37 	struct iscsi_chap *chap = conn->auth_protocol;  in chap_gen_challenge()  local
41 	ret = get_random_bytes_wait(chap->challenge, CHAP_CHALLENGE_LENGTH);  in chap_gen_challenge()
44 	bin2hex(challenge_asciihex, chap->challenge,  in chap_gen_challenge()
100 	struct iscsi_chap *chap;  in chap_server_open()  local
113 	chap = conn->auth_protocol;  in chap_server_open()
123 		chap->digest_type = CHAP_DIGEST_MD5;  in chap_server_open()
124 		pr_debug("[server] Sending CHAP_A=%d\n", chap->digest_type);  in chap_server_open()
136 	chap->id = conn->tpg->tpg_chap_id++;  in chap_server_open()
137 	*aic_len += sprintf(aic_str + *aic_len, "CHAP_I=%d", chap->id);  in chap_server_open()
139 	pr_debug("[server] Sending CHAP_I=%d\n", chap->id);  in chap_server_open()
148 	return chap;  in chap_server_open()
174 	struct iscsi_chap *chap = conn->auth_protocol;  in chap_server_compute_md5()  local
263 	ret = crypto_shash_update(desc, &chap->id, 1);  in chap_server_compute_md5()
276 	ret = crypto_shash_finup(desc, chap->challenge,  in chap_server_compute_md5()
357 	if (!memcmp(challenge_binhex, chap->challenge, CHAP_CHALLENGE_LENGTH)) {  in chap_server_compute_md5()
427 	struct iscsi_chap *chap = conn->auth_protocol;  in chap_got_response()  local
429 	switch (chap->digest_type) {  in chap_got_response()
437 				chap->digest_type);  in chap_got_response()
450 	struct iscsi_chap *chap = conn->auth_protocol;  in chap_main_loop()  local
452 	if (!chap) {  in chap_main_loop()
453 		chap = chap_server_open(conn, auth, in_text, out_text, out_len);  in chap_main_loop()
454 		if (!chap)  in chap_main_loop()
456 		chap->chap_state = CHAP_STAGE_SERVER_AIC;  in chap_main_loop()
458 	} else if (chap->chap_state == CHAP_STAGE_SERVER_AIC) {  in chap_main_loop()
466 			chap->chap_state = CHAP_STAGE_SERVER_NR;  in chap_main_loop()