macosx-10.9.5/cddafs-252/AppleCDDAFileSystemVNodeOps.c

61 #include <sys/uio.h>
81 AddDirectoryEntry ( UInt32 nodeID, UInt8 type, const char * name, uio_t uio );
90 //	AddDirectoryEntry - This routine adds a directory entry to the uio buffer
97 					uio_t			uio )
105 	DebugAssert ( ( uio != NULL ) );
124 	if ( uio_resid ( uio ) < directoryEntry.d_reclen )
138 		uiomove ( ( caddr_t ) &directoryEntry, ( int ) sizeof ( directoryEntry ), uio );
412 	uio_t				uio				= NULL;
421 	uio			= readArgsPtr->a_uio;
424 	DebugAssert ( ( uio != NULL ) );
439 	if ( uio_resid ( uio ) == 0 )
448 	if ( uio_offset ( uio ) < 0 )
459 		off_t		offset			= uio_offset ( uio );
466 		if ( uio_offset ( uio ) > numBytes )
474 		amountToCopy = ( UInt32 ) __u64min ( uio_resid ( uio ), numBytes - offset );
478 				  uio );
502 		offset	= uio_offset ( uio );
524 			amountToCopy = ( UInt32 ) __u64min ( uio_resid ( uio ), headerSize - offset );
528 				  uio );
543 		if ( ( uio_resid ( uio ) > 0  ) &&
549 			amountToCopy = ( UInt32 ) __u64min ( uio_resid ( uio ), kPhysicalMediaBlockSize - offset );
553 				  uio );
567 		if ( ( uio_resid ( uio ) > 0  ) &&
568 			 ( uio_offset ( uio ) < cddaNodePtr->u.file.nodeInfoPtr->numBytes ) )
582 				count = ( UInt32 ) __u64min ( uio_resid ( uio ), ( kPhysicalMediaBlockSize - sectorOffset ) );
583 				count = ( UInt32 ) __u64min ( count, cddaNodePtr->u.file.nodeInfoPtr->numBytes - uio_offset ( uio ) );
602 				error = uiomove ( ( caddr_t ) ( ( char * ) buf_dataptr ( bufPtr ) + sectorOffset ), count, uio );
628 			while ( ( uio_resid ( uio ) > kPhysicalMediaBlockSize ) &&
629 					( uio_offset ( uio ) < cddaNodePtr->u.file.nodeInfoPtr->numBytes ) )
635 				if ( uio_resid ( uio ) > kMaxBytesPerRead )
643 					blocksToRead	= uio_resid ( uio ) / kPhysicalMediaBlockSize;
663 				count = ( UInt32 ) __u64min ( count, cddaNodePtr->u.file.nodeInfoPtr->numBytes - uio_offset ( uio ) );
666 				error = uiomove ( ( caddr_t ) buf_dataptr ( bufPtr ), count, uio );
691 			if ( ( uio_resid ( uio ) > 0  ) &&
692 				 ( uio_offset ( uio ) < cddaNodePtr->u.file.nodeInfoPtr->numBytes ) )
695 				count = ( UInt32 ) __u64min ( uio_resid ( uio ), cddaNodePtr->u.file.nodeInfoPtr->numBytes - uio_offset ( uio ) );
714 				error = uiomove ( ( caddr_t ) buf_dataptr ( bufPtr ), count, uio );
767 	uio_t					uio					= NULL;
778 	uio			= readDirArgsPtr->a_uio;
781 	DebugAssert ( ( uio != NULL ) );
808 	if ( uio_iovcnt ( uio ) > 1 )
817 	if ( ( uint32_t ) uio_resid ( uio ) < sizeof ( struct dirent ) )
828 	if ( uio_offset ( uio ) == 0 )
831 		offsetValue = AddDirectoryEntry ( cddaNodePtr->nodeID, DT_DIR, ".", uio );
842 	if ( uio_offset ( uio ) == direntSize )
845 		offsetValue = AddDirectoryEntry ( cddaNodePtr->nodeID, DT_DIR, "..", uio );
856 	if ( uio_offset ( uio ) == direntSize * kAppleCDDARootFileID )
859 		offsetValue += AddDirectoryEntry ( kAppleCDDAXMLFileID, DT_REG, ".TOC.plist", uio );
884 		DebugLog ( ( "uio_offset ( uio ) = %ld.\n", uio_offset ( uio ) ) );
885 		DebugLog ( ( "uio_resid ( uio ) = %ld.\n", uio_resid ( uio ) ) );
887 		if ( uio_offset ( uio ) == direntSize * ( index + kNumberOfFakeDirEntries ) )
896 											  uio );
913 		DebugLog ( ( "eofflag = %d.\n", ( uio_offset ( uio ) >= direntSize * ( cddaMountPtr->numTracks + kNumberOfFakeDirEntries ) ) ? 1 : 0 ) );
916 		*readDirArgsPtr->a_eofflag = ( uio_offset ( uio ) >= direntSize * ( cddaMountPtr->numTracks + kNumberOfFakeDirEntries ) ) ? 1 : 0;