1 /* 2 * 3 * Copyright 2017 gRPC authors. 4 * 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 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 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. 16 * 17 */ 18 19 #ifndef GRPC_CORE_LIB_CHANNEL_STATUS_UTIL_H 20 #define GRPC_CORE_LIB_CHANNEL_STATUS_UTIL_H 21 22 #include <grpc/support/port_platform.h> 23 24 #include <grpc/status.h> 25 26 #include <stdbool.h> 27 #include <string.h> 28 29 /// If \a status_str is a valid status string, sets \a status to the 30 /// corresponding status value and returns true. 31 bool grpc_status_code_from_string(const char* status_str, 32 grpc_status_code* status); 33 34 /// Returns the string form of \a status, or "UNKNOWN" if invalid. 35 const char* grpc_status_code_to_string(grpc_status_code status); 36 37 namespace grpc_core { 38 namespace internal { 39 40 /// A set of grpc_status_code values. 41 class StatusCodeSet { 42 public: Empty()43 bool Empty() const { return status_code_mask_ == 0; } 44 Add(grpc_status_code status)45 void Add(grpc_status_code status) { status_code_mask_ |= (1 << status); } 46 Contains(grpc_status_code status)47 bool Contains(grpc_status_code status) const { 48 return status_code_mask_ & (1 << status); 49 } 50 51 private: 52 int status_code_mask_ = 0; // A bitfield of status codes in the set. 53 }; 54 55 } // namespace internal 56 } // namespace grpc_core 57 58 #endif /* GRPC_CORE_LIB_CHANNEL_STATUS_UTIL_H */ 59