39 lines
970 B
C
39 lines
970 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _ISCSI_CHAP_H_
|
|
#define _ISCSI_CHAP_H_
|
|
|
|
#include <linux/types.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
|
|
|
|
struct iscsi_node_auth;
|
|
struct iscsi_conn;
|
|
|
|
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_ ***/
|