diff options
| -rw-r--r-- | wifi/java/android/net/wifi/ParcelUtil.java | 165 | ||||
| -rw-r--r-- | wifi/tests/src/android/net/wifi/FakeKeys.java | 125 | ||||
| -rw-r--r-- | wifi/tests/src/android/net/wifi/ParcelUtilTest.java | 111 |
3 files changed, 400 insertions, 1 deletions
diff --git a/wifi/java/android/net/wifi/ParcelUtil.java b/wifi/java/android/net/wifi/ParcelUtil.java new file mode 100644 index 000000000000..a26877d9b095 --- /dev/null +++ b/wifi/java/android/net/wifi/ParcelUtil.java @@ -0,0 +1,165 @@ +/** + * Copyright (c) 2016, The Android Open Source Project + * + * 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 android.net.wifi; + +import android.os.Parcel; + +import java.io.ByteArrayInputStream; +import java.security.KeyFactory; +import java.security.NoSuchAlgorithmException; +import java.security.PrivateKey; +import java.security.cert.CertificateEncodingException; +import java.security.cert.CertificateException; +import java.security.cert.CertificateFactory; +import java.security.cert.X509Certificate; +import java.security.spec.InvalidKeySpecException; +import java.security.spec.PKCS8EncodedKeySpec; + +/** + * Provides utilities for writing/reading a non-Parcelable objects to/from + * a Parcel object. + * + * @hide + */ +public class ParcelUtil { + /** + * Write a PrivateKey object |key| to the specified Parcel |dest|. + * + * Below is the data format: + * |algorithm| -> String of algorithm name + * |endcodedKey| -> byte[] of key data + * + * For a null PrivateKey object, a null string will be written to |algorithm| and + * |encodedKey| will be skipped. Since a PrivateKey can only be constructed with + * a valid algorithm String. + * + * @param dest Parcel object to write to + * @param key PrivateKey object to read from. + */ + public static void writePrivateKey(Parcel dest, PrivateKey key) { + if (key == null) { + dest.writeString(null); + return; + } + + dest.writeString(key.getAlgorithm()); + dest.writeByteArray(key.getEncoded()); + } + + /** + * Read/create a PrivateKey object from a specified Parcel object |in|. + * + * Refer to the function above for the expected data format. + * + * @param in Parcel object to read from + * @return a PrivateKey object or null + */ + public static PrivateKey readPrivateKey(Parcel in) { + String algorithm = in.readString(); + if (algorithm == null) { + return null; + } + + byte[] userKeyBytes = in.createByteArray(); + try { + KeyFactory keyFactory = KeyFactory.getInstance(algorithm); + return keyFactory.generatePrivate(new PKCS8EncodedKeySpec(userKeyBytes)); + } catch (NoSuchAlgorithmException | InvalidKeySpecException e) { + return null; + } + } + + /** + * Write a X509Certificate object |cert| to a Parcel object |dest|. + * The data being written to the Parcel is just a byte[] of the encoded certificate data. + * + * @param dest Parcel object to write to + * @param cert X509Certificate object to read from + */ + public static void writeCertificate(Parcel dest, X509Certificate cert) { + byte[] certBytes = null; + if (cert != null) { + try { + certBytes = cert.getEncoded(); + } catch (CertificateEncodingException e) { + /* empty, write null. */ + } + } + dest.writeByteArray(certBytes); + } + + /** + * Read/create a X509Certificate object from a specified Parcel object |in|. + * + * @param in Parcel object to read from + * @return a X509Certficate object or null + */ + public static X509Certificate readCertificate(Parcel in) { + byte[] certBytes = in.createByteArray(); + if (certBytes == null) { + return null; + } + + try { + CertificateFactory cFactory = CertificateFactory.getInstance("X.509"); + return (X509Certificate) cFactory + .generateCertificate(new ByteArrayInputStream(certBytes)); + } catch (CertificateException e) { + return null; + } + } + + /** + * Write an array of X509Certificate objects |certs| to a Parcel object |dest|. + * The data being written to the Parcel are consist of an integer indicating + * the size of the array and the certificates data. Certificates data will be + * skipped for a null array or size of 0 array. + * + * @param dest Parcel object to write to + * @param certs array of X509Certificate objects to read from + */ + public static void writeCertificates(Parcel dest, X509Certificate[] certs) { + if (certs == null || certs.length == 0) { + dest.writeInt(0); + return; + } + + dest.writeInt(certs.length); + for (int i = 0; i < certs.length; i++) { + writeCertificate(dest, certs[i]); + } + } + + /** + * Read/create an array of X509Certificate objects from a specified Parcel object |in|. + * + * @param in Parcel object to read from + * @return X509Certficate[] or null + */ + public static X509Certificate[] readCertificates(Parcel in) { + int length = in.readInt(); + if (length == 0) { + return null; + } + + X509Certificate[] certs = new X509Certificate[length]; + for (int i = 0; i < length; i++) { + certs[i] = readCertificate(in); + } + return certs; + } +} diff --git a/wifi/tests/src/android/net/wifi/FakeKeys.java b/wifi/tests/src/android/net/wifi/FakeKeys.java index 0c730705b039..4c3829dcb3d3 100644 --- a/wifi/tests/src/android/net/wifi/FakeKeys.java +++ b/wifi/tests/src/android/net/wifi/FakeKeys.java @@ -19,11 +19,16 @@ package android.net.wifi; import java.io.ByteArrayInputStream; import java.io.InputStream; import java.nio.charset.StandardCharsets; +import java.security.KeyFactory; +import java.security.NoSuchAlgorithmException; +import java.security.PrivateKey; import java.security.cert.CertificateFactory; import java.security.cert.X509Certificate; +import java.security.spec.InvalidKeySpecException; +import java.security.spec.PKCS8EncodedKeySpec; /** - * A class containing test certificates. + * A class containing test certificates and private keys. */ public class FakeKeys { private static final String CA_CERT0_STRING = "-----BEGIN CERTIFICATE-----\n" + @@ -68,6 +73,115 @@ public class FakeKeys { "-----END CERTIFICATE-----\n"; public static final X509Certificate CA_CERT1 = loadCertificate(CA_CERT1_STRING); + private static final byte[] FAKE_RSA_KEY_1 = new byte[] { + (byte) 0x30, (byte) 0x82, (byte) 0x02, (byte) 0x78, (byte) 0x02, (byte) 0x01, + (byte) 0x00, (byte) 0x30, (byte) 0x0d, (byte) 0x06, (byte) 0x09, (byte) 0x2a, + (byte) 0x86, (byte) 0x48, (byte) 0x86, (byte) 0xf7, (byte) 0x0d, (byte) 0x01, + (byte) 0x01, (byte) 0x01, (byte) 0x05, (byte) 0x00, (byte) 0x04, (byte) 0x82, + (byte) 0x02, (byte) 0x62, (byte) 0x30, (byte) 0x82, (byte) 0x02, (byte) 0x5e, + (byte) 0x02, (byte) 0x01, (byte) 0x00, (byte) 0x02, (byte) 0x81, (byte) 0x81, + (byte) 0x00, (byte) 0xce, (byte) 0x29, (byte) 0xeb, (byte) 0xf6, (byte) 0x5b, + (byte) 0x25, (byte) 0xdc, (byte) 0xa1, (byte) 0xa6, (byte) 0x2c, (byte) 0x66, + (byte) 0xcb, (byte) 0x20, (byte) 0x90, (byte) 0x27, (byte) 0x86, (byte) 0x8a, + (byte) 0x44, (byte) 0x71, (byte) 0x50, (byte) 0xda, (byte) 0xd3, (byte) 0x02, + (byte) 0x77, (byte) 0x55, (byte) 0xe9, (byte) 0xe8, (byte) 0x08, (byte) 0xf3, + (byte) 0x36, (byte) 0x9a, (byte) 0xae, (byte) 0xab, (byte) 0x04, (byte) 0x6d, + (byte) 0x00, (byte) 0x99, (byte) 0xbf, (byte) 0x7d, (byte) 0x0f, (byte) 0x67, + (byte) 0x8b, (byte) 0x1d, (byte) 0xd4, (byte) 0x2b, (byte) 0x7c, (byte) 0xcb, + (byte) 0xcd, (byte) 0x33, (byte) 0xc7, (byte) 0x84, (byte) 0x30, (byte) 0xe2, + (byte) 0x45, (byte) 0x21, (byte) 0xb3, (byte) 0x75, (byte) 0xf5, (byte) 0x79, + (byte) 0x02, (byte) 0xda, (byte) 0x50, (byte) 0xa3, (byte) 0x8b, (byte) 0xce, + (byte) 0xc3, (byte) 0x8e, (byte) 0x0f, (byte) 0x25, (byte) 0xeb, (byte) 0x08, + (byte) 0x2c, (byte) 0xdd, (byte) 0x1c, (byte) 0xcf, (byte) 0xff, (byte) 0x3b, + (byte) 0xde, (byte) 0xb6, (byte) 0xaa, (byte) 0x2a, (byte) 0xa9, (byte) 0xc4, + (byte) 0x8a, (byte) 0x24, (byte) 0x24, (byte) 0xe6, (byte) 0x29, (byte) 0x0d, + (byte) 0x98, (byte) 0x4c, (byte) 0x32, (byte) 0xa1, (byte) 0x7b, (byte) 0x23, + (byte) 0x2b, (byte) 0x42, (byte) 0x30, (byte) 0xee, (byte) 0x78, (byte) 0x08, + (byte) 0x47, (byte) 0xad, (byte) 0xf2, (byte) 0x96, (byte) 0xd5, (byte) 0xf1, + (byte) 0x62, (byte) 0x42, (byte) 0x2d, (byte) 0x35, (byte) 0x19, (byte) 0xb4, + (byte) 0x3c, (byte) 0xc9, (byte) 0xc3, (byte) 0x5f, (byte) 0x03, (byte) 0x16, + (byte) 0x3a, (byte) 0x23, (byte) 0xac, (byte) 0xcb, (byte) 0xce, (byte) 0x9e, + (byte) 0x51, (byte) 0x2e, (byte) 0x6d, (byte) 0x02, (byte) 0x03, (byte) 0x01, + (byte) 0x00, (byte) 0x01, (byte) 0x02, (byte) 0x81, (byte) 0x80, (byte) 0x16, + (byte) 0x59, (byte) 0xc3, (byte) 0x24, (byte) 0x1d, (byte) 0x33, (byte) 0x98, + (byte) 0x9c, (byte) 0xc9, (byte) 0xc8, (byte) 0x2c, (byte) 0x88, (byte) 0xbf, + (byte) 0x0a, (byte) 0x01, (byte) 0xce, (byte) 0xfb, (byte) 0x34, (byte) 0x7a, + (byte) 0x58, (byte) 0x7a, (byte) 0xb0, (byte) 0xbf, (byte) 0xa6, (byte) 0xb2, + (byte) 0x60, (byte) 0xbe, (byte) 0x70, (byte) 0x21, (byte) 0xf5, (byte) 0xfc, + (byte) 0x85, (byte) 0x0d, (byte) 0x33, (byte) 0x58, (byte) 0xa1, (byte) 0xe5, + (byte) 0x09, (byte) 0x36, (byte) 0x84, (byte) 0xb2, (byte) 0x04, (byte) 0x0a, + (byte) 0x02, (byte) 0xd3, (byte) 0x88, (byte) 0x1f, (byte) 0x0c, (byte) 0x2b, + (byte) 0x1d, (byte) 0xe9, (byte) 0x3d, (byte) 0xe7, (byte) 0x79, (byte) 0xf9, + (byte) 0x32, (byte) 0x5c, (byte) 0x8a, (byte) 0x75, (byte) 0x49, (byte) 0x12, + (byte) 0xe4, (byte) 0x05, (byte) 0x26, (byte) 0xd4, (byte) 0x2e, (byte) 0x9e, + (byte) 0x1f, (byte) 0xcc, (byte) 0x54, (byte) 0xad, (byte) 0x33, (byte) 0x8d, + (byte) 0x99, (byte) 0x00, (byte) 0xdc, (byte) 0xf5, (byte) 0xb4, (byte) 0xa2, + (byte) 0x2f, (byte) 0xba, (byte) 0xe5, (byte) 0x62, (byte) 0x30, (byte) 0x6d, + (byte) 0xe6, (byte) 0x3d, (byte) 0xeb, (byte) 0x24, (byte) 0xc2, (byte) 0xdc, + (byte) 0x5f, (byte) 0xb7, (byte) 0x16, (byte) 0x35, (byte) 0xa3, (byte) 0x98, + (byte) 0x98, (byte) 0xa8, (byte) 0xef, (byte) 0xe8, (byte) 0xc4, (byte) 0x96, + (byte) 0x6d, (byte) 0x38, (byte) 0xab, (byte) 0x26, (byte) 0x6d, (byte) 0x30, + (byte) 0xc2, (byte) 0xa0, (byte) 0x44, (byte) 0xe4, (byte) 0xff, (byte) 0x7e, + (byte) 0xbe, (byte) 0x7c, (byte) 0x33, (byte) 0xa5, (byte) 0x10, (byte) 0xad, + (byte) 0xd7, (byte) 0x1e, (byte) 0x13, (byte) 0x20, (byte) 0xb3, (byte) 0x1f, + (byte) 0x41, (byte) 0x02, (byte) 0x41, (byte) 0x00, (byte) 0xf1, (byte) 0x89, + (byte) 0x07, (byte) 0x0f, (byte) 0xe8, (byte) 0xcf, (byte) 0xab, (byte) 0x13, + (byte) 0x2a, (byte) 0x8f, (byte) 0x88, (byte) 0x80, (byte) 0x11, (byte) 0x9a, + (byte) 0x79, (byte) 0xb6, (byte) 0x59, (byte) 0x3a, (byte) 0x50, (byte) 0x6e, + (byte) 0x57, (byte) 0x37, (byte) 0xab, (byte) 0x2a, (byte) 0xd2, (byte) 0xaa, + (byte) 0xd9, (byte) 0x72, (byte) 0x73, (byte) 0xff, (byte) 0x8b, (byte) 0x47, + (byte) 0x76, (byte) 0xdd, (byte) 0xdc, (byte) 0xf5, (byte) 0x97, (byte) 0x44, + (byte) 0x3a, (byte) 0x78, (byte) 0xbe, (byte) 0x17, (byte) 0xb4, (byte) 0x22, + (byte) 0x6f, (byte) 0xe5, (byte) 0x23, (byte) 0x70, (byte) 0x1d, (byte) 0x10, + (byte) 0x5d, (byte) 0xba, (byte) 0x16, (byte) 0x81, (byte) 0xf1, (byte) 0x45, + (byte) 0xce, (byte) 0x30, (byte) 0xb4, (byte) 0xab, (byte) 0x80, (byte) 0xe4, + (byte) 0x98, (byte) 0x31, (byte) 0x02, (byte) 0x41, (byte) 0x00, (byte) 0xda, + (byte) 0x82, (byte) 0x9d, (byte) 0x3f, (byte) 0xca, (byte) 0x2f, (byte) 0xe1, + (byte) 0xd4, (byte) 0x86, (byte) 0x77, (byte) 0x48, (byte) 0xa6, (byte) 0xab, + (byte) 0xab, (byte) 0x1c, (byte) 0x42, (byte) 0x5c, (byte) 0xd5, (byte) 0xc7, + (byte) 0x46, (byte) 0x59, (byte) 0x91, (byte) 0x3f, (byte) 0xfc, (byte) 0xcc, + (byte) 0xec, (byte) 0xc2, (byte) 0x40, (byte) 0x12, (byte) 0x2c, (byte) 0x8d, + (byte) 0x1f, (byte) 0xa2, (byte) 0x18, (byte) 0x88, (byte) 0xee, (byte) 0x82, + (byte) 0x4a, (byte) 0x5a, (byte) 0x5e, (byte) 0x88, (byte) 0x20, (byte) 0xe3, + (byte) 0x7b, (byte) 0xe0, (byte) 0xd8, (byte) 0x3a, (byte) 0x52, (byte) 0x9a, + (byte) 0x26, (byte) 0x6a, (byte) 0x04, (byte) 0xec, (byte) 0xe8, (byte) 0xb9, + (byte) 0x48, (byte) 0x40, (byte) 0xe1, (byte) 0xe1, (byte) 0x83, (byte) 0xa6, + (byte) 0x67, (byte) 0xa6, (byte) 0xfd, (byte) 0x02, (byte) 0x41, (byte) 0x00, + (byte) 0x89, (byte) 0x72, (byte) 0x3e, (byte) 0xb0, (byte) 0x90, (byte) 0xfd, + (byte) 0x4c, (byte) 0x0e, (byte) 0xd6, (byte) 0x13, (byte) 0x63, (byte) 0xcb, + (byte) 0xed, (byte) 0x38, (byte) 0x88, (byte) 0xb6, (byte) 0x79, (byte) 0xc4, + (byte) 0x33, (byte) 0x6c, (byte) 0xf6, (byte) 0xf8, (byte) 0xd8, (byte) 0xd0, + (byte) 0xbf, (byte) 0x9d, (byte) 0x35, (byte) 0xac, (byte) 0x69, (byte) 0xd2, + (byte) 0x2b, (byte) 0xc1, (byte) 0xf9, (byte) 0x24, (byte) 0x7b, (byte) 0xce, + (byte) 0xcd, (byte) 0xcb, (byte) 0xa7, (byte) 0xb2, (byte) 0x7a, (byte) 0x0a, + (byte) 0x27, (byte) 0x19, (byte) 0xc9, (byte) 0xaf, (byte) 0x0d, (byte) 0x21, + (byte) 0x89, (byte) 0x88, (byte) 0x7c, (byte) 0xad, (byte) 0x9e, (byte) 0x8d, + (byte) 0x47, (byte) 0x6d, (byte) 0x3f, (byte) 0xce, (byte) 0x7b, (byte) 0xa1, + (byte) 0x74, (byte) 0xf1, (byte) 0xa0, (byte) 0xa1, (byte) 0x02, (byte) 0x41, + (byte) 0x00, (byte) 0xd9, (byte) 0xa8, (byte) 0xf5, (byte) 0xfe, (byte) 0xce, + (byte) 0xe6, (byte) 0x77, (byte) 0x6b, (byte) 0xfe, (byte) 0x2d, (byte) 0xe0, + (byte) 0x1e, (byte) 0xb6, (byte) 0x2e, (byte) 0x12, (byte) 0x4e, (byte) 0x40, + (byte) 0xaf, (byte) 0x6a, (byte) 0x7b, (byte) 0x37, (byte) 0x49, (byte) 0x2a, + (byte) 0x96, (byte) 0x25, (byte) 0x83, (byte) 0x49, (byte) 0xd4, (byte) 0x0c, + (byte) 0xc6, (byte) 0x78, (byte) 0x25, (byte) 0x24, (byte) 0x90, (byte) 0x90, + (byte) 0x06, (byte) 0x15, (byte) 0x9e, (byte) 0xfe, (byte) 0xf9, (byte) 0xdf, + (byte) 0x5b, (byte) 0xf3, (byte) 0x7e, (byte) 0x38, (byte) 0x70, (byte) 0xeb, + (byte) 0x57, (byte) 0xd0, (byte) 0xd9, (byte) 0xa7, (byte) 0x0e, (byte) 0x14, + (byte) 0xf7, (byte) 0x95, (byte) 0x68, (byte) 0xd5, (byte) 0xc8, (byte) 0xab, + (byte) 0x9d, (byte) 0x3a, (byte) 0x2b, (byte) 0x51, (byte) 0xf9, (byte) 0x02, + (byte) 0x41, (byte) 0x00, (byte) 0x96, (byte) 0xdf, (byte) 0xe9, (byte) 0x67, + (byte) 0x6c, (byte) 0xdc, (byte) 0x90, (byte) 0x14, (byte) 0xb4, (byte) 0x1d, + (byte) 0x22, (byte) 0x33, (byte) 0x4a, (byte) 0x31, (byte) 0xc1, (byte) 0x9d, + (byte) 0x2e, (byte) 0xff, (byte) 0x9a, (byte) 0x2a, (byte) 0x95, (byte) 0x4b, + (byte) 0x27, (byte) 0x74, (byte) 0xcb, (byte) 0x21, (byte) 0xc3, (byte) 0xd2, + (byte) 0x0b, (byte) 0xb2, (byte) 0x46, (byte) 0x87, (byte) 0xf8, (byte) 0x28, + (byte) 0x01, (byte) 0x8b, (byte) 0xd8, (byte) 0xb9, (byte) 0x4b, (byte) 0xcd, + (byte) 0x9a, (byte) 0x96, (byte) 0x41, (byte) 0x0e, (byte) 0x36, (byte) 0x6d, + (byte) 0x40, (byte) 0x42, (byte) 0xbc, (byte) 0xd9, (byte) 0xd3, (byte) 0x7b, + (byte) 0xbc, (byte) 0xa7, (byte) 0x92, (byte) 0x90, (byte) 0xdd, (byte) 0xa1, + (byte) 0x9c, (byte) 0xce, (byte) 0xa1, (byte) 0x87, (byte) 0x11, (byte) 0x51 + }; + public static final PrivateKey RSA_KEY1 = loadPrivateRSAKey(FAKE_RSA_KEY_1); private static X509Certificate loadCertificate(String blob) { try { @@ -80,4 +194,13 @@ public class FakeKeys { return null; } } + + private static PrivateKey loadPrivateRSAKey(byte[] fakeKey) { + try { + KeyFactory kf = KeyFactory.getInstance("RSA"); + return kf.generatePrivate(new PKCS8EncodedKeySpec(fakeKey)); + } catch (InvalidKeySpecException | NoSuchAlgorithmException e) { + return null; + } + } } diff --git a/wifi/tests/src/android/net/wifi/ParcelUtilTest.java b/wifi/tests/src/android/net/wifi/ParcelUtilTest.java new file mode 100644 index 000000000000..6787594b829c --- /dev/null +++ b/wifi/tests/src/android/net/wifi/ParcelUtilTest.java @@ -0,0 +1,111 @@ +/* + * Copyright (C) 2016 The Android Open Source Project + * + * 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 android.net.wifi; + +import static org.junit.Assert.assertArrayEquals; +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertNotNull; +import static org.junit.Assert.assertNull; + +import android.os.Parcel; +import android.test.suitebuilder.annotation.SmallTest; + +import org.junit.Before; +import org.junit.Test; + +import java.security.PrivateKey; +import java.security.cert.X509Certificate; + +/** + * Unit tests for {@link android.net.wifi.ParcelUtil}. + */ +@SmallTest +public class ParcelUtilTest { + private Parcel mParcel; + + @Before + public void setUp() throws Exception { + mParcel = Parcel.obtain(); + } + + @Test + public void readWriteNullPrivateKey() throws Exception { + ParcelUtil.writePrivateKey(mParcel, null); + + mParcel.setDataPosition(0); // Rewind data position back to the beginning for read. + PrivateKey readKey = ParcelUtil.readPrivateKey(mParcel); + assertNull(readKey); + } + + @Test + public void readWriteValidPrivateKey() throws Exception { + PrivateKey writeKey = FakeKeys.RSA_KEY1; + ParcelUtil.writePrivateKey(mParcel, writeKey); + + mParcel.setDataPosition(0); // Rewind data position back to the beginning for read. + PrivateKey readKey = ParcelUtil.readPrivateKey(mParcel); + assertNotNull(readKey); + assertEquals(writeKey.getAlgorithm(), readKey.getAlgorithm()); + assertArrayEquals(writeKey.getEncoded(), readKey.getEncoded()); + } + + @Test + public void readWriteNullCertificate() throws Exception { + ParcelUtil.writeCertificate(mParcel, null); + + mParcel.setDataPosition(0); // Rewind data position back to the beginning for read. + X509Certificate readCert = ParcelUtil.readCertificate(mParcel); + assertNull(readCert); + } + + @Test + public void readWriteValidCertificate() throws Exception { + X509Certificate writeCert = FakeKeys.CA_CERT1; + ParcelUtil.writeCertificate(mParcel, writeCert); + + mParcel.setDataPosition(0); // Rewind data position back to the beginning for read. + X509Certificate readCert = ParcelUtil.readCertificate(mParcel); + assertNotNull(readCert); + assertArrayEquals(writeCert.getEncoded(), readCert.getEncoded()); + } + + @Test + public void readWriteNullCertificates() throws Exception { + ParcelUtil.writeCertificates(mParcel, null); + + mParcel.setDataPosition(0); // Rewind data position back to the beginning for read. + X509Certificate[] readCerts = ParcelUtil.readCertificates(mParcel); + assertNull(readCerts); + } + + @Test + public void readWriteValidCertificates() throws Exception { + X509Certificate[] writeCerts = new X509Certificate[2]; + writeCerts[0] = FakeKeys.CA_CERT0; + writeCerts[1] = FakeKeys.CA_CERT1; + ParcelUtil.writeCertificates(mParcel, writeCerts); + + mParcel.setDataPosition(0); // Rewind data position back to the beginning for read. + X509Certificate[] readCerts = ParcelUtil.readCertificates(mParcel); + assertNotNull(readCerts); + assertEquals(writeCerts.length, readCerts.length); + for (int i = 0; i < writeCerts.length; i++) { + assertNotNull(readCerts[i]); + assertArrayEquals(writeCerts[i].getEncoded(), readCerts[i].getEncoded()); + } + } +} |