3 * Copyright 2016 gRPC authors.
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
19 #ifndef GRPC_CORE_LIB_TRANSPORT_ERROR_UTILS_H
20 #define GRPC_CORE_LIB_TRANSPORT_ERROR_UTILS_H
22 #include <grpc/support/port_platform.h>
24 #include "src/core/lib/iomgr/error.h"
25 #include "src/core/lib/iomgr/exec_ctx.h"
26 #include "src/core/lib/transport/http2_errors.h"
28 /// A utility function to get the status code and message to be returned
29 /// to the application. If not set in the top-level message, looks
30 /// through child errors until it finds the first one with these attributes.
31 /// All attributes are pulled from the same child error. error_string will
32 /// be populated with the entire error string. If any of the attributes (code,
33 /// msg, http_status, error_string) are unneeded, they can be passed as
35 void grpc_error_get_status(grpc_error* error, grpc_millis deadline,
36 grpc_status_code* code, grpc_slice* slice,
37 grpc_http2_error_code* http_status,
38 const char** error_string);
40 /// A utility function to check whether there is a clear status code that
41 /// doesn't need to be guessed in \a error. This means that \a error or some
42 /// child has GRPC_ERROR_INT_GRPC_STATUS set, or that it is GRPC_ERROR_NONE or
43 /// GRPC_ERROR_CANCELLED
44 bool grpc_error_has_clear_grpc_status(grpc_error* error);
46 #endif /* GRPC_CORE_LIB_TRANSPORT_ERROR_UTILS_H */