| /* |
| * |
| * Copyright 2018 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. |
| * |
| */ |
| |
| #import "GRPCCronetChannelFactory.h" |
| |
| #import "ChannelArgsUtil.h" |
| #import "GRPCChannel.h" |
| |
| #ifdef GRPC_COMPILE_WITH_CRONET |
| |
| #import <Cronet/Cronet.h> |
| #include <grpc/grpc_cronet.h> |
| |
| @implementation GRPCCronetChannelFactory { |
| stream_engine *_cronetEngine; |
| } |
| |
| + (instancetype)sharedInstance { |
| static GRPCCronetChannelFactory *instance; |
| static dispatch_once_t onceToken; |
| dispatch_once(&onceToken, ^{ |
| instance = [[self alloc] initWithEngine:[Cronet getGlobalEngine]]; |
| }); |
| return instance; |
| } |
| |
| - (instancetype)initWithEngine:(stream_engine *)engine { |
| NSAssert(engine != NULL, @"Cronet engine cannot be empty."); |
| if (!engine) { |
| return nil; |
| } |
| if ((self = [super init])) { |
| _cronetEngine = engine; |
| } |
| return self; |
| } |
| |
| - (grpc_channel *)createChannelWithHost:(NSString *)host channelArgs:(NSDictionary *)args { |
| grpc_channel_args *channelArgs = GRPCBuildChannelArgs(args); |
| grpc_channel *unmanagedChannel = |
| grpc_cronet_secure_channel_create(_cronetEngine, host.UTF8String, channelArgs, NULL); |
| GRPCFreeChannelArgs(channelArgs); |
| return unmanagedChannel; |
| } |
| |
| @end |
| |
| #else |
| |
| @implementation GRPCCronetChannelFactory |
| |
| + (instancetype)sharedInstance { |
| NSAssert(NO, @"Must enable macro GRPC_COMPILE_WITH_CRONET to build Cronet channel."); |
| return nil; |
| } |
| |
| - (grpc_channel *)createChannelWithHost:(NSString *)host channelArgs:(NSDictionary *)args { |
| NSAssert(NO, @"Must enable macro GRPC_COMPILE_WITH_CRONET to build Cronet channel."); |
| return NULL; |
| } |
| |
| @end |
| |
| #endif |