0bdeb7818c
Change generated by running
git grep -E -l 'namespace (rtc|cricket)\b \{' > /tmp/export_files.txt
xargs -a /tmp/export_files.txt -L 1 \
ex -s -c "/#ifdef WEBRTC_ALLOW_DEPRECATED_NAMESPACES/norm d]#" -c "x"
xargs -a /tmp/export_files.txt sed -i \
-e '/\/\/ Re-export symbols from/d' \
-e '/\/\/ TODO(bugs.webrtc.org\/4222596): Remove once/d' \
-e '/\/\/ Backwards compatibe aliases/d' \
-e '/\/\/ TODO: https:\/\/issues.webrtc.org\/42225969/d'
Bug: webrtc:4222596
Change-Id: Ie62e14b53466da41a2c6421305973e0974fe7e0c
No-IWYU: LSC
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/396080
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Evan Shrubsole <eshr@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#45057}
72 lines
2.1 KiB
C++
72 lines
2.1 KiB
C++
/*
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* Copyright 2015 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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#ifndef RTC_BASE_BUFFER_QUEUE_H_
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#define RTC_BASE_BUFFER_QUEUE_H_
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#include <stddef.h>
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#include <deque>
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#include <vector>
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#include "api/sequence_checker.h"
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#include "rtc_base/buffer.h"
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#include "rtc_base/system/no_unique_address.h"
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#include "rtc_base/thread_annotations.h"
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namespace webrtc {
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class BufferQueue final {
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public:
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// Creates a buffer queue with a given capacity and default buffer size.
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BufferQueue(size_t capacity, size_t default_size);
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~BufferQueue();
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BufferQueue(const BufferQueue&) = delete;
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BufferQueue& operator=(const BufferQueue&) = delete;
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// Return number of queued buffers.
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size_t size() const;
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// Clear the BufferQueue by moving all Buffers from `queue_` to `free_list_`.
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void Clear();
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// ReadFront will only read one buffer at a time and will truncate buffers
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// that don't fit in the passed memory.
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// Returns true unless no data could be returned.
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bool ReadFront(void* data, size_t bytes, size_t* bytes_read);
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// WriteBack always writes either the complete memory or nothing.
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// Returns true unless no data could be written.
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bool WriteBack(const void* data, size_t bytes, size_t* bytes_written);
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bool is_writable() const {
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RTC_DCHECK_RUN_ON(&sequence_checker_);
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return queue_.size() < capacity_;
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}
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bool is_readable() const {
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RTC_DCHECK_RUN_ON(&sequence_checker_);
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return !queue_.empty();
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}
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private:
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RTC_NO_UNIQUE_ADDRESS SequenceChecker sequence_checker_;
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const size_t capacity_;
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const size_t default_size_;
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std::deque<Buffer*> queue_ RTC_GUARDED_BY(sequence_checker_);
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std::vector<Buffer*> free_list_ RTC_GUARDED_BY(sequence_checker_);
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};
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} // namespace webrtc
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#endif // RTC_BASE_BUFFER_QUEUE_H_
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