FD.io VPP  v18.04-17-g3a0d853
Vector Packet Processing
qos_egress_map.h
Go to the documentation of this file.
1 /*
2  *------------------------------------------------------------------
3  * Copyright (c) 2018 Cisco and/or its affiliates.
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at:
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *------------------------------------------------------------------
16  */
17 
18 /**
19  * A QOS egress map translates from the COS bits stored in the packet's
20  * meta-data into a per-protocol COS value
21  */
22 
23 #ifndef __QOS_EGRESS_MAP_H__
24 #define __QOS_EGRESS_MAP_H__
25 
26 #include <vnet/qos/qos_types.h>
27 #include <vnet/dpo/dpo.h>
28 
29 /**
30  * An attempt at type safety
31  */
33 
34 /**
35  * For a given output source a table maps each value of every input sorce.
36  */
37 typedef struct qos_egress_map_t_
38 {
39  /**
40  * Required for pool_get_aligned
41  */
42  CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
43 
44  /**
45  * The array of output mapped values;
46  * output = eq_qos[input-source][input-value]
47  */
50 
51 extern u8 *format_qos_egress_map (u8 * s, va_list * args);
52 
53 /**
54  * Add a qos-egress map to an interface. If sw_if_index = ~0
55  * then the configuration is for the 'default' table.
56  * If the table is ~0, this is a removal.
57  * the egress mapping is applied. For example, is output is MPLS then
58  * the QoS markings will occur for MPLS pakcets.
59  */
61  qos_source_t input_source,
62  qos_bits_t * values);
64 
65 /**
66  * Get the VPP QoS map index from the user's map-ID
67  */
69 
70 /**
71  * Data-plane functions
72  */
73 
74 /**
75  * Pool from which to allocate map
76  */
78 
79 #endif
80 
81 /*
82  * fd.io coding-style-patch-verification: ON
83  *
84  * Local Variables:
85  * eval: (c-set-style "gnu")
86  * End:
87  */
struct qos_egress_map_t_ qos_egress_map_t
For a given output source a table maps each value of every input sorce.
CLIB_CACHE_LINE_ALIGN_MARK(cacheline0)
Required for pool_get_aligned.
qos_egress_map_t * qem_pool
Data-plane functions.
u32 index_t
A Data-Path Object is an object that represents actions that are applied to packets are they are swit...
Definition: dpo.h:41
u8 * format_qos_egress_map(u8 *s, va_list *args)
void qos_egress_map_delete(qos_egress_map_id_t tid)
enum qos_source_t_ qos_source_t
QoS tyeps.
index_t qos_egress_map_find(qos_egress_map_id_t tid)
Get the VPP QoS map index from the user&#39;s map-ID.
For a given output source a table maps each value of every input sorce.
unsigned int u32
Definition: types.h:88
void qos_egress_map_update(qos_egress_map_id_t tid, qos_source_t input_source, qos_bits_t *values)
Add a qos-egress map to an interface.
unsigned char u8
Definition: types.h:56
qos_bits_t qem_output[QOS_N_SOURCES][256]
The array of output mapped values; output = eq_qos[input-source][input-value].
u8 qos_bits_t
Type, er, safety for us water based entities.
Definition: qos_types.h:68
u32 qos_egress_map_id_t
A QOS egress map translates from the COS bits stored in the packet&#39;s meta-data into a per-protocol CO...
#define QOS_N_SOURCES
The maximum number of sources.
Definition: qos_types.h:45