1/*
2 * Copyright (C) 2009 Google Inc. All rights reserved.
3 * Copyright (C) 2012 Apple Inc. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
9 *     * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *     * Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following disclaimer
13 * in the documentation and/or other materials provided with the
14 * distribution.
15 *     * Neither the name of Google Inc. nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include "config.h"
33#include "public/platform/WebCString.h"
34
35#include "public/platform/WebString.h"
36#include "wtf/text/CString.h"
37#include <string.h>
38
39namespace blink {
40
41int WebCString::compare(const WebCString& other) const
42{
43    // A null string is always less than a non null one.
44    if (isNull() != other.isNull())
45        return isNull() ? -1 : 1;
46
47    if (isNull())
48        return 0; // Both WebStrings are null.
49
50    return strcmp(m_private->data(), other.m_private->data());
51}
52
53void WebCString::reset()
54{
55    m_private.reset();
56}
57
58void WebCString::assign(const WebCString& other)
59{
60    assign(other.m_private.get());
61}
62
63void WebCString::assign(const char* data, size_t length)
64{
65    char* newData;
66    RefPtr<WTF::CStringBuffer> buffer =
67        WTF::CString::newUninitialized(length, newData).buffer();
68    memcpy(newData, data, length);
69    assign(buffer.get());
70}
71
72size_t WebCString::length() const
73{
74    return m_private.isNull() ? 0 : m_private->length();
75}
76
77const char* WebCString::data() const
78{
79    return m_private.isNull() ? 0 : m_private->data();
80}
81
82WebString WebCString::utf16() const
83{
84    return WebString::fromUTF8(data(), length());
85}
86
87WebCString::WebCString(const WTF::CString& s)
88{
89    assign(s.buffer());
90}
91
92WebCString& WebCString::operator=(const WTF::CString& s)
93{
94    assign(s.buffer());
95    return *this;
96}
97
98WebCString::operator WTF::CString() const
99{
100    return m_private.get();
101}
102
103void WebCString::assign(WTF::CStringBuffer* p)
104{
105    m_private = p;
106}
107
108} // namespace blink
109