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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /dom/media/gmp/CDMStorageIdProvider.h
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/media/gmp/CDMStorageIdProvider.h')
-rw-r--r--dom/media/gmp/CDMStorageIdProvider.h41
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diff --git a/dom/media/gmp/CDMStorageIdProvider.h b/dom/media/gmp/CDMStorageIdProvider.h
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+/* -*- 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 CDMStorageIdProvider_h_
+#define CDMStorageIdProvider_h_
+
+/**
+ * CDM will try to request a latest version(0) of storage id.
+ * If the storage id computation algorithm changed, we should increase the
+ * kCurrentVersion.
+ */
+
+#include <string>
+
+#include "nsString.h"
+
+namespace mozilla {
+
+class CDMStorageIdProvider {
+ static constexpr const char* kBrowserIdentifier = "mozilla_firefox_gecko";
+
+ public:
+ // Should increase the value when the storage id algorithm changed.
+ static constexpr int kCurrentVersion = 1;
+ static constexpr int kCDMRequestLatestVersion = 0;
+
+ // Return empty string when
+ // 1. Call on unsupported storageid platform.
+ // 2. Failed to compute the storage id.
+ // This function only provide the storage id for kCurrentVersion=1.
+ // If you want to change the algorithm or output of storageid,
+ // you should keep the version 1 storage id and consider to provide
+ // higher version storage id in another function.
+ static nsCString ComputeStorageId(const nsCString& aOriginSalt);
+};
+
+} // namespace mozilla
+
+#endif // CDMStorageIdProvider_h_