From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/libwebrtc/rtc_base/zero_memory.h | 35 ++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 third_party/libwebrtc/rtc_base/zero_memory.h

(limited to 'third_party/libwebrtc/rtc_base/zero_memory.h')

diff --git a/third_party/libwebrtc/rtc_base/zero_memory.h b/third_party/libwebrtc/rtc_base/zero_memory.h
new file mode 100644
index 0000000000..b92f52f9b6
--- /dev/null
+++ b/third_party/libwebrtc/rtc_base/zero_memory.h
@@ -0,0 +1,35 @@
+/*
+ *  Copyright 2017 The WebRTC Project Authors. All rights reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef RTC_BASE_ZERO_MEMORY_H_
+#define RTC_BASE_ZERO_MEMORY_H_
+
+#include <stddef.h>
+
+#include <type_traits>
+
+#include "api/array_view.h"
+
+namespace rtc {
+
+// Fill memory with zeros in a way that the compiler doesn't optimize it away
+// even if the pointer is not used afterwards.
+void ExplicitZeroMemory(void* ptr, size_t len);
+
+template <typename T,
+          typename std::enable_if<!std::is_const<T>::value &&
+                                  std::is_trivial<T>::value>::type* = nullptr>
+void ExplicitZeroMemory(rtc::ArrayView<T> a) {
+  ExplicitZeroMemory(a.data(), a.size());
+}
+
+}  // namespace rtc
+
+#endif  // RTC_BASE_ZERO_MEMORY_H_
-- 
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