1e2be04c7SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ 2dece8d2bSSabrina Dubroca /* 3dece8d2bSSabrina Dubroca * include/uapi/linux/if_macsec.h - MACsec device 4dece8d2bSSabrina Dubroca * 5dece8d2bSSabrina Dubroca * Copyright (c) 2015 Sabrina Dubroca <sd@queasysnail.net> 6dece8d2bSSabrina Dubroca * 7dece8d2bSSabrina Dubroca * This program is free software; you can redistribute it and/or modify 8dece8d2bSSabrina Dubroca * it under the terms of the GNU General Public License as published by 9dece8d2bSSabrina Dubroca * the Free Software Foundation; either version 2 of the License, or 10dece8d2bSSabrina Dubroca * (at your option) any later version. 11dece8d2bSSabrina Dubroca */ 12dece8d2bSSabrina Dubroca 13dece8d2bSSabrina Dubroca #ifndef _UAPI_MACSEC_H 14dece8d2bSSabrina Dubroca #define _UAPI_MACSEC_H 15dece8d2bSSabrina Dubroca 16dece8d2bSSabrina Dubroca #include <linux/types.h> 17dece8d2bSSabrina Dubroca 18dece8d2bSSabrina Dubroca #define MACSEC_GENL_NAME "macsec" 19dece8d2bSSabrina Dubroca #define MACSEC_GENL_VERSION 1 20dece8d2bSSabrina Dubroca 21e8660dedSSabrina Dubroca #define MACSEC_MAX_KEY_LEN 128 22dece8d2bSSabrina Dubroca 238acca6acSSabrina Dubroca #define MACSEC_KEYID_LEN 16 248acca6acSSabrina Dubroca 25*5d817578SEmeel Hakim #define MACSEC_SALT_LEN 12 26*5d817578SEmeel Hakim 2748ef50faSEra Mayflower /* cipher IDs as per IEEE802.1AE-2018 (Table 14-1) */ 28ccfdec90SFelix Walter #define MACSEC_CIPHER_ID_GCM_AES_128 0x0080C20001000001ULL 29ccfdec90SFelix Walter #define MACSEC_CIPHER_ID_GCM_AES_256 0x0080C20001000002ULL 3048ef50faSEra Mayflower #define MACSEC_CIPHER_ID_GCM_AES_XPN_128 0x0080C20001000003ULL 3148ef50faSEra Mayflower #define MACSEC_CIPHER_ID_GCM_AES_XPN_256 0x0080C20001000004ULL 32ccfdec90SFelix Walter 33ccfdec90SFelix Walter /* deprecated cipher ID for GCM-AES-128 */ 34e8660dedSSabrina Dubroca #define MACSEC_DEFAULT_CIPHER_ID 0x0080020001000001ULL 35e8660dedSSabrina Dubroca #define MACSEC_DEFAULT_CIPHER_ALT MACSEC_CIPHER_ID_GCM_AES_128 36dece8d2bSSabrina Dubroca 37dece8d2bSSabrina Dubroca #define MACSEC_MIN_ICV_LEN 8 38dece8d2bSSabrina Dubroca #define MACSEC_MAX_ICV_LEN 32 392ccbe2cbSDavide Caratti /* upper limit for ICV length as recommended by IEEE802.1AE-2006 */ 402ccbe2cbSDavide Caratti #define MACSEC_STD_ICV_LEN 16 41dece8d2bSSabrina Dubroca 42dece8d2bSSabrina Dubroca enum macsec_attrs { 43dece8d2bSSabrina Dubroca MACSEC_ATTR_UNSPEC, 44dece8d2bSSabrina Dubroca MACSEC_ATTR_IFINDEX, /* u32, ifindex of the MACsec netdevice */ 45dece8d2bSSabrina Dubroca MACSEC_ATTR_RXSC_CONFIG, /* config, nested macsec_rxsc_attrs */ 46dece8d2bSSabrina Dubroca MACSEC_ATTR_SA_CONFIG, /* config, nested macsec_sa_attrs */ 47dece8d2bSSabrina Dubroca MACSEC_ATTR_SECY, /* dump, nested macsec_secy_attrs */ 48dece8d2bSSabrina Dubroca MACSEC_ATTR_TXSA_LIST, /* dump, nested, macsec_sa_attrs for each TXSA */ 49dece8d2bSSabrina Dubroca MACSEC_ATTR_RXSC_LIST, /* dump, nested, macsec_rxsc_attrs for each RXSC */ 50dece8d2bSSabrina Dubroca MACSEC_ATTR_TXSC_STATS, /* dump, nested, macsec_txsc_stats_attr */ 51dece8d2bSSabrina Dubroca MACSEC_ATTR_SECY_STATS, /* dump, nested, macsec_secy_stats_attr */ 52dcb780fbSAntoine Tenart MACSEC_ATTR_OFFLOAD, /* config, nested, macsec_offload_attrs */ 53dece8d2bSSabrina Dubroca __MACSEC_ATTR_END, 54dece8d2bSSabrina Dubroca NUM_MACSEC_ATTR = __MACSEC_ATTR_END, 55dece8d2bSSabrina Dubroca MACSEC_ATTR_MAX = __MACSEC_ATTR_END - 1, 56dece8d2bSSabrina Dubroca }; 57dece8d2bSSabrina Dubroca 58dece8d2bSSabrina Dubroca enum macsec_secy_attrs { 59dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_UNSPEC, 60dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_SCI, 61dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_ENCODING_SA, 62dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_WINDOW, 63dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_CIPHER_SUITE, 64dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_ICV_LEN, 65dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_PROTECT, 66dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_REPLAY, 67dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_OPER, 68dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_VALIDATE, 69dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_ENCRYPT, 70dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_INC_SCI, 71dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_ES, 72dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_SCB, 73f60d94c0SNicolas Dichtel MACSEC_SECY_ATTR_PAD, 74dece8d2bSSabrina Dubroca __MACSEC_SECY_ATTR_END, 75dece8d2bSSabrina Dubroca NUM_MACSEC_SECY_ATTR = __MACSEC_SECY_ATTR_END, 76dece8d2bSSabrina Dubroca MACSEC_SECY_ATTR_MAX = __MACSEC_SECY_ATTR_END - 1, 77dece8d2bSSabrina Dubroca }; 78dece8d2bSSabrina Dubroca 79dece8d2bSSabrina Dubroca enum macsec_rxsc_attrs { 80dece8d2bSSabrina Dubroca MACSEC_RXSC_ATTR_UNSPEC, 81dece8d2bSSabrina Dubroca MACSEC_RXSC_ATTR_SCI, /* config/dump, u64 */ 82dece8d2bSSabrina Dubroca MACSEC_RXSC_ATTR_ACTIVE, /* config/dump, u8 0..1 */ 83dece8d2bSSabrina Dubroca MACSEC_RXSC_ATTR_SA_LIST, /* dump, nested */ 84dece8d2bSSabrina Dubroca MACSEC_RXSC_ATTR_STATS, /* dump, nested, macsec_rxsc_stats_attr */ 85f60d94c0SNicolas Dichtel MACSEC_RXSC_ATTR_PAD, 86dece8d2bSSabrina Dubroca __MACSEC_RXSC_ATTR_END, 87dece8d2bSSabrina Dubroca NUM_MACSEC_RXSC_ATTR = __MACSEC_RXSC_ATTR_END, 88dece8d2bSSabrina Dubroca MACSEC_RXSC_ATTR_MAX = __MACSEC_RXSC_ATTR_END - 1, 89dece8d2bSSabrina Dubroca }; 90dece8d2bSSabrina Dubroca 91dece8d2bSSabrina Dubroca enum macsec_sa_attrs { 92dece8d2bSSabrina Dubroca MACSEC_SA_ATTR_UNSPEC, 93dece8d2bSSabrina Dubroca MACSEC_SA_ATTR_AN, /* config/dump, u8 0..3 */ 94dece8d2bSSabrina Dubroca MACSEC_SA_ATTR_ACTIVE, /* config/dump, u8 0..1 */ 9548ef50faSEra Mayflower MACSEC_SA_ATTR_PN, /* config/dump, u32/u64 (u64 if XPN) */ 96dece8d2bSSabrina Dubroca MACSEC_SA_ATTR_KEY, /* config, data */ 978acca6acSSabrina Dubroca MACSEC_SA_ATTR_KEYID, /* config/dump, 128-bit */ 98dece8d2bSSabrina Dubroca MACSEC_SA_ATTR_STATS, /* dump, nested, macsec_sa_stats_attr */ 99f60d94c0SNicolas Dichtel MACSEC_SA_ATTR_PAD, 10048ef50faSEra Mayflower MACSEC_SA_ATTR_SSCI, /* config/dump, u32 - XPN only */ 10148ef50faSEra Mayflower MACSEC_SA_ATTR_SALT, /* config, 96-bit - XPN only */ 102dece8d2bSSabrina Dubroca __MACSEC_SA_ATTR_END, 103dece8d2bSSabrina Dubroca NUM_MACSEC_SA_ATTR = __MACSEC_SA_ATTR_END, 104dece8d2bSSabrina Dubroca MACSEC_SA_ATTR_MAX = __MACSEC_SA_ATTR_END - 1, 105dece8d2bSSabrina Dubroca }; 106dece8d2bSSabrina Dubroca 107dcb780fbSAntoine Tenart enum macsec_offload_attrs { 108dcb780fbSAntoine Tenart MACSEC_OFFLOAD_ATTR_UNSPEC, 109dcb780fbSAntoine Tenart MACSEC_OFFLOAD_ATTR_TYPE, /* config/dump, u8 0..2 */ 110dcb780fbSAntoine Tenart MACSEC_OFFLOAD_ATTR_PAD, 111dcb780fbSAntoine Tenart __MACSEC_OFFLOAD_ATTR_END, 112dcb780fbSAntoine Tenart NUM_MACSEC_OFFLOAD_ATTR = __MACSEC_OFFLOAD_ATTR_END, 113dcb780fbSAntoine Tenart MACSEC_OFFLOAD_ATTR_MAX = __MACSEC_OFFLOAD_ATTR_END - 1, 114dcb780fbSAntoine Tenart }; 115dcb780fbSAntoine Tenart 116dece8d2bSSabrina Dubroca enum macsec_nl_commands { 117dece8d2bSSabrina Dubroca MACSEC_CMD_GET_TXSC, 118dece8d2bSSabrina Dubroca MACSEC_CMD_ADD_RXSC, 119dece8d2bSSabrina Dubroca MACSEC_CMD_DEL_RXSC, 120dece8d2bSSabrina Dubroca MACSEC_CMD_UPD_RXSC, 121dece8d2bSSabrina Dubroca MACSEC_CMD_ADD_TXSA, 122dece8d2bSSabrina Dubroca MACSEC_CMD_DEL_TXSA, 123dece8d2bSSabrina Dubroca MACSEC_CMD_UPD_TXSA, 124dece8d2bSSabrina Dubroca MACSEC_CMD_ADD_RXSA, 125dece8d2bSSabrina Dubroca MACSEC_CMD_DEL_RXSA, 126dece8d2bSSabrina Dubroca MACSEC_CMD_UPD_RXSA, 127dcb780fbSAntoine Tenart MACSEC_CMD_UPD_OFFLOAD, 128dece8d2bSSabrina Dubroca }; 129dece8d2bSSabrina Dubroca 130dece8d2bSSabrina Dubroca /* u64 per-RXSC stats */ 131dece8d2bSSabrina Dubroca enum macsec_rxsc_stats_attr { 132dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_UNSPEC, 133dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_IN_OCTETS_VALIDATED, 134dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_IN_OCTETS_DECRYPTED, 135dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_IN_PKTS_UNCHECKED, 136dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_IN_PKTS_DELAYED, 137dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_IN_PKTS_OK, 138dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_IN_PKTS_INVALID, 139dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_IN_PKTS_LATE, 140dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_IN_PKTS_NOT_VALID, 141dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_IN_PKTS_NOT_USING_SA, 142dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_IN_PKTS_UNUSED_SA, 143f60d94c0SNicolas Dichtel MACSEC_RXSC_STATS_ATTR_PAD, 144dece8d2bSSabrina Dubroca __MACSEC_RXSC_STATS_ATTR_END, 145dece8d2bSSabrina Dubroca NUM_MACSEC_RXSC_STATS_ATTR = __MACSEC_RXSC_STATS_ATTR_END, 146dece8d2bSSabrina Dubroca MACSEC_RXSC_STATS_ATTR_MAX = __MACSEC_RXSC_STATS_ATTR_END - 1, 147dece8d2bSSabrina Dubroca }; 148dece8d2bSSabrina Dubroca 149dece8d2bSSabrina Dubroca /* u32 per-{RX,TX}SA stats */ 150dece8d2bSSabrina Dubroca enum macsec_sa_stats_attr { 151dece8d2bSSabrina Dubroca MACSEC_SA_STATS_ATTR_UNSPEC, 152dece8d2bSSabrina Dubroca MACSEC_SA_STATS_ATTR_IN_PKTS_OK, 153dece8d2bSSabrina Dubroca MACSEC_SA_STATS_ATTR_IN_PKTS_INVALID, 154dece8d2bSSabrina Dubroca MACSEC_SA_STATS_ATTR_IN_PKTS_NOT_VALID, 155dece8d2bSSabrina Dubroca MACSEC_SA_STATS_ATTR_IN_PKTS_NOT_USING_SA, 156dece8d2bSSabrina Dubroca MACSEC_SA_STATS_ATTR_IN_PKTS_UNUSED_SA, 157dece8d2bSSabrina Dubroca MACSEC_SA_STATS_ATTR_OUT_PKTS_PROTECTED, 158dece8d2bSSabrina Dubroca MACSEC_SA_STATS_ATTR_OUT_PKTS_ENCRYPTED, 159dece8d2bSSabrina Dubroca __MACSEC_SA_STATS_ATTR_END, 160dece8d2bSSabrina Dubroca NUM_MACSEC_SA_STATS_ATTR = __MACSEC_SA_STATS_ATTR_END, 161dece8d2bSSabrina Dubroca MACSEC_SA_STATS_ATTR_MAX = __MACSEC_SA_STATS_ATTR_END - 1, 162dece8d2bSSabrina Dubroca }; 163dece8d2bSSabrina Dubroca 164dece8d2bSSabrina Dubroca /* u64 per-TXSC stats */ 165dece8d2bSSabrina Dubroca enum macsec_txsc_stats_attr { 166dece8d2bSSabrina Dubroca MACSEC_TXSC_STATS_ATTR_UNSPEC, 167dece8d2bSSabrina Dubroca MACSEC_TXSC_STATS_ATTR_OUT_PKTS_PROTECTED, 168dece8d2bSSabrina Dubroca MACSEC_TXSC_STATS_ATTR_OUT_PKTS_ENCRYPTED, 169dece8d2bSSabrina Dubroca MACSEC_TXSC_STATS_ATTR_OUT_OCTETS_PROTECTED, 170dece8d2bSSabrina Dubroca MACSEC_TXSC_STATS_ATTR_OUT_OCTETS_ENCRYPTED, 171f60d94c0SNicolas Dichtel MACSEC_TXSC_STATS_ATTR_PAD, 172dece8d2bSSabrina Dubroca __MACSEC_TXSC_STATS_ATTR_END, 173dece8d2bSSabrina Dubroca NUM_MACSEC_TXSC_STATS_ATTR = __MACSEC_TXSC_STATS_ATTR_END, 174dece8d2bSSabrina Dubroca MACSEC_TXSC_STATS_ATTR_MAX = __MACSEC_TXSC_STATS_ATTR_END - 1, 175dece8d2bSSabrina Dubroca }; 176dece8d2bSSabrina Dubroca 177dece8d2bSSabrina Dubroca /* u64 per-SecY stats */ 178dece8d2bSSabrina Dubroca enum macsec_secy_stats_attr { 179dece8d2bSSabrina Dubroca MACSEC_SECY_STATS_ATTR_UNSPEC, 180dece8d2bSSabrina Dubroca MACSEC_SECY_STATS_ATTR_OUT_PKTS_UNTAGGED, 181dece8d2bSSabrina Dubroca MACSEC_SECY_STATS_ATTR_IN_PKTS_UNTAGGED, 182dece8d2bSSabrina Dubroca MACSEC_SECY_STATS_ATTR_OUT_PKTS_TOO_LONG, 183dece8d2bSSabrina Dubroca MACSEC_SECY_STATS_ATTR_IN_PKTS_NO_TAG, 184dece8d2bSSabrina Dubroca MACSEC_SECY_STATS_ATTR_IN_PKTS_BAD_TAG, 185dece8d2bSSabrina Dubroca MACSEC_SECY_STATS_ATTR_IN_PKTS_UNKNOWN_SCI, 186dece8d2bSSabrina Dubroca MACSEC_SECY_STATS_ATTR_IN_PKTS_NO_SCI, 187dece8d2bSSabrina Dubroca MACSEC_SECY_STATS_ATTR_IN_PKTS_OVERRUN, 188f60d94c0SNicolas Dichtel MACSEC_SECY_STATS_ATTR_PAD, 189dece8d2bSSabrina Dubroca __MACSEC_SECY_STATS_ATTR_END, 190dece8d2bSSabrina Dubroca NUM_MACSEC_SECY_STATS_ATTR = __MACSEC_SECY_STATS_ATTR_END, 191dece8d2bSSabrina Dubroca MACSEC_SECY_STATS_ATTR_MAX = __MACSEC_SECY_STATS_ATTR_END - 1, 192dece8d2bSSabrina Dubroca }; 193dece8d2bSSabrina Dubroca 194dece8d2bSSabrina Dubroca #endif /* _UAPI_MACSEC_H */ 195