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fixed up hostname cloaking hopefully

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This commit is contained in:
fishwaldo 2002-10-16 05:04:23 +00:00
parent d9689ad05a
commit c0211f2e10
6 changed files with 49 additions and 47 deletions
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12
ChangeLog
View file

@ -4,14 +4,16 @@ Symbols are:
(F) - Fish (fish@dynam.ac)
(S) - Shmad (shmad@neostats.net)
(HP) - Hybrid Team Patches to Hybrid Source
* NeoIRCd Version 0.9.5 - 12th Oct, 2002 - Fish
(F) - Fixed up Server info lines not being propogated correctly
(F) - fixed up m_message.so so that opers/services can send to anyhost with /msg $$* (For operserv global compat)
* NeoIRCd Version 0.9.4 - 24th Sept, 2002 - Fish
(S) - Fixed up event.c for a possible serious bug reported by Dianora from hybrid team
Also thanks for the reference and event code in question.
(F) - Fixed up Server info lines not being propogated correctly
(F) - fixed up m_message.so so that opers/services can send to anyhost with /msg $$* (For operserv global compat)
(F) - Fixed up Hidden Servers to work correctly... (/map /links /whois etc)
(F) - Fixed Usermode problems.
* NeoIRCd Version 0.9.4 - 24th Sept, 2002 - Fish
(F) - Changed HiddenHost System to Use Ultimates version instead...
(F) - Changed NICK and Client Messages to include vhost, so we dont have to burst SETHOST
(F) - Don't burst SETHOST when we remove -x

8
TODO
View file

@ -1,9 +1,15 @@
$Id: TODO,v 1.10 2002/09/23 03:14:20 fishwaldo Exp $
$Id: TODO,v 1.11 2002/10/16 05:04:23 fishwaldo Exp $
NeoStats HostServ should accept /privmsg hostserv login <username> <password> for NeoIRCD vhost support!
/stats g should report when a G line will expire
don't deop servicesclient on netjoin
hiddenservers don't hide
POST 1.0
*Umode +b (Bots) to identify bots (iEf2002)
*it would be nice if we could pass message handlers the actuall command that triggered the handler

4
include/client.h
View file

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* $Id: client.h,v 1.8 2002/09/13 16:30:03 fishwaldo Exp $
* $Id: client.h,v 1.9 2002/10/16 05:04:23 fishwaldo Exp $
*/
#ifndef INCLUDED_client_h
@ -625,6 +625,6 @@ extern int change_local_nick(struct Client *client_p, struct Client *source_p,
char *nick);
extern void dead_link(struct Client *client_p);
extern void exit_aborted_clients(void);
extern char *make_virthost(char *curr, char *new, int mode);
extern void make_virthost(char *curr, char *host, char *new);
#endif /* INCLUDED_client_h */

57
src/cloak.c
View file

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* $Id: cloak.c,v 1.3 2002/09/24 11:50:16 fishwaldo Exp $
* $Id: cloak.c,v 1.4 2002/10/16 05:01:53 fishwaldo Exp $
*/
/*
**
@ -54,14 +54,11 @@
#include "s_conf.h"
#include "memory.h"
/* Hidden host code below */
#define KEY 94214
#define KEY2 83645
#define KEY3 29734
#define KEY 23857
#define KEY2 38447
#define KEY3 64709
int str2arr (char **, char *, char *);
unsigned long crc32 (const unsigned char *s, unsigned int len);
@ -202,11 +199,12 @@ str2arr (char **pparv, char *string, char *delim)
/* Regular user host */
char
*make_virthost (char *curr, char *host, int mode)
void
make_virthost (char *curr, char *host, char *new)
{
static char mask[HOSTLEN +1];
char *parv[HOSTLEN + 1], *parv2[HOSTLEN + 1], s[HOSTLEN + 1], s2[HOSTLEN + 2];
static char mask[HOSTLEN + 1];
char *parv[HOSTLEN + 1], *parv2[HOSTLEN + 1], s[HOSTLEN + 1],
s2[HOSTLEN + 2];
int parc = 0, parc2 = 0, len = 0;
unsigned long hash[8];
@ -230,11 +228,11 @@ char
hash[1] >>= 2;
/* Check if host could be IPv4 */
if (parc == 4)
if (parc2 == 4)
{
len = strlen (parv[3]);
len = strlen (parv2[3]);
/* Check if its an IPv4 for sure */
if (strchr ("0123456789", parv[3][len - 1]))
if (strchr ("0123456789", parv2[3][len - 1]))
{
hash[2] = ((crc32 (parv[1], strlen (parv[1])) + KEY2) ^ KEY) ^ KEY3;
hash[3] = ((crc32 (parv[0], strlen (parv[0])) + KEY2) ^ KEY) ^ KEY3;
@ -245,37 +243,30 @@ char
hash[3] <<= 2;
hash[3] >>= 2;
ircsprintf (mask, "%lX.%lX.%lX.%lXX",
ircsprintf (mask, "%lx.%lx.%lx.%lxX",
hash[0], hash[1], hash[2], hash[3]);
}
else
{
ircsprintf (mask, "%lX.%lX.%s.%s.%s",
hash[0], hash[1], parv[parc - 3], parv[parc - 2],
parv[parc - 1]);
ircsprintf (mask, "%lx.%lx.%s.%s.%s",
hash[0], hash[1], parv2[parc2 - 3], parv2[parc2 - 2],
parv2[parc2 - 1]);
}
}
else
{
if (parc >= 4) /* There are isp's like *.isp.co.uk etc out there */
if (parc2 >= 4) /* There are isp's like *.isp.co.uk etc out there */
{
ircsprintf (mask, "%lX.%lX.%s.%s.%s",
hash[0], hash[1], parv[parc - 3], parv[parc - 2],
parv[parc - 1]);
ircsprintf (mask, "%lx.%lx.%s.%s.%s",
hash[0], hash[1], parv2[parc2 - 3], parv2[parc2 - 2],
parv2[parc2 - 1]);
}
else
{
ircsprintf (mask, "%lX.%lX.%s.%s",
hash[0], hash[1], parv[parc - 2], parv[parc - 1]);
ircsprintf (mask, "%lx.%lx.%s.%s",
hash[0], hash[1], parv2[parc2 - 2], parv2[parc2 - 1]);
}
}
if (mode == 0)
{
strncpy(host, mask, HOSTLEN); /* */
}
return host;
strncpy (new, mask, HOSTLEN);
return;
}

4
src/s_conf.c
View file

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* $Id: s_conf.c,v 1.9 2002/09/26 12:34:46 fishwaldo Exp $
* $Id: s_conf.c,v 1.10 2002/10/16 05:01:53 fishwaldo Exp $
*/
#include "stdinc.h"
@ -313,7 +313,7 @@ report_configured_links(struct Client* source_p, int mask)
sendto_one(source_p, form_str(p->rpl_stats), me.name,
source_p->name, c,
"*@127.0.0.1",
host,
buf,
name,
port,

11
src/s_user.c
View file

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* $Id: s_user.c,v 1.35 2002/10/15 03:25:37 fishwaldo Exp $
* $Id: s_user.c,v 1.36 2002/10/16 05:01:53 fishwaldo Exp $
*/
#include "stdinc.h"
@ -462,7 +462,7 @@ register_local_user(struct Client *client_p, struct Client *source_p,
SetHidden(source_p);
make_virthost(source_p->host, source_p->vhost, 0);
make_virthost(source_p->host, source_p->localClient->sockhost, source_p->vhost);
Count.invisi++;
@ -1046,8 +1046,11 @@ user_mode(struct Client *client_p, struct Client *source_p, int parc, char *parv
/* if they are already hidden, don't hide them again
* of they are not a local client
*/
SetHidden(target_p);
make_virthost(target_p->host, target_p->vhost, 0);
if (MyClient(target_p)) {
SetHidden(target_p);
make_virthost(target_p->host, target_p->localClient->sockhost, target_p->vhost);
sendto_server(NULL, target_p, NULL, 0, 0, LL_ICLIENT, ":%s SETHOST %s :%s", me.name, target_p->name, target_p->vhost);
}
} else {
ClearHidden(target_p);
strncpy(target_p->vhost, target_p->host, HOSTLEN);