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https://github.com/edk2-porting/linux-next.git
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405137d16f
The below patch allows IPsec to use CTR mode with AES encryption algorithm. Tested this using setkey in ipsec-tools. Signed-off-by: Joy Latten <latten@austin.ibm.com> Acked-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
359 lines
9.9 KiB
C
359 lines
9.9 KiB
C
/* PF_KEY user interface, this is defined by rfc2367 so
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* do not make arbitrary modifications or else this header
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* file will not be compliant.
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*/
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#ifndef _LINUX_PFKEY2_H
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#define _LINUX_PFKEY2_H
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#include <linux/types.h>
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#define PF_KEY_V2 2
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#define PFKEYV2_REVISION 199806L
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struct sadb_msg {
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uint8_t sadb_msg_version;
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uint8_t sadb_msg_type;
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uint8_t sadb_msg_errno;
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uint8_t sadb_msg_satype;
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uint16_t sadb_msg_len;
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uint16_t sadb_msg_reserved;
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uint32_t sadb_msg_seq;
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uint32_t sadb_msg_pid;
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} __attribute__((packed));
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/* sizeof(struct sadb_msg) == 16 */
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struct sadb_ext {
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uint16_t sadb_ext_len;
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uint16_t sadb_ext_type;
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} __attribute__((packed));
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/* sizeof(struct sadb_ext) == 4 */
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struct sadb_sa {
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uint16_t sadb_sa_len;
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uint16_t sadb_sa_exttype;
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__be32 sadb_sa_spi;
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uint8_t sadb_sa_replay;
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uint8_t sadb_sa_state;
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uint8_t sadb_sa_auth;
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uint8_t sadb_sa_encrypt;
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uint32_t sadb_sa_flags;
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} __attribute__((packed));
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/* sizeof(struct sadb_sa) == 16 */
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struct sadb_lifetime {
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uint16_t sadb_lifetime_len;
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uint16_t sadb_lifetime_exttype;
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uint32_t sadb_lifetime_allocations;
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uint64_t sadb_lifetime_bytes;
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uint64_t sadb_lifetime_addtime;
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uint64_t sadb_lifetime_usetime;
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} __attribute__((packed));
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/* sizeof(struct sadb_lifetime) == 32 */
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struct sadb_address {
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uint16_t sadb_address_len;
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uint16_t sadb_address_exttype;
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uint8_t sadb_address_proto;
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uint8_t sadb_address_prefixlen;
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uint16_t sadb_address_reserved;
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} __attribute__((packed));
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/* sizeof(struct sadb_address) == 8 */
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struct sadb_key {
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uint16_t sadb_key_len;
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uint16_t sadb_key_exttype;
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uint16_t sadb_key_bits;
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uint16_t sadb_key_reserved;
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} __attribute__((packed));
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/* sizeof(struct sadb_key) == 8 */
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struct sadb_ident {
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uint16_t sadb_ident_len;
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uint16_t sadb_ident_exttype;
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uint16_t sadb_ident_type;
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uint16_t sadb_ident_reserved;
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uint64_t sadb_ident_id;
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} __attribute__((packed));
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/* sizeof(struct sadb_ident) == 16 */
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struct sadb_sens {
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uint16_t sadb_sens_len;
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uint16_t sadb_sens_exttype;
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uint32_t sadb_sens_dpd;
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uint8_t sadb_sens_sens_level;
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uint8_t sadb_sens_sens_len;
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uint8_t sadb_sens_integ_level;
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uint8_t sadb_sens_integ_len;
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uint32_t sadb_sens_reserved;
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} __attribute__((packed));
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/* sizeof(struct sadb_sens) == 16 */
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/* followed by:
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uint64_t sadb_sens_bitmap[sens_len];
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uint64_t sadb_integ_bitmap[integ_len]; */
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struct sadb_prop {
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uint16_t sadb_prop_len;
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uint16_t sadb_prop_exttype;
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uint8_t sadb_prop_replay;
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uint8_t sadb_prop_reserved[3];
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} __attribute__((packed));
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/* sizeof(struct sadb_prop) == 8 */
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/* followed by:
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struct sadb_comb sadb_combs[(sadb_prop_len +
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sizeof(uint64_t) - sizeof(struct sadb_prop)) /
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sizeof(struct sadb_comb)]; */
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struct sadb_comb {
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uint8_t sadb_comb_auth;
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uint8_t sadb_comb_encrypt;
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uint16_t sadb_comb_flags;
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uint16_t sadb_comb_auth_minbits;
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uint16_t sadb_comb_auth_maxbits;
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uint16_t sadb_comb_encrypt_minbits;
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uint16_t sadb_comb_encrypt_maxbits;
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uint32_t sadb_comb_reserved;
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uint32_t sadb_comb_soft_allocations;
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uint32_t sadb_comb_hard_allocations;
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uint64_t sadb_comb_soft_bytes;
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uint64_t sadb_comb_hard_bytes;
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uint64_t sadb_comb_soft_addtime;
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uint64_t sadb_comb_hard_addtime;
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uint64_t sadb_comb_soft_usetime;
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uint64_t sadb_comb_hard_usetime;
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} __attribute__((packed));
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/* sizeof(struct sadb_comb) == 72 */
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struct sadb_supported {
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uint16_t sadb_supported_len;
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uint16_t sadb_supported_exttype;
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uint32_t sadb_supported_reserved;
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} __attribute__((packed));
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/* sizeof(struct sadb_supported) == 8 */
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/* followed by:
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struct sadb_alg sadb_algs[(sadb_supported_len +
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sizeof(uint64_t) - sizeof(struct sadb_supported)) /
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sizeof(struct sadb_alg)]; */
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struct sadb_alg {
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uint8_t sadb_alg_id;
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uint8_t sadb_alg_ivlen;
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uint16_t sadb_alg_minbits;
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uint16_t sadb_alg_maxbits;
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uint16_t sadb_alg_reserved;
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} __attribute__((packed));
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/* sizeof(struct sadb_alg) == 8 */
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struct sadb_spirange {
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uint16_t sadb_spirange_len;
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uint16_t sadb_spirange_exttype;
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uint32_t sadb_spirange_min;
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uint32_t sadb_spirange_max;
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uint32_t sadb_spirange_reserved;
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} __attribute__((packed));
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/* sizeof(struct sadb_spirange) == 16 */
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struct sadb_x_kmprivate {
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uint16_t sadb_x_kmprivate_len;
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uint16_t sadb_x_kmprivate_exttype;
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uint32_t sadb_x_kmprivate_reserved;
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} __attribute__((packed));
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/* sizeof(struct sadb_x_kmprivate) == 8 */
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struct sadb_x_sa2 {
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uint16_t sadb_x_sa2_len;
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uint16_t sadb_x_sa2_exttype;
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uint8_t sadb_x_sa2_mode;
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uint8_t sadb_x_sa2_reserved1;
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uint16_t sadb_x_sa2_reserved2;
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uint32_t sadb_x_sa2_sequence;
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uint32_t sadb_x_sa2_reqid;
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} __attribute__((packed));
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/* sizeof(struct sadb_x_sa2) == 16 */
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struct sadb_x_policy {
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uint16_t sadb_x_policy_len;
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uint16_t sadb_x_policy_exttype;
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uint16_t sadb_x_policy_type;
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uint8_t sadb_x_policy_dir;
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uint8_t sadb_x_policy_reserved;
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uint32_t sadb_x_policy_id;
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uint32_t sadb_x_policy_priority;
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} __attribute__((packed));
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/* sizeof(struct sadb_x_policy) == 16 */
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struct sadb_x_ipsecrequest {
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uint16_t sadb_x_ipsecrequest_len;
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uint16_t sadb_x_ipsecrequest_proto;
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uint8_t sadb_x_ipsecrequest_mode;
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uint8_t sadb_x_ipsecrequest_level;
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uint16_t sadb_x_ipsecrequest_reserved1;
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uint32_t sadb_x_ipsecrequest_reqid;
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uint32_t sadb_x_ipsecrequest_reserved2;
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} __attribute__((packed));
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/* sizeof(struct sadb_x_ipsecrequest) == 16 */
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/* This defines the TYPE of Nat Traversal in use. Currently only one
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* type of NAT-T is supported, draft-ietf-ipsec-udp-encaps-06
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*/
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struct sadb_x_nat_t_type {
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uint16_t sadb_x_nat_t_type_len;
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uint16_t sadb_x_nat_t_type_exttype;
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uint8_t sadb_x_nat_t_type_type;
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uint8_t sadb_x_nat_t_type_reserved[3];
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} __attribute__((packed));
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/* sizeof(struct sadb_x_nat_t_type) == 8 */
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/* Pass a NAT Traversal port (Source or Dest port) */
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struct sadb_x_nat_t_port {
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uint16_t sadb_x_nat_t_port_len;
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uint16_t sadb_x_nat_t_port_exttype;
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__be16 sadb_x_nat_t_port_port;
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uint16_t sadb_x_nat_t_port_reserved;
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} __attribute__((packed));
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/* sizeof(struct sadb_x_nat_t_port) == 8 */
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/* Generic LSM security context */
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struct sadb_x_sec_ctx {
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uint16_t sadb_x_sec_len;
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uint16_t sadb_x_sec_exttype;
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uint8_t sadb_x_ctx_alg; /* LSMs: e.g., selinux == 1 */
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uint8_t sadb_x_ctx_doi;
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uint16_t sadb_x_ctx_len;
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} __attribute__((packed));
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/* sizeof(struct sadb_sec_ctx) = 8 */
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/* Message types */
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#define SADB_RESERVED 0
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#define SADB_GETSPI 1
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#define SADB_UPDATE 2
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#define SADB_ADD 3
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#define SADB_DELETE 4
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#define SADB_GET 5
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#define SADB_ACQUIRE 6
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#define SADB_REGISTER 7
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#define SADB_EXPIRE 8
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#define SADB_FLUSH 9
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#define SADB_DUMP 10
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#define SADB_X_PROMISC 11
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#define SADB_X_PCHANGE 12
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#define SADB_X_SPDUPDATE 13
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#define SADB_X_SPDADD 14
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#define SADB_X_SPDDELETE 15
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#define SADB_X_SPDGET 16
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#define SADB_X_SPDACQUIRE 17
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#define SADB_X_SPDDUMP 18
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#define SADB_X_SPDFLUSH 19
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#define SADB_X_SPDSETIDX 20
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#define SADB_X_SPDEXPIRE 21
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#define SADB_X_SPDDELETE2 22
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#define SADB_X_NAT_T_NEW_MAPPING 23
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#define SADB_X_MIGRATE 24
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#define SADB_MAX 24
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/* Security Association flags */
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#define SADB_SAFLAGS_PFS 1
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#define SADB_SAFLAGS_NOPMTUDISC 0x20000000
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#define SADB_SAFLAGS_DECAP_DSCP 0x40000000
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#define SADB_SAFLAGS_NOECN 0x80000000
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/* Security Association states */
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#define SADB_SASTATE_LARVAL 0
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#define SADB_SASTATE_MATURE 1
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#define SADB_SASTATE_DYING 2
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#define SADB_SASTATE_DEAD 3
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#define SADB_SASTATE_MAX 3
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/* Security Association types */
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#define SADB_SATYPE_UNSPEC 0
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#define SADB_SATYPE_AH 2
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#define SADB_SATYPE_ESP 3
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#define SADB_SATYPE_RSVP 5
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#define SADB_SATYPE_OSPFV2 6
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#define SADB_SATYPE_RIPV2 7
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#define SADB_SATYPE_MIP 8
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#define SADB_X_SATYPE_IPCOMP 9
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#define SADB_SATYPE_MAX 9
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/* Authentication algorithms */
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#define SADB_AALG_NONE 0
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#define SADB_AALG_MD5HMAC 2
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#define SADB_AALG_SHA1HMAC 3
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#define SADB_X_AALG_SHA2_256HMAC 5
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#define SADB_X_AALG_SHA2_384HMAC 6
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#define SADB_X_AALG_SHA2_512HMAC 7
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#define SADB_X_AALG_RIPEMD160HMAC 8
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#define SADB_X_AALG_AES_XCBC_MAC 9
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#define SADB_X_AALG_NULL 251 /* kame */
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#define SADB_AALG_MAX 251
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/* Encryption algorithms */
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#define SADB_EALG_NONE 0
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#define SADB_EALG_DESCBC 2
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#define SADB_EALG_3DESCBC 3
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#define SADB_X_EALG_CASTCBC 6
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#define SADB_X_EALG_BLOWFISHCBC 7
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#define SADB_EALG_NULL 11
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#define SADB_X_EALG_AESCBC 12
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#define SADB_X_EALG_AESCTR 13
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#define SADB_X_EALG_AES_CCM_ICV8 14
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#define SADB_X_EALG_AES_CCM_ICV12 15
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#define SADB_X_EALG_AES_CCM_ICV16 16
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#define SADB_X_EALG_AES_GCM_ICV8 18
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#define SADB_X_EALG_AES_GCM_ICV12 19
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#define SADB_X_EALG_AES_GCM_ICV16 20
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#define SADB_X_EALG_CAMELLIACBC 22
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#define SADB_EALG_MAX 253 /* last EALG */
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/* private allocations should use 249-255 (RFC2407) */
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#define SADB_X_EALG_SERPENTCBC 252 /* draft-ietf-ipsec-ciph-aes-cbc-00 */
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#define SADB_X_EALG_TWOFISHCBC 253 /* draft-ietf-ipsec-ciph-aes-cbc-00 */
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/* Compression algorithms */
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#define SADB_X_CALG_NONE 0
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#define SADB_X_CALG_OUI 1
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#define SADB_X_CALG_DEFLATE 2
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#define SADB_X_CALG_LZS 3
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#define SADB_X_CALG_LZJH 4
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#define SADB_X_CALG_MAX 4
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/* Extension Header values */
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#define SADB_EXT_RESERVED 0
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#define SADB_EXT_SA 1
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#define SADB_EXT_LIFETIME_CURRENT 2
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#define SADB_EXT_LIFETIME_HARD 3
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#define SADB_EXT_LIFETIME_SOFT 4
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#define SADB_EXT_ADDRESS_SRC 5
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#define SADB_EXT_ADDRESS_DST 6
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#define SADB_EXT_ADDRESS_PROXY 7
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#define SADB_EXT_KEY_AUTH 8
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#define SADB_EXT_KEY_ENCRYPT 9
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#define SADB_EXT_IDENTITY_SRC 10
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#define SADB_EXT_IDENTITY_DST 11
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#define SADB_EXT_SENSITIVITY 12
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#define SADB_EXT_PROPOSAL 13
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#define SADB_EXT_SUPPORTED_AUTH 14
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#define SADB_EXT_SUPPORTED_ENCRYPT 15
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#define SADB_EXT_SPIRANGE 16
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#define SADB_X_EXT_KMPRIVATE 17
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#define SADB_X_EXT_POLICY 18
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#define SADB_X_EXT_SA2 19
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/* The next four entries are for setting up NAT Traversal */
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#define SADB_X_EXT_NAT_T_TYPE 20
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#define SADB_X_EXT_NAT_T_SPORT 21
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#define SADB_X_EXT_NAT_T_DPORT 22
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#define SADB_X_EXT_NAT_T_OA 23
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#define SADB_X_EXT_SEC_CTX 24
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#define SADB_EXT_MAX 24
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/* Identity Extension values */
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#define SADB_IDENTTYPE_RESERVED 0
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#define SADB_IDENTTYPE_PREFIX 1
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#define SADB_IDENTTYPE_FQDN 2
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#define SADB_IDENTTYPE_USERFQDN 3
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#define SADB_IDENTTYPE_MAX 3
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#endif /* !(_LINUX_PFKEY2_H) */
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