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Use Locale.ROOT in JcaX509v3CertificateBuilder (X509v3CertificateBuilder)

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Or in languages like Arabic, an "IllegalArgumentException: invalid date string" will be thrown.

Since JcaX509v3CertificateBuilder does not accepts Locales, we must switch to its super class, X509v3CertificateBuilder.
This commit is contained in:
RikkaW 2022-04-25 17:35:53 +08:00 committed by John Wu
parent 4202b7a9dc
commit 9581ae8245
1 changed files with 7 additions and 3 deletions
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10
app/src/main/java/com/topjohnwu/magisk/core/utils/Keygen.kt
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@ -4,8 +4,9 @@ import android.util.Base64
import android.util.Base64OutputStream
import com.topjohnwu.magisk.core.Config
import org.bouncycastle.asn1.x500.X500Name
import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo
import org.bouncycastle.cert.X509v3CertificateBuilder
import org.bouncycastle.cert.jcajce.JcaX509CertificateConverter
import org.bouncycastle.cert.jcajce.JcaX509v3CertificateBuilder
import org.bouncycastle.operator.jcajce.JcaContentSignerBuilder
import java.io.ByteArrayOutputStream
import java.math.BigInteger
@ -56,8 +57,11 @@ class Keygen : CertKeyProvider {
// Generate new private key and certificate
val kp = KeyPairGenerator.getInstance("RSA").apply { initialize(4096) }.genKeyPair()
val dname = X500Name(DNAME)
val builder = JcaX509v3CertificateBuilder(dname, BigInteger(160, Random()),
start.time, end.time, dname, kp.public)
val builder = X509v3CertificateBuilder(
dname, BigInteger(160, Random()),
start.time, end.time, Locale.ROOT, dname,
SubjectPublicKeyInfo.getInstance(kp.public.encoded)
)
val signer = JcaContentSignerBuilder("SHA1WithRSA").build(kp.private)
val cert = JcaX509CertificateConverter().getCertificate(builder.build(signer))