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/*
* Copyright 2023 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package androidx.credentials.webauthn
import android.util.Log
import androidx.annotation.RestrictTo
import org.json.JSONObject
@RestrictTo(RestrictTo.Scope.LIBRARY)
class PublicKeyCredentialCreationOptions(requestJson: String) {
val json: JSONObject
val rp: PublicKeyCredentialRpEntity
val user: PublicKeyCredentialUserEntity
val challenge: ByteArray
val pubKeyCredParams: List<PublicKeyCredentialParameters>
var timeout: Long
var excludeCredentials: List<PublicKeyCredentialDescriptor>
var authenticatorSelection: AuthenticatorSelectionCriteria
var attestation: String
init {
json = JSONObject(requestJson)
val challengeString = json.getString("challenge")
challenge = WebAuthnUtils.b64Decode(challengeString)
val rpJson = json.getJSONObject("rp")
rp = PublicKeyCredentialRpEntity(rpJson.getString("name"), rpJson.getString("id"))
val rpUser = json.getJSONObject("user")
val userId = WebAuthnUtils.b64Decode(rpUser.getString("id"))
user =
PublicKeyCredentialUserEntity(
rpUser.getString("name"),
userId,
rpUser.getString("displayName")
)
val pubKeyCredParamsJson = json.getJSONArray("pubKeyCredParams")
val pubKeyCredParamsTmp: MutableList<PublicKeyCredentialParameters> = mutableListOf()
for (i in 0 until pubKeyCredParamsJson.length()) {
val e = pubKeyCredParamsJson.getJSONObject(i)
pubKeyCredParamsTmp.add(PublicKeyCredentialParameters(e.getString("type"), e.getLong("alg")))
}
pubKeyCredParams = pubKeyCredParamsTmp.toList()
timeout = json.optLong("timeout", 0)
// TODO: Fix excludeCredentials and authenticatorSelection
excludeCredentials = emptyList()
authenticatorSelection = AuthenticatorSelectionCriteria("platform", "required")
attestation = json.optString("attestation", "none")
Log.i("WebAuthn", "Challenge $challenge()")
Log.i("WebAuthn", "rp $rp")
Log.i("WebAuthn", "user $user")
Log.i("WebAuthn", "pubKeyCredParams $pubKeyCredParams")
Log.i("WebAuthn", "timeout $timeout")
Log.i("WebAuthn", "excludeCredentials $excludeCredentials")
Log.i("WebAuthn", "authenticatorSelection $authenticatorSelection")
Log.i("WebAuthn", "attestation $attestation")
}
}