auth_gss.h
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上传日期:2009-04-28
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- /*
- * linux/include/linux/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
- *
- * $Id$
- */
- #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;
- u32 gc_win;
- unsigned long gc_expiry;
- };
- struct gss_upcall_msg;
- struct gss_cred {
- struct rpc_cred gc_base;
- enum rpc_gss_svc gc_service;
- struct gss_cl_ctx *gc_ctx;
- struct gss_upcall_msg *gc_upcall;
- };
- #define gc_uid gc_base.cr_uid
- #define gc_count gc_base.cr_count
- #define gc_flags gc_base.cr_flags
- #define gc_expire gc_base.cr_expire
- void print_hexl(u32 *p, u_int length, u_int offset);
- #endif /* __KERNEL__ */
- #endif /* _LINUX_SUNRPC_AUTH_GSS_H */