char *ret_maskip(struct Client *client_p) { static char rmask[HOSTLEN]; rmask[0] = '\0'; make_virthost (client_p->localClient->sockhost, client_p->host, rmask); if (rmask[0] != '\0') return rmask; else return client_p->rhost; }
/* * m_userip is based on m_userhost * m_userhost added by Darren Reed 13/8/91 to aid clients and reduce * the need for complicated requests like WHOIS. It returns user/host * information only (no spurious AWAY labels or channels). * Re-written by Dianora 1999 */ DLLFUNC CMD_FUNC(m_userip) { char *p; /* scratch end pointer */ char *cn; /* current name */ char *ip, ipbuf[HOSTLEN+1]; struct Client *acptr; char response[5][NICKLEN * 2 + CHANNELLEN + USERLEN + HOSTLEN + 30]; int i; /* loop counter */ if (!MyClient(sptr)) return -1; if (parc < 2) { sendto_one(sptr, rpl_str(ERR_NEEDMOREPARAMS), me.name, parv[0], "USERIP"); return 0; } /* The idea is to build up the response string out of pieces * none of this strlen() nonsense. * 5 * (NICKLEN*2+CHANNELLEN+USERLEN+HOSTLEN+30) is still << sizeof(buf) * and our ircsprintf() truncates it to fit anyway. There is * no danger of an overflow here. -Dianora */ response[0][0] = response[1][0] = response[2][0] = response[3][0] = response[4][0] = '\0'; cn = parv[1]; for (i = 0; (i < 5) && cn; i++) { if ((p = strchr(cn, ' '))) *p = '\0'; if ((acptr = find_person(cn, NULL))) { if (!(ip = GetIP(acptr))) ip = "<unknown>"; if (sptr != acptr && !IsOper(sptr) && IsHidden(acptr)) { make_virthost(acptr, GetIP(acptr), ipbuf, 0); ip = ipbuf; } ircsprintf(response[i], "%s%s=%c%s@%s", acptr->name, (IsAnOper(acptr) && (!IsHideOper(acptr) || sptr == acptr || IsAnOper(sptr))) ? "*" : "", (acptr->user->away) ? '-' : '+', acptr->user->username, ip); /* add extra fakelag (penalty) because of all the work we need to do: 1s per entry: */ sptr->since += 1; } if (p) p++; cn = p; } sendto_one(sptr, rpl_str(RPL_USERIP), me.name, parv[0], response[0], response[1], response[2], response[3], response[4]); return 0; }