From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/media/eme/CDMCaps.h | 82 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 dom/media/eme/CDMCaps.h

(limited to 'dom/media/eme/CDMCaps.h')

diff --git a/dom/media/eme/CDMCaps.h b/dom/media/eme/CDMCaps.h
new file mode 100644
index 0000000000..b16c5153b1
--- /dev/null
+++ b/dom/media/eme/CDMCaps.h
@@ -0,0 +1,82 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 CDMCaps_h_
+#define CDMCaps_h_
+
+#include "nsTArray.h"
+#include "nsString.h"
+#include "SamplesWaitingForKey.h"
+
+#include "mozilla/Monitor.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/MediaKeyStatusMapBinding.h"  // For MediaKeyStatus
+#include "mozilla/dom/BindingDeclarations.h"       // For Optional
+
+namespace mozilla {
+
+// CDM capabilities; what keys a CDMProxy can use.
+// Must be locked to access state.
+class CDMCaps {
+ public:
+  CDMCaps();
+  ~CDMCaps();
+
+  struct KeyStatus {
+    KeyStatus(const CencKeyId& aId, const nsString& aSessionId,
+              dom::MediaKeyStatus aStatus)
+        : mId(aId.Clone()), mSessionId(aSessionId), mStatus(aStatus) {}
+    KeyStatus(const KeyStatus& aOther)
+        : mId(aOther.mId.Clone()),
+          mSessionId(aOther.mSessionId),
+          mStatus(aOther.mStatus) {}
+    bool operator==(const KeyStatus& aOther) const {
+      return mId == aOther.mId && mSessionId == aOther.mSessionId;
+    };
+
+    CencKeyId mId;
+    nsString mSessionId;
+    dom::MediaKeyStatus mStatus;
+  };
+
+  bool IsKeyUsable(const CencKeyId& aKeyId);
+
+  // Returns true if key status changed,
+  // i.e. the key status changed from usable to expired.
+  bool SetKeyStatus(const CencKeyId& aKeyId, const nsString& aSessionId,
+                    const dom::Optional<dom::MediaKeyStatus>& aStatus);
+
+  void GetKeyStatusesForSession(const nsAString& aSessionId,
+                                nsTArray<KeyStatus>& aOutKeyStatuses);
+
+  // Ensures all keys for a session are marked as 'unknown', i.e. removed.
+  // Returns true if a key status was changed.
+  bool RemoveKeysForSession(const nsString& aSessionId);
+
+  // Notifies the SamplesWaitingForKey when key become usable.
+  void NotifyWhenKeyIdUsable(const CencKeyId& aKey,
+                             SamplesWaitingForKey* aSamplesWaiting);
+
+ private:
+  struct WaitForKeys {
+    WaitForKeys(const CencKeyId& aKeyId, SamplesWaitingForKey* aListener)
+        : mKeyId(aKeyId.Clone()), mListener(aListener) {}
+    CencKeyId mKeyId;
+    RefPtr<SamplesWaitingForKey> mListener;
+  };
+
+  nsTArray<KeyStatus> mKeyStatuses;
+
+  nsTArray<WaitForKeys> mWaitForKeys;
+
+  // It is not safe to copy this object.
+  CDMCaps(const CDMCaps&) = delete;
+  CDMCaps& operator=(const CDMCaps&) = delete;
+};
+
+}  // namespace mozilla
+
+#endif
-- 
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