Merge from vendor branch and use system MD5 library.
This commit is contained in:
parent
3399732029
commit
52ad60210f
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=19885
@ -1,10 +1,13 @@
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# From: @(#)Makefile 8.1 (Berkeley) 6/19/93
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# From: @(#)Makefile 8.1 (Berkeley) 6/19/93
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# $Id$
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# $Id: Makefile,v 1.2 1996/09/16 17:03:27 wollman Exp $
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PROG= routed
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PROG= routed
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SRCS= if.c input.c main.c output.c parms.c radix.c rdisc.c table.c trace.c
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SRCS= if.c input.c main.c output.c parms.c radix.c rdisc.c table.c \
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trace.c
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MAN8= routed.8
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MAN8= routed.8
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SUBDIR= rtquery
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SUBDIR= rtquery
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LDADD+= -lmd
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DPADD+= ${LIBMD}
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#COPTS= -g -DDEBUG -Wall
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#COPTS= -g -DDEBUG -Wall
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.include <bsd.prog.mk>
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.include <bsd.prog.mk>
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@ -31,13 +31,9 @@
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* SUCH DAMAGE.
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* SUCH DAMAGE.
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*
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*
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* @(#)defs.h 8.1 (Berkeley) 6/5/93
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* @(#)defs.h 8.1 (Berkeley) 6/5/93
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* $Id$
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* $Id: defs.h,v 1.2 1996/09/16 17:03:29 wollman Exp $
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*/
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*/
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#ifndef __NetBSD__
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#ident "$Revision: 1.1.1.1 $"
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#endif
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/* Definitions for RIPv2 routing process.
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/* Definitions for RIPv2 routing process.
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*
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*
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* This code is based on the 4.4BSD `routed` daemon, with extensions to
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* This code is based on the 4.4BSD `routed` daemon, with extensions to
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@ -94,6 +90,10 @@
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#define RIPVERSION RIPv2
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#define RIPVERSION RIPv2
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#include <protocols/routed.h>
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#include <protocols/routed.h>
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#ifdef sgi
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#define USE_PASSIFNAME
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#endif
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/* Type of an IP address.
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/* Type of an IP address.
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* Some systems do not like to pass structures, so do not use in_addr.
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* Some systems do not like to pass structures, so do not use in_addr.
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@ -130,6 +130,13 @@
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#define LIM_SEC(s,l) ((s).tv_sec = MIN((s).tv_sec, (l)))
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#define LIM_SEC(s,l) ((s).tv_sec = MIN((s).tv_sec, (l)))
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/* Metric used for fake default routes. It ought to be 15, but when
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* processing advertised routes, previous versions of `routed` added
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* to the received metric and discarded the route if the total was 16
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* or larger.
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*/
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#define FAKE_METRIC (HOPCNT_INFINITY-2)
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/* Router Discovery parameters */
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/* Router Discovery parameters */
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#ifndef sgi
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#ifndef sgi
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@ -150,15 +157,19 @@
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#define MAX_SOLICITATIONS 3
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#define MAX_SOLICITATIONS 3
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/* Bloated packet size for systems that simply add authentication to
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* full-sized packets
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*/
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#define OVER_MAXPACKETSIZE (MAXPACKETSIZE+sizeof(struct netinfo)*2)
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/* typical packet buffers */
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/* typical packet buffers */
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union pkt_buf {
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union pkt_buf {
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char packet[MAXPACKETSIZE+1];
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char packet[OVER_MAXPACKETSIZE*2];
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struct rip rip;
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struct rip rip;
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};
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};
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/* no more routes than this, to protect ourself in case something goes
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/* No more routes than this, to protect ourself in case something goes
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* whacko and starts broadcast zillions of bogus routes.
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* whacko and starts broadcasting zillions of bogus routes.
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*/
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*/
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#define MAX_ROUTES (128*1024)
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#define MAX_ROUTES (128*1024)
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extern int total_routes;
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extern int total_routes;
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@ -242,7 +253,11 @@ struct rt_entry {
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* handles "logical" or "IS_REMOTE" interfaces (remote gateways).
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* handles "logical" or "IS_REMOTE" interfaces (remote gateways).
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*/
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*/
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struct interface {
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struct interface {
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struct interface *int_next, *int_prev;
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struct interface *int_next, **int_prev;
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struct interface *int_ahash, **int_ahash_prev;
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struct interface *int_bhash, **int_bhash_prev;
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struct interface *int_rlink, **int_rlink_prev;
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struct interface *int_nhash, **int_nhash_prev;
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char int_name[IFNAMSIZ+15+1]; /* big enough for IS_REMOTE */
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char int_name[IFNAMSIZ+15+1]; /* big enough for IS_REMOTE */
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u_short int_index;
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u_short int_index;
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naddr int_addr; /* address on this host (net order) */
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naddr int_addr; /* address on this host (net order) */
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@ -258,6 +273,7 @@ struct interface {
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int int_if_flags; /* some bits copied from kernel */
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int int_if_flags; /* some bits copied from kernel */
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u_int int_state;
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u_int int_state;
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time_t int_act_time; /* last thought healthy */
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time_t int_act_time; /* last thought healthy */
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time_t int_query_time;
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u_short int_transitions; /* times gone up-down */
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u_short int_transitions; /* times gone up-down */
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char int_metric;
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char int_metric;
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char int_d_metric; /* for faked default route */
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char int_d_metric; /* for faked default route */
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@ -271,7 +287,15 @@ struct interface {
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#endif
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#endif
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time_t ts; /* timestamp on network stats */
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time_t ts; /* timestamp on network stats */
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} int_data;
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} int_data;
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char int_passwd[RIP_AUTH_PW_LEN]; /* RIPv2 password */
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struct auth { /* authentication info */
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u_char type;
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# define MAX_AUTH_KEYS 3
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struct auth_key {
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u_char key[RIP_AUTH_PW_LEN];
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u_char keyid;
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time_t start, end;
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} keys[MAX_AUTH_KEYS];
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} int_auth;
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int int_rdisc_pref; /* advertised rdisc preference */
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int int_rdisc_pref; /* advertised rdisc preference */
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int int_rdisc_int; /* MaxAdvertiseInterval */
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int int_rdisc_int; /* MaxAdvertiseInterval */
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int int_rdisc_cnt;
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int int_rdisc_cnt;
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@ -287,11 +311,11 @@ struct interface {
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#define IS_CHECKED 0x0000020 /* still exists */
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#define IS_CHECKED 0x0000020 /* still exists */
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#define IS_ALL_HOSTS 0x0000040 /* in INADDR_ALLHOSTS_GROUP */
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#define IS_ALL_HOSTS 0x0000040 /* in INADDR_ALLHOSTS_GROUP */
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#define IS_ALL_ROUTERS 0x0000080 /* in INADDR_ALLROUTERS_GROUP */
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#define IS_ALL_ROUTERS 0x0000080 /* in INADDR_ALLROUTERS_GROUP */
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#define IS_RIP_QUERIED 0x0000100 /* query broadcast */
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#define IS_DISTRUST 0x0000100 /* ignore untrusted routers */
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#define IS_BROKE 0x0000200 /* seems to be broken */
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#define IS_BROKE 0x0000200 /* seems to be broken */
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#define IS_SICK 0x0000400 /* seems to be broken */
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#define IS_SICK 0x0000400 /* seems to be broken */
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#define IS_DUP 0x0000800 /* has a duplicate address */
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#define IS_DUP 0x0000800 /* has a duplicate address */
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#define IS_ACTIVE 0x0001000 /* heard from it at least once */
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/* 0x0001000 spare */
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#define IS_NEED_NET_SYN 0x0002000 /* need RS_NET_SYN route */
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#define IS_NEED_NET_SYN 0x0002000 /* need RS_NET_SYN route */
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#define IS_NO_AG 0x0004000 /* do not aggregate subnets */
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#define IS_NO_AG 0x0004000 /* do not aggregate subnets */
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#define IS_NO_SUPER_AG 0x0008000 /* do not aggregate networks */
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#define IS_NO_SUPER_AG 0x0008000 /* do not aggregate networks */
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@ -363,14 +387,14 @@ struct ag_info {
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extern struct parm {
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extern struct parm {
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struct parm *parm_next;
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struct parm *parm_next;
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char parm_name[IFNAMSIZ+1];
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char parm_name[IFNAMSIZ+1];
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naddr parm_addr_h;
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naddr parm_net;
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naddr parm_mask;
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naddr parm_mask;
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char parm_d_metric;
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char parm_d_metric;
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u_int parm_int_state;
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u_int parm_int_state;
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int parm_rdisc_pref;
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int parm_rdisc_pref;
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int parm_rdisc_int;
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int parm_rdisc_int;
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char parm_passwd[RIP_AUTH_PW_LEN+1];
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struct auth parm_auth;
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} *parms;
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} *parms;
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/* authority for internal networks */
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/* authority for internal networks */
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@ -381,7 +405,23 @@ extern struct intnet {
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char intnet_metric;
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char intnet_metric;
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} *intnets;
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} *intnets;
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/* trusted routers */
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extern struct tgate {
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struct tgate *tgate_next;
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naddr tgate_addr;
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} *tgates;
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enum output_type {OUT_QUERY, OUT_UNICAST, OUT_BROADCAST, OUT_MULTICAST,
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NO_OUT_MULTICAST, NO_OUT_RIPV2};
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/* common output buffers */
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extern struct ws_buf {
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struct rip *buf;
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struct netinfo *n;
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struct netinfo *base;
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struct netinfo *lim;
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enum output_type type;
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} v12buf, v2buf;
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extern pid_t mypid;
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extern pid_t mypid;
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extern naddr myaddr; /* main address of this system */
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extern naddr myaddr; /* main address of this system */
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@ -404,7 +444,8 @@ extern int mhome; /* 1=want multi-homed host route */
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extern int advertise_mhome; /* 1=must continue adverising it */
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extern int advertise_mhome; /* 1=must continue adverising it */
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extern int auth_ok; /* 1=ignore auth if we do not care */
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extern int auth_ok; /* 1=ignore auth if we do not care */
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extern struct timeval epoch; /* when started */
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extern struct timeval clk; /* system clock's idea of time */
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extern struct timeval epoch; /* system clock when started */
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extern struct timeval now; /* current idea of time */
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extern struct timeval now; /* current idea of time */
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extern time_t now_stale;
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extern time_t now_stale;
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extern time_t now_expire;
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extern time_t now_expire;
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@ -422,6 +463,7 @@ extern naddr loopaddr; /* our address on loopback */
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extern int tot_interfaces; /* # of remote and local interfaces */
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extern int tot_interfaces; /* # of remote and local interfaces */
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extern int rip_interfaces; /* # of interfaces doing RIP */
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extern int rip_interfaces; /* # of interfaces doing RIP */
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extern struct interface *ifnet; /* all interfaces */
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extern struct interface *ifnet; /* all interfaces */
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extern struct interface *remote_if; /* remote interfaces */
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extern int have_ripv1_out; /* have a RIPv1 interface */
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extern int have_ripv1_out; /* have a RIPv1 interface */
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extern int have_ripv1_in;
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extern int have_ripv1_in;
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extern int need_flash; /* flash update needed */
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extern int need_flash; /* flash update needed */
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@ -449,16 +491,21 @@ extern void fix_select(void);
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extern void rip_off(void);
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extern void rip_off(void);
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extern void rip_on(struct interface *);
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extern void rip_on(struct interface *);
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enum output_type {OUT_QUERY, OUT_UNICAST, OUT_BROADCAST, OUT_MULTICAST,
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extern void bufinit(void);
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NO_OUT_MULTICAST, NO_OUT_RIPV2};
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extern int output(enum output_type, struct sockaddr_in *,
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extern int output(enum output_type, struct sockaddr_in *,
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struct interface *, struct rip *, int);
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struct interface *, struct rip *, int);
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extern void clr_ws_buf(struct ws_buf *, struct auth_key *, struct interface *);
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extern void rip_query(void);
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extern void rip_query(void);
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extern void rip_bcast(int);
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extern void rip_bcast(int);
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extern void supply(struct sockaddr_in *, struct interface *,
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extern void supply(struct sockaddr_in *, struct interface *,
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enum output_type, int, int);
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enum output_type, int, int, int);
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extern void msglog(char *, ...);
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extern void msglog(char *, ...);
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struct msg_limit {
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naddr addr;
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time_t until;
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};
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extern void msglim(struct msg_limit *, naddr, char *, ...);
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#define LOGERR(msg) msglog(msg ": %s", strerror(errno))
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#define LOGERR(msg) msglog(msg ": %s", strerror(errno))
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extern void logbad(int, char *, ...);
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extern void logbad(int, char *, ...);
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#define BADERR(dump,msg) logbad(dump,msg ": %s", strerror(errno))
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#define BADERR(dump,msg) logbad(dump,msg ": %s", strerror(errno))
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@ -484,7 +531,7 @@ extern void lastlog(void);
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extern void trace_on(char *, int);
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extern void trace_on(char *, int);
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extern void trace_off(char*, ...);
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extern void trace_off(char*, ...);
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extern void trace_flush(void);
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extern void trace_flush(void);
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extern void set_tracelevel(void);
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extern void set_tracelevel(int);
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extern void trace_kernel(char *, ...);
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extern void trace_kernel(char *, ...);
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extern void trace_act(char *, ...);
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extern void trace_act(char *, ...);
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extern void trace_pkt(char *, ...);
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extern void trace_pkt(char *, ...);
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@ -553,13 +600,21 @@ extern naddr ripv1_mask_net(naddr, struct interface *);
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extern naddr ripv1_mask_host(naddr,struct interface *);
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extern naddr ripv1_mask_host(naddr,struct interface *);
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#define on_net(a,net,mask) (((ntohl(a) ^ (net)) & (mask)) == 0)
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#define on_net(a,net,mask) (((ntohl(a) ^ (net)) & (mask)) == 0)
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extern int check_dst(naddr);
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extern int check_dst(naddr);
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extern void addrouteforif(register struct interface *);
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extern struct interface *check_dup(naddr, naddr, naddr, int);
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extern int check_remote(struct interface *);
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extern int addrouteforif(register struct interface *);
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extern void ifinit(void);
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extern void ifinit(void);
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extern int walk_bad(struct radix_node *, struct walkarg *);
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extern int walk_bad(struct radix_node *, struct walkarg *);
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extern int if_ok(struct interface *, char *);
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extern int if_ok(struct interface *, char *);
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extern void if_sick(struct interface *);
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extern void if_sick(struct interface *);
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extern void if_bad(struct interface *);
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extern void if_bad(struct interface *);
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extern void if_link(struct interface *);
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extern struct interface *ifwithaddr(naddr, int, int);
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extern struct interface *ifwithaddr(naddr, int, int);
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extern struct interface *ifwithname(char *, naddr);
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extern struct interface *ifwithname(char *, naddr);
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extern struct interface *ifwithindex(u_short);
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extern struct interface *ifwithindex(u_short);
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extern struct interface *iflookup(naddr);
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extern struct interface *iflookup(naddr);
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extern struct auth_key *find_auth(struct interface *);
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extern void end_md5_auth(struct ws_buf *, struct auth_key *);
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#include <md5.h>
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@ -1,325 +0,0 @@
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/* This code could be made a lot faster for PPP */
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/* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
|
|
||||||
* rights reserved.
|
|
||||||
*
|
|
||||||
* License to copy and use this software is granted provided that it
|
|
||||||
* is identified as the "RSA Data Security, Inc. MD5 Message-Digest
|
|
||||||
* Algorithm" in all material mentioning or referencing this software
|
|
||||||
* or this function.
|
|
||||||
*
|
|
||||||
* License is also granted to make and use derivative works provided
|
|
||||||
* that such works are identified as "derived from the RSA Data
|
|
||||||
* Security, Inc. MD5 Message-Digest Algorithm" in all material
|
|
||||||
* mentioning or referencing the derived work.
|
|
||||||
*
|
|
||||||
* RSA Data Security, Inc. makes no representations concerning either
|
|
||||||
* the merchantability of this software or the suitability of this
|
|
||||||
* software for any particular purpose. It is provided "as is"
|
|
||||||
* without express or implied warranty of any kind.
|
|
||||||
*
|
|
||||||
* These notices must be retained in any copies of any part of this
|
|
||||||
* documentation and/or software.
|
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*/
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#ident "$Revision: 1.2 $"
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#ifdef sgi
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#include <strings.h>
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#include <bstring.h>
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#endif
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#include <sys/types.h>
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#define MD5_DIGEST_LEN 16
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typedef struct {
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|
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u_int32_t state[4]; /* state (ABCD) */
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u_int32_t count[2]; /* # of bits, modulo 2^64 (LSB 1st) */
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|
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unsigned char buffer[64]; /* input buffer */
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|
||||||
} MD5_CTX;
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|
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extern void MD5Init(MD5_CTX*);
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|
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extern void MD5Update(MD5_CTX*, u_char*, u_int);
|
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extern void MD5Final(u_char[MD5_DIGEST_LEN], MD5_CTX*);
|
|
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|
|
||||||
/* UINT4 defines a four byte word */
|
|
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#define UINT4 u_int32_t
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|
||||||
|
|
||||||
|
|
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#define MD5_memcpy(d,s,l) bcopy(s,d,l)
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|
||||||
|
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/* Constants for MD5Transform routine.
|
|
||||||
*/
|
|
||||||
#define S11 7
|
|
||||||
#define S12 12
|
|
||||||
#define S13 17
|
|
||||||
#define S14 22
|
|
||||||
#define S21 5
|
|
||||||
#define S22 9
|
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||||||
#define S23 14
|
|
||||||
#define S24 20
|
|
||||||
#define S31 4
|
|
||||||
#define S32 11
|
|
||||||
#define S33 16
|
|
||||||
#define S34 23
|
|
||||||
#define S41 6
|
|
||||||
#define S42 10
|
|
||||||
#define S43 15
|
|
||||||
#define S44 21
|
|
||||||
|
|
||||||
static void MD5Transform(UINT4[4], unsigned char [64]);
|
|
||||||
static void Encode(unsigned char *, UINT4 *, unsigned int);
|
|
||||||
static void Decode(UINT4 *, unsigned char *, unsigned int);
|
|
||||||
|
|
||||||
static unsigned char PADDING[64] = {
|
|
||||||
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
||||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
||||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
|
|
||||||
};
|
|
||||||
|
|
||||||
|
|
||||||
/* F, G, H and I are basic MD5 functions.
|
|
||||||
*/
|
|
||||||
#define F(x, y, z) (((x) & (y)) | ((~x) & (z)))
|
|
||||||
#define G(x, y, z) (((x) & (z)) | ((y) & (~z)))
|
|
||||||
#define H(x, y, z) ((x) ^ (y) ^ (z))
|
|
||||||
#define I(x, y, z) ((y) ^ ((x) | (~z)))
|
|
||||||
|
|
||||||
/* ROTATE_LEFT rotates x left n bits.
|
|
||||||
*/
|
|
||||||
#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32-(n))))
|
|
||||||
|
|
||||||
/* FF, GG, HH, and II transformations for rounds 1, 2, 3, and 4.
|
|
||||||
* Rotation is separate from addition to prevent recomputation.
|
|
||||||
*/
|
|
||||||
#define FF(a, b, c, d, x, s, ac) { \
|
|
||||||
(a) += F ((b), (c), (d)) + (x) + (UINT4)(ac); \
|
|
||||||
(a) = ROTATE_LEFT ((a), (s)); \
|
|
||||||
(a) += (b); \
|
|
||||||
}
|
|
||||||
#define GG(a, b, c, d, x, s, ac) { \
|
|
||||||
(a) += G ((b), (c), (d)) + (x) + (UINT4)(ac); \
|
|
||||||
(a) = ROTATE_LEFT ((a), (s)); \
|
|
||||||
(a) += (b); \
|
|
||||||
}
|
|
||||||
#define HH(a, b, c, d, x, s, ac) { \
|
|
||||||
(a) += H ((b), (c), (d)) + (x) + (UINT4)(ac); \
|
|
||||||
(a) = ROTATE_LEFT ((a), (s)); \
|
|
||||||
(a) += (b); \
|
|
||||||
}
|
|
||||||
#define II(a, b, c, d, x, s, ac) { \
|
|
||||||
(a) += I ((b), (c), (d)) + (x) + (UINT4)(ac); \
|
|
||||||
(a) = ROTATE_LEFT ((a), (s)); \
|
|
||||||
(a) += (b); \
|
|
||||||
}
|
|
||||||
|
|
||||||
/* MD5 initialization. Begins an MD5 operation, writing a new context.
|
|
||||||
*/
|
|
||||||
void
|
|
||||||
MD5Init(MD5_CTX *context)
|
|
||||||
{
|
|
||||||
context->count[0] = context->count[1] = 0;
|
|
||||||
/* Load magic initialization constants.
|
|
||||||
*/
|
|
||||||
context->state[0] = 0x67452301;
|
|
||||||
context->state[1] = 0xefcdab89;
|
|
||||||
context->state[2] = 0x98badcfe;
|
|
||||||
context->state[3] = 0x10325476;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* MD5 block update operation. Continues an MD5 message-digest
|
|
||||||
* operation, processing another message block, and updating the
|
|
||||||
* context.
|
|
||||||
*/
|
|
||||||
void
|
|
||||||
MD5Update(MD5_CTX *context, /* context */
|
|
||||||
unsigned char *input, /* input block */
|
|
||||||
unsigned int inputLen) /* length of input block */
|
|
||||||
{
|
|
||||||
unsigned int i, indx, partLen;
|
|
||||||
|
|
||||||
/* Compute number of bytes mod 64 */
|
|
||||||
indx = ((context->count[0] >> 3) & 0x3F);
|
|
||||||
|
|
||||||
/* Update number of bits */
|
|
||||||
if ((context->count[0] += ((UINT4)inputLen << 3))
|
|
||||||
< ((UINT4)inputLen << 3))
|
|
||||||
context->count[1]++;
|
|
||||||
context->count[1] += ((UINT4)inputLen >> 29);
|
|
||||||
|
|
||||||
partLen = 64 - indx;
|
|
||||||
|
|
||||||
/* Transform as many times as possible.
|
|
||||||
*/
|
|
||||||
if (inputLen >= partLen) {
|
|
||||||
bcopy(input, &context->buffer[indx], partLen);
|
|
||||||
MD5Transform (context->state, context->buffer);
|
|
||||||
|
|
||||||
for (i = partLen; i + 63 < inputLen; i += 64)
|
|
||||||
MD5Transform (context->state, &input[i]);
|
|
||||||
|
|
||||||
indx = 0;
|
|
||||||
} else {
|
|
||||||
i = 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Buffer remaining input */
|
|
||||||
bcopy(&input[i], &context->buffer[indx], inputLen-i);
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
/* MD5 finalization. Ends an MD5 message-digest operation, writing the
|
|
||||||
the message digest and zeroizing the context.
|
|
||||||
*/
|
|
||||||
void
|
|
||||||
MD5Final(unsigned char digest[MD5_DIGEST_LEN], /* message digest */
|
|
||||||
MD5_CTX *context) /* context */
|
|
||||||
{
|
|
||||||
unsigned char bits[8];
|
|
||||||
unsigned int indx, padLen;
|
|
||||||
|
|
||||||
/* Save number of bits */
|
|
||||||
Encode (bits, context->count, 8);
|
|
||||||
|
|
||||||
/* Pad out to 56 mod 64.
|
|
||||||
*/
|
|
||||||
indx = (unsigned int)((context->count[0] >> 3) & 0x3f);
|
|
||||||
padLen = (indx < 56) ? (56 - indx) : (120 - indx);
|
|
||||||
MD5Update(context, PADDING, padLen);
|
|
||||||
|
|
||||||
/* Append length (before padding) */
|
|
||||||
MD5Update(context, bits, 8);
|
|
||||||
|
|
||||||
/* Store state in digest */
|
|
||||||
Encode(digest, context->state, MD5_DIGEST_LEN);
|
|
||||||
|
|
||||||
/* Zeroize sensitive information.
|
|
||||||
*/
|
|
||||||
bzero(context, sizeof(*context));
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
/* MD5 basic transformation. Transforms state based on block.
|
|
||||||
*/
|
|
||||||
static void
|
|
||||||
MD5Transform(UINT4 state[4],
|
|
||||||
unsigned char block[64])
|
|
||||||
{
|
|
||||||
UINT4 a = state[0], b = state[1], c = state[2], d = state[3], x[16];
|
|
||||||
|
|
||||||
Decode (x, block, 64);
|
|
||||||
|
|
||||||
/* Round 1 */
|
|
||||||
FF (a, b, c, d, x[ 0], S11, 0xd76aa478); /* 1 */
|
|
||||||
FF (d, a, b, c, x[ 1], S12, 0xe8c7b756); /* 2 */
|
|
||||||
FF (c, d, a, b, x[ 2], S13, 0x242070db); /* 3 */
|
|
||||||
FF (b, c, d, a, x[ 3], S14, 0xc1bdceee); /* 4 */
|
|
||||||
FF (a, b, c, d, x[ 4], S11, 0xf57c0faf); /* 5 */
|
|
||||||
FF (d, a, b, c, x[ 5], S12, 0x4787c62a); /* 6 */
|
|
||||||
FF (c, d, a, b, x[ 6], S13, 0xa8304613); /* 7 */
|
|
||||||
FF (b, c, d, a, x[ 7], S14, 0xfd469501); /* 8 */
|
|
||||||
FF (a, b, c, d, x[ 8], S11, 0x698098d8); /* 9 */
|
|
||||||
FF (d, a, b, c, x[ 9], S12, 0x8b44f7af); /* 10 */
|
|
||||||
FF (c, d, a, b, x[10], S13, 0xffff5bb1); /* 11 */
|
|
||||||
FF (b, c, d, a, x[11], S14, 0x895cd7be); /* 12 */
|
|
||||||
FF (a, b, c, d, x[12], S11, 0x6b901122); /* 13 */
|
|
||||||
FF (d, a, b, c, x[13], S12, 0xfd987193); /* 14 */
|
|
||||||
FF (c, d, a, b, x[14], S13, 0xa679438e); /* 15 */
|
|
||||||
FF (b, c, d, a, x[15], S14, 0x49b40821); /* 16 */
|
|
||||||
|
|
||||||
/* Round 2 */
|
|
||||||
GG (a, b, c, d, x[ 1], S21, 0xf61e2562); /* 17 */
|
|
||||||
GG (d, a, b, c, x[ 6], S22, 0xc040b340); /* 18 */
|
|
||||||
GG (c, d, a, b, x[11], S23, 0x265e5a51); /* 19 */
|
|
||||||
GG (b, c, d, a, x[ 0], S24, 0xe9b6c7aa); /* 20 */
|
|
||||||
GG (a, b, c, d, x[ 5], S21, 0xd62f105d); /* 21 */
|
|
||||||
GG (d, a, b, c, x[10], S22, 0x2441453); /* 22 */
|
|
||||||
GG (c, d, a, b, x[15], S23, 0xd8a1e681); /* 23 */
|
|
||||||
GG (b, c, d, a, x[ 4], S24, 0xe7d3fbc8); /* 24 */
|
|
||||||
GG (a, b, c, d, x[ 9], S21, 0x21e1cde6); /* 25 */
|
|
||||||
GG (d, a, b, c, x[14], S22, 0xc33707d6); /* 26 */
|
|
||||||
GG (c, d, a, b, x[ 3], S23, 0xf4d50d87); /* 27 */
|
|
||||||
GG (b, c, d, a, x[ 8], S24, 0x455a14ed); /* 28 */
|
|
||||||
GG (a, b, c, d, x[13], S21, 0xa9e3e905); /* 29 */
|
|
||||||
GG (d, a, b, c, x[ 2], S22, 0xfcefa3f8); /* 30 */
|
|
||||||
GG (c, d, a, b, x[ 7], S23, 0x676f02d9); /* 31 */
|
|
||||||
GG (b, c, d, a, x[12], S24, 0x8d2a4c8a); /* 32 */
|
|
||||||
|
|
||||||
/* Round 3 */
|
|
||||||
HH (a, b, c, d, x[ 5], S31, 0xfffa3942); /* 33 */
|
|
||||||
HH (d, a, b, c, x[ 8], S32, 0x8771f681); /* 34 */
|
|
||||||
HH (c, d, a, b, x[11], S33, 0x6d9d6122); /* 35 */
|
|
||||||
HH (b, c, d, a, x[14], S34, 0xfde5380c); /* 36 */
|
|
||||||
HH (a, b, c, d, x[ 1], S31, 0xa4beea44); /* 37 */
|
|
||||||
HH (d, a, b, c, x[ 4], S32, 0x4bdecfa9); /* 38 */
|
|
||||||
HH (c, d, a, b, x[ 7], S33, 0xf6bb4b60); /* 39 */
|
|
||||||
HH (b, c, d, a, x[10], S34, 0xbebfbc70); /* 40 */
|
|
||||||
HH (a, b, c, d, x[13], S31, 0x289b7ec6); /* 41 */
|
|
||||||
HH (d, a, b, c, x[ 0], S32, 0xeaa127fa); /* 42 */
|
|
||||||
HH (c, d, a, b, x[ 3], S33, 0xd4ef3085); /* 43 */
|
|
||||||
HH (b, c, d, a, x[ 6], S34, 0x4881d05); /* 44 */
|
|
||||||
HH (a, b, c, d, x[ 9], S31, 0xd9d4d039); /* 45 */
|
|
||||||
HH (d, a, b, c, x[12], S32, 0xe6db99e5); /* 46 */
|
|
||||||
HH (c, d, a, b, x[15], S33, 0x1fa27cf8); /* 47 */
|
|
||||||
HH (b, c, d, a, x[ 2], S34, 0xc4ac5665); /* 48 */
|
|
||||||
|
|
||||||
/* Round 4 */
|
|
||||||
II (a, b, c, d, x[ 0], S41, 0xf4292244); /* 49 */
|
|
||||||
II (d, a, b, c, x[ 7], S42, 0x432aff97); /* 50 */
|
|
||||||
II (c, d, a, b, x[14], S43, 0xab9423a7); /* 51 */
|
|
||||||
II (b, c, d, a, x[ 5], S44, 0xfc93a039); /* 52 */
|
|
||||||
II (a, b, c, d, x[12], S41, 0x655b59c3); /* 53 */
|
|
||||||
II (d, a, b, c, x[ 3], S42, 0x8f0ccc92); /* 54 */
|
|
||||||
II (c, d, a, b, x[10], S43, 0xffeff47d); /* 55 */
|
|
||||||
II (b, c, d, a, x[ 1], S44, 0x85845dd1); /* 56 */
|
|
||||||
II (a, b, c, d, x[ 8], S41, 0x6fa87e4f); /* 57 */
|
|
||||||
II (d, a, b, c, x[15], S42, 0xfe2ce6e0); /* 58 */
|
|
||||||
II (c, d, a, b, x[ 6], S43, 0xa3014314); /* 59 */
|
|
||||||
II (b, c, d, a, x[13], S44, 0x4e0811a1); /* 60 */
|
|
||||||
II (a, b, c, d, x[ 4], S41, 0xf7537e82); /* 61 */
|
|
||||||
II (d, a, b, c, x[11], S42, 0xbd3af235); /* 62 */
|
|
||||||
II (c, d, a, b, x[ 2], S43, 0x2ad7d2bb); /* 63 */
|
|
||||||
II (b, c, d, a, x[ 9], S44, 0xeb86d391); /* 64 */
|
|
||||||
|
|
||||||
state[0] += a;
|
|
||||||
state[1] += b;
|
|
||||||
state[2] += c;
|
|
||||||
state[3] += d;
|
|
||||||
|
|
||||||
/* Zeroize sensitive information.
|
|
||||||
*/
|
|
||||||
bzero(x, sizeof(x));
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
/* Encodes input (UINT4) into output (unsigned char). Assumes len is
|
|
||||||
* a multiple of 4.
|
|
||||||
*/
|
|
||||||
static void
|
|
||||||
Encode(unsigned char *output,
|
|
||||||
UINT4 *input,
|
|
||||||
unsigned int len)
|
|
||||||
{
|
|
||||||
unsigned int i, j;
|
|
||||||
|
|
||||||
for (i = 0, j = 0; j < len; i++, j += 4) {
|
|
||||||
output[j] = (unsigned char)(input[i] & 0xff);
|
|
||||||
output[j+1] = (unsigned char)((input[i] >> 8) & 0xff);
|
|
||||||
output[j+2] = (unsigned char)((input[i] >> 16) & 0xff);
|
|
||||||
output[j+3] = (unsigned char)((input[i] >> 24) & 0xff);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
/* Decodes input (unsigned char) into output (UINT4). Assumes len is
|
|
||||||
* a multiple of 4.
|
|
||||||
*/
|
|
||||||
static void
|
|
||||||
Decode (UINT4 *output,
|
|
||||||
unsigned char *input,
|
|
||||||
unsigned int len)
|
|
||||||
{
|
|
||||||
unsigned int i, j;
|
|
||||||
|
|
||||||
for (i = 0, j = 0; j < len; i++, j += 4)
|
|
||||||
output[i] = ((UINT4)input[j]) | (((UINT4)input[j+1]) << 8) |
|
|
||||||
(((UINT4)input[j+2]) << 16) | (((UINT4)input[j+3]) << 24);
|
|
||||||
}
|
|
@ -96,7 +96,7 @@ After transmitting a RIP
|
|||||||
and
|
and
|
||||||
Router Discovery Advertisements or Solicitations on a new interface,
|
Router Discovery Advertisements or Solicitations on a new interface,
|
||||||
the daemon enters a loop, listening for
|
the daemon enters a loop, listening for
|
||||||
RIP request and response and Router Discover packets from other hosts.
|
RIP request and response and Router Discovery packets from other hosts.
|
||||||
.Pp
|
.Pp
|
||||||
When a
|
When a
|
||||||
.Em request
|
.Em request
|
||||||
@ -137,7 +137,7 @@ When an update is applied,
|
|||||||
.Nm
|
.Nm
|
||||||
records the change in its own tables and updates the kernel routing table
|
records the change in its own tables and updates the kernel routing table
|
||||||
if the best route to the destination changes.
|
if the best route to the destination changes.
|
||||||
The change in the kernel routing tableis reflected in the next batch of
|
The change in the kernel routing table is reflected in the next batch of
|
||||||
.Em response
|
.Em response
|
||||||
packets sent.
|
packets sent.
|
||||||
If the next response is not scheduled for a while, a
|
If the next response is not scheduled for a while, a
|
||||||
@ -199,11 +199,11 @@ If all discovered routers disappear,
|
|||||||
the daemon resumes listening to RIP responses.
|
the daemon resumes listening to RIP responses.
|
||||||
.Pp
|
.Pp
|
||||||
While using Router Discovery (which happens by default when
|
While using Router Discovery (which happens by default when
|
||||||
the system has a single network interface and a Router Discover Advertisement
|
the system has a single network interface and a Router Discovery Advertisement
|
||||||
is received), there is a single default route and a variable number of
|
is received), there is a single default route and a variable number of
|
||||||
redirected host routes in the kernel table.
|
redirected host routes in the kernel table.
|
||||||
.Pp
|
.Pp
|
||||||
The Router Discover standard requires that advertisements
|
The Router Discovery standard requires that advertisements
|
||||||
have a default "lifetime" of 30 minutes. That means should
|
have a default "lifetime" of 30 minutes. That means should
|
||||||
something happen, a client can be without a good route for
|
something happen, a client can be without a good route for
|
||||||
30 minutes. It is a good idea to reduce the default to 45
|
30 minutes. It is a good idea to reduce the default to 45
|
||||||
@ -219,14 +219,23 @@ While using Router Discovery (which happens by default when
|
|||||||
the system has a single network interface and a Router Discover Advertisement
|
the system has a single network interface and a Router Discover Advertisement
|
||||||
is received), there is a single default route and a variable number of
|
is received), there is a single default route and a variable number of
|
||||||
redirected host routes in the kernel table.
|
redirected host routes in the kernel table.
|
||||||
|
On a host with more than one network interface,
|
||||||
|
this default route will be via only one of the interfaces.
|
||||||
|
Thus, multi-homed hosts running with \f3\-q\f1 might need
|
||||||
|
.Cm no_rdisc
|
||||||
|
described below.
|
||||||
.Pp
|
.Pp
|
||||||
See the
|
See the
|
||||||
.Cm pm_rdisc
|
.Cm pm_rdisc
|
||||||
facility described below to support "legacy" systems
|
facility described below to support "legacy" systems
|
||||||
that can handle neither RIPv2 nor Router Discovery.
|
that can handle neither RIPv2 nor Router Discovery.
|
||||||
.Pp
|
.Pp
|
||||||
By default, neither Router Discovery advertisements nor solicications
|
By default, neither Router Discovery advertisements nor solicitations
|
||||||
are sent over point to point links (e.g. PPP).
|
are sent over point to point links (e.g. PPP).
|
||||||
|
The netmask associated with point-to-point links (such as SLIP
|
||||||
|
or PPP, with the IFF_POINTOPOINT flag) is used by
|
||||||
|
.Nm routed
|
||||||
|
to infer the netmask used by the remote system when RIPv1 is used.
|
||||||
|
|
||||||
.Pp
|
.Pp
|
||||||
Options supported by
|
Options supported by
|
||||||
@ -243,6 +252,7 @@ ipforwarding=1.
|
|||||||
is the opposite of the
|
is the opposite of the
|
||||||
.Fl s
|
.Fl s
|
||||||
option.
|
option.
|
||||||
|
This is the default when only one interface is present.
|
||||||
.It Fl d
|
.It Fl d
|
||||||
Do not run in the background.
|
Do not run in the background.
|
||||||
This option is meant for interactive use.
|
This option is meant for interactive use.
|
||||||
@ -266,7 +276,7 @@ This is typically used on a gateway to the Internet,
|
|||||||
or on a gateway that uses another routing protocol whose routes
|
or on a gateway that uses another routing protocol whose routes
|
||||||
are not reported to other local routers.
|
are not reported to other local routers.
|
||||||
Notice that because a metric of 1 is used, this feature is
|
Notice that because a metric of 1 is used, this feature is
|
||||||
dangerous. It is more commonly accidently used to create chaos with routing
|
dangerous. It is more commonly accidentally used to create chaos with routing
|
||||||
loop than to solve problems.
|
loop than to solve problems.
|
||||||
.It Fl h
|
.It Fl h
|
||||||
This causes host or point-to-point routes to not be advertised,
|
This causes host or point-to-point routes to not be advertised,
|
||||||
@ -401,7 +411,7 @@ are also passive, but are not placed in the kernel
|
|||||||
routing table nor are they included in routing updates.
|
routing table nor are they included in routing updates.
|
||||||
The function of external entries is to indicate
|
The function of external entries is to indicate
|
||||||
that another routing process
|
that another routing process
|
||||||
will install such a route if ncessary,
|
will install such a route if necessary,
|
||||||
and that alternate routes to that destination should not be installed
|
and that alternate routes to that destination should not be installed
|
||||||
by
|
by
|
||||||
.Nm routed .
|
.Nm routed .
|
||||||
@ -504,21 +514,41 @@ specifies a RIPv2 password that will be included on all RIPv2
|
|||||||
responses sent and checked on all RIPv2 responses received.
|
responses sent and checked on all RIPv2 responses received.
|
||||||
The password must not contain any blanks, tab characters, commas
|
The password must not contain any blanks, tab characters, commas
|
||||||
or '#' characters.
|
or '#' characters.
|
||||||
|
.It Cm passwd Ns \&= Ns Ar XXX1[|KeyID[start|stop]][XXX2...]
|
||||||
|
specifies one or more RIPv2 cleartext passwords that will be included on
|
||||||
|
all RIPv2 responses sent, and checked on all RIPv2 responses received.
|
||||||
|
Any blanks, tab characters, commas, or '#' or '|' characters in the
|
||||||
|
password must be escaped with a backslash (\\).
|
||||||
|
The
|
||||||
|
.Cm KeyID
|
||||||
|
must be unique but is ignored for cleartext passwords.
|
||||||
|
If present,
|
||||||
|
.Cm start
|
||||||
|
and
|
||||||
|
.Cm stop
|
||||||
|
are timestamps in the form year/month/day@hour:minute.
|
||||||
|
They specify when the password is valid.
|
||||||
|
The first valid password is used on output packets.
|
||||||
|
Incoming packets can carry any password that is valid, will
|
||||||
|
be valid within 24 hours, or that was valid within 24 hours.
|
||||||
|
.It Cm md5_passwd Ns \&= Ns Ar XXX1|KeyID[start|stop][XXX2...]
|
||||||
|
specifes one or more RIPv2 MD5 passwords.
|
||||||
|
Except that a
|
||||||
|
.Cm KeyID
|
||||||
|
is required, this keyword is the similar to
|
||||||
|
.Cm passwd .
|
||||||
.It Cm no_ag
|
.It Cm no_ag
|
||||||
turns off aggregation of subnets in RIPv1 and RIPv2 responses.
|
turns off aggregation of subnets in RIPv1 and RIPv2 responses.
|
||||||
.It Cm no_super_ag
|
.It Cm no_super_ag
|
||||||
turns off aggregation of networks into supernets in RIPv2 responses.
|
turns off aggregation of networks into supernets in RIPv2 responses.
|
||||||
.It Cm passive
|
.It Cm passive
|
||||||
is equivalent
|
marks the interface to not be advertised in updates sent via other
|
||||||
.Cm no_rip Cm no_rdisc .
|
interfaces, and turns off all RIP and router discovery through the interface.
|
||||||
.It Cm no_rip
|
.It Cm no_rip
|
||||||
disables all RIP processing on the specified interface.
|
disables all RIP processing on the specified interface.
|
||||||
If no interfaces are allowed to process RIP packets,
|
If no interfaces are allowed to process RIP packets,
|
||||||
.Nm
|
.Nm
|
||||||
acts purely as a router discovery daemon.
|
acts purely as a router discovery daemon.
|
||||||
.Cm No_rip
|
|
||||||
is equivalent to
|
|
||||||
.Cm no_ripv1_in no_ripv2_in no_ripv1_out no_ripv2_out .
|
|
||||||
|
|
||||||
Note that turning off RIP without explicitly turning on router
|
Note that turning off RIP without explicitly turning on router
|
||||||
discovery advertisements with
|
discovery advertisements with
|
||||||
@ -527,7 +557,7 @@ or
|
|||||||
.Fl s
|
.Fl s
|
||||||
causes
|
causes
|
||||||
.Nm routed
|
.Nm routed
|
||||||
to act as a client router discovery daemon, not adveritising.
|
to act as a client router discovery daemon, not advertising.
|
||||||
.It Cm no_ripv1_in
|
.It Cm no_ripv1_in
|
||||||
causes RIPv1 received responses to be ignored.
|
causes RIPv1 received responses to be ignored.
|
||||||
.It Cm no_ripv2_in
|
.It Cm no_ripv2_in
|
||||||
@ -535,10 +565,15 @@ causes RIPv2 received responses to be ignored.
|
|||||||
.It Cm ripv2_out
|
.It Cm ripv2_out
|
||||||
turns off RIPv1 output and causes RIPv2 advertisements to be
|
turns off RIPv1 output and causes RIPv2 advertisements to be
|
||||||
multicast when possible.
|
multicast when possible.
|
||||||
|
.It Cm ripv2
|
||||||
|
is equivalent to
|
||||||
|
.Cm no_ripv1_in
|
||||||
|
and
|
||||||
|
.Cm no_ripv1_out .
|
||||||
.It Cm no_rdisc
|
.It Cm no_rdisc
|
||||||
disables the Internet Router Discovery Protocol.
|
disables the Internet Router Discovery Protocol.
|
||||||
.It Cm no_solicit
|
.It Cm no_solicit
|
||||||
disables the tranmission of Router Discovery Solicitations.
|
disables the transmission of Router Discovery Solicitations.
|
||||||
.It Cm send_solicit
|
.It Cm send_solicit
|
||||||
specifies that Router Discovery solicitations should be sent,
|
specifies that Router Discovery solicitations should be sent,
|
||||||
even on point-to-point links,
|
even on point-to-point links,
|
||||||
@ -546,7 +581,7 @@ which by default only listen to Router Discovery messages.
|
|||||||
.It Cm no_rdisc_adv
|
.It Cm no_rdisc_adv
|
||||||
disables the transmission of Router Discovery Advertisements
|
disables the transmission of Router Discovery Advertisements
|
||||||
.It Cm rdisc_adv
|
.It Cm rdisc_adv
|
||||||
specifies that Router Discovery advertisements should be sent,
|
specifies that Router Discovery Advertisements should be sent,
|
||||||
even on point-to-point links,
|
even on point-to-point links,
|
||||||
which by default only listen to Router Discovery messages
|
which by default only listen to Router Discovery messages
|
||||||
.It Cm bcast_rdisc
|
.It Cm bcast_rdisc
|
||||||
@ -560,7 +595,7 @@ sets the nominal interval with which Router Discovery Advertisements
|
|||||||
are transmitted to N seconds and their lifetime to 3*N.
|
are transmitted to N seconds and their lifetime to 3*N.
|
||||||
.It Cm fake_default Ns \&= Ns Ar metric
|
.It Cm fake_default Ns \&= Ns Ar metric
|
||||||
has an identical effect to
|
has an identical effect to
|
||||||
.Fl F Ar net[/mask][,metric]
|
.Fl F Ar net[/mask][=metric]
|
||||||
with the network and mask coming from the sepcified interface.
|
with the network and mask coming from the sepcified interface.
|
||||||
.It Cm pm_rdisc
|
.It Cm pm_rdisc
|
||||||
is similar to
|
is similar to
|
||||||
@ -572,13 +607,13 @@ Unless modified with
|
|||||||
.Cm fake_default ,
|
.Cm fake_default ,
|
||||||
the default route is broadcast with a metric of 14.
|
the default route is broadcast with a metric of 14.
|
||||||
That serves as a "poor man's router discovery" protocol.
|
That serves as a "poor man's router discovery" protocol.
|
||||||
|
.It Cm trust_gateway Ns \&= Ns Ar rname
|
||||||
|
causes RIP packets from that router and other routers named in
|
||||||
|
other
|
||||||
|
.Cm trust_gateway
|
||||||
|
keywords to be accept, and packets from other routers to be ignored.
|
||||||
.El
|
.El
|
||||||
.Pp
|
.Pp
|
||||||
Note that the netmask associated with point-to-point links (such as SLIP
|
|
||||||
or PPP, with the IFF_POINTOPOINT flag) is used by
|
|
||||||
.Nm routed
|
|
||||||
to infer the netmask used by the remote system when RIPv1 is used.
|
|
||||||
.Pp
|
|
||||||
.Sh FILES
|
.Sh FILES
|
||||||
.Bl -tag -width /etc/gateways -compact
|
.Bl -tag -width /etc/gateways -compact
|
||||||
.It Pa /etc/gateways
|
.It Pa /etc/gateways
|
||||||
|
@ -1,174 +0,0 @@
|
|||||||
/*-
|
|
||||||
* Copyright (c) 1983, 1989, 1993
|
|
||||||
* The Regents of the University of California. All rights reserved.
|
|
||||||
*
|
|
||||||
* Redistribution and use in source and binary forms, with or without
|
|
||||||
* modification, are permitted provided that the following conditions
|
|
||||||
* are met:
|
|
||||||
* 1. Redistributions of source code must retain the above copyright
|
|
||||||
* notice, this list of conditions and the following disclaimer.
|
|
||||||
* 2. Redistributions in binary form must reproduce the above copyright
|
|
||||||
* notice, this list of conditions and the following disclaimer in the
|
|
||||||
* documentation and/or other materials provided with the distribution.
|
|
||||||
* 3. All advertising materials mentioning features or use of this software
|
|
||||||
* must display the following acknowledgement:
|
|
||||||
* This product includes software developed by the University of
|
|
||||||
* California, Berkeley and its contributors.
|
|
||||||
* 4. Neither the name of the University nor the names of its contributors
|
|
||||||
* may be used to endorse or promote products derived from this software
|
|
||||||
* without specific prior written permission.
|
|
||||||
*
|
|
||||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
||||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
||||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
||||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
||||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
||||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
||||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
||||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
||||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
||||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
||||||
* SUCH DAMAGE.
|
|
||||||
*
|
|
||||||
* @(#)routed.h 8.1 (Berkeley) 6/2/93
|
|
||||||
*
|
|
||||||
* $NetBSD$
|
|
||||||
*/
|
|
||||||
|
|
||||||
#ifndef _ROUTED_H_
|
|
||||||
#define _ROUTED_H_
|
|
||||||
#ifdef __cplusplus
|
|
||||||
extern "C" {
|
|
||||||
#endif
|
|
||||||
#ident "$Revision: 1.10 $"
|
|
||||||
|
|
||||||
/*
|
|
||||||
* Routing Information Protocol
|
|
||||||
*
|
|
||||||
* Derived from Xerox NS Routing Information Protocol
|
|
||||||
* by changing 32-bit net numbers to sockaddr's and
|
|
||||||
* padding stuff to 32-bit boundaries.
|
|
||||||
*/
|
|
||||||
|
|
||||||
#define RIPv1 1
|
|
||||||
#define RIPv2 2
|
|
||||||
#ifndef RIPVERSION
|
|
||||||
#define RIPVERSION RIPv1
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#define RIP_PORT 520
|
|
||||||
|
|
||||||
#if RIPVERSION == 1
|
|
||||||
/* Note that this so called sockaddr has a 2-byte sa_family and no sa_len.
|
|
||||||
* It is not a UNIX sockaddr, but the shape of an address as defined
|
|
||||||
* in RIPv1. It is still defined to allow old versions of programs
|
|
||||||
* such as `gated` to use this file to define RIPv1.
|
|
||||||
*/
|
|
||||||
struct netinfo {
|
|
||||||
struct sockaddr rip_dst; /* destination net/host */
|
|
||||||
u_int32_t rip_metric; /* cost of route */
|
|
||||||
};
|
|
||||||
#else
|
|
||||||
struct netinfo {
|
|
||||||
u_int16_t n_family;
|
|
||||||
#define RIP_AF_INET htons(AF_INET)
|
|
||||||
#define RIP_AF_UNSPEC 0
|
|
||||||
#define RIP_AF_AUTH 0xffff
|
|
||||||
u_int16_t n_tag; /* optional in RIPv2 */
|
|
||||||
u_int32_t n_dst; /* destination net or host */
|
|
||||||
#define RIP_DEFAULT 0
|
|
||||||
u_int32_t n_mask; /* netmask in RIPv2 */
|
|
||||||
u_int32_t n_nhop; /* optional next hop in RIPv2 */
|
|
||||||
u_int32_t n_metric; /* cost of route */
|
|
||||||
};
|
|
||||||
#endif
|
|
||||||
|
|
||||||
/* RIPv2 authentication */
|
|
||||||
struct netauth {
|
|
||||||
u_int16_t a_family; /* always RIP_AF_AUTH */
|
|
||||||
u_int16_t a_type;
|
|
||||||
#define RIP_AUTH_NONE 0
|
|
||||||
#define RIP_AUTH_PW htons(2) /* password type */
|
|
||||||
#define RIP_AUTH_MD5 htons(3) /* Keyed MD5 */
|
|
||||||
union {
|
|
||||||
#define RIP_AUTH_PW_LEN 16
|
|
||||||
u_int8_t au_pw[RIP_AUTH_PW_LEN];
|
|
||||||
struct a_md5 {
|
|
||||||
int16_t md5_pkt_len; /* RIP-II packet length */
|
|
||||||
int8_t md5_keyid; /* key ID and auth data len */
|
|
||||||
int8_t md5_auth_len; /* 16 */
|
|
||||||
u_int32_t md5_seqno; /* sequence number */
|
|
||||||
u_int32_t rsvd[2]; /* must be 0 */
|
|
||||||
#define RIP_AUTH_MD5_LEN RIP_AUTH_PW_LEN
|
|
||||||
} a_md5;
|
|
||||||
} au;
|
|
||||||
};
|
|
||||||
|
|
||||||
struct rip {
|
|
||||||
u_int8_t rip_cmd; /* request/response */
|
|
||||||
u_int8_t rip_vers; /* protocol version # */
|
|
||||||
u_int16_t rip_res1; /* pad to 32-bit boundary */
|
|
||||||
union { /* variable length... */
|
|
||||||
struct netinfo ru_nets[1];
|
|
||||||
int8_t ru_tracefile[1];
|
|
||||||
struct netauth ru_auth[1];
|
|
||||||
} ripun;
|
|
||||||
#define rip_nets ripun.ru_nets
|
|
||||||
#define rip_auths ripun.ru_auth
|
|
||||||
#define rip_tracefile ripun.ru_tracefile
|
|
||||||
};
|
|
||||||
|
|
||||||
/* Packet types.
|
|
||||||
*/
|
|
||||||
#define RIPCMD_REQUEST 1 /* want info */
|
|
||||||
#define RIPCMD_RESPONSE 2 /* responding to request */
|
|
||||||
#define RIPCMD_TRACEON 3 /* turn tracing on */
|
|
||||||
#define RIPCMD_TRACEOFF 4 /* turn it off */
|
|
||||||
|
|
||||||
/* Gated extended RIP to include a "poll" command instead of using
|
|
||||||
* RIPCMD_REQUEST with (RIP_AF_UNSPEC, RIP_DEFAULT). RFC 1058 says
|
|
||||||
* command 5 is used by Sun Microsystems for its own purposes.
|
|
||||||
*/
|
|
||||||
#define RIPCMD_POLL 5
|
|
||||||
|
|
||||||
#define RIPCMD_MAX 6
|
|
||||||
|
|
||||||
#ifdef RIPCMDS
|
|
||||||
char *ripcmds[RIPCMD_MAX] = {
|
|
||||||
"#0", "REQUEST", "RESPONSE", "TRACEON", "TRACEOFF"
|
|
||||||
};
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#define HOPCNT_INFINITY 16
|
|
||||||
#define MAXPACKETSIZE 512 /* max broadcast size */
|
|
||||||
#define NETS_LEN ((MAXPACKETSIZE-sizeof(struct rip)) \
|
|
||||||
/ sizeof(struct netinfo) +1)
|
|
||||||
|
|
||||||
#define INADDR_RIP_GROUP (u_int32_t)0xe0000009 /* 224.0.0.9 */
|
|
||||||
|
|
||||||
|
|
||||||
/* Timer values used in managing the routing table.
|
|
||||||
*
|
|
||||||
* Complete tables are broadcast every SUPPLY_INTERVAL seconds.
|
|
||||||
* If changes occur between updates, dynamic updates containing only changes
|
|
||||||
* may be sent. When these are sent, a timer is set for a random value
|
|
||||||
* between MIN_WAITTIME and MAX_WAITTIME, and no additional dynamic updates
|
|
||||||
* are sent until the timer expires.
|
|
||||||
*
|
|
||||||
* Every update of a routing entry forces an entry's timer to be reset.
|
|
||||||
* After EXPIRE_TIME without updates, the entry is marked invalid,
|
|
||||||
* but held onto until GARBAGE_TIME so that others may see it, to
|
|
||||||
* "poison" the bad route.
|
|
||||||
*/
|
|
||||||
#define SUPPLY_INTERVAL 30 /* time to supply tables */
|
|
||||||
#define MIN_WAITTIME 2 /* min sec until next flash updates */
|
|
||||||
#define MAX_WAITTIME 5 /* max sec until flash update */
|
|
||||||
|
|
||||||
#define STALE_TIME 90 /* switch to a new gateway */
|
|
||||||
#define EXPIRE_TIME 180 /* time to mark entry invalid */
|
|
||||||
#define GARBAGE_TIME 240 /* time to garbage collect */
|
|
||||||
|
|
||||||
#ifdef __cplusplus
|
|
||||||
}
|
|
||||||
#endif
|
|
||||||
#endif /* !_ROUTED_H_ */
|
|
@ -1,8 +1,10 @@
|
|||||||
# From: @(#)Makefile 8.1 (Berkeley) 6/5/93
|
# From: @(#)Makefile 8.1 (Berkeley) 6/5/93
|
||||||
# $Id$
|
# $Id: Makefile,v 1.2 1996/09/16 17:04:22 wollman Exp $
|
||||||
|
|
||||||
PROG= rtquery
|
PROG= rtquery
|
||||||
MAN8= rtquery.8
|
MAN8= rtquery.8
|
||||||
|
LDADD+= -lmd
|
||||||
|
DPADD+= ${LIBMD}
|
||||||
#COPTS= -g -DDEBUG -Wall
|
#COPTS= -g -DDEBUG -Wall
|
||||||
|
|
||||||
.include <bsd.prog.mk>
|
.include <bsd.prog.mk>
|
||||||
|
@ -1,325 +0,0 @@
|
|||||||
/* This code could be made a lot faster for PPP */
|
|
||||||
|
|
||||||
/* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
|
|
||||||
* rights reserved.
|
|
||||||
*
|
|
||||||
* License to copy and use this software is granted provided that it
|
|
||||||
* is identified as the "RSA Data Security, Inc. MD5 Message-Digest
|
|
||||||
* Algorithm" in all material mentioning or referencing this software
|
|
||||||
* or this function.
|
|
||||||
*
|
|
||||||
* License is also granted to make and use derivative works provided
|
|
||||||
* that such works are identified as "derived from the RSA Data
|
|
||||||
* Security, Inc. MD5 Message-Digest Algorithm" in all material
|
|
||||||
* mentioning or referencing the derived work.
|
|
||||||
*
|
|
||||||
* RSA Data Security, Inc. makes no representations concerning either
|
|
||||||
* the merchantability of this software or the suitability of this
|
|
||||||
* software for any particular purpose. It is provided "as is"
|
|
||||||
* without express or implied warranty of any kind.
|
|
||||||
*
|
|
||||||
* These notices must be retained in any copies of any part of this
|
|
||||||
* documentation and/or software.
|
|
||||||
*/
|
|
||||||
|
|
||||||
#ident "$Revision: 1.2 $"
|
|
||||||
|
|
||||||
#ifdef sgi
|
|
||||||
#include <strings.h>
|
|
||||||
#include <bstring.h>
|
|
||||||
#endif
|
|
||||||
#include <sys/types.h>
|
|
||||||
|
|
||||||
#define MD5_DIGEST_LEN 16
|
|
||||||
typedef struct {
|
|
||||||
u_int32_t state[4]; /* state (ABCD) */
|
|
||||||
u_int32_t count[2]; /* # of bits, modulo 2^64 (LSB 1st) */
|
|
||||||
unsigned char buffer[64]; /* input buffer */
|
|
||||||
} MD5_CTX;
|
|
||||||
extern void MD5Init(MD5_CTX*);
|
|
||||||
extern void MD5Update(MD5_CTX*, u_char*, u_int);
|
|
||||||
extern void MD5Final(u_char[MD5_DIGEST_LEN], MD5_CTX*);
|
|
||||||
|
|
||||||
/* UINT4 defines a four byte word */
|
|
||||||
#define UINT4 u_int32_t
|
|
||||||
|
|
||||||
|
|
||||||
#define MD5_memcpy(d,s,l) bcopy(s,d,l)
|
|
||||||
|
|
||||||
/* Constants for MD5Transform routine.
|
|
||||||
*/
|
|
||||||
#define S11 7
|
|
||||||
#define S12 12
|
|
||||||
#define S13 17
|
|
||||||
#define S14 22
|
|
||||||
#define S21 5
|
|
||||||
#define S22 9
|
|
||||||
#define S23 14
|
|
||||||
#define S24 20
|
|
||||||
#define S31 4
|
|
||||||
#define S32 11
|
|
||||||
#define S33 16
|
|
||||||
#define S34 23
|
|
||||||
#define S41 6
|
|
||||||
#define S42 10
|
|
||||||
#define S43 15
|
|
||||||
#define S44 21
|
|
||||||
|
|
||||||
static void MD5Transform(UINT4[4], unsigned char [64]);
|
|
||||||
static void Encode(unsigned char *, UINT4 *, unsigned int);
|
|
||||||
static void Decode(UINT4 *, unsigned char *, unsigned int);
|
|
||||||
|
|
||||||
static unsigned char PADDING[64] = {
|
|
||||||
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
||||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
||||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
|
|
||||||
};
|
|
||||||
|
|
||||||
|
|
||||||
/* F, G, H and I are basic MD5 functions.
|
|
||||||
*/
|
|
||||||
#define F(x, y, z) (((x) & (y)) | ((~x) & (z)))
|
|
||||||
#define G(x, y, z) (((x) & (z)) | ((y) & (~z)))
|
|
||||||
#define H(x, y, z) ((x) ^ (y) ^ (z))
|
|
||||||
#define I(x, y, z) ((y) ^ ((x) | (~z)))
|
|
||||||
|
|
||||||
/* ROTATE_LEFT rotates x left n bits.
|
|
||||||
*/
|
|
||||||
#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32-(n))))
|
|
||||||
|
|
||||||
/* FF, GG, HH, and II transformations for rounds 1, 2, 3, and 4.
|
|
||||||
* Rotation is separate from addition to prevent recomputation.
|
|
||||||
*/
|
|
||||||
#define FF(a, b, c, d, x, s, ac) { \
|
|
||||||
(a) += F ((b), (c), (d)) + (x) + (UINT4)(ac); \
|
|
||||||
(a) = ROTATE_LEFT ((a), (s)); \
|
|
||||||
(a) += (b); \
|
|
||||||
}
|
|
||||||
#define GG(a, b, c, d, x, s, ac) { \
|
|
||||||
(a) += G ((b), (c), (d)) + (x) + (UINT4)(ac); \
|
|
||||||
(a) = ROTATE_LEFT ((a), (s)); \
|
|
||||||
(a) += (b); \
|
|
||||||
}
|
|
||||||
#define HH(a, b, c, d, x, s, ac) { \
|
|
||||||
(a) += H ((b), (c), (d)) + (x) + (UINT4)(ac); \
|
|
||||||
(a) = ROTATE_LEFT ((a), (s)); \
|
|
||||||
(a) += (b); \
|
|
||||||
}
|
|
||||||
#define II(a, b, c, d, x, s, ac) { \
|
|
||||||
(a) += I ((b), (c), (d)) + (x) + (UINT4)(ac); \
|
|
||||||
(a) = ROTATE_LEFT ((a), (s)); \
|
|
||||||
(a) += (b); \
|
|
||||||
}
|
|
||||||
|
|
||||||
/* MD5 initialization. Begins an MD5 operation, writing a new context.
|
|
||||||
*/
|
|
||||||
void
|
|
||||||
MD5Init(MD5_CTX *context)
|
|
||||||
{
|
|
||||||
context->count[0] = context->count[1] = 0;
|
|
||||||
/* Load magic initialization constants.
|
|
||||||
*/
|
|
||||||
context->state[0] = 0x67452301;
|
|
||||||
context->state[1] = 0xefcdab89;
|
|
||||||
context->state[2] = 0x98badcfe;
|
|
||||||
context->state[3] = 0x10325476;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* MD5 block update operation. Continues an MD5 message-digest
|
|
||||||
* operation, processing another message block, and updating the
|
|
||||||
* context.
|
|
||||||
*/
|
|
||||||
void
|
|
||||||
MD5Update(MD5_CTX *context, /* context */
|
|
||||||
unsigned char *input, /* input block */
|
|
||||||
unsigned int inputLen) /* length of input block */
|
|
||||||
{
|
|
||||||
unsigned int i, indx, partLen;
|
|
||||||
|
|
||||||
/* Compute number of bytes mod 64 */
|
|
||||||
indx = ((context->count[0] >> 3) & 0x3F);
|
|
||||||
|
|
||||||
/* Update number of bits */
|
|
||||||
if ((context->count[0] += ((UINT4)inputLen << 3))
|
|
||||||
< ((UINT4)inputLen << 3))
|
|
||||||
context->count[1]++;
|
|
||||||
context->count[1] += ((UINT4)inputLen >> 29);
|
|
||||||
|
|
||||||
partLen = 64 - indx;
|
|
||||||
|
|
||||||
/* Transform as many times as possible.
|
|
||||||
*/
|
|
||||||
if (inputLen >= partLen) {
|
|
||||||
bcopy(input, &context->buffer[indx], partLen);
|
|
||||||
MD5Transform (context->state, context->buffer);
|
|
||||||
|
|
||||||
for (i = partLen; i + 63 < inputLen; i += 64)
|
|
||||||
MD5Transform (context->state, &input[i]);
|
|
||||||
|
|
||||||
indx = 0;
|
|
||||||
} else {
|
|
||||||
i = 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Buffer remaining input */
|
|
||||||
bcopy(&input[i], &context->buffer[indx], inputLen-i);
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
/* MD5 finalization. Ends an MD5 message-digest operation, writing the
|
|
||||||
the message digest and zeroizing the context.
|
|
||||||
*/
|
|
||||||
void
|
|
||||||
MD5Final(unsigned char digest[MD5_DIGEST_LEN], /* message digest */
|
|
||||||
MD5_CTX *context) /* context */
|
|
||||||
{
|
|
||||||
unsigned char bits[8];
|
|
||||||
unsigned int indx, padLen;
|
|
||||||
|
|
||||||
/* Save number of bits */
|
|
||||||
Encode (bits, context->count, 8);
|
|
||||||
|
|
||||||
/* Pad out to 56 mod 64.
|
|
||||||
*/
|
|
||||||
indx = (unsigned int)((context->count[0] >> 3) & 0x3f);
|
|
||||||
padLen = (indx < 56) ? (56 - indx) : (120 - indx);
|
|
||||||
MD5Update(context, PADDING, padLen);
|
|
||||||
|
|
||||||
/* Append length (before padding) */
|
|
||||||
MD5Update(context, bits, 8);
|
|
||||||
|
|
||||||
/* Store state in digest */
|
|
||||||
Encode(digest, context->state, MD5_DIGEST_LEN);
|
|
||||||
|
|
||||||
/* Zeroize sensitive information.
|
|
||||||
*/
|
|
||||||
bzero(context, sizeof(*context));
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
/* MD5 basic transformation. Transforms state based on block.
|
|
||||||
*/
|
|
||||||
static void
|
|
||||||
MD5Transform(UINT4 state[4],
|
|
||||||
unsigned char block[64])
|
|
||||||
{
|
|
||||||
UINT4 a = state[0], b = state[1], c = state[2], d = state[3], x[16];
|
|
||||||
|
|
||||||
Decode (x, block, 64);
|
|
||||||
|
|
||||||
/* Round 1 */
|
|
||||||
FF (a, b, c, d, x[ 0], S11, 0xd76aa478); /* 1 */
|
|
||||||
FF (d, a, b, c, x[ 1], S12, 0xe8c7b756); /* 2 */
|
|
||||||
FF (c, d, a, b, x[ 2], S13, 0x242070db); /* 3 */
|
|
||||||
FF (b, c, d, a, x[ 3], S14, 0xc1bdceee); /* 4 */
|
|
||||||
FF (a, b, c, d, x[ 4], S11, 0xf57c0faf); /* 5 */
|
|
||||||
FF (d, a, b, c, x[ 5], S12, 0x4787c62a); /* 6 */
|
|
||||||
FF (c, d, a, b, x[ 6], S13, 0xa8304613); /* 7 */
|
|
||||||
FF (b, c, d, a, x[ 7], S14, 0xfd469501); /* 8 */
|
|
||||||
FF (a, b, c, d, x[ 8], S11, 0x698098d8); /* 9 */
|
|
||||||
FF (d, a, b, c, x[ 9], S12, 0x8b44f7af); /* 10 */
|
|
||||||
FF (c, d, a, b, x[10], S13, 0xffff5bb1); /* 11 */
|
|
||||||
FF (b, c, d, a, x[11], S14, 0x895cd7be); /* 12 */
|
|
||||||
FF (a, b, c, d, x[12], S11, 0x6b901122); /* 13 */
|
|
||||||
FF (d, a, b, c, x[13], S12, 0xfd987193); /* 14 */
|
|
||||||
FF (c, d, a, b, x[14], S13, 0xa679438e); /* 15 */
|
|
||||||
FF (b, c, d, a, x[15], S14, 0x49b40821); /* 16 */
|
|
||||||
|
|
||||||
/* Round 2 */
|
|
||||||
GG (a, b, c, d, x[ 1], S21, 0xf61e2562); /* 17 */
|
|
||||||
GG (d, a, b, c, x[ 6], S22, 0xc040b340); /* 18 */
|
|
||||||
GG (c, d, a, b, x[11], S23, 0x265e5a51); /* 19 */
|
|
||||||
GG (b, c, d, a, x[ 0], S24, 0xe9b6c7aa); /* 20 */
|
|
||||||
GG (a, b, c, d, x[ 5], S21, 0xd62f105d); /* 21 */
|
|
||||||
GG (d, a, b, c, x[10], S22, 0x2441453); /* 22 */
|
|
||||||
GG (c, d, a, b, x[15], S23, 0xd8a1e681); /* 23 */
|
|
||||||
GG (b, c, d, a, x[ 4], S24, 0xe7d3fbc8); /* 24 */
|
|
||||||
GG (a, b, c, d, x[ 9], S21, 0x21e1cde6); /* 25 */
|
|
||||||
GG (d, a, b, c, x[14], S22, 0xc33707d6); /* 26 */
|
|
||||||
GG (c, d, a, b, x[ 3], S23, 0xf4d50d87); /* 27 */
|
|
||||||
GG (b, c, d, a, x[ 8], S24, 0x455a14ed); /* 28 */
|
|
||||||
GG (a, b, c, d, x[13], S21, 0xa9e3e905); /* 29 */
|
|
||||||
GG (d, a, b, c, x[ 2], S22, 0xfcefa3f8); /* 30 */
|
|
||||||
GG (c, d, a, b, x[ 7], S23, 0x676f02d9); /* 31 */
|
|
||||||
GG (b, c, d, a, x[12], S24, 0x8d2a4c8a); /* 32 */
|
|
||||||
|
|
||||||
/* Round 3 */
|
|
||||||
HH (a, b, c, d, x[ 5], S31, 0xfffa3942); /* 33 */
|
|
||||||
HH (d, a, b, c, x[ 8], S32, 0x8771f681); /* 34 */
|
|
||||||
HH (c, d, a, b, x[11], S33, 0x6d9d6122); /* 35 */
|
|
||||||
HH (b, c, d, a, x[14], S34, 0xfde5380c); /* 36 */
|
|
||||||
HH (a, b, c, d, x[ 1], S31, 0xa4beea44); /* 37 */
|
|
||||||
HH (d, a, b, c, x[ 4], S32, 0x4bdecfa9); /* 38 */
|
|
||||||
HH (c, d, a, b, x[ 7], S33, 0xf6bb4b60); /* 39 */
|
|
||||||
HH (b, c, d, a, x[10], S34, 0xbebfbc70); /* 40 */
|
|
||||||
HH (a, b, c, d, x[13], S31, 0x289b7ec6); /* 41 */
|
|
||||||
HH (d, a, b, c, x[ 0], S32, 0xeaa127fa); /* 42 */
|
|
||||||
HH (c, d, a, b, x[ 3], S33, 0xd4ef3085); /* 43 */
|
|
||||||
HH (b, c, d, a, x[ 6], S34, 0x4881d05); /* 44 */
|
|
||||||
HH (a, b, c, d, x[ 9], S31, 0xd9d4d039); /* 45 */
|
|
||||||
HH (d, a, b, c, x[12], S32, 0xe6db99e5); /* 46 */
|
|
||||||
HH (c, d, a, b, x[15], S33, 0x1fa27cf8); /* 47 */
|
|
||||||
HH (b, c, d, a, x[ 2], S34, 0xc4ac5665); /* 48 */
|
|
||||||
|
|
||||||
/* Round 4 */
|
|
||||||
II (a, b, c, d, x[ 0], S41, 0xf4292244); /* 49 */
|
|
||||||
II (d, a, b, c, x[ 7], S42, 0x432aff97); /* 50 */
|
|
||||||
II (c, d, a, b, x[14], S43, 0xab9423a7); /* 51 */
|
|
||||||
II (b, c, d, a, x[ 5], S44, 0xfc93a039); /* 52 */
|
|
||||||
II (a, b, c, d, x[12], S41, 0x655b59c3); /* 53 */
|
|
||||||
II (d, a, b, c, x[ 3], S42, 0x8f0ccc92); /* 54 */
|
|
||||||
II (c, d, a, b, x[10], S43, 0xffeff47d); /* 55 */
|
|
||||||
II (b, c, d, a, x[ 1], S44, 0x85845dd1); /* 56 */
|
|
||||||
II (a, b, c, d, x[ 8], S41, 0x6fa87e4f); /* 57 */
|
|
||||||
II (d, a, b, c, x[15], S42, 0xfe2ce6e0); /* 58 */
|
|
||||||
II (c, d, a, b, x[ 6], S43, 0xa3014314); /* 59 */
|
|
||||||
II (b, c, d, a, x[13], S44, 0x4e0811a1); /* 60 */
|
|
||||||
II (a, b, c, d, x[ 4], S41, 0xf7537e82); /* 61 */
|
|
||||||
II (d, a, b, c, x[11], S42, 0xbd3af235); /* 62 */
|
|
||||||
II (c, d, a, b, x[ 2], S43, 0x2ad7d2bb); /* 63 */
|
|
||||||
II (b, c, d, a, x[ 9], S44, 0xeb86d391); /* 64 */
|
|
||||||
|
|
||||||
state[0] += a;
|
|
||||||
state[1] += b;
|
|
||||||
state[2] += c;
|
|
||||||
state[3] += d;
|
|
||||||
|
|
||||||
/* Zeroize sensitive information.
|
|
||||||
*/
|
|
||||||
bzero(x, sizeof(x));
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
/* Encodes input (UINT4) into output (unsigned char). Assumes len is
|
|
||||||
* a multiple of 4.
|
|
||||||
*/
|
|
||||||
static void
|
|
||||||
Encode(unsigned char *output,
|
|
||||||
UINT4 *input,
|
|
||||||
unsigned int len)
|
|
||||||
{
|
|
||||||
unsigned int i, j;
|
|
||||||
|
|
||||||
for (i = 0, j = 0; j < len; i++, j += 4) {
|
|
||||||
output[j] = (unsigned char)(input[i] & 0xff);
|
|
||||||
output[j+1] = (unsigned char)((input[i] >> 8) & 0xff);
|
|
||||||
output[j+2] = (unsigned char)((input[i] >> 16) & 0xff);
|
|
||||||
output[j+3] = (unsigned char)((input[i] >> 24) & 0xff);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
/* Decodes input (unsigned char) into output (UINT4). Assumes len is
|
|
||||||
* a multiple of 4.
|
|
||||||
*/
|
|
||||||
static void
|
|
||||||
Decode (UINT4 *output,
|
|
||||||
unsigned char *input,
|
|
||||||
unsigned int len)
|
|
||||||
{
|
|
||||||
unsigned int i, j;
|
|
||||||
|
|
||||||
for (i = 0, j = 0; j < len; i++, j += 4)
|
|
||||||
output[i] = ((UINT4)input[j]) | (((UINT4)input[j+1]) << 8) |
|
|
||||||
(((UINT4)input[j+2]) << 16) | (((UINT4)input[j+3]) << 24);
|
|
||||||
}
|
|
@ -40,7 +40,7 @@ static char sccsid[] = "@(#)query.c 8.1 (Berkeley) 6/5/93";
|
|||||||
#elif defined(__NetBSD__)
|
#elif defined(__NetBSD__)
|
||||||
static char rcsid[] = "$NetBSD$";
|
static char rcsid[] = "$NetBSD$";
|
||||||
#endif
|
#endif
|
||||||
#ident "$Revision: 1.9 $"
|
#ident "$Revision: 1.1.1.2 $"
|
||||||
|
|
||||||
#include <sys/param.h>
|
#include <sys/param.h>
|
||||||
#include <sys/protosw.h>
|
#include <sys/protosw.h>
|
||||||
@ -65,17 +65,7 @@ static char rcsid[] = "$NetBSD$";
|
|||||||
#define _HAVE_SIN_LEN
|
#define _HAVE_SIN_LEN
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
#define MD5_DIGEST_LEN 16
|
#include <md5.h>
|
||||||
typedef struct {
|
|
||||||
u_int32_t state[4]; /* state (ABCD) */
|
|
||||||
u_int32_t count[2]; /* # of bits, modulo 2^64 (LSB 1st) */
|
|
||||||
unsigned char buffer[64]; /* input buffer */
|
|
||||||
} MD5_CTX;
|
|
||||||
extern void MD5Init(MD5_CTX*);
|
|
||||||
extern void MD5Update(MD5_CTX*, u_char*, u_int);
|
|
||||||
extern void MD5Final(u_char[MD5_DIGEST_LEN], MD5_CTX*);
|
|
||||||
|
|
||||||
|
|
||||||
#define WTIME 15 /* Time to wait for all responses */
|
#define WTIME 15 /* Time to wait for all responses */
|
||||||
#define STIME (250*1000) /* usec to wait for another response */
|
#define STIME (250*1000) /* usec to wait for another response */
|
||||||
|
|
||||||
|
@ -36,7 +36,6 @@ static char sccsid[] = "@(#)tables.c 8.1 (Berkeley) 6/5/93";
|
|||||||
#elif defined(__NetBSD__)
|
#elif defined(__NetBSD__)
|
||||||
static char rcsid[] = "$NetBSD$";
|
static char rcsid[] = "$NetBSD$";
|
||||||
#endif
|
#endif
|
||||||
#ident "$Revision: 1.1.1.1 $"
|
|
||||||
|
|
||||||
#include "defs.h"
|
#include "defs.h"
|
||||||
|
|
||||||
@ -57,6 +56,7 @@ int stopint;
|
|||||||
|
|
||||||
int total_routes;
|
int total_routes;
|
||||||
|
|
||||||
|
/* zap any old routes through this gateway */
|
||||||
naddr age_bad_gate;
|
naddr age_bad_gate;
|
||||||
|
|
||||||
|
|
||||||
@ -704,7 +704,7 @@ rtioctl(int action, /* RTM_DELETE, etc */
|
|||||||
if (cc < 0) {
|
if (cc < 0) {
|
||||||
if (errno == ESRCH
|
if (errno == ESRCH
|
||||||
&& (action == RTM_CHANGE || action == RTM_DELETE)) {
|
&& (action == RTM_CHANGE || action == RTM_DELETE)) {
|
||||||
trace_act("route to %s disappeared before %s\n",
|
trace_act("route to %s disappeared before %s",
|
||||||
addrname(dst, mask, 0),
|
addrname(dst, mask, 0),
|
||||||
rtm_type_name(action));
|
rtm_type_name(action));
|
||||||
if (action == RTM_CHANGE) {
|
if (action == RTM_CHANGE) {
|
||||||
@ -831,14 +831,14 @@ rtm_add(struct rt_msghdr *rtm,
|
|||||||
} else if (INFO_MASK(info) != 0) {
|
} else if (INFO_MASK(info) != 0) {
|
||||||
mask = ntohl(S_ADDR(INFO_MASK(info)));
|
mask = ntohl(S_ADDR(INFO_MASK(info)));
|
||||||
} else {
|
} else {
|
||||||
msglog("punt %s without mask",
|
msglog("ignore %s without mask",
|
||||||
rtm_type_name(rtm->rtm_type));
|
rtm_type_name(rtm->rtm_type));
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
if (INFO_GATE(info) == 0
|
if (INFO_GATE(info) == 0
|
||||||
|| INFO_GATE(info)->sa_family != AF_INET) {
|
|| INFO_GATE(info)->sa_family != AF_INET) {
|
||||||
msglog("punt %s without gateway",
|
msglog("ignore %s without gateway",
|
||||||
rtm_type_name(rtm->rtm_type));
|
rtm_type_name(rtm->rtm_type));
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
@ -867,7 +867,7 @@ rtm_add(struct rt_msghdr *rtm,
|
|||||||
k->k_state |= KS_DELETE;
|
k->k_state |= KS_DELETE;
|
||||||
LIM_SEC(need_kern, 0);
|
LIM_SEC(need_kern, 0);
|
||||||
trace_act("mark redirected %s --> %s for deletion"
|
trace_act("mark redirected %s --> %s for deletion"
|
||||||
" since this is a router\n",
|
" since this is a router",
|
||||||
addrname(k->k_dst, k->k_mask, 0),
|
addrname(k->k_dst, k->k_mask, 0),
|
||||||
naddr_ntoa(k->k_gate));
|
naddr_ntoa(k->k_gate));
|
||||||
} else {
|
} else {
|
||||||
@ -889,7 +889,7 @@ rtm_add(struct rt_msghdr *rtm,
|
|||||||
/* Put static routes with real metrics into the daemon table so
|
/* Put static routes with real metrics into the daemon table so
|
||||||
* they can be advertised.
|
* they can be advertised.
|
||||||
*
|
*
|
||||||
* Find the interface concerned
|
* Find the interface toward the gateway.
|
||||||
*/
|
*/
|
||||||
ifp = iflookup(k->k_gate);
|
ifp = iflookup(k->k_gate);
|
||||||
if (ifp == 0) {
|
if (ifp == 0) {
|
||||||
@ -916,7 +916,7 @@ rtm_lose(struct rt_msghdr *rtm,
|
|||||||
{
|
{
|
||||||
if (INFO_GATE(info) == 0
|
if (INFO_GATE(info) == 0
|
||||||
|| INFO_GATE(info)->sa_family != AF_INET) {
|
|| INFO_GATE(info)->sa_family != AF_INET) {
|
||||||
msglog("punt %s without gateway",
|
msglog("ignore %s without gateway",
|
||||||
rtm_type_name(rtm->rtm_type));
|
rtm_type_name(rtm->rtm_type));
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
@ -1065,12 +1065,12 @@ read_rt(void)
|
|||||||
ifp = ifwithindex(m.ifm.ifm_index);
|
ifp = ifwithindex(m.ifm.ifm_index);
|
||||||
if (ifp == 0)
|
if (ifp == 0)
|
||||||
trace_act("note %s with flags %#x"
|
trace_act("note %s with flags %#x"
|
||||||
" for index #%d\n",
|
" for index #%d",
|
||||||
rtm_type_name(m.r.rtm.rtm_type),
|
rtm_type_name(m.r.rtm.rtm_type),
|
||||||
m.ifm.ifm_flags,
|
m.ifm.ifm_flags,
|
||||||
m.ifm.ifm_index);
|
m.ifm.ifm_index);
|
||||||
else
|
else
|
||||||
trace_act("note %s with flags %#x for %s\n",
|
trace_act("note %s with flags %#x for %s",
|
||||||
rtm_type_name(m.r.rtm.rtm_type),
|
rtm_type_name(m.r.rtm.rtm_type),
|
||||||
m.ifm.ifm_flags,
|
m.ifm.ifm_flags,
|
||||||
ifp->int_name);
|
ifp->int_name);
|
||||||
@ -1098,12 +1098,12 @@ read_rt(void)
|
|||||||
m.r.rtm.rtm_addrs);
|
m.r.rtm.rtm_addrs);
|
||||||
|
|
||||||
if (INFO_DST(&info) == 0) {
|
if (INFO_DST(&info) == 0) {
|
||||||
trace_act("ignore %s without dst\n", str);
|
trace_act("ignore %s without dst", str);
|
||||||
continue;
|
continue;
|
||||||
}
|
}
|
||||||
|
|
||||||
if (INFO_DST(&info)->sa_family != AF_INET) {
|
if (INFO_DST(&info)->sa_family != AF_INET) {
|
||||||
trace_act("ignore %s for AF %d\n", str,
|
trace_act("ignore %s for AF %d", str,
|
||||||
INFO_DST(&info)->sa_family);
|
INFO_DST(&info)->sa_family);
|
||||||
continue;
|
continue;
|
||||||
}
|
}
|
||||||
@ -1118,7 +1118,7 @@ read_rt(void)
|
|||||||
addrname(S_ADDR(INFO_DST(&info)), mask, 0));
|
addrname(S_ADDR(INFO_DST(&info)), mask, 0));
|
||||||
|
|
||||||
if (IN_MULTICAST(ntohl(S_ADDR(INFO_DST(&info))))) {
|
if (IN_MULTICAST(ntohl(S_ADDR(INFO_DST(&info))))) {
|
||||||
trace_act("ignore multicast %s\n", str);
|
trace_act("ignore multicast %s", str);
|
||||||
continue;
|
continue;
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -1136,31 +1136,31 @@ read_rt(void)
|
|||||||
case RTM_CHANGE:
|
case RTM_CHANGE:
|
||||||
case RTM_REDIRECT:
|
case RTM_REDIRECT:
|
||||||
if (m.r.rtm.rtm_errno != 0) {
|
if (m.r.rtm.rtm_errno != 0) {
|
||||||
trace_act("ignore %s with \"%s\" error\n",
|
trace_act("ignore %s with \"%s\" error",
|
||||||
str, strerror(m.r.rtm.rtm_errno));
|
str, strerror(m.r.rtm.rtm_errno));
|
||||||
} else {
|
} else {
|
||||||
trace_act("%s\n", str);
|
trace_act("%s", str);
|
||||||
rtm_add(&m.r.rtm,&info,0);
|
rtm_add(&m.r.rtm,&info,0);
|
||||||
}
|
}
|
||||||
break;
|
break;
|
||||||
|
|
||||||
case RTM_DELETE:
|
case RTM_DELETE:
|
||||||
if (m.r.rtm.rtm_errno != 0) {
|
if (m.r.rtm.rtm_errno != 0) {
|
||||||
trace_act("ignore %s with \"%s\" error\n",
|
trace_act("ignore %s with \"%s\" error",
|
||||||
str, strerror(m.r.rtm.rtm_errno));
|
str, strerror(m.r.rtm.rtm_errno));
|
||||||
} else {
|
} else {
|
||||||
trace_act("%s\n", str);
|
trace_act("%s", str);
|
||||||
del_static(S_ADDR(INFO_DST(&info)), mask, 1);
|
del_static(S_ADDR(INFO_DST(&info)), mask, 1);
|
||||||
}
|
}
|
||||||
break;
|
break;
|
||||||
|
|
||||||
case RTM_LOSING:
|
case RTM_LOSING:
|
||||||
trace_act("%s\n", str);
|
trace_act("%s", str);
|
||||||
rtm_lose(&m.r.rtm,&info);
|
rtm_lose(&m.r.rtm,&info);
|
||||||
break;
|
break;
|
||||||
|
|
||||||
default:
|
default:
|
||||||
trace_act("ignore %s\n", str);
|
trace_act("ignore %s", str);
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
@ -1268,8 +1268,7 @@ walk_kern(struct radix_node *rn,
|
|||||||
* the kernel if is not a alias.
|
* the kernel if is not a alias.
|
||||||
*/
|
*/
|
||||||
if (RT->rt_ifp == 0
|
if (RT->rt_ifp == 0
|
||||||
|| ((RT->rt_ifp->int_state & IS_REMOTE)
|
|| (RT->rt_ifp->int_state & IS_REMOTE))
|
||||||
&& RT->rt_ifp->int_metric == 0))
|
|
||||||
ags |= (AGS_GATEWAY | AGS_SUPPRESS | AGS_PROMOTE);
|
ags |= (AGS_GATEWAY | AGS_SUPPRESS | AGS_PROMOTE);
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -1431,7 +1430,7 @@ del_redirects(naddr bad_gate,
|
|||||||
k->k_state |= KS_DELETE;
|
k->k_state |= KS_DELETE;
|
||||||
k->k_state &= ~KS_DYNAMIC;
|
k->k_state &= ~KS_DYNAMIC;
|
||||||
need_kern.tv_sec = now.tv_sec;
|
need_kern.tv_sec = now.tv_sec;
|
||||||
trace_act("mark redirected %s --> %s for deletion\n",
|
trace_act("mark redirected %s --> %s for deletion",
|
||||||
addrname(k->k_dst, k->k_mask, 0),
|
addrname(k->k_dst, k->k_mask, 0),
|
||||||
naddr_ntoa(k->k_gate));
|
naddr_ntoa(k->k_gate));
|
||||||
}
|
}
|
||||||
@ -1942,29 +1941,46 @@ void
|
|||||||
age(naddr bad_gate)
|
age(naddr bad_gate)
|
||||||
{
|
{
|
||||||
struct interface *ifp;
|
struct interface *ifp;
|
||||||
|
int need_query = 0;
|
||||||
|
|
||||||
|
/* If not listening to RIP, there is no need to age the routes in
|
||||||
|
* the table.
|
||||||
|
*/
|
||||||
|
age_timer.tv_sec = (now.tv_sec
|
||||||
|
+ ((rip_sock < 0) ? NEVER : SUPPLY_INTERVAL));
|
||||||
|
|
||||||
age_timer.tv_sec = now.tv_sec + (rip_sock < 0
|
/* Check for dead IS_REMOTE interfaces by timing their
|
||||||
? NEVER
|
* transmissions.
|
||||||
: SUPPLY_INTERVAL);
|
*/
|
||||||
|
|
||||||
for (ifp = ifnet; ifp; ifp = ifp->int_next) {
|
for (ifp = ifnet; ifp; ifp = ifp->int_next) {
|
||||||
/* Check for dead IS_REMOTE interfaces by timing their
|
if (!(ifp->int_state & IS_REMOTE))
|
||||||
* transmissions.
|
continue;
|
||||||
*/
|
|
||||||
if ((ifp->int_state & IS_REMOTE)
|
|
||||||
&& !(ifp->int_state & IS_PASSIVE)
|
|
||||||
&& (ifp->int_state & IS_ACTIVE)) {
|
|
||||||
LIM_SEC(age_timer, now.tv_sec+SUPPLY_INTERVAL);
|
|
||||||
|
|
||||||
if (now.tv_sec - ifp->int_act_time > EXPIRE_TIME
|
/* ignore unreachable remote interfaces */
|
||||||
&& !(ifp->int_state & IS_BROKE)) {
|
if (!check_remote(ifp))
|
||||||
msglog("remote interface %s to %s timed out"
|
continue;
|
||||||
"--turned off",
|
/* Restore remote interface that has become reachable
|
||||||
ifp->int_name,
|
*/
|
||||||
naddr_ntoa(ifp->int_addr));
|
if (ifp->int_state & IS_BROKE)
|
||||||
if_bad(ifp);
|
if_ok(ifp, "remote ");
|
||||||
}
|
|
||||||
|
if (ifp->int_act_time != NEVER
|
||||||
|
&& now.tv_sec - ifp->int_act_time > EXPIRE_TIME) {
|
||||||
|
msglog("remote interface %s to %s timed out after"
|
||||||
|
" %d:%d",
|
||||||
|
ifp->int_name,
|
||||||
|
naddr_ntoa(ifp->int_dstaddr),
|
||||||
|
(now.tv_sec - ifp->int_act_time)/60,
|
||||||
|
(now.tv_sec - ifp->int_act_time)%60);
|
||||||
|
if_sick(ifp);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* If we have not heard from the other router
|
||||||
|
* recently, ask it.
|
||||||
|
*/
|
||||||
|
if (now.tv_sec >= ifp->int_query_time) {
|
||||||
|
ifp->int_query_time = NEVER;
|
||||||
|
need_query = 1;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -1974,4 +1990,8 @@ age(naddr bad_gate)
|
|||||||
|
|
||||||
/* Update the kernel routing table. */
|
/* Update the kernel routing table. */
|
||||||
fix_kern();
|
fix_kern();
|
||||||
|
|
||||||
|
/* poke reticent remote gateways */
|
||||||
|
if (need_query)
|
||||||
|
rip_query();
|
||||||
}
|
}
|
||||||
|
Loading…
Reference in New Issue
Block a user