = getCursorForSession(account, contact);
|
||||
if(cursor.getCount() != 0) {
|
||||
cursor.moveToFirst();
|
||||
try {
|
||||
session = new SessionRecord(cursor.getString(cursor.getColumnIndex(AxolotlService.SQLiteAxolotlStore.KEY)).getBytes());
|
||||
} catch (IOException e) {
|
||||
throw new AssertionError(e);
|
||||
}
|
||||
}
|
||||
cursor.close();
|
||||
return session;
|
||||
}
|
||||
|
||||
public List<Integer> getSubDeviceSessions(Account account, AxolotlAddress contact) {
|
||||
List<Integer> devices = new ArrayList<>();
|
||||
final SQLiteDatabase db = this.getReadableDatabase();
|
||||
String[] columns = {AxolotlService.SQLiteAxolotlStore.DEVICE_ID};
|
||||
String[] selectionArgs = {account.getUuid(),
|
||||
contact.getName()};
|
||||
Cursor cursor = db.query(AxolotlService.SQLiteAxolotlStore.SESSION_TABLENAME,
|
||||
columns,
|
||||
AxolotlService.SQLiteAxolotlStore.ACCOUNT + " = ? AND "
|
||||
+ AxolotlService.SQLiteAxolotlStore.NAME + " = ? AND ",
|
||||
selectionArgs,
|
||||
null, null, null);
|
||||
|
||||
while(cursor.moveToNext()) {
|
||||
devices.add(cursor.getInt(
|
||||
cursor.getColumnIndex(AxolotlService.SQLiteAxolotlStore.DEVICE_ID)));
|
||||
}
|
||||
|
||||
cursor.close();
|
||||
return devices;
|
||||
}
|
||||
|
||||
public boolean containsSession(Account account, AxolotlAddress contact) {
|
||||
Cursor cursor = getCursorForSession(account, contact);
|
||||
int count = cursor.getCount();
|
||||
cursor.close();
|
||||
return count != 0;
|
||||
}
|
||||
|
||||
public void storeSession(Account account, AxolotlAddress contact, SessionRecord session) {
|
||||
SQLiteDatabase db = this.getWritableDatabase();
|
||||
ContentValues values = new ContentValues();
|
||||
values.put(AxolotlService.SQLiteAxolotlStore.NAME, contact.getName());
|
||||
values.put(AxolotlService.SQLiteAxolotlStore.DEVICE_ID, contact.getDeviceId());
|
||||
values.put(AxolotlService.SQLiteAxolotlStore.KEY, session.serialize());
|
||||
values.put(AxolotlService.SQLiteAxolotlStore.ACCOUNT, account.getUuid());
|
||||
db.insert(AxolotlService.SQLiteAxolotlStore.SESSION_TABLENAME, null, values);
|
||||
}
|
||||
|
||||
public void deleteSession(Account account, AxolotlAddress contact) {
|
||||
SQLiteDatabase db = this.getWritableDatabase();
|
||||
String[] args = {account.getUuid(),
|
||||
contact.getName(),
|
||||
Integer.toString(contact.getDeviceId())};
|
||||
db.delete(AxolotlService.SQLiteAxolotlStore.SESSION_TABLENAME,
|
||||
AxolotlService.SQLiteAxolotlStore.ACCOUNT + " = ? AND "
|
||||
+ AxolotlService.SQLiteAxolotlStore.NAME + " = ? AND "
|
||||
+ AxolotlService.SQLiteAxolotlStore.DEVICE_ID + " = ? ",
|
||||
args);
|
||||
}
|
||||
|
||||
public void deleteAllSessions(Account account, AxolotlAddress contact) {
|
||||
SQLiteDatabase db = this.getWritableDatabase();
|
||||
String[] args = {account.getUuid(), contact.getName()};
|
||||
db.delete(AxolotlService.SQLiteAxolotlStore.SESSION_TABLENAME,
|
||||
AxolotlService.SQLiteAxolotlStore.ACCOUNT + "=? AND "
|
||||
+ AxolotlService.SQLiteAxolotlStore.NAME + " = ?",
|
||||
args);
|
||||
}
|
||||
|
||||
private Cursor getCursorForPreKey(Account account, int preKeyId) {
|
||||
SQLiteDatabase db = this.getReadableDatabase();
|
||||
String[] columns = {AxolotlService.SQLiteAxolotlStore.KEY};
|
||||
String[] selectionArgs = {account.getUuid(), Integer.toString(preKeyId)};
|
||||
Cursor cursor = db.query(AxolotlService.SQLiteAxolotlStore.PREKEY_TABLENAME,
|
||||
columns,
|
||||
AxolotlService.SQLiteAxolotlStore.ACCOUNT + "=? AND "
|
||||
+ AxolotlService.SQLiteAxolotlStore.ID + "=?",
|
||||
selectionArgs,
|
||||
null, null, null);
|
||||
|
||||
return cursor;
|
||||
}
|
||||
|
||||
public PreKeyRecord loadPreKey(Account account, int preKeyId) {
|
||||
PreKeyRecord record = null;
|
||||
Cursor cursor = getCursorForPreKey(account, preKeyId);
|
||||
if(cursor.getCount() != 0) {
|
||||
cursor.moveToFirst();
|
||||
try {
|
||||
record = new PreKeyRecord(cursor.getString(cursor.getColumnIndex(AxolotlService.SQLiteAxolotlStore.KEY)).getBytes());
|
||||
} catch (IOException e ) {
|
||||
throw new AssertionError(e);
|
||||
}
|
||||
}
|
||||
cursor.close();
|
||||
return record;
|
||||
}
|
||||
|
||||
public boolean containsPreKey(Account account, int preKeyId) {
|
||||
Cursor cursor = getCursorForPreKey(account, preKeyId);
|
||||
int count = cursor.getCount();
|
||||
cursor.close();
|
||||
return count != 0;
|
||||
}
|
||||
|
||||
public void storePreKey(Account account, PreKeyRecord record) {
|
||||
SQLiteDatabase db = this.getWritableDatabase();
|
||||
ContentValues values = new ContentValues();
|
||||
values.put(AxolotlService.SQLiteAxolotlStore.ID, record.getId());
|
||||
values.put(AxolotlService.SQLiteAxolotlStore.KEY, record.serialize());
|
||||
values.put(AxolotlService.SQLiteAxolotlStore.ACCOUNT, account.getUuid());
|
||||
db.insert(AxolotlService.SQLiteAxolotlStore.PREKEY_TABLENAME, null, values);
|
||||
}
|
||||
|
||||
public void deletePreKey(Account account, int preKeyId) {
|
||||
SQLiteDatabase db = this.getWritableDatabase();
|
||||
String[] args = {account.getUuid(), Integer.toString(preKeyId)};
|
||||
db.delete(AxolotlService.SQLiteAxolotlStore.PREKEY_TABLENAME,
|
||||
AxolotlService.SQLiteAxolotlStore.ACCOUNT + "=? AND "
|
||||
+ AxolotlService.SQLiteAxolotlStore.ID + "=?",
|
||||
args);
|
||||
}
|
||||
|
||||
private Cursor getCursorForSignedPreKey(Account account, int signedPreKeyId) {
|
||||
SQLiteDatabase db = this.getReadableDatabase();
|
||||
String[] columns = {AxolotlService.SQLiteAxolotlStore.KEY};
|
||||
String[] selectionArgs = {account.getUuid(), Integer.toString(signedPreKeyId)};
|
||||
Cursor cursor = db.query(AxolotlService.SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME,
|
||||
columns,
|
||||
AxolotlService.SQLiteAxolotlStore.ACCOUNT + "=? AND " + AxolotlService.SQLiteAxolotlStore.ID + "=?",
|
||||
selectionArgs,
|
||||
null, null, null);
|
||||
|
||||
return cursor;
|
||||
}
|
||||
|
||||
public SignedPreKeyRecord loadSignedPreKey(Account account, int signedPreKeyId) {
|
||||
SignedPreKeyRecord record = null;
|
||||
Cursor cursor = getCursorForPreKey(account, signedPreKeyId);
|
||||
if(cursor.getCount() != 0) {
|
||||
cursor.moveToFirst();
|
||||
try {
|
||||
record = new SignedPreKeyRecord(cursor.getString(cursor.getColumnIndex(AxolotlService.SQLiteAxolotlStore.KEY)).getBytes());
|
||||
} catch (IOException e ) {
|
||||
throw new AssertionError(e);
|
||||
}
|
||||
}
|
||||
cursor.close();
|
||||
return record;
|
||||
}
|
||||
|
||||
public List<SignedPreKeyRecord> loadSignedPreKeys(Account account) {
|
||||
List<SignedPreKeyRecord> prekeys = new ArrayList<>();
|
||||
SQLiteDatabase db = this.getReadableDatabase();
|
||||
String[] columns = {AxolotlService.SQLiteAxolotlStore.KEY};
|
||||
String[] selectionArgs = {account.getUuid()};
|
||||
Cursor cursor = db.query(AxolotlService.SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME,
|
||||
columns,
|
||||
AxolotlService.SQLiteAxolotlStore.ACCOUNT + "=?",
|
||||
selectionArgs,
|
||||
null, null, null);
|
||||
|
||||
while(cursor.moveToNext()) {
|
||||
try {
|
||||
prekeys.add(new SignedPreKeyRecord(cursor.getString(cursor.getColumnIndex(AxolotlService.SQLiteAxolotlStore.KEY)).getBytes()));
|
||||
} catch (IOException ignored) {
|
||||
}
|
||||
}
|
||||
return prekeys;
|
||||
}
|
||||
|
||||
public boolean containsSignedPreKey(Account account, int signedPreKeyId) {
|
||||
Cursor cursor = getCursorForPreKey(account, signedPreKeyId);
|
||||
int count = cursor.getCount();
|
||||
cursor.close();
|
||||
return count != 0;
|
||||
}
|
||||
|
||||
public void storeSignedPreKey(Account account, SignedPreKeyRecord record) {
|
||||
SQLiteDatabase db = this.getWritableDatabase();
|
||||
ContentValues values = new ContentValues();
|
||||
values.put(AxolotlService.SQLiteAxolotlStore.ID, record.getId());
|
||||
values.put(AxolotlService.SQLiteAxolotlStore.KEY, record.serialize());
|
||||
values.put(AxolotlService.SQLiteAxolotlStore.ACCOUNT, account.getUuid());
|
||||
db.insert(AxolotlService.SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME, null, values);
|
||||
}
|
||||
|
||||
public void deleteSignedPreKey(Account account, int signedPreKeyId) {
|
||||
SQLiteDatabase db = this.getWritableDatabase();
|
||||
String[] args = {account.getUuid(), Integer.toString(signedPreKeyId)};
|
||||
db.delete(AxolotlService.SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME,
|
||||
AxolotlService.SQLiteAxolotlStore.ACCOUNT + "=? AND "
|
||||
+ AxolotlService.SQLiteAxolotlStore.ID + "=?",
|
||||
args);
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user