LXR linux/include/keys/request_key

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/* request_key authorisation token key type
   3 *
   4 * Copyright (C) 2005 Red Hat, Inc. All Rights Reserved.
   5 * Written by David Howells (dhowells@redhat.com)
   6 */
   7
   8#ifndef _KEYS_REQUEST_KEY_AUTH_TYPE_H
   9#define _KEYS_REQUEST_KEY_AUTH_TYPE_H
  10
  11#include <linux/key.h>
  12
  13/*
  14 * Authorisation record for request_key().
  15 */
  16struct request_key_auth {
  17        struct rcu_head         rcu;
  18        struct key              *target_key;
  19        struct key              *dest_keyring;
  20        const struct cred       *cred;
  21        void                    *callout_info;
  22        size_t                  callout_len;
  23        pid_t                   pid;
  24        char                    op[8];
  25} __randomize_layout;
  26
  27static inline struct request_key_auth *get_request_key_auth(const struct key *key)
  28{
  29        return key->payload.data[0];
  30}
  31
  32
  33#endif /* _KEYS_REQUEST_KEY_AUTH_TYPE_H */
  34