| /* |
| * libjingle |
| * Copyright 2015 Google Inc. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef TALK_APP_WEBRTC_DTLSIDENTITYSTORE_H_ |
| #define TALK_APP_WEBRTC_DTLSIDENTITYSTORE_H_ |
| |
| #include <queue> |
| #include <string> |
| |
| #include "talk/app/webrtc/peerconnectioninterface.h" |
| #include "webrtc/base/messagehandler.h" |
| #include "webrtc/base/messagequeue.h" |
| #include "webrtc/base/scoped_ptr.h" |
| #include "webrtc/base/scoped_ref_ptr.h" |
| |
| namespace webrtc { |
| class DTLSIdentityRequestObserver; |
| class SSLIdentity; |
| class Thread; |
| |
| // This class implements an in-memory DTLS identity store, which generates the |
| // DTLS identity on the worker thread. |
| // APIs calls must be made on the signaling thread and the callbacks are also |
| // called on the signaling thread. |
| class DtlsIdentityStore : public rtc::MessageHandler { |
| public: |
| static const char kIdentityName[]; |
| |
| DtlsIdentityStore(rtc::Thread* signaling_thread, |
| rtc::Thread* worker_thread); |
| virtual ~DtlsIdentityStore(); |
| |
| // Initialize will start generating the free identity in the background. |
| void Initialize(); |
| |
| // The |observer| will be called when the requested identity is ready, or when |
| // identity generation fails. |
| void RequestIdentity(webrtc::DTLSIdentityRequestObserver* observer); |
| |
| // rtc::MessageHandler override; |
| void OnMessage(rtc::Message* msg) override; |
| |
| // Returns true if there is a free identity, used for unit tests. |
| bool HasFreeIdentityForTesting() const; |
| |
| private: |
| sigslot::signal0<sigslot::multi_threaded_local> SignalDestroyed; |
| class WorkerTask; |
| typedef rtc::ScopedMessageData<DtlsIdentityStore::WorkerTask> |
| IdentityTaskMessageData; |
| |
| void GenerateIdentity(); |
| void OnIdentityGenerated(rtc::scoped_ptr<rtc::SSLIdentity> identity); |
| void ReturnIdentity(rtc::scoped_ptr<rtc::SSLIdentity> identity); |
| |
| void PostGenerateIdentityResult_w(rtc::scoped_ptr<rtc::SSLIdentity> identity); |
| |
| rtc::Thread* signaling_thread_; |
| rtc::Thread* worker_thread_; |
| |
| // These members should be accessed on the signaling thread only. |
| int pending_jobs_; |
| rtc::scoped_ptr<rtc::SSLIdentity> free_identity_; |
| typedef std::queue<rtc::scoped_refptr<webrtc::DTLSIdentityRequestObserver>> |
| ObserverList; |
| ObserverList pending_observers_; |
| }; |
| |
| } // namespace webrtc |
| |
| #endif // TALK_APP_WEBRTC_DTLSIDENTITYSTORE_H_ |