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
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
/* $OpenBSD: ofp10.h,v 1.2 2016/09/30 12:48:27 reyk Exp $ */
/*
* Copyright (c) 2013-2016 Reyk Floeter <reyk@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _NET_OFP10_H_
#define _NET_OFP10_H_
#include <net/ofp.h>
/* OpenFlow message type */
#define OFP10_T_HELLO 0 /* Hello */
#define OFP10_T_ERROR 1 /* Error */
#define OFP10_T_ECHO_REQUEST 2 /* Echo Request */
#define OFP10_T_ECHO_REPLY 3 /* Echo Reply */
#define OFP10_T_EXPERIMENTER 4 /* Vendor/Experimenter */
#define OFP10_T_FEATURES_REQUEST 5 /* Features Request (switch) */
#define OFP10_T_FEATURES_REPLY 6 /* Features Reply (switch) */
#define OFP10_T_GET_CONFIG_REQUEST 7 /* Get Config Request (switch) */
#define OFP10_T_GET_CONFIG_REPLY 8 /* Get Config Reply (switch) */
#define OFP10_T_SET_CONFIG 9 /* Set Config (switch) */
#define OFP10_T_PACKET_IN 10 /* Packet In (async) */
#define OFP10_T_FLOW_REMOVED 11 /* Flow Removed (async) */
#define OFP10_T_PORT_STATUS 12 /* Port Status (async) */
#define OFP10_T_PACKET_OUT 13 /* Packet Out (controller) */
#define OFP10_T_FLOW_MOD 14 /* Flow Mod (controller) */
#define OFP10_T_PORT_MOD 16 /* Port Mod (controller) */
#define OFP10_T_STATS_REQUEST 17 /* Stats Request */
#define OFP10_T_STATS_REPLY 18 /* Stats Reply */
#define OFP10_T_BARRIER_REQUEST 19 /* Barrier Request */
#define OFP10_T_BARRIER_REPLY 20 /* Barrier Reply */
#define OFP10_T_QUEUE_GET_CONFIG_REQUEST 21 /* Queue Get Config Request */
#define OFP10_T_QUEUE_GET_CONFIG_REPLY 22 /* Queue Get Config Reply */
#define OFP10_T_TYPE_MAX 23
/* Ports */
#define OFP10_PORT_MAX 0xff00 /* Maximum number of physical ports */
#define OFP10_PORT_INPUT 0xfff8 /* Send back to input port */
#define OFP10_PORT_FLOWTABLE 0xfff9 /* Perform actions in flow table */
#define OFP10_PORT_NORMAL 0xfffa /* Let switch decide */
#define OFP10_PORT_FLOOD 0xfffb /* All non-block ports except input */
#define OFP10_PORT_ALL 0xfffc /* All ports except input */
#define OFP10_PORT_CONTROLLER 0xfffd /* Send to controller */
#define OFP10_PORT_LOCAL 0xfffe /* Local virtual OpenFlow port */
#define OFP10_PORT_ANY 0xffff /* No port */
/* Switch port description */
struct ofp10_phy_port {
uint16_t swp_number;
uint8_t swp_macaddr[ETHER_ADDR_LEN];
char swp_name[OFP_IFNAMSIZ];
uint32_t swp_config; /* Configuration flags */
uint32_t swp_state; /* State flags */
uint32_t swp_cur; /* Current features */
uint32_t swp_advertised; /* Advertised by the port */
uint32_t swp_supported; /* Supported by the port */
uint32_t swp_peer; /* Advertised by peer */
};
/* Packet-In Message */
struct ofp10_packet_in {
struct ofp_header pin_oh; /* OpenFlow header */
uint32_t pin_buffer_id;
uint16_t pin_total_len;
uint16_t pin_port;
uint8_t pin_reason;
uint8_t pin_pad;
uint8_t pin_data[0];
} __packed;
/* Actions */
#define OFP10_ACTION_OUTPUT 0 /* Output to switch port */
#define OFP10_ACTION_SET_VLAN_VID 1 /* Set the 802.1q VLAN id */
#define OFP10_ACTION_SET_VLAN_PCP 2 /* Set the 802.1q priority */
#define OFP10_ACTION_STRIP_VLAN 3 /* Strip the 802.1q header */
#define OFP10_ACTION_SET_DL_SRC 4 /* Ethernet src address */
#define OFP10_ACTION_SET_DL_DST 5 /* Ethernet dst address */
#define OFP10_ACTION_SET_NW_SRC 6 /* IP src address */
#define OFP10_ACTION_SET_NW_DST 7 /* IP dst address */
#define OFP10_ACTION_SET_NW_TOS 8 /* IP TOS */
#define OFP10_ACTION_SET_TP_SRC 9 /* TCP/UDP src port */
#define OFP10_ACTION_SET_TP_DST 10 /* TCP/UDP dst port */
#define OFP10_ACTION_ENQUEUE 11 /* Output to queue */
#define OFP10_ACTION_EXPERIMENTER 0xffff /* Vendor-specific action */
/* Output Action */
struct ofp10_action_output {
uint16_t ao_type;
uint16_t ao_len;
uint16_t ao_port;
uint16_t ao_max_len;
} __packed;
/* Packet-Out Message */
struct ofp10_packet_out {
struct ofp_header pout_oh; /* OpenFlow header */
uint32_t pout_buffer_id;
uint16_t pout_port;
uint16_t pout_actions_len;
struct ofp_action_header pout_actions[0];
/* Followed by optional packet data if buffer_id == 0xffffffff */
} __packed;
/* Flow matching wildcards */
#define OFP10_WILDCARD_IN_PORT 0x00000001 /* Switch input port */
#define OFP10_WILDCARD_DL_VLAN 0x00000002 /* VLAN id */
#define OFP10_WILDCARD_DL_SRC 0x00000004 /* Ethernet src address */
#define OFP10_WILDCARD_DL_DST 0x00000008 /* Ethernet dst address */
#define OFP10_WILDCARD_DL_TYPE 0x00000010 /* Ethernet frame type */
#define OFP10_WILDCARD_NW_PROTO 0x00000020 /* IPv4 protocol */
#define OFP10_WILDCARD_TP_SRC 0x00000040 /* TCP/UDP source port */
#define OFP10_WILDCARD_TP_DST 0x00000080 /* TCP/UDP destination port */
#define OFP10_WILDCARD_NW_SRC 0x00003f00 /* IPv4 source address */
#define OFP10_WILDCARD_NW_SRC_S 8
#define OFP10_WILDCARD_NW_DST 0x000fc000 /* IPv4 destination address */
#define OFP10_WILDCARD_NW_DST_S 14
#define OFP10_WILDCARD_DL_VLANPCP 0x00100000 /* VLAN prio */
#define OFP10_WILDCARD_NW_TOS 0x00200000 /* IPv4 ToS/DSCP */
#define OFP10_WILDCARD_MASK 0x003fffff /* All wildcard flags */
/* Flow matching */
struct ofp10_match {
uint32_t m_wildcards; /* Wildcard options */
uint16_t m_in_port; /* Switch port */
uint8_t m_dl_src[ETHER_ADDR_LEN]; /* Ether src addr */
uint8_t m_dl_dst[ETHER_ADDR_LEN]; /* Ether dst addr */
uint16_t m_dl_vlan; /* Input VLAN id */
uint8_t m_dl_vlan_pcp; /* Input VLAN prio */
uint8_t m_pad1[1];
uint16_t m_dl_type; /* Ether type */
uint8_t m_nw_tos; /* IPv4 ToS/DSCP */
uint8_t m_nw_proto; /* IPv4 Proto */
uint8_t m_pad2[2];
uint32_t m_nw_src; /* IPv4 source */
uint32_t m_nw_dst; /* IPv4 destination */
uint16_t m_tp_src; /* TCP/UDP src port */
uint16_t m_tp_dst; /* TCP/UDP dst port */
} __packed;
/* Flow modification message */
struct ofp10_flow_mod {
struct ofp_header fm_oh; /* OpenFlow header */
struct ofp10_match fm_match;
uint64_t fm_cookie;
uint16_t fm_command;
uint16_t fm_idle_timeout;
uint16_t fm_hard_timeout;
uint16_t fm_priority;
uint32_t fm_buffer_id;
uint16_t fm_port;
uint16_t fm_flags;
struct ofp_action_header fm_actions[0];
} __packed;
/* Error types */
#define OFP10_ERRTYPE_HELLO_FAILED 0 /* Hello protocol failed */
#define OFP10_ERRTYPE_BAD_REQUEST 1 /* Request was not understood */
#define OFP10_ERRTYPE_BAD_ACTION 2 /* Error in action */
#define OFP10_ERRTYPE_FLOW_MOD_FAILED 3 /* Problem modifying flow */
#define OFP10_ERRTYPE_PORT_MOD_FAILED 4 /* Port mod request failed */
#define OFP10_ERRTYPE_QUEUE_OP_FAILED 5 /* Queue operation failed */
/* FLOW MOD error codes */
#define OFP10_ERRFLOWMOD_ALL_TABLES_FULL 0 /* Not added, full tables */
#define OFP10_ERRFLOWMOD_OVERLAP 1 /* Overlapping flow */
#define OFP10_ERRFLOWMOD_EPERM 2 /* Permissions error */
#define OFP10_ERRFLOWMOD_BAD_TIMEOUT 3 /* non-zero idle/hardtimeout */
#define OFP10_ERRFLOWMOD_BAD_COMMAND 4 /* Unknown command */
#define OFP10_ERRFLOWMOD_UNSUPPORTED 5 /* Unsupported action list */
#endif /* _NET_OPF_H_ */
|
