导入AsyncSocket.h AsyncSocket.m AsyncUdpSocket.h AsyncUdpSocket.m 以及 CFNetWork.framework
asyncSocket = [[AsyncSocketalloc] initWithDelegate:self];
NSError *err = nil;
if(![asyncSocketconnectToHost:@"www.baidu.com"onPort:80error:&err])
{
NSLog(@"Error: %@", err);
}
[asyncSocketwriteData:[@"GET / HTTP/1.1\n\n"dataUsingEncoding:NSUTF8StringEncoding] withTimeout:3tag:1];
//建立连接
-(void)onSocket:(AsyncSocket *)sock didConnectToHost:(NSString *)host port:(UInt16)port
{
NSLog(@"onScoket:%p did connecte to host:%@ on port:%d",sock,host,port);
[sock readDataWithTimeout:1tag:0];
}
//读取数据
-(void)onSocket:(AsyncSocket *)sock didReadData:(NSData *)data withTag:(long)tag
{
NSString *aStr=[[NSStringalloc] initWithData:data encoding:NSUTF8StringEncoding];
NSLog(@"aStr==%@",aStr);
NSData *aData=[@"Hi there"dataUsingEncoding:NSUTF8StringEncoding];
[sock writeData:aData withTimeout:-1 tag:1];
[sock readDataWithTimeout:1tag:0];
}
//是否加密
-(void)onSocketDidSecure:(AsyncSocket *)sock
{
NSLog(@"onSocket:%p did go a secure line:YES",sock);
}
//遇到错误时关闭连接
-(void)onSocket:(AsyncSocket *)sock willDisconnectWithError:(NSError *)err
{
NSLog(@"onSocket:%p will disconnect with error:%@",sock,err);
}
//断开连接
-(void)onSocketDidDisconnect:(AsyncSocket *)sock
{
NSLog(@"onSocketDidDisconnect:%p",sock);
}