1 #ifndef _FS_CEPH_CRYPTO_H
2 #define _FS_CEPH_CRYPTO_H
4 #include <linux/ceph/types.h>
5 #include <linux/ceph/buffer.h>
10 struct ceph_crypto_key {
12 struct ceph_timespec created;
15 struct crypto_skcipher *tfm;
18 int ceph_crypto_key_clone(struct ceph_crypto_key *dst,
19 const struct ceph_crypto_key *src);
20 int ceph_crypto_key_encode(struct ceph_crypto_key *key, void **p, void *end);
21 int ceph_crypto_key_decode(struct ceph_crypto_key *key, void **p, void *end);
22 int ceph_crypto_key_unarmor(struct ceph_crypto_key *key, const char *in);
23 void ceph_crypto_key_destroy(struct ceph_crypto_key *key);
26 int ceph_crypt(const struct ceph_crypto_key *key, bool encrypt,
27 void *buf, int buf_len, int in_len, int *pout_len);
28 int ceph_crypto_init(void);
29 void ceph_crypto_shutdown(void);
32 int ceph_armor(char *dst, const char *src, const char *end);
33 int ceph_unarmor(char *dst, const char *src, const char *end);