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/* |
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* who.c -- part of botnetop.mod |
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* |
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* $Id$ |
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*/ |
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/* |
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* Copyright (C) 2000, 2001, 2002 Teemu Hjelt <temex@iki.fi> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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*/ |
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|
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static struct who_t *find_who(char *nick) |
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{ |
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struct who_t *w = NULL; |
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|
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for (w = who_start; w != NULL; w = w->next) { |
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if (!rfc_casecmp(w->nick, nick)) |
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return w; |
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} |
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|
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return NULL; |
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} |
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|
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static struct who_t *add_who(char *nick, char *chan, char *handle, char *uhost) |
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{ |
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struct who_t *w = NULL; |
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|
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w = (struct who_t *) nmalloc(sizeof(struct who_t)); |
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if (w == NULL) |
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return NULL; |
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|
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w->nick = (char *) nmalloc(strlen(nick) + 1); |
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if (w->nick == NULL) { |
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nfree(w); |
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return NULL; |
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} |
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|
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w->chan = (char *) nmalloc(strlen(chan) + 1); |
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if (w->chan == NULL) { |
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nfree(w->nick); |
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nfree(w); |
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return NULL; |
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} |
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|
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w->handle = (char *) nmalloc(strlen(handle) + 1); |
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if (w->handle == NULL) { |
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nfree(w->nick); |
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nfree(w->chan); |
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nfree(w); |
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return NULL; |
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} |
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|
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w->uhost = (char *) nmalloc(strlen(uhost) + 1); |
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if (w->uhost == NULL) { |
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nfree(w->nick); |
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nfree(w->chan); |
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nfree(w->handle); |
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nfree(w); |
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return NULL; |
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} |
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|
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strncpyz(w->chan, chan, strlen(chan) + 1); |
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strncpyz(w->nick, nick, strlen(nick) + 1); |
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strncpyz(w->handle, handle, strlen(handle) + 1); |
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strncpyz(w->uhost, uhost, strlen(uhost) + 1); |
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w->time = now; |
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|
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w->next = who_start; |
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who_start = w; |
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|
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putlog(LOG_DEBUG, "*", "botnetop.mod: new who record created for %s on %s (address: %u)", w->nick, w->chan, w); |
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|
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return w; |
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} |
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|
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static void del_who(struct who_t *who) |
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{ |
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struct who_t *w = NULL, *old = NULL; |
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|
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for (w = who_start; w != NULL; old = w, w = w->next) { |
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if (w == who) { |
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if (old != NULL) |
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old->next = w->next; |
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else |
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who_start = w->next; |
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putlog(LOG_DEBUG, "*", "botnetop.mod: who record removed from %s on %s (address: %u)", w->nick, w->chan, w); |
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if (w->chan != NULL) |
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nfree(w->chan); |
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if (w->nick != NULL) |
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nfree(w->nick); |
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if (w->handle != NULL) |
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nfree(w->handle); |
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if (w->uhost) |
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nfree(w->uhost); |
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nfree(w); |
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break; |
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} |
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} |
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} |
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|
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static void check_who() |
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{ |
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struct who_t *w = NULL, *wnext = NULL; |
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|
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for (w = who_start; w != NULL; w = wnext) { |
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wnext = w->next; |
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if ((w->time > 0) && (w->time < now - 300)) |
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del_who(w); |
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} |
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} |
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|
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static void who_free_mem() |
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{ |
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struct who_t *w = NULL, *wnext = NULL; |
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|
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for (w = who_start; w != NULL; w = wnext) { |
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wnext = w->next; |
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if (w->chan != NULL) |
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nfree(w->chan); |
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if (w->nick != NULL) |
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nfree(w->nick); |
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if (w->handle != NULL) |
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nfree(w->handle); |
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if (w->uhost != NULL) |
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nfree(w->uhost); |
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nfree(w); |
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} |
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who_start = NULL; |
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} |
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|
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static int who_expmem() |
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{ |
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int size = 0; |
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struct who_t *w = NULL; |
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|
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for (w = who_start; w != NULL; w = w->next) { |
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if (w->chan != NULL) |
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size += strlen(w->chan) + 1; |
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if (w->nick != NULL) |
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size += strlen(w->nick) + 1; |
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if (w->handle != NULL) |
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size += strlen(w->handle) + 1; |
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if (w->uhost != NULL) |
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size += strlen(w->uhost) + 1; |
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size += sizeof(struct who_t); |
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} |
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|
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return size; |
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} |
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