1 files changed, 142 insertions, 0 deletions
diff --git a/dom/media/gmp/GMPDecryptorChild.h b/dom/media/gmp/GMPDecryptorChild.h
new file mode 100644
index 000000000..434da774f
--- /dev/null
+++ b/dom/media/gmp/GMPDecryptorChild.h
@@ -0,0 +1,142 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef GMPDecryptorChild_h_
+#define GMPDecryptorChild_h_
+
+#include "mozilla/gmp/PGMPDecryptorChild.h"
+#include "gmp-decryption.h"
+#include "mozilla/gmp/GMPTypes.h"
+#include "GMPEncryptedBufferDataImpl.h"
+#include <string>
+
+namespace mozilla {
+namespace gmp {
+
+class GMPContentChild;
+
+class GMPDecryptorChild : public GMPDecryptorCallback
+                        , public GMPDecryptorHost
+                        , public PGMPDecryptorChild
+{
+public:
+  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GMPDecryptorChild);
+
+  explicit GMPDecryptorChild(GMPContentChild* aPlugin,
+                             const nsTArray<uint8_t>& aPluginVoucher,
+                             const nsTArray<uint8_t>& aSandboxVoucher);
+
+  void Init(GMPDecryptor* aSession);
+
+  // GMPDecryptorCallback
+  void SetSessionId(uint32_t aCreateSessionToken,
+                    const char* aSessionId,
+                    uint32_t aSessionIdLength) override;
+  void ResolveLoadSessionPromise(uint32_t aPromiseId,
+                                 bool aSuccess) override;
+  void ResolvePromise(uint32_t aPromiseId) override;
+
+  void RejectPromise(uint32_t aPromiseId,
+                     GMPDOMException aException,
+                     const char* aMessage,
+                     uint32_t aMessageLength) override;
+
+  void SessionMessage(const char* aSessionId,
+                      uint32_t aSessionIdLength,
+                      GMPSessionMessageType aMessageType,
+                      const uint8_t* aMessage,
+                      uint32_t aMessageLength) override;
+
+  void ExpirationChange(const char* aSessionId,
+                        uint32_t aSessionIdLength,
+                        GMPTimestamp aExpiryTime) override;
+
+  void SessionClosed(const char* aSessionId,
+                     uint32_t aSessionIdLength) override;
+
+  void SessionError(const char* aSessionId,
+                    uint32_t aSessionIdLength,
+                    GMPDOMException aException,
+                    uint32_t aSystemCode,
+                    const char* aMessage,
+                    uint32_t aMessageLength) override;
+
+  void KeyStatusChanged(const char* aSessionId,
+                        uint32_t aSessionIdLength,
+                        const uint8_t* aKeyId,
+                        uint32_t aKeyIdLength,
+                        GMPMediaKeyStatus aStatus) override;
+
+  void SetCapabilities(uint64_t aCaps) override;
+
+  void Decrypted(GMPBuffer* aBuffer, GMPErr aResult) override;
+
+  void BatchedKeyStatusChanged(const char* aSessionId,
+                               uint32_t aSessionIdLength,
+                               const GMPMediaKeyInfo* aKeyInfos,
+                               uint32_t aKeyInfosLength) override;
+
+  // GMPDecryptorHost
+  void GetSandboxVoucher(const uint8_t** aVoucher,
+                         uint32_t* aVoucherLength) override;
+
+  void GetPluginVoucher(const uint8_t** aVoucher,
+                        uint32_t* aVoucherLength) override;
+private:
+  ~GMPDecryptorChild();
+
+  // GMPDecryptorChild
+  bool RecvInit(const bool& aDistinctiveIdentifierRequired,
+                const bool& aPersistentStateRequired) override;
+
+  bool RecvCreateSession(const uint32_t& aCreateSessionToken,
+                         const uint32_t& aPromiseId,
+                         const nsCString& aInitDataType,
+                         InfallibleTArray<uint8_t>&& aInitData,
+                         const GMPSessionType& aSessionType) override;
+
+  bool RecvLoadSession(const uint32_t& aPromiseId,
+                       const nsCString& aSessionId) override;
+
+  bool RecvUpdateSession(const uint32_t& aPromiseId,
+                         const nsCString& aSessionId,
+                         InfallibleTArray<uint8_t>&& aResponse) override;
+
+  bool RecvCloseSession(const uint32_t& aPromiseId,
+                        const nsCString& aSessionId) override;
+
+  bool RecvRemoveSession(const uint32_t& aPromiseId,
+                         const nsCString& aSessionId) override;
+
+  bool RecvDecrypt(const uint32_t& aId,
+                   InfallibleTArray<uint8_t>&& aBuffer,
+                   const GMPDecryptionData& aMetadata) override;
+
+  // Resolve/reject promise on completion.
+  bool RecvSetServerCertificate(const uint32_t& aPromiseId,
+                                InfallibleTArray<uint8_t>&& aServerCert) override;
+
+  bool RecvDecryptingComplete() override;
+
+  template <typename MethodType, typename... ParamType>
+  void CallMethod(MethodType, ParamType&&...);
+
+  template<typename MethodType, typename... ParamType>
+  void CallOnGMPThread(MethodType, ParamType&&...);
+
+  // GMP's GMPDecryptor implementation.
+  // Only call into this on the (GMP process) main thread.
+  GMPDecryptor* mSession;
+  GMPContentChild* mPlugin;
+
+  // Reference to the vouchers owned by the GMPChild.
+  const nsTArray<uint8_t>& mPluginVoucher;
+  const nsTArray<uint8_t>& mSandboxVoucher;
+};
+
+} // namespace gmp
+} // namespace mozilla
+
+#endif // GMPDecryptorChild_h_