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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/net/ceph/crypto.h
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#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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extern int ceph_crypto_init(void);

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extern void ceph_crypto_shutdown(void);

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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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