trunk/src/resv.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  resv.c: Functions to reserve(jupe) a nick/channel.
 *
 *  Copyright (C) 2001-2002 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 *  USA
 *
 *  $Id$
 */

#include "stdinc.h"
#include "list.h"
#include "ircd.h"
#include "send.h"
#include "client.h"   
#include "memory.h"
#include "numeric.h"
#include "resv.h"
#include "hash.h"
#include "irc_string.h"
#include "ircd_defs.h"
#include "conf.h"
#include "conf_db.h"

dlink_list resv_channel_list = { NULL, NULL, 0 };


/* create_channel_resv()
 *
 * inputs       - name of channel to create resv for
 *              - reason for resv
 *              - flag, 1 for from ircd.conf 0 from elsehwere
 * output       - pointer to struct ResvChannel
 * side effects -
 */
struct ConfItem *
create_channel_resv(char *name, char *reason, int in_conf)
{
  struct ConfItem *conf = NULL;
  struct ResvChannel *resv_p = NULL;

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

  if (hash_find_resv(name))
    return NULL;

  if (strlen(reason) > REASONLEN)
    reason[REASONLEN] = '\0';

  conf = make_conf_item(CRESV_TYPE);
  resv_p = map_to_conf(conf);

  strlcpy(resv_p->name, name, sizeof(resv_p->name));
  DupString(conf->name, name);
  DupString(resv_p->reason, reason);

  dlinkAdd(resv_p, &resv_p->node, &resv_channel_list);
  hash_add_resv(resv_p);

  return conf;
}

/* create_nick_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 ConfItem *
create_nick_resv(char *name, char *reason, int in_conf)
{
  struct ConfItem *conf = NULL;
  struct MatchItem *resv_p = NULL;

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

  if (find_matching_name_conf(NRESV_TYPE, name, NULL, NULL, 0))
    return NULL;

  if (strlen(reason) > REASONLEN)
    reason[REASONLEN] = '\0';

  conf = make_conf_item(NRESV_TYPE);
  resv_p = map_to_conf(conf);

  DupString(conf->name, name);
  DupString(resv_p->reason, reason);

  return conf;
}

/* clear_conf_resv()
 *
 * inputs       - none
 * output       - none
 * side effects - All resvs are cleared out
 */
void
clear_conf_resv(void)
{
  dlink_node *ptr = NULL, *next_ptr = NULL;

  DLINK_FOREACH_SAFE(ptr, next_ptr, resv_channel_list.head)
  {
    struct ResvChannel *resv_p = ptr->data;

    if (!IsConfDatabase(resv_p))
      delete_channel_resv(resv_p);
  }
}

/* delete_channel_resv()
 *
 * inputs       - pointer to channel resv to delete
 * output       - none
 * side effects - given struct ResvChannel * is removed
 */
int
delete_channel_resv(struct ResvChannel *resv_p)
{
  struct ConfItem *conf = NULL;
  assert(resv_p != NULL);

  hash_del_resv(resv_p);
  dlinkDelete(&resv_p->node, &resv_channel_list);
  MyFree(resv_p->reason);
  conf = unmap_conf_item(resv_p);
  delete_conf_item(conf);

  return 1;
}

/* 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 ResvChannel *
match_find_resv(const char *name)
{
  dlink_node *ptr = NULL;

  if (EmptyString(name))
    return NULL;

  DLINK_FOREACH(ptr, resv_channel_list.head)
  {
    struct ResvChannel *chptr = ptr->data;

    if (match_chan(name, chptr->name))
      return chptr;
  }

  return NULL;
}

/* report_resv()
 *
 * inputs       - pointer to client pointer to report to.
 * output       - NONE
 * side effects - report all resvs to client.
 */
void
report_resv(struct Client *source_p)
{
  dlink_node *ptr;
  struct ConfItem *conf;
  struct ResvChannel *resv_cp;
  struct MatchItem *resv_np;

  DLINK_FOREACH(ptr, resv_channel_list.head)
  {
    resv_cp = ptr->data;
    sendto_one(source_p, form_str(RPL_STATSQLINE),
               me.name, source_p->name,
               resv_cp->hold ? 'q' : 'Q',
               resv_cp->name, resv_cp->reason);
  }

  DLINK_FOREACH(ptr, nresv_items.head)
  {
    conf = ptr->data;
    resv_np = map_to_conf(conf);

    sendto_one(source_p, form_str(RPL_STATSQLINE),
               me.name, source_p->name,
               resv_np->hold ? 'q' : 'Q',
               conf->name, resv_np->reason);
  }
}

/* valid_wild_card_simple()
 *
 * inputs       - data to check for sufficient non-wildcard characters
 * outputs      - 1 if valid, else 0
 * side effects - none
 */
int
valid_wild_card_simple(const char *data)
{
  const unsigned char *p = (const unsigned char *)data;
  int nonwild = 0;

  while (*p != '\0')
  {
    if ((*p == '\\' && *++p) || (*p && !IsMWildChar(*p)))
      if (++nonwild == ConfigFileEntry.min_nonwildcard_simple)
        return 1;
    if (*p != '\0')
      ++p;
  }

  return 0;
}
Revision:	1628
Committed:	Thu Nov 1 21:08:56 2012 UTC (12 years, 9 months ago) by michael
Content type:	text/x-csrc
File size:	5388 byte(s)
Log Message:	- flesh out new *line database handling - simplify temporary bans
#	Content
1	/*
2	* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3	* resv.c: Functions to reserve(jupe) a nick/channel.
4	*
5	* Copyright (C) 2001-2002 Hybrid Development Team
6	*
7	* This program is free software; you can redistribute it and/or modify
8	* it under the terms of the GNU General Public License as published by
9	* the Free Software Foundation; either version 2 of the License, or
10	* (at your option) any later version.
11	*
12	* This program is distributed in the hope that it will be useful,
13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15	* GNU General Public License for more details.
16	*
17	* You should have received a copy of the GNU General Public License
18	* along with this program; if not, write to the Free Software
19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20	* USA
21	*
22	* $Id$
23	*/
24
25	#include "stdinc.h"
26	#include "list.h"
27	#include "ircd.h"
28	#include "send.h"
29	#include "client.h"
30	#include "memory.h"
31	#include "numeric.h"
32	#include "resv.h"
33	#include "hash.h"
34	#include "irc_string.h"
35	#include "ircd_defs.h"
36	#include "conf.h"
37	#include "conf_db.h"
38
39	dlink_list resv_channel_list = { NULL, NULL, 0 };
40
41
42	/* create_channel_resv()
43	*
44	* inputs - name of channel to create resv for
45	* - reason for resv
46	* - flag, 1 for from ircd.conf 0 from elsehwere
47	* output - pointer to struct ResvChannel
48	* side effects -
49	*/
50	struct ConfItem *
51	create_channel_resv(char name, char reason, int in_conf)
52	{
53	struct ConfItem *conf = NULL;
54	struct ResvChannel *resv_p = NULL;
55
56	if (name == NULL \|\| reason == NULL)
57	return NULL;
58
59	if (hash_find_resv(name))
60	return NULL;
61
62	if (strlen(reason) > REASONLEN)
63	reason[REASONLEN] = '\0';
64
65	conf = make_conf_item(CRESV_TYPE);
66	resv_p = map_to_conf(conf);
67
68	strlcpy(resv_p->name, name, sizeof(resv_p->name));
69	DupString(conf->name, name);
70	DupString(resv_p->reason, reason);
71
72	dlinkAdd(resv_p, &resv_p->node, &resv_channel_list);
73	hash_add_resv(resv_p);
74
75	return conf;
76	}
77
78	/* create_nick_resv()
79	*
80	* inputs - name of nick to create resv for
81	* - reason for resv
82	* - 1 if from ircd.conf, 0 if from elsewhere
83	* output - pointer to struct ResvNick
84	* side effects -
85	*/
86	struct ConfItem *
87	create_nick_resv(char name, char reason, int in_conf)
88	{
89	struct ConfItem *conf = NULL;
90	struct MatchItem *resv_p = NULL;
91
92	if (name == NULL \|\| reason == NULL)
93	return NULL;
94
95	if (find_matching_name_conf(NRESV_TYPE, name, NULL, NULL, 0))
96	return NULL;
97
98	if (strlen(reason) > REASONLEN)
99	reason[REASONLEN] = '\0';
100
101	conf = make_conf_item(NRESV_TYPE);
102	resv_p = map_to_conf(conf);
103
104	DupString(conf->name, name);
105	DupString(resv_p->reason, reason);
106
107	return conf;
108	}
109
110	/* clear_conf_resv()
111	*
112	* inputs - none
113	* output - none
114	* side effects - All resvs are cleared out
115	*/
116	void
117	clear_conf_resv(void)
118	{
119	dlink_node ptr = NULL, next_ptr = NULL;
120
121	DLINK_FOREACH_SAFE(ptr, next_ptr, resv_channel_list.head)
122	{
123	struct ResvChannel *resv_p = ptr->data;
124
125	if (!IsConfDatabase(resv_p))
126	delete_channel_resv(resv_p);
127	}
128	}
129
130	/* delete_channel_resv()
131	*
132	* inputs - pointer to channel resv to delete
133	* output - none
134	* side effects - given struct ResvChannel * is removed
135	*/
136	int
137	delete_channel_resv(struct ResvChannel *resv_p)
138	{
139	struct ConfItem *conf = NULL;
140	assert(resv_p != NULL);
141
142	hash_del_resv(resv_p);
143	dlinkDelete(&resv_p->node, &resv_channel_list);
144	MyFree(resv_p->reason);
145	conf = unmap_conf_item(resv_p);
146	delete_conf_item(conf);
147
148	return 1;
149	}
150
151	/* match_find_resv()
152	*
153	* inputs - pointer to name
154	* output - pointer to a struct ResvChannel
155	* side effects - Finds a reserved channel whose name matches 'name',
156	* if can't find one returns NULL.
157	*/
158	struct ResvChannel *
159	match_find_resv(const char *name)
160	{
161	dlink_node *ptr = NULL;
162
163	if (EmptyString(name))
164	return NULL;
165
166	DLINK_FOREACH(ptr, resv_channel_list.head)
167	{
168	struct ResvChannel *chptr = ptr->data;
169
170	if (match_chan(name, chptr->name))
171	return chptr;
172	}
173
174	return NULL;
175	}
176
177	/* report_resv()
178	*
179	* inputs - pointer to client pointer to report to.
180	* output - NONE
181	* side effects - report all resvs to client.
182	*/
183	void
184	report_resv(struct Client *source_p)
185	{
186	dlink_node *ptr;
187	struct ConfItem *conf;
188	struct ResvChannel *resv_cp;
189	struct MatchItem *resv_np;
190
191	DLINK_FOREACH(ptr, resv_channel_list.head)
192	{
193	resv_cp = ptr->data;
194	sendto_one(source_p, form_str(RPL_STATSQLINE),
195	me.name, source_p->name,
196	resv_cp->hold ? 'q' : 'Q',
197	resv_cp->name, resv_cp->reason);
198	}
199
200	DLINK_FOREACH(ptr, nresv_items.head)
201	{
202	conf = ptr->data;
203	resv_np = map_to_conf(conf);
204
205	sendto_one(source_p, form_str(RPL_STATSQLINE),
206	me.name, source_p->name,
207	resv_np->hold ? 'q' : 'Q',
208	conf->name, resv_np->reason);
209	}
210	}
211
212	/* valid_wild_card_simple()
213	*
214	* inputs - data to check for sufficient non-wildcard characters
215	* outputs - 1 if valid, else 0
216	* side effects - none
217	*/
218	int
219	valid_wild_card_simple(const char *data)
220	{
221	const unsigned char p = (const unsigned char )data;
222	int nonwild = 0;
223
224	while (*p != '\0')
225	{
226	if ((p == '\\' && ++p) \|\| (p && !IsMWildChar(p)))
227	if (++nonwild == ConfigFileEntry.min_nonwildcard_simple)
228	return 1;
229	if (*p != '\0')
230	++p;
231	}
232
233	return 0;
234	}