| 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 |