Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef LLC_C_AC_H |
| 2 | #define LLC_C_AC_H |
| 3 | /* |
| 4 | * Copyright (c) 1997 by Procom Technology,Inc. |
| 5 | * 2001 by Arnaldo Carvalho de Melo <acme@conectiva.com.br> |
| 6 | * |
| 7 | * This program can be redistributed or modified under the terms of the |
| 8 | * GNU General Public License as published by the Free Software Foundation. |
| 9 | * This program is distributed without any warranty or implied warranty |
| 10 | * of merchantability or fitness for a particular purpose. |
| 11 | * |
| 12 | * See the GNU General Public License for more details. |
| 13 | */ |
| 14 | /* Connection component state transition actions */ |
| 15 | /* |
| 16 | * Connection state transition actions |
| 17 | * (Fb = F bit; Pb = P bit; Xb = X bit) |
| 18 | */ |
| 19 | #define LLC_CONN_AC_CLR_REMOTE_BUSY 1 |
| 20 | #define LLC_CONN_AC_CONN_IND 2 |
| 21 | #define LLC_CONN_AC_CONN_CONFIRM 3 |
| 22 | #define LLC_CONN_AC_DATA_IND 4 |
| 23 | #define LLC_CONN_AC_DISC_IND 5 |
| 24 | #define LLC_CONN_AC_RESET_IND 6 |
| 25 | #define LLC_CONN_AC_RESET_CONFIRM 7 |
| 26 | #define LLC_CONN_AC_REPORT_STATUS 8 |
| 27 | #define LLC_CONN_AC_CLR_REMOTE_BUSY_IF_Fb_EQ_1 9 |
| 28 | #define LLC_CONN_AC_STOP_REJ_TMR_IF_DATA_FLAG_EQ_2 10 |
| 29 | #define LLC_CONN_AC_SEND_DISC_CMD_Pb_SET_X 11 |
| 30 | #define LLC_CONN_AC_SEND_DM_RSP_Fb_SET_Pb 12 |
| 31 | #define LLC_CONN_AC_SEND_DM_RSP_Fb_SET_1 13 |
| 32 | #define LLC_CONN_AC_SEND_DM_RSP_Fb_SET_F_FLAG 14 |
| 33 | #define LLC_CONN_AC_SEND_FRMR_RSP_Fb_SET_X 15 |
| 34 | #define LLC_CONN_AC_RESEND_FRMR_RSP_Fb_SET_0 16 |
| 35 | #define LLC_CONN_AC_RESEND_FRMR_RSP_Fb_SET_Pb 17 |
| 36 | #define LLC_CONN_AC_SEND_I_CMD_Pb_SET_1 18 |
| 37 | #define LLC_CONN_AC_RESEND_I_CMD_Pb_SET_1 19 |
| 38 | #define LLC_CONN_AC_RESEND_I_CMD_Pb_SET_1_OR_SEND_RR 20 |
| 39 | #define LLC_CONN_AC_SEND_I_XXX_Xb_SET_0 21 |
| 40 | #define LLC_CONN_AC_RESEND_I_XXX_Xb_SET_0 22 |
| 41 | #define LLC_CONN_AC_RESEND_I_XXX_Xb_SET_0_OR_SEND_RR 23 |
| 42 | #define LLC_CONN_AC_RESEND_I_RSP_Fb_SET_1 24 |
| 43 | #define LLC_CONN_AC_SEND_REJ_CMD_Pb_SET_1 25 |
| 44 | #define LLC_CONN_AC_SEND_REJ_RSP_Fb_SET_1 26 |
| 45 | #define LLC_CONN_AC_SEND_REJ_XXX_Xb_SET_0 27 |
| 46 | #define LLC_CONN_AC_SEND_RNR_CMD_Pb_SET_1 28 |
| 47 | #define LLC_CONN_AC_SEND_RNR_RSP_Fb_SET_1 29 |
| 48 | #define LLC_CONN_AC_SEND_RNR_XXX_Xb_SET_0 30 |
| 49 | #define LLC_CONN_AC_SET_REMOTE_BUSY 31 |
| 50 | #define LLC_CONN_AC_OPTIONAL_SEND_RNR_XXX_Xb_SET_0 32 |
| 51 | #define LLC_CONN_AC_SEND_RR_CMD_Pb_SET_1 33 |
| 52 | #define LLC_CONN_AC_SEND_ACK_CMD_Pb_SET_1 34 |
| 53 | #define LLC_CONN_AC_SEND_RR_RSP_Fb_SET_1 35 |
| 54 | #define LLC_CONN_AC_SEND_ACK_RSP_Fb_SET_1 36 |
| 55 | #define LLC_CONN_AC_SEND_RR_XXX_Xb_SET_0 37 |
| 56 | #define LLC_CONN_AC_SEND_ACK_XXX_Xb_SET_0 38 |
| 57 | #define LLC_CONN_AC_SEND_SABME_CMD_Pb_SET_X 39 |
| 58 | #define LLC_CONN_AC_SEND_UA_RSP_Fb_SET_Pb 40 |
| 59 | #define LLC_CONN_AC_SEND_UA_RSP_Fb_SET_F_FLAG 41 |
| 60 | #define LLC_CONN_AC_S_FLAG_SET_0 42 |
| 61 | #define LLC_CONN_AC_S_FLAG_SET_1 43 |
| 62 | #define LLC_CONN_AC_START_P_TMR 44 |
| 63 | #define LLC_CONN_AC_START_ACK_TMR 45 |
| 64 | #define LLC_CONN_AC_START_REJ_TMR 46 |
| 65 | #define LLC_CONN_AC_START_ACK_TMR_IF_NOT_RUNNING 47 |
| 66 | #define LLC_CONN_AC_STOP_ACK_TMR 48 |
| 67 | #define LLC_CONN_AC_STOP_P_TMR 49 |
| 68 | #define LLC_CONN_AC_STOP_REJ_TMR 50 |
| 69 | #define LLC_CONN_AC_STOP_ALL_TMRS 51 |
| 70 | #define LLC_CONN_AC_STOP_OTHER_TMRS 52 |
| 71 | #define LLC_CONN_AC_UPDATE_Nr_RECEIVED 53 |
| 72 | #define LLC_CONN_AC_UPDATE_P_FLAG 54 |
| 73 | #define LLC_CONN_AC_DATA_FLAG_SET_2 55 |
| 74 | #define LLC_CONN_AC_DATA_FLAG_SET_0 56 |
| 75 | #define LLC_CONN_AC_DATA_FLAG_SET_1 57 |
| 76 | #define LLC_CONN_AC_DATA_FLAG_SET_1_IF_DATA_FLAG_EQ_0 58 |
| 77 | #define LLC_CONN_AC_P_FLAG_SET_0 59 |
| 78 | #define LLC_CONN_AC_P_FLAG_SET_P 60 |
| 79 | #define LLC_CONN_AC_REMOTE_BUSY_SET_0 61 |
| 80 | #define LLC_CONN_AC_RETRY_CNT_SET_0 62 |
| 81 | #define LLC_CONN_AC_RETRY_CNT_INC_BY_1 63 |
| 82 | #define LLC_CONN_AC_Vr_SET_0 64 |
| 83 | #define LLC_CONN_AC_Vr_INC_BY_1 65 |
| 84 | #define LLC_CONN_AC_Vs_SET_0 66 |
| 85 | #define LLC_CONN_AC_Vs_SET_Nr 67 |
| 86 | #define LLC_CONN_AC_F_FLAG_SET_P 68 |
| 87 | #define LLC_CONN_AC_STOP_SENDACK_TMR 70 |
| 88 | #define LLC_CONN_AC_START_SENDACK_TMR_IF_NOT_RUNNING 71 |
| 89 | |
| 90 | typedef int (*llc_conn_action_t)(struct sock *sk, struct sk_buff *skb); |
| 91 | |
| 92 | extern int llc_conn_ac_clear_remote_busy(struct sock *sk, struct sk_buff *skb); |
| 93 | extern int llc_conn_ac_conn_ind(struct sock *sk, struct sk_buff *skb); |
| 94 | extern int llc_conn_ac_conn_confirm(struct sock* sk, struct sk_buff *skb); |
| 95 | extern int llc_conn_ac_data_ind(struct sock* sk, struct sk_buff *skb); |
| 96 | extern int llc_conn_ac_disc_ind(struct sock* sk, struct sk_buff *skb); |
| 97 | extern int llc_conn_ac_rst_ind(struct sock* sk, struct sk_buff *skb); |
| 98 | extern int llc_conn_ac_rst_confirm(struct sock* sk, struct sk_buff *skb); |
| 99 | extern int llc_conn_ac_clear_remote_busy_if_f_eq_1(struct sock* sk, |
| 100 | struct sk_buff *skb); |
| 101 | extern int llc_conn_ac_stop_rej_tmr_if_data_flag_eq_2(struct sock* sk, |
| 102 | struct sk_buff *skb); |
| 103 | extern int llc_conn_ac_send_disc_cmd_p_set_x(struct sock* sk, |
| 104 | struct sk_buff *skb); |
| 105 | extern int llc_conn_ac_send_dm_rsp_f_set_p(struct sock* sk, |
| 106 | struct sk_buff *skb); |
| 107 | extern int llc_conn_ac_send_dm_rsp_f_set_1(struct sock* sk, |
| 108 | struct sk_buff *skb); |
| 109 | extern int llc_conn_ac_send_frmr_rsp_f_set_x(struct sock* sk, |
| 110 | struct sk_buff *skb); |
| 111 | extern int llc_conn_ac_resend_frmr_rsp_f_set_0(struct sock* sk, |
| 112 | struct sk_buff *skb); |
| 113 | extern int llc_conn_ac_resend_frmr_rsp_f_set_p(struct sock* sk, |
| 114 | struct sk_buff *skb); |
| 115 | extern int llc_conn_ac_send_i_cmd_p_set_1(struct sock* sk, struct sk_buff *skb); |
| 116 | extern int llc_conn_ac_send_i_xxx_x_set_0(struct sock* sk, struct sk_buff *skb); |
| 117 | extern int llc_conn_ac_resend_i_xxx_x_set_0(struct sock* sk, |
| 118 | struct sk_buff *skb); |
| 119 | extern int llc_conn_ac_resend_i_xxx_x_set_0_or_send_rr(struct sock* sk, |
| 120 | struct sk_buff *skb); |
| 121 | extern int llc_conn_ac_resend_i_rsp_f_set_1(struct sock* sk, |
| 122 | struct sk_buff *skb); |
| 123 | extern int llc_conn_ac_send_rej_cmd_p_set_1(struct sock* sk, |
| 124 | struct sk_buff *skb); |
| 125 | extern int llc_conn_ac_send_rej_rsp_f_set_1(struct sock* sk, |
| 126 | struct sk_buff *skb); |
| 127 | extern int llc_conn_ac_send_rej_xxx_x_set_0(struct sock* sk, |
| 128 | struct sk_buff *skb); |
| 129 | extern int llc_conn_ac_send_rnr_cmd_p_set_1(struct sock* sk, |
| 130 | struct sk_buff *skb); |
| 131 | extern int llc_conn_ac_send_rnr_rsp_f_set_1(struct sock* sk, |
| 132 | struct sk_buff *skb); |
| 133 | extern int llc_conn_ac_send_rnr_xxx_x_set_0(struct sock* sk, |
| 134 | struct sk_buff *skb); |
| 135 | extern int llc_conn_ac_set_remote_busy(struct sock* sk, struct sk_buff *skb); |
| 136 | extern int llc_conn_ac_opt_send_rnr_xxx_x_set_0(struct sock* sk, |
| 137 | struct sk_buff *skb); |
| 138 | extern int llc_conn_ac_send_rr_cmd_p_set_1(struct sock* sk, |
| 139 | struct sk_buff *skb); |
| 140 | extern int llc_conn_ac_send_rr_rsp_f_set_1(struct sock* sk, |
| 141 | struct sk_buff *skb); |
| 142 | extern int llc_conn_ac_send_ack_rsp_f_set_1(struct sock* sk, |
| 143 | struct sk_buff *skb); |
| 144 | extern int llc_conn_ac_send_rr_xxx_x_set_0(struct sock* sk, |
| 145 | struct sk_buff *skb); |
| 146 | extern int llc_conn_ac_send_ack_xxx_x_set_0(struct sock* sk, |
| 147 | struct sk_buff *skb); |
| 148 | extern int llc_conn_ac_send_sabme_cmd_p_set_x(struct sock* sk, |
| 149 | struct sk_buff *skb); |
| 150 | extern int llc_conn_ac_send_ua_rsp_f_set_p(struct sock* sk, |
| 151 | struct sk_buff *skb); |
| 152 | extern int llc_conn_ac_set_s_flag_0(struct sock* sk, struct sk_buff *skb); |
| 153 | extern int llc_conn_ac_set_s_flag_1(struct sock* sk, struct sk_buff *skb); |
| 154 | extern int llc_conn_ac_start_p_timer(struct sock* sk, struct sk_buff *skb); |
| 155 | extern int llc_conn_ac_start_ack_timer(struct sock* sk, struct sk_buff *skb); |
| 156 | extern int llc_conn_ac_start_rej_timer(struct sock* sk, struct sk_buff *skb); |
| 157 | extern int llc_conn_ac_start_ack_tmr_if_not_running(struct sock* sk, |
| 158 | struct sk_buff *skb); |
| 159 | extern int llc_conn_ac_stop_ack_timer(struct sock* sk, struct sk_buff *skb); |
| 160 | extern int llc_conn_ac_stop_p_timer(struct sock* sk, struct sk_buff *skb); |
| 161 | extern int llc_conn_ac_stop_rej_timer(struct sock* sk, struct sk_buff *skb); |
| 162 | extern int llc_conn_ac_stop_all_timers(struct sock* sk, struct sk_buff *skb); |
| 163 | extern int llc_conn_ac_stop_other_timers(struct sock* sk, struct sk_buff *skb); |
| 164 | extern int llc_conn_ac_upd_nr_received(struct sock* sk, struct sk_buff *skb); |
| 165 | extern int llc_conn_ac_inc_tx_win_size(struct sock* sk, struct sk_buff *skb); |
| 166 | extern int llc_conn_ac_dec_tx_win_size(struct sock* sk, struct sk_buff *skb); |
| 167 | extern int llc_conn_ac_upd_p_flag(struct sock* sk, struct sk_buff *skb); |
| 168 | extern int llc_conn_ac_set_data_flag_2(struct sock* sk, struct sk_buff *skb); |
| 169 | extern int llc_conn_ac_set_data_flag_0(struct sock* sk, struct sk_buff *skb); |
| 170 | extern int llc_conn_ac_set_data_flag_1(struct sock* sk, struct sk_buff *skb); |
| 171 | extern int llc_conn_ac_set_data_flag_1_if_data_flag_eq_0(struct sock* sk, |
| 172 | struct sk_buff *skb); |
| 173 | extern int llc_conn_ac_set_p_flag_0(struct sock* sk, struct sk_buff *skb); |
| 174 | extern int llc_conn_ac_set_remote_busy_0(struct sock* sk, struct sk_buff *skb); |
| 175 | extern int llc_conn_ac_set_retry_cnt_0(struct sock* sk, struct sk_buff *skb); |
| 176 | extern int llc_conn_ac_set_cause_flag_0(struct sock* sk, struct sk_buff *skb); |
| 177 | extern int llc_conn_ac_set_cause_flag_1(struct sock* sk, struct sk_buff *skb); |
| 178 | extern int llc_conn_ac_inc_retry_cnt_by_1(struct sock* sk, struct sk_buff *skb); |
| 179 | extern int llc_conn_ac_set_vr_0(struct sock* sk, struct sk_buff *skb); |
| 180 | extern int llc_conn_ac_inc_vr_by_1(struct sock* sk, struct sk_buff *skb); |
| 181 | extern int llc_conn_ac_set_vs_0(struct sock* sk, struct sk_buff *skb); |
| 182 | extern int llc_conn_ac_set_vs_nr(struct sock* sk, struct sk_buff *skb); |
| 183 | extern int llc_conn_ac_rst_vs(struct sock* sk, struct sk_buff *skb); |
| 184 | extern int llc_conn_ac_upd_vs(struct sock* sk, struct sk_buff *skb); |
| 185 | extern int llc_conn_disc(struct sock* sk, struct sk_buff *skb); |
| 186 | extern int llc_conn_reset(struct sock* sk, struct sk_buff *skb); |
| 187 | extern int llc_conn_ac_disc_confirm(struct sock* sk, struct sk_buff *skb); |
| 188 | extern u8 llc_circular_between(u8 a, u8 b, u8 c); |
| 189 | extern int llc_conn_ac_send_ack_if_needed(struct sock* sk, struct sk_buff *skb); |
| 190 | extern int llc_conn_ac_adjust_npta_by_rr(struct sock* sk, struct sk_buff *skb); |
| 191 | extern int llc_conn_ac_adjust_npta_by_rnr(struct sock* sk, struct sk_buff *skb); |
| 192 | extern int llc_conn_ac_rst_sendack_flag(struct sock* sk, struct sk_buff *skb); |
| 193 | extern int llc_conn_ac_send_i_rsp_as_ack(struct sock* sk, struct sk_buff *skb); |
| 194 | extern int llc_conn_ac_send_i_as_ack(struct sock* sk, struct sk_buff *skb); |
| 195 | |
| 196 | extern void llc_conn_busy_tmr_cb(unsigned long timeout_data); |
| 197 | extern void llc_conn_pf_cycle_tmr_cb(unsigned long timeout_data); |
| 198 | extern void llc_conn_ack_tmr_cb(unsigned long timeout_data); |
| 199 | extern void llc_conn_rej_tmr_cb(unsigned long timeout_data); |
| 200 | |
| 201 | extern void llc_conn_set_p_flag(struct sock *sk, u8 value); |
| 202 | #endif /* LLC_C_AC_H */ |