src/vnet/qos/qos.api

/* Hey Emacs use -*- mode: 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.
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/** \file

    This file defines QoS record and mark API messages which are generally
    called through a shared memory interface.
*/

option version = "1.0.0";

enum qos_source
{
  QOS_API_SOURCE_EXT = 0,
  QOS_API_SOURCE_VLAN = 1,
  QOS_API_SOURCE_MPLS = 2,
  QOS_API_SOURCE_IP = 3,
};

/** \brief Enable/Disable QoS recording
    The QoS bits from the packet at the specified input layer are copied
    into the packet. Recording should be used in conjunction with marking
    @param sw_if_index - The interface on which recording is enabled.
    @param enable - enable=1 or disable the feature
    @param input_source - The input source/layer at which the QoS bits
                          are copied from the packet. See qos_source_t.
*/
autoreply define qos_record_enable_disable
{
  u32 client_index;
  u32 context;
  u32 sw_if_index;
  vl_api_qos_source_t input_source;
  u8 enable;
};

/** \brief A row within a QoS map
    Each value translates from an input value to an output.
*/
typeonly define qos_egress_map_row
{
  u8  outputs[256];
};

/** \brief Update a QoS Map
    A QoS map, translates from the QoS value in the packet set by the 'record'
    feature, to the value used for output in the 'mark' feature.
    There is one row in the map for each input/record source.
    The MAP is then applied to the egress interface at for a given output source
    @param map_id - client provided identifier for the map
    @param rows - one row (per-input source) of output values
*/
autoreply define qos_egress_map_update
{
  u32 client_index;
  u32 context;
  u32 map_id;
  vl_api_qos_egress_map_row_t rows[4];
};

/** \brief Delete a Qos Map
    @param map_id - ID of the map to delete
*/
autoreply define qos_egress_map_delete
{
  u32 client_index;
  u32 context;
  u32 map_id;
};

/** \brief Enable/Disable QoS marking
    The QoS bits from the packet are mapped (using the desired egress map)
    into the header of the 'output-source'. Marking should be used in
    conjunction with recording
    @param sw_if_index - The interface on which recording is enabled.
    @param enable - enable=1 or disable the feature
    @param output_source - The output source/layer at which the QoS bits
                           are written into the packet. See qos_source_t.
    @param map_id - The ID of the MAP in which the translation from input
                    to output is performed.
*/
autoreply define qos_mark_enable_disable
{
  u32 client_index;
  u32 context;
  u32 map_id;
  u32 sw_if_index;
  vl_api_qos_source_t output_source;
  u8 enable;
};

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