| /* |
| * Copyright (C) 2019 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 com.android.ike.eap.message; |
| |
| import static com.android.ike.TestUtils.hexStringToByteArray; |
| import static com.android.ike.eap.message.attributes.EapTestAttributeDefinitions.AT_VERSION_LIST_DATA; |
| import static com.android.ike.eap.message.attributes.EapTestAttributeDefinitions.IDENTITY_STRING; |
| import static com.android.ike.eap.message.attributes.EapTestAttributeDefinitions.NONCE_MT_STRING; |
| import static com.android.ike.eap.message.attributes.EapTestAttributeDefinitions.RAND_1; |
| import static com.android.ike.eap.message.attributes.EapTestAttributeDefinitions.RAND_2; |
| |
| import java.util.Arrays; |
| |
| /** |
| * EapTestMessageDefinitions provides byte[] encodings of commonly used EAP Messages. |
| * |
| * @see <a href="https://tools.ietf.org/html/rfc3748#section-4">RFC 3748, Extensible Authentication |
| * Protocol (EAP)</a> |
| */ |
| public class EapTestMessageDefinitions { |
| public static final String ID = "10"; |
| public static final int ID_INT = Integer.parseInt(ID, 16 /* radix */); |
| |
| // EAP-AKA Identity request |
| public static final String EAP_REQUEST_TYPE_DATA = "050C010000"; |
| public static final byte[] EAP_REQUEST_AKA_IDENTITY_PACKET = |
| hexStringToByteArray("01" + ID + "000A17" + EAP_REQUEST_TYPE_DATA); |
| public static final byte[] EAP_REQUEST_IDENTITY_PACKET = |
| hexStringToByteArray(("01" + ID + "000501")); |
| // TODO(b/133794339): identity response packet data will need to be updated |
| public static final byte[] EAP_RESPONSE_IDENTITY_PACKET = |
| hexStringToByteArray("02" + ID + "000501"); |
| public static final byte[] EAP_REQUEST_NOTIFICATION_PACKET = |
| hexStringToByteArray("01" + ID + "000802AABBCC"); |
| public static final byte[] EAP_SUCCESS_PACKET = hexStringToByteArray("03" + ID + "0004"); |
| public static final byte[] EAP_FAILURE_PACKET = hexStringToByteArray("04" + ID + "0004"); |
| public static final byte[] EAP_SIM_CLIENT_ERROR_RESPONSE = |
| hexStringToByteArray("02" + ID + "000C120E000016010001"); |
| public static final byte[] EAP_SIM_CLIENT_ERROR_INSUFFICIENT_CHALLENGES = |
| hexStringToByteArray("02" + ID + "000C120E000016010002"); |
| |
| // EAP-SIM response containing SELECTED_VERSION (1) and IDENTITY attributes |
| public static final byte[] EAP_SIM_RESPONSE_PACKET = hexStringToByteArray( |
| "02" + ID + "0024120A0000100100010E060011" + IDENTITY_STRING + "000000"); |
| |
| // Body of EapData is the list of supported methods |
| public static final byte[] EAP_RESPONSE_NAK_PACKET = |
| hexStringToByteArray("02" + ID + "000803173212"); |
| public static final byte[] EAP_RESPONSE_NOTIFICATION_PACKET = |
| hexStringToByteArray("02" + ID + "000502"); |
| public static final byte[] EAP_REQUEST_MD5_CHALLENGE = |
| hexStringToByteArray("01" + ID + "000504"); |
| public static final byte[] EAP_REQUEST_NAK_PACKET = |
| hexStringToByteArray("01" + ID + "000503"); |
| public static final byte[] EAP_REQUEST_SIM_START_PACKET = |
| hexStringToByteArray("01" + ID + "0010120A00000F02000200010000"); |
| |
| public static final byte[] REQUEST_UNSUPPORTED_TYPE_PACKET = |
| hexStringToByteArray("01" + ID + "0005FF"); |
| public static final byte[] REQUEST_MISSING_TYPE_PACKET = |
| hexStringToByteArray("01" + ID + "0004"); |
| public static final byte[] LONG_SUCCESS_PACKET = hexStringToByteArray("03" + ID + "000500"); |
| public static final byte[] SHORT_PACKET = hexStringToByteArray("01" + ID + "0005"); |
| public static final byte[] INCOMPLETE_HEADER_PACKET = hexStringToByteArray("03" + ID); |
| public static final byte[] INVALID_CODE_PACKET = hexStringToByteArray("F0" + ID + "0004"); |
| public static final byte[] REQUEST_EAP_TYPE_NAK = hexStringToByteArray("01" + ID + "000503"); |
| |
| // Attributes |
| public static final String SKIPPABLE_DATA = "112233445566"; |
| public static final byte[] SKIPPABLE_INVALID_ATTRIBUTE = |
| hexStringToByteArray("FF02" + SKIPPABLE_DATA); |
| public static final byte[] NON_SKIPPABLE_INVALID_ATTRIBUTE = |
| hexStringToByteArray("7F010000"); |
| |
| // Type-Data |
| public static final byte[] EAP_SIM_START_SUBTYPE = |
| hexStringToByteArray("0A00000F02" + AT_VERSION_LIST_DATA + "0A010000"); |
| public static final byte[] INVALID_SUBTYPE = hexStringToByteArray("FF"); |
| public static final byte[] TYPE_DATA_INVALID_AT_RAND = |
| hexStringToByteArray("0A000001050000" + RAND_1); |
| public static final byte[] SHORT_TYPE_DATA = hexStringToByteArray("0A"); |
| public static final byte[] TYPE_DATA_INVALID_ATTRIBUTE = |
| hexStringToByteArray("0A00007F01"); |
| public static final byte[] EAP_SIM_START_DUPLICATE_ATTRIBUTES = |
| hexStringToByteArray("0A00000F02" + "0A010000" + "0A010000"); |
| |
| // RAND Challenge Results |
| public static final String SRES_1 = "11223344"; |
| public static final byte[] SRES_1_BYTES = hexStringToByteArray(SRES_1); |
| public static final String SRES_2 = "44332211"; |
| public static final byte[] SRES_2_BYTES = hexStringToByteArray(SRES_2); |
| public static final String KC_1 = "0102030405060708"; |
| public static final byte[] KC_1_BYTES = hexStringToByteArray(KC_1); |
| public static final String KC_2 = "0807060504030201"; |
| public static final byte[] KC_2_BYTES = hexStringToByteArray(KC_2); |
| public static final byte[] VALID_CHALLENGE_RESPONSE = |
| hexStringToByteArray("04" + SRES_1 + "08" + KC_1); |
| public static final byte[] CHALLENGE_RESPONSE_INVALID_SRES = hexStringToByteArray("03"); |
| public static final byte[] CHALLENGE_RESPONSE_INVALID_KC = |
| hexStringToByteArray("04" + SRES_1 + "04"); |
| |
| public static final String IMSI = "123456789012345"; |
| public static final String EAP_SIM_IDENTITY = "1" + IMSI; |
| public static final byte[] EAP_SIM_IDENTITY_BYTES = hexStringToByteArray(EAP_SIM_IDENTITY); |
| |
| // Master Key generation |
| public static final String MK_STRING = "0123456789ABCDEF0123456789ABCDEF01234567"; |
| public static final byte[] MK = hexStringToByteArray(MK_STRING); |
| public static final String K_ENCR_STRING = "000102030405060708090A0B0C0D0E0F"; |
| public static final byte[] K_ENCR = hexStringToByteArray(K_ENCR_STRING); |
| public static final String K_AUT_STRING = "0F0E0D0C0B0A09080706050403020100"; |
| public static final byte[] K_AUT = hexStringToByteArray(K_AUT_STRING); |
| public static final String MSK_STRING = |
| "00112233445566778899AABBCCDDEEFF" |
| + "00112233445566778899AABBCCDDEEFF" |
| + "00112233445566778899AABBCCDDEEFF" |
| + "00112233445566778899AABBCCDDEEFF"; |
| public static final byte[] MSK = hexStringToByteArray(MSK_STRING); |
| public static final String EMSK_STRING = |
| "FFEEDDCCBBAA99887766554433221100" |
| + "FFEEDDCCBBAA99887766554433221100" |
| + "FFEEDDCCBBAA99887766554433221100" |
| + "FFEEDDCCBBAA99887766554433221100"; |
| public static final byte[] EMSK = hexStringToByteArray(EMSK_STRING); |
| |
| // MAC computation |
| public static final String ORIGINAL_MAC_STRING = "112233445566778899AABBCCDDEEFF11"; |
| public static final byte[] ORIGINAL_MAC = hexStringToByteArray(ORIGINAL_MAC_STRING); |
| public static final String COMPUTED_MAC_STRING = "FFEEDDCCBBAA998877665544332211FF"; |
| public static final byte[] COMPUTED_MAC = hexStringToByteArray(COMPUTED_MAC_STRING); |
| public static final byte[] RETURNED_MAC = Arrays.copyOf(COMPUTED_MAC, 16); |
| public static final String EAP_SIM_CHALLENGE_REQUEST_STRING = |
| "01" + ID + "0040" // EAP-Request | ID | length in bytes |
| + "120b0000" // EAP-SIM | Challenge | 2B padding |
| + "01090000" + RAND_1 + RAND_2 // AT_RAND attribute |
| + "0B05000000000000000000000000000000000000"; // AT_MAC attribute with no MAC |
| public static final byte[] MAC_INPUT = |
| hexStringToByteArray(EAP_SIM_CHALLENGE_REQUEST_STRING + NONCE_MT_STRING); |
| |
| // Response Message with MAC |
| public static final String EAP_SIM_CHALLENGE_RESPONSE_EMPTY_MAC = |
| "02" + ID + "001C" // EAP-Response | ID | length in bytes |
| + "120b0000" // EAP-SIM | Challenge | 2B padding |
| + "0B05000000000000000000000000000000000000"; // AT_MAC attribute with no MAC |
| public static final byte[] EAP_SIM_CHALLENGE_RESPONSE_MAC_INPUT = |
| hexStringToByteArray(EAP_SIM_CHALLENGE_RESPONSE_EMPTY_MAC + SRES_1 + SRES_2); |
| public static final byte[] EAP_SIM_CHALLENGE_RESPONSE_WITH_MAC = hexStringToByteArray( |
| "02" + ID + "001C" // EAP-Response | ID | length in bytes |
| + "120b0000" // EAP-SIM | Challenge | 2B padding |
| + "0B050000" + COMPUTED_MAC_STRING); // AT_MAC attribute |
| } |
