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Reimplements 'show ospf state' for OSPFv3 and fixes some bugs.

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This commit is contained in:
Ondrej Zajicek
2009-10-15 00:28:04 +02:00
parent d82fc18d75
commit b66abe8ef9
4 changed files with 301 additions and 109 deletions
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45
proto/ospf/rt.c
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@@ -26,41 +26,6 @@ static void rt_sync(struct proto_ospf *po);
#endif
#ifdef OSPFv3
static inline u32 *
get_ipv6_prefix(u32 *buf, ip_addr *addr, int *pxlen, u8 *pxopts, u16 *rest)
{
u8 pxl = (*buf >> 24);
*pxopts = (*buf >> 16);
*rest = *buf;
*pxlen = pxl;
buf++;
*addr = IPA_NONE;
if (pxl > 0)
_I0(*addr) = *buf++;
if (pxl > 32)
_I1(*addr) = *buf++;
if (pxl > 64)
_I2(*addr) = *buf++;
if (pxl > 96)
_I3(*addr) = *buf++;
return buf;
}
static inline u32 *
get_ipv6_addr(u32 *buf, ip_addr *addr)
{
*addr = *(ip_addr *) buf;
return buf + 4;
}
#endif
static void
fill_ri(orta * orta)
{
@@ -244,7 +209,7 @@ process_prefixes(struct ospf_area *oa)
buf = px->rest;
for (i = 0; i < px->pxcount; i++)
{
buf = get_ipv6_prefix(buf, &pxa, &pxlen, &pxopts, &metric);
buf = lsa_get_ipv6_prefix(buf, &pxa, &pxlen, &pxopts, &metric);
if (pxopts & OPT_PX_NU)
continue;
@@ -581,7 +546,7 @@ ospf_rt_sum_tr(struct ospf_area *oa)
u8 pxopts;
u16 rest;
struct ospf_lsa_sum_net *ls = en->lsa_body;
get_ipv6_prefix(ls->prefix, &ip, &pxlen, &pxopts, &rest);
lsa_get_ipv6_prefix(ls->prefix, &ip, &pxlen, &pxopts, &rest);
if (pxopts & OPT_PX_NU)
continue;
@@ -680,7 +645,7 @@ ospf_rt_sum(struct ospf_area *oa)
u8 pxopts;
u16 rest;
struct ospf_lsa_sum_net *ls = en->lsa_body;
get_ipv6_prefix(ls->prefix, &ip, &pxlen, &pxopts, &rest);
lsa_get_ipv6_prefix(ls->prefix, &ip, &pxlen, &pxopts, &rest);
if (pxopts & OPT_PX_NU)
continue;
@@ -883,14 +848,14 @@ ospf_ext_spf(struct proto_ospf *po)
u8 pxopts;
u16 rest;
u32 *buf = le->rest;
buf = get_ipv6_prefix(buf, &ip, &pxlen, &pxopts, &rest);
buf = lsa_get_ipv6_prefix(buf, &ip, &pxlen, &pxopts, &rest);
if (pxopts & OPT_PX_NU)
continue;
rt_fwaddr_valid = le->metric & LSA_EXT_FBIT;
if (rt_fwaddr_valid)
buf = get_ipv6_addr(buf, &rt_fwaddr);
buf = lsa_get_ipv6_addr(buf, &rt_fwaddr);
else
rt_fwaddr = IPA_NONE;