MTU: Setting of MTU on software interface (instead of hardware interface)

[vpp.git] / src / vnet / interface_funcs.h

diff --git a/src/vnet/interface_funcs.h b/src/vnet/interface_funcs.h
index ab808df..42b69bd 100644 (file)
--- a/src/vnet/interface_funcs.h
+++ b/src/vnet/interface_funcs.h
@@ -73,7 +73,8 @@ always_inline vnet_sw_interface_t *
 vnet_get_sup_sw_interface (vnet_main_t * vnm, u32 sw_if_index)
 {
   vnet_sw_interface_t *sw = vnet_get_sw_interface (vnm, sw_if_index);
-  if (sw->type == VNET_SW_INTERFACE_TYPE_SUB)
+  if (sw->type == VNET_SW_INTERFACE_TYPE_SUB ||
+      sw->type == VNET_SW_INTERFACE_TYPE_P2P)
     sw = vnet_get_sw_interface (vnm, sw->sup_sw_if_index);
   return sw;
 }
@@ -86,6 +87,15 @@ vnet_get_sup_hw_interface (vnet_main_t * vnm, u32 sw_if_index)
   return vnet_get_hw_interface (vnm, sw->hw_if_index);
 }
 
+always_inline vnet_hw_interface_t *
+vnet_get_sw_hw_interface (vnet_main_t * vnm, u32 sw_if_index)
+{
+  vnet_sw_interface_t *sw = vnet_get_sw_interface (vnm, sw_if_index);
+  if (sw->type == VNET_SW_INTERFACE_TYPE_HARDWARE)
+    return vnet_get_hw_interface (vnm, sw->hw_if_index);
+  return vnet_get_sup_hw_interface (vnm, sw_if_index);
+}
+
 always_inline vnet_hw_interface_class_t *
 vnet_get_hw_interface_class (vnet_main_t * vnm, u32 hw_class_index)
 {
@@ -159,6 +169,14 @@ u32 vnet_register_interface (vnet_main_t * vnm,
                             u32 dev_instance,
                             u32 hw_class_index, u32 hw_instance);
 
+/**
+ * Set interface output node - for interface registered without its output/tx
+ * nodes created because its VNET_DEVICE_CLASS did not specify any tx_function.
+ * This is typically the case for tunnel interfaces.
+ */
+void vnet_set_interface_output_node (vnet_main_t * vnm,
+                                    u32 hw_if_index, u32 node_index);
+
 /* Creates a software interface given template. */
 clib_error_t *vnet_create_sw_interface (vnet_main_t * vnm,
                                        vnet_sw_interface_t * template,
@@ -183,26 +201,38 @@ vnet_sw_interface_is_admin_up (vnet_main_t * vnm, u32 sw_if_index)
 }
 
 always_inline uword
-vnet_hw_interface_get_flags (vnet_main_t * vnm, u32 hw_if_index)
+vnet_swif_is_api_visible (vnet_sw_interface_t * si)
 {
-  vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index);
-  return hw->flags;
+  return !(si->flags & VNET_SW_INTERFACE_FLAG_HIDDEN);
 }
 
 always_inline uword
-vnet_hw_interface_get_mtu (vnet_main_t * vnm, u32 hw_if_index,
-                          vlib_rx_or_tx_t dir)
+vnet_sw_interface_is_api_visible (vnet_main_t * vnm, u32 sw_if_index)
+{
+  vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index);
+  return vnet_swif_is_api_visible (si);
+}
+
+always_inline uword
+vnet_sw_interface_is_api_valid (vnet_main_t * vnm, u32 sw_if_index)
+{
+  return !pool_is_free_index (vnm->interface_main.sw_interfaces, sw_if_index)
+    && vnet_sw_interface_is_api_visible (vnm, sw_if_index);
+}
+
+always_inline uword
+vnet_hw_interface_get_flags (vnet_main_t * vnm, u32 hw_if_index)
 {
   vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index);
-  return hw->max_l3_packet_bytes[dir];
+  return hw->flags;
 }
 
 always_inline uword
 vnet_sw_interface_get_mtu (vnet_main_t * vnm, u32 sw_if_index,
                           vlib_rx_or_tx_t dir)
 {
-  vnet_hw_interface_t *hw = vnet_get_sup_hw_interface (vnm, sw_if_index);
-  return (hw->max_l3_packet_bytes[dir]);
+  vnet_sw_interface_t *sw = vnet_get_sw_interface (vnm, sw_if_index);
+  return (sw->max_l3_packet_bytes[dir]);
 }
 
 always_inline uword
@@ -216,7 +246,7 @@ always_inline vlib_frame_t *
 vnet_get_frame_to_sw_interface (vnet_main_t * vnm, u32 sw_if_index)
 {
   vnet_hw_interface_t *hw = vnet_get_sup_hw_interface (vnm, sw_if_index);
-  return vlib_get_frame_to_node (vnm->vlib_main, hw->output_node_index);
+  return vlib_get_frame_to_node (vlib_get_main (), hw->output_node_index);
 }
 
 always_inline void
@@ -224,7 +254,7 @@ vnet_put_frame_to_sw_interface (vnet_main_t * vnm, u32 sw_if_index,
                                vlib_frame_t * f)
 {
   vnet_hw_interface_t *hw = vnet_get_sup_hw_interface (vnm, sw_if_index);
-  return vlib_put_frame_to_node (vnm->vlib_main, hw->output_node_index, f);
+  return vlib_put_frame_to_node (vlib_get_main (), hw->output_node_index, f);
 }
 
 /* Change interface flags (e.g. up, down, enable, disable). */
@@ -253,10 +283,29 @@ clib_error_t *vnet_rename_interface (vnet_main_t * vnm, u32 hw_if_index,
 /* Change interface mac address*/
 clib_error_t *vnet_hw_interface_change_mac_address (vnet_main_t * vnm,
                                                    u32 hw_if_index,
-                                                   u64 mac_address);
+                                                   u8 * mac_address);
+
+/* Change rx-mode */
+clib_error_t *set_hw_interface_change_rx_mode (vnet_main_t * vnm,
+                                              u32 hw_if_index,
+                                              u8 queue_id_valid,
+                                              u32 queue_id,
+                                              vnet_hw_interface_rx_mode
+                                              mode);
+
+/* Set the MTU on the SW interface */
+int vnet_sw_interface_set_mtu (vnet_main_t * vnm, u32 sw_if_index, u32 mtu);
+
+/* update the unnumbered state of an interface */
+void vnet_sw_interface_update_unnumbered (u32 sw_if_index,
+                                         u32 ip_sw_if_index, u8 enable);
+
+int vnet_sw_interface_stats_collect_enable_disable (u32 sw_if_index,
+                                                   u8 enable);
 
 /* Formats sw/hw interface. */
 format_function_t format_vnet_hw_interface;
+format_function_t format_vnet_hw_interface_rx_mode;
 format_function_t format_vnet_sw_interface;
 format_function_t format_vnet_sw_interface_name;
 format_function_t format_vnet_sw_interface_name_override;
@@ -280,9 +329,8 @@ typedef struct
   u32 is_deleted;
 } vnet_interface_output_runtime_t;
 
-/* Interface output functions. */
+/* Interface output function. */
 void *vnet_interface_output_node_multiarch_select (void);
-void *vnet_interface_output_node_flatten_multiarch_select (void);
 
 word vnet_sw_interface_compare (vnet_main_t * vnm, uword sw_if_index0,
                                uword sw_if_index1);