0b04082995
This patch removes CVS keywords that weren't updated for a long time from comments. Signed-off-by: Adrian Bunk <bunk@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
134 lines
3.7 KiB
C
134 lines
3.7 KiB
C
/*
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* linux/include/linux/sunrpc/gss_api.h
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*
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* Somewhat simplified version of the gss api.
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*
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* Dug Song <dugsong@monkey.org>
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* Andy Adamson <andros@umich.edu>
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* Bruce Fields <bfields@umich.edu>
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* Copyright (c) 2000 The Regents of the University of Michigan
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*/
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#ifndef _LINUX_SUNRPC_GSS_API_H
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#define _LINUX_SUNRPC_GSS_API_H
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#ifdef __KERNEL__
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#include <linux/sunrpc/xdr.h>
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#include <linux/uio.h>
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/* The mechanism-independent gss-api context: */
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struct gss_ctx {
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struct gss_api_mech *mech_type;
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void *internal_ctx_id;
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};
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#define GSS_C_NO_BUFFER ((struct xdr_netobj) 0)
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#define GSS_C_NO_CONTEXT ((struct gss_ctx *) 0)
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#define GSS_C_NULL_OID ((struct xdr_netobj) 0)
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/*XXX arbitrary length - is this set somewhere? */
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#define GSS_OID_MAX_LEN 32
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/* gss-api prototypes; note that these are somewhat simplified versions of
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* the prototypes specified in RFC 2744. */
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int gss_import_sec_context(
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const void* input_token,
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size_t bufsize,
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struct gss_api_mech *mech,
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struct gss_ctx **ctx_id);
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u32 gss_get_mic(
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struct gss_ctx *ctx_id,
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struct xdr_buf *message,
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struct xdr_netobj *mic_token);
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u32 gss_verify_mic(
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struct gss_ctx *ctx_id,
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struct xdr_buf *message,
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struct xdr_netobj *mic_token);
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u32 gss_wrap(
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struct gss_ctx *ctx_id,
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int offset,
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struct xdr_buf *outbuf,
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struct page **inpages);
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u32 gss_unwrap(
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struct gss_ctx *ctx_id,
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int offset,
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struct xdr_buf *inbuf);
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u32 gss_delete_sec_context(
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struct gss_ctx **ctx_id);
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u32 gss_svc_to_pseudoflavor(struct gss_api_mech *, u32 service);
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u32 gss_pseudoflavor_to_service(struct gss_api_mech *, u32 pseudoflavor);
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char *gss_service_to_auth_domain_name(struct gss_api_mech *, u32 service);
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struct pf_desc {
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u32 pseudoflavor;
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u32 service;
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char *name;
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char *auth_domain_name;
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};
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/* Different mechanisms (e.g., krb5 or spkm3) may implement gss-api, and
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* mechanisms may be dynamically registered or unregistered by modules. */
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/* Each mechanism is described by the following struct: */
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struct gss_api_mech {
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struct list_head gm_list;
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struct module *gm_owner;
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struct xdr_netobj gm_oid;
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char *gm_name;
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const struct gss_api_ops *gm_ops;
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/* pseudoflavors supported by this mechanism: */
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int gm_pf_num;
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struct pf_desc * gm_pfs;
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};
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/* and must provide the following operations: */
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struct gss_api_ops {
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int (*gss_import_sec_context)(
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const void *input_token,
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size_t bufsize,
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struct gss_ctx *ctx_id);
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u32 (*gss_get_mic)(
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struct gss_ctx *ctx_id,
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struct xdr_buf *message,
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struct xdr_netobj *mic_token);
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u32 (*gss_verify_mic)(
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struct gss_ctx *ctx_id,
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struct xdr_buf *message,
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struct xdr_netobj *mic_token);
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u32 (*gss_wrap)(
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struct gss_ctx *ctx_id,
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int offset,
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struct xdr_buf *outbuf,
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struct page **inpages);
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u32 (*gss_unwrap)(
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struct gss_ctx *ctx_id,
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int offset,
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struct xdr_buf *buf);
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void (*gss_delete_sec_context)(
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void *internal_ctx_id);
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};
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int gss_mech_register(struct gss_api_mech *);
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void gss_mech_unregister(struct gss_api_mech *);
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/* returns a mechanism descriptor given an OID, and increments the mechanism's
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* reference count. */
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struct gss_api_mech * gss_mech_get_by_OID(struct xdr_netobj *);
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/* Returns a reference to a mechanism, given a name like "krb5" etc. */
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struct gss_api_mech *gss_mech_get_by_name(const char *);
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/* Similar, but get by pseudoflavor. */
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struct gss_api_mech *gss_mech_get_by_pseudoflavor(u32);
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/* Just increments the mechanism's reference count and returns its input: */
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struct gss_api_mech * gss_mech_get(struct gss_api_mech *);
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/* For every successful gss_mech_get or gss_mech_get_by_* call there must be a
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* corresponding call to gss_mech_put. */
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void gss_mech_put(struct gss_api_mech *);
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#endif /* __KERNEL__ */
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#endif /* _LINUX_SUNRPC_GSS_API_H */
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