1 /* 2 * 3 * Copyright 2016 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 #include <grpc/support/port_platform.h> 20 21 #include <grpc/support/log.h> 22 #include "src/core/lib/surface/channel_stack_type.h" 23 24 bool grpc_channel_stack_type_is_client(grpc_channel_stack_type type) { 25 switch (type) { 26 case GRPC_CLIENT_CHANNEL: 27 return true; 28 case GRPC_CLIENT_SUBCHANNEL: 29 return true; 30 case GRPC_CLIENT_LAME_CHANNEL: 31 return true; 32 case GRPC_CLIENT_DIRECT_CHANNEL: 33 return true; 34 case GRPC_SERVER_CHANNEL: 35 return false; 36 case GRPC_NUM_CHANNEL_STACK_TYPES: 37 break; 38 } 39 GPR_UNREACHABLE_CODE(return true;); 40 } 41 42 const char* grpc_channel_stack_type_string(grpc_channel_stack_type type) { 43 switch (type) { 44 case GRPC_CLIENT_CHANNEL: 45 return "CLIENT_CHANNEL"; 46 case GRPC_CLIENT_SUBCHANNEL: 47 return "CLIENT_SUBCHANNEL"; 48 case GRPC_SERVER_CHANNEL: 49 return "SERVER_CHANNEL"; 50 case GRPC_CLIENT_LAME_CHANNEL: 51 return "CLIENT_LAME_CHANNEL"; 52 case GRPC_CLIENT_DIRECT_CHANNEL: 53 return "CLIENT_DIRECT_CHANNEL"; 54 case GRPC_NUM_CHANNEL_STACK_TYPES: 55 break; 56 } 57 GPR_UNREACHABLE_CODE(return "UNKNOWN"); 58 } 59
