C 實現Socket通訊

using system; 

using system.collections.generic; 

using system.linq; 

using system.text; 

using system.net; 

using system.net.sockets;  

class program 

static socket clientsocket;  

static void main(string args) 

//將網路端點表示為ip位址和埠 用於socket偵聽時繫結    

clientsocket = new socket(ipep.addressfamily,sockettype.stream,protocoltype.tcp);    

//將socket連線到伺服器    

try 

clientsocket.connect(ipep); 

string outbufferstr; 

byte outbuffer = new byte[1024]; 

byte inbuffer = new byte[1024]; 

while (true) 

//傳送訊息   

outbufferstr = console.readline(); 

outbuffer = encoding.ascii.getbytes(outbufferstr); 

clientsocket.send(outbuffer, outbuffer.length, socketflags.none); 

//接收伺服器端資訊                

clientsocket.receive(inbuffer, 1024, socketflags.none);//如果接收的訊息為空 阻塞 當前迴圈  

console.writeline("伺服器說："); 

console.writeline(encoding.ascii.getstring(inbuffer)); 

catch 

console.writeline("服務未開啟！"); 

console.readline(); 

using system; 

using system.collections.generic; 

using system.linq; 

using system.text; 

using system.io; 

using system.net; 

using system.net.sockets; 

using system.threading; 

class program 

static socket serversocket; 

static socket clientsocket; 

static thread thread; 

static void main(string args) 

ipendpoint ipep = new ipendpoint(ipaddress.any, 3001); 

serversocket = new socket(ipep.addressfamily, sockettype.stream, protocoltype.tcp); 

serversocket.bind(ipep); 

serversocket.listen(10); 

while (true) 

clientsocket = serversocket.accept(); 

thread = new thread(new threadstart(dowork)); 

thread.start(); 

private static void dowork() 

socket s = clientsocket;//客戶端資訊 

ipendpoint ipendpoint = (ipendpoint)s.remoteendpoint; 

string address = ipendpoint.address.tostring(); 

string port = ipendpoint.port.tostring(); 

console.writeline(address + ":" + port + " 連線過來了"); 

byte inbuffer = new byte[1024]; 

byte outbuffer = new byte[1024]; 

string inbufferstr; 

string outbufferstr; 

try 

while (true) 

s.receive(inbuffer, 1024, socketflags.none);//如果接收的訊息為空 阻塞 當前迴圈  

inbufferstr = encoding.ascii.getstring(inbuffer); 

console.writeline(address + ":" + port + "說:"); 

console.writeline(inbufferstr); 

outbufferstr = console.readline(); 

outbuffer = encoding.ascii.getbytes(outbufferstr); 

s.send(outbuffer, outbuffer.length, socketflags.none); 

catch 

console.writeline("客戶端已關閉！"); 

作者 liyongquanlongliang

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