1 files changed, 34 insertions, 0 deletions
diff --git a/protocols/Telegram/tdlib/td/td/telegram/misc.h b/protocols/Telegram/tdlib/td/td/telegram/misc.h
new file mode 100644
index 0000000000..8efbb23c2f
--- /dev/null
+++ b/protocols/Telegram/tdlib/td/td/telegram/misc.h
@@ -0,0 +1,34 @@
+//
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+#pragma once
+
+#include "td/utils/common.h"
+
+namespace td {
+
+// cleans user name/dialog title
+string clean_name(string str, size_t max_length) TD_WARN_UNUSED_RESULT;
+
+// prepares username/stickername for search
+string clean_username(string str) TD_WARN_UNUSED_RESULT;
+
+// removes control characters from the string, will fail if input string is not in UTF-8
+bool clean_input_string(string &str) TD_WARN_UNUSED_RESULT;
+
+// strips empty characters and ensures that string length is no more than max_length
+string strip_empty_characters(string str, size_t max_length) TD_WARN_UNUSED_RESULT;
+
+// checks if string is empty after strip_empty_characters
+bool is_empty_string(const string &str) TD_WARN_UNUSED_RESULT;
+
+// calculates hash of list of uint32
+int32 get_vector_hash(const vector<uint32> &numbers) TD_WARN_UNUSED_RESULT;
+
+// returns emoji corresponding to the specified number
+string get_emoji_fingerprint(uint64 num);
+
+}  // namespace td