| /* |
| * |
| * Copyright 2019 gRPC authors. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| |
| // The interface for a transport implementation |
| |
| #import "GRPCInterceptor.h" |
| |
| NS_ASSUME_NONNULL_BEGIN |
| |
| #pragma mark Transport ID |
| |
| /** |
| * The default transport implementations available in gRPC. These implementations will be provided |
| * by gRPC by default unless explicitly excluded by the build system. |
| */ |
| extern const struct GRPCDefaultTransportImplList { |
| const GRPCTransportID core_secure; |
| const GRPCTransportID core_insecure; |
| } GRPCDefaultTransportImplList; |
| |
| /** Returns whether two transport id's are identical. */ |
| BOOL TransportIDIsEqual(GRPCTransportID lhs, GRPCTransportID rhs); |
| |
| /** Returns the hash value of a transport id. */ |
| NSUInteger TransportIDHash(GRPCTransportID); |
| |
| #pragma mark Transport and factory |
| |
| @protocol GRPCInterceptorInterface; |
| @protocol GRPCResponseHandler; |
| @class GRPCTransportManager; |
| @class GRPCRequestOptions; |
| @class GRPCCallOptions; |
| @class GRPCTransport; |
| |
| /** The factory to create a transport. */ |
| @protocol GRPCTransportFactory <NSObject> |
| |
| /** Create a transport implementation instance. */ |
| - (GRPCTransport *)createTransportWithManager:(GRPCTransportManager *)transportManager; |
| |
| /** Get a list of factories for transport inteceptors. */ |
| @property(nonatomic, readonly) NSArray<id<GRPCInterceptorFactory>> *transportInterceptorFactories; |
| |
| @end |
| |
| /** The registry of transport implementations. */ |
| @interface GRPCTransportRegistry : NSObject |
| |
| + (instancetype)sharedInstance; |
| |
| /** |
| * Register a transport implementation with the registry. All transport implementations to be used |
| * in a process must register with the registry on process start-up in its +load: class method. |
| * Parameter \p transportID is the identifier of the implementation, and \p factory is the factory |
| * object to create the corresponding transport instance. |
| */ |
| - (void)registerTransportWithID:(GRPCTransportID)transportID |
| factory:(id<GRPCTransportFactory>)factory; |
| |
| @end |
| |
| /** |
| * Base class for transport implementations. All transport implementation should inherit from this |
| * class. |
| */ |
| @interface GRPCTransport : NSObject <GRPCInterceptorInterface> |
| |
| @end |
| |
| NS_ASSUME_NONNULL_END |