strongswan/src/pluto/constants.c

1393 lines
33 KiB
C

/* tables of names for values defined in constants.h
* Copyright (C) 1998-2002 D. Hugh Redelmeier.
* Copyright (C) 2009 Andreas Steffen - Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
/*
* Note that the array sizes are all specified; this is to enable range
* checking by code that only includes constants.h.
*/
#include <stddef.h>
#include <string.h>
#include <stdio.h>
#include <netinet/in.h>
#include <freeswan.h>
#include <attributes/attributes.h>
#include "constants.h"
#include "defs.h"
#include "log.h"
#include "packet.h"
/* string naming compile-time options that have interop implications */
const char compile_time_interop_options[] = ""
#ifdef THREADS
" THREADS"
#endif
#ifdef SMARTCARD
" SMARTCARD"
#endif
#ifdef VENDORID
" VENDORID"
#endif
#ifdef CISCO_QUIRKS
" CISCO_QUIRKS"
#endif
#ifdef USE_KEYRR
" KEYRR"
#endif
;
/* version */
static const char *const version_name[] = {
"ISAKMP Version 1.0",
};
enum_names version_names =
{ ISAKMP_MAJOR_VERSION<<ISA_MAJ_SHIFT | ISAKMP_MINOR_VERSION,
ISAKMP_MAJOR_VERSION<<ISA_MAJ_SHIFT | ISAKMP_MINOR_VERSION,
version_name, NULL };
/* RFC 3706 Dead Peer Detection */
ENUM(dpd_action_names, DPD_ACTION_NONE, DPD_ACTION_RESTART,
"none",
"clear",
"hold",
"restart"
);
/* Timer events */
ENUM(timer_event_names, EVENT_NULL, EVENT_LOG_DAILY,
"EVENT_NULL",
"EVENT_REINIT_SECRET",
"EVENT_SHUNT_SCAN",
"EVENT_SO_DISCARD",
"EVENT_RETRANSMIT",
"EVENT_SA_REPLACE",
"EVENT_SA_REPLACE_IF_USED",
"EVENT_SA_EXPIRE",
"EVENT_NAT_T_KEEPALIVE",
"EVENT_DPD",
"EVENT_DPD_TIMEOUT",
"EVENT_LOG_DAILY"
);
/* Domain of Interpretation */
static const char *const doi_name[] = {
"ISAKMP_DOI_ISAKMP",
"ISAKMP_DOI_IPSEC",
};
enum_names doi_names = { ISAKMP_DOI_ISAKMP, ISAKMP_DOI_IPSEC, doi_name, NULL };
/* debugging settings: a set of selections for reporting
* These would be more naturally situated in log.h,
* but they are shared with whack.
* It turns out that "debug-" is clutter in all contexts this is used,
* so we leave it off.
*/
#ifdef DEBUG
const char *const debug_bit_names[] = {
"raw",
"crypt",
"parsing",
"emitting",
"control",
"lifecycle",
"klips",
"dns",
"natt",
"oppo",
"controlmore",
"private",
"impair-delay-adns-key-answer",
"impair-delay-adns-txt-answer",
"impair-bust-mi2",
"impair-bust-mr2",
NULL
};
#endif
/* State of exchanges */
static const char *const state_name[] = {
"STATE_MAIN_R0",
"STATE_MAIN_I1",
"STATE_MAIN_R1",
"STATE_MAIN_I2",
"STATE_MAIN_R2",
"STATE_MAIN_I3",
"STATE_MAIN_R3",
"STATE_MAIN_I4",
"STATE_QUICK_R0",
"STATE_QUICK_I1",
"STATE_QUICK_R1",
"STATE_QUICK_I2",
"STATE_QUICK_R2",
"STATE_INFO",
"STATE_INFO_PROTECTED",
"STATE_XAUTH_I0",
"STATE_XAUTH_R1",
"STATE_XAUTH_I1",
"STATE_XAUTH_R2",
"STATE_XAUTH_I2",
"STATE_XAUTH_R3",
"STATE_MODE_CFG_R0",
"STATE_MODE_CFG_I1",
"STATE_MODE_CFG_R1",
"STATE_MODE_CFG_I2",
"STATE_MODE_CFG_I0",
"STATE_MODE_CFG_R3",
"STATE_MODE_CFG_I3",
"STATE_MODE_CFG_R4",
"STATE_IKE_ROOF"
};
enum_names state_names =
{ STATE_MAIN_R0, STATE_IKE_ROOF-1, state_name, NULL };
/* story for state */
const char *const state_story[] = {
"expecting MI1", /* STATE_MAIN_R0 */
"sent MI1, expecting MR1", /* STATE_MAIN_I1 */
"sent MR1, expecting MI2", /* STATE_MAIN_R1 */
"sent MI2, expecting MR2", /* STATE_MAIN_I2 */
"sent MR2, expecting MI3", /* STATE_MAIN_R2 */
"sent MI3, expecting MR3", /* STATE_MAIN_I3 */
"sent MR3, ISAKMP SA established", /* STATE_MAIN_R3 */
"ISAKMP SA established", /* STATE_MAIN_I4 */
"expecting QI1", /* STATE_QUICK_R0 */
"sent QI1, expecting QR1", /* STATE_QUICK_I1 */
"sent QR1, inbound IPsec SA installed, expecting QI2", /* STATE_QUICK_R1 */
"sent QI2, IPsec SA established", /* STATE_QUICK_I2 */
"IPsec SA established", /* STATE_QUICK_R2 */
"got Informational Message in clear", /* STATE_INFO */
"got encrypted Informational Message", /* STATE_INFO_PROTECTED */
"expecting XAUTH request", /* STATE_XAUTH_I0 */
"sent XAUTH request, expecting reply", /* STATE_XAUTH_R1 */
"sent XAUTH reply, expecting status", /* STATE_XAUTH_I1 */
"sent XAUTH status, expecting ack", /* STATE_XAUTH_R2 */
"sent XAUTH ack, established", /* STATE_XAUTH_I2 */
"received XAUTH ack, established", /* STATE_XAUTH_R3 */
"expecting ModeCfg request", /* STATE_MODE_CFG_R0 */
"sent ModeCfg request, expecting reply", /* STATE_MODE_CFG_I1 */
"sent ModeCfg reply, established", /* STATE_MODE_CFG_R1 */
"received ModeCfg reply, established", /* STATE_MODE_CFG_I2 */
"expecting ModeCfg set", /* STATE_MODE_CFG_I0 */
"sent ModeCfg set, expecting ack", /* STATE_MODE_CFG_R3 */
"sent ModeCfg ack, established", /* STATE_MODE_CFG_I3 */
"received ModeCfg ack, established", /* STATE_MODE_CFG_R4 */
};
/* kind of struct connection */
static const char *const connection_kind_name[] = {
"CK_GROUP", /* policy group: instantiates to template */
"CK_TEMPLATE", /* abstract connection, with wildcard */
"CK_PERMANENT", /* normal connection */
"CK_INSTANCE", /* instance of template, created for a particular attempt */
"CK_GOING_AWAY" /* instance being deleted -- don't delete again */
};
enum_names connection_kind_names =
{ CK_GROUP, CK_GOING_AWAY, connection_kind_name, NULL };
/* routing status names */
static const char *const routing_story_strings[] = {
"unrouted", /* RT_UNROUTED: unrouted */
"unrouted HOLD", /* RT_UNROUTED_HOLD: unrouted, but HOLD shunt installed */
"eroute eclipsed", /* RT_ROUTED_ECLIPSED: RT_ROUTED_PROSPECTIVE except bare HOLD or instance has eroute */
"prospective erouted", /* RT_ROUTED_PROSPECTIVE: routed, and prospective shunt installed */
"erouted HOLD", /* RT_ROUTED_HOLD: routed, and HOLD shunt installed */
"fail erouted", /* RT_ROUTED_FAILURE: routed, and failure-context shunt eroute installed */
"erouted", /* RT_ROUTED_TUNNEL: routed, and erouted to an IPSEC SA group */
"keyed, unrouted", /* RT_UNROUTED_KEYED: was routed+keyed, but it got turned into an outer policy */
};
enum_names routing_story =
{ RT_UNROUTED, RT_ROUTED_TUNNEL, routing_story_strings, NULL};
/* Payload types (RFC 2408 "ISAKMP" section 3.1) */
const char *const payload_name[] = {
"ISAKMP_NEXT_NONE",
"ISAKMP_NEXT_SA",
"ISAKMP_NEXT_P",
"ISAKMP_NEXT_T",
"ISAKMP_NEXT_KE",
"ISAKMP_NEXT_ID",
"ISAKMP_NEXT_CERT",
"ISAKMP_NEXT_CR",
"ISAKMP_NEXT_HASH",
"ISAKMP_NEXT_SIG",
"ISAKMP_NEXT_NONCE",
"ISAKMP_NEXT_N",
"ISAKMP_NEXT_D",
"ISAKMP_NEXT_VID",
"ISAKMP_NEXT_MODECFG",
"ISAKMP_NEXT_15",
"ISAKMP_NEXT_16",
"ISAKMP_NEXT_17",
"ISAKMP_NEXT_18",
"ISAKMP_NEXT_19",
"ISAKMP_NEXT_NAT-D",
"ISAKMP_NEXT_NAT-OA",
NULL
};
const char *const payload_name_nat_d[] = {
"ISAKMP_NEXT_NAT-D",
"ISAKMP_NEXT_NAT-OA", NULL
};
static enum_names payload_names_nat_d =
{ ISAKMP_NEXT_NATD_DRAFTS, ISAKMP_NEXT_NATOA_DRAFTS, payload_name_nat_d, NULL };
enum_names payload_names =
{ ISAKMP_NEXT_NONE, ISAKMP_NEXT_NATOA_RFC, payload_name, &payload_names_nat_d };
/* Exchange types (note: two discontinuous ranges) */
static const char *const exchange_name[] = {
"ISAKMP_XCHG_NONE",
"ISAKMP_XCHG_BASE",
"ISAKMP_XCHG_IDPROT",
"ISAKMP_XCHG_AO",
"ISAKMP_XCHG_AGGR",
"ISAKMP_XCHG_INFO",
"ISAKMP_XCHG_MODE_CFG",
};
static const char *const exchange_name2[] = {
"ISAKMP_XCHG_QUICK",
"ISAKMP_XCHG_NGRP",
"ISAKMP_XCHG_ACK_INFO",
};
static enum_names exchange_desc2 =
{ ISAKMP_XCHG_QUICK, ISAKMP_XCHG_ACK_INFO, exchange_name2, NULL };
enum_names exchange_names =
{ ISAKMP_XCHG_NONE, ISAKMP_XCHG_MODE_CFG, exchange_name, &exchange_desc2 };
/* Flag BITS */
const char *const flag_bit_names[] = {
"ISAKMP_FLAG_ENCRYPTION",
"ISAKMP_FLAG_COMMIT",
NULL
};
/* Situation BITS definition for IPsec DOI */
const char *const sit_bit_names[] = {
"SIT_IDENTITY_ONLY",
"SIT_SECRECY",
"SIT_INTEGRITY",
NULL
};
/* Protocol IDs (RFC 2407 "IPsec DOI" section 4.4.1) */
static const char *const protocol_name[] = {
"PROTO_ISAKMP",
"PROTO_IPSEC_AH",
"PROTO_IPSEC_ESP",
"PROTO_IPCOMP",
};
enum_names protocol_names =
{ PROTO_ISAKMP, PROTO_IPCOMP, protocol_name, NULL };
/* IPsec ISAKMP transform values */
static const char *const isakmp_transform_name[] = {
"KEY_IKE",
};
enum_names isakmp_transformid_names =
{ KEY_IKE, KEY_IKE, isakmp_transform_name, NULL };
/* IPsec AH transform values */
static const char *const ah_transform_name[] = {
"HMAC_MD5",
"HMAC_SHA1",
"DES_MAC",
"HMAC_SHA2_256",
"HMAC_SHA2_384",
"HMAC_SHA2_512",
"HMAC_RIPEMD",
"AES_XCBC_96",
"SIG_RSA",
"AES_128_GMAC",
"AES_192_GMAC",
"AES_256_GMAC"
};
static const char *const ah_transform_name_high[] = {
"HMAC_SHA2_256_96"
};
enum_names ah_transform_names_high =
{ AH_SHA2_256_96, AH_SHA2_256_96, ah_transform_name_high, NULL };
enum_names ah_transform_names =
{ AH_MD5, AH_AES_256_GMAC, ah_transform_name, &ah_transform_names_high };
/* IPsec ESP transform values */
static const char *const esp_transform_name[] = {
"DES_IV64",
"DES_CBC",
"3DES_CBC",
"RC5_CBC",
"IDEA_CBC",
"CAST_CBC",
"BLOWFISH_CBC",
"3IDEA",
"DES_IV32",
"RC4",
"NULL",
"AES_CBC",
"AES_CTR",
"AES_CCM_8",
"AES_CCM_12",
"AES_CCM_16",
"UNASSIGNED_17",
"AES_GCM_8",
"AES_GCM_12",
"AES_GCM_16",
"SEED_CBC",
"CAMELLIA_CBC",
"AES_GMAC"
};
static const char *const esp_transform_name_high[] = {
"SERPENT_CBC",
"TWOFISH_CBC"
};
enum_names esp_transform_names_high =
{ ESP_SERPENT, ESP_TWOFISH, esp_transform_name_high, NULL };
enum_names esp_transform_names =
{ ESP_DES_IV64, ESP_CAMELLIA, esp_transform_name, &esp_transform_names_high };
/* IPCOMP transform values */
static const char *const ipcomp_transform_name[] = {
"IPCOMP_OUI",
"IPCOMP_DEFLAT",
"IPCOMP_LZS",
"IPCOMP_LZJH",
};
enum_names ipcomp_transformid_names =
{ IPCOMP_OUI, IPCOMP_LZJH, ipcomp_transform_name, NULL };
/* Identification type values */
static const char *const ident_name[] = {
"ID_IPV4_ADDR",
"ID_FQDN",
"ID_USER_FQDN",
"ID_IPV4_ADDR_SUBNET",
"ID_IPV6_ADDR",
"ID_IPV6_ADDR_SUBNET",
"ID_IPV4_ADDR_RANGE",
"ID_IPV6_ADDR_RANGE",
"ID_DER_ASN1_DN",
"ID_DER_ASN1_GN",
"ID_KEY_ID",
};
enum_names ident_names =
{ ID_IPV4_ADDR, ID_KEY_ID, ident_name, NULL };
/* Certificate type values */
static const char *const cert_type_name[] = {
"CERT_NONE",
"CERT_PKCS7_WRAPPED_X509",
"CERT_PGP",
"CERT_DNS_SIGNED_KEY",
"CERT_X509_SIGNATURE",
"CERT_X509_KEY_EXCHANGE",
"CERT_KERBEROS_TOKENS",
"CERT_CRL",
"CERT_ARL",
"CERT_SPKI",
"CERT_X509_ATTRIBUTE",
};
enum_names cert_type_names =
{ CERT_NONE, CERT_X509_ATTRIBUTE, cert_type_name, NULL };
/* Certificate policy names */
ENUM(cert_policy_names, CERT_ALWAYS_SEND, CERT_NEVER_SEND,
"ALWAYS_SEND",
"SEND_IF_ASKED",
"NEVER_SEND",
);
/* Goal BITs for establishing an SA
* Note: we drop the POLICY_ prefix so that logs are more concise.
*/
const char *const sa_policy_bit_names[] = {
"PSK",
"PUBKEY",
"ENCRYPT",
"AUTHENTICATE",
"COMPRESS",
"TUNNEL",
"PFS",
"DISABLEARRIVALCHECK",
"SHUNT0",
"SHUNT1",
"FAILSHUNT0",
"FAILSHUNT1",
"DONTREKEY",
"OPPORTUNISTIC",
"GROUP",
"GROUTED",
"UP",
"MODECFGPUSH",
"XAUTHPSK",
"XAUTHRSASIG",
"XAUTHSERVER",
"DONTREAUTH",
"BEET",
"MOBIKE",
"PROXY",
NULL
};
const char *const policy_shunt_names[4] = {
"TRAP",
"PASS",
"DROP",
"REJECT",
};
const char *const policy_fail_names[4] = {
"NONE",
"PASS",
"DROP",
"REJECT",
};
/* Oakley transform attributes
* oakley_attr_bit_names does double duty: it is used for enum names
* and bit names.
*/
const char *const oakley_attr_bit_names[] = {
"OAKLEY_ENCRYPTION_ALGORITHM",
"OAKLEY_HASH_ALGORITHM",
"OAKLEY_AUTHENTICATION_METHOD",
"OAKLEY_GROUP_DESCRIPTION",
"OAKLEY_GROUP_TYPE",
"OAKLEY_GROUP_PRIME",
"OAKLEY_GROUP_GENERATOR_ONE",
"OAKLEY_GROUP_GENERATOR_TWO",
"OAKLEY_GROUP_CURVE_A",
"OAKLEY_GROUP_CURVE_B",
"OAKLEY_LIFE_TYPE",
"OAKLEY_LIFE_DURATION",
"OAKLEY_PRF",
"OAKLEY_KEY_LENGTH",
"OAKLEY_FIELD_SIZE",
"OAKLEY_GROUP_ORDER",
"OAKLEY_BLOCK_SIZE",
NULL
};
static const char *const oakley_var_attr_name[] = {
"OAKLEY_GROUP_PRIME (variable length)",
"OAKLEY_GROUP_GENERATOR_ONE (variable length)",
"OAKLEY_GROUP_GENERATOR_TWO (variable length)",
"OAKLEY_GROUP_CURVE_A (variable length)",
"OAKLEY_GROUP_CURVE_B (variable length)",
NULL,
"OAKLEY_LIFE_DURATION (variable length)",
NULL,
NULL,
NULL,
"OAKLEY_GROUP_ORDER (variable length)",
};
static enum_names oakley_attr_desc_tv = {
OAKLEY_ENCRYPTION_ALGORITHM + ISAKMP_ATTR_AF_TV,
OAKLEY_GROUP_ORDER + ISAKMP_ATTR_AF_TV, oakley_attr_bit_names, NULL };
enum_names oakley_attr_names = {
OAKLEY_GROUP_PRIME, OAKLEY_GROUP_ORDER,
oakley_var_attr_name, &oakley_attr_desc_tv };
/* for each Oakley attribute, which enum_names describes its values? */
enum_names *oakley_attr_val_descs[] = {
NULL, /* (none) */
&oakley_enc_names, /* OAKLEY_ENCRYPTION_ALGORITHM */
&oakley_hash_names, /* OAKLEY_HASH_ALGORITHM */
&oakley_auth_names, /* OAKLEY_AUTHENTICATION_METHOD */
&oakley_group_names, /* OAKLEY_GROUP_DESCRIPTION */
&oakley_group_type_names,/* OAKLEY_GROUP_TYPE */
NULL, /* OAKLEY_GROUP_PRIME */
NULL, /* OAKLEY_GROUP_GENERATOR_ONE */
NULL, /* OAKLEY_GROUP_GENERATOR_TWO */
NULL, /* OAKLEY_GROUP_CURVE_A */
NULL, /* OAKLEY_GROUP_CURVE_B */
&oakley_lifetime_names, /* OAKLEY_LIFE_TYPE */
NULL, /* OAKLEY_LIFE_DURATION */
&oakley_prf_names, /* OAKLEY_PRF */
NULL, /* OAKLEY_KEY_LENGTH */
NULL, /* OAKLEY_FIELD_SIZE */
NULL, /* OAKLEY_GROUP_ORDER */
};
/* IPsec DOI attributes (RFC 2407 "IPsec DOI" section 4.5) */
static const char *const ipsec_attr_name[] = {
"SA_LIFE_TYPE",
"SA_LIFE_DURATION",
"GROUP_DESCRIPTION",
"ENCAPSULATION_MODE",
"AUTH_ALGORITHM",
"KEY_LENGTH",
"KEY_ROUNDS",
"COMPRESS_DICT_SIZE",
"COMPRESS_PRIVATE_ALG",
};
static const char *const ipsec_var_attr_name[] = {
"SA_LIFE_DURATION (variable length)",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"COMPRESS_PRIVATE_ALG (variable length)",
};
static enum_names ipsec_attr_desc_tv = {
SA_LIFE_TYPE + ISAKMP_ATTR_AF_TV,
COMPRESS_PRIVATE_ALG + ISAKMP_ATTR_AF_TV,
ipsec_attr_name, NULL };
enum_names ipsec_attr_names = {
SA_LIFE_DURATION, COMPRESS_PRIVATE_ALG,
ipsec_var_attr_name, &ipsec_attr_desc_tv };
/* for each IPsec attribute, which enum_names describes its values? */
enum_names *ipsec_attr_val_descs[] = {
NULL, /* (none) */
&sa_lifetime_names, /* SA_LIFE_TYPE */
NULL, /* SA_LIFE_DURATION */
&oakley_group_names, /* GROUP_DESCRIPTION */
&enc_mode_names, /* ENCAPSULATION_MODE */
&auth_alg_names, /* AUTH_ALGORITHM */
NULL, /* KEY_LENGTH */
NULL, /* KEY_ROUNDS */
NULL, /* COMPRESS_DICT_SIZE */
NULL, /* COMPRESS_PRIVATE_ALG */
};
/* SA Lifetime Type attribute */
static const char *const sa_lifetime_name[] = {
"SA_LIFE_TYPE_SECONDS",
"SA_LIFE_TYPE_KBYTES",
};
enum_names sa_lifetime_names =
{ SA_LIFE_TYPE_SECONDS, SA_LIFE_TYPE_KBYTES, sa_lifetime_name, NULL };
/* Encapsulation Mode attribute */
static const char *const enc_mode_name[] = {
"ENCAPSULATION_MODE_TUNNEL",
"ENCAPSULATION_MODE_TRANSPORT",
"ENCAPSULATION_MODE_UDP_TUNNEL",
"ENCAPSULATION_MODE_UDP_TRANSPORT",
};
static const char *const enc_udp_mode_name[] = {
"ENCAPSULATION_MODE_UDP_TUNNEL",
"ENCAPSULATION_MODE_UDP_TRANSPORT",
};
static enum_names enc_udp_mode_names =
{ ENCAPSULATION_MODE_UDP_TUNNEL_DRAFTS, ENCAPSULATION_MODE_UDP_TRANSPORT_DRAFTS, enc_udp_mode_name, NULL };
enum_names enc_mode_names =
{ ENCAPSULATION_MODE_TUNNEL, ENCAPSULATION_MODE_UDP_TRANSPORT_RFC, enc_mode_name, &enc_udp_mode_names };
/* Auth Algorithm attribute */
static const char *const auth_alg_name[] = {
"AUTH_NONE",
"HMAC_MD5",
"HMAC_SHA1",
"DES_MAC",
"KPDK",
"HMAC_SHA2_256",
"HMAC_SHA2_384",
"HMAC_SHA2_512",
"HMAC_RIPEMD",
"AES_XCBC_96",
"SIG_RSA"
};
static const char *const extended_auth_alg_name[] = {
"NULL",
"HMAC_SHA2_256_96"
};
enum_names extended_auth_alg_names =
{ AUTH_ALGORITHM_NULL, AUTH_ALGORITHM_HMAC_SHA2_256_96,
extended_auth_alg_name, NULL };
enum_names auth_alg_names =
{ AUTH_ALGORITHM_NONE, AUTH_ALGORITHM_SIG_RSA,
auth_alg_name, &extended_auth_alg_names };
/* From draft-beaulieu-ike-xauth */
static const char *const xauth_type_name[] = {
"Generic",
"RADIUS-CHAP",
"OTP",
"S/KEY",
};
enum_names xauth_type_names =
{ XAUTH_TYPE_GENERIC, XAUTH_TYPE_SKEY, xauth_type_name, NULL};
/* From draft-beaulieu-ike-xauth */
static const char *const xauth_attr_tv_name[] = {
"XAUTH_TYPE",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"XAUTH_STATUS",
};
enum_names xauth_attr_tv_names = {
XAUTH_TYPE + ISAKMP_ATTR_AF_TV,
XAUTH_STATUS + ISAKMP_ATTR_AF_TV, xauth_attr_tv_name, NULL };
static const char *const unity_attr_name[] = {
"UNITY_BANNER",
"UNITY_SAVE_PASSWD",
"UNITY_DEF_DOMAIN",
"UNITY_SPLITDNS_NAME",
"UNITY_SPLIT_INCLUDE",
"UNITY_NATT_PORT",
"UNITY_LOCAL_LAN",
"UNITY_PFS",
"UNITY_FW_TYPE",
"UNITY_BACKUP_SERVERS",
"UNITY_DDNS_HOSTNAME",
};
enum_names unity_attr_names =
{ UNITY_BANNER , UNITY_DDNS_HOSTNAME, unity_attr_name , &xauth_attr_tv_names };
static const char *const microsoft_attr_name[] = {
"INTERNAL_IP4_SERVER",
"INTERNAL_IP6_SERVER",
};
enum_names microsoft_attr_names =
{ INTERNAL_IP4_SERVER, INTERNAL_IP6_SERVER, microsoft_attr_name , &unity_attr_names };
static const char *const xauth_attr_name[] = {
"XAUTH_USER_NAME",
"XAUTH_USER_PASSWORD",
"XAUTH_PASSCODE",
"XAUTH_MESSAGE",
"XAUTH_CHALLENGE",
"XAUTH_DOMAIN",
"XAUTH_STATUS (wrong TLV syntax, should be TV)",
"XAUTH_NEXT_PIN",
"XAUTH_ANSWER",
};
enum_names xauth_attr_names =
{ XAUTH_USER_NAME , XAUTH_ANSWER, xauth_attr_name , &microsoft_attr_names };
static const char *const modecfg_attr_name[] = {
"INTERNAL_IP4_ADDRESS",
"INTERNAL_IP4_NETMASK",
"INTERNAL_IP4_DNS",
"INTERNAL_IP4_NBNS",
"INTERNAL_ADDRESS_EXPIRY",
"INTERNAL_IP4_DHCP",
"APPLICATION_VERSION",
"INTERNAL_IP6_ADDRESS",
"INTERNAL_IP6_NETMASK",
"INTERNAL_IP6_DNS",
"INTERNAL_IP6_NBNS",
"INTERNAL_IP6_DHCP",
"INTERNAL_IP4_SUBNET",
"SUPPORTED_ATTRIBUTES",
"INTERNAL_IP6_SUBNET",
};
enum_names modecfg_attr_names =
{ INTERNAL_IP4_ADDRESS, INTERNAL_IP6_SUBNET, modecfg_attr_name , &xauth_attr_names };
/* Oakley Lifetime Type attribute */
static const char *const oakley_lifetime_name[] = {
"OAKLEY_LIFE_SECONDS",
"OAKLEY_LIFE_KILOBYTES",
};
enum_names oakley_lifetime_names =
{ OAKLEY_LIFE_SECONDS, OAKLEY_LIFE_KILOBYTES, oakley_lifetime_name, NULL };
/* Oakley PRF attribute (none defined) */
enum_names oakley_prf_names =
{ 1, 0, NULL, NULL };
/* Oakley Encryption Algorithm attribute */
static const char *const oakley_enc_name[] = {
"DES_CBC",
"IDEA_CBC",
"BLOWFISH_CBC",
"RC5_R16_B64_CBC",
"3DES_CBC",
"CAST_CBC",
"AES_CBC",
"CAMELLIA_CBC"
};
#ifdef NO_EXTRA_IKE
enum_names oakley_enc_names =
{ OAKLEY_DES_CBC, OAKLEY_CAMELLIA_CBC, oakley_enc_name, NULL };
#else
static const char *const oakley_enc_name_draft_aes_cbc_02[] = {
"MARS_CBC" /* 65001 */,
"RC6_CBC" /* 65002 */,
"ID_65003" /* 65003 */,
"SERPENT_CBC" /* 65004 */,
"TWOFISH_CBC" /* 65005 */,
};
static const char *const oakley_enc_name_ssh[] = {
"TWOFISH_CBC_SSH",
};
enum_names oakley_enc_names_ssh =
{ OAKLEY_TWOFISH_CBC_SSH, OAKLEY_TWOFISH_CBC_SSH, oakley_enc_name_ssh
, NULL };
enum_names oakley_enc_names_draft_aes_cbc_02 =
{ OAKLEY_MARS_CBC, OAKLEY_TWOFISH_CBC, oakley_enc_name_draft_aes_cbc_02
, &oakley_enc_names_ssh };
enum_names oakley_enc_names =
{ OAKLEY_DES_CBC, OAKLEY_CAMELLIA_CBC, oakley_enc_name
, &oakley_enc_names_draft_aes_cbc_02 };
#endif
/* Oakley Hash Algorithm attribute */
static const char *const oakley_hash_name[] = {
"HMAC_MD5",
"HMAC_SHA1",
"HMAC_TIGER",
"HMAC_SHA2_256",
"HMAC_SHA2_384",
"HMAC_SHA2_512",
};
enum_names oakley_hash_names =
{ OAKLEY_MD5, OAKLEY_SHA2_512, oakley_hash_name, NULL };
/* Oakley Authentication Method attribute */
static const char *const oakley_auth_name1[] = {
"pre-shared key",
"DSS signature",
"RSA signature",
"RSA encryption",
"RSA encryption revised",
"ElGamal encryption",
"ELGamal encryption revised",
"ECDSA signature",
"ECDSA-256 signature",
"ECDSA-384 signature",
"ECDSA-521-signature",
};
static const char *const oakley_auth_name2[] = {
"HybridInitRSA",
"HybridRespRSA",
"HybridInitDSS",
"HybridRespDSS",
};
static const char *const oakley_auth_name3[] = {
"XAUTHInitPreShared",
"XAUTHRespPreShared",
"XAUTHInitDSS",
"XAUTHRespDSS",
"XAUTHInitRSA",
"XAUTHRespRSA",
"XAUTHInitRSAEncryption",
"XAUTHRespRSAEncryption",
"XAUTHInitRSARevisedEncryption",
"XAUTHRespRSARevisedEncryption",
};
static enum_names oakley_auth_names1 =
{ OAKLEY_PRESHARED_KEY, OAKLEY_ECDSA_521
, oakley_auth_name1, NULL };
static enum_names oakley_auth_names2 =
{ HybridInitRSA, HybridRespDSS
, oakley_auth_name2, &oakley_auth_names1 };
enum_names oakley_auth_names =
{ XAUTHInitPreShared, XAUTHRespRSARevisedEncryption
, oakley_auth_name3, &oakley_auth_names2 };
/* Oakley Group Description attribute */
static const char *const oakley_group_name[] = {
"MODP_768",
"MODP_1024",
"GP_155",
"GP_185",
"MODP_1536",
};
static const char *const oakley_group_name_rfc3526[] = {
"MODP_2048",
"MODP_3072",
"MODP_4096",
"MODP_6144",
"MODP_8192"
};
static const char *const oakley_group_name_rfc4753[] = {
"ECP_256",
"ECP_384",
"ECP_521"
};
static const char *const oakley_group_name_rfc5114[] = {
"ECP_192",
"ECP_224"
};
enum_names oakley_group_names_rfc5114 =
{ ECP_192_BIT, ECP_224_BIT,
oakley_group_name_rfc5114, NULL };
enum_names oakley_group_names_rfc4753 =
{ ECP_256_BIT, ECP_521_BIT,
oakley_group_name_rfc4753, &oakley_group_names_rfc5114 };
enum_names oakley_group_names_rfc3526 =
{ MODP_2048_BIT, MODP_8192_BIT,
oakley_group_name_rfc3526, &oakley_group_names_rfc4753 };
enum_names oakley_group_names =
{ MODP_768_BIT, MODP_1536_BIT,
oakley_group_name, &oakley_group_names_rfc3526 };
/* Oakley Group Type attribute */
static const char *const oakley_group_type_name[] = {
"OAKLEY_GROUP_TYPE_MODP",
"OAKLEY_GROUP_TYPE_ECP",
"OAKLEY_GROUP_TYPE_EC2N",
};
enum_names oakley_group_type_names =
{ OAKLEY_GROUP_TYPE_MODP, OAKLEY_GROUP_TYPE_EC2N, oakley_group_type_name, NULL };
/* Notify messages -- error types */
static const char *const notification_name[] = {
"INVALID_PAYLOAD_TYPE",
"DOI_NOT_SUPPORTED",
"SITUATION_NOT_SUPPORTED",
"INVALID_COOKIE",
"INVALID_MAJOR_VERSION",
"INVALID_MINOR_VERSION",
"INVALID_EXCHANGE_TYPE",
"INVALID_FLAGS",
"INVALID_MESSAGE_ID",
"INVALID_PROTOCOL_ID",
"INVALID_SPI",
"INVALID_TRANSFORM_ID",
"ATTRIBUTES_NOT_SUPPORTED",
"NO_PROPOSAL_CHOSEN",
"BAD_PROPOSAL_SYNTAX",
"PAYLOAD_MALFORMED",
"INVALID_KEY_INFORMATION",
"INVALID_ID_INFORMATION",
"INVALID_CERT_ENCODING",
"INVALID_CERTIFICATE",
"CERT_TYPE_UNSUPPORTED",
"INVALID_CERT_AUTHORITY",
"INVALID_HASH_INFORMATION",
"AUTHENTICATION_FAILED",
"INVALID_SIGNATURE",
"ADDRESS_NOTIFICATION",
"NOTIFY_SA_LIFETIME",
"CERTIFICATE_UNAVAILABLE",
"UNSUPPORTED_EXCHANGE_TYPE",
"UNEQUAL_PAYLOAD_LENGTHS",
};
static const char *const notification_status_name[] = {
"CONNECTED",
};
static const char *const ipsec_notification_name[] = {
"IPSEC_RESPONDER_LIFETIME",
"IPSEC_REPLAY_STATUS",
"IPSEC_INITIAL_CONTACT",
};
static const char *const notification_dpd_name[] = {
"R_U_THERE",
"R_U_THERE_ACK",
};
static const char *const notification_juniper_name[] = {
"NS_NHTB_INFORM",
};
enum_names notification_juniper_names =
{ NS_NHTB_INFORM, NS_NHTB_INFORM,
notification_juniper_name, NULL };
enum_names notification_dpd_names =
{ R_U_THERE, R_U_THERE_ACK,
notification_dpd_name, &notification_juniper_names };
enum_names ipsec_notification_names =
{ IPSEC_RESPONDER_LIFETIME, IPSEC_INITIAL_CONTACT,
ipsec_notification_name, &notification_dpd_names };
enum_names notification_status_names =
{ ISAKMP_CONNECTED, ISAKMP_CONNECTED,
notification_status_name, &ipsec_notification_names };
enum_names notification_names =
{ ISAKMP_INVALID_PAYLOAD_TYPE, ISAKMP_UNEQUAL_PAYLOAD_LENGTHS,
notification_name, &notification_status_names };
/* MODECFG
* From draft-dukes-ike-mode-cfg
*/
const char *const attr_msg_type_name[] = {
"ISAKMP_CFG_RESERVED",
"ISAKMP_CFG_REQUEST",
"ISAKMP_CFG_REPLY",
"ISAKMP_CFG_SET",
"ISAKMP_CFG_ACK",
NULL
};
enum_names attr_msg_type_names =
{ 0 , ISAKMP_CFG_ACK, attr_msg_type_name , NULL };
/* socket address family info */
static const char *const af_inet_name[] = {
"AF_INET",
};
static const char *const af_inet6_name[] = {
"AF_INET6",
};
static enum_names af_names6 = { AF_INET6, AF_INET6, af_inet6_name, NULL };
enum_names af_names = { AF_INET, AF_INET, af_inet_name, &af_names6 };
static ip_address ipv4_any, ipv6_any;
static ip_subnet ipv4_wildcard, ipv6_wildcard;
static ip_subnet ipv4_all, ipv6_all;
const struct af_info af_inet4_info = {
AF_INET,
"AF_INET",
sizeof(struct in_addr),
sizeof(struct sockaddr_in),
32,
ID_IPV4_ADDR, ID_IPV4_ADDR_SUBNET, ID_IPV4_ADDR_RANGE,
&ipv4_any, &ipv4_wildcard, &ipv4_all,
};
const struct af_info af_inet6_info = {
AF_INET6,
"AF_INET6",
sizeof(struct in6_addr),
sizeof(struct sockaddr_in6),
128,
ID_IPV6_ADDR, ID_IPV6_ADDR_SUBNET, ID_IPV6_ADDR_RANGE,
&ipv6_any, &ipv6_wildcard, &ipv6_all,
};
const struct af_info *
aftoinfo(int af)
{
switch (af)
{
case AF_INET:
return &af_inet4_info;
case AF_INET6:
return &af_inet6_info;
default:
return NULL;
}
}
bool subnetisnone(const ip_subnet *sn)
{
ip_address base;
networkof(sn, &base);
return isanyaddr(&base) && subnetishost(sn);
}
/* BIND enumerated types */
#include <arpa/nameser.h>
static const char *const rr_type_name[] = {
"T_A", /* 1 host address */
"T_NS", /* 2 authoritative server */
"T_MD", /* 3 mail destination */
"T_MF", /* 4 mail forwarder */
"T_CNAME", /* 5 canonical name */
"T_SOA", /* 6 start of authority zone */
"T_MB", /* 7 mailbox domain name */
"T_MG", /* 8 mail group member */
"T_MR", /* 9 mail rename name */
"T_NULL", /* 10 null resource record */
"T_WKS", /* 11 well known service */
"T_PTR", /* 12 domain name pointer */
"T_HINFO", /* 13 host information */
"T_MINFO", /* 14 mailbox information */
"T_MX", /* 15 mail routing information */
"T_TXT", /* 16 text strings */
"T_RP", /* 17 responsible person */
"T_AFSDB", /* 18 AFS cell database */
"T_X25", /* 19 X_25 calling address */
"T_ISDN", /* 20 ISDN calling address */
"T_RT", /* 21 router */
"T_NSAP", /* 22 NSAP address */
"T_NSAP_PTR", /* 23 reverse NSAP lookup (deprecated) */
"T_SIG", /* 24 security signature */
"T_KEY", /* 25 security key */
"T_PX", /* 26 X.400 mail mapping */
"T_GPOS", /* 27 geographical position (withdrawn) */
"T_AAAA", /* 28 IP6 Address */
"T_LOC", /* 29 Location Information */
"T_NXT", /* 30 Next Valid Name in Zone */
"T_EID", /* 31 Endpoint identifier */
"T_NIMLOC", /* 32 Nimrod locator */
"T_SRV", /* 33 Server selection */
"T_ATMA", /* 34 ATM Address */
"T_NAPTR", /* 35 Naming Authority PoinTeR */
NULL
};
enum_names rr_type_names = { T_A, T_NAPTR, rr_type_name, NULL };
/* Query type values which do not appear in resource records */
static const char *const rr_qtype_name[] = {
"T_IXFR", /* 251 incremental zone transfer */
"T_AXFR", /* 252 transfer zone of authority */
"T_MAILB", /* 253 transfer mailbox records */
"T_MAILA", /* 254 transfer mail agent records */
"T_ANY", /* 255 wildcard match */
NULL
};
enum_names rr_qtype_names = { T_IXFR, T_ANY, rr_qtype_name, &rr_type_names };
static const char *const rr_class_name[] = {
"C_IN", /* 1 the arpa internet */
NULL
};
enum_names rr_class_names = { C_IN, C_IN, rr_class_name, NULL };
/*
* NAT-Traversal defines for nat_traveral type from nat_traversal.h
*
*/
const char *const natt_type_bitnames[] = {
"draft-ietf-ipsec-nat-t-ike-00/01", /* 0 */
"draft-ietf-ipsec-nat-t-ike-02/03",
"RFC 3947",
"3", /* 3 */
"4", "5", "6", "7",
"8", "9", "10", "11",
"12", "13", "14", "15",
"16", "17", "18", "19",
"20", "21", "22", "23",
"24", "25", "26", "27",
"28", "29",
"nat is behind me",
"nat is behind peer"
};
/* look up enum names in an enum_names */
const char* enum_name(enum_names *ed, unsigned long val)
{
enum_names *p;
for (p = ed; p != NULL; p = p->en_next_range)
{
if (p->en_first <= val && val <= p->en_last)
return p->en_names[val - p->en_first];
}
return NULL;
}
/* find or construct a string to describe an enum value
* Result may be in STATIC buffer!
*/
const char *
enum_show(enum_names *ed, unsigned long val)
{
const char *p = enum_name(ed, val);
if (p == NULL)
{
static char buf[12]; /* only one! I hope that it is big enough */
snprintf(buf, sizeof(buf), "%lu??", val);
p = buf;
}
return p;
}
static char bitnamesbuf[200]; /* only one! I hope that it is big enough! */
int
enum_search(enum_names *ed, const char *str)
{
enum_names *p;
const char *ptr;
unsigned en;
for (p = ed; p != NULL; p = p->en_next_range)
{
for (en = p->en_first; en <= p->en_last ;en++)
{
ptr = p->en_names[en - p->en_first];
if (ptr == 0)
{
continue;
}
if (streq(ptr, str))
{
return en;
}
}
}
return -1;
}
/* construct a string to name the bits on in a set
* Result may be in STATIC buffer!
* Note: prettypolicy depends on internal details.
*/
const char* bitnamesof(const char *const table[], lset_t val)
{
char *p = bitnamesbuf;
lset_t bit;
const char *const *tp;
if (val == 0)
return "none";
for (tp = table, bit = 01; val != 0; bit <<= 1)
{
if (val & bit)
{
const char *n = *tp;
size_t nl;
if (n == NULL || *n == '\0')
{
/* no name for this bit, so use hex */
static char flagbuf[sizeof("0x80000000")];
snprintf(flagbuf, sizeof(flagbuf), "0x%llx", bit);
n = flagbuf;
}
nl = strlen(n);
if (p != bitnamesbuf && p < bitnamesbuf+sizeof(bitnamesbuf) - 1)
*p++ = '+';
if (bitnamesbuf+sizeof(bitnamesbuf) - p > (ptrdiff_t)nl)
{
strcpy(p, n);
p += nl;
}
val -= bit;
}
if (*tp != NULL)
tp++; /* move on, but not past end */
}
*p = '\0';
return bitnamesbuf;
}
/* print a policy: like bitnamesof, but it also does the non-bitfields.
* Suppress the shunt and fail fields if 0.
*/
const char* prettypolicy(lset_t policy)
{
const char *bn = bitnamesof(sa_policy_bit_names
, policy & ~(POLICY_SHUNT_MASK | POLICY_FAIL_MASK));
size_t len;
lset_t shunt = (policy & POLICY_SHUNT_MASK) >> POLICY_SHUNT_SHIFT;
lset_t fail = (policy & POLICY_FAIL_MASK) >> POLICY_FAIL_SHIFT;
if (bn != bitnamesbuf)
bitnamesbuf[0] = '\0';
len = strlen(bitnamesbuf);
if (shunt != 0)
{
snprintf(bitnamesbuf + len, sizeof(bitnamesbuf) - len, "+%s"
, policy_shunt_names[shunt]);
len += strlen(bitnamesbuf + len);
}
if (fail != 0)
{
snprintf(bitnamesbuf + len, sizeof(bitnamesbuf) - len, "+failure%s"
, policy_fail_names[fail]);
len += strlen(bitnamesbuf + len);
}
if (NEVER_NEGOTIATE(policy))
{
snprintf(bitnamesbuf + len, sizeof(bitnamesbuf) - len, "+NEVER_NEGOTIATE");
len += strlen(bitnamesbuf + len);
}
return bitnamesbuf;
}
/* test a set by seeing if all bits have names */
bool testset(const char *const table[], lset_t val)
{
lset_t bit;
const char *const *tp;
for (tp = table, bit = 01; val != 0; bit <<= 1, tp++)
{
const char *n = *tp;
if (n == NULL || ((val & bit) && *n == '\0'))
return FALSE;
val &= ~bit;
}
return TRUE;
}
const char sparse_end[] = "end of sparse names";
/* look up enum names in a sparse_names */
const char *sparse_name(sparse_names sd, unsigned long val)
{
const struct sparse_name *p;
for (p = sd; p->name != sparse_end; p++)
if (p->val == val)
return p->name;
return NULL;
}
/* find or construct a string to describe an sparse value
* Result may be in STATIC buffer!
*/
const char* sparse_val_show(sparse_names sd, unsigned long val)
{
const char *p = sparse_name(sd, val);
if (p == NULL)
{
static char buf[12]; /* only one! I hope that it is big enough */
snprintf(buf, sizeof(buf), "%lu??", val);
p = buf;
}
return p;
}
void init_constants(void)
{
happy(anyaddr(AF_INET, &ipv4_any));
happy(anyaddr(AF_INET6, &ipv6_any));
happy(addrtosubnet(&ipv4_any, &ipv4_wildcard));
happy(addrtosubnet(&ipv6_any, &ipv6_wildcard));
happy(initsubnet(&ipv4_any, 0, '0', &ipv4_all));
happy(initsubnet(&ipv6_any, 0, '0', &ipv6_all));
}
u_char secret_of_the_day[HASH_SIZE_SHA1];