[net-next-2.6.git] / net / ceph / crypto.h

#ifndef _FS_CEPH_CRYPTO_H
#define _FS_CEPH_CRYPTO_H

#include <linux/ceph/types.h>
#include <linux/ceph/buffer.h>

/*
 * cryptographic secret
 */
struct ceph_crypto_key {
	int type;
	struct ceph_timespec created;
	int len;
	void *key;
};

static inline void ceph_crypto_key_destroy(struct ceph_crypto_key *key)
{
	kfree(key->key);
}

extern int ceph_crypto_key_encode(struct ceph_crypto_key *key,
				  void **p, void *end);
extern int ceph_crypto_key_decode(struct ceph_crypto_key *key,
				  void **p, void *end);
extern int ceph_crypto_key_unarmor(struct ceph_crypto_key *key, const char *in);

/* crypto.c */
extern int ceph_decrypt(struct ceph_crypto_key *secret,
			void *dst, size_t *dst_len,
			const void *src, size_t src_len);
extern int ceph_encrypt(struct ceph_crypto_key *secret,
			void *dst, size_t *dst_len,
			const void *src, size_t src_len);
extern int ceph_decrypt2(struct ceph_crypto_key *secret,
			void *dst1, size_t *dst1_len,
			void *dst2, size_t *dst2_len,
			const void *src, size_t src_len);
extern int ceph_encrypt2(struct ceph_crypto_key *secret,
			 void *dst, size_t *dst_len,
			 const void *src1, size_t src1_len,
			 const void *src2, size_t src2_len);

/* armor.c */
extern int ceph_armor(char *dst, const char *src, const char *end);
extern int ceph_unarmor(char *dst, const char *src, const char *end);

#endif
Commit	Line	Data
8b6e4f2d SW	1	#ifndef _FS_CEPH_CRYPTO_H
	2	#define _FS_CEPH_CRYPTO_H
	3
3d14c5d2 YS	4	#include <linux/ceph/types.h>
3d14c5d2 YS	5	#include <linux/ceph/buffer.h>
8b6e4f2d SW	6
	7	/*
	8	* cryptographic secret
	9	*/
	10	struct ceph_crypto_key {
	11	int type;
	12	struct ceph_timespec created;
	13	int len;
	14	void *key;
	15	};
	16
	17	static inline void ceph_crypto_key_destroy(struct ceph_crypto_key *key)
	18	{
	19	kfree(key->key);
	20	}
	21
	22	extern int ceph_crypto_key_encode(struct ceph_crypto_key *key,
	23	void *p, void end);
	24	extern int ceph_crypto_key_decode(struct ceph_crypto_key *key,
	25	void *p, void end);
	26	extern int ceph_crypto_key_unarmor(struct ceph_crypto_key key, const char in);
	27
	28	/* crypto.c */
	29	extern int ceph_decrypt(struct ceph_crypto_key *secret,
	30	void dst, size_t dst_len,
	31	const void *src, size_t src_len);
	32	extern int ceph_encrypt(struct ceph_crypto_key *secret,
	33	void dst, size_t dst_len,
	34	const void *src, size_t src_len);
	35	extern int ceph_decrypt2(struct ceph_crypto_key *secret,
	36	void dst1, size_t dst1_len,
	37	void dst2, size_t dst2_len,
	38	const void *src, size_t src_len);
	39	extern int ceph_encrypt2(struct ceph_crypto_key *secret,
	40	void dst, size_t dst_len,
	41	const void *src1, size_t src1_len,
	42	const void *src2, size_t src2_len);
	43
	44	/* armor.c */
cd84db6e YS	45	extern int ceph_armor(char dst, const char src, const char *end);
cd84db6e YS	46	extern int ceph_unarmor(char dst, const char src, const char *end);
8b6e4f2d SW	47
8b6e4f2d SW	48	#endif