| /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| /* PF_KEY user interface, this is defined by rfc2367 so |
| * do not make arbitrary modifications or else this header |
| * file will not be compliant. |
| */ |
| |
| #ifndef _LINUX_PFKEY2_H |
| #define _LINUX_PFKEY2_H |
| |
| #include <linux/types.h> |
| |
| #define PF_KEY_V2 2 |
| #define PFKEYV2_REVISION 199806L |
| |
| struct sadb_msg { |
| __u8 sadb_msg_version; |
| __u8 sadb_msg_type; |
| __u8 sadb_msg_errno; |
| __u8 sadb_msg_satype; |
| __u16 sadb_msg_len; |
| __u16 sadb_msg_reserved; |
| __u32 sadb_msg_seq; |
| __u32 sadb_msg_pid; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_msg) == 16 */ |
| |
| struct sadb_ext { |
| __u16 sadb_ext_len; |
| __u16 sadb_ext_type; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_ext) == 4 */ |
| |
| struct sadb_sa { |
| __u16 sadb_sa_len; |
| __u16 sadb_sa_exttype; |
| __be32 sadb_sa_spi; |
| __u8 sadb_sa_replay; |
| __u8 sadb_sa_state; |
| __u8 sadb_sa_auth; |
| __u8 sadb_sa_encrypt; |
| __u32 sadb_sa_flags; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_sa) == 16 */ |
| |
| struct sadb_lifetime { |
| __u16 sadb_lifetime_len; |
| __u16 sadb_lifetime_exttype; |
| __u32 sadb_lifetime_allocations; |
| __u64 sadb_lifetime_bytes; |
| __u64 sadb_lifetime_addtime; |
| __u64 sadb_lifetime_usetime; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_lifetime) == 32 */ |
| |
| struct sadb_address { |
| __u16 sadb_address_len; |
| __u16 sadb_address_exttype; |
| __u8 sadb_address_proto; |
| __u8 sadb_address_prefixlen; |
| __u16 sadb_address_reserved; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_address) == 8 */ |
| |
| struct sadb_key { |
| __u16 sadb_key_len; |
| __u16 sadb_key_exttype; |
| __u16 sadb_key_bits; |
| __u16 sadb_key_reserved; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_key) == 8 */ |
| |
| struct sadb_ident { |
| __u16 sadb_ident_len; |
| __u16 sadb_ident_exttype; |
| __u16 sadb_ident_type; |
| __u16 sadb_ident_reserved; |
| __u64 sadb_ident_id; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_ident) == 16 */ |
| |
| struct sadb_sens { |
| __u16 sadb_sens_len; |
| __u16 sadb_sens_exttype; |
| __u32 sadb_sens_dpd; |
| __u8 sadb_sens_sens_level; |
| __u8 sadb_sens_sens_len; |
| __u8 sadb_sens_integ_level; |
| __u8 sadb_sens_integ_len; |
| __u32 sadb_sens_reserved; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_sens) == 16 */ |
| |
| /* followed by: |
| __u64 sadb_sens_bitmap[sens_len]; |
| __u64 sadb_integ_bitmap[integ_len]; */ |
| |
| struct sadb_prop { |
| __u16 sadb_prop_len; |
| __u16 sadb_prop_exttype; |
| __u8 sadb_prop_replay; |
| __u8 sadb_prop_reserved[3]; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_prop) == 8 */ |
| |
| /* followed by: |
| struct sadb_comb sadb_combs[(sadb_prop_len + |
| sizeof(__u64) - sizeof(struct sadb_prop)) / |
| sizeof(struct sadb_comb)]; */ |
| |
| struct sadb_comb { |
| __u8 sadb_comb_auth; |
| __u8 sadb_comb_encrypt; |
| __u16 sadb_comb_flags; |
| __u16 sadb_comb_auth_minbits; |
| __u16 sadb_comb_auth_maxbits; |
| __u16 sadb_comb_encrypt_minbits; |
| __u16 sadb_comb_encrypt_maxbits; |
| __u32 sadb_comb_reserved; |
| __u32 sadb_comb_soft_allocations; |
| __u32 sadb_comb_hard_allocations; |
| __u64 sadb_comb_soft_bytes; |
| __u64 sadb_comb_hard_bytes; |
| __u64 sadb_comb_soft_addtime; |
| __u64 sadb_comb_hard_addtime; |
| __u64 sadb_comb_soft_usetime; |
| __u64 sadb_comb_hard_usetime; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_comb) == 72 */ |
| |
| struct sadb_supported { |
| __u16 sadb_supported_len; |
| __u16 sadb_supported_exttype; |
| __u32 sadb_supported_reserved; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_supported) == 8 */ |
| |
| /* followed by: |
| struct sadb_alg sadb_algs[(sadb_supported_len + |
| sizeof(__u64) - sizeof(struct sadb_supported)) / |
| sizeof(struct sadb_alg)]; */ |
| |
| struct sadb_alg { |
| __u8 sadb_alg_id; |
| __u8 sadb_alg_ivlen; |
| __u16 sadb_alg_minbits; |
| __u16 sadb_alg_maxbits; |
| __u16 sadb_alg_reserved; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_alg) == 8 */ |
| |
| struct sadb_spirange { |
| __u16 sadb_spirange_len; |
| __u16 sadb_spirange_exttype; |
| __u32 sadb_spirange_min; |
| __u32 sadb_spirange_max; |
| __u32 sadb_spirange_reserved; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_spirange) == 16 */ |
| |
| struct sadb_x_kmprivate { |
| __u16 sadb_x_kmprivate_len; |
| __u16 sadb_x_kmprivate_exttype; |
| __u32 sadb_x_kmprivate_reserved; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_x_kmprivate) == 8 */ |
| |
| struct sadb_x_sa2 { |
| __u16 sadb_x_sa2_len; |
| __u16 sadb_x_sa2_exttype; |
| __u8 sadb_x_sa2_mode; |
| __u8 sadb_x_sa2_reserved1; |
| __u16 sadb_x_sa2_reserved2; |
| __u32 sadb_x_sa2_sequence; |
| __u32 sadb_x_sa2_reqid; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_x_sa2) == 16 */ |
| |
| struct sadb_x_policy { |
| __u16 sadb_x_policy_len; |
| __u16 sadb_x_policy_exttype; |
| __u16 sadb_x_policy_type; |
| __u8 sadb_x_policy_dir; |
| __u8 sadb_x_policy_reserved; |
| __u32 sadb_x_policy_id; |
| __u32 sadb_x_policy_priority; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_x_policy) == 16 */ |
| |
| struct sadb_x_ipsecrequest { |
| __u16 sadb_x_ipsecrequest_len; |
| __u16 sadb_x_ipsecrequest_proto; |
| __u8 sadb_x_ipsecrequest_mode; |
| __u8 sadb_x_ipsecrequest_level; |
| __u16 sadb_x_ipsecrequest_reserved1; |
| __u32 sadb_x_ipsecrequest_reqid; |
| __u32 sadb_x_ipsecrequest_reserved2; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_x_ipsecrequest) == 16 */ |
| |
| /* This defines the TYPE of Nat Traversal in use. Currently only one |
| * type of NAT-T is supported, draft-ietf-ipsec-udp-encaps-06 |
| */ |
| struct sadb_x_nat_t_type { |
| __u16 sadb_x_nat_t_type_len; |
| __u16 sadb_x_nat_t_type_exttype; |
| __u8 sadb_x_nat_t_type_type; |
| __u8 sadb_x_nat_t_type_reserved[3]; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_x_nat_t_type) == 8 */ |
| |
| /* Pass a NAT Traversal port (Source or Dest port) */ |
| struct sadb_x_nat_t_port { |
| __u16 sadb_x_nat_t_port_len; |
| __u16 sadb_x_nat_t_port_exttype; |
| __be16 sadb_x_nat_t_port_port; |
| __u16 sadb_x_nat_t_port_reserved; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_x_nat_t_port) == 8 */ |
| |
| /* Generic LSM security context */ |
| struct sadb_x_sec_ctx { |
| __u16 sadb_x_sec_len; |
| __u16 sadb_x_sec_exttype; |
| __u8 sadb_x_ctx_alg; /* LSMs: e.g., selinux == 1 */ |
| __u8 sadb_x_ctx_doi; |
| __u16 sadb_x_ctx_len; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_sec_ctx) = 8 */ |
| |
| /* Used by MIGRATE to pass addresses IKE will use to perform |
| * negotiation with the peer */ |
| struct sadb_x_kmaddress { |
| __u16 sadb_x_kmaddress_len; |
| __u16 sadb_x_kmaddress_exttype; |
| __u32 sadb_x_kmaddress_reserved; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_x_kmaddress) == 8 */ |
| |
| /* To specify the SA dump filter */ |
| struct sadb_x_filter { |
| __u16 sadb_x_filter_len; |
| __u16 sadb_x_filter_exttype; |
| __u32 sadb_x_filter_saddr[4]; |
| __u32 sadb_x_filter_daddr[4]; |
| __u16 sadb_x_filter_family; |
| __u8 sadb_x_filter_splen; |
| __u8 sadb_x_filter_dplen; |
| } __attribute__((packed)); |
| /* sizeof(struct sadb_x_filter) == 40 */ |
| |
| /* Message types */ |
| #define SADB_RESERVED 0 |
| #define SADB_GETSPI 1 |
| #define SADB_UPDATE 2 |
| #define SADB_ADD 3 |
| #define SADB_DELETE 4 |
| #define SADB_GET 5 |
| #define SADB_ACQUIRE 6 |
| #define SADB_REGISTER 7 |
| #define SADB_EXPIRE 8 |
| #define SADB_FLUSH 9 |
| #define SADB_DUMP 10 |
| #define SADB_X_PROMISC 11 |
| #define SADB_X_PCHANGE 12 |
| #define SADB_X_SPDUPDATE 13 |
| #define SADB_X_SPDADD 14 |
| #define SADB_X_SPDDELETE 15 |
| #define SADB_X_SPDGET 16 |
| #define SADB_X_SPDACQUIRE 17 |
| #define SADB_X_SPDDUMP 18 |
| #define SADB_X_SPDFLUSH 19 |
| #define SADB_X_SPDSETIDX 20 |
| #define SADB_X_SPDEXPIRE 21 |
| #define SADB_X_SPDDELETE2 22 |
| #define SADB_X_NAT_T_NEW_MAPPING 23 |
| #define SADB_X_MIGRATE 24 |
| #define SADB_MAX 24 |
| |
| /* Security Association flags */ |
| #define SADB_SAFLAGS_PFS 1 |
| #define SADB_SAFLAGS_NOPMTUDISC 0x20000000 |
| #define SADB_SAFLAGS_DECAP_DSCP 0x40000000 |
| #define SADB_SAFLAGS_NOECN 0x80000000 |
| |
| /* Security Association states */ |
| #define SADB_SASTATE_LARVAL 0 |
| #define SADB_SASTATE_MATURE 1 |
| #define SADB_SASTATE_DYING 2 |
| #define SADB_SASTATE_DEAD 3 |
| #define SADB_SASTATE_MAX 3 |
| |
| /* Security Association types */ |
| #define SADB_SATYPE_UNSPEC 0 |
| #define SADB_SATYPE_AH 2 |
| #define SADB_SATYPE_ESP 3 |
| #define SADB_SATYPE_RSVP 5 |
| #define SADB_SATYPE_OSPFV2 6 |
| #define SADB_SATYPE_RIPV2 7 |
| #define SADB_SATYPE_MIP 8 |
| #define SADB_X_SATYPE_IPCOMP 9 |
| #define SADB_SATYPE_MAX 9 |
| |
| /* Authentication algorithms */ |
| #define SADB_AALG_NONE 0 |
| #define SADB_AALG_MD5HMAC 2 |
| #define SADB_AALG_SHA1HMAC 3 |
| #define SADB_X_AALG_SHA2_256HMAC 5 |
| #define SADB_X_AALG_SHA2_384HMAC 6 |
| #define SADB_X_AALG_SHA2_512HMAC 7 |
| #define SADB_X_AALG_RIPEMD160HMAC 8 |
| #define SADB_X_AALG_AES_XCBC_MAC 9 |
| #define SADB_X_AALG_NULL 251 /* kame */ |
| #define SADB_AALG_MAX 251 |
| |
| /* Encryption algorithms */ |
| #define SADB_EALG_NONE 0 |
| #define SADB_EALG_DESCBC 2 |
| #define SADB_EALG_3DESCBC 3 |
| #define SADB_X_EALG_CASTCBC 6 |
| #define SADB_X_EALG_BLOWFISHCBC 7 |
| #define SADB_EALG_NULL 11 |
| #define SADB_X_EALG_AESCBC 12 |
| #define SADB_X_EALG_AESCTR 13 |
| #define SADB_X_EALG_AES_CCM_ICV8 14 |
| #define SADB_X_EALG_AES_CCM_ICV12 15 |
| #define SADB_X_EALG_AES_CCM_ICV16 16 |
| #define SADB_X_EALG_AES_GCM_ICV8 18 |
| #define SADB_X_EALG_AES_GCM_ICV12 19 |
| #define SADB_X_EALG_AES_GCM_ICV16 20 |
| #define SADB_X_EALG_CAMELLIACBC 22 |
| #define SADB_X_EALG_NULL_AES_GMAC 23 |
| #define SADB_EALG_MAX 253 /* last EALG */ |
| /* private allocations should use 249-255 (RFC2407) */ |
| #define SADB_X_EALG_SERPENTCBC 252 /* draft-ietf-ipsec-ciph-aes-cbc-00 */ |
| #define SADB_X_EALG_TWOFISHCBC 253 /* draft-ietf-ipsec-ciph-aes-cbc-00 */ |
| |
| /* Compression algorithms */ |
| #define SADB_X_CALG_NONE 0 |
| #define SADB_X_CALG_OUI 1 |
| #define SADB_X_CALG_DEFLATE 2 |
| #define SADB_X_CALG_LZS 3 |
| #define SADB_X_CALG_LZJH 4 |
| #define SADB_X_CALG_MAX 4 |
| |
| /* Extension Header values */ |
| #define SADB_EXT_RESERVED 0 |
| #define SADB_EXT_SA 1 |
| #define SADB_EXT_LIFETIME_CURRENT 2 |
| #define SADB_EXT_LIFETIME_HARD 3 |
| #define SADB_EXT_LIFETIME_SOFT 4 |
| #define SADB_EXT_ADDRESS_SRC 5 |
| #define SADB_EXT_ADDRESS_DST 6 |
| #define SADB_EXT_ADDRESS_PROXY 7 |
| #define SADB_EXT_KEY_AUTH 8 |
| #define SADB_EXT_KEY_ENCRYPT 9 |
| #define SADB_EXT_IDENTITY_SRC 10 |
| #define SADB_EXT_IDENTITY_DST 11 |
| #define SADB_EXT_SENSITIVITY 12 |
| #define SADB_EXT_PROPOSAL 13 |
| #define SADB_EXT_SUPPORTED_AUTH 14 |
| #define SADB_EXT_SUPPORTED_ENCRYPT 15 |
| #define SADB_EXT_SPIRANGE 16 |
| #define SADB_X_EXT_KMPRIVATE 17 |
| #define SADB_X_EXT_POLICY 18 |
| #define SADB_X_EXT_SA2 19 |
| /* The next four entries are for setting up NAT Traversal */ |
| #define SADB_X_EXT_NAT_T_TYPE 20 |
| #define SADB_X_EXT_NAT_T_SPORT 21 |
| #define SADB_X_EXT_NAT_T_DPORT 22 |
| #define SADB_X_EXT_NAT_T_OA 23 |
| #define SADB_X_EXT_SEC_CTX 24 |
| /* Used with MIGRATE to pass @ to IKE for negotiation */ |
| #define SADB_X_EXT_KMADDRESS 25 |
| #define SADB_X_EXT_FILTER 26 |
| #define SADB_EXT_MAX 26 |
| |
| /* Identity Extension values */ |
| #define SADB_IDENTTYPE_RESERVED 0 |
| #define SADB_IDENTTYPE_PREFIX 1 |
| #define SADB_IDENTTYPE_FQDN 2 |
| #define SADB_IDENTTYPE_USERFQDN 3 |
| #define SADB_IDENTTYPE_MAX 3 |
| |
| #endif /* !(_LINUX_PFKEY2_H) */ |
