1 files changed, 127 insertions, 0 deletions
diff --git a/modules/m_userhost.c b/modules/m_userhost.c
new file mode 100644
index 0000000..81cddf6
--- /dev/null
+++ b/modules/m_userhost.c
@@ -0,0 +1,127 @@
+/*
+ *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
+ *  m_userhost.c: Shows a user's host.
+ *
+ *  Copyright (C) 2002 by the past and present ircd coders, and others.
+ *
+ *  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 "client.h"
+#include "ircd.h"
+#include "numeric.h"
+#include "s_serv.h"
+#include "send.h"
+#include "irc_string.h"
+#include "sprintf_irc.h"
+#include "parse.h"
+#include "modules.h"
+
+
+/*
+ * m_userhost added by Darren Reed 13/8/91 to aid clients and reduce
+ * the need for complicated requests like WHOIS. It returns user/host
+ * information only (no spurious AWAY labels or channels).
+ */
+static void
+m_userhost(struct Client *client_p, struct Client *source_p,
+           int parc, char *parv[])
+{
+  struct Client *target_p;
+  char buf[IRCD_BUFSIZE];
+  char response[NICKLEN*2+USERLEN+HOSTLEN+30];
+  char *t = NULL, *p = NULL, *nick = NULL;
+  int i = 0;               /* loop counter */
+  int cur_len;
+  int rl;
+
+  cur_len = snprintf(buf, sizeof(buf), form_str(RPL_USERHOST), me.name, source_p->name, "");
+  t = buf + cur_len;
+
+  for (nick = strtoken(&p, parv[1], " "); nick && i++ < 5;
+       nick = strtoken(&p,    NULL, " "))
+  {
+    if ((target_p = find_person(client_p, nick)) != NULL)
+    {
+      /*
+       * Show real IP for USERHOST on yourself.
+       * This is needed for things like mIRC, which do a server-based
+       * lookup (USERHOST) to figure out what the clients' local IP
+       * is.  Useful for things like NAT, and dynamic dial-up users.
+       */
+      if (MyClient(target_p) && (target_p == source_p))
+      {
+        rl = ircsprintf(response, "%s%s=%c%s@%s ",
+                        target_p->name,
+                        HasUMode(target_p, UMODE_OPER) ? "*" : "",
+                        (target_p->away[0]) ? '-' : '+',
+                        target_p->username,
+                        target_p->sockhost);
+      }
+      else
+      {
+        rl = ircsprintf(response, "%s%s=%c%s@%s ",
+                        target_p->name, (HasUMode(target_p, UMODE_OPER) &&
+                                         (!HasUMode(target_p, UMODE_HIDDEN) ||
+                                           HasUMode(source_p, UMODE_OPER))) ? "*" : "",
+                        (target_p->away[0]) ? '-' : '+',
+                        target_p->username,
+                        target_p->host);
+      }
+
+      if ((rl + cur_len) < (IRCD_BUFSIZE - 10))
+      {
+        ircsprintf(t, "%s", response);
+        t += rl;
+        cur_len += rl;
+      }
+      else
+        break;
+    }
+  }
+
+  sendto_one(source_p, "%s", buf);
+}
+
+static struct Message userhost_msgtab = {
+  "USERHOST", 0, 0, 1, 1, MFLG_SLOW, 0,
+  {m_unregistered, m_userhost, m_userhost, m_ignore, m_userhost, m_ignore}
+};
+
+static void
+module_init(void)
+{
+  mod_add_cmd(&userhost_msgtab);
+}
+
+static void
+module_exit(void)
+{
+  mod_del_cmd(&userhost_msgtab);
+}
+
+struct module module_entry = {
+  .node    = { NULL, NULL, NULL },
+  .name    = NULL,
+  .version = "$Revision$",
+  .handle  = NULL,
+  .modinit = module_init,
+  .modexit = module_exit,
+  .flags   = 0
+};