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authorJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-05-18 13:18:31 +0300
committerJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-05-18 13:42:15 +0300
commit437fd90c0250dee670290f9b714253671a990160 (patch)
treeb871786c360704244a07411c69fb58da9ead4a06 /qemu/slirp/ip6_input.c
parent5bbd6fe9b8bab2a93e548c5a53b032d1939eec05 (diff)
These changes are the raw update to qemu-2.6.
Collission happened in the following patches: migration: do cleanup operation after completion(738df5b9) Bug fix.(1750c932f86) kvmclock: add a new function to update env->tsc.(b52baab2) The code provided by the patches was already in the upstreamed version. Change-Id: I3cc11841a6a76ae20887b2e245710199e1ea7f9a Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'qemu/slirp/ip6_input.c')
-rw-r--r--qemu/slirp/ip6_input.c78
1 files changed, 78 insertions, 0 deletions
diff --git a/qemu/slirp/ip6_input.c b/qemu/slirp/ip6_input.c
new file mode 100644
index 000000000..ac2e3ea88
--- /dev/null
+++ b/qemu/slirp/ip6_input.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2013
+ * Guillaume Subiron, Yann Bordenave, Serigne Modou Wagne.
+ */
+
+#include "qemu/osdep.h"
+#include "slirp.h"
+#include "ip6_icmp.h"
+
+/*
+ * IP initialization: fill in IP protocol switch table.
+ * All protocols not implemented in kernel go to raw IP protocol handler.
+ */
+void ip6_init(Slirp *slirp)
+{
+ icmp6_init(slirp);
+}
+
+void ip6_cleanup(Slirp *slirp)
+{
+ icmp6_cleanup(slirp);
+}
+
+void ip6_input(struct mbuf *m)
+{
+ struct ip6 *ip6;
+ Slirp *slirp = m->slirp;
+
+ if (!slirp->in6_enabled) {
+ goto bad;
+ }
+
+ DEBUG_CALL("ip6_input");
+ DEBUG_ARG("m = %lx", (long)m);
+ DEBUG_ARG("m_len = %d", m->m_len);
+
+ if (m->m_len < sizeof(struct ip6)) {
+ goto bad;
+ }
+
+ ip6 = mtod(m, struct ip6 *);
+
+ if (ip6->ip_v != IP6VERSION) {
+ goto bad;
+ }
+
+ if (ntohs(ip6->ip_pl) > IF_MTU) {
+ icmp6_send_error(m, ICMP6_TOOBIG, 0);
+ goto bad;
+ }
+
+ /* check ip_ttl for a correct ICMP reply */
+ if (ip6->ip_hl == 0) {
+ icmp6_send_error(m, ICMP6_TIMXCEED, ICMP6_TIMXCEED_INTRANS);
+ goto bad;
+ }
+
+ /*
+ * Switch out to protocol's input routine.
+ */
+ switch (ip6->ip_nh) {
+ case IPPROTO_TCP:
+ NTOHS(ip6->ip_pl);
+ tcp_input(m, sizeof(struct ip6), (struct socket *)NULL, AF_INET6);
+ break;
+ case IPPROTO_UDP:
+ udp6_input(m);
+ break;
+ case IPPROTO_ICMPV6:
+ icmp6_input(m);
+ break;
+ default:
+ m_free(m);
+ }
+ return;
+bad:
+ m_free(m);
+}