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- #ifndef LLC_C_AC_H
- #define LLC_C_AC_H
- /*
- * Copyright (c) 1997 by Procom Technology,Inc.
- * 2001 by Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program can be redistributed or modified under the terms of the
- * GNU General Public License as published by the Free Software Foundation.
- * This program is distributed without any warranty or implied warranty
- * of merchantability or fitness for a particular purpose.
- *
- * See the GNU General Public License for more details.
- */
- /* Connection component state transition actions */
- /*
- * Connection state transition actions
- * (Fb = F bit; Pb = P bit; Xb = X bit)
- */
- #define LLC_CONN_AC_CLR_REMOTE_BUSY 1
- #define LLC_CONN_AC_CONN_IND 2
- #define LLC_CONN_AC_CONN_CONFIRM 3
- #define LLC_CONN_AC_DATA_IND 4
- #define LLC_CONN_AC_DISC_IND 5
- #define LLC_CONN_AC_RESET_IND 6
- #define LLC_CONN_AC_RESET_CONFIRM 7
- #define LLC_CONN_AC_REPORT_STATUS 8
- #define LLC_CONN_AC_CLR_REMOTE_BUSY_IF_Fb_EQ_1 9
- #define LLC_CONN_AC_STOP_REJ_TMR_IF_DATA_FLAG_EQ_2 10
- #define LLC_CONN_AC_SEND_DISC_CMD_Pb_SET_X 11
- #define LLC_CONN_AC_SEND_DM_RSP_Fb_SET_Pb 12
- #define LLC_CONN_AC_SEND_DM_RSP_Fb_SET_1 13
- #define LLC_CONN_AC_SEND_DM_RSP_Fb_SET_F_FLAG 14
- #define LLC_CONN_AC_SEND_FRMR_RSP_Fb_SET_X 15
- #define LLC_CONN_AC_RESEND_FRMR_RSP_Fb_SET_0 16
- #define LLC_CONN_AC_RESEND_FRMR_RSP_Fb_SET_Pb 17
- #define LLC_CONN_AC_SEND_I_CMD_Pb_SET_1 18
- #define LLC_CONN_AC_RESEND_I_CMD_Pb_SET_1 19
- #define LLC_CONN_AC_RESEND_I_CMD_Pb_SET_1_OR_SEND_RR 20
- #define LLC_CONN_AC_SEND_I_XXX_Xb_SET_0 21
- #define LLC_CONN_AC_RESEND_I_XXX_Xb_SET_0 22
- #define LLC_CONN_AC_RESEND_I_XXX_Xb_SET_0_OR_SEND_RR 23
- #define LLC_CONN_AC_RESEND_I_RSP_Fb_SET_1 24
- #define LLC_CONN_AC_SEND_REJ_CMD_Pb_SET_1 25
- #define LLC_CONN_AC_SEND_REJ_RSP_Fb_SET_1 26
- #define LLC_CONN_AC_SEND_REJ_XXX_Xb_SET_0 27
- #define LLC_CONN_AC_SEND_RNR_CMD_Pb_SET_1 28
- #define LLC_CONN_AC_SEND_RNR_RSP_Fb_SET_1 29
- #define LLC_CONN_AC_SEND_RNR_XXX_Xb_SET_0 30
- #define LLC_CONN_AC_SET_REMOTE_BUSY 31
- #define LLC_CONN_AC_OPTIONAL_SEND_RNR_XXX_Xb_SET_0 32
- #define LLC_CONN_AC_SEND_RR_CMD_Pb_SET_1 33
- #define LLC_CONN_AC_SEND_ACK_CMD_Pb_SET_1 34
- #define LLC_CONN_AC_SEND_RR_RSP_Fb_SET_1 35
- #define LLC_CONN_AC_SEND_ACK_RSP_Fb_SET_1 36
- #define LLC_CONN_AC_SEND_RR_XXX_Xb_SET_0 37
- #define LLC_CONN_AC_SEND_ACK_XXX_Xb_SET_0 38
- #define LLC_CONN_AC_SEND_SABME_CMD_Pb_SET_X 39
- #define LLC_CONN_AC_SEND_UA_RSP_Fb_SET_Pb 40
- #define LLC_CONN_AC_SEND_UA_RSP_Fb_SET_F_FLAG 41
- #define LLC_CONN_AC_S_FLAG_SET_0 42
- #define LLC_CONN_AC_S_FLAG_SET_1 43
- #define LLC_CONN_AC_START_P_TMR 44
- #define LLC_CONN_AC_START_ACK_TMR 45
- #define LLC_CONN_AC_START_REJ_TMR 46
- #define LLC_CONN_AC_START_ACK_TMR_IF_NOT_RUNNING 47
- #define LLC_CONN_AC_STOP_ACK_TMR 48
- #define LLC_CONN_AC_STOP_P_TMR 49
- #define LLC_CONN_AC_STOP_REJ_TMR 50
- #define LLC_CONN_AC_STOP_ALL_TMRS 51
- #define LLC_CONN_AC_STOP_OTHER_TMRS 52
- #define LLC_CONN_AC_UPDATE_Nr_RECEIVED 53
- #define LLC_CONN_AC_UPDATE_P_FLAG 54
- #define LLC_CONN_AC_DATA_FLAG_SET_2 55
- #define LLC_CONN_AC_DATA_FLAG_SET_0 56
- #define LLC_CONN_AC_DATA_FLAG_SET_1 57
- #define LLC_CONN_AC_DATA_FLAG_SET_1_IF_DATA_FLAG_EQ_0 58
- #define LLC_CONN_AC_P_FLAG_SET_0 59
- #define LLC_CONN_AC_P_FLAG_SET_P 60
- #define LLC_CONN_AC_REMOTE_BUSY_SET_0 61
- #define LLC_CONN_AC_RETRY_CNT_SET_0 62
- #define LLC_CONN_AC_RETRY_CNT_INC_BY_1 63
- #define LLC_CONN_AC_Vr_SET_0 64
- #define LLC_CONN_AC_Vr_INC_BY_1 65
- #define LLC_CONN_AC_Vs_SET_0 66
- #define LLC_CONN_AC_Vs_SET_Nr 67
- #define LLC_CONN_AC_F_FLAG_SET_P 68
- #define LLC_CONN_AC_STOP_SENDACK_TMR 70
- #define LLC_CONN_AC_START_SENDACK_TMR_IF_NOT_RUNNING 71
- typedef int (*llc_conn_action_t)(struct sock *sk, struct sk_buff *skb);
- extern int llc_conn_ac_clear_remote_busy(struct sock *sk, struct sk_buff *skb);
- extern int llc_conn_ac_conn_ind(struct sock *sk, struct sk_buff *skb);
- extern int llc_conn_ac_conn_confirm(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_data_ind(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_disc_ind(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_rst_ind(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_rst_confirm(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_clear_remote_busy_if_f_eq_1(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_stop_rej_tmr_if_data_flag_eq_2(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_disc_cmd_p_set_x(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_dm_rsp_f_set_p(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_dm_rsp_f_set_1(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_frmr_rsp_f_set_x(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_resend_frmr_rsp_f_set_0(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_resend_frmr_rsp_f_set_p(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_i_cmd_p_set_1(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_send_i_xxx_x_set_0(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_resend_i_xxx_x_set_0(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_resend_i_xxx_x_set_0_or_send_rr(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_resend_i_rsp_f_set_1(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_rej_cmd_p_set_1(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_rej_rsp_f_set_1(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_rej_xxx_x_set_0(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_rnr_cmd_p_set_1(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_rnr_rsp_f_set_1(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_rnr_xxx_x_set_0(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_set_remote_busy(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_opt_send_rnr_xxx_x_set_0(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_rr_cmd_p_set_1(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_rr_rsp_f_set_1(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_ack_rsp_f_set_1(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_rr_xxx_x_set_0(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_ack_xxx_x_set_0(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_sabme_cmd_p_set_x(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_send_ua_rsp_f_set_p(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_set_s_flag_0(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_s_flag_1(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_start_p_timer(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_start_ack_timer(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_start_rej_timer(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_start_ack_tmr_if_not_running(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_stop_ack_timer(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_stop_p_timer(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_stop_rej_timer(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_stop_all_timers(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_stop_other_timers(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_upd_nr_received(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_inc_tx_win_size(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_dec_tx_win_size(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_upd_p_flag(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_data_flag_2(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_data_flag_0(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_data_flag_1(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_data_flag_1_if_data_flag_eq_0(struct sock* sk,
- struct sk_buff *skb);
- extern int llc_conn_ac_set_p_flag_0(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_remote_busy_0(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_retry_cnt_0(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_cause_flag_0(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_cause_flag_1(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_inc_retry_cnt_by_1(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_vr_0(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_inc_vr_by_1(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_vs_0(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_set_vs_nr(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_rst_vs(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_upd_vs(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_disc(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_reset(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_disc_confirm(struct sock* sk, struct sk_buff *skb);
- extern u8 llc_circular_between(u8 a, u8 b, u8 c);
- extern int llc_conn_ac_send_ack_if_needed(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_adjust_npta_by_rr(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_adjust_npta_by_rnr(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_rst_sendack_flag(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_send_i_rsp_as_ack(struct sock* sk, struct sk_buff *skb);
- extern int llc_conn_ac_send_i_as_ack(struct sock* sk, struct sk_buff *skb);
- extern void llc_conn_busy_tmr_cb(unsigned long timeout_data);
- extern void llc_conn_pf_cycle_tmr_cb(unsigned long timeout_data);
- extern void llc_conn_ack_tmr_cb(unsigned long timeout_data);
- extern void llc_conn_rej_tmr_cb(unsigned long timeout_data);
- extern void llc_conn_set_p_flag(struct sock *sk, u8 value);
- #endif /* LLC_C_AC_H */
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