#include <stdio.h>
#include <stdlib.h>
#include <strings.h>
#include <string.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <unistd.h>
#include <arpa/inet.h>
/* SSL includes */
#include <openssl/ssl.h>
#include <openssl/err.h>

int main(int argc, char *argv[]) {
    SSL_METHOD *my_ssl_method;         
    SSL_CTX *my_ssl_ctx;               
    SSL *my_ssl;                     
    int my_fd;
    struct sockaddr_in server;
    int error = 0, read_in = 0;
    char buffer[512];

    memset(buffer,'\0',sizeof(buffer));

SSL_library_init() ;
    OpenSSL_add_all_algorithms();   
    SSL_load_error_strings();       

    my_ssl_method = TLSv1_client_method();  

    if((my_ssl_ctx = SSL_CTX_new(my_ssl_method)) == NULL) {
        ERR_print_errors_fp(stderr);
        exit(1);
    }

    if((my_ssl = SSL_new(my_ssl_ctx)) == NULL) {
        ERR_print_errors_fp(stderr);
        exit(1);
    }

    my_fd = socket(AF_INET, SOCK_STREAM, 0);        
    bzero(&server,sizeof(server));
    server.sin_family = AF_INET;
    server.sin_port = htons(5353);
    inet_aton("127.0.0.1",&server.sin_addr);
    bind(my_fd, (struct sockaddr *)&server, sizeof(server));
    connect(my_fd,(struct sockaddr *)&server, sizeof(server));


    SSL_set_fd(my_ssl,my_fd);

    if(SSL_connect(my_ssl) <= 0) {
        ERR_print_errors_fp(stderr);
        exit(1);
    }

    printf("Connection made with [version,cipher]: [%s,%s]\n",SSL_get_version(my_ssl),SSL_get_cipher(my_ssl));
    
    for( read_in = 0; read_in < sizeof(buffer); read_in += error ) {
        error = SSL_read(my_ssl,buffer+read_in,sizeof(buffer) - read_in);
        if(error <= 0)
            break;
    } 

    SSL_shutdown(my_ssl);
    SSL_free(my_ssl);
    SSL_CTX_free(my_ssl_ctx);
    close(my_fd);

    printf("%s",buffer);

    return 0;
}