Initial import

1 files changed, 92 insertions, 0 deletions

diff --git a/include/linux/sunrpc/auth_gss.h b/include/linux/sunrpc/auth_gss.h
new file mode 100644
index 000000000..36eebc451
--- /dev/null
+++ b/include/linux/sunrpc/auth_gss.h
@@ -0,0 +1,92 @@
+/*
+ * linux/include/linux/sunrpc/auth_gss.h
+ *
+ * Declarations for RPCSEC_GSS
+ *
+ * Dug Song <dugsong@monkey.org>
+ * Andy Adamson <andros@umich.edu>
+ * Bruce Fields <bfields@umich.edu>
+ * Copyright (c) 2000 The Regents of the University of Michigan
+ */
+
+#ifndef _LINUX_SUNRPC_AUTH_GSS_H
+#define _LINUX_SUNRPC_AUTH_GSS_H
+
+#ifdef __KERNEL__
+#include <linux/sunrpc/auth.h>
+#include <linux/sunrpc/svc.h>
+#include <linux/sunrpc/gss_api.h>
+
+#define RPC_GSS_VERSION		1
+
+#define MAXSEQ 0x80000000 /* maximum legal sequence number, from rfc 2203 */
+
+enum rpc_gss_proc {
+	RPC_GSS_PROC_DATA = 0,
+	RPC_GSS_PROC_INIT = 1,
+	RPC_GSS_PROC_CONTINUE_INIT = 2,
+	RPC_GSS_PROC_DESTROY = 3
+};
+
+enum rpc_gss_svc {
+	RPC_GSS_SVC_NONE = 1,
+	RPC_GSS_SVC_INTEGRITY = 2,
+	RPC_GSS_SVC_PRIVACY = 3
+};
+
+/* on-the-wire gss cred: */
+struct rpc_gss_wire_cred {
+	u32			gc_v;		/* version */
+	u32			gc_proc;	/* control procedure */
+	u32			gc_seq;		/* sequence number */
+	u32			gc_svc;		/* service */
+	struct xdr_netobj	gc_ctx;		/* context handle */
+};
+
+/* on-the-wire gss verifier: */
+struct rpc_gss_wire_verf {
+	u32			gv_flavor;
+	struct xdr_netobj	gv_verf;
+};
+
+/* return from gss NULL PROC init sec context */
+struct rpc_gss_init_res {
+	struct xdr_netobj	gr_ctx;		/* context handle */
+	u32			gr_major;	/* major status */
+	u32			gr_minor;	/* minor status */
+	u32			gr_win;		/* sequence window */
+	struct xdr_netobj	gr_token;	/* token */
+};
+
+/* The gss_cl_ctx struct holds all the information the rpcsec_gss client
+ * code needs to know about a single security context.  In particular,
+ * gc_gss_ctx is the context handle that is used to do gss-api calls, while
+ * gc_wire_ctx is the context handle that is used to identify the context on
+ * the wire when communicating with a server. */
+
+struct gss_cl_ctx {
+	atomic_t		count;
+	enum rpc_gss_proc	gc_proc;
+	u32			gc_seq;
+	spinlock_t		gc_seq_lock;
+	struct gss_ctx		*gc_gss_ctx;
+	struct xdr_netobj	gc_wire_ctx;
+	struct xdr_netobj	gc_acceptor;
+	u32			gc_win;
+	unsigned long		gc_expiry;
+	struct rcu_head		gc_rcu;
+};
+
+struct gss_upcall_msg;
+struct gss_cred {
+	struct rpc_cred		gc_base;
+	enum rpc_gss_svc	gc_service;
+	struct gss_cl_ctx __rcu	*gc_ctx;
+	struct gss_upcall_msg	*gc_upcall;
+	const char		*gc_principal;
+	unsigned long		gc_upcall_timestamp;
+};
+
+#endif /* __KERNEL__ */
+#endif /* _LINUX_SUNRPC_AUTH_GSS_H */
+