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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 
39 namespace blink {
40 
compare(const WebCString & other) const41 int 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 
reset()53 void WebCString::reset()
54 {
55     m_private.reset();
56 }
57 
assign(const WebCString & other)58 void WebCString::assign(const WebCString& other)
59 {
60     assign(other.m_private.get());
61 }
62 
assign(const char * data,size_t length)63 void 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 
length() const72 size_t WebCString::length() const
73 {
74     return m_private.isNull() ? 0 : m_private->length();
75 }
76 
data() const77 const char* WebCString::data() const
78 {
79     return m_private.isNull() ? 0 : m_private->data();
80 }
81 
utf16() const82 WebString WebCString::utf16() const
83 {
84     return WebString::fromUTF8(data(), length());
85 }
86 
WebCString(const WTF::CString & s)87 WebCString::WebCString(const WTF::CString& s)
88 {
89     assign(s.buffer());
90 }
91 
operator =(const WTF::CString & s)92 WebCString& WebCString::operator=(const WTF::CString& s)
93 {
94     assign(s.buffer());
95     return *this;
96 }
97 
operator WTF::CString() const98 WebCString::operator WTF::CString() const
99 {
100     return m_private.get();
101 }
102 
assign(WTF::CStringBuffer * p)103 void WebCString::assign(WTF::CStringBuffer* p)
104 {
105     m_private = p;
106 }
107 
108 } // namespace blink
109