From ae48ffb503bce4d78e8549bde2adbdeabb60fe8e Mon Sep 17 00:00:00 2001 From: Adrian Pistol Date: Sun, 14 May 2023 00:00:41 +0200 Subject: mpls: implement state change callbacks There was already a basic type defined, but nothing more. This implements callbacks similar to ip4_enable_disable_interface_callback_t. Type: feature Change-Id: I34fcb146ca68af4eb8cdd244529eb149f884284d Signed-off-by: Adrian Pistol --- src/vnet/mpls/interface.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'src/vnet/mpls/interface.c') diff --git a/src/vnet/mpls/interface.c b/src/vnet/mpls/interface.c index 5e80b9d0532..fd654dca891 100644 --- a/src/vnet/mpls/interface.c +++ b/src/vnet/mpls/interface.c @@ -22,6 +22,14 @@ #include #include +typedef struct +{ + mpls_interface_state_change_function_t *function; + uword function_opaque; +} mpls_interface_state_change_callback_t; + +/** Functions to call when interface becomes MPLS enabled/disabled. */ +static mpls_interface_state_change_callback_t *state_change_callbacks; u8 mpls_sw_interface_is_enabled (u32 sw_if_index) @@ -34,6 +42,17 @@ mpls_sw_interface_is_enabled (u32 sw_if_index) return (mm->mpls_enabled_by_sw_if_index[sw_if_index]); } +void +mpls_interface_state_change_add_callback ( + mpls_interface_state_change_function_t *function, uword opaque) +{ + mpls_interface_state_change_callback_t cb = { + .function = function, + .function_opaque = opaque, + }; + vec_add1 (state_change_callbacks, cb); +} + int mpls_sw_interface_enable_disable (mpls_main_t *mm, u32 sw_if_index, u8 is_enable) @@ -81,6 +100,12 @@ mpls_sw_interface_enable_disable (mpls_main_t *mm, u32 sw_if_index, else if (hi->l3_if_count) hi->l3_if_count--; + { + mpls_interface_state_change_callback_t *cb; + vec_foreach (cb, state_change_callbacks) + cb->function (mm, cb->function_opaque, sw_if_index, is_enable); + } + return (0); } -- cgit 1.2.3-korg