136 lines
3.2 KiB
C
136 lines
3.2 KiB
C
/*
|
|
* Copyright (C) 2007-2011, 2014 Apple Inc. All rights reserved.
|
|
*
|
|
* This document is the property of Apple Inc.
|
|
* It is considered confidential and proprietary.
|
|
*
|
|
* This document may not be reproduced or transmitted in any form,
|
|
* in whole or in part, without the express written permission of
|
|
* Apple Inc.
|
|
*/
|
|
#ifndef _IMAGE3_FORMAT_H_
|
|
#define _IMAGE3_FORMAT_H_
|
|
|
|
#include <drivers/sha1.h>
|
|
|
|
/*
|
|
* All structures defined here are on-media formats.
|
|
*/
|
|
#pragma pack(push, 1)
|
|
|
|
/*
|
|
* Fixed object header.
|
|
*/
|
|
typedef struct _Image3ObjectHeader {
|
|
/* these fields are unsigned */
|
|
u_int32_t ihMagic;
|
|
#define kImage3HeaderMagic 'Img3'
|
|
u_int32_t ihSkipDistance;
|
|
u_int32_t ihBufferLength;
|
|
|
|
/* fields below are signed */
|
|
u_int32_t ihSignedLength;
|
|
u_int32_t ihType;
|
|
u_int8_t ihBuffer[];
|
|
} Image3ObjectHeader;
|
|
|
|
/*
|
|
* Generic tag header.
|
|
*/
|
|
typedef struct {
|
|
u_int32_t itTag;
|
|
u_int32_t itSkipDistance;
|
|
u_int32_t itBufferLength;
|
|
u_int8_t itBuffer[];
|
|
} Image3TagHeader;
|
|
|
|
#ifdef IMAGE3_CREATOR
|
|
/*
|
|
* Partial hash types.
|
|
*/
|
|
typedef struct {
|
|
/* number of valid bytes in the buffer */
|
|
u_int32_t masteredReservationLength;
|
|
u_int32_t masteredSignedLength;
|
|
u_int8_t sha1_state[CCSHA1_OUTPUT_SIZE];
|
|
} Image3PartialHash;
|
|
#endif /* IMAGE3_CREATOR */
|
|
|
|
/*
|
|
* Utility tag types.
|
|
*/
|
|
typedef struct {
|
|
/* number of valid bytes in the buffer */
|
|
u_int32_t stringLength;
|
|
char stringBytes[];
|
|
} Image3TagString;
|
|
|
|
typedef struct {
|
|
union {
|
|
u_int32_t u32;
|
|
int32_t s32;
|
|
} value;
|
|
} Image3TagNumber32;
|
|
|
|
typedef struct {
|
|
union {
|
|
u_int64_t u64;
|
|
int64_t s64;
|
|
} value;
|
|
} Image3TagNumber64;
|
|
|
|
typedef struct {
|
|
union {
|
|
Image3TagNumber32 n32;
|
|
Image3TagNumber64 n64;
|
|
} number;
|
|
} Image3TagNumber;
|
|
|
|
#ifdef IMAGE3_CREATOR
|
|
#define IMAGE_TYPE_EMBEDCERT 'cert' /* ihType of image embedded in leaf cert */
|
|
#endif /* IMAGE3_CREATOR */
|
|
|
|
/*
|
|
* Defined tags and their datastructures.
|
|
*/
|
|
|
|
#define kImage3TagTypeData 'DATA' /* opaque */
|
|
#define kImage3TagTypeSignedHash 'SHSH' /* opaque */
|
|
#define kImage3TagTypeCertificateChain 'CERT' /* opaque */
|
|
#define kImage3TagTypeVersion 'VERS' /* string */
|
|
#define kImage3TagTypeSecurityEpoch 'SEPO' /* number */
|
|
#define kImage3TagTypeSecurityDomain 'SDOM' /* number */
|
|
#define kImage3TagTypeProductionStatus 'PROD' /* number */
|
|
#define kImage3TagTypeChipType 'CHIP' /* number */
|
|
#define kImage3TagTypeBoardType 'BORD' /* number */
|
|
#define kImage3TagTypeUniqueID 'ECID' /* number */
|
|
#define kImage3TagTypeRandomPad 'SALT' /* number */
|
|
#define kImage3TagTypeType 'TYPE' /* number */
|
|
#define kImage3TagTypeOverride 'OVRD' /* bitmap */
|
|
#define kImage3TagTypeHardwareEpoch 'CEPO' /* number */
|
|
#define kImage3TagTypeNonce 'NONC' /* opaque */
|
|
|
|
#define kImage3TagTypeKeybag 'KBAG'
|
|
typedef struct {
|
|
u_int32_t kbSelector;
|
|
#define kImage3KeybagSelectorNoKey (0)
|
|
#define kImage3KeybagSelectorChipUnique (1)
|
|
#define kImage3KeybagSelectorChipUniqueDev (2)
|
|
u_int32_t kbKeySize;
|
|
u_int8_t kbIVBytes[16];
|
|
u_int8_t kbKeyBytes[32];
|
|
} Image3TagKBAG;
|
|
|
|
#define kImage3SecurityDomainManufacturer 0
|
|
#define kImage3SecurityDomainDarwin 1
|
|
#define kImage3SecurityDomainRTXC 3
|
|
|
|
#define kImage3SecurityProductionStatus 1
|
|
|
|
#define kImage3OverrideProductionMode 1
|
|
|
|
/* restore structure packing */
|
|
#pragma pack(pop)
|
|
|
|
#endif /* _IMAGE3_FORMAT_H_ */
|