Esempio n. 1
0
static void
mo_chgident(struct Client *client_p, struct Client *source_p,
            int parc, char *parv[])
{
  struct Client *target_p = NULL;

  if (MyClient(source_p) && !IsOperAdmin(source_p))
  {
    sendto_one(source_p, form_str(ERR_NOPRIVS),
               me.name, source_p->name, "CHGIDENT");
    return;
  }

  if (EmptyString(parv[2]))
  {
    parv[2] = parv[1];
    target_p = source_p;

    if (!IsClient(target_p))
      return;
  }
  else {
    target_p = find_client(parv[1]);

    if (target_p == NULL || !IsClient(target_p))
    {
      sendto_one(source_p, form_str(ERR_NOSUCHNICK),
                 me.name, source_p->name, parv[1]);
      return;
    }
  }

  if (strlen(parv[2]) > USERLEN || !*parv[2] || !valid_username(parv[2]))
  {
    sendto_one(source_p, ":%s NOTICE %s :Invalid username",
               me.name, source_p->name);
    return;
  }

  if (IsUserHostIp(target_p))
    delete_user_host(target_p->username, target_p->host, !MyConnect(target_p));

  strlcpy(target_p->username, parv[2], sizeof(target_p->username));

  add_user_host(target_p->username, target_p->host, !MyConnect(target_p));
  SetUserHost(target_p);

  if (MyClient(source_p))
  {
    sendto_server(client_p, NULL, NOCAPS, NOCAPS, ":%s ENCAP * CHGIDENT %s %s",
                  source_p->name, target_p->name, parv[2]);
    sendto_one(source_p, ":%s NOTICE %s :%s changed to %s@%s",
               me.name, source_p->name, target_p->name, target_p->username,
               target_p->host);
  }

  if (MyConnect(target_p) && IsClient(source_p))
    sendto_one(target_p, ":%s NOTICE %s :You are now %s@%s",
               me.name, target_p->name, target_p->username, target_p->host);
}
Esempio n. 2
0
/* check_clean_user()
 *
 * input        - pointer to client sending data
 *              - nickname
 *              - username to check
 *              - origin of NICK
 * output       - none
 * side effects - if username is erroneous, return 1
 */
static int
check_clean_user(struct Client *client_p, char *nick,
                 char *user, struct Client *server_p)
{
  if (!valid_username(user, 0))
  {
    ++ServerStats.is_kill;
    sendto_realops_flags(UMODE_DEBUG, L_ALL, SEND_NOTICE,
                         "Bad/Long Username: %s Nickname: %s From: %s(via %s)",
                         user, nick, server_p->name, client_p->name);
    sendto_one(client_p, ":%s KILL %s :%s (Bad Username)",
               me.name, nick, me.name);
    return 1;
  }

  return 0;
}