c->ip6.addr_ll is not like c->ip6.addr. The latter is an address for the
guest, but the former is an address for our use on the tap link. Rename it
accordingly, to 'our_tap_ll'.
Signed-off-by: David Gibson <david(a)gibson.dropbear.id.au>
---
conf.c | 7 ++++---
dhcpv6.c | 2 +-
fwd.c | 2 +-
ndp.c | 2 +-
passt.h | 4 ++--
5 files changed, 9 insertions(+), 8 deletions(-)
diff --git a/conf.c b/conf.c
index e5b5263f..1130ce5d 100644
--- a/conf.c
+++ b/conf.c
@@ -713,7 +713,7 @@ static unsigned int conf_ip6(unsigned int ifi,
rc = nl_addr_get(nl_sock, ifi, AF_INET6,
IN6_IS_ADDR_UNSPECIFIED(&ip6->addr) ? &ip6->addr : NULL,
- &prefix_len, &ip6->addr_ll);
+ &prefix_len, &ip6->our_tap_ll);
if (rc < 0) {
err("Couldn't discover IPv6 address: %s", strerror(-rc));
return 0;
@@ -735,7 +735,7 @@ static unsigned int conf_ip6(unsigned int ifi,
}
if (IN6_IS_ADDR_UNSPECIFIED(&ip6->addr) ||
- IN6_IS_ADDR_UNSPECIFIED(&ip6->addr_ll))
+ IN6_IS_ADDR_UNSPECIFIED(&ip6->our_tap_ll))
return 0;
return ifi;
@@ -1027,7 +1027,8 @@ static void conf_print(const struct ctx *c)
info(" router: %s",
inet_ntop(AF_INET6, &c->ip6.gw, buf6, sizeof(buf6)));
info(" our link-local: %s",
- inet_ntop(AF_INET6, &c->ip6.addr_ll, buf6, sizeof(buf6)));
+ inet_ntop(AF_INET6, &c->ip6.our_tap_ll,
+ buf6, sizeof(buf6)));
dns6:
for (i = 0; !IN6_IS_ADDR_UNSPECIFIED(&c->ip6.dns[i]); i++) {
diff --git a/dhcpv6.c b/dhcpv6.c
index 87b3c3eb..44e954e7 100644
--- a/dhcpv6.c
+++ b/dhcpv6.c
@@ -456,7 +456,7 @@ int dhcpv6(struct ctx *c, const struct pool *p,
if (IN6_IS_ADDR_LINKLOCAL(&c->ip6.gw))
src = &c->ip6.gw;
else
- src = &c->ip6.addr_ll;
+ src = &c->ip6.our_tap_ll;
mh = packet_get(p, 0, sizeof(*uh), sizeof(*mh), NULL);
if (!mh)
diff --git a/fwd.c b/fwd.c
index b546bc41..dccc947d 100644
--- a/fwd.c
+++ b/fwd.c
@@ -320,7 +320,7 @@ uint8_t fwd_nat_from_host(const struct ctx *c, uint8_t proto,
if (IN6_IS_ADDR_LINKLOCAL(&c->ip6.gw))
tgt->oaddr.a6 = c->ip6.gw;
else
- tgt->oaddr.a6 = c->ip6.addr_ll;
+ tgt->oaddr.a6 = c->ip6.our_tap_ll;
}
if (inany_v4(&tgt->oaddr)) {
diff --git a/ndp.c b/ndp.c
index 9c0fef4a..3a76b00a 100644
--- a/ndp.c
+++ b/ndp.c
@@ -344,7 +344,7 @@ dns_done:
if (IN6_IS_ADDR_LINKLOCAL(&c->ip6.gw))
rsaddr = &c->ip6.gw;
else
- rsaddr = &c->ip6.addr_ll;
+ rsaddr = &c->ip6.our_tap_ll;
if (ih->icmp6_type == NS) {
dlen = sizeof(struct ndp_na);
diff --git a/passt.h b/passt.h
index fe3e47d2..5e7e6a04 100644
--- a/passt.h
+++ b/passt.h
@@ -122,7 +122,7 @@ struct ip4_ctx {
/**
* struct ip6_ctx - IPv6 execution context
* @addr: IPv6 address assigned to guest
- * @addr_ll: Link-local IPv6 address on external, routable interface
+ * @our_tap_ll: Link-local IPv6 address for passt's use on tap
* @addr_seen: Latest IPv6 global/site address seen as source from tap
* @addr_ll_seen: Latest IPv6 link-local address seen as source from tap
* @gw: Default IPv6 gateway
@@ -136,7 +136,7 @@ struct ip4_ctx {
*/
struct ip6_ctx {
struct in6_addr addr;
- struct in6_addr addr_ll;
+ struct in6_addr our_tap_ll;
struct in6_addr addr_seen;
struct in6_addr addr_ll_seen;
struct in6_addr gw;
--
2.46.0