/*
   * osd_sec.h - OSD security manager API
   *
   * Copyright (C) 2008 Panasas Inc.  All rights reserved.
   *
   * Authors:
   *   Boaz Harrosh <bharrosh@panasas.com>
   *   Benny Halevy <bhalevy@panasas.com>
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2
   *
   */
  #ifndef __OSD_SEC_H__
  #define __OSD_SEC_H__
  
  #include <scsi/osd_protocol.h>
  #include <scsi/osd_types.h>
  
  /*
   * Contains types and constants of osd capabilities and security
   * encoding/decoding.
   * API is trying to keep security abstract so initiator of an object
   * based pNFS client knows as little as possible about security and
   * capabilities. It is the Server's osd-initiator place to know more.
   * Also can be used by osd-target.
   */
  void osd_sec_encode_caps(void *caps, ...);/* NI */
  void osd_sec_init_nosec_doall_caps(void *caps,
  	const struct osd_obj_id *obj, bool is_collection, const bool is_v1);
  
  bool osd_is_sec_alldata(struct osd_security_parameters *sec_params);
  
  /* Conditionally sign the CDB according to security setting in ocdb
   * with cap_key */
  void osd_sec_sign_cdb(struct osd_cdb *ocdb, const u8 *cap_key);
  
  /* Unconditionally sign the BIO data with cap_key.
   * Check for osd_is_sec_alldata() was done prior to calling this. */
  void osd_sec_sign_data(void *data_integ, struct bio *bio, const u8 *cap_key);
  
  /* Version independent copy of caps into the cdb */
  void osd_set_caps(struct osd_cdb *cdb, const void *caps);
  
  #endif /* ndef __OSD_SEC_H__ */