void tap_read()
{
unsigned char *tosend;
int read=0;
tosend = malloc(10006);
//printf("TAP_READ\n");
read = tapcfg_read(tapcfg, tosend + 6, 10006);
tosend[0] = 0x57;
tosend[1] = 0x44;
tosend[2] = (read+2) & 0xff;
tosend[3] = (read +2) >> 8;
tosend[4] = tosend[12];
tosend[5] = tosend[13];
//memcpy(tosend + 6, tosend, read);
lte_send_ctrl( tosend, read + 6);
free(tosend);
}
int
tnt_tun_read(struct tnt_tun *tun, char *buf, int n) {
tapcfg_wait_readable(tun->handle, 0); // windows reads while waiting
return tapcfg_read(tun->handle, (void *) buf, n);
}