1 /* 2 * 3 * Copyright 2015 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_GPR_TLS_MSVC_H 20 #define GRPC_CORE_LIB_GPR_TLS_MSVC_H 21 22 /** Thread local storage based on ms visual c compiler primitives. 23 #include <grpc/support/port_platform.h> 24 25 #include tls.h to use this - and see that file for documentation */ 26 27 struct gpr_msvc_thread_local { 28 intptr_t value; 29 }; 30 31 /** Use GPR_TLS_DECL to declare tls static variables outside a class */ 32 #define GPR_TLS_DECL(name) \ 33 static __declspec(thread) struct gpr_msvc_thread_local name = {0} 34 35 /** Use GPR_TLS_CLASS_DECL to declare tls static variable members of a class. 36 * GPR_TLS_CLASS_DEF needs to be called to define this member. */ 37 #define GPR_TLS_CLASS_DECL(name) \ 38 static __declspec(thread) struct gpr_msvc_thread_local name 39 40 #define GPR_TLS_CLASS_DEF(name) \ 41 __declspec(thread) struct gpr_msvc_thread_local name = {0} 42 43 #define gpr_tls_init(tls) \ 44 do { \ 45 } while (0) 46 #define gpr_tls_destroy(tls) \ 47 do { \ 48 } while (0) 49 #define gpr_tls_set(tls, new_value) (((tls)->value) = (new_value)) 50 #define gpr_tls_get(tls) ((tls)->value) 51 52 #endif /* GRPC_CORE_LIB_GPR_TLS_MSVC_H */ 53