Source/WebCore/platform/network/mac/ResourceHandleMac.mm

   1 /*
   2  * Copyright (C) 2004, 2006, 2007, 2008, 2009, 2010 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 #import "config.h"
  27 #import "ResourceHandleInternal.h"
  28
  29 #if !USE(CFNETWORK)
  30
  31 #import "AuthenticationChallenge.h"
  32 #import "AuthenticationMac.h"
  33 #import "Base64.h"
  34 #import "BlobRegistry.h"
  35 #import "BlockExceptions.h"
  36 #import "CredentialStorage.h"
  37 #import "CachedResourceLoader.h"
  38 #import "EmptyProtocolDefinitions.h"
  39 #import "FormDataStreamMac.h"
  40 #import "Frame.h"
  41 #import "FrameLoader.h"
  42 #import "Logging.h"
  43 #import "MIMETypeRegistry.h"
  44 #import "Page.h"
  45 #import "ResourceError.h"
  46 #import "ResourceResponse.h"
  47 #import "SchedulePair.h"
  48 #import "Settings.h"
  49 #import "SharedBuffer.h"
  50 #import "SubresourceLoader.h"
  51 #import "WebCoreSystemInterface.h"
  52 #import "WebCoreURLResponse.h"
  53 #import <wtf/text/CString.h>
  54 #import <wtf/UnusedParam.h>
  55
  56 #ifdef BUILDING_ON_TIGER
  57 typedef int NSInteger;
  58 #endif
  59
  60 using namespace WebCore;
  61
  62 @interface WebCoreResourceHandleAsDelegate : NSObject <NSURLConnectionDelegate> {
  63     ResourceHandle* m_handle;
  64 }
  65 - (id)initWithHandle:(ResourceHandle*)handle;
  66 - (void)detachHandle;
  67 @end
  68
  69 // WebCoreNSURLConnectionDelegateProxy exists so that we can cast m_proxy to it in order
  70 // to disambiguate the argument type in the -setDelegate: call.  This avoids a spurious
  71 // warning that the compiler would otherwise emit.
  72 @interface WebCoreNSURLConnectionDelegateProxy : NSObject <NSURLConnectionDelegate>
  73 - (void)setDelegate:(id<NSURLConnectionDelegate>)delegate;
  74 @end
  75
  76 @interface NSURLConnection (NSURLConnectionTigerPrivate)
  77 - (NSData *)_bufferedData;
  78 @end
  79
  80 @interface NSURLConnection (Details)
  81 -(id)_initWithRequest:(NSURLRequest *)request delegate:(id)delegate usesCache:(BOOL)usesCacheFlag maxContentLength:(long long)maxContentLength startImmediately:(BOOL)startImmediately connectionProperties:(NSDictionary *)connectionProperties;
  82 @end
  83
  84 @interface NSURLRequest (Details)
  85 - (id)_propertyForKey:(NSString *)key;
  86 @end
  87
  88 #ifndef BUILDING_ON_TIGER
  89
  90 class WebCoreSynchronousLoaderClient : public ResourceHandleClient {
  91 public:
  92     static PassOwnPtr<WebCoreSynchronousLoaderClient> create()
  93     {
  94         return adoptPtr(new WebCoreSynchronousLoaderClient);
  95     }
  96
  97     virtual ~WebCoreSynchronousLoaderClient();
  98
  99     void setAllowStoredCredentials(bool allow) { m_allowStoredCredentials = allow; }
 100     NSURLResponse *response() { return m_response; }
 101     NSMutableData *data() { return m_data; }
 102     NSError *error() { return m_error; }
 103     bool isDone() { return m_isDone; }
 104
 105 private:
 106     WebCoreSynchronousLoaderClient()
 107         : m_allowStoredCredentials(false)
 108         , m_response(0)
 109         , m_data(0)
 110         , m_error(0)
 111         , m_isDone(false)
 112     {
 113     }
 114
 115     virtual void willSendRequest(ResourceHandle*, ResourceRequest&, const ResourceResponse& /*redirectResponse*/);
 116     virtual bool shouldUseCredentialStorage(ResourceHandle*);
 117     virtual void didReceiveAuthenticationChallenge(ResourceHandle*, const AuthenticationChallenge&);
 118     virtual void didReceiveResponse(ResourceHandle*, const ResourceResponse&);
 119     virtual void didReceiveData(ResourceHandle*, const char*, int, int /*lengthReceived*/);
 120     virtual void didFinishLoading(ResourceHandle*, double /*finishTime*/);
 121     virtual void didFail(ResourceHandle*, const ResourceError&);
 122 #if USE(PROTECTION_SPACE_AUTH_CALLBACK)
 123     virtual bool canAuthenticateAgainstProtectionSpace(ResourceHandle*, const ProtectionSpace&);
 124 #endif
 125
 126     bool m_allowStoredCredentials;
 127     NSURLResponse *m_response;
 128     NSMutableData *m_data;
 129     NSError *m_error;
 130     bool m_isDone;
 131 };
 132
 133 static NSString *WebCoreSynchronousLoaderRunLoopMode = @"WebCoreSynchronousLoaderRunLoopMode";
 134
 135 #endif
 136
 137 namespace WebCore {
 138
 139 #ifdef BUILDING_ON_TIGER
 140 static unsigned inNSURLConnectionCallback;
 141 #endif
 142
 143 #ifndef NDEBUG
 144 static bool isInitializingConnection;
 145 #endif
 146
 147 class CallbackGuard {
 148 public:
 149     CallbackGuard()
 150     {
 151 #ifdef BUILDING_ON_TIGER
 152         ++inNSURLConnectionCallback;
 153 #endif
 154     }
 155     ~CallbackGuard()
 156     {
 157 #ifdef BUILDING_ON_TIGER
 158         ASSERT(inNSURLConnectionCallback > 0);
 159         --inNSURLConnectionCallback;
 160 #endif
 161     }
 162 };
 163
 164 #ifndef BUILDING_ON_TIGER
 165 static String encodeBasicAuthorization(const String& user, const String& password)
 166 {
 167     return base64Encode((user + ":" + password).utf8());
 168 }
 169 #endif
 170
 171 ResourceHandleInternal::~ResourceHandleInternal()
 172 {
 173 }
 174
 175 ResourceHandle::~ResourceHandle()
 176 {
 177     releaseDelegate();
 178     d->m_currentWebChallenge.setAuthenticationClient(0);
 179
 180     LOG(Network, "Handle %p destroyed", this);
 181 }
 182
 183 static const double MaxFoundationVersionWithoutdidSendBodyDataDelegate = 677.21;
 184 bool ResourceHandle::didSendBodyDataDelegateExists()
 185 {
 186     return NSFoundationVersionNumber > MaxFoundationVersionWithoutdidSendBodyDataDelegate;
 187 }
 188
 189 void ResourceHandle::createNSURLConnection(id delegate, bool shouldUseCredentialStorage, bool shouldContentSniff)
 190 {
 191     // Credentials for ftp can only be passed in URL, the connection:didReceiveAuthenticationChallenge: delegate call won't be made.
 192     if ((!d->m_user.isEmpty() || !d->m_pass.isEmpty())
 193 #ifndef BUILDING_ON_TIGER
 194      && !firstRequest().url().protocolInHTTPFamily() // On Tiger, always pass credentials in URL, so that they get stored even if the request gets cancelled right away.
 195 #endif
 196     ) {
 197         KURL urlWithCredentials(firstRequest().url());
 198         urlWithCredentials.setUser(d->m_user);
 199         urlWithCredentials.setPass(d->m_pass);
 200         firstRequest().setURL(urlWithCredentials);
 201     }
 202
 203     // If a URL already has cookies, then we'll relax the 3rd party cookie policy and accept new cookies.
 204     NSHTTPCookieStorage *sharedStorage = [NSHTTPCookieStorage sharedHTTPCookieStorage];
 205     if ([sharedStorage cookieAcceptPolicy] == NSHTTPCookieAcceptPolicyOnlyFromMainDocumentDomain && [[sharedStorage cookiesForURL:firstRequest().url()] count])
 206         firstRequest().setFirstPartyForCookies(firstRequest().url());
 207
 208 #if !defined(BUILDING_ON_TIGER)
 209     if (shouldUseCredentialStorage && firstRequest().url().protocolInHTTPFamily()) {
 210         if (d->m_user.isEmpty() && d->m_pass.isEmpty()) {
 211             // <rdar://problem/7174050> - For URLs that match the paths of those previously challenged for HTTP Basic authentication,
 212             // try and reuse the credential preemptively, as allowed by RFC 2617.
 213             d->m_initialCredential = CredentialStorage::get(firstRequest().url());
 214         } else {
 215             // If there is already a protection space known for the URL, update stored credentials before sending a request.
 216             // This makes it possible to implement logout by sending an XMLHttpRequest with known incorrect credentials, and aborting it immediately
 217             // (so that an authentication dialog doesn't pop up).
 218             CredentialStorage::set(Credential(d->m_user, d->m_pass, CredentialPersistenceNone), firstRequest().url());
 219         }
 220     }
 221
 222     if (!d->m_initialCredential.isEmpty()) {
 223         // FIXME: Support Digest authentication, and Proxy-Authorization.
 224         String authHeader = "Basic " + encodeBasicAuthorization(d->m_initialCredential.user(), d->m_initialCredential.password());
 225         firstRequest().addHTTPHeaderField("Authorization", authHeader);
 226     }
 227
 228     NSURLRequest *nsRequest = firstRequest().nsURLRequest();
 229     if (!shouldContentSniff) {
 230         NSMutableURLRequest *mutableRequest = [[nsRequest copy] autorelease];
 231         wkSetNSURLRequestShouldContentSniff(mutableRequest, NO);
 232         nsRequest = mutableRequest;
 233     }
 234
 235 #if !defined(BUILDING_ON_LEOPARD)
 236     ASSERT([NSURLConnection instancesRespondToSelector:@selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)]);
 237     static bool supportsSettingConnectionProperties = true;
 238 #else
 239     static bool supportsSettingConnectionProperties = [NSURLConnection instancesRespondToSelector:@selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)];
 240 #endif
 241
 242 #if USE(CFURLSTORAGESESSIONS)
 243     if (CFURLStorageSessionRef storageSession = privateBrowsingStorageSession())
 244         nsRequest = [wkCopyRequestWithStorageSession(storageSession, nsRequest) autorelease];
 245 #endif
 246
 247     if (supportsSettingConnectionProperties) {
 248         NSDictionary *sessionID = shouldUseCredentialStorage ? [NSDictionary dictionary] : [NSDictionary dictionaryWithObject:@"WebKitPrivateSession" forKey:@"_kCFURLConnectionSessionID"];
 249         NSDictionary *propertyDictionary = [NSDictionary dictionaryWithObject:sessionID forKey:@"kCFURLConnectionSocketStreamProperties"];
 250         d->m_connection.adoptNS([[NSURLConnection alloc] _initWithRequest:nsRequest delegate:delegate usesCache:YES maxContentLength:0 startImmediately:NO connectionProperties:propertyDictionary]);
 251         return;
 252     }
 253
 254     d->m_connection.adoptNS([[NSURLConnection alloc] initWithRequest:nsRequest delegate:delegate startImmediately:NO]);
 255     return;
 256
 257 #else
 258     // Building on Tiger. Don't use WebCore credential storage, don't try to disable content sniffing.
 259     UNUSED_PARAM(shouldUseCredentialStorage);
 260     UNUSED_PARAM(shouldContentSniff);
 261     d->m_connection.adoptNS([[NSURLConnection alloc] initWithRequest:firstRequest().nsURLRequest() delegate:delegate]);
 262 #endif
 263 }
 264
 265 bool ResourceHandle::start(NetworkingContext* context)
 266 {
 267     if (!context)
 268         return false;
 269
 270     BEGIN_BLOCK_OBJC_EXCEPTIONS;
 271
 272     // If NetworkingContext is invalid then we are no longer attached to a Page,
 273     // this must be an attempted load from an unload event handler, so let's just block it.
 274     if (!context->isValid())
 275         return false;
 276
 277 #ifndef NDEBUG
 278     isInitializingConnection = YES;
 279 #endif
 280
 281     ASSERT(!d->m_proxy);
 282     d->m_proxy.adoptNS(wkCreateNSURLConnectionDelegateProxy());
 283     [static_cast<WebCoreNSURLConnectionDelegateProxy*>(d->m_proxy.get()) setDelegate:ResourceHandle::delegate()];
 284
 285     bool shouldUseCredentialStorage = !client() || client()->shouldUseCredentialStorage(this);
 286
 287     if (!ResourceHandle::didSendBodyDataDelegateExists())
 288         associateStreamWithResourceHandle([firstRequest().nsURLRequest() HTTPBodyStream], this);
 289
 290 #ifdef BUILDING_ON_TIGER
 291     // A conditional request sent by WebCore (e.g. to update appcache) can be for a resource that is not cacheable by NSURLConnection,
 292     // which can get confused and fail to load it in this case.
 293     if (firstRequest().isConditional())
 294         firstRequest().setCachePolicy(ReloadIgnoringCacheData);
 295 #endif
 296
 297     d->m_needsSiteSpecificQuirks = context->needsSiteSpecificQuirks();
 298
 299     createNSURLConnection(
 300         d->m_proxy.get(),
 301         shouldUseCredentialStorage,
 302         d->m_shouldContentSniff || context->localFileContentSniffingEnabled());
 303
 304 #ifndef BUILDING_ON_TIGER
 305     bool scheduled = false;
 306     if (SchedulePairHashSet* scheduledPairs = context->scheduledRunLoopPairs()) {
 307         SchedulePairHashSet::iterator end = scheduledPairs->end();
 308         for (SchedulePairHashSet::iterator it = scheduledPairs->begin(); it != end; ++it) {
 309             if (NSRunLoop *runLoop = (*it)->nsRunLoop()) {
 310                 [connection() scheduleInRunLoop:runLoop forMode:(NSString *)(*it)->mode()];
 311                 scheduled = true;
 312             }
 313         }
 314     }
 315
 316     // Start the connection if we did schedule with at least one runloop.
 317     // We can't start the connection until we have one runloop scheduled.
 318     if (scheduled)
 319         [connection() start];
 320     else
 321         d->m_startWhenScheduled = true;
 322 #endif
 323
 324 #ifndef NDEBUG
 325     isInitializingConnection = NO;
 326 #endif
 327
 328     LOG(Network, "Handle %p starting connection %p for %@", this, connection(), firstRequest().nsURLRequest());
 329
 330     if (d->m_connection) {
 331         if (d->m_defersLoading)
 332             wkSetNSURLConnectionDefersCallbacks(connection(), YES);
 333
 334         return true;
 335     }
 336
 337     END_BLOCK_OBJC_EXCEPTIONS;
 338
 339     return false;
 340 }
 341
 342 void ResourceHandle::cancel()
 343 {
 344     LOG(Network, "Handle %p cancel connection %p", this, d->m_connection.get());
 345
 346     // Leaks were seen on HTTP tests without this; can be removed once <rdar://problem/6886937> is fixed.
 347     if (d->m_currentMacChallenge)
 348         [[d->m_currentMacChallenge sender] cancelAuthenticationChallenge:d->m_currentMacChallenge];
 349
 350     if (!ResourceHandle::didSendBodyDataDelegateExists())
 351         disassociateStreamWithResourceHandle([firstRequest().nsURLRequest() HTTPBodyStream]);
 352     [d->m_connection.get() cancel];
 353 }
 354
 355 void ResourceHandle::platformSetDefersLoading(bool defers)
 356 {
 357     if (d->m_connection)
 358         wkSetNSURLConnectionDefersCallbacks(d->m_connection.get(), defers);
 359 }
 360
 361 void ResourceHandle::schedule(SchedulePair* pair)
 362 {
 363 #ifndef BUILDING_ON_TIGER
 364     NSRunLoop *runLoop = pair->nsRunLoop();
 365     if (!runLoop)
 366         return;
 367     [d->m_connection.get() scheduleInRunLoop:runLoop forMode:(NSString *)pair->mode()];
 368     if (d->m_startWhenScheduled) {
 369         [d->m_connection.get() start];
 370         d->m_startWhenScheduled = false;
 371     }
 372 #else
 373     UNUSED_PARAM(pair);
 374 #endif
 375 }
 376
 377 void ResourceHandle::unschedule(SchedulePair* pair)
 378 {
 379 #ifndef BUILDING_ON_TIGER
 380     if (NSRunLoop *runLoop = pair->nsRunLoop())
 381         [d->m_connection.get() unscheduleFromRunLoop:runLoop forMode:(NSString *)pair->mode()];
 382 #else
 383     UNUSED_PARAM(pair);
 384 #endif
 385 }
 386
 387 WebCoreResourceHandleAsDelegate *ResourceHandle::delegate()
 388 {
 389     if (!d->m_delegate) {
 390         WebCoreResourceHandleAsDelegate *delegate = [[WebCoreResourceHandleAsDelegate alloc] initWithHandle:this];
 391         d->m_delegate = delegate;
 392         [delegate release];
 393     }
 394     return d->m_delegate.get();
 395 }
 396
 397 void ResourceHandle::releaseDelegate()
 398 {
 399     if (!d->m_delegate)
 400         return;
 401     if (d->m_proxy)
 402         [d->m_proxy.get() setDelegate:nil];
 403     [d->m_delegate.get() detachHandle];
 404     d->m_delegate = nil;
 405 }
 406
 407 bool ResourceHandle::supportsBufferedData()
 408 {
 409     static bool supportsBufferedData = [NSURLConnection instancesRespondToSelector:@selector(_bufferedData)];
 410     return supportsBufferedData;
 411 }
 412
 413 PassRefPtr<SharedBuffer> ResourceHandle::bufferedData()
 414 {
 415     if (ResourceHandle::supportsBufferedData())
 416         return SharedBuffer::wrapNSData([d->m_connection.get() _bufferedData]);
 417
 418     return 0;
 419 }
 420
 421 id ResourceHandle::releaseProxy()
 422 {
 423     id proxy = [[d->m_proxy.get() retain] autorelease];
 424     d->m_proxy = nil;
 425     [proxy setDelegate:nil];
 426     return proxy;
 427 }
 428
 429 NSURLConnection *ResourceHandle::connection() const
 430 {
 431     return d->m_connection.get();
 432 }
 433
 434 bool ResourceHandle::loadsBlocked()
 435 {
 436 #ifndef BUILDING_ON_TIGER
 437     return false;
 438 #else
 439     // On Tiger, if we're in an NSURLConnection callback, that blocks all other NSURLConnection callbacks.
 440     // On Leopard and newer, it blocks only callbacks on that same NSURLConnection object, which is not
 441     // a problem in practice.
 442     return inNSURLConnectionCallback != 0;
 443 #endif
 444 }
 445
 446 bool ResourceHandle::willLoadFromCache(ResourceRequest& request, Frame*)
 447 {
 448 #ifndef BUILDING_ON_TIGER
 449     request.setCachePolicy(ReturnCacheDataDontLoad);
 450     NSURLResponse *nsURLResponse = nil;
 451     BEGIN_BLOCK_OBJC_EXCEPTIONS;
 452
 453    [NSURLConnection sendSynchronousRequest:request.nsURLRequest() returningResponse:&nsURLResponse error:nil];
 454
 455     END_BLOCK_OBJC_EXCEPTIONS;
 456
 457     return nsURLResponse;
 458 #else
 459     // <rdar://problem/6803217> - Re-enable after <rdar://problem/6786454> is resolved.
 460     UNUSED_PARAM(request);
 461     return false;
 462 #endif
 463 }
 464
 465 void ResourceHandle::loadResourceSynchronously(NetworkingContext* context, const ResourceRequest& request, StoredCredentials storedCredentials, ResourceError& error, ResourceResponse& response, Vector<char>& data)
 466 {
 467     LOG(Network, "ResourceHandle::loadResourceSynchronously:%@ allowStoredCredentials:%u", request.nsURLRequest(), storedCredentials);
 468
 469 #if ENABLE(BLOB)
 470     if (request.url().protocolIs("blob"))
 471         if (blobRegistry().loadResourceSynchronously(request, error, response, data))
 472             return;
 473 #endif
 474
 475     NSError *nsError = nil;
 476     NSURLResponse *nsURLResponse = nil;
 477     NSData *result = nil;
 478
 479     ASSERT(!request.isEmpty());
 480
 481 #ifndef BUILDING_ON_TIGER
 482     OwnPtr<WebCoreSynchronousLoaderClient> client = WebCoreSynchronousLoaderClient::create();
 483     client->setAllowStoredCredentials(storedCredentials == AllowStoredCredentials);
 484
 485     RefPtr<ResourceHandle> handle = adoptRef(new ResourceHandle(request, client.get(), false /*defersLoading*/, true /*shouldContentSniff*/));
 486
 487     if (context && handle->d->m_scheduledFailureType != NoFailure) {
 488         error = context->blockedError(request);
 489         return;
 490     }
 491
 492     handle->createNSURLConnection(
 493         handle->delegate(), // A synchronous request cannot turn into a download, so there is no need to proxy the delegate.
 494         storedCredentials == AllowStoredCredentials,
 495         handle->shouldContentSniff() || (context && context->localFileContentSniffingEnabled()));
 496
 497     [handle->connection() scheduleInRunLoop:[NSRunLoop currentRunLoop] forMode:WebCoreSynchronousLoaderRunLoopMode];
 498     [handle->connection() start];
 499
 500     while (!client->isDone())
 501         [[NSRunLoop currentRunLoop] runMode:WebCoreSynchronousLoaderRunLoopMode beforeDate:[NSDate distantFuture]];
 502
 503     result = client->data();
 504     nsURLResponse = client->response();
 505     nsError = client->error();
 506
 507     [handle->connection() cancel];
 508
 509 #else
 510     UNUSED_PARAM(storedCredentials);
 511     UNUSED_PARAM(context);
 512     NSURLRequest *firstRequest = request.nsURLRequest();
 513
 514     // If a URL already has cookies, then we'll relax the 3rd party cookie policy and accept new cookies.
 515     NSHTTPCookieStorage *sharedStorage = [NSHTTPCookieStorage sharedHTTPCookieStorage];
 516     if ([sharedStorage cookieAcceptPolicy] == NSHTTPCookieAcceptPolicyOnlyFromMainDocumentDomain && [[sharedStorage cookiesForURL:[firstRequest URL]] count]) {
 517         NSMutableURLRequest *mutableRequest = [[firstRequest mutableCopy] autorelease];
 518         [mutableRequest setMainDocumentURL:[mutableRequest URL]];
 519         firstRequest = mutableRequest;
 520     }
 521
 522     BEGIN_BLOCK_OBJC_EXCEPTIONS;
 523     result = [NSURLConnection sendSynchronousRequest:firstRequest returningResponse:&nsURLResponse error:&nsError];
 524     END_BLOCK_OBJC_EXCEPTIONS;
 525 #endif
 526
 527     if (!nsError)
 528         response = nsURLResponse;
 529     else {
 530         response = ResourceResponse(request.url(), String(), 0, String(), String());
 531         if ([nsError domain] == NSURLErrorDomain)
 532             switch ([nsError code]) {
 533                 case NSURLErrorUserCancelledAuthentication:
 534                     // FIXME: we should really return the actual HTTP response, but sendSynchronousRequest doesn't provide us with one.
 535                     response.setHTTPStatusCode(401);
 536                     break;
 537                 default:
 538                     response.setHTTPStatusCode([nsError code]);
 539             }
 540         else
 541             response.setHTTPStatusCode(404);
 542     }
 543
 544     data.resize([result length]);
 545     memcpy(data.data(), [result bytes], [result length]);
 546
 547     error = nsError;
 548 }
 549
 550 void ResourceHandle::willSendRequest(ResourceRequest& request, const ResourceResponse& redirectResponse)
 551 {
 552     const KURL& url = request.url();
 553     d->m_user = url.user();
 554     d->m_pass = url.pass();
 555     d->m_lastHTTPMethod = request.httpMethod();
 556     request.removeCredentials();
 557     if (!protocolHostAndPortAreEqual(request.url(), redirectResponse.url()))
 558         request.clearHTTPAuthorization();
 559
 560 #if USE(CFURLSTORAGESESSIONS)
 561     if (CFURLStorageSessionRef storageSession = privateBrowsingStorageSession())
 562         request.setStorageSession(storageSession);
 563 #endif
 564
 565     client()->willSendRequest(this, request, redirectResponse);
 566 }
 567
 568 bool ResourceHandle::shouldUseCredentialStorage()
 569 {
 570     if (client())
 571         return client()->shouldUseCredentialStorage(this);
 572
 573     return false;
 574 }
 575
 576 void ResourceHandle::didReceiveAuthenticationChallenge(const AuthenticationChallenge& challenge)
 577 {
 578     ASSERT(!d->m_currentMacChallenge);
 579     ASSERT(d->m_currentWebChallenge.isNull());
 580     // Since NSURLConnection networking relies on keeping a reference to the original NSURLAuthenticationChallenge,
 581     // we make sure that is actually present
 582     ASSERT(challenge.nsURLAuthenticationChallenge());
 583
 584     if (!d->m_user.isNull() && !d->m_pass.isNull()) {
 585         NSURLCredential *credential = [[NSURLCredential alloc] initWithUser:d->m_user
 586                                                                    password:d->m_pass
 587                                                                 persistence:NSURLCredentialPersistenceForSession];
 588         d->m_currentMacChallenge = challenge.nsURLAuthenticationChallenge();
 589         d->m_currentWebChallenge = challenge;
 590         receivedCredential(challenge, core(credential));
 591         [credential release];
 592         // FIXME: Per the specification, the user shouldn't be asked for credentials if there were incorrect ones provided explicitly.
 593         d->m_user = String();
 594         d->m_pass = String();
 595         return;
 596     }
 597
 598 #ifndef BUILDING_ON_TIGER
 599     if (!client() || client()->shouldUseCredentialStorage(this)) {
 600         if (!d->m_initialCredential.isEmpty() || challenge.previousFailureCount()) {
 601             // The stored credential wasn't accepted, stop using it.
 602             // There is a race condition here, since a different credential might have already been stored by another ResourceHandle,
 603             // but the observable effect should be very minor, if any.
 604             CredentialStorage::remove(challenge.protectionSpace());
 605         }
 606
 607         if (!challenge.previousFailureCount()) {
 608             Credential credential = CredentialStorage::get(challenge.protectionSpace());
 609             if (!credential.isEmpty() && credential != d->m_initialCredential) {
 610                 ASSERT(credential.persistence() == CredentialPersistenceNone);
 611                 if (challenge.failureResponse().httpStatusCode() == 401) {
 612                     // Store the credential back, possibly adding it as a default for this directory.
 613                     CredentialStorage::set(credential, challenge.protectionSpace(), firstRequest().url());
 614                 }
 615                 [challenge.sender() useCredential:mac(credential) forAuthenticationChallenge:mac(challenge)];
 616                 return;
 617             }
 618         }
 619     }
 620 #endif
 621
 622     d->m_currentMacChallenge = challenge.nsURLAuthenticationChallenge();
 623     d->m_currentWebChallenge = core(d->m_currentMacChallenge);
 624     d->m_currentWebChallenge.setAuthenticationClient(this);
 625
 626     if (client())
 627         client()->didReceiveAuthenticationChallenge(this, d->m_currentWebChallenge);
 628 }
 629
 630 void ResourceHandle::didCancelAuthenticationChallenge(const AuthenticationChallenge& challenge)
 631 {
 632     ASSERT(d->m_currentMacChallenge);
 633     ASSERT(d->m_currentMacChallenge == challenge.nsURLAuthenticationChallenge());
 634     ASSERT(!d->m_currentWebChallenge.isNull());
 635
 636     if (client())
 637         client()->didCancelAuthenticationChallenge(this, challenge);
 638 }
 639
 640 #if USE(PROTECTION_SPACE_AUTH_CALLBACK)
 641 bool ResourceHandle::canAuthenticateAgainstProtectionSpace(const ProtectionSpace& protectionSpace)
 642 {
 643     if (client())
 644         return client()->canAuthenticateAgainstProtectionSpace(this, protectionSpace);
 645
 646     return false;
 647 }
 648 #endif
 649
 650 void ResourceHandle::receivedCredential(const AuthenticationChallenge& challenge, const Credential& credential)
 651 {
 652     ASSERT(!challenge.isNull());
 653     if (challenge != d->m_currentWebChallenge)
 654         return;
 655
 656     // FIXME: Support empty credentials. Currently, an empty credential cannot be stored in WebCore credential storage, as that's empty value for its map.
 657     if (credential.isEmpty()) {
 658         receivedRequestToContinueWithoutCredential(challenge);
 659         return;
 660     }
 661
 662 #ifdef BUILDING_ON_TIGER
 663     if (credential.persistence() == CredentialPersistenceNone) {
 664         // NSURLCredentialPersistenceNone doesn't work on Tiger, so we have to use session persistence.
 665         Credential webCredential(credential.user(), credential.password(), CredentialPersistenceForSession);
 666         [[d->m_currentMacChallenge sender] useCredential:mac(webCredential) forAuthenticationChallenge:d->m_currentMacChallenge];
 667     } else
 668 #else
 669     if (credential.persistence() == CredentialPersistenceForSession && (!d->m_needsSiteSpecificQuirks || ![[[mac(challenge) protectionSpace] host] isEqualToString:@"gallery.me.com"])) {
 670         // Manage per-session credentials internally, because once NSURLCredentialPersistenceForSession is used, there is no way
 671         // to ignore it for a particular request (short of removing it altogether).
 672         // <rdar://problem/6867598> gallery.me.com is temporarily whitelisted, so that QuickTime plug-in could see the credentials.
 673         Credential webCredential(credential, CredentialPersistenceNone);
 674         KURL urlToStore;
 675         if (challenge.failureResponse().httpStatusCode() == 401)
 676             urlToStore = firstRequest().url();
 677         CredentialStorage::set(webCredential, core([d->m_currentMacChallenge protectionSpace]), urlToStore);
 678         [[d->m_currentMacChallenge sender] useCredential:mac(webCredential) forAuthenticationChallenge:d->m_currentMacChallenge];
 679     } else
 680 #endif
 681         [[d->m_currentMacChallenge sender] useCredential:mac(credential) forAuthenticationChallenge:d->m_currentMacChallenge];
 682
 683     clearAuthentication();
 684 }
 685
 686 void ResourceHandle::receivedRequestToContinueWithoutCredential(const AuthenticationChallenge& challenge)
 687 {
 688     ASSERT(!challenge.isNull());
 689     if (challenge != d->m_currentWebChallenge)
 690         return;
 691
 692     [[d->m_currentMacChallenge sender] continueWithoutCredentialForAuthenticationChallenge:d->m_currentMacChallenge];
 693
 694     clearAuthentication();
 695 }
 696
 697 void ResourceHandle::receivedCancellation(const AuthenticationChallenge& challenge)
 698 {
 699     if (challenge != d->m_currentWebChallenge)
 700         return;
 701
 702     if (client())
 703         client()->receivedCancellation(this, challenge);
 704 }
 705
 706 #if USE(CFURLSTORAGESESSIONS)
 707
 708 RetainPtr<CFURLStorageSessionRef> ResourceHandle::createPrivateBrowsingStorageSession(CFStringRef identifier)
 709 {
 710     return RetainPtr<CFURLStorageSessionRef>(AdoptCF, wkCreatePrivateStorageSession(identifier));
 711 }
 712
 713 String ResourceHandle::privateBrowsingStorageSessionIdentifierDefaultBase()
 714 {
 715     return String([[NSBundle mainBundle] bundleIdentifier]);
 716 }
 717
 718 #endif
 719
 720 } // namespace WebCore
 721
 722 @implementation WebCoreResourceHandleAsDelegate
 723
 724 - (id)initWithHandle:(ResourceHandle*)handle
 725 {
 726     self = [self init];
 727     if (!self)
 728         return nil;
 729     m_handle = handle;
 730     return self;
 731 }
 732
 733 - (void)detachHandle
 734 {
 735     m_handle = 0;
 736 }
 737
 738 - (NSURLRequest *)connection:(NSURLConnection *)connection willSendRequest:(NSURLRequest *)newRequest redirectResponse:(NSURLResponse *)redirectResponse
 739 {
 740     UNUSED_PARAM(connection);
 741
 742     // the willSendRequest call may cancel this load, in which case self could be deallocated
 743     RetainPtr<WebCoreResourceHandleAsDelegate> protect(self);
 744
 745     if (!m_handle || !m_handle->client())
 746         return nil;
 747
 748     // See <rdar://problem/5380697> .  This is a workaround for a behavior change in CFNetwork where willSendRequest gets called more often.
 749     if (!redirectResponse)
 750         return newRequest;
 751
 752 #if !LOG_DISABLED
 753     if ([redirectResponse isKindOfClass:[NSHTTPURLResponse class]])
 754         LOG(Network, "Handle %p delegate connection:%p willSendRequest:%@ redirectResponse:%d, Location:<%@>", m_handle, connection, [newRequest description], static_cast<int>([(id)redirectResponse statusCode]), [[(id)redirectResponse allHeaderFields] objectForKey:@"Location"]);
 755     else
 756         LOG(Network, "Handle %p delegate connection:%p willSendRequest:%@ redirectResponse:non-HTTP", m_handle, connection, [newRequest description]);
 757 #endif
 758
 759     if ([redirectResponse isKindOfClass:[NSHTTPURLResponse class]] && [(NSHTTPURLResponse *)redirectResponse statusCode] == 307) {
 760         String lastHTTPMethod = m_handle->lastHTTPMethod();
 761         if (!equalIgnoringCase(lastHTTPMethod, String([newRequest HTTPMethod]))) {
 762             NSMutableURLRequest *mutableRequest = [newRequest mutableCopy];
 763             [mutableRequest setHTTPMethod:lastHTTPMethod];
 764
 765             FormData* body = m_handle->firstRequest().httpBody();
 766             if (!equalIgnoringCase(lastHTTPMethod, "GET") && body && !body->isEmpty())
 767                 WebCore::setHTTPBody(mutableRequest, body);
 768
 769             String originalContentType = m_handle->firstRequest().httpContentType();
 770             if (!originalContentType.isEmpty())
 771                 [mutableRequest setValue:originalContentType forHTTPHeaderField:@"Content-Type"];
 772
 773             newRequest = [mutableRequest autorelease];
 774         }
 775     }
 776
 777     CallbackGuard guard;
 778     ResourceRequest request = newRequest;
 779
 780     // Should not set Referer after a redirect from a secure resource to non-secure one.
 781     if (!request.url().protocolIs("https") && protocolIs(request.httpReferrer(), "https"))
 782         request.clearHTTPReferrer();
 783
 784     m_handle->willSendRequest(request, redirectResponse);
 785
 786     if (!ResourceHandle::didSendBodyDataDelegateExists()) {
 787         // The client may change the request's body stream, in which case we have to re-associate
 788         // the handle with the new stream so upload progress callbacks continue to work correctly.
 789         NSInputStream* oldBodyStream = [newRequest HTTPBodyStream];
 790         NSInputStream* newBodyStream = [request.nsURLRequest() HTTPBodyStream];
 791         if (oldBodyStream != newBodyStream) {
 792             disassociateStreamWithResourceHandle(oldBodyStream);
 793             associateStreamWithResourceHandle(newBodyStream, m_handle);
 794         }
 795     }
 796
 797     return request.nsURLRequest();
 798 }
 799
 800 - (BOOL)connectionShouldUseCredentialStorage:(NSURLConnection *)connection
 801 {
 802     UNUSED_PARAM(connection);
 803
 804     LOG(Network, "Handle %p delegate connectionShouldUseCredentialStorage:%p", m_handle, connection);
 805
 806     if (!m_handle)
 807         return NO;
 808
 809     CallbackGuard guard;
 810     return m_handle->shouldUseCredentialStorage();
 811 }
 812
 813 - (void)connection:(NSURLConnection *)connection didReceiveAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge
 814 {
 815     UNUSED_PARAM(connection);
 816
 817     LOG(Network, "Handle %p delegate connection:%p didReceiveAuthenticationChallenge:%p", m_handle, connection, challenge);
 818
 819     if (!m_handle)
 820         return;
 821     CallbackGuard guard;
 822     m_handle->didReceiveAuthenticationChallenge(core(challenge));
 823 }
 824
 825 - (void)connection:(NSURLConnection *)connection didCancelAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge
 826 {
 827     UNUSED_PARAM(connection);
 828
 829     LOG(Network, "Handle %p delegate connection:%p didCancelAuthenticationChallenge:%p", m_handle, connection, challenge);
 830
 831     if (!m_handle)
 832         return;
 833     CallbackGuard guard;
 834     m_handle->didCancelAuthenticationChallenge(core(challenge));
 835 }
 836
 837 #if USE(PROTECTION_SPACE_AUTH_CALLBACK)
 838 - (BOOL)connection:(NSURLConnection *)unusedConnection canAuthenticateAgainstProtectionSpace:(NSURLProtectionSpace *)protectionSpace
 839 {
 840     UNUSED_PARAM(unusedConnection);
 841
 842     if (!m_handle)
 843         return NO;
 844
 845     CallbackGuard guard;
 846     return m_handle->canAuthenticateAgainstProtectionSpace(core(protectionSpace));
 847 }
 848 #endif
 849
 850 - (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)r
 851 {
 852     UNUSED_PARAM(connection);
 853
 854     LOG(Network, "Handle %p delegate connection:%p didReceiveResponse:%p (HTTP status %d, reported MIMEType '%s')", m_handle, connection, r, [r respondsToSelector:@selector(statusCode)] ? [(id)r statusCode] : 0, [[r MIMEType] UTF8String]);
 855
 856     if (!m_handle || !m_handle->client())
 857         return;
 858     CallbackGuard guard;
 859
 860     // Avoid MIME type sniffing if the response comes back as 304 Not Modified.
 861     int statusCode = [r respondsToSelector:@selector(statusCode)] ? [(id)r statusCode] : 0;
 862     if (statusCode != 304)
 863         [r adjustMIMETypeIfNecessary];
 864
 865     if ([m_handle->firstRequest().nsURLRequest() _propertyForKey:@"ForceHTMLMIMEType"])
 866         [r _setMIMEType:@"text/html"];
 867
 868 #if ENABLE(WML)
 869     const KURL& url = [r URL];
 870     if (url.isLocalFile()) {
 871         // FIXME: Workaround for <rdar://problem/6917571>: The WML file extension ".wml" is not mapped to
 872         // the right MIME type, work around that CFNetwork problem, to unbreak WML support for local files.
 873         const String& path = url.path();
 874
 875         DEFINE_STATIC_LOCAL(const String, wmlExt, (".wml"));
 876         if (path.endsWith(wmlExt, false)) {
 877             static NSString* defaultMIMETypeString = [(NSString*) defaultMIMEType() retain];
 878             if ([[r MIMEType] isEqualToString:defaultMIMETypeString])
 879                 [r _setMIMEType:@"text/vnd.wap.wml"];
 880         }
 881     }
 882 #endif
 883
 884     m_handle->client()->didReceiveResponse(m_handle, r);
 885 }
 886
 887 - (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data lengthReceived:(long long)lengthReceived
 888 {
 889     UNUSED_PARAM(connection);
 890
 891     LOG(Network, "Handle %p delegate connection:%p didReceiveData:%p lengthReceived:%lld", m_handle, connection, data, lengthReceived);
 892
 893     if (!m_handle || !m_handle->client())
 894         return;
 895     // FIXME: If we get more than 2B bytes in a single chunk, this code won't do the right thing.
 896     // However, with today's computers and networking speeds, this won't happen in practice.
 897     // Could be an issue with a giant local file.
 898     CallbackGuard guard;
 899     m_handle->client()->didReceiveData(m_handle, (const char*)[data bytes], [data length], static_cast<int>(lengthReceived));
 900 }
 901
 902 - (void)connection:(NSURLConnection *)connection willStopBufferingData:(NSData *)data
 903 {
 904     UNUSED_PARAM(connection);
 905
 906     LOG(Network, "Handle %p delegate connection:%p willStopBufferingData:%p", m_handle, connection, data);
 907
 908     if (!m_handle || !m_handle->client())
 909         return;
 910     // FIXME: If we get a resource with more than 2B bytes, this code won't do the right thing.
 911     // However, with today's computers and networking speeds, this won't happen in practice.
 912     // Could be an issue with a giant local file.
 913     CallbackGuard guard;
 914     m_handle->client()->willStopBufferingData(m_handle, (const char*)[data bytes], static_cast<int>([data length]));
 915 }
 916
 917 - (void)connection:(NSURLConnection *)connection didSendBodyData:(NSInteger)bytesWritten totalBytesWritten:(NSInteger)totalBytesWritten totalBytesExpectedToWrite:(NSInteger)totalBytesExpectedToWrite
 918 {
 919     UNUSED_PARAM(connection);
 920     UNUSED_PARAM(bytesWritten);
 921
 922     LOG(Network, "Handle %p delegate connection:%p didSendBodyData:%d totalBytesWritten:%d totalBytesExpectedToWrite:%d", m_handle, connection, bytesWritten, totalBytesWritten, totalBytesExpectedToWrite);
 923
 924     if (!m_handle || !m_handle->client())
 925         return;
 926     CallbackGuard guard;
 927     m_handle->client()->didSendData(m_handle, totalBytesWritten, totalBytesExpectedToWrite);
 928 }
 929
 930 - (void)connectionDidFinishLoading:(NSURLConnection *)connection
 931 {
 932     UNUSED_PARAM(connection);
 933
 934     LOG(Network, "Handle %p delegate connectionDidFinishLoading:%p", m_handle, connection);
 935
 936     if (!m_handle || !m_handle->client())
 937         return;
 938     CallbackGuard guard;
 939
 940     if (!ResourceHandle::didSendBodyDataDelegateExists())
 941         disassociateStreamWithResourceHandle([m_handle->firstRequest().nsURLRequest() HTTPBodyStream]);
 942
 943     m_handle->client()->didFinishLoading(m_handle, 0);
 944 }
 945
 946 - (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error
 947 {
 948     UNUSED_PARAM(connection);
 949
 950     LOG(Network, "Handle %p delegate connection:%p didFailWithError:%@", m_handle, connection, error);
 951
 952     if (!m_handle || !m_handle->client())
 953         return;
 954     CallbackGuard guard;
 955
 956     if (!ResourceHandle::didSendBodyDataDelegateExists())
 957         disassociateStreamWithResourceHandle([m_handle->firstRequest().nsURLRequest() HTTPBodyStream]);
 958
 959     m_handle->client()->didFail(m_handle, error);
 960 }
 961
 962 #ifdef BUILDING_ON_TIGER
 963 - (void)_callConnectionWillCacheResponseWithInfo:(NSMutableDictionary *)info
 964 {
 965     NSURLConnection *connection = [info objectForKey:@"connection"];
 966     NSCachedURLResponse *cachedResponse = [info objectForKey:@"cachedResponse"];
 967     NSCachedURLResponse *result = [self connection:connection willCacheResponse:cachedResponse];
 968     if (result)
 969         [info setObject:result forKey:@"result"];
 970 }
 971 #endif
 972
 973 - (NSCachedURLResponse *)connection:(NSURLConnection *)connection willCacheResponse:(NSCachedURLResponse *)cachedResponse
 974 {
 975     LOG(Network, "Handle %p delegate connection:%p willCacheResponse:%p", m_handle, connection, cachedResponse);
 976
 977 #ifdef BUILDING_ON_TIGER
 978     // On Tiger CFURLConnection can sometimes call the connection:willCacheResponse: delegate method on
 979     // a secondary thread instead of the main thread. If this happens perform the work on the main thread.
 980     if (!pthread_main_np()) {
 981         NSMutableDictionary *info = [[NSMutableDictionary alloc] init];
 982         if (connection)
 983             [info setObject:connection forKey:@"connection"];
 984         if (cachedResponse)
 985             [info setObject:cachedResponse forKey:@"cachedResponse"];
 986
 987         // Include synchronous url connection's mode as an acceptable run loopmode
 988         // <rdar://problem/5511842>
 989         NSArray *modes = [[NSArray alloc] initWithObjects:(NSString *)kCFRunLoopCommonModes, @"NSSynchronousURLConnection_PrivateMode", nil];
 990         [self performSelectorOnMainThread:@selector(_callConnectionWillCacheResponseWithInfo:) withObject:info waitUntilDone:YES modes:modes];
 991         [modes release];
 992
 993         NSCachedURLResponse *result = [[info valueForKey:@"result"] retain];
 994         [info release];
 995
 996         return [result autorelease];
 997     }
 998 #else
 999     UNUSED_PARAM(connection);
1000 #endif
1001
1002 #ifndef NDEBUG
1003     if (isInitializingConnection)
1004         LOG_ERROR("connection:willCacheResponse: was called inside of [NSURLConnection initWithRequest:delegate:] (4067625)");
1005 #endif
1006
1007     if (!m_handle || !m_handle->client())
1008         return nil;
1009
1010     CallbackGuard guard;
1011
1012     NSCachedURLResponse *newResponse = m_handle->client()->willCacheResponse(m_handle, cachedResponse);
1013     if (newResponse != cachedResponse)
1014         return newResponse;
1015
1016     CacheStoragePolicy policy = static_cast<CacheStoragePolicy>([newResponse storagePolicy]);
1017
1018     m_handle->client()->willCacheResponse(m_handle, policy);
1019
1020     if (static_cast<NSURLCacheStoragePolicy>(policy) != [newResponse storagePolicy])
1021         newResponse = [[[NSCachedURLResponse alloc] initWithResponse:[newResponse response]
1022                                                                 data:[newResponse data]
1023                                                             userInfo:[newResponse userInfo]
1024                                                        storagePolicy:static_cast<NSURLCacheStoragePolicy>(policy)] autorelease];
1025
1026     return newResponse;
1027 }
1028
1029 @end
1030
1031 #ifndef BUILDING_ON_TIGER
1032
1033 WebCoreSynchronousLoaderClient::~WebCoreSynchronousLoaderClient()
1034 {
1035     [m_response release];
1036     [m_data release];
1037     [m_error release];
1038 }
1039
1040 void WebCoreSynchronousLoaderClient::willSendRequest(ResourceHandle* handle, ResourceRequest& request, const ResourceResponse& /*redirectResponse*/)
1041 {
1042     // FIXME: This needs to be fixed to follow the redirect correctly even for cross-domain requests.
1043     if (!protocolHostAndPortAreEqual(handle->firstRequest().url(), request.url())) {
1044         ASSERT(!m_error);
1045         m_error = [[NSError alloc] initWithDomain:NSURLErrorDomain code:NSURLErrorBadServerResponse userInfo:nil];
1046         m_isDone = true;
1047         request = 0;
1048         return;
1049     }
1050 }
1051
1052 bool WebCoreSynchronousLoaderClient::shouldUseCredentialStorage(ResourceHandle*)
1053 {
1054     // FIXME: We should ask FrameLoaderClient whether using credential storage is globally forbidden.
1055     return m_allowStoredCredentials;
1056 }
1057
1058 #if USE(PROTECTION_SPACE_AUTH_CALLBACK)
1059 bool WebCoreSynchronousLoaderClient::canAuthenticateAgainstProtectionSpace(ResourceHandle*, const ProtectionSpace&)
1060 {
1061     // FIXME: We should ask FrameLoaderClient.
1062     return true;
1063 }
1064 #endif
1065
1066 void WebCoreSynchronousLoaderClient::didReceiveAuthenticationChallenge(ResourceHandle*, const AuthenticationChallenge& challenge)
1067 {
1068     // FIXME: The user should be asked for credentials, as in async case.
1069     [challenge.sender() continueWithoutCredentialForAuthenticationChallenge:challenge.nsURLAuthenticationChallenge()];
1070 }
1071
1072 void WebCoreSynchronousLoaderClient::didReceiveResponse(ResourceHandle*, const ResourceResponse& response)
1073 {
1074     [m_response release];
1075     m_response = [response.nsURLResponse() copy];
1076 }
1077
1078 void WebCoreSynchronousLoaderClient::didReceiveData(ResourceHandle*, const char* data, int length, int /*lengthReceived*/)
1079 {
1080     if (!m_data)
1081         m_data = [[NSMutableData alloc] init];
1082     [m_data appendBytes:data length:length];
1083 }
1084
1085 void WebCoreSynchronousLoaderClient::didFinishLoading(ResourceHandle*, double)
1086 {
1087     m_isDone = true;
1088 }
1089
1090 void WebCoreSynchronousLoaderClient::didFail(ResourceHandle*, const ResourceError& error)
1091 {
1092     ASSERT(!m_error);
1093
1094     m_error = [error copy];
1095     m_isDone = true;
1096 }
1097
1098 #endif // BUILDING_ON_TIGER
1099
1100 #endif // !USE(CFNETWORK)