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//
// TestTCPServer.h
// SmartDeviceLink-iOS
//
// Created by Sho Amano on 2018/07/27.
// Copyright © 2018 Xevo Inc. All rights reserved.
//
#import <Foundation/Foundation.h>
NS_ASSUME_NONNULL_BEGIN
/**
* Delegate to receive various events from the test TCP server
*/
@protocol TestTCPServerDelegate
- (void)onClientConnected;
- (void)onClientDataReceived:(NSData *)data;
- (void)onClientShutdown;
- (void)onClientError;
@end
@interface TestTCPServer : NSObject
/**
* Sets up a TCP server that listens on specified host and port
*
* Note that this server cannot accept more than one connections from client(s).
*
* @param hostName Host name that the server will listen on
* @param portNumber TCP port number of the server
* @return YES when initialization is successful, NO otherwise
*/
- (BOOL)setup:(NSString *)hostName port:(NSString *)port;
/**
* Shuts down the server, forcefully closing client connection
*
* @return YES when the server is successfully stopped, NO otherwise
*/
- (BOOL)teardown;
/**
* Asynchronously sends data to connected client
*
* @param data Data to send
*/
- (void)send:(NSData *)data;
/**
* Gracefully shuts down the connection between client.
*
* This method triggers shutdown(SHUT_WR) which is to notify that the server does not have any more data to send.
*
* @return YES if shutdown process is succeeded, NO if it's failed or client is not connected
*/
- (BOOL)shutdownClient;
/**
* The delegate to receive server events
*/
@property (nullable, nonatomic, weak) id<TestTCPServerDelegate> delegate;
/**
* Configure this flag to YES to enable SO_REUSEADDR option
*/
@property (nonatomic, assign) BOOL enableSOReuseAddr;
@end
NS_ASSUME_NONNULL_END
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