32 static int llc_conn_ac_inc_vs_by_1(struct sock *sk, struct sk_buff *skb);
33 static void llc_process_tmr_ev(struct sock *sk, struct sk_buff *skb);
36 static int llc_conn_ac_inc_npta_value(struct sock *sk, struct sk_buff *skb);
39 					       struct sk_buff *skb);
41 static int llc_conn_ac_set_p_flag_1(struct sock *sk, struct sk_buff *skb);
45 int llc_conn_ac_clear_remote_busy(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_clear_remote_busy()  argument
51 		struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);  in llc_conn_ac_clear_remote_busy()
61 int llc_conn_ac_conn_ind(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_conn_ind()  argument
63 	struct llc_conn_state_ev *ev = llc_conn_ev(skb);  in llc_conn_ac_conn_ind()
69 int llc_conn_ac_conn_confirm(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_conn_confirm()  argument
71 	struct llc_conn_state_ev *ev = llc_conn_ev(skb);  in llc_conn_ac_conn_confirm()
77 static int llc_conn_ac_data_confirm(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_data_confirm()  argument
79 	struct llc_conn_state_ev *ev = llc_conn_ev(skb);  in llc_conn_ac_data_confirm()
85 int llc_conn_ac_data_ind(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_data_ind()  argument
87 	llc_conn_rtn_pdu(sk, skb);  in llc_conn_ac_data_ind()
91 int llc_conn_ac_disc_ind(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_disc_ind()  argument
93 	struct llc_conn_state_ev *ev = llc_conn_ev(skb);  in llc_conn_ac_disc_ind()
98 		struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);  in llc_conn_ac_disc_ind()
119 int llc_conn_ac_disc_confirm(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_disc_confirm()  argument
121 	struct llc_conn_state_ev *ev = llc_conn_ev(skb);  in llc_conn_ac_disc_confirm()
128 int llc_conn_ac_rst_ind(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_rst_ind()  argument
132 	struct llc_conn_state_ev *ev = llc_conn_ev(skb);  in llc_conn_ac_rst_ind()
133 	struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);  in llc_conn_ac_rst_ind()
167 int llc_conn_ac_rst_confirm(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_rst_confirm()  argument
169 	struct llc_conn_state_ev *ev = llc_conn_ev(skb);  in llc_conn_ac_rst_confirm()
177 					    struct sk_buff *skb)  in llc_conn_ac_clear_remote_busy_if_f_eq_1()  argument
179 	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);  in llc_conn_ac_clear_remote_busy_if_f_eq_1()
184 		llc_conn_ac_clear_remote_busy(sk, skb);  in llc_conn_ac_clear_remote_busy_if_f_eq_1()
189 					       struct sk_buff *skb)  in llc_conn_ac_stop_rej_tmr_if_data_flag_eq_2()  argument
198 int llc_conn_ac_send_disc_cmd_p_set_x(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_disc_cmd_p_set_x()  argument
214 		llc_conn_ac_set_p_flag_1(sk, skb);  in llc_conn_ac_send_disc_cmd_p_set_x()
223 int llc_conn_ac_send_dm_rsp_f_set_p(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_dm_rsp_f_set_p()  argument
233 		llc_pdu_decode_pf_bit(skb, &f_bit);  in llc_conn_ac_send_dm_rsp_f_set_p()
249 int llc_conn_ac_send_dm_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_dm_rsp_f_set_1()  argument
273 int llc_conn_ac_send_frmr_rsp_f_set_x(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_frmr_rsp_f_set_x()  argument
278 	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);  in llc_conn_ac_send_frmr_rsp_f_set_x()
283 		llc_pdu_decode_pf_bit(skb, &f_bit);  in llc_conn_ac_send_frmr_rsp_f_set_x()
307 int llc_conn_ac_resend_frmr_rsp_f_set_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_resend_frmr_rsp_f_set_0()  argument
334 int llc_conn_ac_resend_frmr_rsp_f_set_p(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_resend_frmr_rsp_f_set_p()  argument
341 	llc_pdu_decode_pf_bit(skb, &f_bit);  in llc_conn_ac_resend_frmr_rsp_f_set_p()
346 		struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);  in llc_conn_ac_resend_frmr_rsp_f_set_p()
364 int llc_conn_ac_send_i_cmd_p_set_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_i_cmd_p_set_1()  argument
370 	llc_pdu_header_init(skb, LLC_PDU_TYPE_I, sap->laddr.lsap,  in llc_conn_ac_send_i_cmd_p_set_1()
372 	llc_pdu_init_as_i_cmd(skb, 1, llc->vS, llc->vR);  in llc_conn_ac_send_i_cmd_p_set_1()
373 	rc = llc_mac_hdr_init(skb, llc->dev->dev_addr, llc->daddr.mac);  in llc_conn_ac_send_i_cmd_p_set_1()
375 		llc_conn_send_pdu(sk, skb);  in llc_conn_ac_send_i_cmd_p_set_1()
376 		llc_conn_ac_inc_vs_by_1(sk, skb);  in llc_conn_ac_send_i_cmd_p_set_1()
381 static int llc_conn_ac_send_i_cmd_p_set_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_i_cmd_p_set_0()  argument
387 	llc_pdu_header_init(skb, LLC_PDU_TYPE_I, sap->laddr.lsap,  in llc_conn_ac_send_i_cmd_p_set_0()
389 	llc_pdu_init_as_i_cmd(skb, 0, llc->vS, llc->vR);  in llc_conn_ac_send_i_cmd_p_set_0()
390 	rc = llc_mac_hdr_init(skb, llc->dev->dev_addr, llc->daddr.mac);  in llc_conn_ac_send_i_cmd_p_set_0()
392 		llc_conn_send_pdu(sk, skb);  in llc_conn_ac_send_i_cmd_p_set_0()
393 		llc_conn_ac_inc_vs_by_1(sk, skb);  in llc_conn_ac_send_i_cmd_p_set_0()
398 int llc_conn_ac_send_i_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_i_xxx_x_set_0()  argument
404 	llc_pdu_header_init(skb, LLC_PDU_TYPE_I, sap->laddr.lsap,  in llc_conn_ac_send_i_xxx_x_set_0()
406 	llc_pdu_init_as_i_cmd(skb, 0, llc->vS, llc->vR);  in llc_conn_ac_send_i_xxx_x_set_0()
407 	rc = llc_mac_hdr_init(skb, llc->dev->dev_addr, llc->daddr.mac);  in llc_conn_ac_send_i_xxx_x_set_0()
409 		llc_conn_send_pdu(sk, skb);  in llc_conn_ac_send_i_xxx_x_set_0()
410 		llc_conn_ac_inc_vs_by_1(sk, skb);  in llc_conn_ac_send_i_xxx_x_set_0()
415 int llc_conn_ac_resend_i_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_resend_i_xxx_x_set_0()  argument
417 	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);  in llc_conn_ac_resend_i_xxx_x_set_0()
425 						struct sk_buff *skb)  in llc_conn_ac_resend_i_xxx_x_set_0_or_send_rr()  argument
428 	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);  in llc_conn_ac_resend_i_xxx_x_set_0_or_send_rr()
443 			kfree_skb(skb);  in llc_conn_ac_resend_i_xxx_x_set_0_or_send_rr()
453 int llc_conn_ac_resend_i_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_resend_i_rsp_f_set_1()  argument
455 	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);  in llc_conn_ac_resend_i_rsp_f_set_1()
462 int llc_conn_ac_send_rej_cmd_p_set_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_rej_cmd_p_set_1()  argument
486 int llc_conn_ac_send_rej_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_rej_rsp_f_set_1()  argument
510 int llc_conn_ac_send_rej_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_rej_xxx_x_set_0()  argument
534 int llc_conn_ac_send_rnr_cmd_p_set_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_rnr_cmd_p_set_1()  argument
558 int llc_conn_ac_send_rnr_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_rnr_rsp_f_set_1()  argument
582 int llc_conn_ac_send_rnr_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_rnr_xxx_x_set_0()  argument
606 int llc_conn_ac_set_remote_busy(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_remote_busy()  argument
618 int llc_conn_ac_opt_send_rnr_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_opt_send_rnr_xxx_x_set_0()  argument
642 int llc_conn_ac_send_rr_cmd_p_set_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_rr_cmd_p_set_1()  argument
666 int llc_conn_ac_send_rr_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_rr_rsp_f_set_1()  argument
691 int llc_conn_ac_send_ack_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_ack_rsp_f_set_1()  argument
715 int llc_conn_ac_send_rr_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_rr_xxx_x_set_0()  argument
739 int llc_conn_ac_send_ack_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_ack_xxx_x_set_0()  argument
773 int llc_conn_ac_send_sabme_cmd_p_set_x(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_sabme_cmd_p_set_x()  argument
801 int llc_conn_ac_send_ua_rsp_f_set_p(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_ua_rsp_f_set_p()  argument
808 	llc_pdu_decode_pf_bit(skb, &f_bit);  in llc_conn_ac_send_ua_rsp_f_set_p()
828 int llc_conn_ac_set_s_flag_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_s_flag_0()  argument
834 int llc_conn_ac_set_s_flag_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_s_flag_1()  argument
840 int llc_conn_ac_start_p_timer(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_start_p_timer()  argument
860 int llc_conn_ac_send_ack_if_needed(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_ack_if_needed()  argument
865 	llc_pdu_decode_pf_bit(skb, &pf_bit);  in llc_conn_ac_send_ack_if_needed()
874 		llc_conn_ac_send_rr_rsp_f_set_ackpf(sk, skb);  in llc_conn_ac_send_ack_if_needed()
877 		llc_conn_ac_inc_npta_value(sk, skb);  in llc_conn_ac_send_ack_if_needed()
891 int llc_conn_ac_rst_sendack_flag(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_rst_sendack_flag()  argument
908 					      struct sk_buff *skb)  in llc_conn_ac_send_i_rsp_f_set_ackpf()  argument
914 	llc_pdu_header_init(skb, LLC_PDU_TYPE_I, sap->laddr.lsap,  in llc_conn_ac_send_i_rsp_f_set_ackpf()
916 	llc_pdu_init_as_i_cmd(skb, llc->ack_pf, llc->vS, llc->vR);  in llc_conn_ac_send_i_rsp_f_set_ackpf()
917 	rc = llc_mac_hdr_init(skb, llc->dev->dev_addr, llc->daddr.mac);  in llc_conn_ac_send_i_rsp_f_set_ackpf()
919 		llc_conn_send_pdu(sk, skb);  in llc_conn_ac_send_i_rsp_f_set_ackpf()
920 		llc_conn_ac_inc_vs_by_1(sk, skb);  in llc_conn_ac_send_i_rsp_f_set_ackpf()
935 int llc_conn_ac_send_i_as_ack(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_send_i_as_ack()  argument
940 		llc_conn_ac_send_i_rsp_f_set_ackpf(sk, skb);  in llc_conn_ac_send_i_as_ack()
944 		llc_conn_ac_send_i_cmd_p_set_0(sk, skb);  in llc_conn_ac_send_i_as_ack()
959 					       struct sk_buff *skb)  in llc_conn_ac_send_rr_rsp_f_set_ackpf()  argument
993 static int llc_conn_ac_inc_npta_value(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_inc_npta_value()  argument
1016 int llc_conn_ac_adjust_npta_by_rr(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_adjust_npta_by_rr()  argument
1042 int llc_conn_ac_adjust_npta_by_rnr(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_adjust_npta_by_rnr()  argument
1067 int llc_conn_ac_dec_tx_win_size(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_dec_tx_win_size()  argument
1087 int llc_conn_ac_inc_tx_win_size(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_inc_tx_win_size()  argument
1097 int llc_conn_ac_stop_all_timers(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_stop_all_timers()  argument
1110 int llc_conn_ac_stop_other_timers(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_stop_other_timers()  argument
1122 int llc_conn_ac_start_ack_timer(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_start_ack_timer()  argument
1130 int llc_conn_ac_start_rej_timer(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_start_rej_timer()  argument
1140 					     struct sk_buff *skb)  in llc_conn_ac_start_ack_tmr_if_not_running()  argument
1150 int llc_conn_ac_stop_ack_timer(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_stop_ack_timer()  argument
1156 int llc_conn_ac_stop_p_timer(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_stop_p_timer()  argument
1165 int llc_conn_ac_stop_rej_timer(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_stop_rej_timer()  argument
1171 int llc_conn_ac_upd_nr_received(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_upd_nr_received()  argument
1175 	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);  in llc_conn_ac_upd_nr_received()
1190 			llc_conn_ac_data_confirm(sk, skb);  in llc_conn_ac_upd_nr_received()
1198 		llc_pdu_decode_pf_bit(skb, &f_bit);  in llc_conn_ac_upd_nr_received()
1201 			llc_conn_ac_data_confirm(sk, skb);  in llc_conn_ac_upd_nr_received()
1207 int llc_conn_ac_upd_p_flag(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_upd_p_flag()  argument
1209 	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);  in llc_conn_ac_upd_p_flag()
1214 		llc_pdu_decode_pf_bit(skb, &f_bit);  in llc_conn_ac_upd_p_flag()
1217 			llc_conn_ac_stop_p_timer(sk, skb);  in llc_conn_ac_upd_p_flag()
1223 int llc_conn_ac_set_data_flag_2(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_data_flag_2()  argument
1229 int llc_conn_ac_set_data_flag_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_data_flag_0()  argument
1235 int llc_conn_ac_set_data_flag_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_data_flag_1()  argument
1242 						  struct sk_buff *skb)  in llc_conn_ac_set_data_flag_1_if_data_flag_eq_0()  argument
1249 int llc_conn_ac_set_p_flag_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_p_flag_0()  argument
1255 static int llc_conn_ac_set_p_flag_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_p_flag_1()  argument
1261 int llc_conn_ac_set_remote_busy_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_remote_busy_0()  argument
1267 int llc_conn_ac_set_cause_flag_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_cause_flag_0()  argument
1273 int llc_conn_ac_set_cause_flag_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_cause_flag_1()  argument
1279 int llc_conn_ac_set_retry_cnt_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_retry_cnt_0()  argument
1285 int llc_conn_ac_inc_retry_cnt_by_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_inc_retry_cnt_by_1()  argument
1291 int llc_conn_ac_set_vr_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_vr_0()  argument
1297 int llc_conn_ac_inc_vr_by_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_inc_vr_by_1()  argument
1303 int llc_conn_ac_set_vs_0(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_vs_0()  argument
1309 int llc_conn_ac_set_vs_nr(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_set_vs_nr()  argument
1315 static int llc_conn_ac_inc_vs_by_1(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_inc_vs_by_1()  argument
1324 	struct sk_buff *skb = alloc_skb(0, GFP_ATOMIC);  in llc_conn_tmr_common_cb()  local
1327 	if (skb) {  in llc_conn_tmr_common_cb()
1328 		struct llc_conn_state_ev *ev = llc_conn_ev(skb);  in llc_conn_tmr_common_cb()
1330 		skb_set_owner_r(skb, sk);  in llc_conn_tmr_common_cb()
1332 		llc_process_tmr_ev(sk, skb);  in llc_conn_tmr_common_cb()
1357 int llc_conn_ac_rst_vs(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_rst_vs()  argument
1360 	llc_conn_ac_set_vs_nr(sk, skb);  in llc_conn_ac_rst_vs()
1364 int llc_conn_ac_upd_vs(struct sock *sk, struct sk_buff *skb)  in llc_conn_ac_upd_vs()  argument
1366 	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);  in llc_conn_ac_upd_vs()
1370 		llc_conn_ac_set_vs_nr(sk, skb);  in llc_conn_ac_upd_vs()
1383 int llc_conn_disc(struct sock *sk, struct sk_buff *skb)  in llc_conn_disc()  argument
1396 int llc_conn_reset(struct sock *sk, struct sk_buff *skb)  in llc_conn_reset()  argument
1430 static void llc_process_tmr_ev(struct sock *sk, struct sk_buff *skb)  in llc_process_tmr_ev()  argument
1435 		kfree_skb(skb);  in llc_process_tmr_ev()
1438 			llc_conn_state_process(sk, skb);  in llc_process_tmr_ev()
1440 			llc_set_backlog_type(skb, LLC_EVENT);  in llc_process_tmr_ev()
1441 			__sk_add_backlog(sk, skb);  in llc_process_tmr_ev()