4e88e041ad
Added plugin vpp-swan is a plugin that helps offloading Strongswan IPsec ESP process from Linux Kernel to VPP. Type: feature Signed-off-by: Gabriel Oginski <gabrielx.oginski@intel.com> Change-Id: Iec77945892453fac1890d3c49d7d86fc6b09c893
86 lines
2.4 KiB
C
86 lines
2.4 KiB
C
#ifndef KERNEL_VPP_SHARED_H_
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#define KERNEL_VPP_SHARED_H_
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/*
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* Copyright (c) 2022 Intel and/or its affiliates.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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typedef struct vac_t vac_t;
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/**
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* Callback function invoked for received event messages.
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*
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* @param data associated event message, destroyed by VPP API wrapper
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* @param data_len length of the event message
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* @param ctx user data, as passed to register_event
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*/
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typedef void (*event_cb_t) (char *data, int data_len, void *ctx);
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/**
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* Wrapper around VPP binary API client.
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*/
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struct vac_t
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{
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/**
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* Destroy the VPP API client.
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*/
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void (*destroy) (vac_t *this);
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/**
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* Send VPP API message and wait for a reply
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*
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* @param in VPP API message to send
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* @param in_len length of the message to send
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* @param out received VPP API message
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* @param out_len length of the received message
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*/
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status_t (*send) (vac_t *this, char *in, int in_len, char **out,
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int *out_len);
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/**
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* Send VPP API dump message and wait for a reply.
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*
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* @param in VPP API message to send
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* @param in_len length of the message to send
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* @param out received VPP API message
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* @param out_len length of the received message
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*/
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status_t (*send_dump) (vac_t *this, char *in, int in_len, char **out,
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int *out_len);
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/**
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* Register for VPP API event of a given kind.
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*
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* @param in VPP API event message to register
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* @param in_len length of the event message to register
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* @param cb callback function to register
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* @param event_id event ID
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* @param ctx user data passed to callback invocations
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*/
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status_t (*register_event) (vac_t *this, char *in, int in_len, event_cb_t cb,
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uint16_t event_id, void *ctx);
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};
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extern vac_t *vac;
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/**
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* Establishing a binary API connection to VPP.
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*
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* @param name client name
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* @return vac_t instance
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*/
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vac_t *vac_create (char *name);
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#endif /* KERNEL_VPP_SHARED_H_ */
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