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authorKlement Sekera <ksekera@cisco.com>2019-05-16 14:35:46 +0200
committerOle Trøan <otroan@employees.org>2019-05-20 12:13:11 +0000
commit3a343d42d7bd90753ea6ed48fe750a7a209b1ddf (patch)
treeba831c36c69365d67a2d20d7a6d447b831a1b88e /src/vnet/ip/ip4_reassembly.h
parentb388e1a50603a07e20007141221ca4f4a18ab698 (diff)
reassembly: prevent long chain attack
limit max # of fragments to 3 per packet by default add API option to configure the limit at runtime Change-Id: Ie4b9507bf5c6095b9a5925972b37fe0032f4f9e8 Signed-off-by: Klement Sekera <ksekera@cisco.com>
Diffstat (limited to 'src/vnet/ip/ip4_reassembly.h')
-rw-r--r--src/vnet/ip/ip4_reassembly.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/vnet/ip/ip4_reassembly.h b/src/vnet/ip/ip4_reassembly.h
index 521ca0f1998..4ceb0ab2409 100644
--- a/src/vnet/ip/ip4_reassembly.h
+++ b/src/vnet/ip/ip4_reassembly.h
@@ -30,12 +30,14 @@
* @brief set ip4 reassembly configuration
*/
vnet_api_error_t ip4_reass_set (u32 timeout_ms, u32 max_reassemblies,
+ u32 max_reassembly_length,
u32 expire_walk_interval_ms);
/**
* @brief get ip4 reassembly configuration
*/
vnet_api_error_t ip4_reass_get (u32 * timeout_ms, u32 * max_reassemblies,
+ u32 * max_reassembly_length,
u32 * expire_walk_interval_ms);
vnet_api_error_t ip4_reass_enable_disable (u32 sw_if_index,