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Added FIXME: mode broadcast randombly corrupts memory.

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Small cleaning and bugfixes.
This commit is contained in:
Pavel Machek 1999-05-31 20:30:16 +00:00
parent c7208da0b7
commit b94bbe0027
3 changed files with 24 additions and 11 deletions
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11
proto/rip/config.Y
View File

@ -58,11 +58,12 @@ rip_auth:
| NONE { $$=AT_NONE; } | NONE { $$=AT_NONE; }
; ;
/* FIXME FIXME this corrupts memory */
rip_mode: rip_mode:
BROADCAST { $$|=IM_BROADCAST; } BROADCAST { $$=IM_BROADCAST; }
| QUIET { $$|=IM_QUIET; } | QUIET { $$=IM_QUIET; }
| NOLISTEN { $$|=IM_NOLISTEN; } | NOLISTEN { $$=IM_NOLISTEN; }
| VERSION1 { $$|=IM_VERSION1 | IM_BROADCAST; } | VERSION1 { $$=IM_VERSION1 | IM_BROADCAST; }
; ;
rip_iface_item: rip_iface_item:
@ -72,7 +73,7 @@ rip_iface_item:
} }
| MODE rip_mode { | MODE rip_mode {
struct rip_patt *k = rip_get_iface(); struct rip_patt *k = rip_get_iface();
k->mode = $2; k->mode |= $2;
} }
; ;

23
proto/rip/rip.c
View File

@ -26,6 +26,8 @@
#define P_CF ((struct rip_proto_config *)p->cf) #define P_CF ((struct rip_proto_config *)p->cf)
#define E ((struct rip_entry *) e) #define E ((struct rip_entry *) e)
static struct rip_interface *new_iface(struct proto *p, struct iface *new, unsigned long flags, struct iface_patt *patt);
static void static void
rip_reply(struct proto *p) rip_reply(struct proto *p)
{ {
@ -104,7 +106,7 @@ rip_tx( sock *s )
break_loop: break_loop:
if (P_CF->authtype) if (P_CF->authtype)
rip_outgoing_authentication(p, &packet->block[0], packet, i); rip_outgoing_authentication(p, (void *) &packet->block[0], packet, i);
DBG( ", sending %d blocks, ", i ); DBG( ", sending %d blocks, ", i );
@ -285,7 +287,7 @@ rip_process_packet( struct proto *p, struct rip_packet *packet, int num, ip_addr
struct rip_block *block = &packet->block[i]; struct rip_block *block = &packet->block[i];
if (block->family == 0xffff) if (block->family == 0xffff)
if (!i) { if (!i) {
if (rip_incoming_authentication(p, block, packet, num)) if (rip_incoming_authentication(p, (void *) block, packet, num))
BAD( "Authentication failed" ); BAD( "Authentication failed" );
} else BAD( "Authentication is not the first!" ); } else BAD( "Authentication is not the first!" );
ipa_ntoh( block->network ); ipa_ntoh( block->network );
@ -454,7 +456,7 @@ kill_iface(struct proto *p, struct rip_interface *i)
/* /*
* new maybe null if we are creating initial send socket * new maybe null if we are creating initial send socket
*/ */
struct rip_interface * static struct rip_interface *
new_iface(struct proto *p, struct iface *new, unsigned long flags, struct iface_patt *patt ) new_iface(struct proto *p, struct iface *new, unsigned long flags, struct iface_patt *patt )
{ {
struct rip_interface *rif; struct rip_interface *rif;
@ -470,6 +472,9 @@ new_iface(struct proto *p, struct iface *new, unsigned long flags, struct iface_
want_multicast = (!(rif->patt->mode & IM_BROADCAST)) && (flags & IF_MULTICAST); want_multicast = (!(rif->patt->mode & IM_BROADCAST)) && (flags & IF_MULTICAST);
/* lookup multicasts over unnumbered links - no: rip is not defined over unnumbered links */ /* lookup multicasts over unnumbered links - no: rip is not defined over unnumbered links */
if (want_multicast)
DBG( "Doing multicasts!\n" );
rif->sock = sk_new( p->pool ); rif->sock = sk_new( p->pool );
rif->sock->type = want_multicast?SK_UDP_MC:SK_UDP; rif->sock->type = want_multicast?SK_UDP_MC:SK_UDP;
rif->sock->sport = P_CF->port; rif->sock->sport = P_CF->port;
@ -484,8 +489,10 @@ new_iface(struct proto *p, struct iface *new, unsigned long flags, struct iface_
rif->sock->dport = P_CF->port; rif->sock->dport = P_CF->port;
rif->sock->ttl = 1; /* FIXME: care must be taken not to send requested responses from this socket */ rif->sock->ttl = 1; /* FIXME: care must be taken not to send requested responses from this socket */
if (want_multicast) if (want_multicast) {
rif->sock->daddr = ipa_from_u32(0xe0000009); rif->sock->daddr = ipa_from_u32(0xe0000009);
rif->sock->saddr = ipa_from_u32(0xe0000009);
}
if (flags & IF_BROADCAST) if (flags & IF_BROADCAST)
rif->sock->daddr = new->addr->brd; rif->sock->daddr = new->addr->brd;
if (flags & IF_UNNUMBERED) /* Hmm, rip is not defined over unnumbered links */ if (flags & IF_UNNUMBERED) /* Hmm, rip is not defined over unnumbered links */
@ -495,8 +502,12 @@ new_iface(struct proto *p, struct iface *new, unsigned long flags, struct iface_
log( L_WARN "RIP/%s: interface %s is too strange for me", P_NAME, rif->iface ? rif->iface->name : "(dummy)" ); log( L_WARN "RIP/%s: interface %s is too strange for me", P_NAME, rif->iface ? rif->iface->name : "(dummy)" );
} else } else
if (!(rif->patt->mode & IM_NOLISTEN)) if (!(rif->patt->mode & IM_NOLISTEN))
if (sk_open(rif->sock)<0) if (sk_open(rif->sock)<0) {
log( L_WARN "RIP/%s: could not listen on %s", P_NAME, rif->iface ? rif->iface->name : "(dummy)" ); log( L_WARN "RIP/%s: could not listen on %s", P_NAME, rif->iface ? rif->iface->name : "(dummy)" );
/* FIXME: Don't try to transmit into this one */
}
log( L_DEBUG "RIP/%s: listening on %s, port %d, mode %s", P_NAME, rif->iface ? rif->iface->name : "(dummy)", P_CF->port, want_multicast ? "multicast" : "broadcast" );
return rif; return rif;
} }
@ -644,6 +655,8 @@ rip_init_instance(struct proto *p)
p->if_notify = rip_if_notify; p->if_notify = rip_if_notify;
p->rt_notify = rip_rt_notify; p->rt_notify = rip_rt_notify;
p->import_control = rip_import_control; p->import_control = rip_import_control;
p->make_tmp_attrs = rip_make_tmp_attrs;
p->store_tmp_attrs = rip_store_tmp_attrs;
p->rte_better = rip_rte_better; p->rte_better = rip_rte_better;
p->rte_insert = rip_rte_insert; p->rte_insert = rip_rte_insert;
p->rte_remove = rip_rte_remove; p->rte_remove = rip_rte_remove;

1
proto/rip/rip.h
View File

@ -133,7 +133,6 @@ struct rip_proto {
void rip_init_instance(struct proto *p); void rip_init_instance(struct proto *p);
void rip_init_config(struct rip_proto_config *c); void rip_init_config(struct rip_proto_config *c);
struct rip_interface *new_iface(struct proto *p, struct iface *new, unsigned long flags, struct iface_patt *patt);
/* Authentication functions */ /* Authentication functions */