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-rw-r--r--plugins/omemo/src/module.vala199
1 files changed, 93 insertions, 106 deletions
diff --git a/plugins/omemo/src/module.vala b/plugins/omemo/src/module.vala
index 67651be5..728251f0 100644
--- a/plugins/omemo/src/module.vala
+++ b/plugins/omemo/src/module.vala
@@ -256,7 +256,7 @@ public class Module : XmppStreamModule {
public void start_session_with(XmppStream stream, string bare_jid, int device_id) {
print(@"Asking for bundle from $bare_jid/$device_id\n");
- stream.get_module(Pubsub.Module.IDENTITY).request(stream, bare_jid, @"$NODE_BUNDLES:$device_id", new OtherBundleResponseListener(store, device_id));
+ stream.get_module(Pubsub.Module.IDENTITY).request(stream, bare_jid, @"$NODE_BUNDLES:$device_id", on_other_bundle_result, Tuple.create(store, device_id));
}
public void ignore_device(string jid, int32 device_id) {
@@ -276,129 +276,116 @@ public class Module : XmppStreamModule {
}
}
- private class OtherBundleResponseListener : Pubsub.RequestResponseListener, Object {
- private Store store;
- private int device_id;
-
- public OtherBundleResponseListener(Store store, int device_id) {
- this.store = store;
- this.device_id = device_id;
- }
-
- public void on_result(XmppStream stream, string jid, string? id, StanzaNode? node) {
- bool fail = false;
- if (node == null) {
- // Device not registered, shouldn't exist
+ private static void on_other_bundle_result(XmppStream stream, string jid, string? id, StanzaNode? node, Object? storage) {
+ Tuple<Store, int> tuple = (Tuple<Store, int>)storage;
+ Store store = tuple.a;
+ int device_id = tuple.b;
+
+ bool fail = false;
+ if (node == null) {
+ // Device not registered, shouldn't exist
+ fail = true;
+ } else {
+ Bundle bundle = new Bundle(node);
+ int32 signed_pre_key_id = bundle.signed_pre_key_id;
+ ECPublicKey? signed_pre_key = bundle.signed_pre_key;
+ uint8[] signed_pre_key_signature = bundle.signed_pre_key_signature;
+ ECPublicKey? identity_key = bundle.identity_key;
+
+ ArrayList<Bundle.PreKey> pre_keys = bundle.pre_keys;
+ int pre_key_idx = Random.int_range(0, pre_keys.size);
+ int32 pre_key_id = pre_keys[pre_key_idx].key_id;
+ ECPublicKey? pre_key = pre_keys[pre_key_idx].key;
+
+ if (signed_pre_key_id < 0 || signed_pre_key == null || identity_key == null || pre_key_id < 0 || pre_key == null) {
fail = true;
} else {
- Bundle bundle = new Bundle(node);
- int32 signed_pre_key_id = bundle.signed_pre_key_id;
- ECPublicKey? signed_pre_key = bundle.signed_pre_key;
- uint8[] signed_pre_key_signature = bundle.signed_pre_key_signature;
- ECPublicKey? identity_key = bundle.identity_key;
-
- ArrayList<Bundle.PreKey> pre_keys = bundle.pre_keys;
- int pre_key_idx = Random.int_range(0, pre_keys.size);
- int32 pre_key_id = pre_keys[pre_key_idx].key_id;
- ECPublicKey? pre_key = pre_keys[pre_key_idx].key;
-
- if (signed_pre_key_id < 0 || signed_pre_key == null || identity_key == null || pre_key_id < 0 || pre_key == null) {
- fail = true;
- } else {
- Address address = new Address();
- address.name = jid;
- address.device_id = device_id;
- try {
- if (store.contains_session(address)) {
- return;
- }
- SessionBuilder builder = store.create_session_builder(address);
- builder.process_pre_key_bundle(create_pre_key_bundle(device_id, device_id, pre_key_id, pre_key, signed_pre_key_id, signed_pre_key, signed_pre_key_signature, identity_key));
- } catch (Error e) {
- fail = true;
+ Address address = new Address();
+ address.name = jid;
+ address.device_id = device_id;
+ try {
+ if (store.contains_session(address)) {
+ return;
}
- address.device_id = 0; // TODO: Hack to have address obj live longer
- get_module(stream).session_started(jid, device_id);
+ SessionBuilder builder = store.create_session_builder(address);
+ builder.process_pre_key_bundle(create_pre_key_bundle(device_id, device_id, pre_key_id, pre_key, signed_pre_key_id, signed_pre_key, signed_pre_key_signature, identity_key));
+ } catch (Error e) {
+ fail = true;
}
- }
- if (fail) {
- get_module(stream).ignore_device(jid, device_id);
+ address.device_id = 0; // TODO: Hack to have address obj live longer
+ get_module(stream).session_started(jid, device_id);
}
}
+ if (fail) {
+ get_module(stream).ignore_device(jid, device_id);
+ }
}
public void publish_bundles_if_needed(XmppStream stream, string jid) {
- stream.get_module(Pubsub.Module.IDENTITY).request(stream, jid, @"$NODE_BUNDLES:$(store.local_registration_id)", new SelfBundleResponseListener(store));
+ stream.get_module(Pubsub.Module.IDENTITY).request(stream, jid, @"$NODE_BUNDLES:$(store.local_registration_id)", on_self_bundle_result, store);
}
- private class SelfBundleResponseListener : Pubsub.RequestResponseListener, Object {
- private Store store;
-
- public SelfBundleResponseListener(Store store) {
- this.store = store;
- }
-
- public void on_result(XmppStream stream, string jid, string? id, StanzaNode? node) {
- Map<int, ECPublicKey> keys = new HashMap<int, ECPublicKey>();
- ECPublicKey identity_key = null;
- IdentityKeyPair identity_key_pair = null;
- int32 signed_pre_key_id = -1;
- ECPublicKey signed_pre_key = null;
- SignedPreKeyRecord signed_pre_key_record = null;
- bool changed = false;
- if (node == null) {
- identity_key = store.identity_key_pair.public;
- changed = true;
- } else {
- Bundle bundle = new Bundle(node);
- foreach (Bundle.PreKey prekey in bundle.pre_keys) {
- keys[prekey.key_id] = prekey.key;
- }
- identity_key = bundle.identity_key;
- signed_pre_key_id = bundle.signed_pre_key_id;;
- signed_pre_key = bundle.signed_pre_key;
+ private static void on_self_bundle_result(XmppStream stream, string jid, string? id, StanzaNode? node, Object? storage) {
+ Store store = (Store)storage;
+ Map<int, ECPublicKey> keys = new HashMap<int, ECPublicKey>();
+ ECPublicKey identity_key = null;
+ IdentityKeyPair identity_key_pair = null;
+ int32 signed_pre_key_id = -1;
+ ECPublicKey signed_pre_key = null;
+ SignedPreKeyRecord signed_pre_key_record = null;
+ bool changed = false;
+ if (node == null) {
+ identity_key = store.identity_key_pair.public;
+ changed = true;
+ } else {
+ Bundle bundle = new Bundle(node);
+ foreach (Bundle.PreKey prekey in bundle.pre_keys) {
+ keys[prekey.key_id] = prekey.key;
}
+ identity_key = bundle.identity_key;
+ signed_pre_key_id = bundle.signed_pre_key_id;;
+ signed_pre_key = bundle.signed_pre_key;
+ }
- // Validate IdentityKey
- if (store.identity_key_pair.public.compare(identity_key) != 0) {
- changed = true;
- }
- identity_key_pair = store.identity_key_pair;
-
- // Validate signedPreKeyRecord + ID
- if (signed_pre_key_id == -1 || !store.contains_signed_pre_key(signed_pre_key_id) || store.load_signed_pre_key(signed_pre_key_id).key_pair.public.compare(signed_pre_key) != 0) {
- signed_pre_key_id = Random.int_range(1, int32.MAX); // TODO: No random, use ordered number
- signed_pre_key_record = context.generate_signed_pre_key(identity_key_pair, signed_pre_key_id);
- store.store_signed_pre_key(signed_pre_key_record);
- changed = true;
- } else {
- signed_pre_key_record = store.load_signed_pre_key(signed_pre_key_id);
- }
+ // Validate IdentityKey
+ if (store.identity_key_pair.public.compare(identity_key) != 0) {
+ changed = true;
+ }
+ identity_key_pair = store.identity_key_pair;
+
+ // Validate signedPreKeyRecord + ID
+ if (signed_pre_key_id == -1 || !store.contains_signed_pre_key(signed_pre_key_id) || store.load_signed_pre_key(signed_pre_key_id).key_pair.public.compare(signed_pre_key) != 0) {
+ signed_pre_key_id = Random.int_range(1, int32.MAX); // TODO: No random, use ordered number
+ signed_pre_key_record = context.generate_signed_pre_key(identity_key_pair, signed_pre_key_id);
+ store.store_signed_pre_key(signed_pre_key_record);
+ changed = true;
+ } else {
+ signed_pre_key_record = store.load_signed_pre_key(signed_pre_key_id);
+ }
- // Validate PreKeys
- Set<PreKeyRecord> pre_key_records = new HashSet<PreKeyRecord>();
- foreach (var entry in keys.entries) {
- if (store.contains_pre_key(entry.key)) {
- PreKeyRecord record = store.load_pre_key(entry.key);
- if (record.key_pair.public.compare(entry.value) == 0) {
- pre_key_records.add(record);
- }
+ // Validate PreKeys
+ Set<PreKeyRecord> pre_key_records = new HashSet<PreKeyRecord>();
+ foreach (var entry in keys.entries) {
+ if (store.contains_pre_key(entry.key)) {
+ PreKeyRecord record = store.load_pre_key(entry.key);
+ if (record.key_pair.public.compare(entry.value) == 0) {
+ pre_key_records.add(record);
}
}
- int new_keys = NUM_KEYS_TO_PUBLISH - pre_key_records.size;
- if (new_keys > 0) {
- int32 next_id = Random.int_range(1, int32.MAX); // TODO: No random, use ordered number
- Set<PreKeyRecord> new_records = context.generate_pre_keys((uint)next_id, (uint)new_keys);
- pre_key_records.add_all(new_records);
- foreach (PreKeyRecord record in new_records) {
- store.store_pre_key(record);
- }
- changed = true;
+ }
+ int new_keys = NUM_KEYS_TO_PUBLISH - pre_key_records.size;
+ if (new_keys > 0) {
+ int32 next_id = Random.int_range(1, int32.MAX); // TODO: No random, use ordered number
+ Set<PreKeyRecord> new_records = context.generate_pre_keys((uint)next_id, (uint)new_keys);
+ pre_key_records.add_all(new_records);
+ foreach (PreKeyRecord record in new_records) {
+ store.store_pre_key(record);
}
+ changed = true;
+ }
- if (changed) {
- publish_bundles(stream, signed_pre_key_record, identity_key_pair, pre_key_records, (int32) store.local_registration_id);
- }
+ if (changed) {
+ publish_bundles(stream, signed_pre_key_record, identity_key_pair, pre_key_records, (int32) store.local_registration_id);
}
}