2 * Copyright (C) 2011 Apple Inc. All rights reserved.
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27 #include "ArgumentCoders.h"
29 #include <wtf/text/CString.h>
30 #include <wtf/text/WTFString.h>
34 void ArgumentCoder<AtomicString>::encode(ArgumentEncoder* encoder, const AtomicString& atomicString)
36 encoder->encode(atomicString.string());
39 bool ArgumentCoder<AtomicString>::decode(ArgumentDecoder* decoder, AtomicString& atomicString)
42 if (!decoder->decode(string))
45 atomicString = string;
49 void ArgumentCoder<CString>::encode(ArgumentEncoder* encoder, const CString& string)
51 // Special case the null string.
52 if (string.isNull()) {
53 encoder->encodeUInt32(std::numeric_limits<uint32_t>::max());
57 uint32_t length = string.length();
58 encoder->encode(length);
59 encoder->encodeFixedLengthData(reinterpret_cast<const uint8_t*>(string.data()), length, 1);
62 bool ArgumentCoder<CString>::decode(ArgumentDecoder* decoder, CString& result)
65 if (!decoder->decode(length))
68 if (length == std::numeric_limits<uint32_t>::max()) {
69 // This is the null string.
74 // Before allocating the string, make sure that the decoder buffer is big enough.
75 if (!decoder->bufferIsLargeEnoughToContain<char>(length)) {
76 decoder->markInvalid();
81 CString string = CString::newUninitialized(length, buffer);
82 if (!decoder->decodeFixedLengthData(reinterpret_cast<uint8_t*>(buffer), length, 1))
90 void ArgumentCoder<String>::encode(ArgumentEncoder* encoder, const String& string)
92 // Special case the null string.
93 if (string.isNull()) {
94 encoder->encodeUInt32(std::numeric_limits<uint32_t>::max());
98 uint32_t length = string.length();
99 encoder->encode(length);
100 encoder->encodeFixedLengthData(reinterpret_cast<const uint8_t*>(string.characters()), length * sizeof(UChar), __alignof(UChar));
103 bool ArgumentCoder<String>::decode(ArgumentDecoder* decoder, String& result)
106 if (!decoder->decode(length))
109 if (length == std::numeric_limits<uint32_t>::max()) {
110 // This is the null string.
115 // Before allocating the string, make sure that the decoder buffer is big enough.
116 if (!decoder->bufferIsLargeEnoughToContain<UChar>(length)) {
117 decoder->markInvalid();
122 String string = String::createUninitialized(length, buffer);
123 if (!decoder->decodeFixedLengthData(reinterpret_cast<uint8_t*>(buffer), length * sizeof(UChar), __alignof(UChar)))
130 } // namespace CoreIPC