net/ceph/auth_x.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _FS_CEPH_AUTH_X_H
   3 #define _FS_CEPH_AUTH_X_H
   4
   5 #include <linux/rbtree.h>
   6
   7 #include <linux/ceph/auth.h>
   8
   9 #include "crypto.h"
  10 #include "auth_x_protocol.h"
  11
  12 /*
  13  * Handle ticket for a single service.
  14  */
  15 struct ceph_x_ticket_handler {
  16         struct rb_node node;
  17         unsigned int service;
  18
  19         struct ceph_crypto_key session_key;
  20         bool have_key;
  21
  22         u64 secret_id;
  23         struct ceph_buffer *ticket_blob;
  24
  25         unsigned long renew_after, expires;
  26 };
  27
  28 #define CEPHX_AU_ENC_BUF_LEN    128  /* big enough for encrypted blob */
  29
  30 struct ceph_x_authorizer {
  31         struct ceph_authorizer base;
  32         struct ceph_crypto_key session_key;
  33         struct ceph_buffer *buf;
  34         unsigned int service;
  35         u64 nonce;
  36         u64 secret_id;
  37         char enc_buf[CEPHX_AU_ENC_BUF_LEN] __aligned(8);
  38 };
  39
  40 struct ceph_x_info {
  41         struct ceph_crypto_key secret;
  42
  43         bool starting;
  44         u64 server_challenge;
  45
  46         unsigned int have_keys;
  47         struct rb_root ticket_handlers;
  48
  49         struct ceph_x_authorizer auth_authorizer;
  50 };
  51
  52 int ceph_x_init(struct ceph_auth_client *ac);
  53
  54 #endif
  55