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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
commit | b750101eb236130cf056c675997decbac904cc49 (patch) | |
tree | a5df1a06754bdd014cb975c051c83b01c9a97532 /src/network/netdev/macsec.h | |
parent | Initial commit. (diff) | |
download | systemd-upstream.tar.xz systemd-upstream.zip |
Adding upstream version 252.22.upstream/252.22upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/network/netdev/macsec.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/src/network/netdev/macsec.h b/src/network/netdev/macsec.h new file mode 100644 index 0000000..17bb1ca --- /dev/null +++ b/src/network/netdev/macsec.h @@ -0,0 +1,87 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#include <netinet/in.h> +#include <linux/if_macsec.h> + +#include "ether-addr-util.h" +#include "in-addr-util.h" +#include "netdev.h" +#include "networkd-util.h" +#include "sparse-endian.h" + +/* See the definition of MACSEC_NUM_AN in kernel's drivers/net/macsec.c */ +#define MACSEC_MAX_ASSOCIATION_NUMBER 4 + +typedef struct MACsec MACsec; + +typedef union MACsecSCI { + uint64_t as_uint64; + + struct { + struct ether_addr mac; + be16_t port; + } _packed_; +} MACsecSCI; + +assert_cc(sizeof(MACsecSCI) == sizeof(uint64_t)); + +typedef struct SecurityAssociation { + uint8_t association_number; + uint32_t packet_number; + uint8_t key_id[MACSEC_KEYID_LEN]; + uint8_t *key; + uint32_t key_len; + char *key_file; + int activate; + int use_for_encoding; +} SecurityAssociation; + +typedef struct TransmitAssociation { + MACsec *macsec; + ConfigSection *section; + + SecurityAssociation sa; +} TransmitAssociation; + +typedef struct ReceiveAssociation { + MACsec *macsec; + ConfigSection *section; + + MACsecSCI sci; + SecurityAssociation sa; +} ReceiveAssociation; + +typedef struct ReceiveChannel { + MACsec *macsec; + ConfigSection *section; + + MACsecSCI sci; + ReceiveAssociation *rxsa[MACSEC_MAX_ASSOCIATION_NUMBER]; + unsigned n_rxsa; +} ReceiveChannel; + +struct MACsec { + NetDev meta; + + uint16_t port; + int encrypt; + uint8_t encoding_an; + + OrderedHashmap *receive_channels; + OrderedHashmap *receive_channels_by_section; + OrderedHashmap *transmit_associations_by_section; + OrderedHashmap *receive_associations_by_section; +}; + +DEFINE_NETDEV_CAST(MACSEC, MACsec); +extern const NetDevVTable macsec_vtable; + +CONFIG_PARSER_PROTOTYPE(config_parse_macsec_port); +CONFIG_PARSER_PROTOTYPE(config_parse_macsec_hw_address); +CONFIG_PARSER_PROTOTYPE(config_parse_macsec_packet_number); +CONFIG_PARSER_PROTOTYPE(config_parse_macsec_key_id); +CONFIG_PARSER_PROTOTYPE(config_parse_macsec_key); +CONFIG_PARSER_PROTOTYPE(config_parse_macsec_key_file); +CONFIG_PARSER_PROTOTYPE(config_parse_macsec_sa_activate); +CONFIG_PARSER_PROTOTYPE(config_parse_macsec_use_for_encoding); |