author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 24 Sep 2009 12:53:48 +0300 | |
changeset 11 | c8a366e56285 |
parent 0 | dd21522fd290 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (C) 2006 Apple Computer, Inc. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#include "config.h" |
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#include "FoundationExtras.h" |
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#include "SharedBuffer.h" |
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#include "WebCoreObjCExtras.h" |
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#include <string.h> |
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#include <wtf/PassRefPtr.h> |
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using namespace WebCore; |
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@interface SharedBufferData : NSData |
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{ |
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SharedBuffer* sharedBuffer; |
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} |
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- (id)initWithSharedBuffer:(SharedBuffer*)buffer; |
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@end |
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@implementation SharedBufferData |
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#ifndef BUILDING_ON_TIGER |
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+ (void)initialize |
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{ |
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WebCoreObjCFinalizeOnMainThread(self); |
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} |
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#endif |
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- (void)dealloc |
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{ |
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sharedBuffer->deref(); |
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[super dealloc]; |
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} |
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- (void)finalize |
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{ |
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sharedBuffer->deref(); |
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[super finalize]; |
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} |
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- (id)initWithSharedBuffer:(SharedBuffer*)buffer |
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{ |
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self = [super init]; |
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if (self) { |
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sharedBuffer = buffer; |
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sharedBuffer->ref(); |
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} |
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return self; |
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} |
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- (unsigned)length |
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{ |
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return sharedBuffer->size(); |
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} |
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- (const void *)bytes |
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{ |
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return reinterpret_cast<const void*>(sharedBuffer->data()); |
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} |
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@end |
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namespace WebCore { |
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PassRefPtr<SharedBuffer> SharedBuffer::wrapNSData(NSData *nsData) |
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{ |
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return new SharedBuffer(nsData); |
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} |
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SharedBuffer::SharedBuffer(NSData *nsData) |
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: m_nsData(nsData) |
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{ |
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} |
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NSData *SharedBuffer::createNSData() |
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{ |
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return [[SharedBufferData alloc] initWithSharedBuffer:this]; |
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} |
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CFDataRef SharedBuffer::createCFData() |
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{ |
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return (CFDataRef)HardRetainWithNSRelease([[SharedBufferData alloc] initWithSharedBuffer:this]); |
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} |
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bool SharedBuffer::hasPlatformData() const |
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{ |
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return m_nsData; |
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} |
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const char* SharedBuffer::platformData() const |
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{ |
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return (const char*)[m_nsData.get() bytes]; |
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} |
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unsigned SharedBuffer::platformDataSize() const |
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{ |
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return [m_nsData.get() length]; |
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} |
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void SharedBuffer::maybeTransferPlatformData() |
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{ |
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if (!m_nsData) |
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return; |
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ASSERT(m_buffer.size() == 0); |
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m_buffer.append(reinterpret_cast<const char*>([m_nsData.get() bytes]), [m_nsData.get() length]); |
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m_nsData = nil; |
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} |
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void SharedBuffer::clearPlatformData() |
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{ |
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m_nsData = 0; |
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} |
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PassRefPtr<SharedBuffer> SharedBuffer::createWithContentsOfFile(const String& filePath) |
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{ |
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NSData *resourceData = [NSData dataWithContentsOfFile:filePath]; |
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if (resourceData) |
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return SharedBuffer::wrapNSData(resourceData); |
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return 0; |
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} |
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} |
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