1 /*
2 * Copyright (C) 2011 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 INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27 #include "WebResourceCacheManager.h"
28
29 #include "Connection.h"
30 #include "MessageID.h"
31 #include "ResourceCachesToClear.h"
32 #include "SecurityOriginData.h"
33 #include "WebCoreArgumentCoders.h"
34 #include "WebResourceCacheManagerProxyMessages.h"
35 #include "WebProcess.h"
36 #include <WebCore/MemoryCache.h>
37 #include <WebCore/SecurityOrigin.h>
38 #include <WebCore/SecurityOriginHash.h>
39
40 using namespace WebCore;
41
42 namespace WebKit {
43
shared()44 WebResourceCacheManager& WebResourceCacheManager::shared()
45 {
46 static WebResourceCacheManager& shared = *new WebResourceCacheManager;
47 return shared;
48 }
49
WebResourceCacheManager()50 WebResourceCacheManager::WebResourceCacheManager()
51 {
52 }
53
~WebResourceCacheManager()54 WebResourceCacheManager::~WebResourceCacheManager()
55 {
56 }
57
didReceiveMessage(CoreIPC::Connection * connection,CoreIPC::MessageID messageID,CoreIPC::ArgumentDecoder * arguments)58 void WebResourceCacheManager::didReceiveMessage(CoreIPC::Connection* connection, CoreIPC::MessageID messageID, CoreIPC::ArgumentDecoder* arguments)
59 {
60 didReceiveWebResourceCacheManagerMessage(connection, messageID, arguments);
61 }
62
63
getCacheOrigins(uint64_t callbackID) const64 void WebResourceCacheManager::getCacheOrigins(uint64_t callbackID) const
65 {
66 WebProcess::LocalTerminationDisabler terminationDisabler(WebProcess::shared());
67
68 MemoryCache::SecurityOriginSet origins;
69 memoryCache()->getOriginsWithCache(origins);
70
71 #if USE(CFURLCACHE)
72 RetainPtr<CFArrayRef> cfURLHosts = cfURLCacheHostNames();
73 CFIndex size = cfURLHosts ? CFArrayGetCount(cfURLHosts.get()) : 0;
74
75 String httpString("http");
76 for (CFIndex i = 0; i < size; ++i) {
77 CFStringRef host = static_cast<CFStringRef>(CFArrayGetValueAtIndex(cfURLHosts.get(), i));
78 origins.add(SecurityOrigin::create(httpString, host, 0));
79 }
80 #endif
81
82 // Create a list with the origins in both of the caches.
83 Vector<SecurityOriginData> identifiers;
84 identifiers.reserveCapacity(origins.size());
85
86 MemoryCache::SecurityOriginSet::iterator end = origins.end();
87 for (MemoryCache::SecurityOriginSet::iterator it = origins.begin(); it != end; ++it) {
88 RefPtr<SecurityOrigin> origin = *it;
89
90 SecurityOriginData originData;
91 originData.protocol = origin->protocol();
92 originData.host = origin->host();
93 originData.port = origin->port();
94
95 identifiers.uncheckedAppend(originData);
96 }
97
98 WebProcess::shared().connection()->send(Messages::WebResourceCacheManagerProxy::DidGetCacheOrigins(identifiers, callbackID), 0);
99 }
100
clearCacheForOrigin(SecurityOriginData originData,uint32_t cachesToClear) const101 void WebResourceCacheManager::clearCacheForOrigin(SecurityOriginData originData, uint32_t cachesToClear) const
102 {
103 WebProcess::LocalTerminationDisabler terminationDisabler(WebProcess::shared());
104
105 #if USE(CFURLCACHE)
106 ResourceCachesToClear resourceCachesToClear = static_cast<ResourceCachesToClear>(cachesToClear);
107 #else
108 UNUSED_PARAM(cachesToClear);
109 #endif
110
111 RefPtr<SecurityOrigin> origin = SecurityOrigin::create(originData.protocol, originData.host, originData.port);
112 if (!origin)
113 return;
114
115 memoryCache()->removeResourcesWithOrigin(origin.get());
116
117 #if USE(CFURLCACHE)
118 if (resourceCachesToClear != InMemoryResourceCachesOnly) {
119 RetainPtr<CFMutableArrayRef> hostArray(AdoptCF, CFArrayCreateMutable(0, 0, &kCFTypeArrayCallBacks));
120 RetainPtr<CFStringRef> host(AdoptCF, origin->host().createCFString());
121 CFArrayAppendValue(hostArray.get(), host.get());
122
123 clearCFURLCacheForHostNames(hostArray.get());
124 }
125 #endif
126 }
127
clearCacheForAllOrigins(uint32_t cachesToClear) const128 void WebResourceCacheManager::clearCacheForAllOrigins(uint32_t cachesToClear) const
129 {
130 WebProcess::LocalTerminationDisabler terminationDisabler(WebProcess::shared());
131
132 ResourceCachesToClear resourceCachesToClear = static_cast<ResourceCachesToClear>(cachesToClear);
133
134 WebProcess::shared().clearResourceCaches(resourceCachesToClear);
135 }
136
137 } // namespace WebKit
138