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8323c3aa74
This makes the base64 logic be contained in mount option parsing, and prepares us for replacing the homebew key management with the kernel key retention service. Signed-off-by: Tommi Virtanen <tommi.virtanen@dreamhost.com> Signed-off-by: Sage Weil <sage@newdream.net>
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
#ifndef _FS_CEPH_CRYPTO_H
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#define _FS_CEPH_CRYPTO_H
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#include <linux/ceph/types.h>
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#include <linux/ceph/buffer.h>
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/*
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* cryptographic secret
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*/
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struct ceph_crypto_key {
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int type;
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struct ceph_timespec created;
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int len;
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void *key;
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};
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static inline void ceph_crypto_key_destroy(struct ceph_crypto_key *key)
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{
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kfree(key->key);
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}
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extern int ceph_crypto_key_clone(struct ceph_crypto_key *dst,
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const struct ceph_crypto_key *src);
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extern int ceph_crypto_key_encode(struct ceph_crypto_key *key,
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void **p, void *end);
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extern int ceph_crypto_key_decode(struct ceph_crypto_key *key,
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void **p, void *end);
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extern int ceph_crypto_key_unarmor(struct ceph_crypto_key *key, const char *in);
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/* crypto.c */
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extern int ceph_decrypt(struct ceph_crypto_key *secret,
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void *dst, size_t *dst_len,
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const void *src, size_t src_len);
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extern int ceph_encrypt(struct ceph_crypto_key *secret,
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void *dst, size_t *dst_len,
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const void *src, size_t src_len);
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extern int ceph_decrypt2(struct ceph_crypto_key *secret,
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void *dst1, size_t *dst1_len,
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void *dst2, size_t *dst2_len,
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const void *src, size_t src_len);
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extern int ceph_encrypt2(struct ceph_crypto_key *secret,
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void *dst, size_t *dst_len,
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const void *src1, size_t src1_len,
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const void *src2, size_t src2_len);
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/* armor.c */
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extern int ceph_armor(char *dst, const char *src, const char *end);
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extern int ceph_unarmor(char *dst, const char *src, const char *end);
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#endif
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