ktprd/org.samfun.ktprd.bcert/Certificate

Certificate

A single PlayReady bcert certificate.

The bytes it was parsed from are kept verbatim: a certificate's signature covers its own certificateLength-byte prefix, and re-encoding attributes we do not fully model would change those bytes and break verification.

Types

Companion

object Companion

Properties

attributes

val attributes: List<CertificateAttribute>

certificateLength

val certificateLength: Int

Length of the prefix the signature attribute covers.

certType

val certType: BCertType?

clientId

val clientId: ByteArray?

expirationDate

val expirationDate: Long?

Seconds since the Unix epoch; 0xFFFFFFFF means "never".

issuerKey

val issuerKey: ByteArray?

The public key of whoever signed this certificate.

name

val name: String?

A human-readable device name, or null when the certificate declares no manufacturer.

raw

val raw: ByteArray

Exactly the bytes this certificate occupied.

securityLevel

val securityLevel: Int?

150, 2000 or 3000 on a real device.

totalLength

val totalLength: Int

version

val version: Long

Functions

attribute

fun attribute(tag: BCertObjectType): CertificateAttribute?

containsPublicKey

fun containsPublicKey(publicBytes: ByteArray): Boolean

dumps

fun dumps(): ByteArray

features

fun features(): List<BCertFeature>

Every feature the certificate declares.

keyByUsage

fun keyByUsage(usage: BCertKeyUsage): ByteArray?

keys

fun keys(): List<CertificateKey>

Every key the certificate lists, in declaration order.

manufacturerInfo

fun manufacturerInfo(): ManufacturerInfo?

toString

open override fun toString(): String

verifySignature

suspend fun verifySignature()

Verify this certificate's own signature, and its extended-data signature when present.