tcg

type CompositeDeviceID struct {
	Version  int
	DeviceID SubjectPublicKeyInfo
	Fwid     FirmwareID
}

type DiceData struct {
	Oid               asn1.ObjectIdentifier
	CompositeDeviceID CompositeDeviceID
}

type DiceExtension struct {
	DiceData `asn1:"tag:0,implicit,optional"`
}

type FirmwareID struct {
	HashAlg asn1.ObjectIdentifier
	Fwid    []byte
}

type FwID struct {
	// HashAlg is an algorithm identifier for the hash algorithm used to
	// produce the Digest value.
	HashAlg asn1.ObjectIdentifier
	// Digest is a digest of firmware, initialization values or other
	// settings of the target TCB.
	Digest []byte
}

type SubjectPublicKeyInfo struct {
	Algorithm        pkix.AlgorithmIdentifier
	SubjectPublicKey asn1.BitString
}

type TcbInfo struct {
	// Vender is the entity that created the target TCB (e.g., a TCI
	// value).
	Vendor string `asn1:"tag:0,implicit,optional,utf8"`
	// Model is the product name associated with the target TCB.
	Model string `asn1:"tag:1,implicit,optional,utf8"`
	// Version is the revision string associated with the target TCB.
	Version string `asn1:"tag:2,implicit,optional,utf8"`
	// Svn is the security version number associated with the target TCB.
	Svn int `asn1:"tag:3,implicit,optional"`
	// Layer is the DICE layer associated with the target TCB.
	Layer int `asn1:"tag:4,implicit,optional"`
	// Index enumerates assests or keys within the target TCB and DICE
	// layer.
	Index int `asn1:"tag:5,implicit,optional"`
	// FwIDList is a list of FWID valuees resulting from applying the
	// HashAlg function over the target TCB values used to compute TCI and
	// CDI values. It is computed by the DICE layer that is the Attesting
	// Environment and certificate Issues.
	FwIDList []FwID `asn1:"tag:6,implicit,optional,omitempty"`
	// Flags enumerates possible TCB states. A TCB MAY operate according to
	// combinations of these operational states (in bit order, starting
	// with bit 0): notConfigured, notSecure, recover, debug.
	Flags asn1.BitString `asn1:"tag:7,implicit,optional"`
	// VendorInfo contains vendor-supplied values that encode vendor-,
	// model-, or device-specific state.
	VendorInfo []byte `asn1:"tag:8,implicit,optional,omitempty"`
}