trunk/src/conf_pseudo.c

/*
 *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
 *
 *  Copyright (c) 2014-2018 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_pseudo.c
 * \brief Handles with pseudo commands/service aliases.
 * \version $Id$
 */

#include "stdinc.h"
#include "list.h"
#include "client.h"
#include "parse.h"
#include "hash.h"
#include "irc_string.h"
#include "ircd.h"
#include "numeric.h"
#include "send.h"
#include "memory.h"
#include "user.h"
#include "server.h"
#include "conf_pseudo.h"

struct PseudoItem
{
  dlink_node node;
  struct Message msg;
  char *name;
  char *nick;
  char *serv;
  char *prepend;
  char *command;
};

static dlink_list pseudo_list;


const dlink_list *
pseudo_get_list(void)
{
  return &pseudo_list;
}

static int
m_pseudo(struct Client *source_p, int parc, char *parv[])
{
  char buffer[IRCD_BUFSIZE] = "";
  const struct PseudoItem *const pseudo = (const struct PseudoItem *)parv[1];
  struct Client *target_p = NULL;
  struct Client *server_p = NULL;
  const char *msg = parv[parc - 1];

  if (parc < 3 || EmptyString(msg))
  {
    sendto_one_numeric(source_p, &me, ERR_NOTEXTTOSEND);
    return 0;
  }

  if (pseudo->prepend)
  {
    snprintf(buffer, sizeof(buffer), "%s%s", pseudo->prepend, msg);
    msg = buffer;
  }

  target_p = find_person(source_p, pseudo->nick);
  server_p = hash_find_server(pseudo->serv);

  if (target_p && server_p && (target_p->servptr == server_p) && !IsMe(server_p))
  {
    sendto_one(target_p, ":%s PRIVMSG %s :%s",
               source_p->id, target_p->id, msg);
    return 0;
  }

  sendto_one_numeric(source_p, &me, ERR_SERVICESDOWN, pseudo->name);
  return 0;
}

void
pseudo_register(const char *name, const char *nick, const char *serv, 
                const char *prepend,
                const char *command)
{
  if (find_command(command))
    return;

  struct PseudoItem *pseudo = xcalloc(sizeof(*pseudo));
  pseudo->name = xstrdup(name);
  pseudo->nick = xstrdup(nick);
  pseudo->serv = xstrdup(serv);
  pseudo->command = xstrdup(command);
  if (!EmptyString(prepend))
    pseudo->prepend = xstrdup(prepend);

  pseudo->msg.cmd = pseudo->command;
  pseudo->msg.args_max = 2;
  pseudo->msg.flags = MFLG_EXTRA;
  pseudo->msg.extra = pseudo;
  pseudo->msg.handlers[UNREGISTERED_HANDLER] = m_unregistered;
  pseudo->msg.handlers[CLIENT_HANDLER] = m_pseudo;
  pseudo->msg.handlers[SERVER_HANDLER] = m_ignore;
  pseudo->msg.handlers[ENCAP_HANDLER] = m_ignore;
  pseudo->msg.handlers[OPER_HANDLER] = m_pseudo;
  dlinkAdd(pseudo, &pseudo->node, &pseudo_list);

  mod_add_cmd(&pseudo->msg);
}

void
pseudo_clear(void)
{
  while (pseudo_list.head)
  {
    struct PseudoItem *pseudo = pseudo_list.head->data;
    assert(find_command(pseudo->msg.cmd));

    mod_del_cmd(&pseudo->msg);
    dlinkDelete(&pseudo->node, &pseudo_list);

    xfree(pseudo->name);
    xfree(pseudo->nick);
    xfree(pseudo->serv);
    xfree(pseudo->prepend);
    xfree(pseudo->command);
    xfree(pseudo);
  }
}

void
pseudo_stats(struct Client *source_p)
{
  dlink_node *node;

  DLINK_FOREACH(node, pseudo_list.head)
  {
    struct PseudoItem *pseudo = node->data;
    sendto_one_numeric(source_p, &me, RPL_STATSPSEUDO, pseudo->command,
                       pseudo->name, pseudo->nick, pseudo->serv,
                       pseudo->prepend ? pseudo->prepend : "*");
  }
}
Revision:	8453
Committed:	Fri Mar 30 16:42:33 2018 UTC (8 years, 3 months ago) by michael
Content type:	text/x-csrc
File size:	4069 byte(s)
Log Message:	- Report configured pseudo {} blocks in '/stats R'. For now we use the numeric 227. Maybe there's some other numeric that's more suitable for this.
#	User	Rev	Content
1	michael	4545	/*
2			* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3			*
4	michael	8279	* Copyright (c) 2014-2018 ircd-hybrid development team
5	michael	4545	*
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	michael	4545	* USA
20			*/
21
22			/*! \file conf_pseudo.c
23			* \brief Handles with pseudo commands/service aliases.
24	michael	6259	* \version $Id$
25	michael	4545	*/
26
27			#include "stdinc.h"
28			#include "list.h"
29			#include "client.h"
30			#include "parse.h"
31			#include "hash.h"
32			#include "irc_string.h"
33			#include "ircd.h"
34			#include "numeric.h"
35			#include "send.h"
36			#include "memory.h"
37			#include "user.h"
38			#include "server.h"
39			#include "conf_pseudo.h"
40
41	michael	7294	struct PseudoItem
42	michael	4545	{
43			dlink_node node;
44			struct Message msg;
45			char *name;
46			char *nick;
47			char *serv;
48	michael	7294	char *prepend;
49	michael	4545	char *command;
50			};
51
52	michael	7294	static dlink_list pseudo_list;
53	michael	4545
54	michael	7685
55			const dlink_list *
56			pseudo_get_list(void)
57			{
58			return &pseudo_list;
59			}
60
61	michael	4545	static int
62			m_pseudo(struct Client source_p, int parc, char parv[])
63			{
64			char buffer[IRCD_BUFSIZE] = "";
65	michael	7294	const struct PseudoItem const pseudo = (const struct PseudoItem )parv[1];
66	michael	4545	struct Client *target_p = NULL;
67			struct Client *server_p = NULL;
68			const char *msg = parv[parc - 1];
69
70			if (parc < 3 \|\| EmptyString(msg))
71			{
72			sendto_one_numeric(source_p, &me, ERR_NOTEXTTOSEND);
73			return 0;
74			}
75
76	michael	8453	if (pseudo->prepend)
77	michael	4545	{
78	michael	7294	snprintf(buffer, sizeof(buffer), "%s%s", pseudo->prepend, msg);
79	michael	4545	msg = buffer;
80			}
81
82			target_p = find_person(source_p, pseudo->nick);
83			server_p = hash_find_server(pseudo->serv);
84
85			if (target_p && server_p && (target_p->servptr == server_p) && !IsMe(server_p))
86			{
87			sendto_one(target_p, ":%s PRIVMSG %s :%s",
88			source_p->id, target_p->id, msg);
89			return 0;
90			}
91
92			sendto_one_numeric(source_p, &me, ERR_SERVICESDOWN, pseudo->name);
93			return 0;
94			}
95
96			void
97	michael	7294	pseudo_register(const char name, const char nick, const char *serv,
98			const char *prepend,
99	michael	4545	const char *command)
100			{
101			if (find_command(command))
102			return;
103
104	michael	7294	struct PseudoItem pseudo = xcalloc(sizeof(pseudo));
105			pseudo->name = xstrdup(name);
106			pseudo->nick = xstrdup(nick);
107			pseudo->serv = xstrdup(serv);
108			pseudo->command = xstrdup(command);
109	michael	8453	if (!EmptyString(prepend))
110			pseudo->prepend = xstrdup(prepend);
111	michael	4545
112	michael	7294	pseudo->msg.cmd = pseudo->command;
113			pseudo->msg.args_max = 2;
114			pseudo->msg.flags = MFLG_EXTRA;
115			pseudo->msg.extra = pseudo;
116			pseudo->msg.handlers[UNREGISTERED_HANDLER] = m_unregistered;
117			pseudo->msg.handlers[CLIENT_HANDLER] = m_pseudo;
118			pseudo->msg.handlers[SERVER_HANDLER] = m_ignore;
119			pseudo->msg.handlers[ENCAP_HANDLER] = m_ignore;
120			pseudo->msg.handlers[OPER_HANDLER] = m_pseudo;
121			dlinkAdd(pseudo, &pseudo->node, &pseudo_list);
122	michael	4545
123	michael	7294	mod_add_cmd(&pseudo->msg);
124	michael	4545	}
125
126			void
127			pseudo_clear(void)
128			{
129	michael	7294	while (pseudo_list.head)
130	michael	4545	{
131	michael	7294	struct PseudoItem *pseudo = pseudo_list.head->data;
132			assert(find_command(pseudo->msg.cmd));
133	michael	4545
134	michael	7294	mod_del_cmd(&pseudo->msg);
135			dlinkDelete(&pseudo->node, &pseudo_list);
136	michael	4545
137	michael	7294	xfree(pseudo->name);
138			xfree(pseudo->nick);
139			xfree(pseudo->serv);
140			xfree(pseudo->prepend);
141			xfree(pseudo->command);
142			xfree(pseudo);
143	michael	4545	}
144			}
145	michael	8453
146			void
147			pseudo_stats(struct Client *source_p)
148			{
149			dlink_node *node;
150
151			DLINK_FOREACH(node, pseudo_list.head)
152			{
153			struct PseudoItem *pseudo = node->data;
154			sendto_one_numeric(source_p, &me, RPL_STATSPSEUDO, pseudo->command,
155			pseudo->name, pseudo->nick, pseudo->serv,
156			pseudo->prepend ? pseudo->prepend : "*");
157			}
158			}