1/*
2 * Copyright (C) 2014 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include <wtf/URL.h>
29
30namespace WebCore {
31
32class BlobPart {
33public:
34 enum Type {
35 Data,
36 Blob
37 };
38
39 BlobPart()
40 : m_type(Data)
41 {
42 }
43
44 BlobPart(Vector<uint8_t>&& data)
45 : m_type(Data)
46 , m_data(WTFMove(data))
47 {
48 }
49
50 BlobPart(const URL& url)
51 : m_type(Blob)
52 , m_url(url)
53 {
54 }
55
56 Type type() const { return m_type; }
57
58 const Vector<uint8_t>& data() const
59 {
60 ASSERT(m_type == Data);
61 return m_data;
62 }
63
64 Vector<uint8_t> moveData()
65 {
66 ASSERT(m_type == Data);
67 return WTFMove(m_data);
68 }
69
70 const URL& url() const
71 {
72 ASSERT(m_type == Blob);
73 return m_url;
74 }
75
76 void detachFromCurrentThread()
77 {
78 m_url = m_url.isolatedCopy();
79 }
80
81private:
82 Type m_type;
83 Vector<uint8_t> m_data;
84 URL m_url;
85};
86
87}
88