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/*
* Copyright (c) 2015 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __included_ikev2_h__
#define __included_ikev2_h__
#include <vnet/vnet.h>
#include <vnet/ip/ip.h>
#include <vppinfra/error.h>
#define IKEV2_NONCE_SIZE 32
#define IKEV2_KEY_PAD "Key Pad for IKEv2"
typedef u8 v8;
/* *INDENT-OFF* */
typedef CLIB_PACKED (struct {
u64 ispi;
u64 rspi;
u8 nextpayload;
u8 version;
u8 exchange;
u8 flags;
u32 msgid; u32 length; u8 payload[0];
}) ike_header_t;
/* *INDENT-ON* */
/* *INDENT-OFF* */
typedef CLIB_PACKED (struct
{
u8 nextpayload;
u8 flags;
u16 length;
u16 dh_group;
u8 reserved[2]; u8 payload[0];}) ike_ke_payload_header_t;
/* *INDENT-ON* */
/* *INDENT-OFF* */
typedef CLIB_PACKED (struct {
u8 nextpayload;
u8 flags;
u16 length; u8 payload[0];
}) ike_payload_header_t;
/* *INDENT-ON* */
/* *INDENT-OFF* */
typedef CLIB_PACKED (struct {
u8 nextpayload;
u8 flags;
u16 length;
u8 auth_method;
u8 reserved[3];
u8 payload[0];
}) ike_auth_payload_header_t;
/* *INDENT-ON* */
/* *INDENT-OFF* */
typedef CLIB_PACKED (struct {
u8 nextpayload;
u8 flags;
u16 length;
u8 id_type;
u8 reserved[3]; u8 payload[0];
}) ike_id_payload_header_t;
/* *INDENT-ON* */
#define IKE_VERSION_2 0x20
#define IKEV2_EXCHANGE_SA_INIT 34
#define IKEV2_EXCHANGE_IKE_AUTH 35
#define IKEV2_EXCHANGE_CREATE_CHILD_SA 36
#define IKEV2_EXCHANGE_INFORMATIONAL 37
#define IKEV2_HDR_FLAG_INITIATOR (1<<3)
#define IKEV2_HDR_FLAG_VERSION (1<<4)
#define IKEV2_HDR_FLAG_RESPONSE (1<<5)
#define IKEV2_PAYLOAD_FLAG_CRITICAL (1<<7)
#define IKEV2_PAYLOAD_NONE 0
#define IKEV2_PAYLOAD_SA 33
#define IKEV2_PAYLOAD_KE 34
#define IKEV2_PAYLOAD_IDI 35
#define IKEV2_PAYLOAD_IDR 36
#define IKEV2_PAYLOAD_AUTH 39
#define IKEV2_PAYLOAD_NONCE 40
#define IKEV2_PAYLOAD_NOTIFY 41
#define IKEV2_PAYLOAD_DELETE 42
#define IKEV2_PAYLOAD_VENDOR 43
#define IKEV2_PAYLOAD_TSI 44
#define IKEV2_PAYLOAD_TSR 45
#define IKEV2_PAYLOAD_SK 46
typedef enum
{
IKEV2_PROTOCOL_IKE = 1,
IKEV2_PROTOCOL_AH = 2,
IKEV2_PROTOCOL_ESP = 3,
} ikev2_protocol_id_t;
#define foreach_ikev2_notify_msg_type \
_( 0, NONE) \
_( 1, UNSUPPORTED_CRITICAL_PAYLOAD) \
_( 4, INVALID_IKE_SPI) \
_( 5, INVALID_MAJOR_VERSION) \
_( 7, INVALID_SYNTAX) \
_( 8, INVALID_MESSAGE_ID) \
_( 11, INVALID_SPI) \
_( 14, NO_PROPOSAL_CHOSEN) \
_( 17, INVALID_KE_PAYLOAD) \
_( 24, AUTHENTICATION_FAILED) \
_( 34, SINGLE_PAIR_REQUIRED) \
_( 35, NO_ADDITIONAL_SAS) \
_( 36, INTERNAL_ADDRESS_FAILURE) \
_( 37, FAILED_CP_REQUIRED) \
_( 38, TS_UNACCEPTABLE) \
_( 39, INVALID_SELECTORS) \
_( 40, UNACCEPTABLE_ADDRESSES) \
_( 41, UNEXPECTED_NAT_DETECTED) \
_( 42, USE_ASSIGNED_HoA) \
_( 43, TEMPORARY_FAILURE) \
_( 44, CHILD_SA_NOT_FOUND) \
_( 45, INVALID_GROUP_ID) \
_( 46, AUTHORIZATION_FAILED) \
_(16384, INITIAL_CONTACT) \
_(16385, SET_WINDOW_SIZE) \
_(16386, ADDITIONAL_TS_POSSIBLE) \
_(16387, IPCOMP_SUPPORTED) \
_(16388, NAT_DETECTION_SOURCE_IP) \
_(16389, NAT_DETECTION_DESTINATION_IP) \
_(16390, COOKIE) \
_(16391, USE_TRANSPORT_MODE) \
_(16392, HTTP_CERT_LOOKUP_SUPPORTED) \
_(16393, REKEY_SA) \
_(16394, ESP_TFC_PADDING_NOT_SUPPORTED) \
_(16395, NON_FIRST_FRAGMENTS_ALSO) \
_(16396, MOBIKE_SUPPORTED) \
_(16397, ADDITIONAL_IP4_ADDRESS) \
_(16398, ADDITIONAL_IP6_ADDRESS) \
_(16399, NO_ADDITIONAL_ADDRESSES) \
_(16400, UPDATE_SA_ADDRESSES) \
_(16401, COOKIE2) \
_(16402, NO_NATS_ALLOWED) \
_(16403, AUTH_LIFETIME) \
_(16404, MULTIPLE_AUTH_SUPPORTED) \
_(16405, ANOTHER_AUTH_FOLLOWS) \
_(16406, REDIRECT_SUPPORTED) \
_(16407, REDIRECT) \
_(16408, REDIRECTED_FROM) \
_(16409, TICKET_LT_OPAQUE) \
_(16410, TICKET_REQUEST) \
_(16411, TICKET_ACK) \
_(16412, TICKET_NACK) \
_(16413, TICKET_OPAQUE) \
_(16414, LINK_ID) \
_(16415, USE_WESP_MODE) \
_(16416, ROHC_SUPPORTED) \
_(16417, EAP_ONLY_AUTHENTICATION) \
_(16418, CHILDLESS_IKEV2_SUPPORTED) \
_(16419, QUICK_CRASH_DETECTION) \
_(16420, IKEV2_MESSAGE_ID_SYNC_SUPPORTED) \
_(16421, IPSEC_REPLAY_COUNTER_SYNC_SUPPORTED) \
_(16422, IKEV2_MESSAGE_ID_SYNC) \
_(16423, IPSEC_REPLAY_COUNTER_SYNC) \
_(16424, SECURE_PASSWORD_METHODS) \
_(16425, PSK_PERSIST) \
_(16426, PSK_CONFIRM) \
_(16427, ERX_SUPPORTED) \
_(16428, IFOM_CAPABILITY) \
_(16429, SENDER_REQUEST_ID) \
_(16430, IKEV2_FRAGMENTATION_SUPPORTED) \
_(16431, SIGNATURE_HASH_ALGORITHMS)
typedef enum
{
#define _(v,f) IKEV2_NOTIFY_MSG_##f = v,
foreach_ikev2_notify_msg_type
#undef _
} ikev2_notify_msg_type_t;
#define foreach_ikev2_transform_type \
_(0, UNDEFINED, "undefinded") \
_(1, ENCR, "encr") \
_(2, PRF, "prf") \
_(3, INTEG, "integ") \
_(4, DH, "dh-group") \
_(5, ESN, "esn")
typedef enum
{
#define _(v,f,s) IKEV2_TRANSFORM_TYPE_##f = v,
foreach_ikev2_transform_type
#undef _
IKEV2_TRANSFORM_NUM_TYPES
} ikev2_transform_type_t;
#define foreach_ikev2_transform_encr_type \
_(1 , DES_IV64, "des-iv64") \
_(2 , DES, "des") \
_(3 , 3DES, "3des") \
_(4 , RC5, "rc5") \
_(5 , IDEA, "idea") \
_(6 , CAST, "cast") \
_(7 , BLOWFISH, "blowfish") \
_(8 , 3IDEA, "3idea") \
_(9 , DES_IV32, "des-iv32") \
_(11, NULL, "null") \
_(12, AES_CBC, "aes-cbc") \
_(13, AES_CTR, "aes-ctr")
typedef enum
{
#define _(v,f,str) IKEV2_TRANSFORM_ENCR_TYPE_##f = v,
foreach_ikev2_transform_encr_type
#undef _
} ikev2_transform_encr_type_t;
#define foreach_ikev2_transform_prf_type \
_(1, PRF_HMAC_MD5, "hmac-md5") \
_(2, PRF_HMAC_SHA1, "hmac-sha1") \
_(3, PRF_MAC_TIGER, "mac-tiger") \
_(4, PRF_AES128_XCBC, "aes128-xcbc") \
_(5, PRF_HMAC_SHA2_256, "hmac-sha2-256") \
_(6, PRF_HMAC_SHA2_384, "hmac-sha2-384") \
_(7, PRF_HMAC_SHA2_512, "hmac-sha2-512") \
_(8, PRF_AES128_CMAC, "aes128-cmac")
typedef enum
{
#define _(v,f,str) IKEV2_TRANSFORM_PRF_TYPE_##f = v,
foreach_ikev2_transform_prf_type
#undef _
} ikev2_transform_prf_type_t;
#define foreach_ikev2_transform_integ_type \
_(0, NONE, "none") \
_(1, AUTH_HMAC_MD5_96, "md5-96") \
_(2, AUTH_HMAC_SHA1_96, "sha1-96") \
_(3, AUTH_DES_MAC, "des-mac") \
_(4, AUTH_KPDK_MD5, "kpdk-md5") \
_(5, AUTH_AES_XCBC_96, "aes-xcbc-96") \
_(6, AUTH_HMAC_MD5_128, "md5-128") \
_(7, AUTH_HMAC_SHA1_160, "sha1-160") \
_(8, AUTH_AES_CMAC_96, "cmac-96") \
_(9, AUTH_AES_128_GMAC, "aes-128-gmac") \
_(10, AUTH_AES_192_GMAC, "aes-192-gmac") \
_(11, AUTH_AES_256_GMAC, "aes-256-gmac") \
_(12, AUTH_HMAC_SHA2_256_128, "hmac-sha2-256-128") \
_(13, AUTH_HMAC_SHA2_384_192, "hmac-sha2-384-192") \
_(14, AUTH_HMAC_SHA2_512_256, "hmac-sha2-512-256")
typedef enum
{
#define _(v,f, str) IKEV2_TRANSFORM_INTEG_TYPE_##f = v,
foreach_ikev2_transform_integ_type
#undef _
} ikev2_transform_integ_type_t;
#if defined(OPENSSL_NO_CISCO_FECDH)
#define foreach_ikev2_transform_dh_type \
_(0, NONE, "none") \
_(1, MODP_768, "modp-768") \
_(2, MODP_1024, "modp-1024") \
_(5, MODP_1536, "modp-1536") \
_(14, MODP_2048, "modp-2048") \
_(15, MODP_3072, "modp-3072") \
_(16, MODP_4096, "modp-4096") \
_(17, MODP_6144, "modp-6144") \
_(18, MODP_8192, "modp-8192") \
_(19, ECP_256, "ecp-256") \
_(20, ECP_384, "ecp-384") \
_(21, ECP_521, "ecp-521") \
_(22, MODP_1024_160, "modp-1024-160") \
_(23, MODP_2048_224, "modp-2048-224") \
_(24, MODP_2048_256, "modp-2048-256") \
_(25, ECP_192, "ecp-192") \
_(26, ECP_224, "ecp-224") \
_(27, BRAINPOOL_224, "brainpool-224") \
_(28, BRAINPOOL_256, "brainpool-256") \
_(29, BRAINPOOL_384, "brainpool-384") \
_(30, BRAINPOOL_512, "brainpool-512")
#else
#define foreach_ikev2_transform_dh_type \
_(0, NONE, "none") \
_(1, MODP_768, "modp-768") \
_(2, MODP_1024, "modp-1024") \
_(5, MODP_1536, "modp-1536") \
_(14, MODP_2048, "modp-2048") \
_(15, MODP_3072, "modp-3072") \
_(16, MODP_4096, "modp-4096") \
_(17, MODP_6144, "modp-6144") \
_(18, MODP_8192, "modp-8192") \
_(19, ECP_256, "ecp-256") \
_(20, ECP_384, "ecp-384") \
_(21, ECP_521, "ecp-521") \
_(22, MODP_1024_160, "modp-1024-160") \
_(23, MODP_2048_224, "modp-2048-224") \
_(24, MODP_2048_256, "modp-2048-256") \
_(25, ECP_192, "ecp-192")
#endif
typedef enum
{
#define _(v,f, str) IKEV2_TRANSFORM_DH_TYPE_##f = v,
foreach_ikev2_transform_dh_type
#undef _
} ikev2_transform_dh_type_t;
#define foreach_ikev2_transform_esn_type \
_(0, NO_ESN, "no") \
_(1, ESN, "yes")
typedef enum
{
#define _(v,f,str) IKEV2_TRANSFORM_ESN_TYPE_##f = v,
foreach_ikev2_transform_esn_type
#undef _
} ikev2_transform_esn_type_t;
#define foreach_ikev2_auth_method \
_( 1, RSA_SIG, "rsa-sig") \
_( 2, SHARED_KEY_MIC, "shared-key-mic")
typedef enum
{
#define _(v,f,s) IKEV2_AUTH_METHOD_##f = v,
foreach_ikev2_auth_method
#undef _
} ikev2_auth_method_t;
#define foreach_ikev2_id_type \
_( 1, ID_IPV4_ADDR, "ip4-addr") \
_( 2, ID_FQDN, "fqdn") \
_( 3, ID_RFC822_ADDR, "rfc822") \
_( 5, ID_IPV6_ADDR, "ip6-addr") \
_( 9, ID_DER_ASN1_DN, "der-asn1-dn") \
_(10, ID_DER_ASN1_GN, "der-asn1-gn") \
_(11, ID_KEY_ID, "key-id")
typedef enum
{
#define _(v,f,s) IKEV2_ID_TYPE_##f = v,
foreach_ikev2_id_type
#undef _
} ikev2_id_type_t;
clib_error_t *ikev2_init (vlib_main_t * vm);
clib_error_t *ikev2_set_local_key (vlib_main_t * vm, u8 * file);
clib_error_t *ikev2_add_del_profile (vlib_main_t * vm, u8 * name, int is_add);
clib_error_t *ikev2_set_profile_auth (vlib_main_t * vm, u8 * name,
u8 auth_method, u8 * data,
u8 data_hex_format);
clib_error_t *ikev2_set_profile_id (vlib_main_t * vm, u8 * name,
u8 id_type, u8 * data, int is_local);
clib_error_t *ikev2_set_profile_ts (vlib_main_t * vm, u8 * name,
u8 protocol_id, u16 start_port,
u16 end_port, ip4_address_t start_addr,
ip4_address_t end_addr, int is_local);
clib_error_t *ikev2_set_profile_responder (vlib_main_t * vm, u8 * name,
u32 sw_if_index,
ip4_address_t ip4);
clib_error_t *ikev2_set_profile_ike_transforms (vlib_main_t * vm, u8 * name,
ikev2_transform_encr_type_t
crypto_alg,
ikev2_transform_integ_type_t
integ_alg,
ikev2_transform_dh_type_t
dh_type, u32 crypto_key_size);
clib_error_t *ikev2_set_profile_esp_transforms (vlib_main_t * vm, u8 * name,
ikev2_transform_encr_type_t
crypto_alg,
ikev2_transform_integ_type_t
integ_alg,
ikev2_transform_dh_type_t
dh_type, u32 crypto_key_size);
clib_error_t *ikev2_set_profile_sa_lifetime (vlib_main_t * vm, u8 * name,
u64 lifetime, u32 jitter,
u32 handover, u64 maxdata);
clib_error_t *ikev2_initiate_sa_init (vlib_main_t * vm, u8 * name);
clib_error_t *ikev2_initiate_delete_child_sa (vlib_main_t * vm, u32 ispi);
clib_error_t *ikev2_initiate_delete_ike_sa (vlib_main_t * vm, u64 ispi);
clib_error_t *ikev2_initiate_rekey_child_sa (vlib_main_t * vm, u32 ispi);
/* ikev2_format.c */
u8 *format_ikev2_auth_method (u8 * s, va_list * args);
u8 *format_ikev2_id_type (u8 * s, va_list * args);
u8 *format_ikev2_transform_type (u8 * s, va_list * args);
u8 *format_ikev2_notify_msg_type (u8 * s, va_list * args);
u8 *format_ikev2_transform_encr_type (u8 * s, va_list * args);
u8 *format_ikev2_transform_prf_type (u8 * s, va_list * args);
u8 *format_ikev2_transform_integ_type (u8 * s, va_list * args);
u8 *format_ikev2_transform_dh_type (u8 * s, va_list * args);
u8 *format_ikev2_transform_esn_type (u8 * s, va_list * args);
u8 *format_ikev2_sa_transform (u8 * s, va_list * args);
uword unformat_ikev2_auth_method (unformat_input_t * input, va_list * args);
uword unformat_ikev2_id_type (unformat_input_t * input, va_list * args);
uword unformat_ikev2_transform_type (unformat_input_t * input,
va_list * args);
uword unformat_ikev2_transform_encr_type (unformat_input_t * input,
va_list * args);
uword unformat_ikev2_transform_prf_type (unformat_input_t * input,
va_list * args);
uword unformat_ikev2_transform_integ_type (unformat_input_t * input,
va_list * args);
uword unformat_ikev2_transform_dh_type (unformat_input_t * input,
va_list * args);
uword unformat_ikev2_transform_esn_type (unformat_input_t * input,
va_list * args);
#endif /* __included_ikev2_h__ */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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