50f0ac0f09
- add to the Punt API to allow different descriptions of the desired packets: UDP or exceptions - move the punt nodes into punt_node.c - improve tests (test that the correct packets are punted to the registered socket) Change-Id: I1a133dec88106874993cba1f5a439cd26b2fef72 Signed-off-by: Neale Ranns <nranns@cisco.com>
106 lines
2.6 KiB
C
106 lines
2.6 KiB
C
/*
|
|
* Copyright (c) 2018 Cisco and/or its affiliates.
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at:
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#ifndef __PUNT_H__
|
|
#define __PUNT_H__
|
|
|
|
#include <vlib/vlib.h>
|
|
|
|
/**
|
|
* The 'syatem' defined punt reasons.
|
|
* Only add to this list reasons defined and used within the vlib subsystem.
|
|
* To define new reasons in e.g. plgins, use punt_reason_alloc()
|
|
*/
|
|
typedef enum vlib_punt_reason_t_
|
|
{
|
|
PUNT_N_REASONS,
|
|
} vlib_punt_reason_t;
|
|
|
|
/**
|
|
* Walk each punt reason
|
|
*/
|
|
typedef int (*punt_reason_walk_cb_t) (vlib_punt_reason_t id,
|
|
const u8 * name, void *ctx);
|
|
|
|
extern void punt_reason_walk (punt_reason_walk_cb_t cb, void *cxt);
|
|
|
|
/**
|
|
* @brief Format a punt reason
|
|
*/
|
|
extern u8 *format_vlib_punt_reason (u8 * s, va_list * args);
|
|
|
|
/**
|
|
* Typedef for a client handle
|
|
*/
|
|
typedef int vlib_punt_hdl_t;
|
|
|
|
/**
|
|
* @brief Register a new clinet
|
|
*
|
|
* @param who - The name of the client
|
|
*
|
|
* @retrun the handle the punt infra allocated for this client that must
|
|
* be used when the client wishes to use the infra
|
|
*/
|
|
vlib_punt_hdl_t vlib_punt_client_register (const char *who);
|
|
|
|
/**
|
|
* Allocate a new punt reason
|
|
*/
|
|
extern int vlib_punt_reason_alloc (vlib_punt_hdl_t client,
|
|
const char *reason_name,
|
|
vlib_punt_reason_t * reason);
|
|
|
|
/**
|
|
* Validate that a punt reason is assigned
|
|
*/
|
|
extern int vlib_punt_reason_validate (vlib_punt_reason_t reason);
|
|
|
|
/**
|
|
* @brief Register a node to receive particular punted buffers
|
|
*
|
|
* @paran client - The registered client registering for the packets
|
|
* @param reason - The reason the packet was punted
|
|
* @param node - The node to which the punted packets will be sent
|
|
*/
|
|
extern int vlib_punt_register (vlib_punt_hdl_t client,
|
|
vlib_punt_reason_t reason, const char *node);
|
|
extern int vlib_punt_unregister (vlib_punt_hdl_t client,
|
|
vlib_punt_reason_t pr, const char *node);
|
|
|
|
/**
|
|
* FOR USE IN THE DP ONLY
|
|
*
|
|
* Arc[s] to follow for each reason
|
|
*/
|
|
extern u16 **punt_dp_db;
|
|
|
|
/**
|
|
* FOR USE IN THE DP ONLY
|
|
*
|
|
* Per-reason counters
|
|
*/
|
|
extern vlib_combined_counter_main_t punt_counters;
|
|
|
|
#endif
|
|
|
|
/*
|
|
* fd.io coding-style-patch-verification: ON
|
|
*
|
|
* Local Variables:
|
|
* eval: (c-set-style "gnu")
|
|
* End:
|
|
*/
|