1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
|
/*
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "third_party/blink/public/platform/web_data.h"
#include <vector>
#include "third_party/blink/renderer/platform/wtf/shared_buffer.h"
namespace blink {
void WebData::Reset() {
private_.Reset();
}
void WebData::Assign(const WebData& other) {
private_ = other.private_;
}
void WebData::Assign(base::span<const uint8_t> data) {
private_ = SharedBuffer::Create(data);
}
void WebData::Append(base::span<const uint8_t> data) {
if (private_.IsNull()) {
private_ = SharedBuffer::Create(data);
} else {
private_->Append(data);
}
}
size_t WebData::size() const {
if (private_.IsNull())
return 0;
return private_->size();
}
base::span<const uint8_t> WebData::GetSomeData(size_t position) const {
if (private_.IsNull()) {
return {};
}
const auto it = private_->GetIteratorAt(position);
if (it == private_->cend()) {
return {};
}
return base::as_bytes(*it);
}
std::vector<uint8_t> WebData::Copy() const {
return private_.IsNull() ? std::vector<uint8_t>()
: private_->CopyAs<std::vector<uint8_t>>();
}
WebData::WebData(scoped_refptr<SharedBuffer> buffer)
: private_(std::move(buffer)) {}
WebData& WebData::operator=(scoped_refptr<SharedBuffer> buffer) {
private_ = std::move(buffer);
return *this;
}
WebData::operator scoped_refptr<SharedBuffer>() const {
return scoped_refptr<SharedBuffer>(private_.Get());
}
WebData::operator const SharedBuffer&() const {
return *private_;
}
} // namespace blink
|
