crypto: Add a method to get all verification requests of a certain user

matrix_sdk_crypto/src/machine.rs

@@ -731,6 +731,11 @@ impl OlmMachine {
         self.verification_machine.get_request(user_id, flow_id)
     }
 
+    /// Get all the verification requests of a given user.
+    pub fn get_verification_requests(&self, user_id: &UserId) -> Vec<VerificationRequest> {
+        self.verification_machine.get_requests(user_id)
+    }
+
     async fn update_one_time_key_count(&self, key_count: &BTreeMap<DeviceKeyAlgorithm, UInt>) {
         self.account.update_uploaded_key_count(key_count).await;
     }

matrix_sdk_crypto/src/verification/machine.rs

@@ -99,6 +99,13 @@ impl VerificationMachine {
         self.requests.get(user_id).and_then(|v| v.get(flow_id.as_ref()).map(|s| s.clone()))
     }
 
+    pub fn get_requests(&self, user_id: &UserId) -> Vec<VerificationRequest> {
+        self.requests
+            .get(user_id)
+            .map(|v| v.iter().map(|i| i.value().clone()).collect())
+            .unwrap_or_default()
+    }
+
     fn insert_request(&self, request: VerificationRequest) {
         self.requests
             .entry(request.other_user().to_owned())