From de9c17eb4a912c9028f7b470eb80815144883b26 Mon Sep 17 00:00:00 2001 From: Kevin Coffman Date: Wed, 17 Mar 2010 13:02:59 -0400 Subject: gss_krb5: add support for new token formats in rfc4121 This is a step toward support for AES encryption types which are required to use the new token formats defined in rfc4121. Signed-off-by: Kevin Coffman [SteveD: Fixed a typo in gss_verify_mic_v2()] Signed-off-by: Steve Dickson [Trond: Got rid of the TEST_ROTATE/TEST_EXTRA_COUNT crap] Signed-off-by: Trond Myklebust --- include/linux/sunrpc/gss_krb5.h | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) (limited to 'include/linux/sunrpc/gss_krb5.h') diff --git a/include/linux/sunrpc/gss_krb5.h b/include/linux/sunrpc/gss_krb5.h index db0522b4c4c9..0085a30fd204 100644 --- a/include/linux/sunrpc/gss_krb5.h +++ b/include/linux/sunrpc/gss_krb5.h @@ -53,6 +53,8 @@ /* Maximum blocksize for the supported crypto algorithms */ #define GSS_KRB5_MAX_BLOCKSIZE (16) +struct krb5_ctx; + struct gss_krb5_enctype { const u32 etype; /* encryption (key) type */ const u32 ctype; /* checksum type */ @@ -75,6 +77,12 @@ struct gss_krb5_enctype { u32 (*mk_key) (const struct gss_krb5_enctype *gk5e, struct xdr_netobj *in, struct xdr_netobj *out); /* complete key generation */ + u32 (*encrypt_v2) (struct krb5_ctx *kctx, u32 offset, + struct xdr_buf *buf, int ec, + struct page **pages); /* v2 encryption function */ + u32 (*decrypt_v2) (struct krb5_ctx *kctx, u32 offset, + struct xdr_buf *buf, u32 *headskip, + u32 *tailskip); /* v2 decryption function */ }; /* krb5_ctx flags definitions */ @@ -112,6 +120,18 @@ extern spinlock_t krb5_seq_lock; #define KG_TOK_MIC_MSG 0x0101 #define KG_TOK_WRAP_MSG 0x0201 +#define KG2_TOK_INITIAL 0x0101 +#define KG2_TOK_RESPONSE 0x0202 +#define KG2_TOK_MIC 0x0404 +#define KG2_TOK_WRAP 0x0504 + +#define KG2_TOKEN_FLAG_SENTBYACCEPTOR 0x01 +#define KG2_TOKEN_FLAG_SEALED 0x02 +#define KG2_TOKEN_FLAG_ACCEPTORSUBKEY 0x04 + +#define KG2_RESP_FLAG_ERROR 0x0001 +#define KG2_RESP_FLAG_DELEG_OK 0x0002 + enum sgn_alg { SGN_ALG_DES_MAC_MD5 = 0x0000, SGN_ALG_MD2_5 = 0x0001, @@ -136,6 +156,9 @@ enum seal_alg { #define CKSUMTYPE_RSA_MD5_DES 0x0008 #define CKSUMTYPE_NIST_SHA 0x0009 #define CKSUMTYPE_HMAC_SHA1_DES3 0x000c +#define CKSUMTYPE_HMAC_SHA1_96_AES128 0x000f +#define CKSUMTYPE_HMAC_SHA1_96_AES256 0x0010 +#define CKSUMTYPE_HMAC_MD5_ARCFOUR -138 /* Microsoft md5 hmac cksumtype */ /* from gssapi_err_krb5.h */ #define KG_CCACHE_NOMATCH (39756032L) @@ -212,6 +235,11 @@ make_checksum(struct krb5_ctx *kctx, char *header, int hdrlen, struct xdr_buf *body, int body_offset, u8 *cksumkey, struct xdr_netobj *cksumout); +u32 +make_checksum_v2(struct krb5_ctx *, char *header, int hdrlen, + struct xdr_buf *body, int body_offset, u8 *key, + struct xdr_netobj *cksum); + u32 gss_get_mic_kerberos(struct gss_ctx *, struct xdr_buf *, struct xdr_netobj *); -- cgit v1.2.3-55-g7522