|  | /* 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_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) */ |