diff options
Diffstat (limited to 'include/linux/pfkeyv2.h')
| -rw-r--r-- | include/linux/pfkeyv2.h | 370 |
1 files changed, 370 insertions, 0 deletions
diff --git a/include/linux/pfkeyv2.h b/include/linux/pfkeyv2.h new file mode 100644 index 00000000..0b80c806 --- /dev/null +++ b/include/linux/pfkeyv2.h @@ -0,0 +1,370 @@ +/* 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 */ + +/* 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_EXT_MAX 25 + +/* 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) */ |