486 lines
28 KiB
C
486 lines
28 KiB
C
/* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <assert.h>
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#include <apr_strings.h>
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#include <apr_optional.h>
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#include <apr_optional_hooks.h>
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#include <httpd.h>
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#include <http_core.h>
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#include <http_config.h>
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#include <http_connection.h>
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#include <http_protocol.h>
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#include <http_request.h>
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#include <http_ssl.h>
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#include <http_log.h>
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#include "mod_http2.h"
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#include "h2_private.h"
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#include "h2_bucket_beam.h"
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#include "h2_stream.h"
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#include "h2_c2.h"
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#include "h2_config.h"
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#include "h2_conn_ctx.h"
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#include "h2_c1.h"
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#include "h2_request.h"
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#include "h2_headers.h"
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#include "h2_session.h"
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#include "h2_util.h"
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#include "h2_protocol.h"
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#include "mod_http2.h"
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const char *h2_protocol_ids_tls[] = {
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"h2", NULL
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};
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const char *h2_protocol_ids_clear[] = {
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"h2c", NULL
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};
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const char *H2_MAGIC_TOKEN = "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n";
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/*******************************************************************************
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* HTTP/2 error stuff
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*/
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static const char *h2_err_descr[] = {
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"no error", /* 0x0 */
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"protocol error",
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"internal error",
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"flow control error",
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"settings timeout",
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"stream closed", /* 0x5 */
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"frame size error",
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"refused stream",
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"cancel",
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"compression error",
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"connect error", /* 0xa */
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"enhance your calm",
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"inadequate security",
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"http/1.1 required",
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};
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const char *h2_protocol_err_description(unsigned int h2_error)
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{
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if (h2_error < (sizeof(h2_err_descr)/sizeof(h2_err_descr[0]))) {
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return h2_err_descr[h2_error];
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}
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return "unknown http/2 error code";
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}
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/*******************************************************************************
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* Check connection security requirements of RFC 7540
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*/
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/*
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* Black Listed Ciphers from RFC 7549 Appendix A
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*
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*/
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static const char *RFC7540_names[] = {
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/* ciphers with NULL encrpytion */
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"NULL-MD5", /* TLS_NULL_WITH_NULL_NULL */
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/* same */ /* TLS_RSA_WITH_NULL_MD5 */
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"NULL-SHA", /* TLS_RSA_WITH_NULL_SHA */
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"NULL-SHA256", /* TLS_RSA_WITH_NULL_SHA256 */
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"PSK-NULL-SHA", /* TLS_PSK_WITH_NULL_SHA */
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"DHE-PSK-NULL-SHA", /* TLS_DHE_PSK_WITH_NULL_SHA */
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"RSA-PSK-NULL-SHA", /* TLS_RSA_PSK_WITH_NULL_SHA */
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"PSK-NULL-SHA256", /* TLS_PSK_WITH_NULL_SHA256 */
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"PSK-NULL-SHA384", /* TLS_PSK_WITH_NULL_SHA384 */
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"DHE-PSK-NULL-SHA256", /* TLS_DHE_PSK_WITH_NULL_SHA256 */
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"DHE-PSK-NULL-SHA384", /* TLS_DHE_PSK_WITH_NULL_SHA384 */
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"RSA-PSK-NULL-SHA256", /* TLS_RSA_PSK_WITH_NULL_SHA256 */
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"RSA-PSK-NULL-SHA384", /* TLS_RSA_PSK_WITH_NULL_SHA384 */
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"ECDH-ECDSA-NULL-SHA", /* TLS_ECDH_ECDSA_WITH_NULL_SHA */
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"ECDHE-ECDSA-NULL-SHA", /* TLS_ECDHE_ECDSA_WITH_NULL_SHA */
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"ECDH-RSA-NULL-SHA", /* TLS_ECDH_RSA_WITH_NULL_SHA */
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"ECDHE-RSA-NULL-SHA", /* TLS_ECDHE_RSA_WITH_NULL_SHA */
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"AECDH-NULL-SHA", /* TLS_ECDH_anon_WITH_NULL_SHA */
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"ECDHE-PSK-NULL-SHA", /* TLS_ECDHE_PSK_WITH_NULL_SHA */
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"ECDHE-PSK-NULL-SHA256", /* TLS_ECDHE_PSK_WITH_NULL_SHA256 */
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"ECDHE-PSK-NULL-SHA384", /* TLS_ECDHE_PSK_WITH_NULL_SHA384 */
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/* DES/3DES ciphers */
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"PSK-3DES-EDE-CBC-SHA", /* TLS_PSK_WITH_3DES_EDE_CBC_SHA */
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"DHE-PSK-3DES-EDE-CBC-SHA", /* TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA */
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"RSA-PSK-3DES-EDE-CBC-SHA", /* TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA */
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"ECDH-ECDSA-DES-CBC3-SHA", /* TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA */
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"ECDHE-ECDSA-DES-CBC3-SHA", /* TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA */
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"ECDH-RSA-DES-CBC3-SHA", /* TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA */
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"ECDHE-RSA-DES-CBC3-SHA", /* TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA */
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"AECDH-DES-CBC3-SHA", /* TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA */
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"SRP-3DES-EDE-CBC-SHA", /* TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA */
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"SRP-RSA-3DES-EDE-CBC-SHA", /* TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA */
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"SRP-DSS-3DES-EDE-CBC-SHA", /* TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA */
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"ECDHE-PSK-3DES-EDE-CBC-SHA", /* TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA */
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"DES-CBC-SHA", /* TLS_RSA_WITH_DES_CBC_SHA */
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"DES-CBC3-SHA", /* TLS_RSA_WITH_3DES_EDE_CBC_SHA */
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"DHE-DSS-DES-CBC3-SHA", /* TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA */
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"DHE-RSA-DES-CBC-SHA", /* TLS_DHE_RSA_WITH_DES_CBC_SHA */
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"DHE-RSA-DES-CBC3-SHA", /* TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA */
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"ADH-DES-CBC-SHA", /* TLS_DH_anon_WITH_DES_CBC_SHA */
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"ADH-DES-CBC3-SHA", /* TLS_DH_anon_WITH_3DES_EDE_CBC_SHA */
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"EXP-DH-DSS-DES-CBC-SHA", /* TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA */
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"DH-DSS-DES-CBC-SHA", /* TLS_DH_DSS_WITH_DES_CBC_SHA */
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"DH-DSS-DES-CBC3-SHA", /* TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA */
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"EXP-DH-RSA-DES-CBC-SHA", /* TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA */
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"DH-RSA-DES-CBC-SHA", /* TLS_DH_RSA_WITH_DES_CBC_SHA */
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"DH-RSA-DES-CBC3-SHA", /* TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA */
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/* blacklisted EXPORT ciphers */
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"EXP-RC4-MD5", /* TLS_RSA_EXPORT_WITH_RC4_40_MD5 */
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"EXP-RC2-CBC-MD5", /* TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5 */
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"EXP-DES-CBC-SHA", /* TLS_RSA_EXPORT_WITH_DES40_CBC_SHA */
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"EXP-DHE-DSS-DES-CBC-SHA", /* TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA */
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"EXP-DHE-RSA-DES-CBC-SHA", /* TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA */
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"EXP-ADH-DES-CBC-SHA", /* TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA */
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"EXP-ADH-RC4-MD5", /* TLS_DH_anon_EXPORT_WITH_RC4_40_MD5 */
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/* blacklisted RC4 encryption */
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"RC4-MD5", /* TLS_RSA_WITH_RC4_128_MD5 */
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"RC4-SHA", /* TLS_RSA_WITH_RC4_128_SHA */
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"ADH-RC4-MD5", /* TLS_DH_anon_WITH_RC4_128_MD5 */
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"KRB5-RC4-SHA", /* TLS_KRB5_WITH_RC4_128_SHA */
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"KRB5-RC4-MD5", /* TLS_KRB5_WITH_RC4_128_MD5 */
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"EXP-KRB5-RC4-SHA", /* TLS_KRB5_EXPORT_WITH_RC4_40_SHA */
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"EXP-KRB5-RC4-MD5", /* TLS_KRB5_EXPORT_WITH_RC4_40_MD5 */
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"PSK-RC4-SHA", /* TLS_PSK_WITH_RC4_128_SHA */
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"DHE-PSK-RC4-SHA", /* TLS_DHE_PSK_WITH_RC4_128_SHA */
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"RSA-PSK-RC4-SHA", /* TLS_RSA_PSK_WITH_RC4_128_SHA */
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"ECDH-ECDSA-RC4-SHA", /* TLS_ECDH_ECDSA_WITH_RC4_128_SHA */
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"ECDHE-ECDSA-RC4-SHA", /* TLS_ECDHE_ECDSA_WITH_RC4_128_SHA */
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"ECDH-RSA-RC4-SHA", /* TLS_ECDH_RSA_WITH_RC4_128_SHA */
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"ECDHE-RSA-RC4-SHA", /* TLS_ECDHE_RSA_WITH_RC4_128_SHA */
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"AECDH-RC4-SHA", /* TLS_ECDH_anon_WITH_RC4_128_SHA */
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"ECDHE-PSK-RC4-SHA", /* TLS_ECDHE_PSK_WITH_RC4_128_SHA */
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/* blacklisted AES128 encrpytion ciphers */
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"AES128-SHA256", /* TLS_RSA_WITH_AES_128_CBC_SHA */
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"DH-DSS-AES128-SHA", /* TLS_DH_DSS_WITH_AES_128_CBC_SHA */
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"DH-RSA-AES128-SHA", /* TLS_DH_RSA_WITH_AES_128_CBC_SHA */
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"DHE-DSS-AES128-SHA", /* TLS_DHE_DSS_WITH_AES_128_CBC_SHA */
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"DHE-RSA-AES128-SHA", /* TLS_DHE_RSA_WITH_AES_128_CBC_SHA */
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"ADH-AES128-SHA", /* TLS_DH_anon_WITH_AES_128_CBC_SHA */
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"AES128-SHA256", /* TLS_RSA_WITH_AES_128_CBC_SHA256 */
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"DH-DSS-AES128-SHA256", /* TLS_DH_DSS_WITH_AES_128_CBC_SHA256 */
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"DH-RSA-AES128-SHA256", /* TLS_DH_RSA_WITH_AES_128_CBC_SHA256 */
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"DHE-DSS-AES128-SHA256", /* TLS_DHE_DSS_WITH_AES_128_CBC_SHA256 */
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"DHE-RSA-AES128-SHA256", /* TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 */
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"ECDH-ECDSA-AES128-SHA", /* TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA */
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"ECDHE-ECDSA-AES128-SHA", /* TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA */
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"ECDH-RSA-AES128-SHA", /* TLS_ECDH_RSA_WITH_AES_128_CBC_SHA */
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"ECDHE-RSA-AES128-SHA", /* TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA */
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"AECDH-AES128-SHA", /* TLS_ECDH_anon_WITH_AES_128_CBC_SHA */
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"ECDHE-ECDSA-AES128-SHA256", /* TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 */
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"ECDH-ECDSA-AES128-SHA256", /* TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 */
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"ECDHE-RSA-AES128-SHA256", /* TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 */
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"ECDH-RSA-AES128-SHA256", /* TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 */
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"ADH-AES128-SHA256", /* TLS_DH_anon_WITH_AES_128_CBC_SHA256 */
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"PSK-AES128-CBC-SHA", /* TLS_PSK_WITH_AES_128_CBC_SHA */
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"DHE-PSK-AES128-CBC-SHA", /* TLS_DHE_PSK_WITH_AES_128_CBC_SHA */
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"RSA-PSK-AES128-CBC-SHA", /* TLS_RSA_PSK_WITH_AES_128_CBC_SHA */
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"PSK-AES128-CBC-SHA256", /* TLS_PSK_WITH_AES_128_CBC_SHA256 */
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"DHE-PSK-AES128-CBC-SHA256", /* TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 */
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"RSA-PSK-AES128-CBC-SHA256", /* TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 */
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"ECDHE-PSK-AES128-CBC-SHA", /* TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA */
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"ECDHE-PSK-AES128-CBC-SHA256", /* TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 */
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"AES128-CCM", /* TLS_RSA_WITH_AES_128_CCM */
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"AES128-CCM8", /* TLS_RSA_WITH_AES_128_CCM_8 */
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"PSK-AES128-CCM", /* TLS_PSK_WITH_AES_128_CCM */
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"PSK-AES128-CCM8", /* TLS_PSK_WITH_AES_128_CCM_8 */
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"AES128-GCM-SHA256", /* TLS_RSA_WITH_AES_128_GCM_SHA256 */
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"DH-RSA-AES128-GCM-SHA256", /* TLS_DH_RSA_WITH_AES_128_GCM_SHA256 */
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"DH-DSS-AES128-GCM-SHA256", /* TLS_DH_DSS_WITH_AES_128_GCM_SHA256 */
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"ADH-AES128-GCM-SHA256", /* TLS_DH_anon_WITH_AES_128_GCM_SHA256 */
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"PSK-AES128-GCM-SHA256", /* TLS_PSK_WITH_AES_128_GCM_SHA256 */
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"RSA-PSK-AES128-GCM-SHA256", /* TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 */
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"ECDH-ECDSA-AES128-GCM-SHA256", /* TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 */
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"ECDH-RSA-AES128-GCM-SHA256", /* TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 */
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"SRP-AES-128-CBC-SHA", /* TLS_SRP_SHA_WITH_AES_128_CBC_SHA */
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"SRP-RSA-AES-128-CBC-SHA", /* TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA */
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"SRP-DSS-AES-128-CBC-SHA", /* TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA */
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/* blacklisted AES256 encrpytion ciphers */
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"AES256-SHA", /* TLS_RSA_WITH_AES_256_CBC_SHA */
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"DH-DSS-AES256-SHA", /* TLS_DH_DSS_WITH_AES_256_CBC_SHA */
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"DH-RSA-AES256-SHA", /* TLS_DH_RSA_WITH_AES_256_CBC_SHA */
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"DHE-DSS-AES256-SHA", /* TLS_DHE_DSS_WITH_AES_256_CBC_SHA */
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"DHE-RSA-AES256-SHA", /* TLS_DHE_RSA_WITH_AES_256_CBC_SHA */
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"ADH-AES256-SHA", /* TLS_DH_anon_WITH_AES_256_CBC_SHA */
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"AES256-SHA256", /* TLS_RSA_WITH_AES_256_CBC_SHA256 */
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"DH-DSS-AES256-SHA256", /* TLS_DH_DSS_WITH_AES_256_CBC_SHA256 */
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"DH-RSA-AES256-SHA256", /* TLS_DH_RSA_WITH_AES_256_CBC_SHA256 */
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"DHE-DSS-AES256-SHA256", /* TLS_DHE_DSS_WITH_AES_256_CBC_SHA256 */
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"DHE-RSA-AES256-SHA256", /* TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 */
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"ADH-AES256-SHA256", /* TLS_DH_anon_WITH_AES_256_CBC_SHA256 */
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"ECDH-ECDSA-AES256-SHA", /* TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA */
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"ECDHE-ECDSA-AES256-SHA", /* TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA */
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"ECDH-RSA-AES256-SHA", /* TLS_ECDH_RSA_WITH_AES_256_CBC_SHA */
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"ECDHE-RSA-AES256-SHA", /* TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA */
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"AECDH-AES256-SHA", /* TLS_ECDH_anon_WITH_AES_256_CBC_SHA */
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"ECDHE-ECDSA-AES256-SHA384", /* TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 */
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"ECDH-ECDSA-AES256-SHA384", /* TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 */
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"ECDHE-RSA-AES256-SHA384", /* TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 */
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"ECDH-RSA-AES256-SHA384", /* TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 */
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"PSK-AES256-CBC-SHA", /* TLS_PSK_WITH_AES_256_CBC_SHA */
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"DHE-PSK-AES256-CBC-SHA", /* TLS_DHE_PSK_WITH_AES_256_CBC_SHA */
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"RSA-PSK-AES256-CBC-SHA", /* TLS_RSA_PSK_WITH_AES_256_CBC_SHA */
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"PSK-AES256-CBC-SHA384", /* TLS_PSK_WITH_AES_256_CBC_SHA384 */
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"DHE-PSK-AES256-CBC-SHA384", /* TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 */
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"RSA-PSK-AES256-CBC-SHA384", /* TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 */
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"ECDHE-PSK-AES256-CBC-SHA", /* TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA */
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"ECDHE-PSK-AES256-CBC-SHA384", /* TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 */
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"SRP-AES-256-CBC-SHA", /* TLS_SRP_SHA_WITH_AES_256_CBC_SHA */
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"SRP-RSA-AES-256-CBC-SHA", /* TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA */
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"SRP-DSS-AES-256-CBC-SHA", /* TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA */
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"AES256-CCM", /* TLS_RSA_WITH_AES_256_CCM */
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"AES256-CCM8", /* TLS_RSA_WITH_AES_256_CCM_8 */
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"PSK-AES256-CCM", /* TLS_PSK_WITH_AES_256_CCM */
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"PSK-AES256-CCM8", /* TLS_PSK_WITH_AES_256_CCM_8 */
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"AES256-GCM-SHA384", /* TLS_RSA_WITH_AES_256_GCM_SHA384 */
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"DH-RSA-AES256-GCM-SHA384", /* TLS_DH_RSA_WITH_AES_256_GCM_SHA384 */
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"DH-DSS-AES256-GCM-SHA384", /* TLS_DH_DSS_WITH_AES_256_GCM_SHA384 */
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"ADH-AES256-GCM-SHA384", /* TLS_DH_anon_WITH_AES_256_GCM_SHA384 */
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"PSK-AES256-GCM-SHA384", /* TLS_PSK_WITH_AES_256_GCM_SHA384 */
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"RSA-PSK-AES256-GCM-SHA384", /* TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 */
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"ECDH-ECDSA-AES256-GCM-SHA384", /* TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 */
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"ECDH-RSA-AES256-GCM-SHA384", /* TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 */
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/* blacklisted CAMELLIA128 encrpytion ciphers */
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"CAMELLIA128-SHA", /* TLS_RSA_WITH_CAMELLIA_128_CBC_SHA */
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"DH-DSS-CAMELLIA128-SHA", /* TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA */
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"DH-RSA-CAMELLIA128-SHA", /* TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA */
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"DHE-DSS-CAMELLIA128-SHA", /* TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA */
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"DHE-RSA-CAMELLIA128-SHA", /* TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA */
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"ADH-CAMELLIA128-SHA", /* TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA */
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"ECDHE-ECDSA-CAMELLIA128-SHA256", /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 */
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"ECDH-ECDSA-CAMELLIA128-SHA256", /* TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 */
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"ECDHE-RSA-CAMELLIA128-SHA256", /* TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
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"ECDH-RSA-CAMELLIA128-SHA256", /* TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
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"PSK-CAMELLIA128-SHA256", /* TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
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"DHE-PSK-CAMELLIA128-SHA256", /* TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
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"RSA-PSK-CAMELLIA128-SHA256", /* TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
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"ECDHE-PSK-CAMELLIA128-SHA256", /* TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
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"CAMELLIA128-GCM-SHA256", /* TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
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"DH-RSA-CAMELLIA128-GCM-SHA256", /* TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
|
|
"DH-DSS-CAMELLIA128-GCM-SHA256", /* TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256 */
|
|
"ADH-CAMELLIA128-GCM-SHA256", /* TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256 */
|
|
"ECDH-ECDSA-CAMELLIA128-GCM-SHA256",/* TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 */
|
|
"ECDH-RSA-CAMELLIA128-GCM-SHA256", /* TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
|
|
"PSK-CAMELLIA128-GCM-SHA256", /* TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 */
|
|
"RSA-PSK-CAMELLIA128-GCM-SHA256", /* TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 */
|
|
"CAMELLIA128-SHA256", /* TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
|
|
"DH-DSS-CAMELLIA128-SHA256", /* TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256 */
|
|
"DH-RSA-CAMELLIA128-SHA256", /* TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
|
|
"DHE-DSS-CAMELLIA128-SHA256", /* TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256 */
|
|
"DHE-RSA-CAMELLIA128-SHA256", /* TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
|
|
"ADH-CAMELLIA128-SHA256", /* TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256 */
|
|
|
|
/* blacklisted CAMELLIA256 encrpytion ciphers */
|
|
"CAMELLIA256-SHA", /* TLS_RSA_WITH_CAMELLIA_256_CBC_SHA */
|
|
"DH-RSA-CAMELLIA256-SHA", /* TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA */
|
|
"DH-DSS-CAMELLIA256-SHA", /* TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA */
|
|
"DHE-DSS-CAMELLIA256-SHA", /* TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA */
|
|
"DHE-RSA-CAMELLIA256-SHA", /* TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA */
|
|
"ADH-CAMELLIA256-SHA", /* TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA */
|
|
"ECDHE-ECDSA-CAMELLIA256-SHA384", /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 */
|
|
"ECDH-ECDSA-CAMELLIA256-SHA384", /* TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 */
|
|
"ECDHE-RSA-CAMELLIA256-SHA384", /* TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 */
|
|
"ECDH-RSA-CAMELLIA256-SHA384", /* TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 */
|
|
"PSK-CAMELLIA256-SHA384", /* TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
|
|
"DHE-PSK-CAMELLIA256-SHA384", /* TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
|
|
"RSA-PSK-CAMELLIA256-SHA384", /* TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
|
|
"ECDHE-PSK-CAMELLIA256-SHA384", /* TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
|
|
"CAMELLIA256-SHA256", /* TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
|
|
"DH-DSS-CAMELLIA256-SHA256", /* TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256 */
|
|
"DH-RSA-CAMELLIA256-SHA256", /* TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
|
|
"DHE-DSS-CAMELLIA256-SHA256", /* TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256 */
|
|
"DHE-RSA-CAMELLIA256-SHA256", /* TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
|
|
"ADH-CAMELLIA256-SHA256", /* TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256 */
|
|
"CAMELLIA256-GCM-SHA384", /* TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
|
|
"DH-RSA-CAMELLIA256-GCM-SHA384", /* TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
|
|
"DH-DSS-CAMELLIA256-GCM-SHA384", /* TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384 */
|
|
"ADH-CAMELLIA256-GCM-SHA384", /* TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384 */
|
|
"ECDH-ECDSA-CAMELLIA256-GCM-SHA384",/* TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 */
|
|
"ECDH-RSA-CAMELLIA256-GCM-SHA384", /* TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
|
|
"PSK-CAMELLIA256-GCM-SHA384", /* TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 */
|
|
"RSA-PSK-CAMELLIA256-GCM-SHA384", /* TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 */
|
|
|
|
/* The blacklisted ARIA encrpytion ciphers */
|
|
"ARIA128-SHA256", /* TLS_RSA_WITH_ARIA_128_CBC_SHA256 */
|
|
"ARIA256-SHA384", /* TLS_RSA_WITH_ARIA_256_CBC_SHA384 */
|
|
"DH-DSS-ARIA128-SHA256", /* TLS_DH_DSS_WITH_ARIA_128_CBC_SHA256 */
|
|
"DH-DSS-ARIA256-SHA384", /* TLS_DH_DSS_WITH_ARIA_256_CBC_SHA384 */
|
|
"DH-RSA-ARIA128-SHA256", /* TLS_DH_RSA_WITH_ARIA_128_CBC_SHA256 */
|
|
"DH-RSA-ARIA256-SHA384", /* TLS_DH_RSA_WITH_ARIA_256_CBC_SHA384 */
|
|
"DHE-DSS-ARIA128-SHA256", /* TLS_DHE_DSS_WITH_ARIA_128_CBC_SHA256 */
|
|
"DHE-DSS-ARIA256-SHA384", /* TLS_DHE_DSS_WITH_ARIA_256_CBC_SHA384 */
|
|
"DHE-RSA-ARIA128-SHA256", /* TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256 */
|
|
"DHE-RSA-ARIA256-SHA384", /* TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384 */
|
|
"ADH-ARIA128-SHA256", /* TLS_DH_anon_WITH_ARIA_128_CBC_SHA256 */
|
|
"ADH-ARIA256-SHA384", /* TLS_DH_anon_WITH_ARIA_256_CBC_SHA384 */
|
|
"ECDHE-ECDSA-ARIA128-SHA256", /* TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256 */
|
|
"ECDHE-ECDSA-ARIA256-SHA384", /* TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384 */
|
|
"ECDH-ECDSA-ARIA128-SHA256", /* TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256 */
|
|
"ECDH-ECDSA-ARIA256-SHA384", /* TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384 */
|
|
"ECDHE-RSA-ARIA128-SHA256", /* TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256 */
|
|
"ECDHE-RSA-ARIA256-SHA384", /* TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384 */
|
|
"ECDH-RSA-ARIA128-SHA256", /* TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256 */
|
|
"ECDH-RSA-ARIA256-SHA384", /* TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384 */
|
|
"ARIA128-GCM-SHA256", /* TLS_RSA_WITH_ARIA_128_GCM_SHA256 */
|
|
"ARIA256-GCM-SHA384", /* TLS_RSA_WITH_ARIA_256_GCM_SHA384 */
|
|
"DH-DSS-ARIA128-GCM-SHA256", /* TLS_DH_DSS_WITH_ARIA_128_GCM_SHA256 */
|
|
"DH-DSS-ARIA256-GCM-SHA384", /* TLS_DH_DSS_WITH_ARIA_256_GCM_SHA384 */
|
|
"DH-RSA-ARIA128-GCM-SHA256", /* TLS_DH_RSA_WITH_ARIA_128_GCM_SHA256 */
|
|
"DH-RSA-ARIA256-GCM-SHA384", /* TLS_DH_RSA_WITH_ARIA_256_GCM_SHA384 */
|
|
"ADH-ARIA128-GCM-SHA256", /* TLS_DH_anon_WITH_ARIA_128_GCM_SHA256 */
|
|
"ADH-ARIA256-GCM-SHA384", /* TLS_DH_anon_WITH_ARIA_256_GCM_SHA384 */
|
|
"ECDH-ECDSA-ARIA128-GCM-SHA256", /* TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256 */
|
|
"ECDH-ECDSA-ARIA256-GCM-SHA384", /* TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384 */
|
|
"ECDH-RSA-ARIA128-GCM-SHA256", /* TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256 */
|
|
"ECDH-RSA-ARIA256-GCM-SHA384", /* TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384 */
|
|
"PSK-ARIA128-SHA256", /* TLS_PSK_WITH_ARIA_128_CBC_SHA256 */
|
|
"PSK-ARIA256-SHA384", /* TLS_PSK_WITH_ARIA_256_CBC_SHA384 */
|
|
"DHE-PSK-ARIA128-SHA256", /* TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256 */
|
|
"DHE-PSK-ARIA256-SHA384", /* TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384 */
|
|
"RSA-PSK-ARIA128-SHA256", /* TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256 */
|
|
"RSA-PSK-ARIA256-SHA384", /* TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384 */
|
|
"ARIA128-GCM-SHA256", /* TLS_PSK_WITH_ARIA_128_GCM_SHA256 */
|
|
"ARIA256-GCM-SHA384", /* TLS_PSK_WITH_ARIA_256_GCM_SHA384 */
|
|
"RSA-PSK-ARIA128-GCM-SHA256", /* TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256 */
|
|
"RSA-PSK-ARIA256-GCM-SHA384", /* TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384 */
|
|
"ECDHE-PSK-ARIA128-SHA256", /* TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256 */
|
|
"ECDHE-PSK-ARIA256-SHA384", /* TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384 */
|
|
|
|
/* blacklisted SEED encryptions */
|
|
"SEED-SHA", /*TLS_RSA_WITH_SEED_CBC_SHA */
|
|
"DH-DSS-SEED-SHA", /* TLS_DH_DSS_WITH_SEED_CBC_SHA */
|
|
"DH-RSA-SEED-SHA", /* TLS_DH_RSA_WITH_SEED_CBC_SHA */
|
|
"DHE-DSS-SEED-SHA", /* TLS_DHE_DSS_WITH_SEED_CBC_SHA */
|
|
"DHE-RSA-SEED-SHA", /* TLS_DHE_RSA_WITH_SEED_CBC_SHA */
|
|
"ADH-SEED-SHA", /* TLS_DH_anon_WITH_SEED_CBC_SHA */
|
|
|
|
/* blacklisted KRB5 ciphers */
|
|
"KRB5-DES-CBC-SHA", /* TLS_KRB5_WITH_DES_CBC_SHA */
|
|
"KRB5-DES-CBC3-SHA", /* TLS_KRB5_WITH_3DES_EDE_CBC_SHA */
|
|
"KRB5-IDEA-CBC-SHA", /* TLS_KRB5_WITH_IDEA_CBC_SHA */
|
|
"KRB5-DES-CBC-MD5", /* TLS_KRB5_WITH_DES_CBC_MD5 */
|
|
"KRB5-DES-CBC3-MD5", /* TLS_KRB5_WITH_3DES_EDE_CBC_MD5 */
|
|
"KRB5-IDEA-CBC-MD5", /* TLS_KRB5_WITH_IDEA_CBC_MD5 */
|
|
"EXP-KRB5-DES-CBC-SHA", /* TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA */
|
|
"EXP-KRB5-DES-CBC-MD5", /* TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5 */
|
|
"EXP-KRB5-RC2-CBC-SHA", /* TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA */
|
|
"EXP-KRB5-RC2-CBC-MD5", /* TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5 */
|
|
|
|
/* blacklisted exoticas */
|
|
"DHE-DSS-CBC-SHA", /* TLS_DHE_DSS_WITH_DES_CBC_SHA */
|
|
"IDEA-CBC-SHA", /* TLS_RSA_WITH_IDEA_CBC_SHA */
|
|
|
|
/* not really sure if the following names are correct */
|
|
"SSL3_CK_SCSV", /* TLS_EMPTY_RENEGOTIATION_INFO_SCSV */
|
|
"SSL3_CK_FALLBACK_SCSV"
|
|
};
|
|
static size_t RFC7540_names_LEN = sizeof(RFC7540_names)/sizeof(RFC7540_names[0]);
|
|
|
|
|
|
static apr_hash_t *BLCNames;
|
|
|
|
static void cipher_init(apr_pool_t *pool)
|
|
{
|
|
apr_hash_t *hash = apr_hash_make(pool);
|
|
const char *source;
|
|
unsigned int i;
|
|
|
|
source = "rfc7540";
|
|
for (i = 0; i < RFC7540_names_LEN; ++i) {
|
|
apr_hash_set(hash, RFC7540_names[i], APR_HASH_KEY_STRING, source);
|
|
}
|
|
|
|
BLCNames = hash;
|
|
}
|
|
|
|
static int cipher_is_blacklisted(const char *cipher, const char **psource)
|
|
{
|
|
*psource = apr_hash_get(BLCNames, cipher, APR_HASH_KEY_STRING);
|
|
return !!*psource;
|
|
}
|
|
|
|
apr_status_t h2_protocol_init(apr_pool_t *pool, server_rec *s)
|
|
{
|
|
(void)pool;
|
|
ap_log_error(APLOG_MARK, APLOG_TRACE1, 0, s, "h2_h2, child_init");
|
|
cipher_init(pool);
|
|
|
|
return APR_SUCCESS;
|
|
}
|
|
|
|
int h2_protocol_is_acceptable_c1(conn_rec *c, request_rec *r, int require_all)
|
|
{
|
|
int is_tls = ap_ssl_conn_is_ssl(c);
|
|
|
|
if (is_tls && h2_config_cgeti(c, H2_CONF_MODERN_TLS_ONLY) > 0) {
|
|
/* Check TLS connection for modern TLS parameters, as defined in
|
|
* RFC 7540 and https://wiki.mozilla.org/Security/Server_Side_TLS#Modern_compatibility
|
|
*/
|
|
apr_pool_t *pool = c->pool;
|
|
server_rec *s = c->base_server;
|
|
const char *val;
|
|
|
|
/* Need Tlsv1.2 or higher, rfc 7540, ch. 9.2
|
|
*/
|
|
val = ap_ssl_var_lookup(pool, s, c, NULL, "SSL_PROTOCOL");
|
|
if (val && *val) {
|
|
if (strncmp("TLS", val, 3)
|
|
|| !strcmp("TLSv1", val)
|
|
|| !strcmp("TLSv1.1", val)) {
|
|
ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(03050)
|
|
"h2_h2(%ld): tls protocol not suitable: %s",
|
|
(long)c->id, val);
|
|
return 0;
|
|
}
|
|
}
|
|
else if (require_all) {
|
|
ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(03051)
|
|
"h2_h2(%ld): tls protocol is indetermined", (long)c->id);
|
|
return 0;
|
|
}
|
|
|
|
if (val && !strcmp("TLSv1.2", val)) {
|
|
/* Check TLS cipher blacklist, defined pre-TLSv1.3, so only
|
|
* checking for 1.2 */
|
|
val = ap_ssl_var_lookup(pool, s, c, NULL, "SSL_CIPHER");
|
|
if (val && *val) {
|
|
const char *source;
|
|
if (cipher_is_blacklisted(val, &source)) {
|
|
ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(03052)
|
|
"h2_h2(%ld): tls cipher %s blacklisted by %s",
|
|
(long)c->id, val, source);
|
|
return 0;
|
|
}
|
|
}
|
|
else if (require_all) {
|
|
ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(03053)
|
|
"h2_h2(%ld): tls cipher is indetermined", (long)c->id);
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|