cbnt

package
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 Go to latest Published: May 11, 2023 License: BSD-3-Clause Imports: 18 Imported by: 12

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Index

Constants

This section is empty.

Variables

View Source 
var (
	// RandReader exports the rand.Reader
	RandReader = rand.Reader
)
View Source 
var (
	// StrictOrderCheck defines if elements order checks should be performed.
	// For example in the Boot Policy Manifest elements could be in a wrong
	// order. And we still can parse it, but in this way `*Offset` methods
	// could be confusing, since they will show the offset as they will
	// be written (not as they were parsed).
	//
	// We require a strict order because it is explicitly required
	// in the documentation #575623:
	//
	// > The order of the elements and the order of the fields within each
	// > element are architectural and must be followed.
	StrictOrderCheck = true
)

Functions

This section is empty.

Types

type Algorithm 

type Algorithm uint16

Algorithm represents a crypto algorithm value. 

const (
	AlgUnknown Algorithm = 0x0000
	AlgRSA     Algorithm = 0x0001
	AlgSHA1    Algorithm = 0x0004
	AlgSHA256  Algorithm = 0x000B
	AlgSHA384  Algorithm = 0x000C
	AlgSHA512  Algorithm = 0x000D
	AlgNull    Algorithm = 0x0010
	AlgSM3     Algorithm = 0x0012
	AlgRSASSA  Algorithm = 0x0014
	AlgRSAPSS  Algorithm = 0x0016
	AlgECDSA   Algorithm = 0x0018
	AlgSM2     Algorithm = 0x001b
	AlgECC     Algorithm = 0x0023
)

Supported algorithms

func GetAlgFromString 

func GetAlgFromString(name string) (Algorithm, error)

func (Algorithm) Hash 

func (a Algorithm) Hash() (hash.Hash, error)

Hash returns a crypto.Hash based on the given id. An error is returned if the given algorithm is not a hash algorithm or is not available.

func (Algorithm) IsNull 

func (a Algorithm) IsNull() bool

IsNull returns true if a is AlgNull or zero (unset).

func (Algorithm) PrettyString 

func (v Algorithm) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the bits of the flags in an easy-to-read format.

func (Algorithm) ReadFrom 

func (v Algorithm) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the Algorithm from 'r' in binary format.

func (Algorithm) String 

func (a Algorithm) String() string

func (Algorithm) TotalSize 

func (v Algorithm) TotalSize() uint64

TotalSize returns the total size measured through binary.Size.

func (Algorithm) WriteTo 

func (v Algorithm) WriteTo(w io.Writer) (int64, error)

WriteTo writes the Algorithm into 'w' in binary format.

type BitSize 

type BitSize uint16

BitSize is a size in bits.

func (BitSize) InBits 

func (ks BitSize) InBits() uint16

InBits returns the size in bits.

func (BitSize) InBytes 

func (ks BitSize) InBytes() uint16

InBytes returns the size in bytes.

func (BitSize) PrettyString 

func (v BitSize) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the bits of the flags in an easy-to-read format.

func (BitSize) ReadFrom 

func (v BitSize) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the BitSize from 'r' in binary format.

func (*BitSize) SetInBits 

func (ks *BitSize) SetInBits(amountOfBits uint16)

SetInBits sets the size in bits.

func (*BitSize) SetInBytes 

func (ks *BitSize) SetInBytes(amountOfBytes uint16)

SetInBytes sets the size in bytes.

func (BitSize) TotalSize 

func (v BitSize) TotalSize() uint64

TotalSize returns the total size measured through binary.Size.

func (BitSize) WriteTo 

func (v BitSize) WriteTo(w io.Writer) (int64, error)

WriteTo writes the BitSize into 'w' in binary format.

type ChipsetACModuleInformation 

type ChipsetACModuleInformation struct {
	UUID            [16]byte
	ChipsetACMType  uint8
	Version         uint8
	Length          uint16
	ChipsetIDList   uint32
	OsSinitDataVer  uint32
	MinMleHeaderVer uint32
	Capabilities    uint32
	AcmVersion      uint8
	AcmRevision     [3]uint8
	ProcessorIDList uint32
}

ChipsetACModuleInformation represents Chipset AC Module Information Table parts for all versions

func NewChipsetACModuleInformation 

func NewChipsetACModuleInformation() *ChipsetACModuleInformation

NewChipsetACModuleInformation returns a new instance of ChipsetACModuleInformation with all default values set.

func (*ChipsetACModuleInformation) AcmRevisionOffset 

func (s *ChipsetACModuleInformation) AcmRevisionOffset() uint64

AcmRevisionOffset returns the offset in bytes of field AcmRevision

func (*ChipsetACModuleInformation) AcmRevisionTotalSize 

func (s *ChipsetACModuleInformation) AcmRevisionTotalSize() uint64

AcmRevisionSize returns the size in bytes of the value of field AcmRevision

func (*ChipsetACModuleInformation) AcmVersionOffset 

func (s *ChipsetACModuleInformation) AcmVersionOffset() uint64

AcmVersionOffset returns the offset in bytes of field AcmVersion

func (*ChipsetACModuleInformation) AcmVersionTotalSize 

func (s *ChipsetACModuleInformation) AcmVersionTotalSize() uint64

AcmVersionSize returns the size in bytes of the value of field AcmVersion

func (*ChipsetACModuleInformation) CapabilitiesOffset 

func (s *ChipsetACModuleInformation) CapabilitiesOffset() uint64

CapabilitiesOffset returns the offset in bytes of field Capabilities

func (*ChipsetACModuleInformation) CapabilitiesTotalSize 

func (s *ChipsetACModuleInformation) CapabilitiesTotalSize() uint64

CapabilitiesSize returns the size in bytes of the value of field Capabilities

func (*ChipsetACModuleInformation) ChipsetACMTypeOffset 

func (s *ChipsetACModuleInformation) ChipsetACMTypeOffset() uint64

ChipsetACMTypeOffset returns the offset in bytes of field ChipsetACMType

func (*ChipsetACModuleInformation) ChipsetACMTypeTotalSize 

func (s *ChipsetACModuleInformation) ChipsetACMTypeTotalSize() uint64

ChipsetACMTypeSize returns the size in bytes of the value of field ChipsetACMType

func (*ChipsetACModuleInformation) ChipsetIDListOffset 

func (s *ChipsetACModuleInformation) ChipsetIDListOffset() uint64

ChipsetIDListOffset returns the offset in bytes of field ChipsetIDList

func (*ChipsetACModuleInformation) ChipsetIDListTotalSize 

func (s *ChipsetACModuleInformation) ChipsetIDListTotalSize() uint64

ChipsetIDListSize returns the size in bytes of the value of field ChipsetIDList

func (*ChipsetACModuleInformation) LengthOffset 

func (s *ChipsetACModuleInformation) LengthOffset() uint64

LengthOffset returns the offset in bytes of field Length

func (*ChipsetACModuleInformation) LengthTotalSize 

func (s *ChipsetACModuleInformation) LengthTotalSize() uint64

LengthSize returns the size in bytes of the value of field Length

func (*ChipsetACModuleInformation) MinMleHeaderVerOffset 

func (s *ChipsetACModuleInformation) MinMleHeaderVerOffset() uint64

MinMleHeaderVerOffset returns the offset in bytes of field MinMleHeaderVer

func (*ChipsetACModuleInformation) MinMleHeaderVerTotalSize 

func (s *ChipsetACModuleInformation) MinMleHeaderVerTotalSize() uint64

MinMleHeaderVerSize returns the size in bytes of the value of field MinMleHeaderVer

func (*ChipsetACModuleInformation) OsSinitDataVerOffset 

func (s *ChipsetACModuleInformation) OsSinitDataVerOffset() uint64

OsSinitDataVerOffset returns the offset in bytes of field OsSinitDataVer

func (*ChipsetACModuleInformation) OsSinitDataVerTotalSize 

func (s *ChipsetACModuleInformation) OsSinitDataVerTotalSize() uint64

OsSinitDataVerSize returns the size in bytes of the value of field OsSinitDataVer

func (*ChipsetACModuleInformation) PrettyString 

func (s *ChipsetACModuleInformation) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the content of the structure in an easy-to-read format.

func (*ChipsetACModuleInformation) ProcessorIDListOffset 

func (s *ChipsetACModuleInformation) ProcessorIDListOffset() uint64

ProcessorIDListOffset returns the offset in bytes of field ProcessorIDList

func (*ChipsetACModuleInformation) ProcessorIDListTotalSize 

func (s *ChipsetACModuleInformation) ProcessorIDListTotalSize() uint64

ProcessorIDListSize returns the size in bytes of the value of field ProcessorIDList

func (*ChipsetACModuleInformation) ReadFrom 

func (s *ChipsetACModuleInformation) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the ChipsetACModuleInformation from 'r' in format defined in the document #575623.

func (*ChipsetACModuleInformation) Rehash 

func (s *ChipsetACModuleInformation) Rehash()

Rehash sets values which are calculated automatically depending on the rest data. It is usually about the total size field of an element.

func (*ChipsetACModuleInformation) RehashRecursive 

func (s *ChipsetACModuleInformation) RehashRecursive()

RehashRecursive calls Rehash (see below) recursively.

func (*ChipsetACModuleInformation) TotalSize 

func (s *ChipsetACModuleInformation) TotalSize() uint64

Size returns the total size of the ChipsetACModuleInformation.

func (*ChipsetACModuleInformation) UUIDOffset 

func (s *ChipsetACModuleInformation) UUIDOffset() uint64

UUIDOffset returns the offset in bytes of field UUID

func (*ChipsetACModuleInformation) UUIDTotalSize 

func (s *ChipsetACModuleInformation) UUIDTotalSize() uint64

UUIDSize returns the size in bytes of the value of field UUID

func (*ChipsetACModuleInformation) Validate 

func (s *ChipsetACModuleInformation) Validate() error

Validate (recursively) checks the structure if there are any unexpected values. It returns an error if so.

func (*ChipsetACModuleInformation) VersionOffset 

func (s *ChipsetACModuleInformation) VersionOffset() uint64

VersionOffset returns the offset in bytes of field Version

func (*ChipsetACModuleInformation) VersionTotalSize 

func (s *ChipsetACModuleInformation) VersionTotalSize() uint64

VersionSize returns the size in bytes of the value of field Version

func (*ChipsetACModuleInformation) WriteTo 

func (s *ChipsetACModuleInformation) WriteTo(w io.Writer) (int64, error)

WriteTo writes the ChipsetACModuleInformation into 'w' in format defined in the document #575623.

type ChipsetACModuleInformationV5 

type ChipsetACModuleInformationV5 struct {
	Base        ChipsetACModuleInformation
	TPMInfoList uint32
}

ChipsetACModuleInformationV5 represents Chipset AC Module Information Table for version >= 5

func NewChipsetACModuleInformationV5 

func NewChipsetACModuleInformationV5() *ChipsetACModuleInformationV5

NewChipsetACModuleInformationV5 returns a new instance of ChipsetACModuleInformationV5 with all default values set.

func ParseChipsetACModuleInformation 

func ParseChipsetACModuleInformation(r io.Reader) (int64, ChipsetACModuleInformationV5, error)

ParseChipsetACModuleInformation parses Chipset AC Module Information Table according to the version

func (*ChipsetACModuleInformationV5) BaseOffset 

func (s *ChipsetACModuleInformationV5) BaseOffset() uint64

BaseOffset returns the offset in bytes of field Base

func (*ChipsetACModuleInformationV5) BaseTotalSize 

func (s *ChipsetACModuleInformationV5) BaseTotalSize() uint64

BaseSize returns the size in bytes of the value of field Base

func (*ChipsetACModuleInformationV5) PrettyString 

func (s *ChipsetACModuleInformationV5) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the content of the structure in an easy-to-read format.

func (*ChipsetACModuleInformationV5) ReadFrom 

func (s *ChipsetACModuleInformationV5) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the ChipsetACModuleInformationV5 from 'r' in format defined in the document #575623.

func (*ChipsetACModuleInformationV5) Rehash 

func (s *ChipsetACModuleInformationV5) Rehash()

Rehash sets values which are calculated automatically depending on the rest data. It is usually about the total size field of an element.

func (*ChipsetACModuleInformationV5) RehashRecursive 

func (s *ChipsetACModuleInformationV5) RehashRecursive()

RehashRecursive calls Rehash (see below) recursively.

func (*ChipsetACModuleInformationV5) TPMInfoListOffset 

func (s *ChipsetACModuleInformationV5) TPMInfoListOffset() uint64

TPMInfoListOffset returns the offset in bytes of field TPMInfoList

func (*ChipsetACModuleInformationV5) TPMInfoListTotalSize 

func (s *ChipsetACModuleInformationV5) TPMInfoListTotalSize() uint64

TPMInfoListSize returns the size in bytes of the value of field TPMInfoList

func (*ChipsetACModuleInformationV5) TotalSize 

func (s *ChipsetACModuleInformationV5) TotalSize() uint64

Size returns the total size of the ChipsetACModuleInformationV5.

func (*ChipsetACModuleInformationV5) Validate 

func (s *ChipsetACModuleInformationV5) Validate() error

Validate (recursively) checks the structure if there are any unexpected values. It returns an error if so.

func (*ChipsetACModuleInformationV5) WriteTo 

func (s *ChipsetACModuleInformationV5) WriteTo(w io.Writer) (int64, error)

WriteTo writes the ChipsetACModuleInformationV5 into 'w' in format defined in the document #575623.

type Element 

type Element interface {
	Structure
	ReadDataFrom(r io.Reader) (int64, error)
	GetStructInfo() StructInfo
	SetStructInfo(StructInfo)
}

Element is an abstraction of an element of a manifest.

type ElementsContainer 

type ElementsContainer interface {
	Structure
	GetFieldByStructID(structID string) interface{}
}

ElementsContainer is an abstraction of set of elements of a manifest (for example: the root structure of BPM).

type HashList 

type HashList struct {
	Size uint16          `rehashValue:"TotalSize()" json:"hlSize"`
	List []HashStructure `json:"hlList"`
}

HashList describes multiple digests

func NewHashList 

func NewHashList() *HashList

NewHashList returns a new instance of HashList with all default values set.

func (*HashList) ListOffset 

func (s *HashList) ListOffset() uint64

ListOffset returns the offset in bytes of field List

func (*HashList) ListTotalSize 

func (s *HashList) ListTotalSize() uint64

ListSize returns the size in bytes of the value of field List

func (*HashList) PrettyString 

func (s *HashList) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the content of the structure in an easy-to-read format.

func (*HashList) ReadFrom 

func (s *HashList) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the HashList from 'r' in format defined in the document #575623.

func (*HashList) Rehash 

func (s *HashList) Rehash()

Rehash sets values which are calculated automatically depending on the rest data. It is usually about the total size field of an element.

func (*HashList) RehashRecursive 

func (s *HashList) RehashRecursive()

RehashRecursive calls Rehash (see below) recursively.

func (*HashList) SizeOffset 

func (s *HashList) SizeOffset() uint64

SizeOffset returns the offset in bytes of field Size

func (*HashList) SizeTotalSize 

func (s *HashList) SizeTotalSize() uint64

SizeSize returns the size in bytes of the value of field Size

func (*HashList) TotalSize 

func (s *HashList) TotalSize() uint64

Size returns the total size of the HashList.

func (*HashList) Validate 

func (s *HashList) Validate() error

Validate (recursively) checks the structure if there are any unexpected values. It returns an error if so.

func (*HashList) WriteTo 

func (s *HashList) WriteTo(w io.Writer) (int64, error)

WriteTo writes the HashList into 'w' in format defined in the document #575623.

type HashStructure 

type HashStructure struct {
	HashAlg    Algorithm `default:"0x10" json:"hsAlg"`
	HashBuffer []byte    `json:"hsBuffer"`
}

HashStructure describes a digest.

func NewHashStructure 

func NewHashStructure() *HashStructure

NewHashStructure returns a new instance of HashStructure with all default values set.

func (*HashStructure) HashAlgOffset 

func (s *HashStructure) HashAlgOffset() uint64

HashAlgOffset returns the offset in bytes of field HashAlg

func (*HashStructure) HashAlgTotalSize 

func (s *HashStructure) HashAlgTotalSize() uint64

HashAlgSize returns the size in bytes of the value of field HashAlg

func (*HashStructure) HashBufferOffset 

func (s *HashStructure) HashBufferOffset() uint64

HashBufferOffset returns the offset in bytes of field HashBuffer

func (*HashStructure) HashBufferTotalSize 

func (s *HashStructure) HashBufferTotalSize() uint64

HashBufferSize returns the size in bytes of the value of field HashBuffer

func (*HashStructure) PrettyString 

func (s *HashStructure) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the content of the structure in an easy-to-read format.

func (*HashStructure) ReadFrom 

func (s *HashStructure) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the HashStructure from 'r' in format defined in the document #575623.

func (*HashStructure) Rehash 

func (s *HashStructure) Rehash()

Rehash sets values which are calculated automatically depending on the rest data. It is usually about the total size field of an element.

func (*HashStructure) RehashRecursive 

func (s *HashStructure) RehashRecursive()

RehashRecursive calls Rehash (see below) recursively.

func (*HashStructure) TotalSize 

func (s *HashStructure) TotalSize() uint64

Size returns the total size of the HashStructure.

func (*HashStructure) Validate 

func (s *HashStructure) Validate() error

Validate (recursively) checks the structure if there are any unexpected values. It returns an error if so.

func (*HashStructure) WriteTo 

func (s *HashStructure) WriteTo(w io.Writer) (int64, error)

WriteTo writes the HashStructure into 'w' in format defined in the document #575623.

type Key 

type Key struct {
	KeyAlg  Algorithm `json:"keyAlg"`
	Version uint8     `require:"0x10"  json:"keyVersion"`
	KeySize BitSize   `json:"keyBitsize"`
	Data    []byte    `countValue:"keyDataSize()" json:"keyData"`
}

Key is a public key of an asymmetric crypto keypair.

func NewKey 

func NewKey() *Key

NewKey returns a new instance of Key with all default values set.

func (*Key) DataOffset 

func (s *Key) DataOffset() uint64

DataOffset returns the offset in bytes of field Data

func (*Key) DataTotalSize 

func (s *Key) DataTotalSize() uint64

DataSize returns the size in bytes of the value of field Data

func (*Key) KeyAlgOffset 

func (s *Key) KeyAlgOffset() uint64

KeyAlgOffset returns the offset in bytes of field KeyAlg

func (*Key) KeyAlgTotalSize 

func (s *Key) KeyAlgTotalSize() uint64

KeyAlgSize returns the size in bytes of the value of field KeyAlg

func (*Key) KeySizeOffset 

func (s *Key) KeySizeOffset() uint64

KeySizeOffset returns the offset in bytes of field KeySize

func (*Key) KeySizeTotalSize 

func (s *Key) KeySizeTotalSize() uint64

KeySizeSize returns the size in bytes of the value of field KeySize

func (*Key) PrettyString 

func (s *Key) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the content of the structure in an easy-to-read format.

func (*Key) PrintBPMPubKey 

func (k *Key) PrintBPMPubKey(bpmAlg Algorithm) error

PrintBPMPubKey prints the BPM public signing key hash to fuse into the Intel ME

func (*Key) PrintKMPubKey 

func (k *Key) PrintKMPubKey(kmAlg Algorithm) error

PrintKMPubKey prints the KM public signing key hash to fuse into the Intel ME

func (Key) PubKey 

func (k Key) PubKey() (crypto.PublicKey, error)

PubKey parses Data into crypto.PublicKey.

func (*Key) ReadFrom 

func (s *Key) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the Key from 'r' in format defined in the document #575623.

func (*Key) Rehash 

func (s *Key) Rehash()

Rehash sets values which are calculated automatically depending on the rest data. It is usually about the total size field of an element.

func (*Key) RehashRecursive 

func (s *Key) RehashRecursive()

RehashRecursive calls Rehash (see below) recursively.

func (*Key) SetPubKey 

func (k *Key) SetPubKey(key crypto.PublicKey) error

SetPubKey sets Data the value corresponding to passed `key`.

func (*Key) TotalSize 

func (s *Key) TotalSize() uint64

Size returns the total size of the Key.

func (*Key) Validate 

func (s *Key) Validate() error

Validate (recursively) checks the structure if there are any unexpected values. It returns an error if so.

func (*Key) VersionOffset 

func (s *Key) VersionOffset() uint64

VersionOffset returns the offset in bytes of field Version

func (*Key) VersionTotalSize 

func (s *Key) VersionTotalSize() uint64

VersionSize returns the size in bytes of the value of field Version

func (*Key) WriteTo 

func (s *Key) WriteTo(w io.Writer) (int64, error)

WriteTo writes the Key into 'w' in format defined in the document #575623.

type KeySignature 

type KeySignature struct {
	Version   uint8     `require:"0x10" json:"ksVersion,omitempty"`
	Key       Key       `json:"ksKey"`
	Signature Signature `json:"ksSignature"`
}

KeySignature combines a public key and a signature in a single structure.

func NewKeySignature 

func NewKeySignature() *KeySignature

NewKeySignature returns a new instance of KeySignature with all default values set.

func (*KeySignature) FillSignature 

func (s *KeySignature) FillSignature(signAlgo Algorithm, pubKey crypto.PublicKey, signedData []byte, hashAlgo Algorithm) error

FillSignature sets a signature and all the values of KeyManifest, accordingly to arguments signAlgo, pubKey and signedData.

if signAlgo is zero then it is detected automatically, based on the type of the provided private key.

func (*KeySignature) KeyOffset 

func (s *KeySignature) KeyOffset() uint64

KeyOffset returns the offset in bytes of field Key

func (*KeySignature) KeyTotalSize 

func (s *KeySignature) KeyTotalSize() uint64

KeySize returns the size in bytes of the value of field Key

func (*KeySignature) PrettyString 

func (s *KeySignature) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the content of the structure in an easy-to-read format.

func (*KeySignature) ReadFrom 

func (s *KeySignature) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the KeySignature from 'r' in format defined in the document #575623.

func (*KeySignature) Rehash 

func (s *KeySignature) Rehash()

Rehash sets values which are calculated automatically depending on the rest data. It is usually about the total size field of an element.

func (*KeySignature) RehashRecursive 

func (s *KeySignature) RehashRecursive()

RehashRecursive calls Rehash (see below) recursively.

func (*KeySignature) SetSignature 

func (s *KeySignature) SetSignature(signAlgo Algorithm, hashAlgo Algorithm, privKey crypto.Signer, signedData []byte) error

SetSignature generates a signature and sets all the values of KeyManifest, accordingly to arguments signAlgo, privKey and signedData.

if signAlgo is zero then it is detected automatically, based on the type of the provided private key.

func (*KeySignature) SetSignatureAuto 

func (s *KeySignature) SetSignatureAuto(privKey crypto.Signer, signedData []byte) error

SetSignatureAuto generates a signature and sets all the values of KeyManifest, accordingly to arguments privKey and signedData.

Signing algorithm will be detected automatically based on the type of the provided private key.

func (*KeySignature) SignatureOffset 

func (s *KeySignature) SignatureOffset() uint64

SignatureOffset returns the offset in bytes of field Signature

func (*KeySignature) SignatureTotalSize 

func (s *KeySignature) SignatureTotalSize() uint64

SignatureSize returns the size in bytes of the value of field Signature

func (*KeySignature) TotalSize 

func (s *KeySignature) TotalSize() uint64

Size returns the total size of the KeySignature.

func (*KeySignature) Validate 

func (s *KeySignature) Validate() error

Validate (recursively) checks the structure if there are any unexpected values. It returns an error if so.

func (*KeySignature) Verify 

func (s *KeySignature) Verify(signedData []byte) error

Verify verifies the builtin signature with the builtin public key.

func (*KeySignature) VersionOffset 

func (s *KeySignature) VersionOffset() uint64

VersionOffset returns the offset in bytes of field Version

func (*KeySignature) VersionTotalSize 

func (s *KeySignature) VersionTotalSize() uint64

VersionSize returns the size in bytes of the value of field Version

func (*KeySignature) WriteTo 

func (s *KeySignature) WriteTo(w io.Writer) (int64, error)

WriteTo writes the KeySignature into 'w' in format defined in the document #575623.

type Manifest 

type Manifest interface {
	Structure
}

Manifest is an abstract manifest.

type SVN 

type SVN uint8

SVN represents Security Version Number.

func (SVN) SVN 

func (svn SVN) SVN() uint8

SVN returns the Security Version Number of an SVN field

type Signature 

type Signature struct {
	SigScheme Algorithm `json:"sigScheme"`
	Version   uint8     `require:"0x10" json:"sigVersion,omitempty"`
	KeySize   BitSize   `json:"sigKeysize,omitempty"`
	HashAlg   Algorithm `json:"sigHashAlg"`
	Data      []byte    `countValue:"KeySize.InBytes()" prettyValue:"dataPrettyValue()" json:"sigData"`
}

Signature exports the Signature structure

func NewSignature 

func NewSignature() *Signature

NewSignature returns a new instance of Signature with all default values set.

func (*Signature) DataOffset 

func (s *Signature) DataOffset() uint64

DataOffset returns the offset in bytes of field Data

func (*Signature) DataTotalSize 

func (s *Signature) DataTotalSize() uint64

DataSize returns the size in bytes of the value of field Data

func (*Signature) FillSignature 

func (m *Signature) FillSignature(signAlgo Algorithm, pubKey crypto.PublicKey, signedData []byte, hashAlgo Algorithm) error

FillSignature sets the signature accordingly to arguments signAlgo, pubKey and signedData; and sets all the fields of the structure Signature.

if signAlgo is zero then it is detected automatically, based on the type of the provided private key.

func (*Signature) HashAlgOffset 

func (s *Signature) HashAlgOffset() uint64

HashAlgOffset returns the offset in bytes of field HashAlg

func (*Signature) HashAlgTotalSize 

func (s *Signature) HashAlgTotalSize() uint64

HashAlgSize returns the size in bytes of the value of field HashAlg

func (*Signature) KeySizeOffset 

func (s *Signature) KeySizeOffset() uint64

KeySizeOffset returns the offset in bytes of field KeySize

func (*Signature) KeySizeTotalSize 

func (s *Signature) KeySizeTotalSize() uint64

KeySizeSize returns the size in bytes of the value of field KeySize

func (*Signature) PrettyString 

func (s *Signature) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the content of the structure in an easy-to-read format.

func (*Signature) ReadFrom 

func (s *Signature) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the Signature from 'r' in format defined in the document #575623.

func (*Signature) Rehash 

func (s *Signature) Rehash()

Rehash sets values which are calculated automatically depending on the rest data. It is usually about the total size field of an element.

func (*Signature) RehashRecursive 

func (s *Signature) RehashRecursive()

RehashRecursive calls Rehash (see below) recursively.

func (*Signature) SetSignature 

func (m *Signature) SetSignature(signAlgo Algorithm, hashAlgo Algorithm, privKey crypto.Signer, signedData []byte) error

SetSignature calculates the signature accordingly to arguments signAlgo, privKey and signedData; and sets all the fields of the structure Signature.

if signAlgo is zero then it is detected automatically, based on the type of the provided private key.

func (*Signature) SetSignatureByData 

func (m *Signature) SetSignatureByData(sig SignatureDataInterface, hashAlgo Algorithm) error

SetSignatureByData sets all the fields of the structure Signature by accepting one of these types as the input argument `sig`: * SignatureRSAPSS * SignatureRSAASA * SignatureECDSA * SignatureSM2

func (*Signature) SetSignatureData 

func (m *Signature) SetSignatureData(sig SignatureDataInterface) error

SetSignatureData sets the value of the field Data by accepting one of these types as the input argument `sig`: * SignatureRSAPSS * SignatureRSAASA * SignatureECDSA * SignatureSM2

func (*Signature) SigSchemeOffset 

func (s *Signature) SigSchemeOffset() uint64

SigSchemeOffset returns the offset in bytes of field SigScheme

func (*Signature) SigSchemeTotalSize 

func (s *Signature) SigSchemeTotalSize() uint64

SigSchemeSize returns the size in bytes of the value of field SigScheme

func (Signature) SignatureData 

func (m Signature) SignatureData() (SignatureDataInterface, error)

SignatureData parses field Data and returns the signature as one of these types: * SignatureRSAPSS * SignatureRSAASA * SignatureECDSA * SignatureSM2

func (*Signature) TotalSize 

func (s *Signature) TotalSize() uint64

Size returns the total size of the Signature.

func (*Signature) Validate 

func (s *Signature) Validate() error

Validate (recursively) checks the structure if there are any unexpected values. It returns an error if so.

func (*Signature) VersionOffset 

func (s *Signature) VersionOffset() uint64

VersionOffset returns the offset in bytes of field Version

func (*Signature) VersionTotalSize 

func (s *Signature) VersionTotalSize() uint64

VersionSize returns the size in bytes of the value of field Version

func (*Signature) WriteTo 

func (s *Signature) WriteTo(w io.Writer) (int64, error)

WriteTo writes the Signature into 'w' in format defined in the document #575623.

type SignatureDataInterface 

type SignatureDataInterface interface {
	fmt.Stringer

	// Verify returns nil if signedData was indeed signed by key pk, and
	// returns an appropriate error otherwise.
	Verify(pk crypto.PublicKey, hashAlgo Algorithm, signedData []byte) error
}

SignatureDataInterface is the interface which abstracts all the signature data types.

func NewSignatureByData 

func NewSignatureByData(
	signAlgo Algorithm,
	pubKey crypto.PublicKey,
	signedData []byte,
) (SignatureDataInterface, error)

NewSignatureByData returns an implementation of SignatureDataInterface, accordingly to signAlgo, publicKey and signedData.

if signAlgo is zero then it is detected automatically, based on the type of the provided private key.

func NewSignatureData 

func NewSignatureData(
	signAlgo Algorithm,
	privKey crypto.Signer,
	signedData []byte,
) (SignatureDataInterface, error)

NewSignatureData returns an implementation of SignatureDataInterface, accordingly to signAlgo, privKey and signedData.

if signAlgo is zero then it is detected automatically, based on the type of the provided private key.

type SignatureECDSA 

type SignatureECDSA struct {
	// R is the R component of the signature.
	R *big.Int
	// S is the S component of the signature.
	S *big.Int
}

SignatureECDSA is a structure with components of an ECDSA signature.

func (SignatureECDSA) String 

func (s SignatureECDSA) String() string

String implements fmt.Stringer

func (SignatureECDSA) Verify 

func (s SignatureECDSA) Verify(pkIface crypto.PublicKey, hashAlgo Algorithm, signedData []byte) error

Verify implements SignatureDataInterface.

type SignatureRSAASA 

type SignatureRSAASA []byte

SignatureRSAASA is RSAASA signature bytes.

func (SignatureRSAASA) String 

func (s SignatureRSAASA) String() string

String implements fmt.Stringer

func (SignatureRSAASA) Verify 

func (s SignatureRSAASA) Verify(pkIface crypto.PublicKey, hashAlgo Algorithm, signedData []byte) error

Verify implements SignatureDataInterface.

type SignatureRSAPSS 

type SignatureRSAPSS []byte

SignatureRSAPSS is RSAPSS signature bytes.

func (SignatureRSAPSS) String 

func (s SignatureRSAPSS) String() string

String implements fmt.Stringer

func (SignatureRSAPSS) Verify 

func (s SignatureRSAPSS) Verify(pkIface crypto.PublicKey, hashAlgo Algorithm, signedData []byte) error

Verify implements SignatureDataInterface.

type SignatureSM2 

type SignatureSM2 struct {
	// R is the R component of the signature.
	R *big.Int
	// S is the S component of the signature.
	S *big.Int
}

SignatureSM2 is a structure with components of an SM2 signature.

func (SignatureSM2) String 

func (s SignatureSM2) String() string

String implements fmt.Stringer

func (SignatureSM2) Verify 

func (s SignatureSM2) Verify(pkIface crypto.PublicKey, hashAlgo Algorithm, signedData []byte) error

Verify implements SignatureDataInterface.

type StructInfo 

type StructInfo struct {
	ID          StructureID `json:"StructInfoID"`
	Version     uint8       `json:"StructInfoVersion"`
	Variable0   uint8       `json:"StructInfoVariable0"`
	ElementSize uint16      `json:"StructInfoElementSize"`
}

StructInfo is the common part of any structure of a manifest

func NewStructInfo 

func NewStructInfo() *StructInfo

NewStructInfo returns a new instance of StructInfo with all default values set.

func (*StructInfo) ElementSizeOffset 

func (s *StructInfo) ElementSizeOffset() uint64

ElementSizeOffset returns the offset in bytes of field ElementSize

func (*StructInfo) ElementSizeTotalSize 

func (s *StructInfo) ElementSizeTotalSize() uint64

ElementSizeSize returns the size in bytes of the value of field ElementSize

func (*StructInfo) IDOffset 

func (s *StructInfo) IDOffset() uint64

IDOffset returns the offset in bytes of field ID

func (*StructInfo) IDTotalSize 

func (s *StructInfo) IDTotalSize() uint64

IDSize returns the size in bytes of the value of field ID

func (*StructInfo) PrettyString 

func (s *StructInfo) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the content of the structure in an easy-to-read format.

func (*StructInfo) ReadFrom 

func (s *StructInfo) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the StructInfo from 'r' in format defined in the document #575623.

func (*StructInfo) Rehash 

func (s *StructInfo) Rehash()

Rehash sets values which are calculated automatically depending on the rest data. It is usually about the total size field of an element.

func (*StructInfo) RehashRecursive 

func (s *StructInfo) RehashRecursive()

RehashRecursive calls Rehash (see below) recursively.

func (StructInfo) StructInfo 

func (s StructInfo) StructInfo() StructInfo

StructInfo just returns StructInfo, it is a handy method if StructInfo is included anonymously to another type.

func (*StructInfo) TotalSize 

func (s *StructInfo) TotalSize() uint64

Size returns the total size of the StructInfo.

func (*StructInfo) Validate 

func (s *StructInfo) Validate() error

Validate (recursively) checks the structure if there are any unexpected values. It returns an error if so.

func (*StructInfo) Variable0Offset 

func (s *StructInfo) Variable0Offset() uint64

Variable0Offset returns the offset in bytes of field Variable0

func (*StructInfo) Variable0TotalSize 

func (s *StructInfo) Variable0TotalSize() uint64

Variable0Size returns the size in bytes of the value of field Variable0

func (*StructInfo) VersionOffset 

func (s *StructInfo) VersionOffset() uint64

VersionOffset returns the offset in bytes of field Version

func (*StructInfo) VersionTotalSize 

func (s *StructInfo) VersionTotalSize() uint64

VersionSize returns the size in bytes of the value of field Version

func (*StructInfo) WriteTo 

func (s *StructInfo) WriteTo(w io.Writer) (int64, error)

WriteTo writes the StructInfo into 'w' in format defined in the document #575623.

type Structure 

type Structure interface {
	io.ReaderFrom
	io.WriterTo
	TotalSize() uint64
	// PrettyString returns the whole object as a structured string.
	PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string
}

Structure is an abstraction of a structure of a manifest.

type StructureID 

type StructureID [8]byte

StructureID is the magic ID string used to identify the structure type in the manifest

func (StructureID) String 

func (s StructureID) String() string

String returns the ID as a string.

type TPM2PCRExtendPolicySupport 

type TPM2PCRExtendPolicySupport uint8

TPM2PCRExtendPolicySupport defined TPM2 PCR Extend policy support. 

const (
	TPM2PCRExtendIllegal                  TPM2PCRExtendPolicySupport = 0
	TPM2PCRExtendMaximumAgilityPolicy     TPM2PCRExtendPolicySupport = 1
	TPM2PCRExtendMaximumPerformancePolicy TPM2PCRExtendPolicySupport = 2
	TPM2PCRExtendBothPolicies             TPM2PCRExtendPolicySupport = 3
)

Possible values of TPM2PCRExtendPolicySupport

func (TPM2PCRExtendPolicySupport) PrettyString 

func (v TPM2PCRExtendPolicySupport) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the bits of the flags in an easy-to-read format.

func (TPM2PCRExtendPolicySupport) ReadFrom 

func (v TPM2PCRExtendPolicySupport) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the TPM2PCRExtendPolicySupport from 'r' in binary format.

func (TPM2PCRExtendPolicySupport) TotalSize 

func (v TPM2PCRExtendPolicySupport) TotalSize() uint64

TotalSize returns the total size measured through binary.Size.

func (TPM2PCRExtendPolicySupport) WriteTo 

func (v TPM2PCRExtendPolicySupport) WriteTo(w io.Writer) (int64, error)

WriteTo writes the TPM2PCRExtendPolicySupport into 'w' in binary format.

type TPMCapabilities 

type TPMCapabilities uint32

TPMCapabilities defines TPM capabilities

func (TPMCapabilities) PrettyString 

func (v TPMCapabilities) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the bits of the flags in an easy-to-read format.

func (TPMCapabilities) ReadFrom 

func (v TPMCapabilities) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the TPMCapabilities from 'r' in binary format.

func (TPMCapabilities) TPM2PCRExtendPolicySupport 

func (cap TPMCapabilities) TPM2PCRExtendPolicySupport() TPM2PCRExtendPolicySupport

TPM2PCRExtendPolicySupport returns TPM2PCRExtendPolicySupport

func (TPMCapabilities) TPMFamilySupport 

func (cap TPMCapabilities) TPMFamilySupport() TPMFamilySupport

TPMFamilySupport returns TPMFamilySupport

func (TPMCapabilities) TotalSize 

func (v TPMCapabilities) TotalSize() uint64

TotalSize returns the total size measured through binary.Size.

func (TPMCapabilities) WriteTo 

func (v TPMCapabilities) WriteTo(w io.Writer) (int64, error)

WriteTo writes the TPMCapabilities into 'w' in binary format.

type TPMFamilySupport 

type TPMFamilySupport uint8

TPMFamilySupport defines TPM family support

func (TPMFamilySupport) IsDiscreteTPM12Supported 

func (familySupport TPMFamilySupport) IsDiscreteTPM12Supported() bool

IsDiscreteTPM12Supported returns true if discrete TPM1.2 is supported. PrettyString-true: Discrete TPM1.2 is supported PrettyString-false: Discrete TPM1.2 is not supported

func (TPMFamilySupport) IsDiscreteTPM20Supported 

func (familySupport TPMFamilySupport) IsDiscreteTPM20Supported() bool

IsDiscreteTPM20Supported returns true if discrete TPM2.0 is supported. PrettyString-true: Discrete TPM2.0 is supported PrettyString-false: Discrete TPM2.0 is not supported

func (TPMFamilySupport) IsFirmwareTPM20Supported 

func (familySupport TPMFamilySupport) IsFirmwareTPM20Supported() bool

IsFirmwareTPM20Supported returns true if firmware TPM2.0 is supported. PrettyString-true: Firmware TPM2.0 is supported PrettyString-false: Firmware TPM2.0 is not supported

func (TPMFamilySupport) PrettyString 

func (v TPMFamilySupport) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the bits of the flags in an easy-to-read format.

func (TPMFamilySupport) ReadFrom 

func (v TPMFamilySupport) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the TPMFamilySupport from 'r' in binary format.

func (TPMFamilySupport) TotalSize 

func (v TPMFamilySupport) TotalSize() uint64

TotalSize returns the total size measured through binary.Size.

func (TPMFamilySupport) WriteTo 

func (v TPMFamilySupport) WriteTo(w io.Writer) (int64, error)

WriteTo writes the TPMFamilySupport into 'w' in binary format.

type TPMInfoList 

type TPMInfoList struct {
	Capabilities TPMCapabilities
	Algorithms   []Algorithm
}

TPMInfoList represents TPM capabilities supported by ACM

func NewTPMInfoList 

func NewTPMInfoList() *TPMInfoList

NewTPMInfoList returns a new instance of TPMInfoList with all default values set.

func (*TPMInfoList) AlgorithmsOffset 

func (s *TPMInfoList) AlgorithmsOffset() uint64

AlgorithmsOffset returns the offset in bytes of field Algorithms

func (*TPMInfoList) AlgorithmsTotalSize 

func (s *TPMInfoList) AlgorithmsTotalSize() uint64

AlgorithmsSize returns the size in bytes of the value of field Algorithms

func (*TPMInfoList) CapabilitiesOffset 

func (s *TPMInfoList) CapabilitiesOffset() uint64

CapabilitiesOffset returns the offset in bytes of field Capabilities

func (*TPMInfoList) CapabilitiesTotalSize 

func (s *TPMInfoList) CapabilitiesTotalSize() uint64

CapabilitiesSize returns the size in bytes of the value of field Capabilities

func (*TPMInfoList) PrettyString 

func (s *TPMInfoList) PrettyString(depth uint, withHeader bool, opts ...pretty.Option) string

PrettyString returns the content of the structure in an easy-to-read format.

func (*TPMInfoList) ReadFrom 

func (s *TPMInfoList) ReadFrom(r io.Reader) (int64, error)

ReadFrom reads the TPMInfoList from 'r' in format defined in the document #575623.

func (*TPMInfoList) Rehash 

func (s *TPMInfoList) Rehash()

Rehash sets values which are calculated automatically depending on the rest data. It is usually about the total size field of an element.

func (*TPMInfoList) RehashRecursive 

func (s *TPMInfoList) RehashRecursive()

RehashRecursive calls Rehash (see below) recursively.

func (*TPMInfoList) TotalSize 

func (s *TPMInfoList) TotalSize() uint64

Size returns the total size of the TPMInfoList.

func (*TPMInfoList) Validate 

func (s *TPMInfoList) Validate() error

Validate (recursively) checks the structure if there are any unexpected values. It returns an error if so.

func (*TPMInfoList) WriteTo 

func (s *TPMInfoList) WriteTo(w io.Writer) (int64, error)

WriteTo writes the TPMInfoList into 'w' in format defined in the document #575623.

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