66 lines
2.4 KiB
C#
66 lines
2.4 KiB
C#
using System.Threading.Tasks;
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using Android.App;
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using Android.Content.PM;
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using Android.OS;
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using AndroidX.Credentials.Provider;
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using AndroidX.Credentials.WebAuthn;
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using Bit.Core.Abstractions;
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using Bit.Core.Utilities;
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using Bit.App.Droid.Utilities;
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namespace Bit.Droid.Autofill
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{
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[Activity(
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NoHistory = true,
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LaunchMode = LaunchMode.SingleTop)]
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public class CredentialProviderSelectionActivity : MauiAppCompatActivity
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{
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protected override void OnCreate(Bundle bundle)
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{
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Intent?.Validate();
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base.OnCreate(bundle);
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var cipherId = Intent?.GetStringExtra(CredentialProviderConstants.CredentialProviderCipherId);
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if (string.IsNullOrEmpty(cipherId))
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{
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SetResult(Result.Canceled);
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Finish();
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return;
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}
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GetCipherAndPerformPasskeyAuthAsync(cipherId).FireAndForget();
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}
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private async Task GetCipherAndPerformPasskeyAuthAsync(string cipherId)
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{
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// TODO this is a work in progress
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// https://developer.android.com/training/sign-in/credential-provider#passkeys-implement
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var getRequest = PendingIntentHandler.RetrieveProviderGetCredentialRequest(Intent);
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// var publicKeyRequest = getRequest?.CredentialOptions as PublicKeyCredentialRequestOptions;
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var requestInfo = Intent.GetBundleExtra(CredentialProviderConstants.CredentialDataIntentExtra);
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var credIdEnc = requestInfo?.GetString(CredentialProviderConstants.CredentialIdIntentExtra);
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var cipherService = ServiceContainer.Resolve<ICipherService>();
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var cipher = await cipherService.GetAsync(cipherId);
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var decCipher = await cipher.DecryptAsync();
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var passkey = decCipher.Login.Fido2Credentials.Find(f => f.CredentialId == credIdEnc);
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var credId = Convert.FromBase64String(credIdEnc);
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// var privateKey = Convert.FromBase64String(passkey.PrivateKey);
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// var uid = Convert.FromBase64String(passkey.uid);
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var origin = getRequest?.CallingAppInfo.Origin;
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var packageName = getRequest?.CallingAppInfo.PackageName;
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// --- continue WIP here (save TOTP copy as last step) ---
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// Copy TOTP if needed
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var autofillHandler = ServiceContainer.Resolve<IAutofillHandler>();
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autofillHandler.Autofill(decCipher);
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}
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}
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}
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