/* * Copyright (C) 2015 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.security.keymaster; import android.hardware.security.keymint.Algorithm; import android.hardware.security.keymint.BlockMode; import android.hardware.security.keymint.Digest; import android.hardware.security.keymint.ErrorCode; import android.hardware.security.keymint.HardwareAuthenticatorType; import android.hardware.security.keymint.KeyFormat; import android.hardware.security.keymint.KeyOrigin; import android.hardware.security.keymint.KeyPurpose; import android.hardware.security.keymint.PaddingMode; import android.hardware.security.keymint.SecurityLevel; import android.hardware.security.keymint.Tag; import android.hardware.security.keymint.TagType; import java.util.HashMap; import java.util.Map; /** * Class tracking all the keymaster enum values needed for the binder API to keystore. * This must be kept in sync with hardware/libhardware/include/hardware/keymaster_defs.h * See keymaster_defs.h for detailed descriptions of each constant. * @hide */ public final class KeymasterDefs { private KeymasterDefs() {} // Tag types. public static final int KM_INVALID = TagType.INVALID; public static final int KM_ENUM = TagType.ENUM; public static final int KM_ENUM_REP = TagType.ENUM_REP; public static final int KM_UINT = TagType.UINT; public static final int KM_UINT_REP = TagType.UINT_REP; public static final int KM_ULONG = TagType.ULONG; public static final int KM_DATE = TagType.DATE; public static final int KM_BOOL = TagType.BOOL; public static final int KM_BIGNUM = TagType.BIGNUM; public static final int KM_BYTES = TagType.BYTES; public static final int KM_ULONG_REP = TagType.ULONG_REP; // Tag values. public static final int KM_TAG_INVALID = Tag.INVALID; // KM_INVALID | 0; public static final int KM_TAG_PURPOSE = Tag.PURPOSE; // KM_ENUM_REP | 1; public static final int KM_TAG_ALGORITHM = Tag.ALGORITHM; // KM_ENUM | 2; public static final int KM_TAG_KEY_SIZE = Tag.KEY_SIZE; // KM_UINT | 3; public static final int KM_TAG_BLOCK_MODE = Tag.BLOCK_MODE; // KM_ENUM_REP | 4; public static final int KM_TAG_DIGEST = Tag.DIGEST; // KM_ENUM_REP | 5; public static final int KM_TAG_PADDING = Tag.PADDING; // KM_ENUM_REP | 6; public static final int KM_TAG_CALLER_NONCE = Tag.CALLER_NONCE; // KM_BOOL | 7; public static final int KM_TAG_MIN_MAC_LENGTH = Tag.MIN_MAC_LENGTH; // KM_UINT | 8; public static final int KM_TAG_EC_CURVE = Tag.EC_CURVE; // KM_ENUM | 10; public static final int KM_TAG_RSA_PUBLIC_EXPONENT = Tag.RSA_PUBLIC_EXPONENT; // KM_ULONG | 200; public static final int KM_TAG_INCLUDE_UNIQUE_ID = Tag.INCLUDE_UNIQUE_ID; // KM_BOOL | 202; public static final int KM_TAG_RSA_OAEP_MGF_DIGEST = Tag.RSA_OAEP_MGF_DIGEST; // KM_ENUM_REP | 203; public static final int KM_TAG_ACTIVE_DATETIME = Tag.ACTIVE_DATETIME; // KM_DATE | 400; public static final int KM_TAG_ORIGINATION_EXPIRE_DATETIME = Tag.ORIGINATION_EXPIRE_DATETIME; // KM_DATE | 401; public static final int KM_TAG_USAGE_EXPIRE_DATETIME = Tag.USAGE_EXPIRE_DATETIME; // KM_DATE | 402; public static final int KM_TAG_MIN_SECONDS_BETWEEN_OPS = Tag.MIN_SECONDS_BETWEEN_OPS; // KM_UINT | 403; public static final int KM_TAG_MAX_USES_PER_BOOT = Tag.MAX_USES_PER_BOOT; // KM_UINT | 404; public static final int KM_TAG_USAGE_COUNT_LIMIT = Tag.USAGE_COUNT_LIMIT; // KM_UINT | 405; public static final int KM_TAG_USER_ID = Tag.USER_ID; // KM_UINT | 501; public static final int KM_TAG_USER_SECURE_ID = Tag.USER_SECURE_ID; // KM_ULONG_REP | 502; public static final int KM_TAG_NO_AUTH_REQUIRED = Tag.NO_AUTH_REQUIRED; // KM_BOOL | 503; public static final int KM_TAG_USER_AUTH_TYPE = Tag.USER_AUTH_TYPE; // KM_ENUM | 504; public static final int KM_TAG_AUTH_TIMEOUT = Tag.AUTH_TIMEOUT; // KM_UINT | 505; public static final int KM_TAG_ALLOW_WHILE_ON_BODY = Tag.ALLOW_WHILE_ON_BODY; // KM_BOOL | 506; public static final int KM_TAG_TRUSTED_USER_PRESENCE_REQUIRED = Tag.TRUSTED_USER_PRESENCE_REQUIRED; // KM_BOOL | 507; public static final int KM_TAG_TRUSTED_CONFIRMATION_REQUIRED = Tag.TRUSTED_CONFIRMATION_REQUIRED; // KM_BOOL | 508; public static final int KM_TAG_UNLOCKED_DEVICE_REQUIRED = Tag.UNLOCKED_DEVICE_REQUIRED; // KM_BOOL | 509; public static final int KM_TAG_APPLICATION_ID = Tag.APPLICATION_ID; // KM_BYTES | 601; public static final int KM_TAG_CREATION_DATETIME = Tag.CREATION_DATETIME; // KM_DATE | 701; public static final int KM_TAG_ORIGIN = Tag.ORIGIN; // KM_ENUM | 702; public static final int KM_TAG_ROLLBACK_RESISTANT = Tag.ROLLBACK_RESISTANCE; // KM_BOOL | 703; public static final int KM_TAG_ROOT_OF_TRUST = Tag.ROOT_OF_TRUST; // KM_BYTES | 704; public static final int KM_TAG_UNIQUE_ID = Tag.UNIQUE_ID; // KM_BYTES | 707; public static final int KM_TAG_ATTESTATION_CHALLENGE = Tag.ATTESTATION_CHALLENGE; // KM_BYTES | 708; public static final int KM_TAG_ATTESTATION_ID_BRAND = Tag.ATTESTATION_ID_BRAND; // KM_BYTES | 710; public static final int KM_TAG_ATTESTATION_ID_DEVICE = Tag.ATTESTATION_ID_DEVICE; // KM_BYTES | 711; public static final int KM_TAG_ATTESTATION_ID_PRODUCT = Tag.ATTESTATION_ID_PRODUCT; // KM_BYTES | 712; public static final int KM_TAG_ATTESTATION_ID_SERIAL = Tag.ATTESTATION_ID_SERIAL; // KM_BYTES | 713; public static final int KM_TAG_ATTESTATION_ID_IMEI = Tag.ATTESTATION_ID_IMEI; // KM_BYTES | 714; public static final int KM_TAG_ATTESTATION_ID_MEID = Tag.ATTESTATION_ID_MEID; // KM_BYTES | 715; public static final int KM_TAG_ATTESTATION_ID_MANUFACTURER = Tag.ATTESTATION_ID_MANUFACTURER; // KM_BYTES | 716; public static final int KM_TAG_ATTESTATION_ID_MODEL = Tag.ATTESTATION_ID_MODEL; // KM_BYTES | 717; public static final int KM_TAG_VENDOR_PATCHLEVEL = Tag.VENDOR_PATCHLEVEL; // KM_UINT | 718; public static final int KM_TAG_BOOT_PATCHLEVEL = Tag.BOOT_PATCHLEVEL; // KM_UINT | 719; public static final int KM_TAG_DEVICE_UNIQUE_ATTESTATION = Tag.DEVICE_UNIQUE_ATTESTATION; // KM_BOOL | 720; public static final int KM_TAG_ATTESTATION_ID_SECOND_IMEI = Tag.ATTESTATION_ID_SECOND_IMEI; // KM_BYTES | 723; public static final int KM_TAG_NONCE = Tag.NONCE; // KM_BYTES | 1001; public static final int KM_TAG_MAC_LENGTH = Tag.MAC_LENGTH; // KM_UINT | 1003; public static final int KM_TAG_RESET_SINCE_ID_ROTATION = Tag.RESET_SINCE_ID_ROTATION; // KM_BOOL | 1004 public static final int KM_TAG_CONFIRMATION_TOKEN = Tag.CONFIRMATION_TOKEN; // KM_BYTES | 1005; public static final int KM_TAG_CERTIFICATE_SERIAL = Tag.CERTIFICATE_SERIAL; // KM_UINT | 1006; public static final int KM_TAG_CERTIFICATE_SUBJECT = Tag.CERTIFICATE_SUBJECT; // KM_UINT | 1007; public static final int KM_TAG_CERTIFICATE_NOT_BEFORE = Tag.CERTIFICATE_NOT_BEFORE; // KM_DATE | 1008; public static final int KM_TAG_CERTIFICATE_NOT_AFTER = Tag.CERTIFICATE_NOT_AFTER; // KM_DATE | 1009; // Algorithm values. public static final int KM_ALGORITHM_RSA = Algorithm.RSA; public static final int KM_ALGORITHM_EC = Algorithm.EC; public static final int KM_ALGORITHM_AES = Algorithm.AES; public static final int KM_ALGORITHM_3DES = Algorithm.TRIPLE_DES; public static final int KM_ALGORITHM_HMAC = Algorithm.HMAC; // Block modes. public static final int KM_MODE_ECB = BlockMode.ECB; public static final int KM_MODE_CBC = BlockMode.CBC; public static final int KM_MODE_CTR = BlockMode.CTR; public static final int KM_MODE_GCM = BlockMode.GCM; // Padding modes. public static final int KM_PAD_NONE = PaddingMode.NONE; public static final int KM_PAD_RSA_OAEP = PaddingMode.RSA_OAEP; public static final int KM_PAD_RSA_PSS = PaddingMode.RSA_PSS; public static final int KM_PAD_RSA_PKCS1_1_5_ENCRYPT = PaddingMode.RSA_PKCS1_1_5_ENCRYPT; public static final int KM_PAD_RSA_PKCS1_1_5_SIGN = PaddingMode.RSA_PKCS1_1_5_SIGN; public static final int KM_PAD_PKCS7 = PaddingMode.PKCS7; // Digest modes. public static final int KM_DIGEST_NONE = Digest.NONE; public static final int KM_DIGEST_MD5 = Digest.MD5; public static final int KM_DIGEST_SHA1 = Digest.SHA1; public static final int KM_DIGEST_SHA_2_224 = Digest.SHA_2_224; public static final int KM_DIGEST_SHA_2_256 = Digest.SHA_2_256; public static final int KM_DIGEST_SHA_2_384 = Digest.SHA_2_384; public static final int KM_DIGEST_SHA_2_512 = Digest.SHA_2_512; // Key origins. public static final int KM_ORIGIN_GENERATED = KeyOrigin.GENERATED; public static final int KM_ORIGIN_DERIVED = KeyOrigin.DERIVED; public static final int KM_ORIGIN_IMPORTED = KeyOrigin.IMPORTED; public static final int KM_ORIGIN_UNKNOWN = KeyOrigin.RESERVED; public static final int KM_ORIGIN_SECURELY_IMPORTED = KeyOrigin.SECURELY_IMPORTED; // Key usability requirements. public static final int KM_BLOB_STANDALONE = 0; public static final int KM_BLOB_REQUIRES_FILE_SYSTEM = 1; // Operation Purposes. public static final int KM_PURPOSE_ENCRYPT = KeyPurpose.ENCRYPT; public static final int KM_PURPOSE_DECRYPT = KeyPurpose.DECRYPT; public static final int KM_PURPOSE_SIGN = KeyPurpose.SIGN; public static final int KM_PURPOSE_VERIFY = KeyPurpose.VERIFY; public static final int KM_PURPOSE_WRAP = KeyPurpose.WRAP_KEY; public static final int KM_PURPOSE_AGREE_KEY = KeyPurpose.AGREE_KEY; public static final int KM_PURPOSE_ATTEST_KEY = KeyPurpose.ATTEST_KEY; // Key formats. public static final int KM_KEY_FORMAT_X509 = KeyFormat.X509; public static final int KM_KEY_FORMAT_PKCS8 = KeyFormat.PKCS8; public static final int KM_KEY_FORMAT_RAW = KeyFormat.RAW; // User authenticators. public static final int HW_AUTH_PASSWORD = HardwareAuthenticatorType.PASSWORD; public static final int HW_AUTH_BIOMETRIC = HardwareAuthenticatorType.FINGERPRINT; // Security Levels. public static final int KM_SECURITY_LEVEL_SOFTWARE = SecurityLevel.SOFTWARE; public static final int KM_SECURITY_LEVEL_TRUSTED_ENVIRONMENT = SecurityLevel.TRUSTED_ENVIRONMENT; public static final int KM_SECURITY_LEVEL_STRONGBOX = SecurityLevel.STRONGBOX; // Error codes. public static final int KM_ERROR_OK = ErrorCode.OK; public static final int KM_ERROR_ROOT_OF_TRUST_ALREADY_SET = ErrorCode.ROOT_OF_TRUST_ALREADY_SET; // -1; public static final int KM_ERROR_UNSUPPORTED_PURPOSE = ErrorCode.UNSUPPORTED_PURPOSE; // -2; public static final int KM_ERROR_INCOMPATIBLE_PURPOSE = ErrorCode.INCOMPATIBLE_PURPOSE; // -3; public static final int KM_ERROR_UNSUPPORTED_ALGORITHM = ErrorCode.UNSUPPORTED_ALGORITHM; // -4; public static final int KM_ERROR_INCOMPATIBLE_ALGORITHM = ErrorCode.INCOMPATIBLE_ALGORITHM; // -5; public static final int KM_ERROR_UNSUPPORTED_KEY_SIZE = ErrorCode.UNSUPPORTED_KEY_SIZE; // -6; public static final int KM_ERROR_UNSUPPORTED_BLOCK_MODE = ErrorCode.UNSUPPORTED_BLOCK_MODE; // -7; public static final int KM_ERROR_INCOMPATIBLE_BLOCK_MODE = ErrorCode.INCOMPATIBLE_BLOCK_MODE; // -8; public static final int KM_ERROR_UNSUPPORTED_MAC_LENGTH = ErrorCode.UNSUPPORTED_MAC_LENGTH; // -9; public static final int KM_ERROR_UNSUPPORTED_PADDING_MODE = ErrorCode.UNSUPPORTED_PADDING_MODE; // -10; public static final int KM_ERROR_INCOMPATIBLE_PADDING_MODE = ErrorCode.INCOMPATIBLE_PADDING_MODE; // -11; public static final int KM_ERROR_UNSUPPORTED_DIGEST = ErrorCode.UNSUPPORTED_DIGEST; // -12; public static final int KM_ERROR_INCOMPATIBLE_DIGEST = ErrorCode.INCOMPATIBLE_DIGEST; // -13; public static final int KM_ERROR_INVALID_EXPIRATION_TIME = ErrorCode.INVALID_EXPIRATION_TIME; // -14; public static final int KM_ERROR_INVALID_USER_ID = ErrorCode.INVALID_USER_ID; // -15; public static final int KM_ERROR_INVALID_AUTHORIZATION_TIMEOUT = ErrorCode.INVALID_AUTHORIZATION_TIMEOUT; // -16; public static final int KM_ERROR_UNSUPPORTED_KEY_FORMAT = ErrorCode.UNSUPPORTED_KEY_FORMAT; // -17; public static final int KM_ERROR_INCOMPATIBLE_KEY_FORMAT = ErrorCode.INCOMPATIBLE_KEY_FORMAT; // -18; public static final int KM_ERROR_UNSUPPORTED_KEY_ENCRYPTION_ALGORITHM = ErrorCode.UNSUPPORTED_KEY_ENCRYPTION_ALGORITHM; // -19; public static final int KM_ERROR_UNSUPPORTED_KEY_VERIFICATION_ALGORITHM = ErrorCode.UNSUPPORTED_KEY_VERIFICATION_ALGORITHM; // -20; public static final int KM_ERROR_INVALID_INPUT_LENGTH = ErrorCode.INVALID_INPUT_LENGTH; // -21; public static final int KM_ERROR_KEY_EXPORT_OPTIONS_INVALID = ErrorCode.KEY_EXPORT_OPTIONS_INVALID; // -22; public static final int KM_ERROR_DELEGATION_NOT_ALLOWED = ErrorCode.DELEGATION_NOT_ALLOWED; // -23; public static final int KM_ERROR_KEY_NOT_YET_VALID = ErrorCode.KEY_NOT_YET_VALID; // -24; public static final int KM_ERROR_KEY_EXPIRED = ErrorCode.KEY_EXPIRED; // -25; public static final int KM_ERROR_KEY_USER_NOT_AUTHENTICATED = ErrorCode.KEY_USER_NOT_AUTHENTICATED; // -26; public static final int KM_ERROR_OUTPUT_PARAMETER_NULL = ErrorCode.OUTPUT_PARAMETER_NULL; // -27; public static final int KM_ERROR_INVALID_OPERATION_HANDLE = ErrorCode.INVALID_OPERATION_HANDLE; // -28; public static final int KM_ERROR_INSUFFICIENT_BUFFER_SPACE = ErrorCode.INSUFFICIENT_BUFFER_SPACE; // -29; public static final int KM_ERROR_VERIFICATION_FAILED = ErrorCode.VERIFICATION_FAILED; // -30; public static final int KM_ERROR_TOO_MANY_OPERATIONS = ErrorCode.TOO_MANY_OPERATIONS; // -31; public static final int KM_ERROR_UNEXPECTED_NULL_POINTER = ErrorCode.UNEXPECTED_NULL_POINTER; // -32; public static final int KM_ERROR_INVALID_KEY_BLOB = ErrorCode.INVALID_KEY_BLOB; // -33; public static final int KM_ERROR_IMPORTED_KEY_NOT_ENCRYPTED = ErrorCode.IMPORTED_KEY_NOT_ENCRYPTED; // -34; public static final int KM_ERROR_IMPORTED_KEY_DECRYPTION_FAILED = ErrorCode.IMPORTED_KEY_DECRYPTION_FAILED; // -35; public static final int KM_ERROR_IMPORTED_KEY_NOT_SIGNED = ErrorCode.IMPORTED_KEY_NOT_SIGNED; // -36; public static final int KM_ERROR_IMPORTED_KEY_VERIFICATION_FAILED = ErrorCode.IMPORTED_KEY_VERIFICATION_FAILED; // -37; public static final int KM_ERROR_INVALID_ARGUMENT = ErrorCode.INVALID_ARGUMENT; // -38; public static final int KM_ERROR_UNSUPPORTED_TAG = ErrorCode.UNSUPPORTED_TAG; // -39; public static final int KM_ERROR_INVALID_TAG = ErrorCode.INVALID_TAG; // -40; public static final int KM_ERROR_MEMORY_ALLOCATION_FAILED = ErrorCode.MEMORY_ALLOCATION_FAILED; // -41; public static final int KM_ERROR_IMPORT_PARAMETER_MISMATCH = ErrorCode.IMPORT_PARAMETER_MISMATCH; // -44; public static final int KM_ERROR_SECURE_HW_ACCESS_DENIED = ErrorCode.SECURE_HW_ACCESS_DENIED; // -45; public static final int KM_ERROR_OPERATION_CANCELLED = ErrorCode.OPERATION_CANCELLED; // -46; public static final int KM_ERROR_CONCURRENT_ACCESS_CONFLICT = ErrorCode.CONCURRENT_ACCESS_CONFLICT; // -47; public static final int KM_ERROR_SECURE_HW_BUSY = ErrorCode.SECURE_HW_BUSY; // -48; public static final int KM_ERROR_SECURE_HW_COMMUNICATION_FAILED = ErrorCode.SECURE_HW_COMMUNICATION_FAILED; // -49; public static final int KM_ERROR_UNSUPPORTED_EC_FIELD = ErrorCode.UNSUPPORTED_EC_FIELD; // -50; public static final int KM_ERROR_MISSING_NONCE = ErrorCode.MISSING_NONCE; // -51; public static final int KM_ERROR_INVALID_NONCE = ErrorCode.INVALID_NONCE; // -52; public static final int KM_ERROR_MISSING_MAC_LENGTH = ErrorCode.MISSING_MAC_LENGTH; // -53; public static final int KM_ERROR_KEY_RATE_LIMIT_EXCEEDED = ErrorCode.KEY_RATE_LIMIT_EXCEEDED; // -54; public static final int KM_ERROR_CALLER_NONCE_PROHIBITED = ErrorCode.CALLER_NONCE_PROHIBITED; // -55; public static final int KM_ERROR_KEY_MAX_OPS_EXCEEDED = ErrorCode.KEY_MAX_OPS_EXCEEDED; // -56; public static final int KM_ERROR_INVALID_MAC_LENGTH = ErrorCode.INVALID_MAC_LENGTH; // -57; public static final int KM_ERROR_MISSING_MIN_MAC_LENGTH = ErrorCode.MISSING_MIN_MAC_LENGTH; // -58; public static final int KM_ERROR_UNSUPPORTED_MIN_MAC_LENGTH = ErrorCode.UNSUPPORTED_MIN_MAC_LENGTH; // -59; public static final int KM_ERROR_UNSUPPORTED_KDF = ErrorCode.UNSUPPORTED_KDF; // -60 public static final int KM_ERROR_UNSUPPORTED_EC_CURVE = ErrorCode.UNSUPPORTED_EC_CURVE; // -61 // -62 is KEY_REQUIRES_UPGRADE and is handled by Keystore. public static final int KM_ERROR_ATTESTATION_CHALLENGE_MISSING = ErrorCode.ATTESTATION_CHALLENGE_MISSING; // -63 public static final int KM_ERROR_KEYMINT_NOT_CONFIGURED = ErrorCode.KEYMINT_NOT_CONFIGURED; // -64 public static final int KM_ERROR_ATTESTATION_APPLICATION_ID_MISSING = ErrorCode.ATTESTATION_APPLICATION_ID_MISSING; // -65; public static final int KM_ERROR_CANNOT_ATTEST_IDS = ErrorCode.CANNOT_ATTEST_IDS; // -66; public static final int KM_ERROR_ROLLBACK_RESISTANCE_UNAVAILABLE = ErrorCode.ROLLBACK_RESISTANCE_UNAVAILABLE; // -67; public static final int KM_ERROR_HARDWARE_TYPE_UNAVAILABLE = ErrorCode.HARDWARE_TYPE_UNAVAILABLE; // -68; public static final int KM_ERROR_PROOF_OF_PRESENCE_REQUIRED = ErrorCode.PROOF_OF_PRESENCE_REQUIRED; // -69; public static final int KM_ERROR_CONCURRENT_PROOF_OF_PRESENCE_REQUESTED = ErrorCode.CONCURRENT_PROOF_OF_PRESENCE_REQUESTED; // -70; public static final int KM_ERROR_NO_USER_CONFIRMATION = ErrorCode.NO_USER_CONFIRMATION; // -71; public static final int KM_ERROR_DEVICE_LOCKED = ErrorCode.DEVICE_LOCKED; // -72; public static final int KM_ERROR_EARLY_BOOT_ENDED = ErrorCode.EARLY_BOOT_ENDED; // -73; public static final int KM_ERROR_ATTESTATION_KEYS_NOT_PROVISIONED = ErrorCode.ATTESTATION_KEYS_NOT_PROVISIONED; // -74; public static final int KM_ERROR_ATTESTATION_IDS_NOT_PROVISIONED = ErrorCode.ATTESTATION_IDS_NOT_PROVISIONED; // -75; public static final int KM_ERROR_INVALID_OPERATION = ErrorCode.INVALID_OPERATION; // -76; public static final int KM_ERROR_STORAGE_KEY_UNSUPPORTED = ErrorCode.STORAGE_KEY_UNSUPPORTED; // -77, public static final int KM_ERROR_INCOMPATIBLE_MGF_DIGEST = ErrorCode.INCOMPATIBLE_MGF_DIGEST; // -78, public static final int KM_ERROR_UNSUPPORTED_MGF_DIGEST = ErrorCode.UNSUPPORTED_MGF_DIGEST; // -79, public static final int KM_ERROR_MISSING_NOT_BEFORE = ErrorCode.MISSING_NOT_BEFORE; // -80; public static final int KM_ERROR_MISSING_NOT_AFTER = ErrorCode.MISSING_NOT_AFTER; // -81; public static final int KM_ERROR_MISSING_ISSUER_SUBJECT = ErrorCode.MISSING_ISSUER_SUBJECT; // -82; public static final int KM_ERROR_INVALID_ISSUER_SUBJECT = ErrorCode.INVALID_ISSUER_SUBJECT; // -83; public static final int KM_ERROR_BOOT_LEVEL_EXCEEDED = ErrorCode.BOOT_LEVEL_EXCEEDED; // -84; public static final int KM_ERROR_HARDWARE_NOT_YET_AVAILABLE = ErrorCode.HARDWARE_NOT_YET_AVAILABLE; // -85 public static final int KM_ERROR_UNIMPLEMENTED = ErrorCode.UNIMPLEMENTED; // -100; public static final int KM_ERROR_VERSION_MISMATCH = ErrorCode.VERSION_MISMATCH; // -101; public static final int KM_ERROR_UNKNOWN_ERROR = ErrorCode.UNKNOWN_ERROR; // -1000; public static final Map sErrorCodeToString = new HashMap(); static { sErrorCodeToString.put(KM_ERROR_OK, "OK"); sErrorCodeToString.put(KM_ERROR_UNSUPPORTED_PURPOSE, "Unsupported purpose"); sErrorCodeToString.put(KM_ERROR_INCOMPATIBLE_PURPOSE, "Incompatible purpose"); sErrorCodeToString.put(KM_ERROR_UNSUPPORTED_ALGORITHM, "Unsupported algorithm"); sErrorCodeToString.put(KM_ERROR_INCOMPATIBLE_ALGORITHM, "Incompatible algorithm"); sErrorCodeToString.put(KM_ERROR_UNSUPPORTED_KEY_SIZE, "Unsupported key size"); sErrorCodeToString.put(KM_ERROR_UNSUPPORTED_BLOCK_MODE, "Unsupported block mode"); sErrorCodeToString.put(KM_ERROR_INCOMPATIBLE_BLOCK_MODE, "Incompatible block mode"); sErrorCodeToString.put(KM_ERROR_UNSUPPORTED_MAC_LENGTH, "Unsupported MAC or authentication tag length"); sErrorCodeToString.put(KM_ERROR_UNSUPPORTED_PADDING_MODE, "Unsupported padding mode"); sErrorCodeToString.put(KM_ERROR_INCOMPATIBLE_PADDING_MODE, "Incompatible padding mode"); sErrorCodeToString.put(KM_ERROR_UNSUPPORTED_DIGEST, "Unsupported digest"); sErrorCodeToString.put(KM_ERROR_INCOMPATIBLE_DIGEST, "Incompatible digest"); sErrorCodeToString.put(KM_ERROR_INVALID_EXPIRATION_TIME, "Invalid expiration time"); sErrorCodeToString.put(KM_ERROR_INVALID_USER_ID, "Invalid user ID"); sErrorCodeToString.put(KM_ERROR_INVALID_AUTHORIZATION_TIMEOUT, "Invalid user authorization timeout"); sErrorCodeToString.put(KM_ERROR_UNSUPPORTED_KEY_FORMAT, "Unsupported key format"); sErrorCodeToString.put(KM_ERROR_INCOMPATIBLE_KEY_FORMAT, "Incompatible key format"); sErrorCodeToString.put(KM_ERROR_INVALID_INPUT_LENGTH, "Invalid input length"); sErrorCodeToString.put(KM_ERROR_KEY_NOT_YET_VALID, "Key not yet valid"); sErrorCodeToString.put(KM_ERROR_KEY_EXPIRED, "Key expired"); sErrorCodeToString.put(KM_ERROR_KEY_USER_NOT_AUTHENTICATED, "Key user not authenticated"); sErrorCodeToString.put(KM_ERROR_INVALID_OPERATION_HANDLE, "Invalid operation handle"); sErrorCodeToString.put(KM_ERROR_VERIFICATION_FAILED, "Signature/MAC verification failed"); sErrorCodeToString.put(KM_ERROR_TOO_MANY_OPERATIONS, "Too many operations"); sErrorCodeToString.put(KM_ERROR_INVALID_KEY_BLOB, "Invalid key blob"); sErrorCodeToString.put(KM_ERROR_INVALID_ARGUMENT, "Invalid argument"); sErrorCodeToString.put(KM_ERROR_UNSUPPORTED_TAG, "Unsupported tag"); sErrorCodeToString.put(KM_ERROR_INVALID_TAG, "Invalid tag"); sErrorCodeToString.put(KM_ERROR_MEMORY_ALLOCATION_FAILED, "Memory allocation failed"); sErrorCodeToString.put(KM_ERROR_UNSUPPORTED_EC_FIELD, "Unsupported EC field"); sErrorCodeToString.put(KM_ERROR_MISSING_NONCE, "Required IV missing"); sErrorCodeToString.put(KM_ERROR_INVALID_NONCE, "Invalid IV"); sErrorCodeToString.put(KM_ERROR_CALLER_NONCE_PROHIBITED, "Caller-provided IV not permitted"); sErrorCodeToString.put(KM_ERROR_INVALID_MAC_LENGTH, "Invalid MAC or authentication tag length"); sErrorCodeToString.put(KM_ERROR_CANNOT_ATTEST_IDS, "Unable to attest device ids"); sErrorCodeToString.put(KM_ERROR_HARDWARE_TYPE_UNAVAILABLE, "Requested security level " + "(likely Strongbox) is not available."); sErrorCodeToString.put(KM_ERROR_DEVICE_LOCKED, "Device locked"); sErrorCodeToString.put(KM_ERROR_UNIMPLEMENTED, "Not implemented"); sErrorCodeToString.put(KM_ERROR_UNKNOWN_ERROR, "Unknown error"); } public static int getTagType(int tag) { return tag & (0xF << 28); } public static String getErrorMessage(int errorCode) { String result = sErrorCodeToString.get(errorCode); if (result != null) { return result; } return String.valueOf(errorCode); } }