1 /* 2 * Copyright (C) 2009 Google 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include "config.h" 32 #include "HTTPHeaderMap.h" 33 34 #include <memory> 35 #include <utility> 36 37 using namespace std; 38 39 namespace WebCore { 40 41 auto_ptr<CrossThreadHTTPHeaderMapData> HTTPHeaderMap::copyData() const 42 { 43 auto_ptr<CrossThreadHTTPHeaderMapData> data(new CrossThreadHTTPHeaderMapData()); 44 data->reserveInitialCapacity(size()); 45 46 HTTPHeaderMap::const_iterator end_it = end(); 47 for (HTTPHeaderMap::const_iterator it = begin(); it != end_it; ++it) { 48 data->append(make_pair(it->first.string().crossThreadString(), it->second.crossThreadString())); 49 } 50 return data; 51 } 52 53 void HTTPHeaderMap::adopt(auto_ptr<CrossThreadHTTPHeaderMapData> data) 54 { 55 clear(); 56 size_t dataSize = data->size(); 57 for (size_t index = 0; index < dataSize; ++index) { 58 pair<String, String>& header = (*data)[index]; 59 set(header.first, header.second); 60 } 61 } 62 63 // Adapter that allows the HashMap to take C strings as keys. 64 struct CaseFoldingCStringTranslator { 65 static unsigned hash(const char* cString) 66 { 67 return CaseFoldingHash::hash(cString, strlen(cString)); 68 } 69 70 static bool equal(const AtomicString& key, const char* cString) 71 { 72 return equalIgnoringCase(key, cString); 73 } 74 75 static void translate(AtomicString& location, const char* cString, unsigned /*hash*/) 76 { 77 location = AtomicString(cString); 78 } 79 }; 80 81 String HTTPHeaderMap::get(const char* name) const 82 { 83 const_iterator i = find<const char*, CaseFoldingCStringTranslator>(name); 84 if (i == end()) 85 return String(); 86 return i->second; 87 } 88 89 bool HTTPHeaderMap::contains(const char* name) const 90 { 91 return find<const char*, CaseFoldingCStringTranslator>(name) != end(); 92 } 93 94 pair<HTTPHeaderMap::iterator, bool> HTTPHeaderMap::add(const char* name, const String& value) 95 { 96 return HashMap<AtomicString, String, CaseFoldingHash>::add<const char*, CaseFoldingCStringTranslator>(name, value); 97 } 98 99 } // namespace WebCore 100
