| /* |
| * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.security.ssl; |
| |
| import javax.net.ssl.*; |
| |
| /* |
| * A simple class to congregate alerts, their definitions, and common |
| * support methods. |
| */ |
| |
| final class Alerts { |
| |
| /* |
| * Alerts are always a fixed two byte format (level/description). |
| */ |
| |
| // warnings and fatal errors are package private facilities/constants |
| |
| // Alert levels (enum AlertLevel) |
| static final byte alert_warning = 1; |
| static final byte alert_fatal = 2; |
| |
| /* |
| * Alert descriptions (enum AlertDescription) |
| * |
| * We may not use them all in our processing, but if someone |
| * sends us one, we can at least convert it to a string for the |
| * user. |
| */ |
| static final byte alert_close_notify = 0; |
| static final byte alert_unexpected_message = 10; |
| static final byte alert_bad_record_mac = 20; |
| static final byte alert_decryption_failed = 21; |
| static final byte alert_record_overflow = 22; |
| static final byte alert_decompression_failure = 30; |
| static final byte alert_handshake_failure = 40; |
| static final byte alert_no_certificate = 41; |
| static final byte alert_bad_certificate = 42; |
| static final byte alert_unsupported_certificate = 43; |
| static final byte alert_certificate_revoked = 44; |
| static final byte alert_certificate_expired = 45; |
| static final byte alert_certificate_unknown = 46; |
| static final byte alert_illegal_parameter = 47; |
| static final byte alert_unknown_ca = 48; |
| static final byte alert_access_denied = 49; |
| static final byte alert_decode_error = 50; |
| static final byte alert_decrypt_error = 51; |
| static final byte alert_export_restriction = 60; |
| static final byte alert_protocol_version = 70; |
| static final byte alert_insufficient_security = 71; |
| static final byte alert_internal_error = 80; |
| static final byte alert_user_canceled = 90; |
| static final byte alert_no_renegotiation = 100; |
| |
| // from RFC 3546 (TLS Extensions) |
| static final byte alert_unsupported_extension = 110; |
| static final byte alert_certificate_unobtainable = 111; |
| static final byte alert_unrecognized_name = 112; |
| static final byte alert_bad_certificate_status_response = 113; |
| static final byte alert_bad_certificate_hash_value = 114; |
| |
| static String alertDescription(byte code) { |
| switch (code) { |
| |
| case alert_close_notify: |
| return "close_notify"; |
| case alert_unexpected_message: |
| return "unexpected_message"; |
| case alert_bad_record_mac: |
| return "bad_record_mac"; |
| case alert_decryption_failed: |
| return "decryption_failed"; |
| case alert_record_overflow: |
| return "record_overflow"; |
| case alert_decompression_failure: |
| return "decompression_failure"; |
| case alert_handshake_failure: |
| return "handshake_failure"; |
| case alert_no_certificate: |
| return "no_certificate"; |
| case alert_bad_certificate: |
| return "bad_certificate"; |
| case alert_unsupported_certificate: |
| return "unsupported_certificate"; |
| case alert_certificate_revoked: |
| return "certificate_revoked"; |
| case alert_certificate_expired: |
| return "certificate_expired"; |
| case alert_certificate_unknown: |
| return "certificate_unknown"; |
| case alert_illegal_parameter: |
| return "illegal_parameter"; |
| case alert_unknown_ca: |
| return "unknown_ca"; |
| case alert_access_denied: |
| return "access_denied"; |
| case alert_decode_error: |
| return "decode_error"; |
| case alert_decrypt_error: |
| return "decrypt_error"; |
| case alert_export_restriction: |
| return "export_restriction"; |
| case alert_protocol_version: |
| return "protocol_version"; |
| case alert_insufficient_security: |
| return "insufficient_security"; |
| case alert_internal_error: |
| return "internal_error"; |
| case alert_user_canceled: |
| return "user_canceled"; |
| case alert_no_renegotiation: |
| return "no_renegotiation"; |
| case alert_unsupported_extension: |
| return "unsupported_extension"; |
| case alert_certificate_unobtainable: |
| return "certificate_unobtainable"; |
| case alert_unrecognized_name: |
| return "unrecognized_name"; |
| case alert_bad_certificate_status_response: |
| return "bad_certificate_status_response"; |
| case alert_bad_certificate_hash_value: |
| return "bad_certificate_hash_value"; |
| |
| default: |
| return "<UNKNOWN ALERT: " + (code & 0x0ff) + ">"; |
| } |
| } |
| |
| static SSLException getSSLException(byte description, String reason) { |
| return getSSLException(description, null, reason); |
| } |
| |
| /* |
| * Try to be a little more specific in our choice of |
| * exceptions to throw. |
| */ |
| static SSLException getSSLException(byte description, Throwable cause, |
| String reason) { |
| |
| SSLException e; |
| // the SSLException classes do not have a no-args constructor |
| // make up a message if there is none |
| if (reason == null) { |
| if (cause != null) { |
| reason = cause.toString(); |
| } else { |
| reason = ""; |
| } |
| } |
| switch (description) { |
| case alert_handshake_failure: |
| case alert_no_certificate: |
| case alert_bad_certificate: |
| case alert_unsupported_certificate: |
| case alert_certificate_revoked: |
| case alert_certificate_expired: |
| case alert_certificate_unknown: |
| case alert_unknown_ca: |
| case alert_access_denied: |
| case alert_decrypt_error: |
| case alert_export_restriction: |
| case alert_insufficient_security: |
| case alert_unsupported_extension: |
| case alert_certificate_unobtainable: |
| case alert_unrecognized_name: |
| case alert_bad_certificate_status_response: |
| case alert_bad_certificate_hash_value: |
| e = new SSLHandshakeException(reason); |
| break; |
| |
| case alert_close_notify: |
| case alert_unexpected_message: |
| case alert_bad_record_mac: |
| case alert_decryption_failed: |
| case alert_record_overflow: |
| case alert_decompression_failure: |
| case alert_illegal_parameter: |
| case alert_decode_error: |
| case alert_protocol_version: |
| case alert_internal_error: |
| case alert_user_canceled: |
| case alert_no_renegotiation: |
| default: |
| e = new SSLException(reason); |
| break; |
| } |
| |
| if (cause != null) { |
| e.initCause(cause); |
| } |
| return e; |
| } |
| } |
