IOS socket GCDAsyncSocket

 開源地址：https://github.com/robbiehanson/CocoaAsyncSocket/wiki/Intro_GCDAsyncSocket

怎麼樣使用：看網站下面的具體使用說明。

封裝後的代碼；

//
//  ClientSocket.h
//  GameClientEngine
//
//  Created by chao zhang on 12-2-22.
//  Copyright (c) 2012騫?hangzhou. All rights reserved.
//
#import <UIKit/UIKit.h>
#import "GCDAsyncSocket.h"
#import "AmfMessage.h"

static const int HEADTAG = 0;
static const int BODYTAG = 1;

@class AmfHandler;
@interface ClientSocket : GCDAsyncSocket <UIApplicationDelegate>

@property(nonatomic,assign)int header;

@property(nonatomic, retain)AmfHandler* amfHandler;

-(BOOL)bind:(NSString*) host onPort:(int)port;

-(void) writer:(AmfMessage*)msg;

-(void)shutdown;

@end

 

//
//  ClientSocket.m
//  GameClientEngine
//
//  Created by chao zhang on 12-2-22.
//  Copyright (c) 2012騫?hangzhou. All rights reserved.
//

#import "ClientSocket.h"
#import "AmfMessageEncoder.h"
#import "AmfMessageDecoder.h"
#import "AmfHandler.h"

@implementation ClientSocket

@synthesize header;

@synthesize amfHandler;

-(id)init{
    self = [super initWithDelegate:self delegateQueue:dispatch_get_main_queue()];
    header = 4;
    amfHandler = [[AmfHandler alloc]init];
    
    return self;
}

-(void)writer:(AmfMessage *)msg{
    AmfMessageEncoder* encoder = [[AmfMessageEncoder alloc]init];
    NSData * encodeData = [encoder encode:msg];
    [self writeData:encodeData withTimeout:-1 tag:2];
}

-(void) socket:(ClientSocket *)sock didReadData:(NSData *)data withTag:(long)tag
{
    if(tag == 0){
        int8_t b[header];
        [data getBytes:b length:header];
        
        NSMutableData* tempData = [[NSMutableData alloc] init];
        for(int bb=header-1 ;bb > -1;bb--){
            int8_t temp = b[bb];
            [tempData appendBytes:&temp length:sizeof(temp)];
        }
        
        int headlength;
        [tempData getBytes:&headlength range:NSMakeRange(0, sizeof(headlength))];
        [sock readDataToLength:headlength withTimeout:-1 tag:BODYTAG];
        
    }else if(tag == 1){
        AmfMessageDecoder* decoder = [[AmfMessageDecoder alloc]init];
        AmfMessage* msg = [decoder decode:data];
        [amfHandler messageReceived:msg socket:self];
        [sock readDataToLength:header withTimeout:-1 tag:HEADTAG];
        
    }

}

-(BOOL)bind:(NSString *)host onPort:(int)port{
    NSError *error = nil;
    if(![self connectToHost:host onPort:port error:&error]){
        NSLog(@"Error connecting: %@", error);
        return NO;
    }else{
        [self readDataToLength: header withTimeout:-1 tag:HEADTAG];
        return YES;
    }
}

-(void)shutdown{
    [self disconnect];
}

 

@end