1 files changed, 69 insertions, 0 deletions
diff --git a/dom/media/gmp/widevine-adapter/WidevineUtils.h b/dom/media/gmp/widevine-adapter/WidevineUtils.h
new file mode 100644
index 000000000..57c004a87
--- /dev/null
+++ b/dom/media/gmp/widevine-adapter/WidevineUtils.h
@@ -0,0 +1,69 @@
+/* -*- 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 WidevineUtils_h_
+#define WidevineUtils_h_
+
+#include "stddef.h"
+#include "content_decryption_module.h"
+#include "gmp-api/gmp-decryption.h"
+#include "gmp-api/gmp-platform.h"
+#include "nsISupportsImpl.h"
+#include "nsTArray.h"
+
+namespace mozilla {
+
+// Uncomment for logging...
+//#define ENABLE_WIDEVINE_LOG 1
+#ifdef ENABLE_WIDEVINE_LOG
+void
+Log(const char* aFormat, ...);
+#else
+#define Log(...)
+#endif // ENABLE_WIDEVINE_LOG
+
+
+#define ENSURE_TRUE(condition, rv) { \
+  if (!(condition)) {\
+    Log("ENSURE_TRUE FAILED %s:%d", __FILE__, __LINE__); \
+    return rv; \
+  } \
+} \
+
+#define ENSURE_GMP_SUCCESS(err, rv) { \
+  if (GMP_FAILED(err)) {\
+    Log("ENSURE_GMP_SUCCESS FAILED %s:%d", __FILE__, __LINE__); \
+    return rv; \
+    } \
+} \
+
+GMPErr
+ToGMPErr(cdm::Status aStatus);
+
+class WidevineDecryptor;
+
+class CDMWrapper {
+public:
+  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(CDMWrapper)
+
+  explicit CDMWrapper(cdm::ContentDecryptionModule_8* aCDM,
+                      WidevineDecryptor* aDecryptor);
+  cdm::ContentDecryptionModule_8* GetCDM() const { return mCDM; }
+private:
+  ~CDMWrapper();
+  cdm::ContentDecryptionModule_8* mCDM;
+  RefPtr<WidevineDecryptor> mDecryptor;
+};
+
+void InitInputBuffer(const GMPEncryptedBufferMetadata* aCrypto,
+                     int64_t aTimestamp,
+                     const uint8_t* aData,
+                     size_t aDataSize,
+                     cdm::InputBuffer &aInputBuffer,
+                     nsTArray<cdm::SubsampleEntry> &aSubsamples);
+
+} // namespace mozilla
+
+#endif // WidevineUtils_h_