* 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 "channel.h"
#include "class.h"
#include "client.h"
-#include "common.h"
#include "match.h"
#include "ircd.h"
#include "hostmask.h"
#include "bandbi.h"
#include "operhash.h"
-static int mo_dline(struct Client *, struct Client *, int, const char **);
-static int me_dline(struct Client *, struct Client *, int, const char **);
-static int mo_undline(struct Client *, struct Client *, int, const char **);
-static int me_undline(struct Client *, struct Client *, int, const char **);
+static const char dline_desc[] = "Provides the DLINE facility to ban users via IP address";
+
+static void mo_dline(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void me_dline(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void mo_undline(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void me_undline(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
struct Message dline_msgtab = {
- "DLINE", 0, 0, 0, MFLG_SLOW,
+ "DLINE", 0, 0, 0, 0,
{mg_unreg, mg_not_oper, mg_ignore, mg_ignore, {me_dline, 4}, {mo_dline, 2}}
};
struct Message undline_msgtab = {
- "UNDLINE", 0, 0, 0, MFLG_SLOW,
+ "UNDLINE", 0, 0, 0, 0,
{mg_unreg, mg_not_oper, mg_ignore, mg_ignore, {me_undline, 2}, {mo_undline, 2}}
};
mapi_clist_av1 dline_clist[] = { &dline_msgtab, &undline_msgtab, NULL };
-DECLARE_MODULE_AV1(dline, NULL, NULL, dline_clist, NULL, NULL, "$Revision$");
+DECLARE_MODULE_AV2(dline, NULL, NULL, dline_clist, NULL, NULL, NULL, NULL, dline_desc);
-static int remove_temp_dline(struct ConfItem *);
-static int apply_dline(struct Client *, const char *, int, char *);
-static int apply_undline(struct Client *, const char *);
+static bool remove_temp_dline(struct ConfItem *);
+static void apply_dline(struct Client *, const char *, int, char *);
+static void apply_undline(struct Client *, const char *);
/* mo_dline()
- *
+ *
* parv[1] - dline to add
* parv[2] - reason
*/
-static int
-mo_dline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+mo_dline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
char def[] = "No Reason";
const char *dlhost;
char *reason = def;
- char cidr_form_host[HOSTLEN + 1];
int tdline_time = 0;
const char *target_server = NULL;
int loc = 1;
if(!IsOperK(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name, "kline");
- return 0;
+ return;
}
if((tdline_time = valid_temp_time(parv[loc])) >= 0)
loc++;
+ if (loc >= parc)
+ {
+ sendto_one_notice(source_p, ":Need an IP to D-Line");
+ return;
+ }
+
dlhost = parv[loc];
- rb_strlcpy(cidr_form_host, dlhost, sizeof(cidr_form_host));
loc++;
/* would break the protocol */
if (*dlhost == ':')
{
- sendto_one_notice(source_p, ":Invalid D-Line");
- return 0;
+ sendto_one_notice(source_p, ":Invalid D-Line [%s] - IP cannot start with :", dlhost);
+ return;
+ }
+
+ int ty = parse_netmask_strict(dlhost, NULL, NULL);
+ if (ty != HM_IPV4 && ty != HM_IPV6)
+ {
+ sendto_one_notice(source_p, ":Invalid D-Line [%s] - doesn't look like IP[/cidr]", dlhost);
+ return;
}
if(parc >= loc + 2 && !irccmp(parv[loc], "ON"))
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "remoteban");
- return 0;
+ return;
}
target_server = parv[loc + 1];
target_server, tdline_time, dlhost, reason);
if(!match(target_server, me.name))
- return 0;
+ return;
}
apply_dline(source_p, dlhost, tdline_time, reason);
check_dlines();
- return 0;
}
/* mo_undline()
*
* parv[1] = dline to remove
*/
-static int
-mo_undline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+mo_undline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
const char *cidr;
const char *target_server = NULL;
if(!IsOperK(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name, "unkline");
- return 0;
+ return;
}
cidr = parv[1];
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "remoteban");
- return 0;
+ return;
}
target_server = parv[3];
CAP_ENCAP, NOCAPS, "ENCAP %s UNDLINE %s", target_server, cidr);
if(!match(target_server, me.name))
- return 0;
+ return;
}
apply_undline(source_p, cidr);
-
- return 0;
}
-static int
-me_dline(struct Client *client_p, struct Client *source_p, int parc, const char **parv)
+static void
+me_dline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
int tdline_time = atoi(parv[1]);
/* Since this is coming over a server link, assume that the originating
*/
if(!IsPerson(source_p))
- return 0;
-
- if(!find_shared_conf(source_p->username, source_p->host,
- source_p->servptr->name,
- tdline_time > 0 ? SHARED_TDLINE : SHARED_PDLINE))
- return 0;
+ return;
apply_dline(source_p, parv[2], tdline_time, LOCAL_COPY(parv[3]));
check_dlines();
- return 0;
}
-static int
-me_undline(struct Client *client_p, struct Client *source_p, int parc, const char **parv)
+static void
+me_undline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
if(!IsPerson(source_p))
- return 0;
-
- if(!find_shared_conf(source_p->username, source_p->host,
- source_p->servptr->name, SHARED_UNDLINE))
- return 0;
+ return;
apply_undline(source_p, parv[1]);
-
- return 0;
}
-static int
+static void
apply_dline(struct Client *source_p, const char *dlhost, int tdline_time, char *reason)
{
struct ConfItem *aconf;
int t = AF_INET, ty, b;
const char *creason;
- ty = parse_netmask(dlhost, (struct sockaddr *) &daddr, &b);
- if(ty == HM_HOST)
+ ty = parse_netmask_strict(dlhost, &daddr, &b);
+ if(ty != HM_IPV4 && ty != HM_IPV6)
{
sendto_one(source_p, ":%s NOTICE %s :Invalid D-Line", me.name, source_p->name);
- return 0;
+ return;
}
-#ifdef RB_IPV6
if(ty == HM_IPV6)
t = AF_INET6;
else
-#endif
t = AF_INET;
/* This means dlines wider than /16 cannot be set remotely */
{
sendto_one_notice(source_p,
":For safety, bitmasks less than 8 require conf access.");
- return 0;
+ return;
}
}
else
{
sendto_one_notice(source_p,
":Dline bitmasks less than 16 are for admins only.");
- return 0;
+ return;
}
}
if((aconf = find_dline((struct sockaddr *) &daddr, t)) != NULL)
{
int bx;
- parse_netmask(aconf->host, NULL, &bx);
- if(b >= bx)
+ int masktype = parse_netmask_strict(aconf->host, NULL, &bx);
+
+ if (masktype != HM_ERROR && b >= bx)
{
creason = aconf->passwd ? aconf->passwd : "<No Reason>";
if(IsConfExemptKline(aconf))
":%s NOTICE %s :[%s] already D-lined by [%s] - %s",
me.name, source_p->name, dlhost, aconf->host,
creason);
- return 0;
+ return;
}
}
}
aconf->status = CONF_DLINE;
aconf->created = rb_current_time();
aconf->host = rb_strdup(dlhost);
- aconf->passwd = rb_strdup(reason);
aconf->info.oper = operhash_add(get_oper_name(source_p));
if(strlen(reason) > BANREASONLEN)
aconf->spasswd = rb_strdup(oper_reason);
}
+ aconf->passwd = rb_strdup(reason);
+
if(tdline_time > 0)
{
aconf->hold = rb_current_time() + tdline_time;
if(EmptyString(oper_reason))
{
- sendto_realops_snomask(SNO_GENERAL, L_ALL,
+ sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
"%s added temporary %d min. D-Line for [%s] [%s]",
get_oper_name(source_p), tdline_time / 60,
aconf->host, reason);
}
else
{
- sendto_realops_snomask(SNO_GENERAL, L_ALL,
+ sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
"%s added temporary %d min. D-Line for [%s] [%s|%s]",
get_oper_name(source_p), tdline_time / 60,
aconf->host, reason, oper_reason);
if(EmptyString(oper_reason))
{
- sendto_realops_snomask(SNO_GENERAL, L_ALL,
+ sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
"%s added D-Line for [%s] [%s]",
get_oper_name(source_p), aconf->host, reason);
ilog(L_KLINE, "D %s 0 %s %s",
}
else
{
- sendto_realops_snomask(SNO_GENERAL, L_ALL,
+ sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
"%s added D-Line for [%s] [%s|%s]",
get_oper_name(source_p), aconf->host, reason, oper_reason);
ilog(L_KLINE, "D %s 0 %s %s|%s",
aconf->host, reason, oper_reason);
}
}
-
- return 0;
}
-static int
+static void
apply_undline(struct Client *source_p, const char *cidr)
{
char buf[BUFSIZE];
struct ConfItem *aconf;
- if(parse_netmask(cidr, NULL, NULL) == HM_HOST)
+ int masktype = parse_netmask(cidr, NULL, NULL);
+
+ if(masktype != HM_IPV4 && masktype != HM_IPV6)
{
- sendto_one_notice(source_p, ":Invalid D-Line");
- return 0;
+ sendto_one_notice(source_p, ":Invalid D-Line [%s] - doesn't look like IP[/cidr]", cidr);
+ return;
}
aconf = find_exact_conf_by_address(cidr, CONF_DLINE, NULL);
if(aconf == NULL)
{
sendto_one_notice(source_p, ":No D-Line for %s", cidr);
- return 0;
+ return;
}
rb_strlcpy(buf, aconf->host, sizeof buf);
sendto_one(source_p,
":%s NOTICE %s :Un-dlined [%s] from temporary D-lines",
me.name, source_p->name, buf);
- sendto_realops_snomask(SNO_GENERAL, L_ALL,
+ sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
"%s has removed the temporary D-Line for: [%s]",
get_oper_name(source_p), buf);
ilog(L_KLINE, "UD %s %s", get_oper_name(source_p), buf);
- return 0;
+ return;
}
bandb_del(BANDB_DLINE, aconf->host, NULL);
sendto_one(source_p, ":%s NOTICE %s :D-Line for [%s] is removed", me.name, source_p->name,
aconf->host);
- sendto_realops_snomask(SNO_GENERAL, L_ALL, "%s has removed the D-Line for: [%s]",
+ sendto_realops_snomask(SNO_GENERAL, L_NETWIDE, "%s has removed the D-Line for: [%s]",
get_oper_name(source_p), aconf->host);
ilog(L_KLINE, "UD %s %s", get_oper_name(source_p), aconf->host);
delete_one_address_conf(aconf->host, aconf);
-
- return 0;
}
/* remove_temp_dline()
*
* inputs - confitem to undline
- * outputs -
+ * outputs - true if removed, false otherwise.
* side effects - tries to undline anything that matches
*/
-static int
+static bool
remove_temp_dline(struct ConfItem *aconf)
{
rb_dlink_node *ptr;
{
rb_dlinkDestroy(ptr, &temp_dlines[i]);
delete_one_address_conf(aconf->host, aconf);
- return YES;
+ return true;
}
}
}
- return NO;
+ return false;
}