X-Git-Url: https://jfr.im/git/irc/evilnet/x3.git/blobdiff_plain/47956fc5f8ace10e7b32db88bfb9100ad1829833..c99dcaf6a0f9c7798580fc9f315d7b368c9f972c:/src/proto-p10.c?ds=sidebyside

diff --git a/src/proto-p10.c b/src/proto-p10.c
index 19c8653..ed2242e 100644
--- a/src/proto-p10.c
+++ b/src/proto-p10.c
@@ -20,6 +20,8 @@
 
 #include "nickserv.h"
 #include "chanserv.h"
+#include "hash.h"
+#include "helpfile.h"
 #include "hosthiding.h"
 #include "proto-common.c"
 #include "opserv.h"
@@ -91,7 +93,9 @@
 #define CMD_SQUERY              "SQUERY"
 #define CMD_SQUIT               "SQUIT"
 #define CMD_STATS               "STATS"
+#define CMD_SVSJOIN             "SVSJOIN"
 #define CMD_SVSNICK             "SVSNICK"
+#define CMD_SVSPART             "SVSPART"
 #define CMD_SWHOIS              "SWHOIS"
 #define CMD_TIME                "TIME"
 #define CMD_TOPIC               "TOPIC"
@@ -179,7 +183,9 @@
 #define TOK_SQUERY              "SQUERY"
 #define TOK_SQUIT               "SQ"
 #define TOK_STATS               "R"
+#define TOK_SVSJOIN             "SJ"
 #define TOK_SVSNICK             "SN"
+#define TOK_SVSPART             "SP"
 #define TOK_SWHOIS              "SW"
 #define TOK_TIME                "TI"
 #define TOK_TOPIC               "T"
@@ -277,7 +283,9 @@
 #define P10_SQUERY              TYPE(SQUERY)
 #define P10_SQUIT               TYPE(SQUIT)
 #define P10_STATS               TYPE(STATS)
+#define P10_SVSJOIN             TYPE(SVSJOIN)
 #define P10_SVSNICK             TYPE(SVSNICK)
+#define P10_SVSPART             TYPE(SVSPART)
 #define P10_SWHOIS              TYPE(SWHOIS)
 #define P10_TIME                TYPE(TIME)
 #define P10_TOPIC               TYPE(TOPIC)
@@ -303,6 +311,8 @@
  */
 #define PREHISTORY 780000000
 
+#define MODELEN                 40 + KEYLEN
+
 static struct server *servers_num[64*64];
 static privmsg_func_t *privmsg_funcs;
 static unsigned int num_privmsg_funcs;
@@ -316,9 +326,14 @@ static int extended_accounts;
 static struct userNode *AddUser(struct server* uplink, const char *nick, const char *ident, const char *hostname, const char *modes, const char *numeric, const char *userinfo, time_t timestamp, const char *realip);
 
 extern int off_channel;
+extern int DefConLevel;
+extern int DefConTimeOut;
+extern char *DefConChanModes;
 
 static int parse_oplevel(char *str);
 
+char privbuf[512] = "";
+
 /* Numerics can be XYY, XYYY, or XXYYY; with X's identifying the
  * server and Y's indentifying the client on that server. */
 struct server*
@@ -365,6 +380,32 @@ GetUserN(const char *numeric) /* using numeric */
     return un;
 }
 
+extern struct userNode *opserv;
+static void
+check_ctcp(struct userNode *user, struct userNode *bot, char *text, UNUSED_ARG(int server_qualified))
+{
+    char *cmd;
+    /* if its a version reply, do an alert check (only alerts with version=something) */
+    if(bot == opserv) {
+        if(text[0] == '\001') {
+            text++;
+            cmd = mysep(&text, " ");
+            if(!irccasecmp(cmd, "VERSION")) {
+                char *version = mysep(&text, "\n");
+                if(!version)
+                    version = "";
+                /* opserv_debug("Opserv got CTCP VERSION Notice from %s: %s", user->nick, version); */
+                /* TODO: setup a ctcp_funcs thing to handle this and other CTCPS properly */
+                user->version_reply = strdup(version);
+                /* TODO: put this in the db */
+                if(match_ircglob(version, "WebTV;*"))
+                    user->no_notice = true; /* webbies cant see notices */
+            }
+        }
+    }
+}
+
+
 static void
 privmsg_user_helper(struct userNode *un, void *data)
 {
@@ -376,6 +417,7 @@ privmsg_user_helper(struct userNode *un, void *data)
         }
     } else {
         if ((num < num_notice_funcs) && notice_funcs[num]) {
+            check_ctcp(pd->user, un, pd->text, pd->is_qualified);
             notice_funcs[num](pd->user, un, pd->text, pd->is_qualified);
         }
     }
@@ -647,6 +689,7 @@ irc_wallops(const char *format, ...)
     putsock("%s " P10_WALLOPS " :%s", self->numeric, buffer);
 }
 
+
 void
 irc_notice(struct userNode *from, const char *to, const char *message)
 {
@@ -665,6 +708,18 @@ irc_privmsg(struct userNode *from, const char *to, const char *message)
     putsock("%s " P10_PRIVMSG " %s :%s", from->numeric, to, message);
 }
 
+void
+irc_privmsg_user(struct userNode *from, struct userNode *to, const char *message)
+{
+    putsock("%s " P10_PRIVMSG " %s :%s", from->numeric, to->numeric, message);
+}
+
+void 
+irc_version_user(struct userNode *from, struct userNode *to)
+{
+    irc_privmsg_user(from, to, "\001VERSION\001");
+}
+
 void
 irc_eob(void)
 {
@@ -675,6 +730,18 @@ void
 irc_eob_ack(void)
 {
     putsock("%s " P10_EOB_ACK, self->numeric);
+
+    char *nick;
+    const char *str;
+    str = conf_get_data("services/opserv/nick", RECDB_QSTRING);
+    nick = strdup(str);
+
+    if (nick && (DefConLevel < 5)) {
+        DefConProcess(GetUserH(nick));
+
+        if (DefConTimeOut > 0)
+            timeq_add(now + DefConTimeOut, defcon_timeout, NULL);
+    }
 }
 
 void
@@ -775,6 +842,8 @@ irc_burst(struct chanNode *chan)
     if (len)
         burst_line[pos++] = ' ';
 
+    if(chan->members.used < 1)
+        return; /* dont burst empty channels (created by discrims) */
     /* dump the users */
     for (n=0; n<chan->members.used; n++) {
         mn = chan->members.list[n];
@@ -784,6 +853,7 @@ irc_burst(struct chanNode *chan)
             pos = base_len;
             last_mode = -1;
         }
+
         memcpy(burst_line+pos, mn->user->numeric, strlen(mn->user->numeric));
         pos += strlen(mn->user->numeric);
         if (mn->modes && (mn->modes != last_mode)) {
@@ -927,6 +997,18 @@ irc_join(struct userNode *who, struct chanNode *what)
     }
 }
 
+void
+irc_svsjoin(struct userNode *from, struct userNode *who, struct chanNode *to)
+{
+    putsock("%s " P10_SVSJOIN " %s %s "FMT_TIME_T, from->uplink->numeric, who->numeric, to->name, now);
+}
+
+void
+irc_svspart(struct userNode *from, struct userNode *who, struct chanNode *to)
+{
+    putsock("%s " P10_SVSPART " %s %s", from->uplink->numeric, who->numeric, to->name);
+}
+
 void
 irc_kick(struct userNode *who, struct userNode *target, struct chanNode *channel, const char *msg)
 {
@@ -974,6 +1056,9 @@ irc_topic(struct userNode *service, struct userNode *who, struct chanNode *what,
    int type = 4;
    int host_in_topic = 0;
    const char *hstr, *tstr;
+   char *host, *hostmask;
+   char shost[MAXLEN];
+   char sident[MAXLEN];
 
    tstr = conf_get_data("server/type", RECDB_QSTRING);
    hstr = conf_get_data("server/host_in_topic", RECDB_QSTRING);
@@ -982,13 +1067,28 @@ irc_topic(struct userNode *service, struct userNode *who, struct chanNode *what,
    else
      type = 4;/* default to 040 style topics */
 
-   if (hstr)
-     host_in_topic = atoi(hstr);
+   if (hstr) {
+      if (IsFakeHost(who))
+          safestrncpy(shost, who->fakehost, sizeof(shost));
+      else if (IsSetHost(who)) {
+          hostmask = strdup(who->sethost);
+          if ((host = (strrchr(hostmask, '@'))))
+              *host++ = '\0';
+          else
+              host = hostmask;
+
+          safestrncpy(sident, hostmask, sizeof(shost));
+          safestrncpy(shost, host, sizeof(shost));
+      } else
+          safestrncpy(shost, who->hostname, sizeof(shost));
+
+      host_in_topic = atoi(hstr);
+   }
 
-   if (type == 5) {
+   if (type >= 5) {
      putsock("%s " P10_TOPIC " %s %s%s%s%s%s " FMT_TIME_T " " FMT_TIME_T " :%s", service->numeric, what->name,
-             who->nick, host_in_topic ? "!" : "", host_in_topic ? who->ident : "", host_in_topic ? "@" : "",
-             host_in_topic ? who->hostname : "", what->timestamp, now, topic);
+             who->nick, host_in_topic ? "!" : "", host_in_topic ? (IsSetHost(who) ? sident : who->ident) : "", 
+             host_in_topic ? "@" : "", host_in_topic ? shost : "", what->timestamp, now, topic);
    } else {
      who = service;
      putsock("%s " P10_TOPIC " %s :%s", who->numeric, what->name, topic);
@@ -1012,6 +1112,38 @@ irc_numeric(struct userNode *user, unsigned int num, const char *format, ...)
     putsock(":%s %03d %s %s", self->name, num, user->nick, buffer);
 }
 
+void
+irc_mark(struct userNode *user, char *mark)
+{
+    char *host = user->hostname;
+    /* if the mark will put us over the  host length, clip some off the left hand side
+     * to make room...
+     */
+    if(strlen(host) + 1 + strlen(mark) > HOSTLEN)
+        host += 1 + ( (strlen(host) + 1 + strlen(mark)) - HOSTLEN );
+    putsock("%s " CMD_MARK " %s DNSBL +m %s.%s", self->numeric, user->nick, mark, host);
+    putsock("%s " CMD_MARK " %s DNSBL_DATA %s", self->numeric, user->nick, mark);
+    /* If they are not otherwise marked, mark their host with fakehost */
+    if(!IsFakeHost(user) && !IsSetHost(user) && !IsHiddenHost(user))
+    {
+        struct modeNode *mn = NULL;
+        char fakehost[HOSTLEN];
+        unsigned int count = 0;
+        unsigned int n = 0;
+
+        putsock("%s " CMD_MODE " %s +x", self->numeric, user->nick);
+        putsock("%s " CMD_FAKEHOST " %s %s.%s", self->numeric, user->numeric, mark, host);
+        
+        snprintf(fakehost, sizeof(fakehost), "%s.%s", mark, host);
+        safestrncpy(user->fakehost, fakehost, sizeof(user->fakehost));
+
+        for (n=count=0; n<user->channels.used; n++) {
+            mn = user->channels.list[n];
+            check_bans(user, mn->channel->name);
+        }
+    }
+}
+
 static void send_burst(void);
 
 static void
@@ -1135,7 +1267,8 @@ static CMD_FUNC(cmd_eob)
         /* now that we know who our uplink is,
          * we can center the routing map and activate auto-routing.
          */
-        activate_routing(NULL, NULL, NULL);
+        //activate_routing(NULL, NULL, NULL);
+        routing_init();
     }
     sender->self_burst = 0;
     recalc_bursts(sender);
@@ -1245,6 +1378,22 @@ static CMD_FUNC(cmd_join)
     return 1;
 }
 
+static CMD_FUNC(cmd_svsjoin)
+{
+    struct create_desc cd;
+
+    if (!(cd.user = GetUserH(argv[1])))
+        return 0;
+    if (argc < 3)
+        return 0;
+    else if (argc < 4)
+        cd.when = now;
+    else
+        cd.when = atoi(argv[3]);
+    parse_foreach(argv[2], join_helper, create_helper, NULL, NULL, &cd);
+    return 1;
+}
+
 static CMD_FUNC(cmd_pong)
 {
     if (argc < 3)
@@ -1268,6 +1417,7 @@ static CMD_FUNC(cmd_nick)
         NickChange(user, argv[1], 1);
     } else {
         struct server *serv;
+        struct userNode *nuser;
         char modes[MAXLEN];
         /* new nick */
         if (argc < 9)
@@ -1277,7 +1427,7 @@ static CMD_FUNC(cmd_nick)
             unsplit_string(argv+6, argc-9, modes);
         else
             strcpy(modes, "+");
-        AddUser(serv, argv[1], argv[4], argv[5], modes, argv[argc-2], argv[argc-1], atoi(argv[3]), argv[argc-3]);
+        nuser = AddUser(serv, argv[1], argv[4], argv[5], modes, argv[argc-2], argv[argc-1], atoi(argv[3]), argv[argc-3]);
     }
     return 1;
 }
@@ -1333,6 +1483,118 @@ static CMD_FUNC(cmd_fakehost)
     return 1;
 }
 
+static struct {
+  char        *name;
+  unsigned int priv;
+} privtab[] = {
+#define P(priv)         { #priv, PRIV_ ## priv }
+  P(CHAN_LIMIT),     P(MODE_LCHAN),     P(WALK_LCHAN),    P(DEOP_LCHAN),
+  P(SHOW_INVIS),     P(SHOW_ALL_INVIS), P(UNLIMIT_QUERY), P(KILL),
+  P(LOCAL_KILL),     P(REHASH),         P(RESTART),       P(DIE),
+  P(GLINE),          P(LOCAL_GLINE),    P(JUPE),          P(LOCAL_JUPE),
+  P(OPMODE),         P(LOCAL_OPMODE),   P(SET),           P(WHOX),
+  P(BADCHAN),        P(LOCAL_BADCHAN),  P(SEE_CHAN),      P(PROPAGATE),
+  P(DISPLAY),        P(SEE_OPERS),      P(WIDE_GLINE),    P(FORCE_OPMODE),
+  P(FORCE_LOCAL_OPMODE), P(REMOTEREHASH), P(CHECK), P(SEE_SECRET_CHAN),
+  P(SHUN),           P(LOCAL_SHUN),     P(WIDE_SHUN),
+#undef P
+  { 0, 0 }
+};
+
+char *client_report_privs(struct userNode *client)
+{
+  int i;
+
+  privbuf[0] = '\0';
+  for (i = 0; privtab[i].name; i++) {
+    if (HasPriv(client, privtab[i].priv)) {
+      strcat(privbuf, privtab[i].name);
+      strcat(privbuf, " ");
+    }
+  }
+
+  privbuf[strlen(privbuf)] = 0;
+
+  return privbuf;
+}
+
+int client_modify_priv_by_name(struct userNode *who, char *priv, int what) {
+ int i = 0;
+ assert(0 != priv);
+ assert(0 != who);
+
+  for (i = 0; privtab[i].name; i++) {
+    if (0 == strcmp(privtab[i].name, priv)) {
+      if (what == PRIV_ADD)
+        GrantPriv(who, privtab[i].priv);
+      else if (what == PRIV_DEL) {
+        RevokePriv(who, privtab[i].priv);
+      }
+    }
+  }
+  return 0;
+}
+
+int check_priv(char *priv)
+{
+  int i;
+
+  for (i = 0; privtab[i].name; i++) {
+    if (0 == strcmp(privtab[i].name, priv)) {
+      return 1;
+    }
+  }
+  return 0;
+}
+
+void
+irc_privs(struct userNode *target, char *flag, int add)
+{
+    client_modify_priv_by_name(target, flag, add);
+    putsock("%s " P10_PRIVS " %s %s%s", self->numeric, target->numeric, (add == PRIV_ADD) ? "+" : "-", flag);
+}
+
+static CMD_FUNC(cmd_privs)
+{
+  char *tstr = NULL;
+  int type = 0;
+
+  tstr = conf_get_data("server/type", RECDB_QSTRING);
+  if(tstr)
+    type = atoi(tstr);
+
+  if (type < 6)
+    return 1; /* silently ignore */
+
+  struct userNode *user = argc > 1 ? GetUserN(argv[1]) : NULL;
+  char buf[512] = "";
+  int what = PRIV_ADD;
+  char *p = 0;
+  char *tmp;
+  unsigned int i;
+
+  if (argc < 3)
+    return 0;
+
+  if (!user)
+    return 0;
+
+  for (i=1; i<argc; i++) {
+    strcat(buf, argv[i]);
+    strcat(buf, " ");
+  }
+
+  for (i = 2; i < argc; i++) {
+    if (*argv[i] == '+') { what = PRIV_ADD; argv[i]++; }
+    if (*argv[i] == '-') { what = PRIV_DEL; argv[i]++; }
+    for (tmp = x3_strtok(&p, argv[i], ","); tmp;
+         tmp = x3_strtok(&p, NULL, ",")) {
+      client_modify_priv_by_name(user, tmp, what);
+    }
+  }
+  return 1;
+}
+
 static CMD_FUNC(cmd_burst)
 {
     extern int rel_age;
@@ -1466,6 +1728,37 @@ static CMD_FUNC(cmd_burst)
     return res;
 }
 
+/* TODO: 
+ * This is a stub that doesn't actually do anything. It should be completed
+ * so that bans on *!*@markname.* match users as it does in nefarious
+ */
+static CMD_FUNC(cmd_mark)
+{
+    struct userNode *target;
+    /* 
+     * log_module(MAIN_LOG, LOG_ERROR, "DEBUG: mark, user %s, type %s, arg %s", argv[1], argv[2], argv[3]);
+     */
+
+    if(argc < 4)
+        return 0;
+    target = GetUserH(argv[1]);
+    if(!target) {
+        log_module(MAIN_LOG, LOG_ERROR, "Unable to find user %s whose mark is changing.", argv[1]);
+        return 0;
+    }
+    if(!strcasecmp(argv[2], "DNSBL")) {
+        /* DNSBL <modes> */
+        return 1;
+    }
+    else if(!strcasecmp(argv[2], "DNSBL_DATA")) {
+        /* DNSBL_DATA name */
+        return 1;
+        
+    }
+    /* unknown type of mark */
+    return 1;
+}
+
 static CMD_FUNC(cmd_mode)
 {
     struct chanNode *cn;
@@ -1511,6 +1804,22 @@ static CMD_FUNC(cmd_mode)
         cn->timestamp = atoi(argv[argc-1]);
     }
 
+    if (checkDefCon(DEFCON_NO_MODE_CHANGE) && !IsOper(un)) {
+        const char *str;
+        str = conf_get_data("services/opserv/nick", RECDB_QSTRING);
+        if (str) {
+            char modes[MODELEN];
+            struct userNode *opserv = GetUserH(str);
+ 
+            send_message_type(4, un, opserv, "Channel modes cannot be changed due to DefCon level %d in effect, please try again soon", DefConLevel);
+            irc_make_chanmode(cn, modes);
+            irc_mode(opserv, cn, modes);
+            irc_mode(opserv, cn, DefConChanModes);
+        }
+        return 1;
+    }
+
+
     return mod_chanmode(un, cn, argv+2, argc-2, MCP_ALLOW_OVB|MCP_FROM_SERVER|(un ? MC_NOTIFY : 0));
 }
 
@@ -1700,6 +2009,19 @@ static CMD_FUNC(cmd_part)
     return 1;
 }
 
+static CMD_FUNC(cmd_svspart)
+{
+    struct userNode *user;
+
+    if (argc < 3)
+        return 0;
+    user = GetUserH(argv[1]);
+    if (!user)
+        return 0;
+    parse_foreach(argv[2], part_helper, NULL, NULL, NULL, user);
+    return 1;
+}
+
 static CMD_FUNC(cmd_silence)
 {
     struct userNode *user;
@@ -1787,9 +2109,22 @@ static CMD_FUNC(cmd_privmsg)
     pd.user = GetUserH(origin);
     if (!pd.user || (IsGagged(pd.user) && !IsOper(pd.user)))
         return 1;
+
+    if (checkDefCon(DEFCON_OPER_ONLY) && !IsOper(pd.user)) {
+        const char *str;
+        str = conf_get_data("services/opserv/nick", RECDB_QSTRING);
+        if (str)
+            send_message_type(4, pd.user, GetUserH(str), "Services are currently not available, please try again soon");
+        return 1;
+    }
+
+    if (checkDefCon(DEFCON_SILENT_OPER_ONLY) && !IsOper(pd.user))
+        return 1; /* Silently Ignore */
+
     pd.is_notice = 0;
     pd.text = argv[2];
     parse_foreach(argv[1], privmsg_chan_helper, NULL, privmsg_user_helper, privmsg_invalid, &pd);
+
     return 1;
 }
 
@@ -1988,6 +2323,8 @@ init_parse(void)
     dict_insert(irc_func_dict, TOK_EOB_ACK, cmd_eob_ack);
     dict_insert(irc_func_dict, CMD_MODE, cmd_mode);
     dict_insert(irc_func_dict, TOK_MODE, cmd_mode);
+    dict_insert(irc_func_dict, CMD_MARK, cmd_mark);
+    dict_insert(irc_func_dict, TOK_MARK, cmd_mark);
     dict_insert(irc_func_dict, CMD_NICK, cmd_nick);
     dict_insert(irc_func_dict, TOK_NICK, cmd_nick);
     dict_insert(irc_func_dict, CMD_ACCOUNT, cmd_account);
@@ -2028,8 +2365,12 @@ init_parse(void)
     dict_insert(irc_func_dict, TOK_NOTICE, cmd_notice);
     dict_insert(irc_func_dict, CMD_STATS, cmd_stats);
     dict_insert(irc_func_dict, TOK_STATS, cmd_stats);
+    dict_insert(irc_func_dict, CMD_SVSJOIN, cmd_svsjoin);
+    dict_insert(irc_func_dict, TOK_SVSJOIN, cmd_svsjoin);
     dict_insert(irc_func_dict, CMD_SVSNICK, cmd_svsnick);
     dict_insert(irc_func_dict, TOK_SVSNICK, cmd_svsnick);
+    dict_insert(irc_func_dict, CMD_SVSPART, cmd_svspart);
+    dict_insert(irc_func_dict, TOK_SVSPART, cmd_svspart);
     dict_insert(irc_func_dict, CMD_SWHOIS, cmd_dummy);
     dict_insert(irc_func_dict, TOK_SWHOIS, cmd_dummy);
     dict_insert(irc_func_dict, CMD_WHOIS, cmd_whois);
@@ -2074,9 +2415,8 @@ init_parse(void)
     dict_insert(irc_func_dict, TOK_WALLUSERS, cmd_dummy);
     /* Ignore dnsbl exemptions */
     dict_insert(irc_func_dict, TOK_EXEMPT, cmd_dummy);
-    dict_insert(irc_func_dict, TOK_MARK, cmd_dummy);
-    /* Ignore privs */
-    dict_insert(irc_func_dict, TOK_PRIVS, cmd_dummy);
+    dict_insert(irc_func_dict, CMD_PRIVS, cmd_privs);
+    dict_insert(irc_func_dict, TOK_PRIVS, cmd_privs);
     /* Ignore remote luser */
     dict_insert(irc_func_dict, TOK_LUSERS, cmd_dummy);
     /* We have reliable clock!  Always!  Wraaa! */
@@ -2120,6 +2460,7 @@ init_parse(void)
     userList_init(&dead_users);
     reg_del_channel_func(remove_unbursted_channel);
     reg_exit_func(parse_cleanup);
+    // reg_notice_func(opserv, check_ctcp);
 }
 
 int
@@ -2448,6 +2789,9 @@ AddUser(struct server* uplink, const char *nick, const char *ident, const char *
       make_ipv6virthost((char*)irc_ntoa(&uNode->ip), uNode->hostname, uNode->crypthost);
     }
 
+    if (!uNode->crypthost && uNode->cryptip)
+        snprintf(uNode->crypthost, sizeof(uNode->crypthost), "%s", strdup(uNode->cryptip));
+
     uNode->timestamp = timestamp;
     modeList_init(&uNode->channels);
     uNode->uplink = uplink;
@@ -2457,6 +2801,9 @@ AddUser(struct server* uplink, const char *nick, const char *ident, const char *
     uNode->num_local = base64toint(numeric+strlen(uNode->uplink->numeric), 3) & uNode->uplink->num_mask;
     uNode->uplink->users[uNode->num_local] = uNode;
     mod_usermode(uNode, modes);
+
+    set_geoip_info(uNode);
+
     if (ignore_user)
         return uNode;
 
@@ -2519,6 +2866,19 @@ DelUser(struct userNode* user, struct userNode *killer, int announce, const char
     }
 
     modeList_clean(&user->channels);
+
+    /* Clean up version data */
+    if(user->version_reply) {
+        free(user->version_reply);
+        user->version_reply = NULL;
+    }
+
+    /* clean up geoip data if any */
+    if(user->country_code) free(user->country_code);
+    if(user->city) free(user->city);
+    if(user->region) free(user->region);
+    if(user->postal_code) free(user->postal_code);
+
     /* We don't free them, in case we try to privmsg them or something
      * (like when a stupid oper kills themself).  We just put them onto
      * a list of clients that get freed after processing each line.