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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/push/PushUtil.cpp
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/push/PushUtil.cpp')
-rw-r--r--dom/push/PushUtil.cpp61
1 files changed, 61 insertions, 0 deletions
diff --git a/dom/push/PushUtil.cpp b/dom/push/PushUtil.cpp
new file mode 100644
index 0000000000..beeb2f2ffa
--- /dev/null
+++ b/dom/push/PushUtil.cpp
@@ -0,0 +1,61 @@
+/* -*- 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/. */
+
+#include "mozilla/dom/PushUtil.h"
+#include "mozilla/dom/UnionTypes.h"
+
+namespace mozilla::dom {
+
+/* static */
+bool PushUtil::CopyArrayBufferToArray(const ArrayBuffer& aBuffer,
+ nsTArray<uint8_t>& aArray) {
+ MOZ_ASSERT(aArray.IsEmpty());
+ aBuffer.ComputeState();
+ return aArray.SetCapacity(aBuffer.Length(), fallible) &&
+ aArray.InsertElementsAt(0, aBuffer.Data(), aBuffer.Length(), fallible);
+}
+
+/* static */
+bool PushUtil::CopyArrayBufferViewToArray(const ArrayBufferView& aView,
+ nsTArray<uint8_t>& aArray) {
+ MOZ_ASSERT(aArray.IsEmpty());
+ aView.ComputeState();
+ return aArray.SetCapacity(aView.Length(), fallible) &&
+ aArray.InsertElementsAt(0, aView.Data(), aView.Length(), fallible);
+}
+
+/* static */
+bool PushUtil::CopyBufferSourceToArray(
+ const OwningArrayBufferViewOrArrayBuffer& aSource,
+ nsTArray<uint8_t>& aArray) {
+ if (aSource.IsArrayBuffer()) {
+ return CopyArrayBufferToArray(aSource.GetAsArrayBuffer(), aArray);
+ }
+ if (aSource.IsArrayBufferView()) {
+ return CopyArrayBufferViewToArray(aSource.GetAsArrayBufferView(), aArray);
+ }
+ MOZ_CRASH("Uninitialized union: expected buffer or view");
+}
+
+/* static */
+void PushUtil::CopyArrayToArrayBuffer(JSContext* aCx,
+ const nsTArray<uint8_t>& aArray,
+ JS::MutableHandle<JSObject*> aValue,
+ ErrorResult& aRv) {
+ if (aArray.IsEmpty()) {
+ aValue.set(nullptr);
+ return;
+ }
+ JS::Rooted<JSObject*> buffer(
+ aCx, ArrayBuffer::Create(aCx, aArray.Length(), aArray.Elements()));
+ if (NS_WARN_IF(!buffer)) {
+ aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
+ return;
+ }
+ aValue.set(buffer);
+}
+
+} // namespace mozilla::dom