DtlsIdentityStoreInterface added.

talk/app/webrtc/dtlsidentitystore.h

 /*
  * 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,
@@ skipping 13 matching lines @@
  * 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/refcount.h"
 #include "webrtc/base/scoped_ptr.h"
 #include "webrtc/base/scoped_ref_ptr.h"
+#include "webrtc/base/sslidentity.h"
+#include "webrtc/base/thread.h"
 
 namespace webrtc {
-class DTLSIdentityRequestObserver;
 class SSLIdentity;
 class Thread;
 
+// Used to receive callbacks of DTLS identity requests.
+class DTLSIdentityRequestObserver : public rtc::RefCountInterface {
+ public:
+  virtual void OnFailure(int error) = 0;
+  // TODO(jiayl): Unify the OnSuccess method once Chrome code is updated.
+  virtual void OnSuccess(const std::string& der_cert,
+                         const std::string& der_private_key) = 0;
+  // |identity| is a scoped_ptr because rtc::SSLIdentity is not copyable and the
+  // client has to get the ownership of the object to make use of it.
+  virtual void OnSuccessWithIdentityObj(
+      rtc::scoped_ptr<rtc::SSLIdentity> identity) = 0;
+
+ protected:
+  virtual ~DTLSIdentityRequestObserver() {}
+};
+
+// TODO(hbos): To replace DTLSIdentityRequestObserver.
+// Used to receive callbacks of DTLS identity requests.
+class DtlsIdentityRequestObserver : public rtc::RefCountInterface {
+ public:
+  virtual void OnFailure(int error) = 0;
+  // TODO(hbos): Unify the OnSuccess method once Chrome code is updated.
+  virtual void OnSuccess(const std::string& der_cert,
+                         const std::string& der_private_key) = 0;
+  // |identity| is a scoped_ptr because rtc::SSLIdentity is not copyable and the
+  // client has to get the ownership of the object to make use of it.
+  virtual void OnSuccess(rtc::scoped_ptr<rtc::SSLIdentity> identity) = 0;
+
+ protected:
+  virtual ~DtlsIdentityRequestObserver() {}
+};
+
+// TODO(hbos): To be implemented.
+// This interface defines an in-memory DTLS identity store, which generates DTLS
+// identities.
+// APIs calls must be made on the signaling thread and the callbacks are also
+// called on the signaling thread.
+class DtlsIdentityStoreInterface {
+ public:
+  virtual ~DtlsIdentityStoreInterface() { }
+
+  virtual void RequestIdentity(
+      rtc::KeyType key_type,
+      const rtc::scoped_refptr<DtlsIdentityRequestObserver>& observer) = 0;
+};
+
 // 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);
@@ skipping 31 matching lines @@
   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_