/** Handle a client that decided to disconnect (or was killed after * completing his connection). This updates the free target * information for his IP registry entry. * @param[in] cptr Client that has exited. */ void IPcheck_disconnect(struct Client *cptr) { assert(0 != cptr); assert(IsIPChecked(cptr)); ip_registry_disconnect(cptr); }
/** Handle a client that has successfully connected. * This copies free target information to \a cptr from his address's * registry entry and sends him a NOTICE describing the parameters for * the entry. * @param[in,out] cptr Client that has successfully connected. */ void IPcheck_connect_succeeded(struct Client *cptr) { assert(0 != cptr); assert(IsIPChecked(cptr)); ip_registry_connect_succeeded(cptr); }
/** Check whether a client is allowed to connect remotely. * @param[in] cptr Client that has connected. * @param[in] is_burst Non-zero if client was introduced during a burst. * @return Non-zero if the client should be accepted, zero if they must be killed. */ int IPcheck_remote_connect(struct Client *cptr, int is_burst) { assert(0 != cptr); assert(!IsIPChecked(cptr)); return ip_registry_check_remote(cptr, is_burst); }
/** Handle a client being rejected during connection through no fault * of their own. This "undoes" the effect of ip_registry_check_local() * so the client's address is not penalized for the failure. * @param[in] cptr Client who has been rejected. */ void IPcheck_connect_fail(const struct Client *cptr) { assert(IsIPChecked(cptr)); ip_registry_connect_fail(&cli_ip(cptr)); }
/* Rewritten by Run - 24 sept 94 */ static void exit_one_client(struct Client* bcptr, const char* comment) { struct SLink *lp; struct Ban *bp; if (cli_serv(bcptr) && cli_serv(bcptr)->client_list) /* Was SetServerYXX called ? */ ClearServerYXX(bcptr); /* Removes server from server_list[] */ if (IsUser(bcptr)) { /* * clear out uping requests */ if (IsUPing(bcptr)) uping_cancel(bcptr, 0); /* * Stop a running /LIST clean */ if (MyUser(bcptr) && cli_listing(bcptr)) { MyFree(cli_listing(bcptr)); cli_listing(bcptr) = NULL; } /* * If a person is on a channel, send a QUIT notice * to every client (person) on the same channel (so * that the client can show the "**signoff" message). * (Note: The notice is to the local clients *only*) */ sendcmdto_common_channels_butone(bcptr, CMD_QUIT, NULL, ":%s", comment); remove_user_from_all_channels(bcptr); /* Clean up invitefield */ while ((lp = cli_user(bcptr)->invited)) del_invite(bcptr, lp->value.chptr); /* Clean up silencefield */ while ((bp = cli_user(bcptr)->silence)) { cli_user(bcptr)->silence = bp->next; free_ban(bp); } /* Clean up snotice lists */ if (MyUser(bcptr)) set_snomask(bcptr, ~0, SNO_DEL); if (IsInvisible(bcptr)) { assert(UserStats.inv_clients > 0); --UserStats.inv_clients; } if (IsOper(bcptr)) { assert(UserStats.opers > 0); --UserStats.opers; } if (MyConnect(bcptr)) Count_clientdisconnects(bcptr, UserStats); else Count_remoteclientquits(UserStats, bcptr); } else if (IsServer(bcptr)) { /* Remove downlink list node of uplink */ remove_dlink(&(cli_serv(cli_serv(bcptr)->up))->down, cli_serv(bcptr)->updown); cli_serv(bcptr)->updown = 0; if (MyConnect(bcptr)) Count_serverdisconnects(UserStats); else Count_remoteserverquits(UserStats); } else if (IsMe(bcptr)) { sendto_opmask_butone(0, SNO_OLDSNO, "ERROR: tried to exit me! : %s", comment); return; /* ...must *never* exit self! */ } else if (IsUnknown(bcptr) || IsConnecting(bcptr) || IsHandshake(bcptr)) Count_unknowndisconnects(UserStats); /* * Update IPregistry */ if (IsIPChecked(bcptr)) IPcheck_disconnect(bcptr); /* * Remove from serv->client_list * NOTE: user is *always* NULL if this is a server */ if (cli_user(bcptr)) { assert(!IsServer(bcptr)); /* bcptr->user->server->serv->client_list[IndexYXX(bcptr)] = NULL; */ RemoveYXXClient(cli_user(bcptr)->server, cli_yxx(bcptr)); } /* Remove bcptr from the client list */ #ifdef DEBUGMODE if (hRemClient(bcptr) != 0) Debug((DEBUG_ERROR, "%p !in tab %s[%s] %p %p %p %d %d %p", bcptr, cli_name(bcptr), cli_from(bcptr) ? cli_sockhost(cli_from(bcptr)) : "??host", cli_from(bcptr), cli_next(bcptr), cli_prev(bcptr), cli_fd(bcptr), cli_status(bcptr), cli_user(bcptr))); #else hRemClient(bcptr); #endif remove_client_from_list(bcptr); }