patch-2.1.32 linux/include/linux/sunrpc/auth.h

• Lines: 100
• Date: Fri Apr 4 12:19:02 1997
• Orig file: v2.1.31/linux/include/linux/sunrpc/auth.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.31/linux/include/linux/sunrpc/auth.h linux/include/linux/sunrpc/auth.h
@@ -0,0 +1,99 @@
+/*
+ * linux/include/linux/auth.h
+ *
+ * Declarations for the RPC authentication machinery.
+ *
+ * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
+ */
+
+#ifndef _LINUX_SUNRPC_AUTH_H
+#define _LINUX_SUNRPC_AUTH_H
+
+#ifdef __KERNEL__
+
+#include <linux/config.h>
+#include <linux/sunrpc/sched.h>
+
+
+/*
+ * Client user credentials
+ */
+struct rpc_cred {
+	struct rpc_cred *	cr_next;	/* linked list */
+	unsigned long		cr_expire;	/* when to gc */
+	unsigned short		cr_count;	/* ref count */
+	unsigned short		cr_flags;	/* various flags */
+
+	uid_t			cr_uid;
+
+	/* per-flavor data */
+};
+#define RPCAUTH_CRED_LOCKED	0x0001
+#define RPCAUTH_CRED_UPTODATE	0x0002
+#define RPCAUTH_CRED_DEAD	0x0004
+
+/*
+ * Client authentication handle
+ */
+#define RPC_CREDCACHE_NR	8
+struct rpc_auth {
+	struct rpc_cred *	au_credcache[RPC_CREDCACHE_NR];
+	unsigned long		au_expire;	/* cache expiry interval */
+	unsigned long		au_nextgc;	/* next garbage collection */
+	unsigned int		au_cslack;	/* call cred size estimate */
+	unsigned int		au_rslack;	/* reply verf size guess */
+	unsigned int		au_flags;	/* various flags */
+	struct rpc_authops *	au_ops;		/* operations */
+
+	/* per-flavor data */
+};
+#define RPC_AUTH_PROC_CREDS	0x0010		/* process creds (including
+						 * uid/gid, fs[ug]id, gids)
+						 */
+
+/*
+ * Client authentication ops
+ */
+struct rpc_authops {
+	unsigned int		au_flavor;	/* flavor (RPC_AUTH_*) */
+#ifdef RPC_DEBUG
+	char *			au_name;
+#endif
+	struct rpc_auth *	(*create)(struct rpc_clnt *);
+	void			(*destroy)(struct rpc_auth *);
+
+	struct rpc_cred *	(*crcreate)(struct rpc_task *);
+	void			(*crdestroy)(struct rpc_cred *);
+
+	int			(*crmatch)(struct rpc_task *, struct rpc_cred*);
+	u32 *			(*crmarshal)(struct rpc_task *, u32 *, int);
+	int			(*crrefresh)(struct rpc_task *);
+	u32 *			(*crvalidate)(struct rpc_task *, u32 *);
+};
+
+extern struct rpc_authops	authunix_ops;
+extern struct rpc_authops	authnull_ops;
+#ifdef CONFIG_SUNRPC_SECURE
+extern struct rpc_authops	authdes_ops;
+#endif
+
+int			rpcauth_register(struct rpc_authops *);
+int			rpcauth_unregister(struct rpc_authops *);
+struct rpc_auth *	rpcauth_create(unsigned int, struct rpc_clnt *);
+void			rpcauth_destroy(struct rpc_auth *);
+struct rpc_cred *	rpcauth_lookupcred(struct rpc_task *);
+void			rpcauth_holdcred(struct rpc_task *);
+void			rpcauth_releasecred(struct rpc_task *);
+int			rpcauth_matchcred(struct rpc_task *, struct rpc_cred *);
+u32 *			rpcauth_marshcred(struct rpc_task *, u32 *);
+u32 *			rpcauth_checkverf(struct rpc_task *, u32 *);
+int			rpcauth_refreshcred(struct rpc_task *);
+void			rpcauth_invalcred(struct rpc_task *);
+int			rpcauth_uptodatecred(struct rpc_task *);
+void			rpcauth_init_credcache(struct rpc_auth *);
+void			rpcauth_free_credcache(struct rpc_auth *);
+void			rpcauth_insert_credcache(struct rpc_auth *,
+						struct rpc_cred *);
+
+#endif /* __KERNEL__ */
+#endif /* _LINUX_SUNRPC_AUTH_H */