1
2 #ifndef _FS_CEPH_CRYPTO_H
3 #define _FS_CEPH_CRYPTO_H
4
5 #include <linux/ceph/types.h>
6 #include <linux/ceph/buffer.h>
7
8
9
10
11 struct ceph_crypto_key {
12 int type;
13 struct ceph_timespec created;
14 int len;
15 void *key;
16 struct crypto_sync_skcipher *tfm;
17 };
18
19 int ceph_crypto_key_clone(struct ceph_crypto_key *dst,
20 const struct ceph_crypto_key *src);
21 int ceph_crypto_key_encode(struct ceph_crypto_key *key, void **p, void *end);
22 int ceph_crypto_key_decode(struct ceph_crypto_key *key, void **p, void *end);
23 int ceph_crypto_key_unarmor(struct ceph_crypto_key *key, const char *in);
24 void ceph_crypto_key_destroy(struct ceph_crypto_key *key);
25
26
27 int ceph_crypt(const struct ceph_crypto_key *key, bool encrypt,
28 void *buf, int buf_len, int in_len, int *pout_len);
29 int ceph_crypto_init(void);
30 void ceph_crypto_shutdown(void);
31
32
33 int ceph_armor(char *dst, const char *src, const char *end);
34 int ceph_unarmor(char *dst, const char *src, const char *end);
35
36 #endif