1 /* 2 * 3 * Copyright 2018 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 #ifndef GRPCPP_IMPL_CODEGEN_CALL_H 19 #define GRPCPP_IMPL_CODEGEN_CALL_H 20 21 #include <grpc/impl/codegen/grpc_types.h> 22 #include <grpcpp/impl/codegen/call_hook.h> 23 24 namespace grpc_impl { 25 class CompletionQueue; 26 } 27 28 namespace grpc { 29 namespace experimental { 30 class ClientRpcInfo; 31 class ServerRpcInfo; 32 } // namespace experimental 33 namespace internal { 34 class CallHook; 35 class CallOpSetInterface; 36 37 /// Straightforward wrapping of the C call object 38 class Call final { 39 public: Call()40 Call() 41 : call_hook_(nullptr), 42 cq_(nullptr), 43 call_(nullptr), 44 max_receive_message_size_(-1) {} 45 /** call is owned by the caller */ Call(grpc_call * call,CallHook * call_hook,::grpc_impl::CompletionQueue * cq)46 Call(grpc_call* call, CallHook* call_hook, ::grpc_impl::CompletionQueue* cq) 47 : call_hook_(call_hook), 48 cq_(cq), 49 call_(call), 50 max_receive_message_size_(-1) {} 51 Call(grpc_call * call,CallHook * call_hook,::grpc_impl::CompletionQueue * cq,experimental::ClientRpcInfo * rpc_info)52 Call(grpc_call* call, CallHook* call_hook, ::grpc_impl::CompletionQueue* cq, 53 experimental::ClientRpcInfo* rpc_info) 54 : call_hook_(call_hook), 55 cq_(cq), 56 call_(call), 57 max_receive_message_size_(-1), 58 client_rpc_info_(rpc_info) {} 59 Call(grpc_call * call,CallHook * call_hook,::grpc_impl::CompletionQueue * cq,int max_receive_message_size,experimental::ServerRpcInfo * rpc_info)60 Call(grpc_call* call, CallHook* call_hook, ::grpc_impl::CompletionQueue* cq, 61 int max_receive_message_size, experimental::ServerRpcInfo* rpc_info) 62 : call_hook_(call_hook), 63 cq_(cq), 64 call_(call), 65 max_receive_message_size_(max_receive_message_size), 66 server_rpc_info_(rpc_info) {} 67 PerformOps(CallOpSetInterface * ops)68 void PerformOps(CallOpSetInterface* ops) { 69 call_hook_->PerformOpsOnCall(ops, this); 70 } 71 call()72 grpc_call* call() const { return call_; } cq()73 ::grpc_impl::CompletionQueue* cq() const { return cq_; } 74 max_receive_message_size()75 int max_receive_message_size() const { return max_receive_message_size_; } 76 client_rpc_info()77 experimental::ClientRpcInfo* client_rpc_info() const { 78 return client_rpc_info_; 79 } 80 server_rpc_info()81 experimental::ServerRpcInfo* server_rpc_info() const { 82 return server_rpc_info_; 83 } 84 85 private: 86 CallHook* call_hook_; 87 ::grpc_impl::CompletionQueue* cq_; 88 grpc_call* call_; 89 int max_receive_message_size_; 90 experimental::ClientRpcInfo* client_rpc_info_ = nullptr; 91 experimental::ServerRpcInfo* server_rpc_info_ = nullptr; 92 }; 93 } // namespace internal 94 } // namespace grpc 95 96 #endif // GRPCPP_IMPL_CODEGEN_CALL_H 97