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e2be04c7 | 1 | /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ |
dece8d2b SD |
2 | /* |
3 | * include/uapi/linux/if_macsec.h - MACsec device | |
4 | * | |
5 | * Copyright (c) 2015 Sabrina Dubroca <sd@queasysnail.net> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | */ | |
12 | ||
13 | #ifndef _UAPI_MACSEC_H | |
14 | #define _UAPI_MACSEC_H | |
15 | ||
16 | #include <linux/types.h> | |
17 | ||
18 | #define MACSEC_GENL_NAME "macsec" | |
19 | #define MACSEC_GENL_VERSION 1 | |
20 | ||
e8660ded | 21 | #define MACSEC_MAX_KEY_LEN 128 |
dece8d2b | 22 | |
8acca6ac SD |
23 | #define MACSEC_KEYID_LEN 16 |
24 | ||
5d817578 EH |
25 | #define MACSEC_SALT_LEN 12 |
26 | ||
48ef50fa | 27 | /* cipher IDs as per IEEE802.1AE-2018 (Table 14-1) */ |
ccfdec90 FW |
28 | #define MACSEC_CIPHER_ID_GCM_AES_128 0x0080C20001000001ULL |
29 | #define MACSEC_CIPHER_ID_GCM_AES_256 0x0080C20001000002ULL | |
48ef50fa EM |
30 | #define MACSEC_CIPHER_ID_GCM_AES_XPN_128 0x0080C20001000003ULL |
31 | #define MACSEC_CIPHER_ID_GCM_AES_XPN_256 0x0080C20001000004ULL | |
ccfdec90 | 32 | |
ccfdec90 | 33 | /* deprecated cipher ID for GCM-AES-128 */ |
e8660ded SD |
34 | #define MACSEC_DEFAULT_CIPHER_ID 0x0080020001000001ULL |
35 | #define MACSEC_DEFAULT_CIPHER_ALT MACSEC_CIPHER_ID_GCM_AES_128 | |
dece8d2b SD |
36 | |
37 | #define MACSEC_MIN_ICV_LEN 8 | |
38 | #define MACSEC_MAX_ICV_LEN 32 | |
2ccbe2cb DC |
39 | /* upper limit for ICV length as recommended by IEEE802.1AE-2006 */ |
40 | #define MACSEC_STD_ICV_LEN 16 | |
dece8d2b SD |
41 | |
42 | enum macsec_attrs { | |
43 | MACSEC_ATTR_UNSPEC, | |
44 | MACSEC_ATTR_IFINDEX, /* u32, ifindex of the MACsec netdevice */ | |
45 | MACSEC_ATTR_RXSC_CONFIG, /* config, nested macsec_rxsc_attrs */ | |
46 | MACSEC_ATTR_SA_CONFIG, /* config, nested macsec_sa_attrs */ | |
47 | MACSEC_ATTR_SECY, /* dump, nested macsec_secy_attrs */ | |
48 | MACSEC_ATTR_TXSA_LIST, /* dump, nested, macsec_sa_attrs for each TXSA */ | |
49 | MACSEC_ATTR_RXSC_LIST, /* dump, nested, macsec_rxsc_attrs for each RXSC */ | |
50 | MACSEC_ATTR_TXSC_STATS, /* dump, nested, macsec_txsc_stats_attr */ | |
51 | MACSEC_ATTR_SECY_STATS, /* dump, nested, macsec_secy_stats_attr */ | |
dcb780fb | 52 | MACSEC_ATTR_OFFLOAD, /* config, nested, macsec_offload_attrs */ |
dece8d2b SD |
53 | __MACSEC_ATTR_END, |
54 | NUM_MACSEC_ATTR = __MACSEC_ATTR_END, | |
55 | MACSEC_ATTR_MAX = __MACSEC_ATTR_END - 1, | |
56 | }; | |
57 | ||
58 | enum macsec_secy_attrs { | |
59 | MACSEC_SECY_ATTR_UNSPEC, | |
60 | MACSEC_SECY_ATTR_SCI, | |
61 | MACSEC_SECY_ATTR_ENCODING_SA, | |
62 | MACSEC_SECY_ATTR_WINDOW, | |
63 | MACSEC_SECY_ATTR_CIPHER_SUITE, | |
64 | MACSEC_SECY_ATTR_ICV_LEN, | |
65 | MACSEC_SECY_ATTR_PROTECT, | |
66 | MACSEC_SECY_ATTR_REPLAY, | |
67 | MACSEC_SECY_ATTR_OPER, | |
68 | MACSEC_SECY_ATTR_VALIDATE, | |
69 | MACSEC_SECY_ATTR_ENCRYPT, | |
70 | MACSEC_SECY_ATTR_INC_SCI, | |
71 | MACSEC_SECY_ATTR_ES, | |
72 | MACSEC_SECY_ATTR_SCB, | |
f60d94c0 | 73 | MACSEC_SECY_ATTR_PAD, |
dece8d2b SD |
74 | __MACSEC_SECY_ATTR_END, |
75 | NUM_MACSEC_SECY_ATTR = __MACSEC_SECY_ATTR_END, | |
76 | MACSEC_SECY_ATTR_MAX = __MACSEC_SECY_ATTR_END - 1, | |
77 | }; | |
78 | ||
79 | enum macsec_rxsc_attrs { | |
80 | MACSEC_RXSC_ATTR_UNSPEC, | |
81 | MACSEC_RXSC_ATTR_SCI, /* config/dump, u64 */ | |
82 | MACSEC_RXSC_ATTR_ACTIVE, /* config/dump, u8 0..1 */ | |
83 | MACSEC_RXSC_ATTR_SA_LIST, /* dump, nested */ | |
84 | MACSEC_RXSC_ATTR_STATS, /* dump, nested, macsec_rxsc_stats_attr */ | |
f60d94c0 | 85 | MACSEC_RXSC_ATTR_PAD, |
dece8d2b SD |
86 | __MACSEC_RXSC_ATTR_END, |
87 | NUM_MACSEC_RXSC_ATTR = __MACSEC_RXSC_ATTR_END, | |
88 | MACSEC_RXSC_ATTR_MAX = __MACSEC_RXSC_ATTR_END - 1, | |
89 | }; | |
90 | ||
91 | enum macsec_sa_attrs { | |
92 | MACSEC_SA_ATTR_UNSPEC, | |
93 | MACSEC_SA_ATTR_AN, /* config/dump, u8 0..3 */ | |
94 | MACSEC_SA_ATTR_ACTIVE, /* config/dump, u8 0..1 */ | |
48ef50fa | 95 | MACSEC_SA_ATTR_PN, /* config/dump, u32/u64 (u64 if XPN) */ |
dece8d2b | 96 | MACSEC_SA_ATTR_KEY, /* config, data */ |
8acca6ac | 97 | MACSEC_SA_ATTR_KEYID, /* config/dump, 128-bit */ |
dece8d2b | 98 | MACSEC_SA_ATTR_STATS, /* dump, nested, macsec_sa_stats_attr */ |
f60d94c0 | 99 | MACSEC_SA_ATTR_PAD, |
48ef50fa EM |
100 | MACSEC_SA_ATTR_SSCI, /* config/dump, u32 - XPN only */ |
101 | MACSEC_SA_ATTR_SALT, /* config, 96-bit - XPN only */ | |
dece8d2b SD |
102 | __MACSEC_SA_ATTR_END, |
103 | NUM_MACSEC_SA_ATTR = __MACSEC_SA_ATTR_END, | |
104 | MACSEC_SA_ATTR_MAX = __MACSEC_SA_ATTR_END - 1, | |
105 | }; | |
106 | ||
dcb780fb AT |
107 | enum macsec_offload_attrs { |
108 | MACSEC_OFFLOAD_ATTR_UNSPEC, | |
109 | MACSEC_OFFLOAD_ATTR_TYPE, /* config/dump, u8 0..2 */ | |
110 | MACSEC_OFFLOAD_ATTR_PAD, | |
111 | __MACSEC_OFFLOAD_ATTR_END, | |
112 | NUM_MACSEC_OFFLOAD_ATTR = __MACSEC_OFFLOAD_ATTR_END, | |
113 | MACSEC_OFFLOAD_ATTR_MAX = __MACSEC_OFFLOAD_ATTR_END - 1, | |
114 | }; | |
115 | ||
dece8d2b SD |
116 | enum macsec_nl_commands { |
117 | MACSEC_CMD_GET_TXSC, | |
118 | MACSEC_CMD_ADD_RXSC, | |
119 | MACSEC_CMD_DEL_RXSC, | |
120 | MACSEC_CMD_UPD_RXSC, | |
121 | MACSEC_CMD_ADD_TXSA, | |
122 | MACSEC_CMD_DEL_TXSA, | |
123 | MACSEC_CMD_UPD_TXSA, | |
124 | MACSEC_CMD_ADD_RXSA, | |
125 | MACSEC_CMD_DEL_RXSA, | |
126 | MACSEC_CMD_UPD_RXSA, | |
dcb780fb | 127 | MACSEC_CMD_UPD_OFFLOAD, |
dece8d2b SD |
128 | }; |
129 | ||
130 | /* u64 per-RXSC stats */ | |
131 | enum macsec_rxsc_stats_attr { | |
132 | MACSEC_RXSC_STATS_ATTR_UNSPEC, | |
133 | MACSEC_RXSC_STATS_ATTR_IN_OCTETS_VALIDATED, | |
134 | MACSEC_RXSC_STATS_ATTR_IN_OCTETS_DECRYPTED, | |
135 | MACSEC_RXSC_STATS_ATTR_IN_PKTS_UNCHECKED, | |
136 | MACSEC_RXSC_STATS_ATTR_IN_PKTS_DELAYED, | |
137 | MACSEC_RXSC_STATS_ATTR_IN_PKTS_OK, | |
138 | MACSEC_RXSC_STATS_ATTR_IN_PKTS_INVALID, | |
139 | MACSEC_RXSC_STATS_ATTR_IN_PKTS_LATE, | |
140 | MACSEC_RXSC_STATS_ATTR_IN_PKTS_NOT_VALID, | |
141 | MACSEC_RXSC_STATS_ATTR_IN_PKTS_NOT_USING_SA, | |
142 | MACSEC_RXSC_STATS_ATTR_IN_PKTS_UNUSED_SA, | |
f60d94c0 | 143 | MACSEC_RXSC_STATS_ATTR_PAD, |
dece8d2b SD |
144 | __MACSEC_RXSC_STATS_ATTR_END, |
145 | NUM_MACSEC_RXSC_STATS_ATTR = __MACSEC_RXSC_STATS_ATTR_END, | |
146 | MACSEC_RXSC_STATS_ATTR_MAX = __MACSEC_RXSC_STATS_ATTR_END - 1, | |
147 | }; | |
148 | ||
149 | /* u32 per-{RX,TX}SA stats */ | |
150 | enum macsec_sa_stats_attr { | |
151 | MACSEC_SA_STATS_ATTR_UNSPEC, | |
152 | MACSEC_SA_STATS_ATTR_IN_PKTS_OK, | |
153 | MACSEC_SA_STATS_ATTR_IN_PKTS_INVALID, | |
154 | MACSEC_SA_STATS_ATTR_IN_PKTS_NOT_VALID, | |
155 | MACSEC_SA_STATS_ATTR_IN_PKTS_NOT_USING_SA, | |
156 | MACSEC_SA_STATS_ATTR_IN_PKTS_UNUSED_SA, | |
157 | MACSEC_SA_STATS_ATTR_OUT_PKTS_PROTECTED, | |
158 | MACSEC_SA_STATS_ATTR_OUT_PKTS_ENCRYPTED, | |
159 | __MACSEC_SA_STATS_ATTR_END, | |
160 | NUM_MACSEC_SA_STATS_ATTR = __MACSEC_SA_STATS_ATTR_END, | |
161 | MACSEC_SA_STATS_ATTR_MAX = __MACSEC_SA_STATS_ATTR_END - 1, | |
162 | }; | |
163 | ||
164 | /* u64 per-TXSC stats */ | |
165 | enum macsec_txsc_stats_attr { | |
166 | MACSEC_TXSC_STATS_ATTR_UNSPEC, | |
167 | MACSEC_TXSC_STATS_ATTR_OUT_PKTS_PROTECTED, | |
168 | MACSEC_TXSC_STATS_ATTR_OUT_PKTS_ENCRYPTED, | |
169 | MACSEC_TXSC_STATS_ATTR_OUT_OCTETS_PROTECTED, | |
170 | MACSEC_TXSC_STATS_ATTR_OUT_OCTETS_ENCRYPTED, | |
f60d94c0 | 171 | MACSEC_TXSC_STATS_ATTR_PAD, |
dece8d2b SD |
172 | __MACSEC_TXSC_STATS_ATTR_END, |
173 | NUM_MACSEC_TXSC_STATS_ATTR = __MACSEC_TXSC_STATS_ATTR_END, | |
174 | MACSEC_TXSC_STATS_ATTR_MAX = __MACSEC_TXSC_STATS_ATTR_END - 1, | |
175 | }; | |
176 | ||
177 | /* u64 per-SecY stats */ | |
178 | enum macsec_secy_stats_attr { | |
179 | MACSEC_SECY_STATS_ATTR_UNSPEC, | |
180 | MACSEC_SECY_STATS_ATTR_OUT_PKTS_UNTAGGED, | |
181 | MACSEC_SECY_STATS_ATTR_IN_PKTS_UNTAGGED, | |
182 | MACSEC_SECY_STATS_ATTR_OUT_PKTS_TOO_LONG, | |
183 | MACSEC_SECY_STATS_ATTR_IN_PKTS_NO_TAG, | |
184 | MACSEC_SECY_STATS_ATTR_IN_PKTS_BAD_TAG, | |
185 | MACSEC_SECY_STATS_ATTR_IN_PKTS_UNKNOWN_SCI, | |
186 | MACSEC_SECY_STATS_ATTR_IN_PKTS_NO_SCI, | |
187 | MACSEC_SECY_STATS_ATTR_IN_PKTS_OVERRUN, | |
f60d94c0 | 188 | MACSEC_SECY_STATS_ATTR_PAD, |
dece8d2b SD |
189 | __MACSEC_SECY_STATS_ATTR_END, |
190 | NUM_MACSEC_SECY_STATS_ATTR = __MACSEC_SECY_STATS_ATTR_END, | |
191 | MACSEC_SECY_STATS_ATTR_MAX = __MACSEC_SECY_STATS_ATTR_END - 1, | |
192 | }; | |
193 | ||
194 | #endif /* _UAPI_MACSEC_H */ |