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/macosx-10.10/IOATAFamily-253.0.1/
H A DIOATAController.cpp1629 IOByteCount bufferBytes = (thisPass > _doubleBuffer.bufferSize )? _doubleBuffer.bufferSize : thisPass; local
1635 txDataIn(_doubleBuffer.logicalBuffer, bufferBytes );
1637 descriptor->writeBytes( xfrPosition, (void*) _doubleBuffer.logicalBuffer, bufferBytes);
1642 descriptor->readBytes( xfrPosition, (void*) _doubleBuffer.logicalBuffer, bufferBytes );
1644 txDataOut(_doubleBuffer.logicalBuffer, bufferBytes);
1648 xfrPosition += bufferBytes;
1649 thisPass -= bufferBytes;
1650 _currentCommand->setActualTransfer(_currentCommand->getActualTransfer() + bufferBytes);
1651 bytesRemaining -= bufferBytes;

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