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support of AES_XCBC and CAMELLIA ESP cipher by pluto

This commit is contained in:
Andreas Steffen 2008-04-18 17:01:45 +00:00
parent 855c9a9089
commit 1da277f045
4 changed files with 65 additions and 72 deletions
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78
src/libfreeswan/pfkeyv2.h
View File

@ -312,49 +312,39 @@ struct sadb_protocol {
#define SADB_X_SAFLAGS_CLEARFLOW 4
#define SADB_X_SAFLAGS_INFLOW 8
/* not obvious, but these are the same values as used in isakmp,
* and in freeswan/ipsec_policy.h. If you need to add any, they
* should be added as according to
* http://www.iana.org/assignments/isakmp-registry
*
* and if not, then please try to use a private-use value, and
* consider asking IANA to assign a value.
*/
#define SADB_AALG_NONE 0
#define SADB_AALG_MD5_HMAC 2
#define SADB_AALG_SHA1_HMAC 3
#define SADB_AALG_DES_MAC 4
#define SADB_AALG_SHA2_256_HMAC 5
#define SADB_AALG_SHA2_384_HMAC 6
#define SADB_AALG_SHA2_512_HMAC 7
#define SADB_AALG_RIPEMD_160_HMAC 8
#define SADB_AALG_AES_XCBC_MAC 9
/* Authentication algorithms */
#define SADB_AALG_NONE 0
#define SADB_AALG_MD5HMAC 2
#define SADB_AALG_SHA1HMAC 3
#define SADB_X_AALG_SHA2_256HMAC 5
#define SADB_X_AALG_SHA2_384HMAC 6
#define SADB_X_AALG_SHA2_512HMAC 7
#define SADB_X_AALG_RIPEMD160HMAC 8
#define SADB_X_AALG_AES_XCBC_MAC 9
#define SADB_X_AALG_NULL 251 /* kame */
#define SADB_AALG_MAX 251
/* Encryption algorithms */
#define SADB_EALG_NONE 0
#define SADB_EALG_DES_CBC 2
#define SADB_EALG_3DES_CBC 3
#define SADB_EALG_RC5_CBC 4
#define SADB_EALG_IDEA_CBC 5
#define SADB_EALG_CAST_CBC 6
#define SADB_EALG_BLOWFISH_CBC 7
#define SADB_EALG_DESCBC 2
#define SADB_EALG_3DESCBC 3
#define SADB_X_EALG_CASTCBC 6
#define SADB_X_EALG_BLOWFISHCBC 7
#define SADB_EALG_NULL 11
#define SADB_EALG_AES_CBC 12
#define SADB_EALG_AES_CTR 13
#define SADB_X_EALG_SERPENT_CBC 252
#define SADB_X_EALG_TWOFISH_CBC 253
#define SADB_EALG_MAX 253
#define SADB_X_EALG_AESCBC 12
#define SADB_X_EALG_CAMELLIACBC 22
#define SADB_EALG_MAX 253 /* last EALG */
/* private allocations should use 249-255 (RFC2407) */
#define SADB_X_EALG_SERPENTCBC 252 /* draft-ietf-ipsec-ciph-aes-cbc-00 */
#define SADB_X_EALG_TWOFISHCBC 253 /* draft-ietf-ipsec-ciph-aes-cbc-00 */
#define SADB_X_CALG_NONE 0
#define SADB_X_CALG_OUI 1
#define SADB_X_CALG_DEFLATE 2
#define SADB_X_CALG_LZS 3
#define SADB_X_CALG_V42BIS 4
#ifdef KERNEL26_HAS_KAME_DUPLICATES
#define SADB_X_CALG_LZJH 4
#endif
#define SADB_X_CALG_MAX 4
/* Compression algorithms */
#define SADB_X_CALG_NONE 0
#define SADB_X_CALG_OUI 1
#define SADB_X_CALG_DEFLATE 2
#define SADB_X_CALG_LZS 3
#define SADB_X_CALG_LZJH 4
#define SADB_X_CALG_MAX 4
#define SADB_X_TALG_NONE 0
#define SADB_X_TALG_IPv4_in_IPv4 1
@ -363,13 +353,11 @@ struct sadb_protocol {
#define SADB_X_TALG_IPv6_in_IPv6 4
#define SADB_X_TALG_MAX 4
/* Identity Extension values */
#define SADB_IDENTTYPE_RESERVED 0
#define SADB_IDENTTYPE_PREFIX 1
#define SADB_IDENTTYPE_FQDN 2
#define SADB_IDENTTYPE_USERFQDN 3
#define SADB_IDENTTYPE_MAX 3
#define SADB_IDENTTYPE_RESERVED 0
#define SADB_IDENTTYPE_PREFIX 1
#define SADB_IDENTTYPE_FQDN 2
#define SADB_IDENTTYPE_USERFQDN 3
#define SADB_X_IDENTTYPE_CONNECTION 4
#define SADB_IDENTTYPE_MAX 4
#define SADB_KEY_FLAGS_MAX 0
#endif /* __PFKEY_V2_H */

10
src/pluto/alg_info.c
View File

@ -96,8 +96,8 @@ alg_info_esp_sadb2aa(int sadb_aalg)
int auth = 0;
switch(sadb_aalg) {
case SADB_AALG_MD5_HMAC:
case SADB_AALG_SHA1_HMAC:
case SADB_AALG_MD5HMAC:
case SADB_AALG_SHA1HMAC:
auth = sadb_aalg - 1;
break;
/* since they are the same ... :) */
@ -195,7 +195,11 @@ aalg_getbyname_esp(const char *const str, int len)
/* interpret 'SHA' as 'SHA1' */
if (strncasecmp("SHA", str, len) == 0)
return enum_search(&auth_alg_names, "AUTH_ALGORITHM_HMAC_SHA1");
return AUTH_ALGORITHM_HMAC_SHA1;
/* interpret 'AESXCBC' as 'AES_XCBC_MAC' */
if (strncasecmp("AESXCBC", str, len) == 0)
return AUTH_ALGORITHM_AES_XCBC_MAC;
ret = enum_search_prefix(&auth_alg_names,"AUTH_ALGORITHM_HMAC_", str ,len);
if (ret >= 0)

20
src/pluto/kernel.c
View File

@ -1827,30 +1827,30 @@ setup_half_ipsec_sa(struct state *st, bool inbound)
static const struct esp_info esp_info[] = {
{ ESP_NULL, AUTH_ALGORITHM_HMAC_MD5,
0, HMAC_MD5_KEY_LEN,
SADB_EALG_NULL, SADB_AALG_MD5_HMAC },
SADB_EALG_NULL, SADB_AALG_MD5HMAC },
{ ESP_NULL, AUTH_ALGORITHM_HMAC_SHA1,
0, HMAC_SHA1_KEY_LEN,
SADB_EALG_NULL, SADB_AALG_SHA1_HMAC },
SADB_EALG_NULL, SADB_AALG_SHA1HMAC },
{ ESP_DES, AUTH_ALGORITHM_NONE,
DES_CBC_BLOCK_SIZE, 0,
SADB_EALG_DES_CBC, SADB_AALG_NONE },
SADB_EALG_DESCBC, SADB_AALG_NONE },
{ ESP_DES, AUTH_ALGORITHM_HMAC_MD5,
DES_CBC_BLOCK_SIZE, HMAC_MD5_KEY_LEN,
SADB_EALG_DES_CBC, SADB_AALG_MD5_HMAC },
SADB_EALG_DESCBC, SADB_AALG_MD5HMAC },
{ ESP_DES, AUTH_ALGORITHM_HMAC_SHA1,
DES_CBC_BLOCK_SIZE,
HMAC_SHA1_KEY_LEN, SADB_EALG_DES_CBC, SADB_AALG_SHA1_HMAC },
HMAC_SHA1_KEY_LEN, SADB_EALG_DESCBC, SADB_AALG_SHA1HMAC },
{ ESP_3DES, AUTH_ALGORITHM_NONE,
DES_CBC_BLOCK_SIZE * 3, 0,
SADB_EALG_3DES_CBC, SADB_AALG_NONE },
SADB_EALG_3DESCBC, SADB_AALG_NONE },
{ ESP_3DES, AUTH_ALGORITHM_HMAC_MD5,
DES_CBC_BLOCK_SIZE * 3, HMAC_MD5_KEY_LEN,
SADB_EALG_3DES_CBC, SADB_AALG_MD5_HMAC },
SADB_EALG_3DESCBC, SADB_AALG_MD5HMAC },
{ ESP_3DES, AUTH_ALGORITHM_HMAC_SHA1,
DES_CBC_BLOCK_SIZE * 3, HMAC_SHA1_KEY_LEN,
SADB_EALG_3DES_CBC, SADB_AALG_SHA1_HMAC },
SADB_EALG_3DESCBC, SADB_AALG_SHA1HMAC },
};
u_int8_t natt_type = 0;
@ -1976,11 +1976,11 @@ setup_half_ipsec_sa(struct state *st, bool inbound)
switch (st->st_ah.attrs.auth)
{
case AUTH_ALGORITHM_HMAC_MD5:
authalg = SADB_AALG_MD5_HMAC;
authalg = SADB_AALG_MD5HMAC;
break;
case AUTH_ALGORITHM_HMAC_SHA1:
authalg = SADB_AALG_SHA1_HMAC;
authalg = SADB_AALG_SHA1HMAC;
break;
default:

29
src/pluto/kernel_netlink.c
View File

@ -83,12 +83,13 @@ static sparse_names xfrm_type_names = {
/* Authentication algorithms */
static sparse_names aalg_list = {
{ SADB_X_AALG_NULL, "digest_null" },
{ SADB_AALG_MD5_HMAC, "md5" },
{ SADB_AALG_SHA1_HMAC, "sha1" },
{ SADB_AALG_SHA2_256_HMAC, "sha256" },
{ SADB_AALG_SHA2_384_HMAC, "sha384" },
{ SADB_AALG_SHA2_512_HMAC, "sha512" },
{ SADB_AALG_RIPEMD_160_HMAC, "ripemd160" },
{ SADB_AALG_MD5HMAC, "md5" },
{ SADB_AALG_SHA1HMAC, "sha1" },
{ SADB_X_AALG_SHA2_256HMAC, "sha256" },
{ SADB_X_AALG_SHA2_384HMAC, "sha384" },
{ SADB_X_AALG_SHA2_512HMAC, "sha512" },
{ SADB_X_AALG_RIPEMD160HMAC, "ripemd160" },
{ SADB_X_AALG_AES_XCBC_MAC, "aesxcbc"},
{ SADB_X_AALG_NULL, "null" },
{ 0, sparse_end }
};
@ -96,14 +97,14 @@ static sparse_names aalg_list = {
/* Encryption algorithms */
static sparse_names ealg_list = {
{ SADB_EALG_NULL, "cipher_null" },
{ SADB_EALG_DES_CBC, "des" },
{ SADB_EALG_3DES_CBC, "des3_ede" },
{ SADB_EALG_IDEA_CBC, "idea" },
{ SADB_EALG_CAST_CBC, "cast128" },
{ SADB_EALG_BLOWFISH_CBC, "blowfish" },
{ SADB_EALG_AES_CBC, "aes" },
{ SADB_X_EALG_SERPENT_CBC, "serpent" },
{ SADB_X_EALG_TWOFISH_CBC, "twofish" },
{ SADB_EALG_DESCBC, "des" },
{ SADB_EALG_3DESCBC, "des3_ede" },
{ SADB_X_EALG_CASTCBC, "cast128" },
{ SADB_X_EALG_BLOWFISHCBC, "blowfish" },
{ SADB_X_EALG_AESCBC, "aes" },
{ SADB_X_EALG_CAMELLIACBC, "camellia" },
{ SADB_X_EALG_SERPENTCBC, "serpent" },
{ SADB_X_EALG_TWOFISHCBC, "twofish" },
{ 0, sparse_end }
};