1 files changed, 102 insertions, 0 deletions
diff --git a/tde2e/td/e2e/e2e_errors.h b/tde2e/td/e2e/e2e_errors.h
new file mode 100644
index 000000000..686311418
--- /dev/null
+++ b/tde2e/td/e2e/e2e_errors.h
@@ -0,0 +1,102 @@
+//
+// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2025
+//
+// 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 <string_view>
+
+namespace tde2e_api {
+
+enum class ErrorCode : int {
+  UnknownError = 100,
+  Any = 101,
+  InvalidInput = 102,
+  InvalidKeyId = 103,
+  InvalidId = 104,
+  InvalidBlock = 200,
+  InvalidBlock_NoChanges = 201,
+  InvalidBlock_InvalidSignature = 202,
+  InvalidBlock_HashMismatch = 203,
+  InvalidBlock_HeightMismatch = 204,
+  InvalidBlock_InvalidStateProof_Group = 205,
+  InvalidBlock_InvalidStateProof_Secret = 206,
+  InvalidBlock_NoPermissions = 207,
+  InvalidBlock_InvalidGroupState = 208,
+  InvalidCallGroupState_NotParticipant = 300,
+  InvalidCallGroupState_WrongUserId = 301,
+  Decrypt_UnknownEpoch = 400,
+  Encrypt_UnknownEpoch = 401,
+  InvalidBroadcast_InFuture = 500,
+  InvalidBroadcast_NotInCommit = 501,
+  InvalidBroadcast_NotInReveal = 502,
+  InvalidBroadcast_UnknownUserId = 503,
+  InvalidBroadcast_AlreadyApplied = 504,
+  InvalidBroadcast_InvalidReveal = 505,
+  InvalidBroadcast_InvalidBlockHash = 506,
+  InvalidCallChannelId = 600,
+  CallFailed = 601
+};
+inline std::string_view error_string(ErrorCode error_code) {
+  switch (error_code) {
+    case ErrorCode::Any:
+      return "";
+    case ErrorCode::UnknownError:
+      return "UNKNOWN_ERROR";
+    case ErrorCode::InvalidInput:
+      return "INVALID_INPUT";
+    case ErrorCode::InvalidKeyId:
+      return "INVALID_KEY_ID";
+    case ErrorCode::InvalidId:
+      return "INVALID_ID";
+    case ErrorCode::InvalidBlock:
+      return "INVALID_BLOCK";
+    case ErrorCode::InvalidBlock_NoChanges:
+      return "INVALID_BLOCK__NO_CHANGES";
+    case ErrorCode::InvalidBlock_InvalidSignature:
+      return "INVALID_BLOCK__INVALID_SIGNATURE";
+    case ErrorCode::InvalidBlock_HashMismatch:
+      return "INVALID_BLOCK__HASH_MISMATCH";
+    case ErrorCode::InvalidBlock_HeightMismatch:
+      return "INVALID_BLOCK__HEIGHT_MISMATCH";
+    case ErrorCode::InvalidBlock_InvalidStateProof_Group:
+      return "INVALID_BLOCK__INVALID_STATE_PROOF__GROUP";
+    case ErrorCode::InvalidBlock_InvalidStateProof_Secret:
+      return "INVALID_BLOCK__INVALID_STATE_PROOF__SECRET";
+    case ErrorCode::InvalidBlock_InvalidGroupState:
+      return "INVALID_BLOCK__INVALID_GROUP_STATE";
+    case ErrorCode::InvalidBlock_NoPermissions:
+      return "INVALID_BLOCK__NO_PERMISSIONS";
+    case ErrorCode::InvalidCallGroupState_NotParticipant:
+      return "INVALID_CALL_GROUP_STATE__NOT_PARTICIPANT";
+    case ErrorCode::InvalidCallGroupState_WrongUserId:
+      return "INVALID_CALL_GROUP_STATE__WRONG_USER_ID";
+    case ErrorCode::Decrypt_UnknownEpoch:
+      return "DECRYPT__UNKNOWN_EPOCH";
+    case ErrorCode::Encrypt_UnknownEpoch:
+      return "ENCRYPT__UNKNOWN_EPOCH";
+    case ErrorCode::InvalidBroadcast_InFuture:
+      return "INVALID_BROADCAST__IN_FUTURE";
+    case ErrorCode::InvalidBroadcast_NotInCommit:
+      return "INVALID_BROADCAST__NOT_IN_COMMIT";
+    case ErrorCode::InvalidBroadcast_NotInReveal:
+      return "INVALID_BROADCAST__NOT_IN_REVEAL";
+    case ErrorCode::InvalidBroadcast_UnknownUserId:
+      return "INVALID_BROADCAST__UNKNOWN_USER_ID";
+    case ErrorCode::InvalidBroadcast_AlreadyApplied:
+      return "INVALID_BROADCAST__ALREADY_APPLIED";
+    case ErrorCode::InvalidBroadcast_InvalidReveal:
+      return "INVALID_BROADCAST__INVALID_REVEAL";
+    case ErrorCode::InvalidBroadcast_InvalidBlockHash:
+      return "INVALID_BROADCAST__INVALID_BLOCK_HASH";
+    case ErrorCode::CallFailed:
+      return "CALL_FAILED";
+    case ErrorCode::InvalidCallChannelId:
+      return "INVALID_CALL_CHANNEL_ID";
+  }
+  return "UNKNOWN_ERROR";
+}
+
+}  // namespace tde2e_api