iokit/Kernel/IOHibernateIO.cpp

61   The kernel segment "__HIB" is written uncompressed to the image. This segment of code and data
81   only code & data in that section is safe to call since all the other wired pages are still
130 the data, an offset to the disk and length (block aligned 64 bit numbers), and completion callback.
736 	OSData * data;
799 						(void *) (uintptr_t) true, (void *) &data);
813 		data = OSData::withBytes(tail + 1, strlen(tail + 1));
814 		data->appendBytes(str2, strlen(str2));
818 	    *imagePath = data;
1124     OSData *   data;
1257                                 &vars->fileVars, &vars->fileExtents, &data,
1329                 gIOOptionsEntry->setProperty(sym, data);
1332             data->release();
1371 	    data = OSData::withBytes(&rtcVars, sizeof(rtcVars));
1372 	    if (data)
1377 		    IOService::getPMRootDomain()->setProperty(gIOHibernateRTCVariablesKey, data);
1387 			    gIOOptionsEntry->setProperty(sym, data); /* intentional insecure backup of rtc boot vars */
1393 		data->release();
1397                 data = OSDynamicCast(OSData, gIOChosenEntry->getProperty(kIOHibernateMachineSignatureKey));
1398                 if (data)
1399                     gIOHibernateCurrentHeader->machineSignature = *((UInt32 *)data->getBytesNoCopy());
1405 			data = OSDynamicCast(OSData, gIOChosenEntry->getProperty("boot-device-path"));
1406 			if (data)
1415 			    loadOptionHeader.FilePathLength = data->getLength();
1421 				gIOHibernateBoot0082Data->appendBytes(data);
1445                 data = OSData::withBytes(&vars->wiredCryptKey[0], sizeof(vars->wiredCryptKey));
1447                 if (sym && data)
1448                     gIOOptionsEntry->setProperty(sym, data);
1451                 if (data)
1452                     data->release();
1455                     data = OSData::withCapacity(16);
1457                     if (sym && data)
1473                                 data->appendBytes(&value, sizeof(value));
1475                         gIOOptionsEntry->setProperty(sym, data);
1479                     if (data)
1480                         data->release();
1672     OSData          * data;
1696         && (data = OSDynamicCast(OSData,
1699 	UInt32 flags = *((UInt32 *)data->getBytesNoCopy());
1838 	 * is not backed by coin cell.  Remove Hibernate data from NVRAM.
1876 		 handoff = (IOHibernateHandoff *) &handoff->data[handoff->bytecount])
1879 		uint8_t * data = &handoff->data[0];
1887 			MergeDeviceTree((DeviceTreeNode *) data, IOService::getServiceRoot());
1894 			    md = IOBufferMemoryDescriptor::withBytes(data, handoff->bytecount, kIODirectionOutIn);
1950 	data = OSDynamicCast(OSData, gIOChosenEntry->getProperty(kIOScreenLockStateKey));
1951 	if (data) switch (*((uint32_t *)data->getBytesNoCopy()))
1982     OSData * data = OSData::withBytesNoCopy(&gIOHibernateState, sizeof(gIOHibernateState));
1983     if (data)
1985 	rootDomain->setProperty(kIOHibernateStateKey, data);
1986 	data->release();
2058     uint8_t *	 data;
2100     // encryption data. "iv" is the "initial vector".
2474                         data = (src + page_size);
2476                         data = src;
2483                     err = IOPolledFileWrite(vars->fileVars, data, (pageCompressedSize + 3) & ~3, cryptvars);
2722     	 handoff = (IOHibernateHandoff *) &handoff->data[handoff->bytecount])
2725 	uint8_t * data = &handoff->data[0];
2733 		bcopy(data, gIOHibernateGraphicsInfo, sizeof(*gIOHibernateGraphicsInfo));
2740 		    wakevars = (hibernate_cryptwakevars_t *) &handoff->data[0];
2744 		bzero(data, handoff->bytecount);
2748 		hibernate_newruntime_map(data, handoff->bytecount,
2755 //		    HIBPRINT("DTLookupEntry %d\n", DTLookupEntry((const DTEntry) data, "/chosen", &chosen));
2952     OSData *          data;
2958     data = OSDynamicCast(OSData, IOService::getPMRootDomain()->getProperty(kIOHibernateSMCVariablesKey));
2959     if (!data) return;
2961     smcVars = (typeof(smcVars)) data->getBytesNoCopy();