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, 111 CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); 112 113 RetainPtr<CFNumberRef> value(AdoptCF, CFNumberCreate(0, kCFNumberIntType, &stat.images.count)); 114 CFDictionaryAddValue(dictionary.get(), imagesKey, value.get()); 115 116 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.cssStyleSheets.count)); 117 CFDictionaryAddValue(dictionary.get(), stylesheetsKey, value.get()); 118 119#if ENABLE(XSLT) 120 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.xslStyleSheets.count)); 121#else 122 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &zero)); 123#endif 124 CFDictionaryAddValue(dictionary.get(), xslKey, value.get()); 125 126 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.scripts.count)); 127 CFDictionaryAddValue(dictionary.get(), scriptsKey, value.get()); 128 129 COMPtr<CFDictionaryPropertyBag> propBag = CFDictionaryPropertyBag::createInstance(); 130 propBag->setDictionary(dictionary.get()); 131 s[0] = propBag.releaseRef(); 132 133 dictionary.adoptCF(CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); 134 135 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.images.size)); 136 CFDictionaryAddValue(dictionary.get(), imagesKey, value.get()); 137 138 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.cssStyleSheets.size)); 139 CFDictionaryAddValue(dictionary.get(), stylesheetsKey, value.get()); 140 141#if ENABLE(XSLT) 142 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.xslStyleSheets.size)); 143#else 144 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &zero)); 145#endif 146 CFDictionaryAddValue(dictionary.get(), xslKey, value.get()); 147 148 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.scripts.size)); 149 CFDictionaryAddValue(dictionary.get(), scriptsKey, value.get()); 150 151 propBag = CFDictionaryPropertyBag::createInstance(); 152 propBag->setDictionary(dictionary.get()); 153 s[1] = propBag.releaseRef(); 154 155 dictionary.adoptCF(CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); 156 157 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.images.liveSize)); 158 CFDictionaryAddValue(dictionary.get(), imagesKey, value.get()); 159 160 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.cssStyleSheets.liveSize)); 161 CFDictionaryAddValue(dictionary.get(), stylesheetsKey, value.get()); 162 163#if ENABLE(XSLT) 164 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.xslStyleSheets.liveSize)); 165#else 166 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &zero)); 167#endif 168 CFDictionaryAddValue(dictionary.get(), xslKey, value.get()); 169 170 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.scripts.liveSize)); 171 CFDictionaryAddValue(dictionary.get(), scriptsKey, value.get()); 172 173 propBag = CFDictionaryPropertyBag::createInstance(); 174 propBag->setDictionary(dictionary.get()); 175 s[2] = propBag.releaseRef(); 176 177 dictionary.adoptCF(CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); 178 179 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.images.decodedSize)); 180 CFDictionaryAddValue(dictionary.get(), imagesKey, value.get()); 181 182 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.cssStyleSheets.decodedSize)); 183 CFDictionaryAddValue(dictionary.get(), stylesheetsKey, value.get()); 184 185#if ENABLE(XSLT) 186 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.xslStyleSheets.decodedSize)); 187#else 188 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &zero)); 189#endif 190 CFDictionaryAddValue(dictionary.get(), xslKey, value.get()); 191 192 value.adoptCF(CFNumberCreate(0, kCFNumberIntType, &stat.scripts.decodedSize)); 193 CFDictionaryAddValue(dictionary.get(), scriptsKey, value.get()); 194 195 propBag = CFDictionaryPropertyBag::createInstance(); 196 propBag->setDictionary(dictionary.get()); 197 s[3] = propBag.releaseRef(); 198 199 return S_OK; 200} 201 202HRESULT STDMETHODCALLTYPE WebCache::empty( void) 203{ 204 if (WebCore::memoryCache()->disabled()) 205 return S_OK; 206 WebCore::memoryCache()->setDisabled(true); 207 WebCore::memoryCache()->setDisabled(false); 208 209 // Empty the application cache. 210 WebCore::cacheStorage().empty(); 211 212 // Empty the Cross-Origin Preflight cache 213 WebCore::CrossOriginPreflightResultCache::shared().empty(); 214 215 return S_OK; 216} 217 218HRESULT STDMETHODCALLTYPE WebCache::setDisabled( 219 /* [in] */ BOOL disabled) 220{ 221 WebCore::memoryCache()->setDisabled(!!disabled); 222 return S_OK; 223} 224 225HRESULT STDMETHODCALLTYPE WebCache::disabled( 226 /* [out][retval] */ BOOL* disabled) 227{ 228 if (!disabled) 229 return E_POINTER; 230 *disabled = WebCore::memoryCache()->disabled(); 231 return S_OK; 232} 233