1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
/*
* Copyright (c) 2017 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.
*/
/** \file
This file defines vpe control-plane API messages for
the Linux kernel TAP device driver
*/
option version = "4.0.0";
import "vnet/interface_types.api";
import "vnet/ethernet/ethernet_types.api";
import "vnet/ip/ip_types.api";
enum tap_flags {
TAP_API_FLAG_GSO = 1, /* enable gso on the interface */
TAP_API_FLAG_CSUM_OFFLOAD = 2, /* enable checksum offload without gso on the interface */
TAP_API_FLAG_PERSIST = 4, /* make the interface persistence to exist in linux even vpp crash/restart */
TAP_API_FLAG_ATTACH = 8, /* attach to the existing persistence interface after vpp crash/restart */
TAP_API_FLAG_TUN = 16, /* create TUN interface instead of tap */
TAP_API_FLAG_GRO_COALESCE = 32, /* enable packet coalescing on tx side, provided gso enabled */
};
/** \brief Initialize a new tap interface with the given parameters
@param client_index - opaque cookie to identify the sender
@param context - sender context, to match reply w/ request
@param id - interface id, 0xffffffff means auto
@param use_random_mac - let the system generate a unique mac address
@param mac_address - mac addr to assign to the interface if use_random not set
@param num_rx_queues - number of rx queues
@param tx_ring_sz - the number of entries of TX ring, optional, default is 256 entries, must be power of 2
@param rx_ring_sz - the number of entries of RX ring, optional, default is 256 entries, must be power of 2
@param host_mtu_set - host MTU should be set
@param host_mtu_size - host MTU size
@param host_mac_addr_set - host side interface mac address should be set
@param host_mac_addr - host side interface mac address
@param host_ip4_prefix_set - host IPv4 ip address should be set
@param host_ip4_prefix - host IPv4 ip address
@param host_ip6_prefix_set - host IPv6 ip address should be set
@param host_ip6_prefix - host IPv6 ip address
@param host_ip4_gw_set - host IPv4 default gateway should be set
@param host_ip4_gw - host IPv4 default gateway
@param host_ip6_gw_set - host IPv6 default gateway should be set
@param host_ip6_gw - host IPv6 default gateway
@param tap_flags - flags for the TAP interface creation
@param host_if_name_set - host side interface name should be set
@param host_if_name - host side interface name
@param host_namespace_set - host namespace should be set
@param host_namespace - host namespace to attach interface to
@param host_bridge_set - host bridge should be set
@param host_bridge - host bridge to attach interface to
@param tag - tag
*/
define tap_create_v2
{
u32 client_index;
u32 context;
u32 id [default=0xffffffff];
bool use_random_mac [default=true];
vl_api_mac_address_t mac_address;
u8 num_rx_queues [default=1];
u16 tx_ring_sz [default=256];
u16 rx_ring_sz [default=256];
bool host_mtu_set;
u32 host_mtu_size;
bool host_mac_addr_set;
vl_api_mac_address_t host_mac_addr;
bool host_ip4_prefix_set;
vl_api_ip4_address_with_prefix_t host_ip4_prefix;
bool host_ip6_prefix_set;
vl_api_ip6_address_with_prefix_t host_ip6_prefix;
bool host_ip4_gw_set;
vl_api_ip4_address_t host_ip4_gw;
bool host_ip6_gw_set;
vl_api_ip6_address_t host_ip6_gw;
vl_api_tap_flags_t tap_flags;
bool host_namespace_set;
string host_namespace[64];
bool host_if_name_set;
string host_if_name[64];
bool host_bridge_set;
string host_bridge[64];
string tag[];
};
/** \brief Reply for tap create reply
@param context - returned sender context, to match reply w/ request
@param retval - return code
@param sw_if_index - software index allocated for the new tap interface
*/
define tap_create_v2_reply
{
u32 context;
i32 retval;
vl_api_interface_index_t sw_if_index;
};
/** \brief Delete tap interface
@param client_index - opaque cookie to identify the sender
@param context - sender context, to match reply w/ request
@param sw_if_index - interface index of existing tap interface
*/
autoreply define tap_delete_v2
{
u32 client_index;
u32 context;
vl_api_interface_index_t sw_if_index;
};
/** \brief Dump tap interfaces request
@param sw_if_index - filter by sw_if_index
*/
define sw_interface_tap_v2_dump
{
u32 client_index;
u32 context;
vl_api_interface_index_t sw_if_index [default=0xffffffff];
};
/** \brief Reply for tap dump request
@param sw_if_index - software index of tap interface
@param id - interface id
@param tx_ring_sz - the number of entries of TX ring
@param rx_ring_sz - the number of entries of RX ring
@param host_mtu_size - host mtu size
@param host_mac_addr - mac address assigned to the host side of the interface
@param host_ip4_prefix - host IPv4 ip address
@param host_ip6_prefix - host IPv6 ip address
@param tap_flags - flags for the TAP interface creation
@param dev_name - Linux tap device name
@param host_if_name - host side interface name
@param host_namespace - host namespace the interface is attached into
@param host_bridge - host bridge the interface is attached into
*/
define sw_interface_tap_v2_details
{
u32 context;
u32 sw_if_index;
u32 id;
u16 tx_ring_sz;
u16 rx_ring_sz;
u32 host_mtu_size;
vl_api_mac_address_t host_mac_addr;
vl_api_ip4_address_with_prefix_t host_ip4_prefix;
vl_api_ip6_address_with_prefix_t host_ip6_prefix;
vl_api_tap_flags_t tap_flags;
string dev_name[64];
string host_if_name[64];
string host_namespace[64];
string host_bridge[64];
};
/*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
|
