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Use IN_LOOPBACKNET where is the case

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Don't forget to freeifaddrs() in case of error
Update a couple of debug messages
This commit is contained in:
kefren 2011-06-14 11:23:02 +00:00
parent 0065d26e0b
commit 298f340a61
1 changed files with 8 additions and 7 deletions
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15
usr.sbin/ldpd/fsm.c
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@ -1,4 +1,4 @@
/* $NetBSD: fsm.c,v 1.3 2010/12/13 01:25:19 christos Exp $ */
/* $NetBSD: fsm.c,v 1.4 2011/06/14 11:23:02 kefren Exp $ */
/*-
* Copyright (c) 2010 The NetBSD Foundation, Inc.
@ -50,7 +50,7 @@ char my_ldp_id[20];
struct sockaddr mplssockaddr;
/* Processing a hello */
void
void
run_ldp_hello(struct ldp_pdu * pduid, struct hello_tlv * ht,
struct in_addr * padd, struct in_addr * ladd, int mysock)
{
@ -62,7 +62,7 @@ run_ldp_hello(struct ldp_pdu * pduid, struct hello_tlv * ht,
if ((!pduid) || (!ht))
return;
debugp("Received it on address: %s\n", inet_ntoa(*ladd));
debugp("Hello received for address: %s\n", inet_ntoa(*ladd));
debugp("Hello: Type: 0x%.4X Length: %.2d ID: %.8X\n", ht->type,
ht->length, ht->messageid);
@ -73,7 +73,7 @@ run_ldp_hello(struct ldp_pdu * pduid, struct hello_tlv * ht,
if (hi == NULL) {
hi = malloc(sizeof(*hi));
if (!hi) {
fatalp("Cannot alloc a hello info");
fatalp("Cannot alloc a hello info structure");
return;
}
hi->ldp_id.s_addr = pduid->ldp_id.s_addr;
@ -143,13 +143,14 @@ build_address_list_tlv(void)
if ((ifb->ifa_addr->sa_family == AF_INET) &&
(ifb->ifa_flags & IFF_UP)) {
sa = (struct sockaddr_in *) ifb->ifa_addr;
if (sa->sin_addr.s_addr << 24 >> 24 != 127)
if (ntohl(sa->sin_addr.s_addr) >> 24 != IN_LOOPBACKNET)
adrcount++;
}
t = malloc(sizeof(*t) + (adrcount - 1) * sizeof(struct in_addr));
if (!t) {
fatalp("build_address_list_tlv: malloc problem\n");
freeifaddrs(ifa);
return NULL;
}
@ -191,7 +192,7 @@ set_my_ldp_id()
struct sockaddr_in *sa;
a.s_addr = 0;
my_ldp_id[0] = 0;
my_ldp_id[0] = '\0';
mplssockaddr.sa_len = 0;
if (getifaddrs(&ifa) == -1)
@ -208,7 +209,7 @@ set_my_ldp_id()
continue;
sa = (struct sockaddr_in *) ifb->ifa_addr;
if (ntohl(sa->sin_addr.s_addr) >> 24 == 127)
if (ntohl(sa->sin_addr.s_addr) >> 24 == IN_LOOPBACKNET)
continue; /* No 127/8 */
if (ntohl(sa->sin_addr.s_addr) > ntohl(a.s_addr))
a.s_addr = sa->sin_addr.s_addr;