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01a36f32e7
When a Send is in progress, don't allow modification to the list of callbacks, or a recursive Send. Bug: webrtc:11943 Change-Id: I88751060136972d0c9170db725fa30312a14b5b1 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/192360 Commit-Queue: Karl Wiberg <kwiberg@webrtc.org> Reviewed-by: Niels Moller <nisse@webrtc.org> Reviewed-by: Markus Handell <handellm@webrtc.org> Cr-Commit-Position: refs/heads/master@{#32584}
48 lines
1.5 KiB
C++
48 lines
1.5 KiB
C++
/*
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* Copyright 2020 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "rtc_base/callback_list.h"
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#include "rtc_base/checks.h"
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namespace webrtc {
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namespace callback_list_impl {
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CallbackListReceivers::CallbackListReceivers() = default;
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CallbackListReceivers::~CallbackListReceivers() {
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RTC_CHECK(!send_in_progress_);
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}
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void CallbackListReceivers::Foreach(
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rtc::FunctionView<void(UntypedFunction&)> fv) {
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RTC_CHECK(!send_in_progress_);
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send_in_progress_ = true;
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for (auto& r : receivers_) {
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fv(r);
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}
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send_in_progress_ = false;
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}
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template void CallbackListReceivers::AddReceiver(
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UntypedFunction::TrivialUntypedFunctionArgs<1>);
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template void CallbackListReceivers::AddReceiver(
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UntypedFunction::TrivialUntypedFunctionArgs<2>);
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template void CallbackListReceivers::AddReceiver(
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UntypedFunction::TrivialUntypedFunctionArgs<3>);
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template void CallbackListReceivers::AddReceiver(
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UntypedFunction::TrivialUntypedFunctionArgs<4>);
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template void CallbackListReceivers::AddReceiver(
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UntypedFunction::NontrivialUntypedFunctionArgs);
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template void CallbackListReceivers::AddReceiver(
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UntypedFunction::FunctionPointerUntypedFunctionArgs);
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} // namespace callback_list_impl
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} // namespace webrtc
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