Add some index checks.

td/telegram/ContactsManager.cpp

@@ -9531,6 +9531,7 @@ void ContactsManager::remove_inactive_channel(ChannelId channel_id) {
 }
 
 void ContactsManager::register_message_users(MessageFullId message_full_id, vector<UserId> user_ids) {
+  CHECK(message_full_id.get_dialog_id().is_valid());
   for (auto user_id : user_ids) {
     CHECK(user_id.is_valid());
     const User *u = get_user(user_id);

td/telegram/MessagesManager.cpp

@@ -13259,6 +13259,7 @@ void MessagesManager::ttl_loop(double now) {
     TtlNode *ttl_node = TtlNode::from_heap_node(ttl_heap_.pop());
     auto message_full_id = ttl_node->message_full_id_;
     auto dialog_id = message_full_id.get_dialog_id();
+    CHECK(dialog_id.is_valid());
     if (dialog_id.get_type() == DialogType::SecretChat || ttl_node->by_ttl_period_) {
       to_delete[dialog_id].push_back(message_full_id.get_message_id());
     } else {
@@ -22032,6 +22033,7 @@ void MessagesManager::add_active_live_location(MessageFullId message_full_id) {
   if (td_->auth_manager_->is_bot()) {
     return;
   }
+  CHECK(message_full_id.get_message_id().is_valid());
   if (!active_live_location_message_full_ids_.insert(message_full_id).second) {
     return;
   }

td/telegram/StoryManager.cpp

@@ -2529,6 +2529,7 @@ void StoryManager::on_get_dialog_expiring_stories(DialogId owner_dialog_id,
   td_->contacts_manager_->on_get_chats(std::move(stories->chats_), "on_get_dialog_expiring_stories");
   owner_dialog_id = on_get_dialog_stories(owner_dialog_id, std::move(stories->stories_), Promise<Unit>());
   if (promise) {
+    CHECK(owner_dialog_id.is_valid());
     auto active_stories = get_active_stories(owner_dialog_id);
     if (updated_active_stories_.insert(owner_dialog_id)) {
       send_update_chat_active_stories(owner_dialog_id, active_stories, "on_get_dialog_expiring_stories");
@@ -4183,6 +4184,7 @@ void StoryManager::send_update_chat_active_stories(DialogId owner_dialog_id, con
       LOG(INFO) << "Skip update about active stories in " << owner_dialog_id << " from " << source;
       return;
     }
+    CHECK(owner_dialog_id.is_valid());
     updated_active_stories_.insert(owner_dialog_id);
   }
   LOG(INFO) << "Send update about active stories in " << owner_dialog_id << " from " << source;
@@ -4816,6 +4818,7 @@ void StoryManager::do_send_story(unique_ptr<PendingStory> &&pending_story, vecto
   CHECK(pending_story->story_id_.is_valid());
   CHECK(pending_story->story_ != nullptr);
   CHECK(pending_story->story_->content_ != nullptr);
+  CHECK(pending_story->story_id_.is_valid());
 
   auto story_full_id = StoryFullId(pending_story->dialog_id_, pending_story->story_id_);
   if (bad_parts.empty()) {
@@ -5323,6 +5326,7 @@ void StoryManager::delete_story(DialogId owner_dialog_id, StoryId story_id, Prom
       return promise.set_error(Status::Error(400, "Story not found"));
     }
     int64 random_id = random_id_it->second;
+    CHECK(random_id != 0);
 
     LOG(INFO) << "Cancel uploading of " << story_full_id;
 

td/telegram/files/FileStatsWorker.cpp

@@ -200,6 +200,7 @@ void FileStatsWorker::get_stats(bool need_all_files, bool split_by_owner_dialog_
         return;
       }
       // LOG(INFO) << "Match! " << db_info.path << " from " << db_info.owner_dialog_id;
+      CHECK(it->second < full_infos.size());
       auto &full_info = full_infos[it->second];
       full_info.owner_dialog_id = db_info.owner_dialog_id;
       full_info.file_type = db_info.file_type;  // database file_type is the correct one