int ft_select(int ac, char **av, t_select *params)
{
fputs("cl");
if (!(params = init_list(ac, av, params)))
return (-1);
ft_get_col_n(params);
ft_check_size(params);
save_term(params, 0);
get_key(params);
return (0);
}
int main(int argc, char **argv) {
int opt, pnum;
char *lfile;
int lflag = 0, pflag = 0;
static struct option long_options[] = {
{ "port", required_argument, 0, 'p' },
{ "log", optional_argument, 0, 'l' },
{ "encrypt", required_argument, 0, 'e' },
{ "debug", no_argument, 0, 'd' },
{ 0, 0, 0, 0 }
};
while ((opt = getopt_long(argc, argv, "p:l:e:d", long_options, NULL)) != -1) {
if (opt == 'p') {
pnum = atoi(optarg);
pflag = 1;
}
else if (opt == 'l') {
lfile = optarg;
lflag = 1;
}
else if (opt == 'e') {
enckeyf = optarg;
eflag = 1;
}
else if (opt == 'd') {
dflag = 1;
}
else pexit();
}
if (!pflag) pexit();
if (lflag) {
logffd = creat(lfile, S_IRWXU);
if (logffd <= -1) error_exit("failed creat()", errno);
}
if (eflag) setup_encryption();
save_term();
atexit(restore_term);
struct termios non_canonical_input_mode;
tcgetattr(STDIN_FILENO, &non_canonical_input_mode);
non_canonical_input_mode.c_iflag = ISTRIP; //only lower 7 bits
non_canonical_input_mode.c_oflag = 0; // no processing
non_canonical_input_mode.c_lflag = 0; // no processing
if (tcsetattr(STDIN_FILENO, TCSANOW, &non_canonical_input_mode) <= -1) error_exit("failed to establish terminal ", errno);
struct sockaddr_in addy;
struct hostent *server = gethostbyname("localhost");
int socket_id = socket(AF_INET, SOCK_STREAM, 0);
if (socket_id <= -1) error_exit("failed to open socket", errno);
memset((char *)&addy, 0, sizeof(addy));
addy.sin_family = AF_INET;
addy.sin_port = htons(pnum);
memcpy((char *)&addy.sin_addr.s_addr, (char *)server->h_addr, server->h_length);
if (connect(socket_id, (struct sockaddr*)&addy, sizeof(addy)) <= -1) error_exit("error connecting \n", errno);
struct pollfd poll_s[2];
poll_s[0].fd = STDIN_FILENO;
poll_s[1].fd = socket_id;
poll_s[0].events = POLLIN | POLLHUP | POLLERR;
poll_s[1].events = POLLIN | POLLHUP | POLLERR;
for (;;) {
if (poll(poll_s, 2, 0) <= -1) {
fprintf(stderr, "poll failed");
exit(1);
}
if (poll(poll_s, 2, 0) == 0) continue;
if (poll_s[0].revents & POLLIN) {
char frmstdin[256];
int numread = sread(STDIN_FILENO, frmstdin, 256);
do_write(frmstdin, STDOUT_FILENO, numread);
if (eflag) {
int n=0;
while (n < numread) {
if (frmstdin[n] != '\r' && frmstdin[n] != '\n' && (mcrypt_generic(td, &frmstdin[n], 1) != 0)) {
error_exit("failed to encrypt", errno);
}
n++;
}
}
if (lflag) do_write_log(frmstdin, numread, tserver);
do_write(frmstdin, poll_s[1].fd, numread);
}
if (poll_s[1].revents & POLLIN) {
char frmsrv[256];
int numread = sread(poll_s[1].fd, frmsrv, 256);
if (numread == 0) {
if (close(socket_id) <= -1) error_exit("failed to close", errno);
exit(0);
}
if (lflag) do_write_log(frmsrv, numread, fserver);
if (eflag && (mdecrypt_generic(td, &frmsrv, numread) != 0))
error_exit("failed to encrypt", errno);
do_write(frmsrv, STDOUT_FILENO, numread);
}
if (poll_s[1].revents & (POLLHUP | POLLERR)) {
if (close(socket_id) <= -1) error_exit("failed to close", errno);
exit(0);
}
}
exit(0);
}