#include "stdio.h"
#include "string.h"
#include "sys/types.h"
#include "sys/socket.h"
#include "stdlib.h"
#include "arpa/inet.h"

#define PORT 7500
#define IP "127.0.0.1"

int main(int argc, char const *argv[])
{
    struct sockaddr_in serwer =
    {
        .sin_family = AF_INET,
        .sin_port = htons( PORT )
    };
    inet_pton( AF_INET, IP, & serwer.sin_addr );
    int soc;
    soc = socket(AF_INET, SOCK_DGRAM, 0);
    char buffer[ 4096 ];
    //fgets(buffer,sizeof(buffer), stdin);
    socklen_t len = sizeof( serwer );
    bind( soc,( struct sockaddr * ) & serwer, len );

    while(1)
    {
        struct sockaddr_in client = {};
        memset(buffer, 0, sizeof( buffer ));
        printf("Oczekuję na połączenie...\n");
        recvfrom( soc, buffer, sizeof( buffer ), 0,( struct sockaddr * ) & client, & len );
        printf("Otrzymano wiadomość: %s \n", buffer);
       // for(int i = 0; i < sizeof(buffer); i++)
        //{
            //buffer[i] = "";
       // }
        memset(buffer, 0, sizeof( buffer ));

    }
    shutdown( soc, SHUT_RDWR );
    return 0;
}








#include "stdio.h"
#include "string.h"
#include "sys/types.h"
#include "sys/socket.h"
#include "stdlib.h"
#include "arpa/inet.h"

#define PORT 7500
#define IP "127.0.0.1"

int main(int argc, char const *argv[])
{
    struct sockaddr_in serwer =
    {
        .sin_family = AF_INET,
        .sin_port = htons( PORT )
    };
    inet_pton( AF_INET, IP, & serwer.sin_addr );
    int soc;
    soc = socket(AF_INET, SOCK_DGRAM, 0);
    char buffer[ 4096 ];
    fgets(buffer,sizeof(buffer), stdin);
    socklen_t len = sizeof( serwer );
    bind( soc,( struct sockaddr * ) & serwer, len );

    sendto( soc, buffer, strlen( buffer ), 0,( struct sockaddr * ) & serwer, len );

    shutdown( soc, SHUT_RDWR );
    return 0;
}