trunk/src/conf_resv.c

/*
 *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
 *
 *  Copyright (c) 2001-2016 ircd-hybrid development team
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
 *  USA
 */

/*! \file conf_resv.c
 * \brief Functions to reserve(jupe) a nick/channel.
 * \version $Id$
 */

#include "stdinc.h"
#include "list.h"
#include "send.h"
#include "client.h"
#include "memory.h"
#include "irc_string.h"
#include "ircd_defs.h"
#include "misc.h"
#include "conf.h"
#include "conf_resv.h"
#include "hostmask.h"


/* create_resv()
 *
 * inputs       - name of nick to create resv for
 *              - reason for resv
 *              - 1 if from ircd.conf, 0 if from elsewhere
 * output       - pointer to struct ResvNick
 * side effects -
 */
struct MaskItem *
create_resv(const char *name, const char *reason, const dlink_list *list)
{
  dlink_node *node = NULL;
  struct MaskItem *conf = NULL;
  enum maskitem_type type;

  if (name == NULL || reason == NULL)
    return NULL;

  if (IsChanPrefix(*name))
    type = CONF_CRESV;
  else
    type = CONF_NRESV;

  if (find_exact_name_conf(type, NULL, name, NULL, NULL))
    return NULL;

  conf = conf_make(type);
  conf->name = xstrdup(name);
  conf->reason = xstrndup(reason, IRCD_MIN(strlen(reason), REASONLEN));

  if (list)
  {
    DLINK_FOREACH(node, list->head)
    {
      char nick[NICKLEN + 1];
      char user[USERLEN + 1];
      char host[HOSTLEN + 1];
      struct split_nuh_item nuh;
      struct exempt *exptr = NULL;
      char *s = node->data;

      if (strlen(s) == 2 && IsAlpha(*(s + 1) && IsAlpha(*(s + 2))))
      {
#ifdef HAVE_LIBGEOIP
        exptr = xcalloc(sizeof(*exptr));
        exptr->name = xstrdup(s);
        exptr->country_id = GeoIP_id_by_code(s);
        dlinkAdd(exptr, &exptr->node, &conf->exempt_list);
#endif
      }
      else
      {
        nuh.nuhmask  = s;
        nuh.nickptr  = nick;
        nuh.userptr  = user;
        nuh.hostptr  = host;

        nuh.nicksize = sizeof(nick);
        nuh.usersize = sizeof(user);
        nuh.hostsize = sizeof(host);

        split_nuh(&nuh);

        exptr = xcalloc(sizeof(*exptr));
        exptr->name = xstrdup(nick);
        exptr->user = xstrdup(user);
        exptr->host = xstrdup(host);
        exptr->type = parse_netmask(host, &exptr->addr, &exptr->bits);
        dlinkAdd(exptr, &exptr->node, &conf->exempt_list);
      }
    }
  }

  return conf;
}

int
resv_find_exempt(const struct Client *client_p, const struct MaskItem *conf)
{
  const dlink_node *node = NULL;

  DLINK_FOREACH(node, conf->exempt_list.head)
  {
    const struct exempt *exptr = node->data;

    if (exptr->country_id)
    {
      if (exptr->country_id == client_p->connection->country_id)
        return 1;
    }
    else if (!match(exptr->name, client_p->name) && !match(exptr->user, client_p->username))
    {
      switch (exptr->type)
      {
        case HM_HOST:
          if (!match(exptr->host, client_p->host) || !match(exptr->host, client_p->sockhost))
            return 1;
          break;
        case HM_IPV4:
          if (client_p->connection->aftype == AF_INET)
            if (match_ipv4(&client_p->connection->ip, &exptr->addr, exptr->bits))
              return 1;
          break;
        case HM_IPV6:
          if (client_p->connection->aftype == AF_INET6)
            if (match_ipv6(&client_p->connection->ip, &exptr->addr, exptr->bits))
              return 1;
          break;
        default:
          assert(0);
      }
    }
  }

  return 0;
}

/* match_find_resv()
 *
 * inputs       - pointer to name
 * output       - pointer to a struct ResvChannel
 * side effects - Finds a reserved channel whose name matches 'name',
 *                if can't find one returns NULL.
 */
struct MaskItem *
match_find_resv(const char *name)
{
  dlink_node *node = NULL;

  if (EmptyString(name))
    return NULL;

  DLINK_FOREACH(node, cresv_items.head)
  {
    struct MaskItem *conf = node->data;

    if (!match(conf->name, name))
      return conf;
  }

  return NULL;
}
Revision:	7234
Committed:	Wed Feb 3 16:30:10 2016 UTC (9 years, 6 months ago) by michael
Content type:	text/x-csrc
File size:	4662 byte(s)
Log Message:	- Move resv.* to conf_resv.*
#	User	Rev	Content
1	adx	30	/*
2	michael	2916	* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3	adx	30	*
4	michael	7006	* Copyright (c) 2001-2016 ircd-hybrid development team
5	adx	30	*
6			* This program is free software; you can redistribute it and/or modify
7			* it under the terms of the GNU General Public License as published by
8			* the Free Software Foundation; either version 2 of the License, or
9			* (at your option) any later version.
10			*
11			* This program is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with this program; if not, write to the Free Software
18	michael	4565	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19	adx	30	* USA
20			*/
21
22	michael	7234	/*! \file conf_resv.c
23	michael	2916	* \brief Functions to reserve(jupe) a nick/channel.
24			* \version $Id$
25			*/
26
27	adx	30	#include "stdinc.h"
28	michael	1011	#include "list.h"
29	adx	30	#include "send.h"
30	michael	2916	#include "client.h"
31	adx	30	#include "memory.h"
32			#include "irc_string.h"
33			#include "ircd_defs.h"
34	michael	3347	#include "misc.h"
35	michael	1309	#include "conf.h"
36	michael	7234	#include "conf_resv.h"
37	michael	1858	#include "hostmask.h"
38	adx	30
39
40	michael	1858	/* create_resv()
41	adx	30	*
42	michael	1858	* inputs - name of nick to create resv for
43	adx	30	* - reason for resv
44	michael	1858	* - 1 if from ircd.conf, 0 if from elsewhere
45			* output - pointer to struct ResvNick
46	adx	30	* side effects -
47			*/
48	michael	1632	struct MaskItem *
49	michael	1858	create_resv(const char name, const char reason, const dlink_list *list)
50	adx	30	{
51	michael	4815	dlink_node *node = NULL;
52	michael	1632	struct MaskItem *conf = NULL;
53	michael	1858	enum maskitem_type type;
54	adx	30
55			if (name == NULL \|\| reason == NULL)
56			return NULL;
57
58	michael	1858	if (IsChanPrefix(*name))
59			type = CONF_CRESV;
60			else
61			type = CONF_NRESV;
62
63			if (find_exact_name_conf(type, NULL, name, NULL, NULL))
64	adx	30	return NULL;
65
66	michael	1858	conf = conf_make(type);
67	michael	1646	conf->name = xstrdup(name);
68			conf->reason = xstrndup(reason, IRCD_MIN(strlen(reason), REASONLEN));
69	adx	30
70	michael	1858	if (list)
71			{
72	michael	4815	DLINK_FOREACH(node, list->head)
73	michael	1858	{
74	michael	1860	char nick[NICKLEN + 1];
75			char user[USERLEN + 1];
76			char host[HOSTLEN + 1];
77			struct split_nuh_item nuh;
78			struct exempt *exptr = NULL;
79	michael	4815	char *s = node->data;
80	michael	1858
81	michael	1860	if (strlen(s) == 2 && IsAlpha((s + 1) && IsAlpha((s + 2))))
82	michael	1858	{
83	michael	1872	#ifdef HAVE_LIBGEOIP
84	michael	7032	exptr = xcalloc(sizeof(*exptr));
85	michael	1860	exptr->name = xstrdup(s);
86	michael	4822	exptr->country_id = GeoIP_id_by_code(s);
87	michael	1860	dlinkAdd(exptr, &exptr->node, &conf->exempt_list);
88	michael	1872	#endif
89	michael	1860	}
90			else
91			{
92			nuh.nuhmask = s;
93	michael	1858	nuh.nickptr = nick;
94			nuh.userptr = user;
95			nuh.hostptr = host;
96
97	michael	1859	nuh.nicksize = sizeof(nick);
98	michael	1858	nuh.usersize = sizeof(user);
99			nuh.hostsize = sizeof(host);
100
101			split_nuh(&nuh);
102
103	michael	7032	exptr = xcalloc(sizeof(*exptr));
104	michael	1860	exptr->name = xstrdup(nick);
105	michael	1858	exptr->user = xstrdup(user);
106			exptr->host = xstrdup(host);
107			exptr->type = parse_netmask(host, &exptr->addr, &exptr->bits);
108			dlinkAdd(exptr, &exptr->node, &conf->exempt_list);
109			}
110			}
111			}
112
113	adx	30	return conf;
114			}
115
116	michael	1858	int
117	michael	6690	resv_find_exempt(const struct Client client_p, const struct MaskItem conf)
118	adx	30	{
119	michael	4815	const dlink_node *node = NULL;
120	adx	30
121	michael	4815	DLINK_FOREACH(node, conf->exempt_list.head)
122	michael	1858	{
123	michael	4815	const struct exempt *exptr = node->data;
124	adx	30
125	michael	4822	if (exptr->country_id)
126	michael	1858	{
127	michael	6690	if (exptr->country_id == client_p->connection->country_id)
128	michael	1858	return 1;
129			}
130	michael	6690	else if (!match(exptr->name, client_p->name) && !match(exptr->user, client_p->username))
131	michael	1858	{
132			switch (exptr->type)
133			{
134			case HM_HOST:
135	michael	6690	if (!match(exptr->host, client_p->host) \|\| !match(exptr->host, client_p->sockhost))
136	michael	1858	return 1;
137			break;
138			case HM_IPV4:
139	michael	6690	if (client_p->connection->aftype == AF_INET)
140			if (match_ipv4(&client_p->connection->ip, &exptr->addr, exptr->bits))
141	michael	1858	return 1;
142			break;
143			case HM_IPV6:
144	michael	6690	if (client_p->connection->aftype == AF_INET6)
145			if (match_ipv6(&client_p->connection->ip, &exptr->addr, exptr->bits))
146	michael	1858	return 1;
147			break;
148			default:
149			assert(0);
150			}
151			}
152			}
153	adx	30
154	michael	1858	return 0;
155	adx	30	}
156
157			/* match_find_resv()
158			*
159			* inputs - pointer to name
160			* output - pointer to a struct ResvChannel
161			* side effects - Finds a reserved channel whose name matches 'name',
162			* if can't find one returns NULL.
163			*/
164	michael	1632	struct MaskItem *
165	adx	30	match_find_resv(const char *name)
166			{
167	michael	4815	dlink_node *node = NULL;
168	adx	30
169			if (EmptyString(name))
170			return NULL;
171
172	michael	4815	DLINK_FOREACH(node, cresv_items.head)
173	adx	30	{
174	michael	4815	struct MaskItem *conf = node->data;
175	adx	30
176	michael	1825	if (!match(conf->name, name))
177	michael	1632	return conf;
178	adx	30	}
179
180			return NULL;
181			}