71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
/*
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* nghttp2 - HTTP/2 C Library
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*
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* Copyright (c) 2015 Tatsuhiro Tsujikawa
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "asio_client_tls_context.h"
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#include <openssl/ssl.h>
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#include <boost/asio/ssl.hpp>
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#include "tls.h"
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#include "util.h"
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namespace nghttp2 {
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namespace asio_http2 {
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namespace client {
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namespace {
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int client_select_next_proto_cb(SSL *ssl, unsigned char **out,
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unsigned char *outlen, const unsigned char *in,
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unsigned int inlen, void *arg) {
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if (!util::select_h2(const_cast<const unsigned char **>(out), outlen, in,
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inlen)) {
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return SSL_TLSEXT_ERR_NOACK;
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}
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return SSL_TLSEXT_ERR_OK;
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}
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} // namespace
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boost::system::error_code
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configure_tls_context(boost::system::error_code &ec,
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boost::asio::ssl::context &tls_ctx) {
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ec.clear();
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auto ctx = tls_ctx.native_handle();
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SSL_CTX_set_next_proto_select_cb(ctx, client_select_next_proto_cb, nullptr);
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#if OPENSSL_VERSION_NUMBER >= 0x10002000L
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auto proto_list = util::get_default_alpn();
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SSL_CTX_set_alpn_protos(ctx, proto_list.data(), proto_list.size());
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#endif // OPENSSL_VERSION_NUMBER >= 0x10002000L
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return ec;
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}
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} // namespace client
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} // namespace asio_http2
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} // namespace nghttp2
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