diff options
Diffstat (limited to 'include/linux/xfrm.h')
-rw-r--r-- | include/linux/xfrm.h | 506 |
1 files changed, 0 insertions, 506 deletions
diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h deleted file mode 100644 index 28e493b5b94c..000000000000 --- a/include/linux/xfrm.h +++ /dev/null @@ -1,506 +0,0 @@ -#ifndef _LINUX_XFRM_H -#define _LINUX_XFRM_H - -#include <linux/types.h> - -/* All of the structures in this file may not change size as they are - * passed into the kernel from userspace via netlink sockets. - */ - -/* Structure to encapsulate addresses. I do not want to use - * "standard" structure. My apologies. - */ -typedef union { - __be32 a4; - __be32 a6[4]; -} xfrm_address_t; - -/* Ident of a specific xfrm_state. It is used on input to lookup - * the state by (spi,daddr,ah/esp) or to store information about - * spi, protocol and tunnel address on output. - */ -struct xfrm_id { - xfrm_address_t daddr; - __be32 spi; - __u8 proto; -}; - -struct xfrm_sec_ctx { - __u8 ctx_doi; - __u8 ctx_alg; - __u16 ctx_len; - __u32 ctx_sid; - char ctx_str[0]; -}; - -/* Security Context Domains of Interpretation */ -#define XFRM_SC_DOI_RESERVED 0 -#define XFRM_SC_DOI_LSM 1 - -/* Security Context Algorithms */ -#define XFRM_SC_ALG_RESERVED 0 -#define XFRM_SC_ALG_SELINUX 1 - -/* Selector, used as selector both on policy rules (SPD) and SAs. */ - -struct xfrm_selector { - xfrm_address_t daddr; - xfrm_address_t saddr; - __be16 dport; - __be16 dport_mask; - __be16 sport; - __be16 sport_mask; - __u16 family; - __u8 prefixlen_d; - __u8 prefixlen_s; - __u8 proto; - int ifindex; - __kernel_uid32_t user; -}; - -#define XFRM_INF (~(__u64)0) - -struct xfrm_lifetime_cfg { - __u64 soft_byte_limit; - __u64 hard_byte_limit; - __u64 soft_packet_limit; - __u64 hard_packet_limit; - __u64 soft_add_expires_seconds; - __u64 hard_add_expires_seconds; - __u64 soft_use_expires_seconds; - __u64 hard_use_expires_seconds; -}; - -struct xfrm_lifetime_cur { - __u64 bytes; - __u64 packets; - __u64 add_time; - __u64 use_time; -}; - -struct xfrm_replay_state { - __u32 oseq; - __u32 seq; - __u32 bitmap; -}; - -#define XFRMA_REPLAY_ESN_MAX 4096 - -struct xfrm_replay_state_esn { - unsigned int bmp_len; - __u32 oseq; - __u32 seq; - __u32 oseq_hi; - __u32 seq_hi; - __u32 replay_window; - __u32 bmp[0]; -}; - -struct xfrm_algo { - char alg_name[64]; - unsigned int alg_key_len; /* in bits */ - char alg_key[0]; -}; - -struct xfrm_algo_auth { - char alg_name[64]; - unsigned int alg_key_len; /* in bits */ - unsigned int alg_trunc_len; /* in bits */ - char alg_key[0]; -}; - -struct xfrm_algo_aead { - char alg_name[64]; - unsigned int alg_key_len; /* in bits */ - unsigned int alg_icv_len; /* in bits */ - char alg_key[0]; -}; - -struct xfrm_stats { - __u32 replay_window; - __u32 replay; - __u32 integrity_failed; -}; - -enum { - XFRM_POLICY_TYPE_MAIN = 0, - XFRM_POLICY_TYPE_SUB = 1, - XFRM_POLICY_TYPE_MAX = 2, - XFRM_POLICY_TYPE_ANY = 255 -}; - -enum { - XFRM_POLICY_IN = 0, - XFRM_POLICY_OUT = 1, - XFRM_POLICY_FWD = 2, - XFRM_POLICY_MASK = 3, - XFRM_POLICY_MAX = 3 -}; - -enum { - XFRM_SHARE_ANY, /* No limitations */ - XFRM_SHARE_SESSION, /* For this session only */ - XFRM_SHARE_USER, /* For this user only */ - XFRM_SHARE_UNIQUE /* Use once */ -}; - -#define XFRM_MODE_TRANSPORT 0 -#define XFRM_MODE_TUNNEL 1 -#define XFRM_MODE_ROUTEOPTIMIZATION 2 -#define XFRM_MODE_IN_TRIGGER 3 -#define XFRM_MODE_BEET 4 -#define XFRM_MODE_MAX 5 - -/* Netlink configuration messages. */ -enum { - XFRM_MSG_BASE = 0x10, - - XFRM_MSG_NEWSA = 0x10, -#define XFRM_MSG_NEWSA XFRM_MSG_NEWSA - XFRM_MSG_DELSA, -#define XFRM_MSG_DELSA XFRM_MSG_DELSA - XFRM_MSG_GETSA, -#define XFRM_MSG_GETSA XFRM_MSG_GETSA - - XFRM_MSG_NEWPOLICY, -#define XFRM_MSG_NEWPOLICY XFRM_MSG_NEWPOLICY - XFRM_MSG_DELPOLICY, -#define XFRM_MSG_DELPOLICY XFRM_MSG_DELPOLICY - XFRM_MSG_GETPOLICY, -#define XFRM_MSG_GETPOLICY XFRM_MSG_GETPOLICY - - XFRM_MSG_ALLOCSPI, -#define XFRM_MSG_ALLOCSPI XFRM_MSG_ALLOCSPI - XFRM_MSG_ACQUIRE, -#define XFRM_MSG_ACQUIRE XFRM_MSG_ACQUIRE - XFRM_MSG_EXPIRE, -#define XFRM_MSG_EXPIRE XFRM_MSG_EXPIRE - - XFRM_MSG_UPDPOLICY, -#define XFRM_MSG_UPDPOLICY XFRM_MSG_UPDPOLICY - XFRM_MSG_UPDSA, -#define XFRM_MSG_UPDSA XFRM_MSG_UPDSA - - XFRM_MSG_POLEXPIRE, -#define XFRM_MSG_POLEXPIRE XFRM_MSG_POLEXPIRE - - XFRM_MSG_FLUSHSA, -#define XFRM_MSG_FLUSHSA XFRM_MSG_FLUSHSA - XFRM_MSG_FLUSHPOLICY, -#define XFRM_MSG_FLUSHPOLICY XFRM_MSG_FLUSHPOLICY - - XFRM_MSG_NEWAE, -#define XFRM_MSG_NEWAE XFRM_MSG_NEWAE - XFRM_MSG_GETAE, -#define XFRM_MSG_GETAE XFRM_MSG_GETAE - - XFRM_MSG_REPORT, -#define XFRM_MSG_REPORT XFRM_MSG_REPORT - - XFRM_MSG_MIGRATE, -#define XFRM_MSG_MIGRATE XFRM_MSG_MIGRATE - - XFRM_MSG_NEWSADINFO, -#define XFRM_MSG_NEWSADINFO XFRM_MSG_NEWSADINFO - XFRM_MSG_GETSADINFO, -#define XFRM_MSG_GETSADINFO XFRM_MSG_GETSADINFO - - XFRM_MSG_NEWSPDINFO, -#define XFRM_MSG_NEWSPDINFO XFRM_MSG_NEWSPDINFO - XFRM_MSG_GETSPDINFO, -#define XFRM_MSG_GETSPDINFO XFRM_MSG_GETSPDINFO - - XFRM_MSG_MAPPING, -#define XFRM_MSG_MAPPING XFRM_MSG_MAPPING - __XFRM_MSG_MAX -}; -#define XFRM_MSG_MAX (__XFRM_MSG_MAX - 1) - -#define XFRM_NR_MSGTYPES (XFRM_MSG_MAX + 1 - XFRM_MSG_BASE) - -/* - * Generic LSM security context for comunicating to user space - * NOTE: Same format as sadb_x_sec_ctx - */ -struct xfrm_user_sec_ctx { - __u16 len; - __u16 exttype; - __u8 ctx_alg; /* LSMs: e.g., selinux == 1 */ - __u8 ctx_doi; - __u16 ctx_len; -}; - -struct xfrm_user_tmpl { - struct xfrm_id id; - __u16 family; - xfrm_address_t saddr; - __u32 reqid; - __u8 mode; - __u8 share; - __u8 optional; - __u32 aalgos; - __u32 ealgos; - __u32 calgos; -}; - -struct xfrm_encap_tmpl { - __u16 encap_type; - __be16 encap_sport; - __be16 encap_dport; - xfrm_address_t encap_oa; -}; - -/* AEVENT flags */ -enum xfrm_ae_ftype_t { - XFRM_AE_UNSPEC, - XFRM_AE_RTHR=1, /* replay threshold*/ - XFRM_AE_RVAL=2, /* replay value */ - XFRM_AE_LVAL=4, /* lifetime value */ - XFRM_AE_ETHR=8, /* expiry timer threshold */ - XFRM_AE_CR=16, /* Event cause is replay update */ - XFRM_AE_CE=32, /* Event cause is timer expiry */ - XFRM_AE_CU=64, /* Event cause is policy update */ - __XFRM_AE_MAX - -#define XFRM_AE_MAX (__XFRM_AE_MAX - 1) -}; - -struct xfrm_userpolicy_type { - __u8 type; - __u16 reserved1; - __u8 reserved2; -}; - -/* Netlink message attributes. */ -enum xfrm_attr_type_t { - XFRMA_UNSPEC, - XFRMA_ALG_AUTH, /* struct xfrm_algo */ - XFRMA_ALG_CRYPT, /* struct xfrm_algo */ - XFRMA_ALG_COMP, /* struct xfrm_algo */ - XFRMA_ENCAP, /* struct xfrm_algo + struct xfrm_encap_tmpl */ - XFRMA_TMPL, /* 1 or more struct xfrm_user_tmpl */ - XFRMA_SA, /* struct xfrm_usersa_info */ - XFRMA_POLICY, /*struct xfrm_userpolicy_info */ - XFRMA_SEC_CTX, /* struct xfrm_sec_ctx */ - XFRMA_LTIME_VAL, - XFRMA_REPLAY_VAL, - XFRMA_REPLAY_THRESH, - XFRMA_ETIMER_THRESH, - XFRMA_SRCADDR, /* xfrm_address_t */ - XFRMA_COADDR, /* xfrm_address_t */ - XFRMA_LASTUSED, /* unsigned long */ - XFRMA_POLICY_TYPE, /* struct xfrm_userpolicy_type */ - XFRMA_MIGRATE, - XFRMA_ALG_AEAD, /* struct xfrm_algo_aead */ - XFRMA_KMADDRESS, /* struct xfrm_user_kmaddress */ - XFRMA_ALG_AUTH_TRUNC, /* struct xfrm_algo_auth */ - XFRMA_MARK, /* struct xfrm_mark */ - XFRMA_TFCPAD, /* __u32 */ - XFRMA_REPLAY_ESN_VAL, /* struct xfrm_replay_esn */ - __XFRMA_MAX - -#define XFRMA_MAX (__XFRMA_MAX - 1) -}; - -struct xfrm_mark { - __u32 v; /* value */ - __u32 m; /* mask */ -}; - -enum xfrm_sadattr_type_t { - XFRMA_SAD_UNSPEC, - XFRMA_SAD_CNT, - XFRMA_SAD_HINFO, - __XFRMA_SAD_MAX - -#define XFRMA_SAD_MAX (__XFRMA_SAD_MAX - 1) -}; - -struct xfrmu_sadhinfo { - __u32 sadhcnt; /* current hash bkts */ - __u32 sadhmcnt; /* max allowed hash bkts */ -}; - -enum xfrm_spdattr_type_t { - XFRMA_SPD_UNSPEC, - XFRMA_SPD_INFO, - XFRMA_SPD_HINFO, - __XFRMA_SPD_MAX - -#define XFRMA_SPD_MAX (__XFRMA_SPD_MAX - 1) -}; - -struct xfrmu_spdinfo { - __u32 incnt; - __u32 outcnt; - __u32 fwdcnt; - __u32 inscnt; - __u32 outscnt; - __u32 fwdscnt; -}; - -struct xfrmu_spdhinfo { - __u32 spdhcnt; - __u32 spdhmcnt; -}; - -struct xfrm_usersa_info { - struct xfrm_selector sel; - struct xfrm_id id; - xfrm_address_t saddr; - struct xfrm_lifetime_cfg lft; - struct xfrm_lifetime_cur curlft; - struct xfrm_stats stats; - __u32 seq; - __u32 reqid; - __u16 family; - __u8 mode; /* XFRM_MODE_xxx */ - __u8 replay_window; - __u8 flags; -#define XFRM_STATE_NOECN 1 -#define XFRM_STATE_DECAP_DSCP 2 -#define XFRM_STATE_NOPMTUDISC 4 -#define XFRM_STATE_WILDRECV 8 -#define XFRM_STATE_ICMP 16 -#define XFRM_STATE_AF_UNSPEC 32 -#define XFRM_STATE_ALIGN4 64 -#define XFRM_STATE_ESN 128 -}; - -struct xfrm_usersa_id { - xfrm_address_t daddr; - __be32 spi; - __u16 family; - __u8 proto; -}; - -struct xfrm_aevent_id { - struct xfrm_usersa_id sa_id; - xfrm_address_t saddr; - __u32 flags; - __u32 reqid; -}; - -struct xfrm_userspi_info { - struct xfrm_usersa_info info; - __u32 min; - __u32 max; -}; - -struct xfrm_userpolicy_info { - struct xfrm_selector sel; - struct xfrm_lifetime_cfg lft; - struct xfrm_lifetime_cur curlft; - __u32 priority; - __u32 index; - __u8 dir; - __u8 action; -#define XFRM_POLICY_ALLOW 0 -#define XFRM_POLICY_BLOCK 1 - __u8 flags; -#define XFRM_POLICY_LOCALOK 1 /* Allow user to override global policy */ - /* Automatically expand selector to include matching ICMP payloads. */ -#define XFRM_POLICY_ICMP 2 - __u8 share; -}; - -struct xfrm_userpolicy_id { - struct xfrm_selector sel; - __u32 index; - __u8 dir; -}; - -struct xfrm_user_acquire { - struct xfrm_id id; - xfrm_address_t saddr; - struct xfrm_selector sel; - struct xfrm_userpolicy_info policy; - __u32 aalgos; - __u32 ealgos; - __u32 calgos; - __u32 seq; -}; - -struct xfrm_user_expire { - struct xfrm_usersa_info state; - __u8 hard; -}; - -struct xfrm_user_polexpire { - struct xfrm_userpolicy_info pol; - __u8 hard; -}; - -struct xfrm_usersa_flush { - __u8 proto; -}; - -struct xfrm_user_report { - __u8 proto; - struct xfrm_selector sel; -}; - -/* Used by MIGRATE to pass addresses IKE should use to perform - * SA negotiation with the peer */ -struct xfrm_user_kmaddress { - xfrm_address_t local; - xfrm_address_t remote; - __u32 reserved; - __u16 family; -}; - -struct xfrm_user_migrate { - xfrm_address_t old_daddr; - xfrm_address_t old_saddr; - xfrm_address_t new_daddr; - xfrm_address_t new_saddr; - __u8 proto; - __u8 mode; - __u16 reserved; - __u32 reqid; - __u16 old_family; - __u16 new_family; -}; - -struct xfrm_user_mapping { - struct xfrm_usersa_id id; - __u32 reqid; - xfrm_address_t old_saddr; - xfrm_address_t new_saddr; - __be16 old_sport; - __be16 new_sport; -}; - -#ifndef __KERNEL__ -/* backwards compatibility for userspace */ -#define XFRMGRP_ACQUIRE 1 -#define XFRMGRP_EXPIRE 2 -#define XFRMGRP_SA 4 -#define XFRMGRP_POLICY 8 -#define XFRMGRP_REPORT 0x20 -#endif - -enum xfrm_nlgroups { - XFRMNLGRP_NONE, -#define XFRMNLGRP_NONE XFRMNLGRP_NONE - XFRMNLGRP_ACQUIRE, -#define XFRMNLGRP_ACQUIRE XFRMNLGRP_ACQUIRE - XFRMNLGRP_EXPIRE, -#define XFRMNLGRP_EXPIRE XFRMNLGRP_EXPIRE - XFRMNLGRP_SA, -#define XFRMNLGRP_SA XFRMNLGRP_SA - XFRMNLGRP_POLICY, -#define XFRMNLGRP_POLICY XFRMNLGRP_POLICY - XFRMNLGRP_AEVENTS, -#define XFRMNLGRP_AEVENTS XFRMNLGRP_AEVENTS - XFRMNLGRP_REPORT, -#define XFRMNLGRP_REPORT XFRMNLGRP_REPORT - XFRMNLGRP_MIGRATE, -#define XFRMNLGRP_MIGRATE XFRMNLGRP_MIGRATE - XFRMNLGRP_MAPPING, -#define XFRMNLGRP_MAPPING XFRMNLGRP_MAPPING - __XFRMNLGRP_MAX -}; -#define XFRMNLGRP_MAX (__XFRMNLGRP_MAX - 1) - -#endif /* _LINUX_XFRM_H */ |