verdnatura-chat/ios/Pods/Flipper-Folly/folly/io/async/SSLOptions.h

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3.9 KiB
C++

/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* 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.
*/
#pragma once
#include <folly/container/Array.h>
#include <folly/io/async/SSLContext.h>
namespace folly {
namespace ssl {
namespace ssl_options_detail {
void logDfatal(std::exception const&);
} // namespace ssl_options_detail
struct SSLCommonOptions {
/**
* The cipher list recommended for this options configuration.
*/
static constexpr auto ciphers() {
return folly::make_array(
"ECDHE-ECDSA-AES128-GCM-SHA256",
"ECDHE-RSA-AES128-GCM-SHA256",
"ECDHE-ECDSA-AES256-GCM-SHA384",
"ECDHE-RSA-AES256-GCM-SHA384",
"ECDHE-ECDSA-AES256-SHA",
"ECDHE-RSA-AES256-SHA",
"ECDHE-ECDSA-AES128-SHA",
"ECDHE-RSA-AES128-SHA",
"ECDHE-RSA-AES256-SHA384",
"AES128-GCM-SHA256",
"AES256-SHA",
"AES128-SHA");
}
/**
* The list of signature algorithms recommended for this options
* configuration.
*/
static constexpr auto sigalgs() {
return folly::make_array(
"RSA+SHA512",
"ECDSA+SHA512",
"RSA+SHA384",
"ECDSA+SHA384",
"RSA+SHA256",
"ECDSA+SHA256",
"RSA+SHA1",
"ECDSA+SHA1");
}
/**
* Set common parameters on a client SSL context, for example,
* ciphers, signature algorithms, verification options, and client EC curves.
* @param ctx The SSL Context to which to apply the options.
*/
static void setClientOptions(SSLContext& ctx);
};
/**
* Recommended SSL options for server-side scenario.
*/
struct SSLServerOptions {
/**
* The list of ciphers recommended for server use.
*/
static constexpr auto ciphers() {
return folly::make_array(
"ECDHE-ECDSA-AES128-GCM-SHA256",
"ECDHE-ECDSA-AES256-GCM-SHA384",
"ECDHE-ECDSA-AES128-SHA",
"ECDHE-ECDSA-AES256-SHA",
"ECDHE-RSA-AES128-GCM-SHA256",
"ECDHE-RSA-AES256-GCM-SHA384",
"ECDHE-RSA-AES128-SHA",
"ECDHE-RSA-AES256-SHA",
"AES128-GCM-SHA256",
"AES256-GCM-SHA384",
"AES128-SHA",
"AES256-SHA");
}
};
/**
* Set the cipher suite of ctx to that in TSSLOptions, and print any runtime
* error it catches.
* @param ctx The SSLContext to apply the desired SSL options to.
*/
template <typename TSSLOptions>
void setCipherSuites(SSLContext& ctx) {
try {
ctx.setCipherList(TSSLOptions::ciphers());
} catch (std::runtime_error const& e) {
ssl_options_detail::logDfatal(e);
}
}
/**
* Set the cipher suite of ctx to the passed in cipherList,
* and print any runtime error it catches.
* @param ctx The SSLContext to apply the desired SSL options to.
* @param cipherList the list of ciphersuites to set
*/
template <typename Container>
void setCipherSuites(SSLContext& ctx, const Container& cipherList) {
try {
ctx.setCipherList(cipherList);
} catch (std::runtime_error const& e) {
ssl_options_detail::logDfatal(e);
}
}
/**
* Set the signature algorithm list of ctx to that in TSSLOptions, and print
* any runtime errors it catche.
* @param ctx The SSLContext to apply the desired SSL options to.
*/
template <typename TSSLOptions>
void setSignatureAlgorithms(SSLContext& ctx) {
try {
ctx.setSignatureAlgorithms(TSSLOptions::sigalgs());
} catch (std::runtime_error const& e) {
ssl_options_detail::logDfatal(e);
}
}
} // namespace ssl
} // namespace folly