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/* |
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* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd) |
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* |
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* Copyright (c) 2003-2018 ircd-hybrid development team |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 |
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* USA |
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*/ |
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|
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/*! \file userhost.c |
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* \brief Global user limits. |
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* \version $Id$ |
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*/ |
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|
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#include "list.h" |
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#include "hash.h" |
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#include "client.h" |
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#include "userhost.h" |
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#include "mempool.h" |
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#include "irc_string.h" |
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|
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|
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static mp_pool_t *userhost_pool; |
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|
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|
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void |
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userhost_init(void) |
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{ |
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userhost_pool = mp_pool_new(sizeof(struct UserHost), MP_CHUNK_SIZE_USERHOST); |
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} |
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|
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/* userhost_count() |
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* |
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* inputs - user name |
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* - hostname |
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* - int flag 1 if global, 0 if local |
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* - pointer to where global count should go |
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* - pointer to where local count should go |
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* - pointer to where identd count should go (local clients only) |
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* output - none |
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* side effects - |
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*/ |
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void |
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userhost_count(const char *host, unsigned int *global_p, unsigned int *local_p) |
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{ |
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struct UserHost *userhost; |
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|
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if ((userhost = hash_find_userhost(host)) == NULL) |
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return; |
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|
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if (global_p) |
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*global_p = userhost->gcount; |
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if (local_p) |
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*local_p = userhost->lcount; |
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} |
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|
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/* userhost_find_or_add() |
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* |
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* inputs - host name |
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* output - none |
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* side effects - find UserHost * for given host name |
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*/ |
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static struct UserHost * |
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userhost_find_or_add(const char *host) |
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{ |
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struct UserHost *userhost; |
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|
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if ((userhost = hash_find_userhost(host))) |
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return userhost; |
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|
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userhost = mp_pool_get(userhost_pool); |
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|
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strlcpy(userhost->host, host, sizeof(userhost->host)); |
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hash_add_userhost(userhost); |
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|
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return userhost; |
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} |
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|
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/* userhost_add() |
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* |
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* inputs - user name |
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* - hostname |
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* - int flag 1 if global, 0 if local |
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* output - none |
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* side effects - add given user@host to hash tables |
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*/ |
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void |
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userhost_add(const char *host, int global) |
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{ |
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struct UserHost *userhost; |
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|
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if ((userhost = userhost_find_or_add(host)) == NULL) |
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return; |
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|
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userhost->gcount++; |
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|
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if (!global) |
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userhost->lcount++; |
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} |
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|
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/* userhost_del() |
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* |
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* inputs - user name |
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* - hostname |
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* - int flag 1 if global, 0 if local |
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* output - none |
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* side effects - delete given user@host to hash tables |
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*/ |
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void |
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userhost_del(const char *host, int global) |
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{ |
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struct UserHost *userhost; |
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|
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if ((userhost = hash_find_userhost(host)) == NULL) |
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return; |
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|
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if (userhost->gcount > 0) |
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userhost->gcount--; |
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|
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if (!global) |
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if (userhost->lcount > 0) |
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userhost->lcount--; |
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|
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if (userhost->gcount == 0 && userhost->lcount == 0) |
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{ |
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hash_del_userhost(userhost); |
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mp_pool_release(userhost); |
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} |
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} |
