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authorMartin Willi <martin@revosec.ch>2013-04-20 12:28:05 +0200
committerMartin Willi <martin@revosec.ch>2013-05-06 17:01:13 +0200
commit580b768d03c10f7ce12ebcb4168e58d752b5e0ab (patch)
tree34415ebcd4a2772daae881fbf039806da1c2fe1f /src/libhydra/kernel/kernel_interface.h
parentbd520193a486c6192494f70920702477b843d72e (diff)
downloadstrongswan-580b768d03c10f7ce12ebcb4168e58d752b5e0ab.tar.bz2
strongswan-580b768d03c10f7ce12ebcb4168e58d752b5e0ab.tar.xz
kernel-pfroute: add a feature flag requesting "exclude" routes
If routes installed along with policies covering the peer address affect local IKE/ESP packets, they won't get routed correctly. To work around this issue, the kernel interface can install "exclude" routes for the IKE peer. Not all networking backends require this workaround, hence we export a flag for it if it is required.
Diffstat (limited to 'src/libhydra/kernel/kernel_interface.h')
-rw-r--r--src/libhydra/kernel/kernel_interface.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libhydra/kernel/kernel_interface.h b/src/libhydra/kernel/kernel_interface.h
index f48104322..fd64f50c2 100644
--- a/src/libhydra/kernel/kernel_interface.h
+++ b/src/libhydra/kernel/kernel_interface.h
@@ -65,6 +65,8 @@ typedef enum kernel_feature_t kernel_feature_t;
enum kernel_feature_t {
/** IPsec can process ESPv3 (RFC 4303) TFC padded packets */
KERNEL_ESP_V3_TFC = (1<<0),
+ /** Networking requires an "exclude" route for IKE/ESP packets */
+ KERNEL_REQUIRE_EXCLUDE_ROUTE = (1<<1),
};
/**