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/*
* Copyright 2018 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "rtc_base/openssl_session_cache.h"
#include <openssl/ssl.h>
#include <string>
#include "absl/strings/string_view.h"
#include "rtc_base/checks.h"
#include "rtc_base/openssl.h"
#include "rtc_base/ssl_stream_adapter.h"
namespace webrtc {
OpenSSLSessionCache::OpenSSLSessionCache(SSLMode ssl_mode, SSL_CTX* ssl_ctx)
: ssl_mode_(ssl_mode), ssl_ctx_(ssl_ctx) {
// It is invalid to pass in a null context.
RTC_DCHECK(ssl_ctx != nullptr);
SSL_CTX_up_ref(ssl_ctx);
}
OpenSSLSessionCache::~OpenSSLSessionCache() {
for (const auto& it : sessions_) {
SSL_SESSION_free(it.second);
}
SSL_CTX_free(ssl_ctx_);
}
SSL_SESSION* OpenSSLSessionCache::LookupSession(
absl::string_view hostname) const {
auto it = sessions_.find(hostname);
return (it != sessions_.end()) ? it->second : nullptr;
}
void OpenSSLSessionCache::AddSession(absl::string_view hostname,
SSL_SESSION* new_session) {
SSL_SESSION* old_session = LookupSession(hostname);
SSL_SESSION_free(old_session);
sessions_.insert_or_assign(std::string(hostname), new_session);
}
SSL_CTX* OpenSSLSessionCache::GetSSLContext() const {
return ssl_ctx_;
}
SSLMode OpenSSLSessionCache::GetSSLMode() const {
return ssl_mode_;
}
} // namespace webrtc
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