hfscommon/BTree/BTreeAllocate.c

324 	BlockDescriptor			 mapNode, newNode;
340 	mapNode.buffer		= nil;
341 	mapNode.blockHeader = nil;
352 		err = GetMapNode (btreePtr, &mapNode, &mapStart, &mapSize);
359 	} while ( ((BTNodeDescriptor*)mapNode.buffer)->fLink != 0 );
395 		err = ReleaseNode (btreePtr, &mapNode);
404 	ModifyBlockStart(btreePtr->fileRefNum, &mapNode);
406 	((BTNodeDescriptor*)mapNode.buffer)->fLink = firstNewMapNodeNum;
444 			nextNodeNum = ((NodeDescPtr)mapNode.buffer)->fLink;
451 			err = UpdateNode (btreePtr, &mapNode, 0, kLockTransaction);
454 			err = GetNode (btreePtr, nextNodeNum, 0, &mapNode);
458 			ModifyBlockStart(btreePtr->fileRefNum, &mapNode);
462 			mapStart	 = (u_int16_t *) GetRecordAddress (btreePtr, mapNode.buffer, mapIndex);
463 			mapSize		 = GetRecordSize (btreePtr, mapNode.buffer, mapIndex);
486 	err = UpdateNode (btreePtr, &mapNode, 0, kLockTransaction);
509 	(void) ReleaseNode (btreePtr, &mapNode);
630 	BlockDescriptor			mapNode;
644 	mapNode.buffer = nil;
645 	mapNode.blockHeader = nil;
651 		err = GetMapNode (btreePtr, &mapNode, &mapPtr, &mapSize);
741 	(void) ReleaseNode(btreePtr, &mapNode);