--- /dev/null
+/*
+ * 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, "undefined") \
+ _(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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