diff options
Diffstat (limited to 'OpenPGP-Keychain/src/org/sufficientlysecure/keychain/provider/ProviderHelper.java')
| -rw-r--r-- | OpenPGP-Keychain/src/org/sufficientlysecure/keychain/provider/ProviderHelper.java | 809 |
1 files changed, 0 insertions, 809 deletions
diff --git a/OpenPGP-Keychain/src/org/sufficientlysecure/keychain/provider/ProviderHelper.java b/OpenPGP-Keychain/src/org/sufficientlysecure/keychain/provider/ProviderHelper.java deleted file mode 100644 index 1683c7c0e..000000000 --- a/OpenPGP-Keychain/src/org/sufficientlysecure/keychain/provider/ProviderHelper.java +++ /dev/null @@ -1,809 +0,0 @@ -/* - * Copyright (C) 2012-2013 Dominik Schürmann <dominik@dominikschuermann.de> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -package org.sufficientlysecure.keychain.provider; - -import java.io.ByteArrayOutputStream; -import java.io.IOException; -import java.util.ArrayList; -import java.util.Date; - -import org.spongycastle.bcpg.ArmoredOutputStream; -import org.spongycastle.openpgp.PGPKeyRing; -import org.spongycastle.openpgp.PGPPublicKey; -import org.spongycastle.openpgp.PGPPublicKeyRing; -import org.spongycastle.openpgp.PGPSecretKey; -import org.spongycastle.openpgp.PGPSecretKeyRing; -import org.sufficientlysecure.keychain.Constants; -import org.sufficientlysecure.keychain.pgp.PgpConversionHelper; -import org.sufficientlysecure.keychain.pgp.PgpHelper; -import org.sufficientlysecure.keychain.pgp.PgpKeyHelper; -import org.sufficientlysecure.keychain.provider.KeychainContract.ApiApps; -import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings; -import org.sufficientlysecure.keychain.provider.KeychainContract.Keys; -import org.sufficientlysecure.keychain.provider.KeychainContract.UserIds; -import org.sufficientlysecure.keychain.provider.KeychainDatabase.Tables; -import org.sufficientlysecure.keychain.service.remote.AppSettings; -import org.sufficientlysecure.keychain.util.IterableIterator; -import org.sufficientlysecure.keychain.util.Log; - -import android.content.ContentProviderOperation; -import android.content.ContentResolver; -import android.content.ContentValues; -import android.content.Context; -import android.content.OperationApplicationException; -import android.database.Cursor; -import android.database.DatabaseUtils; -import android.net.Uri; -import android.os.RemoteException; - -public class ProviderHelper { - - /** - * Private helper method to get PGPKeyRing from database - * - * @param context - * @param queryUri - * @return - */ - public static PGPKeyRing getPGPKeyRing(Context context, Uri queryUri) { - Cursor cursor = context.getContentResolver().query(queryUri, - new String[] { KeyRings._ID, KeyRings.KEY_RING_DATA }, null, null, null); - - PGPKeyRing keyRing = null; - if (cursor != null && cursor.moveToFirst()) { - int keyRingDataCol = cursor.getColumnIndex(KeyRings.KEY_RING_DATA); - - byte[] data = cursor.getBlob(keyRingDataCol); - if (data != null) { - keyRing = PgpConversionHelper.BytesToPGPKeyRing(data); - } - } - - if (cursor != null) { - cursor.close(); - } - - return keyRing; - } - - /** - * Retrieves the actual PGPPublicKeyRing object from the database blob based on the rowId - * - * @param context - * @param rowId - * @return - */ - public static PGPPublicKeyRing getPGPPublicKeyRingByRowId(Context context, long rowId) { - Uri queryUri = KeyRings.buildPublicKeyRingsUri(Long.toString(rowId)); - return (PGPPublicKeyRing) getPGPKeyRing(context, queryUri); - } - - /** - * Retrieves the actual PGPPublicKeyRing object from the database blob based on the maserKeyId - * - * @param context - * @param masterKeyId - * @return - */ - public static PGPPublicKeyRing getPGPPublicKeyRingByMasterKeyId(Context context, - long masterKeyId) { - Uri queryUri = KeyRings.buildPublicKeyRingsByMasterKeyIdUri(Long.toString(masterKeyId)); - return (PGPPublicKeyRing) getPGPKeyRing(context, queryUri); - } - - /** - * Retrieves the actual PGPPublicKeyRing object from the database blob associated with a key - * with this keyId - * - * @param context - * @param keyId - * @return - */ - public static PGPPublicKeyRing getPGPPublicKeyRingByKeyId(Context context, long keyId) { - Uri queryUri = KeyRings.buildPublicKeyRingsByKeyIdUri(Long.toString(keyId)); - return (PGPPublicKeyRing) getPGPKeyRing(context, queryUri); - } - - /** - * Retrieves the actual PGPPublicKey object from the database blob associated with a key with - * this keyId - * - * @param context - * @param keyId - * @return - */ - public static PGPPublicKey getPGPPublicKeyByKeyId(Context context, long keyId) { - PGPPublicKeyRing keyRing = getPGPPublicKeyRingByKeyId(context, keyId); - if (keyRing == null) { - return null; - } - - return keyRing.getPublicKey(keyId); - } - - /** - * Retrieves the actual PGPSecretKeyRing object from the database blob based on the rowId - * - * @param context - * @param rowId - * @return - */ - public static PGPSecretKeyRing getPGPSecretKeyRingByRowId(Context context, long rowId) { - Uri queryUri = KeyRings.buildSecretKeyRingsUri(Long.toString(rowId)); - return (PGPSecretKeyRing) getPGPKeyRing(context, queryUri); - } - - /** - * Retrieves the actual PGPSecretKeyRing object from the database blob based on the maserKeyId - * - * @param context - * @param masterKeyId - * @return - */ - public static PGPSecretKeyRing getPGPSecretKeyRingByMasterKeyId(Context context, - long masterKeyId) { - Uri queryUri = KeyRings.buildSecretKeyRingsByMasterKeyIdUri(Long.toString(masterKeyId)); - return (PGPSecretKeyRing) getPGPKeyRing(context, queryUri); - } - - /** - * Retrieves the actual PGPSecretKeyRing object from the database blob associated with a key - * with this keyId - * - * @param context - * @param keyId - * @return - */ - public static PGPSecretKeyRing getPGPSecretKeyRingByKeyId(Context context, long keyId) { - Uri queryUri = KeyRings.buildSecretKeyRingsByKeyIdUri(Long.toString(keyId)); - return (PGPSecretKeyRing) getPGPKeyRing(context, queryUri); - } - - /** - * Retrieves the actual PGPSecretKey object from the database blob associated with a key with - * this keyId - * - * @param context - * @param keyId - * @return - */ - public static PGPSecretKey getPGPSecretKeyByKeyId(Context context, long keyId) { - PGPSecretKeyRing keyRing = getPGPSecretKeyRingByKeyId(context, keyId); - if (keyRing == null) { - return null; - } - - return keyRing.getSecretKey(keyId); - } - - /** - * Saves PGPPublicKeyRing with its keys and userIds in DB - * - * @param context - * @param keyRing - * @return - * @throws IOException - * @throws GeneralException - */ - @SuppressWarnings("unchecked") - public static void saveKeyRing(Context context, PGPPublicKeyRing keyRing) throws IOException { - PGPPublicKey masterKey = keyRing.getPublicKey(); - long masterKeyId = masterKey.getKeyID(); - - // delete old version of this keyRing, which also deletes all keys and userIds on cascade - Uri deleteUri = KeyRings.buildPublicKeyRingsByMasterKeyIdUri(Long.toString(masterKeyId)); - - try { - context.getContentResolver().delete(deleteUri, null, null); - } catch (UnsupportedOperationException e) { - Log.e(Constants.TAG, "Key could not be deleted! Maybe we are creating a new one!", e); - } - - ContentValues values = new ContentValues(); - values.put(KeyRings.MASTER_KEY_ID, masterKeyId); - values.put(KeyRings.KEY_RING_DATA, keyRing.getEncoded()); - - // insert new version of this keyRing - Uri uri = KeyRings.buildPublicKeyRingsUri(); - Uri insertedUri = context.getContentResolver().insert(uri, values); - long keyRingRowId = Long.valueOf(insertedUri.getLastPathSegment()); - - // save all keys and userIds included in keyRing object in database - ArrayList<ContentProviderOperation> operations = new ArrayList<ContentProviderOperation>(); - - int rank = 0; - for (PGPPublicKey key : new IterableIterator<PGPPublicKey>(keyRing.getPublicKeys())) { - operations.add(buildPublicKeyOperations(context, keyRingRowId, key, rank)); - ++rank; - } - - int userIdRank = 0; - for (String userId : new IterableIterator<String>(masterKey.getUserIDs())) { - operations.add(buildPublicUserIdOperations(context, keyRingRowId, userId, userIdRank)); - ++userIdRank; - } - - try { - context.getContentResolver().applyBatch(KeychainContract.CONTENT_AUTHORITY, operations); - } catch (RemoteException e) { - Log.e(Constants.TAG, "applyBatch failed!", e); - } catch (OperationApplicationException e) { - Log.e(Constants.TAG, "applyBatch failed!", e); - } - } - - /** - * Saves PGPSecretKeyRing with its keys and userIds in DB - * - * @param context - * @param keyRing - * @return - * @throws IOException - * @throws GeneralException - */ - @SuppressWarnings("unchecked") - public static void saveKeyRing(Context context, PGPSecretKeyRing keyRing) throws IOException { - PGPSecretKey masterKey = keyRing.getSecretKey(); - long masterKeyId = masterKey.getKeyID(); - - // delete old version of this keyRing, which also deletes all keys and userIds on cascade - Uri deleteUri = KeyRings.buildSecretKeyRingsByMasterKeyIdUri(Long.toString(masterKeyId)); - - try { - context.getContentResolver().delete(deleteUri, null, null); - } catch (UnsupportedOperationException e) { - Log.e(Constants.TAG, "Key could not be deleted! Maybe we are creating a new one!", e); - } - - ContentValues values = new ContentValues(); - values.put(KeyRings.MASTER_KEY_ID, masterKeyId); - values.put(KeyRings.KEY_RING_DATA, keyRing.getEncoded()); - - // insert new version of this keyRing - Uri uri = KeyRings.buildSecretKeyRingsUri(); - Uri insertedUri = context.getContentResolver().insert(uri, values); - long keyRingRowId = Long.valueOf(insertedUri.getLastPathSegment()); - - // save all keys and userIds included in keyRing object in database - ArrayList<ContentProviderOperation> operations = new ArrayList<ContentProviderOperation>(); - - int rank = 0; - for (PGPSecretKey key : new IterableIterator<PGPSecretKey>(keyRing.getSecretKeys())) { - operations.add(buildSecretKeyOperations(context, keyRingRowId, key, rank)); - ++rank; - } - - int userIdRank = 0; - for (String userId : new IterableIterator<String>(masterKey.getUserIDs())) { - operations.add(buildSecretUserIdOperations(context, keyRingRowId, userId, userIdRank)); - ++userIdRank; - } - - try { - context.getContentResolver().applyBatch(KeychainContract.CONTENT_AUTHORITY, operations); - } catch (RemoteException e) { - Log.e(Constants.TAG, "applyBatch failed!", e); - } catch (OperationApplicationException e) { - Log.e(Constants.TAG, "applyBatch failed!", e); - } - } - - /** - * Build ContentProviderOperation to add PGPPublicKey to database corresponding to a keyRing - * - * @param context - * @param keyRingRowId - * @param key - * @param rank - * @return - * @throws IOException - */ - private static ContentProviderOperation buildPublicKeyOperations(Context context, - long keyRingRowId, PGPPublicKey key, int rank) throws IOException { - ContentValues values = new ContentValues(); - values.put(Keys.KEY_ID, key.getKeyID()); - values.put(Keys.IS_MASTER_KEY, key.isMasterKey()); - values.put(Keys.ALGORITHM, key.getAlgorithm()); - values.put(Keys.KEY_SIZE, key.getBitStrength()); - values.put(Keys.CAN_SIGN, PgpKeyHelper.isSigningKey(key)); - values.put(Keys.CAN_ENCRYPT, PgpKeyHelper.isEncryptionKey(key)); - values.put(Keys.IS_REVOKED, key.isRevoked()); - values.put(Keys.CREATION, PgpKeyHelper.getCreationDate(key).getTime() / 1000); - Date expiryDate = PgpKeyHelper.getExpiryDate(key); - if (expiryDate != null) { - values.put(Keys.EXPIRY, expiryDate.getTime() / 1000); - } - values.put(Keys.KEY_RING_ROW_ID, keyRingRowId); - values.put(Keys.KEY_DATA, key.getEncoded()); - values.put(Keys.RANK, rank); - - Uri uri = Keys.buildPublicKeysUri(Long.toString(keyRingRowId)); - - return ContentProviderOperation.newInsert(uri).withValues(values).build(); - } - - /** - * Build ContentProviderOperation to add PublicUserIds to database corresponding to a keyRing - * - * @param context - * @param keyRingRowId - * @param key - * @param rank - * @return - * @throws IOException - */ - private static ContentProviderOperation buildPublicUserIdOperations(Context context, - long keyRingRowId, String userId, int rank) { - ContentValues values = new ContentValues(); - values.put(UserIds.KEY_RING_ROW_ID, keyRingRowId); - values.put(UserIds.USER_ID, userId); - values.put(UserIds.RANK, rank); - - Uri uri = UserIds.buildPublicUserIdsUri(Long.toString(keyRingRowId)); - - return ContentProviderOperation.newInsert(uri).withValues(values).build(); - } - - /** - * Build ContentProviderOperation to add PGPSecretKey to database corresponding to a keyRing - * - * @param context - * @param keyRingRowId - * @param key - * @param rank - * @return - * @throws IOException - */ - private static ContentProviderOperation buildSecretKeyOperations(Context context, - long keyRingRowId, PGPSecretKey key, int rank) throws IOException { - ContentValues values = new ContentValues(); - - boolean has_private = true; - if (key.isMasterKey()) { - if (PgpKeyHelper.isSecretKeyPrivateEmpty(key)) { - has_private = false; - } - } - - values.put(Keys.KEY_ID, key.getKeyID()); - values.put(Keys.IS_MASTER_KEY, key.isMasterKey()); - values.put(Keys.ALGORITHM, key.getPublicKey().getAlgorithm()); - values.put(Keys.KEY_SIZE, key.getPublicKey().getBitStrength()); - values.put(Keys.CAN_CERTIFY, (PgpKeyHelper.isCertificationKey(key) && has_private)); - values.put(Keys.CAN_SIGN, (PgpKeyHelper.isSigningKey(key) && has_private)); - values.put(Keys.CAN_ENCRYPT, PgpKeyHelper.isEncryptionKey(key)); - values.put(Keys.IS_REVOKED, key.getPublicKey().isRevoked()); - values.put(Keys.CREATION, PgpKeyHelper.getCreationDate(key).getTime() / 1000); - Date expiryDate = PgpKeyHelper.getExpiryDate(key); - if (expiryDate != null) { - values.put(Keys.EXPIRY, expiryDate.getTime() / 1000); - } - values.put(Keys.KEY_RING_ROW_ID, keyRingRowId); - values.put(Keys.KEY_DATA, key.getEncoded()); - values.put(Keys.RANK, rank); - - Uri uri = Keys.buildSecretKeysUri(Long.toString(keyRingRowId)); - - return ContentProviderOperation.newInsert(uri).withValues(values).build(); - } - - /** - * Build ContentProviderOperation to add SecretUserIds to database corresponding to a keyRing - * - * @param context - * @param keyRingRowId - * @param key - * @param rank - * @return - * @throws IOException - */ - private static ContentProviderOperation buildSecretUserIdOperations(Context context, - long keyRingRowId, String userId, int rank) { - ContentValues values = new ContentValues(); - values.put(UserIds.KEY_RING_ROW_ID, keyRingRowId); - values.put(UserIds.USER_ID, userId); - values.put(UserIds.RANK, rank); - - Uri uri = UserIds.buildSecretUserIdsUri(Long.toString(keyRingRowId)); - - return ContentProviderOperation.newInsert(uri).withValues(values).build(); - } - - /** - * Private helper method - * - * @param context - * @param queryUri - * @return - */ - private static ArrayList<Long> getKeyRingsMasterKeyIds(Context context, Uri queryUri) { - Cursor cursor = context.getContentResolver().query(queryUri, - new String[] { KeyRings.MASTER_KEY_ID }, null, null, null); - - ArrayList<Long> masterKeyIds = new ArrayList<Long>(); - if (cursor != null) { - int masterKeyIdCol = cursor.getColumnIndex(KeyRings.MASTER_KEY_ID); - if (cursor.moveToFirst()) { - do { - masterKeyIds.add(cursor.getLong(masterKeyIdCol)); - } while (cursor.moveToNext()); - } - } - - if (cursor != null) { - cursor.close(); - } - - return masterKeyIds; - } - - /** - * Retrieves ids of all SecretKeyRings - * - * @param context - * @return - */ - public static ArrayList<Long> getSecretKeyRingsMasterKeyIds(Context context) { - Uri queryUri = KeyRings.buildSecretKeyRingsUri(); - return getKeyRingsMasterKeyIds(context, queryUri); - } - - /** - * Retrieves ids of all PublicKeyRings - * - * @param context - * @return - */ - public static ArrayList<Long> getPublicKeyRingsMasterKeyIds(Context context) { - Uri queryUri = KeyRings.buildPublicKeyRingsUri(); - return getKeyRingsMasterKeyIds(context, queryUri); - } - - public static void deletePublicKeyRing(Context context, long rowId) { - ContentResolver cr = context.getContentResolver(); - cr.delete(KeyRings.buildPublicKeyRingsUri(Long.toString(rowId)), null, null); - } - - public static void deleteSecretKeyRing(Context context, long rowId) { - ContentResolver cr = context.getContentResolver(); - cr.delete(KeyRings.buildSecretKeyRingsUri(Long.toString(rowId)), null, null); - } - - /** - * Get master key id of keyring by its row id - * - * @param context - * @param keyRingRowId - * @return - */ - public static long getPublicMasterKeyId(Context context, long keyRingRowId) { - Uri queryUri = KeyRings.buildPublicKeyRingsUri(String.valueOf(keyRingRowId)); - return getMasterKeyId(context, queryUri); - } - - /** - * Get empty status of master key of keyring by its row id - * - * @param context - * @param keyRingRowId - * @return - */ - public static boolean getSecretMasterKeyCanSign(Context context, long keyRingRowId) { - Uri queryUri = KeyRings.buildSecretKeyRingsUri(String.valueOf(keyRingRowId)); - return getMasterKeyCanSign(context, queryUri, keyRingRowId); - } - - /** - * Private helper method to get master key private empty status of keyring by its row id - * - * @param context - * @param queryUri - * @param keyRingRowId - * @return - */ - private static boolean getMasterKeyCanSign(Context context, Uri queryUri, long keyRingRowId) { - String[] projection = new String[] { - KeyRings.MASTER_KEY_ID, - "(SELECT COUNT(sign_keys." + Keys._ID + ") FROM " + Tables.KEYS - + " AS sign_keys WHERE sign_keys." + Keys.KEY_RING_ROW_ID + " = " - + KeychainDatabase.Tables.KEY_RINGS + "." + KeyRings._ID - + " AND sign_keys." + Keys.CAN_SIGN + " = '1' AND " + Keys.IS_MASTER_KEY - + " = 1) AS sign", }; - - ContentResolver cr = context.getContentResolver(); - Cursor cursor = cr.query(queryUri, projection, null, null, null); - - long masterKeyId = -1; - if (cursor != null && cursor.moveToFirst()) { - int masterKeyIdCol = cursor.getColumnIndex("sign"); - - masterKeyId = cursor.getLong(masterKeyIdCol); - } - - if (cursor != null) { - cursor.close(); - } - - return (masterKeyId > 0); - } - - /** - * Get master key id of keyring by its row id - * - * @param context - * @param keyRingRowId - * @return - */ - public static long getSecretMasterKeyId(Context context, long keyRingRowId) { - Uri queryUri = KeyRings.buildSecretKeyRingsUri(String.valueOf(keyRingRowId)); - return getMasterKeyId(context, queryUri); - } - - /** - * Private helper method to get master key id of keyring by its row id - * - * @param context - * @param queryUri - * @param keyRingRowId - * @return - */ - public static long getMasterKeyId(Context context, Uri queryUri) { - String[] projection = new String[] { KeyRings.MASTER_KEY_ID }; - - ContentResolver cr = context.getContentResolver(); - Cursor cursor = cr.query(queryUri, projection, null, null, null); - - long masterKeyId = -1; - if (cursor != null && cursor.moveToFirst()) { - int masterKeyIdCol = cursor.getColumnIndex(KeyRings.MASTER_KEY_ID); - - masterKeyId = cursor.getLong(masterKeyIdCol); - } - - if (cursor != null) { - cursor.close(); - } - - return masterKeyId; - } - - public static ArrayList<String> getPublicKeyRingsAsArmoredString(Context context, - long[] masterKeyIds) { - return getKeyRingsAsArmoredString(context, KeyRings.buildPublicKeyRingsUri(), masterKeyIds); - } - - public static ArrayList<String> getSecretKeyRingsAsArmoredString(Context context, - long[] masterKeyIds) { - return getKeyRingsAsArmoredString(context, KeyRings.buildSecretKeyRingsUri(), masterKeyIds); - } - - public static ArrayList<String> getKeyRingsAsArmoredString(Context context, Uri uri, - long[] masterKeyIds) { - ArrayList<String> output = new ArrayList<String>(); - - if (masterKeyIds != null && masterKeyIds.length > 0) { - - Cursor cursor = getCursorWithSelectedKeyringMasterKeyIds(context, uri, masterKeyIds); - - if (cursor != null) { - int masterIdCol = cursor.getColumnIndex(KeyRings.MASTER_KEY_ID); - int dataCol = cursor.getColumnIndex(KeyRings.KEY_RING_DATA); - if (cursor.moveToFirst()) { - do { - Log.d(Constants.TAG, "masterKeyId: " + cursor.getLong(masterIdCol)); - - // get actual keyring data blob and write it to ByteArrayOutputStream - try { - Object keyRing = null; - byte[] data = cursor.getBlob(dataCol); - if (data != null) { - keyRing = PgpConversionHelper.BytesToPGPKeyRing(data); - } - - ByteArrayOutputStream bos = new ByteArrayOutputStream(); - ArmoredOutputStream aos = new ArmoredOutputStream(bos); - aos.setHeader("Version", PgpHelper.getFullVersion(context)); - - if (keyRing instanceof PGPSecretKeyRing) { - aos.write(((PGPSecretKeyRing) keyRing).getEncoded()); - } else if (keyRing instanceof PGPPublicKeyRing) { - aos.write(((PGPPublicKeyRing) keyRing).getEncoded()); - } - aos.close(); - - String armoredKey = bos.toString("UTF-8"); - - Log.d(Constants.TAG, "armouredKey:" + armoredKey); - - output.add(armoredKey); - } catch (IOException e) { - Log.e(Constants.TAG, "IOException", e); - } - } while (cursor.moveToNext()); - } - } - - if (cursor != null) { - cursor.close(); - } - - } else { - Log.e(Constants.TAG, "No master keys given!"); - } - - if (output.size() > 0) { - return output; - } else { - return null; - } - } - - public static byte[] getPublicKeyRingsAsByteArray(Context context, long[] masterKeyIds) { - return getKeyRingsAsByteArray(context, KeyRings.buildPublicKeyRingsUri(), masterKeyIds); - } - - public static byte[] getSecretKeyRingsAsByteArray(Context context, long[] masterKeyIds) { - return getKeyRingsAsByteArray(context, KeyRings.buildSecretKeyRingsUri(), masterKeyIds); - } - - public static byte[] getKeyRingsAsByteArray(Context context, Uri uri, long[] masterKeyIds) { - ByteArrayOutputStream bos = new ByteArrayOutputStream(); - - if (masterKeyIds != null && masterKeyIds.length > 0) { - - Cursor cursor = getCursorWithSelectedKeyringMasterKeyIds(context, uri, masterKeyIds); - - if (cursor != null) { - int masterIdCol = cursor.getColumnIndex(KeyRings.MASTER_KEY_ID); - int dataCol = cursor.getColumnIndex(KeyRings.KEY_RING_DATA); - if (cursor.moveToFirst()) { - do { - Log.d(Constants.TAG, "masterKeyId: " + cursor.getLong(masterIdCol)); - - // get actual keyring data blob and write it to ByteArrayOutputStream - try { - bos.write(cursor.getBlob(dataCol)); - } catch (IOException e) { - Log.e(Constants.TAG, "IOException", e); - } - } while (cursor.moveToNext()); - } - } - - if (cursor != null) { - cursor.close(); - } - - } else { - Log.e(Constants.TAG, "No master keys given!"); - } - - return bos.toByteArray(); - } - - private static Cursor getCursorWithSelectedKeyringMasterKeyIds(Context context, Uri baseUri, - long[] masterKeyIds) { - Cursor cursor = null; - if (masterKeyIds != null && masterKeyIds.length > 0) { - - String inMasterKeyList = KeyRings.MASTER_KEY_ID + " IN ("; - for (int i = 0; i < masterKeyIds.length; ++i) { - if (i != 0) { - inMasterKeyList += ", "; - } - inMasterKeyList += DatabaseUtils.sqlEscapeString("" + masterKeyIds[i]); - } - inMasterKeyList += ")"; - - cursor = context.getContentResolver().query(baseUri, - new String[] { KeyRings._ID, KeyRings.MASTER_KEY_ID, KeyRings.KEY_RING_DATA }, - inMasterKeyList, null, null); - } - - return cursor; - } - - public static ArrayList<String> getRegisteredApiApps(Context context) { - Cursor cursor = context.getContentResolver().query(ApiApps.CONTENT_URI, null, null, null, - null); - - ArrayList<String> packageNames = new ArrayList<String>(); - if (cursor != null) { - int packageNameCol = cursor.getColumnIndex(ApiApps.PACKAGE_NAME); - if (cursor.moveToFirst()) { - do { - packageNames.add(cursor.getString(packageNameCol)); - } while (cursor.moveToNext()); - } - } - - if (cursor != null) { - cursor.close(); - } - - return packageNames; - } - - private static ContentValues contentValueForApiApps(AppSettings appSettings) { - ContentValues values = new ContentValues(); - values.put(ApiApps.PACKAGE_NAME, appSettings.getPackageName()); - values.put(ApiApps.PACKAGE_SIGNATURE, appSettings.getPackageSignature()); - values.put(ApiApps.KEY_ID, appSettings.getKeyId()); - values.put(ApiApps.COMPRESSION, appSettings.getCompression()); - values.put(ApiApps.ENCRYPTION_ALGORITHM, appSettings.getEncryptionAlgorithm()); - values.put(ApiApps.HASH_ALORITHM, appSettings.getHashAlgorithm()); - - return values; - } - - public static void insertApiApp(Context context, AppSettings appSettings) { - context.getContentResolver().insert(ApiApps.CONTENT_URI, - contentValueForApiApps(appSettings)); - } - - public static void updateApiApp(Context context, AppSettings appSettings, Uri uri) { - if (context.getContentResolver().update(uri, contentValueForApiApps(appSettings), null, - null) <= 0) { - throw new RuntimeException(); - } - } - - public static AppSettings getApiAppSettings(Context context, Uri uri) { - AppSettings settings = null; - - Cursor cur = context.getContentResolver().query(uri, null, null, null, null); - if (cur != null && cur.moveToFirst()) { - settings = new AppSettings(); - settings.setPackageName(cur.getString(cur - .getColumnIndex(KeychainContract.ApiApps.PACKAGE_NAME))); - settings.setPackageSignature(cur.getBlob(cur - .getColumnIndex(KeychainContract.ApiApps.PACKAGE_SIGNATURE))); - settings.setKeyId(cur.getLong(cur.getColumnIndex(KeychainContract.ApiApps.KEY_ID))); - settings.setCompression(cur.getInt(cur - .getColumnIndexOrThrow(KeychainContract.ApiApps.COMPRESSION))); - settings.setHashAlgorithm(cur.getInt(cur - .getColumnIndexOrThrow(KeychainContract.ApiApps.HASH_ALORITHM))); - settings.setEncryptionAlgorithm(cur.getInt(cur - .getColumnIndexOrThrow(KeychainContract.ApiApps.ENCRYPTION_ALGORITHM))); - } - - return settings; - } - - public static byte[] getApiAppSignature(Context context, String packageName) { - Uri queryUri = KeychainContract.ApiApps.buildByPackageNameUri(packageName); - - String[] projection = new String[] { ApiApps.PACKAGE_SIGNATURE }; - - ContentResolver cr = context.getContentResolver(); - Cursor cursor = cr.query(queryUri, projection, null, null, null); - - byte[] signature = null; - if (cursor != null && cursor.moveToFirst()) { - int signatureCol = 0; - - signature = cursor.getBlob(signatureCol); - } - - if (cursor != null) { - cursor.close(); - } - - return signature; - } -} |