PeterCxy/OpenEUICC
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detect is estkme card

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This commit is contained in:
septs 2025-02-26 18:17:45 +08:00
parent 3913e2f5d4
commit fd13867615
Signed by: septs
SSH key fingerprint: SHA256:ElK0p6DNkbsqYUdJ3I9QHDVf21SQD0c2r+hd7s/r5Co
1 changed files with 11 additions and 4 deletions
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15
app-common/src/main/java/im/angry/openeuicc/vendored/estkme.kt
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@ -4,7 +4,6 @@ import android.util.Log
import im.angry.openeuicc.core.ApduInterfaceAtrProvider
import im.angry.openeuicc.util.TAG
import im.angry.openeuicc.util.decodeHex
import im.angry.openeuicc.util.encodeHex
import net.typeblog.lpac_jni.ApduInterface
data class ESTKmeInfo(
@ -14,11 +13,19 @@ data class ESTKmeInfo(
val skuName: String?,
)
fun isESTKmeATR(atr: ByteArray?): Boolean =
atr != null && atr.encodeHex().contains("estk.me".encodeToByteArray().encodeHex())
fun isESTKmeATR(iface: ApduInterface): Boolean {
if (iface !is ApduInterfaceAtrProvider) return false
val atr = iface.atr ?: return false
val fpr = "estk.me".encodeToByteArray()
for (index in atr.indices) {
if (atr.size - index < fpr.size) break
if (atr.sliceArray(index until index + fpr.size).contentEquals(fpr)) return true
}
return false
}
fun getESTKmeInfo(iface: ApduInterface): ESTKmeInfo? {
if (!isESTKmeATR((iface as ApduInterfaceAtrProvider?)?.atr)) return null
if (!isESTKmeATR(iface)) return null
fun decode(b: ByteArray): String? {
if (b.size < 2) return null
if (b[b.size - 2] != 0x90.toByte() || b[b.size - 1] != 0x00.toByte()) return null