//
// Created by s444440 on 10/30/19.
//

#ifndef PROJEKTDSIK_EASYSOCKETS_H
#define PROJEKTDSIK_EASYSOCKETS_H
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <netinet/in.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <netdb.h>
int CreateSocket(){
    return socket(PF_INET, SOCK_STREAM, 0);
}
int Connect(const int socket, const char* ip, const int port){
    struct sockaddr_in adr;
    struct hostent *he;
    he = gethostbyname(ip);
    if (he == NULL) {
        printf("Nieznany host: %s\n",ip);
        return 0;
    }
    adr.sin_family = AF_INET;
    adr.sin_port = htons(port);
    adr.sin_addr = *(struct in_addr*) he->h_addr;
    int addrlen = sizeof(struct sockaddr_in);
    int connectionStatus = connect(socket, (struct sockaddr*)&adr, addrlen);
    if (connectionStatus<0) return connectionStatus;
    return socket;
}
struct sockaddr_in endpoint;
int CreateServer(const int socket, const int port){
    char myhostname[1024];
    gethostname(myhostname, 1024);
    struct hostent * heLocalHost = malloc(sizeof(struct hostent *));
    heLocalHost = gethostbyname(myhostname);
    endpoint.sin_family = AF_INET;
    endpoint.sin_port = htons(port);
    endpoint.sin_addr.s_addr = INADDR_ANY;
    int retval = bind(socket,
                  (struct sockaddr*)&endpoint,
                  sizeof(struct sockaddr));
    int listen_val = listen(socket, 10);
    return retval;
}
int AcceptClient(const int socket, struct sockaddr_in* incoming){
    socklen_t sin_size;
    printf("Waiting to accept...");
    return accept(socket,
           (struct sockaddr*) &incoming,
           &sin_size);

}

#endif //PROJEKTDSIK_EASYSOCKETS_H