X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=include%2Fkeys%2Frxrpc-type.h;h=5cb86c307f5d791298ae0add65bcd1f98dd781fb;hb=ff830b8e5f999d1ccbd0282a666520f0b557daa4;hp=4ea429b187507ae8c78d2fef367bfb553092862d;hpb=fb9fc395174138983a49f2da982ed14caabbe741;p=karo-tx-linux.git

diff --git a/include/keys/rxrpc-type.h b/include/keys/rxrpc-type.h
index 4ea429b18750..5cb86c307f5d 100644
--- a/include/keys/rxrpc-type.h
+++ b/include/keys/rxrpc-type.h
@@ -21,4 +21,111 @@ extern struct key_type key_type_rxrpc;
 
 extern struct key *rxrpc_get_null_key(const char *);
 
-#endif /* _KEYS_USER_TYPE_H */
+/*
+ * RxRPC key for Kerberos IV (type-2 security)
+ */
+struct rxkad_key {
+	u32	vice_id;
+	u32	start;			/* time at which ticket starts */
+	u32	expiry;			/* time at which ticket expires */
+	u32	kvno;			/* key version number */
+	u8	primary_flag;		/* T if key for primary cell for this user */
+	u16	ticket_len;		/* length of ticket[] */
+	u8	session_key[8];		/* DES session key */
+	u8	ticket[0];		/* the encrypted ticket */
+};
+
+/*
+ * Kerberos 5 principal
+ *	name/name/name@realm
+ */
+struct krb5_principal {
+	u8	n_name_parts;		/* N of parts of the name part of the principal */
+	char	**name_parts;		/* parts of the name part of the principal */
+	char	*realm;			/* parts of the realm part of the principal */
+};
+
+/*
+ * Kerberos 5 tagged data
+ */
+struct krb5_tagged_data {
+	/* for tag value, see /usr/include/krb5/krb5.h
+	 * - KRB5_AUTHDATA_* for auth data
+	 * - 
+	 */
+	s32		tag;
+	u32		data_len;
+	u8		*data;
+};
+
+/*
+ * RxRPC key for Kerberos V (type-5 security)
+ */
+struct rxk5_key {
+	u64			authtime;	/* time at which auth token generated */
+	u64			starttime;	/* time at which auth token starts */
+	u64			endtime;	/* time at which auth token expired */
+	u64			renew_till;	/* time to which auth token can be renewed */
+	s32			is_skey;	/* T if ticket is encrypted in another ticket's
+						 * skey */
+	s32			flags;		/* mask of TKT_FLG_* bits (krb5/krb5.h) */
+	struct krb5_principal	client;		/* client principal name */
+	struct krb5_principal	server;		/* server principal name */
+	u16			ticket_len;	/* length of ticket */
+	u16			ticket2_len;	/* length of second ticket */
+	u8			n_authdata;	/* number of authorisation data elements */
+	u8			n_addresses;	/* number of addresses */
+	struct krb5_tagged_data	session;	/* session data; tag is enctype */
+	struct krb5_tagged_data *addresses;	/* addresses */
+	u8			*ticket;	/* krb5 ticket */
+	u8			*ticket2;	/* second krb5 ticket, if related to ticket (via
+						 * DUPLICATE-SKEY or ENC-TKT-IN-SKEY) */
+	struct krb5_tagged_data *authdata;	/* authorisation data */
+};
+
+/*
+ * list of tokens attached to an rxrpc key
+ */
+struct rxrpc_key_token {
+	u16	security_index;		/* RxRPC header security index */
+	struct rxrpc_key_token *next;	/* the next token in the list */
+	union {
+		struct rxkad_key *kad;
+		struct rxk5_key *k5;
+	};
+};
+
+/*
+ * structure of raw payloads passed to add_key() or instantiate key
+ */
+struct rxrpc_key_data_v1 {
+	u32		kif_version;		/* 1 */
+	u16		security_index;
+	u16		ticket_length;
+	u32		expiry;			/* time_t */
+	u32		kvno;
+	u8		session_key[8];
+	u8		ticket[0];
+};
+
+/*
+ * AF_RXRPC key payload derived from XDR format
+ * - based on openafs-1.4.10/src/auth/afs_token.xg
+ */
+#define AFSTOKEN_LENGTH_MAX		16384	/* max payload size */
+#define AFSTOKEN_STRING_MAX		256	/* max small string length */
+#define AFSTOKEN_DATA_MAX		64	/* max small data length */
+#define AFSTOKEN_CELL_MAX		64	/* max cellname length */
+#define AFSTOKEN_MAX			8	/* max tokens per payload */
+#define AFSTOKEN_BDATALN_MAX		16384	/* max big data length */
+#define AFSTOKEN_RK_TIX_MAX		12000	/* max RxKAD ticket size */
+#define AFSTOKEN_GK_KEY_MAX		64	/* max GSSAPI key size */
+#define AFSTOKEN_GK_TOKEN_MAX		16384	/* max GSSAPI token size */
+#define AFSTOKEN_K5_COMPONENTS_MAX	16	/* max K5 components */
+#define AFSTOKEN_K5_NAME_MAX		128	/* max K5 name length */
+#define AFSTOKEN_K5_REALM_MAX		64	/* max K5 realm name length */
+#define AFSTOKEN_K5_TIX_MAX		16384	/* max K5 ticket size */
+#define AFSTOKEN_K5_ADDRESSES_MAX	16	/* max K5 addresses */
+#define AFSTOKEN_K5_AUTHDATA_MAX	16	/* max K5 pieces of auth data */
+
+#endif /* _KEYS_RXRPC_TYPE_H */