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 time64_t 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
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