crypto: Bind more verification methods and types

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/crypto/OlmMachine.kt

@@ -28,12 +28,14 @@ import org.matrix.android.sdk.api.listeners.ProgressListener
 import org.matrix.android.sdk.api.session.crypto.MXCryptoError
 import org.matrix.android.sdk.api.session.events.model.Content
 import org.matrix.android.sdk.api.session.events.model.Event
+import org.matrix.android.sdk.api.session.crypto.verification.EmojiRepresentation
 import org.matrix.android.sdk.api.util.JsonDict
 import org.matrix.android.sdk.internal.crypto.crosssigning.DeviceTrustLevel
 import org.matrix.android.sdk.internal.crypto.model.CryptoDeviceInfo
 import org.matrix.android.sdk.internal.crypto.model.ImportRoomKeysResult
 import org.matrix.android.sdk.internal.crypto.model.MXUsersDevicesMap
 import org.matrix.android.sdk.internal.crypto.model.rest.UnsignedDeviceInfo
+import org.matrix.android.sdk.internal.crypto.verification.getEmojiForCode
 import org.matrix.android.sdk.internal.di.MoshiProvider
 import org.matrix.android.sdk.internal.session.sync.model.DeviceListResponse
 import org.matrix.android.sdk.internal.session.sync.model.DeviceOneTimeKeysCountSyncResponse
@@ -41,6 +43,8 @@ import org.matrix.android.sdk.internal.session.sync.model.ToDeviceSyncResponse
 import timber.log.Timber
 import uniffi.olm.CryptoStoreErrorException
 import uniffi.olm.DecryptionErrorException
+import uniffi.olm.Sas as InnerSas
+import uniffi.olm.OutgoingVerificationRequest
 import uniffi.olm.Device
 import uniffi.olm.DeviceLists
 import uniffi.olm.KeyRequestPair
@@ -122,6 +126,65 @@ internal class DeviceUpdateObserver {
     }
 }
 
+internal class Sas(private val machine: InnerMachine, private var inner: InnerSas) {
+    private fun refreshData() {
+        val sas = this.machine.getVerification(this.inner.flowId)
+
+         if (sas != null) {
+             this.inner = sas
+         }
+
+         return
+    }
+
+    fun isCanceled(): Boolean {
+        refreshData()
+        return this.inner.isCanceled
+    }
+
+    fun isDone(): Boolean {
+        refreshData()
+        return this.inner.isDone
+    }
+    
+    fun timedOut(): Boolean {
+        refreshData()
+        return this.inner.timedOut
+    }
+
+    fun canBePresented(): Boolean {
+        refreshData()
+        return this.inner.canBePresented
+    }
+
+    fun accept(): OutgoingVerificationRequest? {
+        return this.machine.acceptVerification(inner.flowId)
+    }
+
+    @Throws(CryptoStoreErrorException::class)
+    suspend fun confirm(): OutgoingVerificationRequest? = withContext(Dispatchers.IO) {
+        machine.confirmVerification(inner.flowId)
+    }
+
+    fun cancel(): OutgoingVerificationRequest? {
+        return this.machine.cancelVerification(inner.flowId)
+    }
+
+    fun emoji(): List<EmojiRepresentation> {
+        val emojiIndex = this.machine.getEmojiIndex(this.inner.flowId)
+
+        return if (emojiIndex != null) {
+            emojiIndex.map { getEmojiForCode(it) }
+        } else {
+            listOf()
+        }
+    }
+
+    fun decimals(): List<Int>? {
+        return this.machine.getDecimals(this.inner.flowId)
+    }
+}
+
 internal class OlmMachine(user_id: String, device_id: String, path: File, deviceObserver: DeviceUpdateObserver) {
     private val inner: InnerMachine = InnerMachine(user_id, device_id, path.toString())
     private val deviceUpdateObserver = deviceObserver
@@ -533,4 +596,17 @@ internal class OlmMachine(user_id: String, device_id: String, path: File, device
     fun discardRoomKey(roomId: String) {
         runBlocking { inner.discardRoomKey(roomId) }
     }
+
+    /**
+     * Get an active verification
+     */
+     fun getVerification(flowId: String): Sas? {
+         val sas = this.inner.getVerification(flowId)
+
+         return if (sas == null) {
+             null
+         } else {
+             Sas(this.inner, sas)
+         }
+     }
 }

rust-sdk/src/error.rs

@@ -1,7 +1,7 @@
-use ruma::identifiers::Error as RumaIdentifierError;
 use matrix_sdk_crypto::{
     store::CryptoStoreError as InnerStoreError, KeyExportError, MegolmError, OlmError,
 };
+use ruma::identifiers::Error as RumaIdentifierError;
 
 #[derive(Debug, thiserror::Error)]
 pub enum MachineCreationError {

rust-sdk/src/lib.rs

@@ -7,8 +7,10 @@ mod responses;
 pub use device::Device;
 pub use error::{CryptoStoreError, DecryptionError, KeyImportError, MachineCreationError};
 pub use logger::{set_logger, Logger};
-pub use machine::{OlmMachine, Sas, KeyRequestPair};
-pub use responses::{DeviceLists, KeysImportResult, Request, RequestType};
+pub use machine::{KeyRequestPair, OlmMachine, Sas};
+pub use responses::{
+    DeviceLists, KeysImportResult, OutgoingVerificationRequest, Request, RequestType,
+};
 
 pub trait ProgressListener {
     fn on_progress(&self, progress: i32, total: i32);

rust-sdk/src/machine.rs

@@ -30,12 +30,12 @@ use tokio::runtime::Runtime;
 use matrix_sdk_common::{deserialized_responses::AlgorithmInfo, uuid::Uuid};
 use matrix_sdk_crypto::{
     decrypt_key_export, encrypt_key_export, EncryptionSettings, OlmMachine as InnerMachine,
-    OutgoingVerificationRequest, Sas as InnerSas,
+    Sas as InnerSas,
 };
 
 use crate::{
     error::{CryptoStoreError, DecryptionError, MachineCreationError},
-    responses::{response_from_string, OwnedResponse},
+    responses::{response_from_string, OutgoingVerificationRequest, OwnedResponse},
     DecryptedEvent, Device, DeviceLists, KeyImportError, KeysImportResult, ProgressListener,
     Request, RequestType,
 };
@@ -252,13 +252,11 @@ impl OlmMachine {
             })
             .collect();
 
-        let events = self
-            .runtime
-            .block_on(
-                self.inner
-                    .receive_sync_changes(events, &device_changes, &key_counts),
-            )
-            .unwrap();
+        let events = self.runtime.block_on(self.inner.receive_sync_changes(
+            events,
+            &device_changes,
+            &key_counts,
+        ))?;
 
         Ok(serde_json::to_string(&events)?)
     }
@@ -570,6 +568,7 @@ impl OlmMachine {
     pub fn start_verification(&self, device: &Device) -> Result<Sas, CryptoStoreError> {
         let user_id = UserId::try_from(device.user_id.clone())?;
         let device_id = device.device_id.as_str().into();
+        // TODO remove the unwrap
         let device = self
             .runtime
             .block_on(self.inner.get_device(&user_id, device_id))?

rust-sdk/src/olm.udl

@@ -78,6 +78,12 @@ dictionary KeyRequestPair {
     Request key_request;
 };
 
+[Enum]
+interface OutgoingVerificationRequest {
+    ToDevice(string request_id, string event_type, string body);
+    InRoom(string request_id, string room_id, string event_type, string content);
+};
+
 [Enum]
 interface Request {
     ToDevice(string request_id, string event_type, string body);
@@ -130,8 +136,17 @@ interface OlmMachine {
     [Throws=CryptoStoreError]
     sequence<Request> share_room_key([ByRef] string room_id, sequence<string> users);
 
+    Sas? get_verification([ByRef] string flow_id);
+
     [Throws=CryptoStoreError]
     Sas start_verification([ByRef] Device device);
+    [Throws=CryptoStoreError]
+    OutgoingVerificationRequest? confirm_verification([ByRef] string flow_id);
+    OutgoingVerificationRequest? cancel_verification([ByRef] string flow_id);
+    OutgoingVerificationRequest? accept_verification([ByRef] string flow_id);
+
+    sequence<i32>? get_emoji_index([ByRef] string flow_id);
+    sequence<i32>? get_decimals([ByRef] string flow_id);
 
     [Throws=DecryptionError]
     KeyRequestPair request_room_key([ByRef] string event, [ByRef] string room_id);

rust-sdk/src/responses.rs

@@ -13,10 +13,47 @@ use ruma::{
         to_device::send_event_to_device::Response as ToDeviceResponse,
     },
     assign,
+    events::EventContent,
     identifiers::UserId,
 };
 
-use matrix_sdk_crypto::{IncomingResponse, OutgoingRequest, ToDeviceRequest};
+use matrix_sdk_crypto::{
+    IncomingResponse, OutgoingRequest, OutgoingVerificationRequest as SdkVerificationRequest,
+    ToDeviceRequest,
+};
+
+pub enum OutgoingVerificationRequest {
+    ToDevice {
+        request_id: String,
+        event_type: String,
+        body: String,
+    },
+    InRoom {
+        request_id: String,
+        room_id: String,
+        event_type: String,
+        content: String,
+    },
+}
+
+impl From<SdkVerificationRequest> for OutgoingVerificationRequest {
+    fn from(r: SdkVerificationRequest) -> Self {
+        match r {
+            SdkVerificationRequest::ToDevice(r) => Self::ToDevice {
+                request_id: r.txn_id_string(),
+                event_type: r.event_type.to_string(),
+                body: serde_json::to_string(&r.messages).expect("Can't serialize to-device body"),
+            },
+            SdkVerificationRequest::InRoom(r) => Self::InRoom {
+                request_id: r.txn_id.to_string(),
+                room_id: r.room_id.to_string(),
+                content: serde_json::to_string(&r.content)
+                    .expect("Can't serialize message content"),
+                event_type: r.content.event_type().to_string(),
+            },
+        }
+    }
+}
 
 pub enum Request {
     ToDevice {
@@ -74,7 +111,7 @@ impl From<ToDeviceRequest> for Request {
         Request::ToDevice {
             request_id: r.txn_id_string(),
             event_type: r.event_type.to_string(),
-            body: serde_json::to_string(&r.messages).unwrap(),
+            body: serde_json::to_string(&r.messages).expect("Can't serialize to-device body"),
         }
     }
 }
@@ -84,7 +121,7 @@ impl From<&ToDeviceRequest> for Request {
         Request::ToDevice {
             request_id: r.txn_id_string(),
             event_type: r.event_type.to_string(),
-            body: serde_json::to_string(&r.messages).unwrap(),
+            body: serde_json::to_string(&r.messages).expect("Can't serialize to-device body"),
         }
     }
 }