/*
* Copyright 2012 The Stanford MobiSocial Laboratory
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package mobisocial.musubi.model;
public class MEncryptionUserKey {
public static final String TABLE = "encryption_secrets";
public static final String COL_ID = "_id";
/**
* This field links an encrpytion secret to a certain identity that is owned by
* the user of Musubi. The identity fields are defined in the same global namespace
* with friends. The identity row should have the property that COL_OWNED = 1.
*/
public static final String COL_IDENTITY_ID = "identity_id";
/**
* This column contains the specific time frame that the decryption secret is valid for.
* There will be one entry for each time period a friend uses to send a message to the user.
* If no revocations are involved, then this will update one the order of weeks/months. There
* will be multiple records because messages can come in that are encrypted for an old secret
* during a short window when the key changes.
*/
public static final String COL_WHEN = "key_time";
/**
* This is the raw secret data to be fed into the identity based encryption library as
* the user's private key.
*/
public static final String COL_USER_KEY = "user_key";
public long id_;
public long identityId_;
public long when_;
public byte[] userKey_;
}