57 	struct iscsi_chap *chap = conn->auth_protocol;  in chap_gen_challenge()  local
61 	get_random_bytes(chap->challenge, CHAP_CHALLENGE_LENGTH);  in chap_gen_challenge()
62 	chap_binaryhex_to_asciihex(challenge_asciihex, chap->challenge,  in chap_gen_challenge()
117 	struct iscsi_chap *chap;  in chap_server_open()  local
130 	chap = conn->auth_protocol;  in chap_server_open()
140 		chap->digest_type = CHAP_DIGEST_MD5;  in chap_server_open()
141 		pr_debug("[server] Sending CHAP_A=%d\n", chap->digest_type);  in chap_server_open()
152 	chap->id = conn->tpg->tpg_chap_id++;  in chap_server_open()
153 	*aic_len += sprintf(aic_str + *aic_len, "CHAP_I=%d", chap->id);  in chap_server_open()
155 	pr_debug("[server] Sending CHAP_I=%d\n", chap->id);  in chap_server_open()
161 	return chap;  in chap_server_open()
187 	struct iscsi_chap *chap = conn->auth_protocol;  in chap_server_compute_md5()  local
263 	sg_init_one(&sg, &chap->id, 1);  in chap_server_compute_md5()
279 	sg_init_one(&sg, chap->challenge, CHAP_CHALLENGE_LENGTH);  in chap_server_compute_md5()
367 	if (!memcmp(challenge_binhex, chap->challenge, CHAP_CHALLENGE_LENGTH)) {  in chap_server_compute_md5()
455 	struct iscsi_chap *chap = conn->auth_protocol;  in chap_got_response()  local
457 	switch (chap->digest_type) {  in chap_got_response()
465 				chap->digest_type);  in chap_got_response()
478 	struct iscsi_chap *chap = conn->auth_protocol;  in chap_main_loop()  local
480 	if (!chap) {  in chap_main_loop()
481 		chap = chap_server_open(conn, auth, in_text, out_text, out_len);  in chap_main_loop()
482 		if (!chap)  in chap_main_loop()
484 		chap->chap_state = CHAP_STAGE_SERVER_AIC;  in chap_main_loop()
486 	} else if (chap->chap_state == CHAP_STAGE_SERVER_AIC) {  in chap_main_loop()
494 			chap->chap_state = CHAP_STAGE_SERVER_NR;  in chap_main_loop()