Release 4.7 drivers/target/iscsi/iscsi_target_auth.h

#ifndef _ISCSI_CHAP_H_

#define _ISCSI_CHAP_H_


#define CHAP_DIGEST_UNKNOWN	0

#define CHAP_DIGEST_MD5		5

#define CHAP_DIGEST_SHA		6


#define CHAP_CHALLENGE_LENGTH	16

#define CHAP_CHALLENGE_STR_LEN	4096

#define MAX_RESPONSE_LENGTH	64	
/* sufficient for MD5 */

#define	MAX_CHAP_N_SIZE		512


#define MD5_SIGNATURE_SIZE	16	
/* 16 bytes in a MD5 message digest */


#define CHAP_STAGE_CLIENT_A	1

#define CHAP_STAGE_SERVER_AIC	2

#define CHAP_STAGE_CLIENT_NR	3

#define CHAP_STAGE_CLIENT_NRIC	4

#define CHAP_STAGE_SERVER_NR	5

extern u32 chap_main_loop(struct iscsi_conn *, struct iscsi_node_auth *, char *, char *,
				int *, int *);


struct iscsi_chap {
	
unsigned char	digest_type;
	
unsigned char	id;
	
unsigned char	challenge[CHAP_CHALLENGE_LENGTH];
	
unsigned int	authenticate_target;
	
unsigned int	chap_state;
} 
____cacheline_aligned;

#endif   /*** _ISCSI_CHAP_H_ ***/
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Directory: drivers/target/iscsi

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