1/* 2 * Copyright (c) 2004 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29#include <stdint.h> 30 31#ifdef __cplusplus 32 33enum { kIOHibernateAESKeySize = 128 }; /* bits */ 34 35struct IOHibernateVars 36{ 37 hibernate_page_list_t * page_list; 38 hibernate_page_list_t * page_list_wired; 39 hibernate_page_list_t * page_list_pal; 40 class IOBufferMemoryDescriptor * ioBuffer; 41 class IOBufferMemoryDescriptor * srcBuffer; 42 class IOBufferMemoryDescriptor * handoffBuffer; 43 class IOMemoryDescriptor * previewBuffer; 44 OSData * previewData; 45 OSData * fileExtents; 46 OSObject * saveBootDevice; 47 48 struct IOPolledFileIOVars * fileVars; 49 uint64_t fileMinSize; 50 uint64_t fileMaxSize; 51 vm_offset_t videoMapping; 52 vm_size_t videoAllocSize; 53 vm_size_t videoMapSize; 54 uint8_t * consoleMapping; 55 uint8_t haveFastBoot; 56 uint8_t saveBootAudioVolume; 57 uint8_t wiredCryptKey[kIOHibernateAESKeySize / 8]; 58 uint8_t cryptKey[kIOHibernateAESKeySize / 8]; 59 uint8_t volumeCryptKey[kIOHibernateAESKeySize / 8]; 60}; 61typedef struct IOHibernateVars IOHibernateVars; 62 63 64struct IOPolledFileIOVars 65{ 66 struct kern_direct_file_io_ref_t * fileRef; 67 IORegistryEntry * media; 68 class OSArray * pollers; 69 IOByteCount blockSize; 70 uint8_t * buffer; 71 IOByteCount bufferSize; 72 IOByteCount bufferLimit; 73 IOByteCount bufferOffset; 74 IOByteCount bufferHalf; 75 IOByteCount extentRemaining; 76 IOByteCount lastRead; 77 IOByteCount readEnd; 78 uint32_t flags; 79 uint64_t fileSize; 80 uint64_t block0; 81 uint64_t position; 82 uint64_t extentPosition; 83 uint64_t encryptStart; 84 uint64_t encryptEnd; 85 uint64_t cryptBytes; 86 AbsoluteTime cryptTime; 87 IOPolledFileExtent * extentMap; 88 IOPolledFileExtent * currentExtent; 89 bool io; 90 IOReturn ioStatus; 91}; 92typedef struct IOPolledFileIOVars IOPolledFileIOVars; 93 94#endif /* __cplusplus */ 95 96enum 97{ 98 kIOHibernateTagSignature = 0x53000000, 99 kIOHibernateTagLength = 0x00001fff, 100}; 101 102#ifdef __cplusplus 103extern "C" 104#endif /* __cplusplus */ 105uint32_t 106hibernate_sum_page(uint8_t *buf, uint32_t ppnum); 107 108extern vm_offset_t segHIBB; 109extern unsigned long segSizeHIB; 110extern vm_offset_t segDATAB; 111extern unsigned long segSizeDATA; 112 113extern ppnum_t gIOHibernateHandoffPages[]; 114extern uint32_t gIOHibernateHandoffPageCount; 115