1 /*
2 * Copyright 2015 The WebRTC Project Authors. All rights reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11 #include "webrtc/base/buffer.h"
12
13 #include <cassert>
14 #include <utility>
15
16 namespace rtc {
17
Buffer()18 Buffer::Buffer() : size_(0), capacity_(0), data_(nullptr) {
19 assert(IsConsistent());
20 }
21
Buffer(const Buffer & buf)22 Buffer::Buffer(const Buffer& buf) : Buffer(buf.data(), buf.size()) {
23 }
24
Buffer(Buffer && buf)25 Buffer::Buffer(Buffer&& buf)
26 : size_(buf.size()),
27 capacity_(buf.capacity()),
28 data_(std::move(buf.data_)) {
29 assert(IsConsistent());
30 buf.OnMovedFrom();
31 }
32
Buffer(size_t size)33 Buffer::Buffer(size_t size) : Buffer(size, size) {
34 }
35
Buffer(size_t size,size_t capacity)36 Buffer::Buffer(size_t size, size_t capacity)
37 : size_(size),
38 capacity_(std::max(size, capacity)),
39 data_(new uint8_t[capacity_]) {
40 assert(IsConsistent());
41 }
42
43 // Note: The destructor works even if the buffer has been moved from.
44 Buffer::~Buffer() = default;
45
46 }; // namespace rtc
47