imranserver.cpp

here is a C++ code for TCP server and client on linux mechine that listens on a specific port and

#include <sys/socket.h> 
#include <unistd.h> 
#include <arpa/inet.h>
#include <string.h> 
#include <iostream.h>
#include <netinet/in.h>
#include <sys/types.h>

using namespace std;

int main()
{
 int mysocket=-1;

 int serverget=-1; 
 unsigned int mylenth=0;
int byte; 
 char buff[1024];


struct sockaddr_in servAddr,clinAddr; 

mysocket=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
 
memset(&servAddr,0,sizeof(servAddr));
memset(&clinAddr,0,sizeof(clinAddr));

servAddr.sin_family=AF_INET;
servAddr.sin_addr.s_addr=inet_addr("127.0.0.1");
servAddr.sin_port=htons(26000); 

int binder=bind(mysocket,(struct sockaddr*)&servAddr,sizeof(servAddr));


int serverlisten=listen(mysocket,5);

mylenth=sizeof(clinAddr);

serverget=accept(mysocket,(struct sockaddr*)&clinAddr,&mylenth);

cout<<"server::gotclient"<<myget<<endl;

 if ((byteread = recv(serverget, buff, 1024, 0)) < 0) 
    cout << "Error";
   
else
{
 cout<<byteread<<endl;
}

  

 
memset(byteread+buff,'\0',1);



string nano=buff;

cout<<"server::send "<<buff<<endl;






 if (send(iget, buff, strlen(buff)+1, 0) <= 0) 
    cout << "Error in sending";
    
  
else {
cout<<"server:: message  send"<<endl;
}


close(mysocket);

return 0;
}