From 99a57aa5ee15affa9e38595d90971031977e34be Mon Sep 17 00:00:00 2001 From: Tobias Brunner Date: Fri, 11 Mar 2016 18:54:31 +0100 Subject: kernel-net: Let get_nexthop() return an optional interface name The returned name should be the interface over which the destination address/net is reachable. --- src/libcharon/kernel/kernel_interface.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'src/libcharon/kernel/kernel_interface.h') diff --git a/src/libcharon/kernel/kernel_interface.h b/src/libcharon/kernel/kernel_interface.h index 50f6d9829..225b40932 100644 --- a/src/libcharon/kernel/kernel_interface.h +++ b/src/libcharon/kernel/kernel_interface.h @@ -285,10 +285,12 @@ struct kernel_interface_t { * @param dest target destination address * @param prefix prefix length if dest is a subnet, -1 for auto * @param src source address to check, or NULL + * @param[out] iface allocated name of the interface to reach dest, if + * available (optional) * @return next hop address, NULL if unreachable */ host_t* (*get_nexthop)(kernel_interface_t *this, host_t *dest, - int prefix, host_t *src); + int prefix, host_t *src, char **iface); /** * Get the interface name of a local address. Interfaces that are down or -- cgit v1.2.3