-/* $Id: ip_cloaking.c 3526 2007-07-06 07:56:14Z nenolod $ */
+/*
+ * Charybdis: an advanced ircd
+ * ip_cloaking.c: provide user hostname cloaking
+ *
+ * Written originally by nenolod, altered to use FNV by Elizabeth in 2008
+ */
#include "stdinc.h"
#include "modules.h"
#include "s_serv.h"
#include "numeric.h"
-/* if you're modifying this module, you'll probably to change this */
-#define KEY 0x13748cfa
-
static int
_modinit(void)
{
ip_cloaking_hfnlist, "$Revision: 3526 $");
static void
-distribute_hostchange(struct Client *client)
+distribute_hostchange(struct Client *client_p, char *newhost)
{
- if (irccmp(client->host, client->orighost))
- sendto_one_numeric(client, RPL_HOSTHIDDEN, "%s :is now your hidden host",
- client->host);
+ if (newhost != client_p->orighost)
+ sendto_one_numeric(client_p, RPL_HOSTHIDDEN, "%s :is now your hidden host",
+ newhost);
else
- sendto_one_numeric(client, RPL_HOSTHIDDEN, "%s :hostname reset",
- client->host);
+ sendto_one_numeric(client_p, RPL_HOSTHIDDEN, "%s :hostname reset",
+ newhost);
sendto_server(NULL, NULL,
CAP_EUID | CAP_TS6, NOCAPS, ":%s CHGHOST %s :%s",
- use_id(&me), use_id(client), client->host);
+ use_id(&me), use_id(client_p), newhost);
sendto_server(NULL, NULL,
CAP_TS6, CAP_EUID, ":%s ENCAP * CHGHOST %s :%s",
- use_id(&me), use_id(client), client->host);
- if (irccmp(client->host, client->orighost))
- SetDynSpoof(client);
+ use_id(&me), use_id(client_p), newhost);
+
+ change_nick_user_host(client_p, client_p->name, client_p->username, newhost, 0, "Changing host");
+
+ if (newhost != client_p->orighost)
+ SetDynSpoof(client_p);
else
- ClearDynSpoof(client);
+ ClearDynSpoof(client_p);
}
static void
* the actual cloaking would get ugly
*/
for (tptr = outbuf; *tptr != '\0'; tptr++)
- {
- if (*tptr == ':') {
+ if (*tptr == ':')
totalcount++;
- }
- }
}
else if (!strchr(outbuf, '.'))
- {
return;
- }
for (tptr = outbuf; *tptr != '\0'; tptr++)
{
continue;
}
- switch (ipv6)
- {
- case 1:
- if (sepcount < totalcount / 2)
- break;
- case 0:
- if (sepcount < 2)
- break;
- default:
- *tptr = chartable[(*tptr + accum) % 20];
+ if (ipv6 && sepcount < totalcount / 2)
+ continue;
- }
+ if (!ipv6 && sepcount < 2)
+ continue;
+ *tptr = chartable[(*tptr + accum) % 20];
accum = (accum << 1) | (accum >> 31);
}
}
for (tptr = outbuf; *tptr != '\0'; tptr++)
{
if (isdigit(*tptr))
- {
- *tptr = (*tptr + accum) % 10;
- }
+ *tptr = '0' + (*tptr + accum) % 10;
accum = (accum << 1) | (accum >> 31);
}
}
if (strcmp(source_p->host, source_p->localClient->mangledhost))
{
- rb_strlcpy(source_p->host, source_p->localClient->mangledhost, HOSTLEN + 1);
- distribute_hostchange(source_p);
+ distribute_hostchange(source_p, source_p->localClient->mangledhost);
}
else /* not really nice, but we need to send this numeric here */
sendto_one_numeric(source_p, RPL_HOSTHIDDEN, "%s :is now your hidden host",
if (source_p->localClient->mangledhost != NULL &&
!strcmp(source_p->host, source_p->localClient->mangledhost))
{
- rb_strlcpy(source_p->host, source_p->orighost, HOSTLEN + 1);
- distribute_hostchange(source_p);
+ distribute_hostchange(source_p, source_p->orighost);
}
}
}