1/* 2 * Copyright (C) 2006, 2007 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 COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "config.h" 27#include "WebKitDLL.h" 28#include "WebCache.h" 29 30#include "CFDictionaryPropertyBag.h" 31#include <WebCore/ApplicationCacheStorage.h> 32#include <WebCore/MemoryCache.h> 33#include <WebCore/CrossOriginPreflightResultCache.h> 34 35// WebCache --------------------------------------------------------------------------- 36 37WebCache::WebCache() 38: m_refCount(0) 39{ 40 gClassCount++; 41 gClassNameCount.add("WebCache"); 42} 43 44WebCache::~WebCache() 45{ 46 gClassCount--; 47 gClassNameCount.remove("WebCache"); 48} 49 50WebCache* WebCache::createInstance() 51{ 52 WebCache* instance = new WebCache(); 53 instance->AddRef(); 54 return instance; 55} 56 57// IUnknown ------------------------------------------------------------------- 58 59HRESULT STDMETHODCALLTYPE WebCache::QueryInterface(REFIID riid, void** ppvObject) 60{ 61 *ppvObject = 0; 62 if (IsEqualGUID(riid, IID_IUnknown)) 63 *ppvObject = static_cast<WebCache*>(this); 64 else if (IsEqualGUID(riid, IID_IWebCache)) 65 *ppvObject = static_cast<WebCache*>(this); 66 else 67 return E_NOINTERFACE; 68 69 AddRef(); 70 return S_OK; 71} 72 73ULONG STDMETHODCALLTYPE WebCache::AddRef(void) 74{ 75 return ++m_refCount; 76} 77 78ULONG STDMETHODCALLTYPE WebCache::Release(void) 79{ 80 ULONG newRef = --m_refCount; 81 if (!newRef) 82 delete(this); 83 84 return newRef; 85} 86 87// IWebCache ------------------------------------------------------------------------------ 88 89HRESULT STDMETHODCALLTYPE WebCache::statistics( 90 /* [in][out] */ int* count, 91 /* [retval][out] */ IPropertyBag ** s) 92{ 93 if (!count || (s && *count < 4)) 94 return E_FAIL; 95 96 *count = 4; 97 if (!s) 98 return S_OK; 99 100 WebCore::MemoryCache::Statistics stat = WebCore::memoryCache()->getStatistics(); 101 102 static CFStringRef imagesKey = CFSTR("images"); 103 static CFStringRef stylesheetsKey = CFSTR("style sheets"); 104 static CFStringRef xslKey = CFSTR("xsl"); 105 static CFStringRef scriptsKey = CFSTR("scripts"); 106#if !ENABLE(XSLT) 107 const int zero = 0; 108#endif 109 110 RetainPtr<CFMutableDictionaryRef> dictionary = adoptCF(CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); 111 112 RetainPtr<CFNumberRef> value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.images.count)); 113 CFDictionaryAddValue(dictionary.get(), imagesKey, value.get()); 114 115 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.cssStyleSheets.count)); 116 CFDictionaryAddValue(dictionary.get(), stylesheetsKey, value.get()); 117 118#if ENABLE(XSLT) 119 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.xslStyleSheets.count)); 120#else 121 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &zero)); 122#endif 123 CFDictionaryAddValue(dictionary.get(), xslKey, value.get()); 124 125 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.scripts.count)); 126 CFDictionaryAddValue(dictionary.get(), scriptsKey, value.get()); 127 128 COMPtr<CFDictionaryPropertyBag> propBag = CFDictionaryPropertyBag::createInstance(); 129 propBag->setDictionary(dictionary.get()); 130 s[0] = propBag.leakRef(); 131 132 dictionary = adoptCF(CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); 133 134 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.images.size)); 135 CFDictionaryAddValue(dictionary.get(), imagesKey, value.get()); 136 137 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.cssStyleSheets.size)); 138 CFDictionaryAddValue(dictionary.get(), stylesheetsKey, value.get()); 139 140#if ENABLE(XSLT) 141 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.xslStyleSheets.size)); 142#else 143 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &zero)); 144#endif 145 CFDictionaryAddValue(dictionary.get(), xslKey, value.get()); 146 147 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.scripts.size)); 148 CFDictionaryAddValue(dictionary.get(), scriptsKey, value.get()); 149 150 propBag = CFDictionaryPropertyBag::createInstance(); 151 propBag->setDictionary(dictionary.get()); 152 s[1] = propBag.leakRef(); 153 154 dictionary = adoptCF(CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); 155 156 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.images.liveSize)); 157 CFDictionaryAddValue(dictionary.get(), imagesKey, value.get()); 158 159 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.cssStyleSheets.liveSize)); 160 CFDictionaryAddValue(dictionary.get(), stylesheetsKey, value.get()); 161 162#if ENABLE(XSLT) 163 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.xslStyleSheets.liveSize)); 164#else 165 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &zero)); 166#endif 167 CFDictionaryAddValue(dictionary.get(), xslKey, value.get()); 168 169 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.scripts.liveSize)); 170 CFDictionaryAddValue(dictionary.get(), scriptsKey, value.get()); 171 172 propBag = CFDictionaryPropertyBag::createInstance(); 173 propBag->setDictionary(dictionary.get()); 174 s[2] = propBag.leakRef(); 175 176 dictionary = adoptCF(CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); 177 178 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.images.decodedSize)); 179 CFDictionaryAddValue(dictionary.get(), imagesKey, value.get()); 180 181 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.cssStyleSheets.decodedSize)); 182 CFDictionaryAddValue(dictionary.get(), stylesheetsKey, value.get()); 183 184#if ENABLE(XSLT) 185 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.xslStyleSheets.decodedSize)); 186#else 187 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &zero)); 188#endif 189 CFDictionaryAddValue(dictionary.get(), xslKey, value.get()); 190 191 value = adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.scripts.decodedSize)); 192 CFDictionaryAddValue(dictionary.get(), scriptsKey, value.get()); 193 194 propBag = CFDictionaryPropertyBag::createInstance(); 195 propBag->setDictionary(dictionary.get()); 196 s[3] = propBag.leakRef(); 197 198 return S_OK; 199} 200 201HRESULT STDMETHODCALLTYPE WebCache::empty( void) 202{ 203 if (WebCore::memoryCache()->disabled()) 204 return S_OK; 205 WebCore::memoryCache()->setDisabled(true); 206 WebCore::memoryCache()->setDisabled(false); 207 208 // Empty the application cache. 209 WebCore::cacheStorage().empty(); 210 211 // Empty the Cross-Origin Preflight cache 212 WebCore::CrossOriginPreflightResultCache::shared().empty(); 213 214 return S_OK; 215} 216 217HRESULT STDMETHODCALLTYPE WebCache::setDisabled( 218 /* [in] */ BOOL disabled) 219{ 220 WebCore::memoryCache()->setDisabled(!!disabled); 221 return S_OK; 222} 223 224HRESULT STDMETHODCALLTYPE WebCache::disabled( 225 /* [out][retval] */ BOOL* disabled) 226{ 227 if (!disabled) 228 return E_POINTER; 229 *disabled = WebCore::memoryCache()->disabled(); 230 return S_OK; 231} 232