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authorNikolay Aleksandrov <nikolay@cumulusnetworks.com>2016-10-31 13:21:04 +0100
committerDavid S. Miller <davem@davemloft.net>2016-10-31 16:18:30 -0400
commit56245cae19f5ccb371fa63b09bb6b9ce7c0f1266 (patch)
tree20cd272138abfdd4250c4c6262462dbba3b35926 /include/linux/pim.h
parentnet: pim: add a helper to check for IPv4 all pim routers address (diff)
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net: pim: add all RFC7761 message types
Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/pim.h')
-rw-r--r--include/linux/pim.h31
1 files changed, 30 insertions, 1 deletions
diff --git a/include/linux/pim.h b/include/linux/pim.h
index 1b6c0dbba94e..0e81b2778ae0 100644
--- a/include/linux/pim.h
+++ b/include/linux/pim.h
@@ -10,7 +10,36 @@
/* Message types - V2 */
#define PIM_VERSION 2
-#define PIM_REGISTER 1
+
+/* RFC7761, sec 4.9:
+ * Type
+ * Types for specific PIM messages. PIM Types are:
+ *
+ * Message Type Destination
+ * ---------------------------------------------------------------------
+ * 0 = Hello Multicast to ALL-PIM-ROUTERS
+ * 1 = Register Unicast to RP
+ * 2 = Register-Stop Unicast to source of Register
+ * packet
+ * 3 = Join/Prune Multicast to ALL-PIM-ROUTERS
+ * 4 = Bootstrap Multicast to ALL-PIM-ROUTERS
+ * 5 = Assert Multicast to ALL-PIM-ROUTERS
+ * 6 = Graft (used in PIM-DM only) Unicast to RPF'(S)
+ * 7 = Graft-Ack (used in PIM-DM only) Unicast to source of Graft
+ * packet
+ * 8 = Candidate-RP-Advertisement Unicast to Domain's BSR
+ */
+enum {
+ PIM_TYPE_HELLO,
+ PIM_TYPE_REGISTER,
+ PIM_TYPE_REGISTER_STOP,
+ PIM_TYPE_JOIN_PRUNE,
+ PIM_TYPE_BOOTSTRAP,
+ PIM_TYPE_ASSERT,
+ PIM_TYPE_GRAFT,
+ PIM_TYPE_GRAFT_ACK,
+ PIM_TYPE_CANDIDATE_RP_ADV
+};
#define PIM_NULL_REGISTER cpu_to_be32(0x40000000)