llc_c_st.c

linux 内核源代码

 * one to each transition
 */
static struct llc_conn_state_trans *llc_normal_state_transitions[] = {
	 [0] = &llc_normal_state_trans_1,	/* Requests */
	 [1] = &llc_normal_state_trans_2,
	 [2] = &llc_normal_state_trans_2_1,
	 [3] = &llc_common_state_trans_1,
	 [4] = &llc_common_state_trans_2,
	 [5] = &llc_common_state_trans_end,
	 [6] = &llc_normal_state_trans_21,
	 [7] = &llc_normal_state_trans_3,	/* Local busy */
	 [8] = &llc_normal_state_trans_4,
	 [9] = &llc_common_state_trans_end,
	[10] = &llc_normal_state_trans_18,	/* Init pf cycle */
	[11] = &llc_common_state_trans_end,
	[12] = &llc_common_state_trans_11a,	/* Timers */
	[13] = &llc_common_state_trans_11b,
	[14] = &llc_common_state_trans_11c,
	[15] = &llc_common_state_trans_11d,
	[16] = &llc_normal_state_trans_19,
	[17] = &llc_normal_state_trans_20a,
	[18] = &llc_normal_state_trans_20b,
	[19] = &llc_common_state_trans_end,
	[20] = &llc_normal_state_trans_8b,	/* Receive frames */
	[21] = &llc_normal_state_trans_9b,
	[22] = &llc_normal_state_trans_10,
	[23] = &llc_normal_state_trans_11b,
	[24] = &llc_normal_state_trans_11c,
	[25] = &llc_normal_state_trans_5a,
	[26] = &llc_normal_state_trans_5b,
	[27] = &llc_normal_state_trans_5c,
	[28] = &llc_normal_state_trans_6a,
	[29] = &llc_normal_state_trans_6b,
	[30] = &llc_normal_state_trans_7,
	[31] = &llc_normal_state_trans_8a,
	[32] = &llc_normal_state_trans_9a,
	[33] = &llc_normal_state_trans_11a,
	[34] = &llc_normal_state_trans_12,
	[35] = &llc_normal_state_trans_13a,
	[36] = &llc_normal_state_trans_13b,
	[37] = &llc_normal_state_trans_13c,
	[38] = &llc_normal_state_trans_14,
	[39] = &llc_normal_state_trans_15a,
	[40] = &llc_normal_state_trans_15b,
	[41] = &llc_normal_state_trans_16a,
	[42] = &llc_normal_state_trans_16b,
	[43] = &llc_normal_state_trans_17,
	[44] = &llc_common_state_trans_3,
	[45] = &llc_common_state_trans_4,
	[46] = &llc_common_state_trans_5,
	[47] = &llc_common_state_trans_6,
	[48] = &llc_common_state_trans_7a,
	[49] = &llc_common_state_trans_7b,
	[50] = &llc_common_state_trans_8a,
	[51] = &llc_common_state_trans_8b,
	[52] = &llc_common_state_trans_8c,
	[53] = &llc_common_state_trans_9,
	/* [54] = &llc_common_state_trans_10, */
	[54] = &llc_common_state_trans_end,
};

/* LLC_CONN_STATE_BUSY transitions */
/* State transitions for LLC_CONN_EV_DATA_REQ event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_1[] = {
	[0] = llc_conn_ev_qlfy_remote_busy_eq_0,
	[1] = llc_conn_ev_qlfy_p_flag_eq_0,
	[2] = NULL,
};

static llc_conn_action_t llc_busy_actions_1[] = {
	[0] = llc_conn_ac_send_i_xxx_x_set_0,
	[1] = llc_conn_ac_start_ack_tmr_if_not_running,
	[2] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_1 = {
	.ev	       = llc_conn_ev_data_req,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = llc_busy_ev_qfyrs_1,
	.ev_actions    = llc_busy_actions_1,
};

/* State transitions for LLC_CONN_EV_DATA_REQ event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_2[] = {
	[0] = llc_conn_ev_qlfy_remote_busy_eq_0,
	[1] = llc_conn_ev_qlfy_p_flag_eq_1,
	[2] = NULL,
};

static llc_conn_action_t llc_busy_actions_2[] = {
	[0] = llc_conn_ac_send_i_xxx_x_set_0,
	[1] = llc_conn_ac_start_ack_tmr_if_not_running,
	[2] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_2 = {
	.ev	       = llc_conn_ev_data_req,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = llc_busy_ev_qfyrs_2,
	.ev_actions    = llc_busy_actions_2,
};

/* State transitions for LLC_CONN_EV_DATA_REQ event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_2_1[] = {
	[0] = llc_conn_ev_qlfy_remote_busy_eq_1,
	[1] = llc_conn_ev_qlfy_set_status_remote_busy,
	[2] = NULL,
};

/* just one member, NULL, .bss zeroes it */
static llc_conn_action_t llc_busy_actions_2_1[1];

static struct llc_conn_state_trans llc_busy_state_trans_2_1 = {
	.ev	       = llc_conn_ev_data_req,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = llc_busy_ev_qfyrs_2_1,
	.ev_actions    = llc_busy_actions_2_1,
};

/* State transitions for LLC_CONN_EV_LOCAL_BUSY_CLEARED event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_3[] = {
	[0] = llc_conn_ev_qlfy_data_flag_eq_1,
	[1] = llc_conn_ev_qlfy_p_flag_eq_0,
	[2] = NULL,
};

static llc_conn_action_t llc_busy_actions_3[] = {
	[0] = llc_conn_ac_send_rej_xxx_x_set_0,
	[1] = llc_conn_ac_start_rej_timer,
	[2] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_3 = {
	.ev	       = llc_conn_ev_local_busy_cleared,
	.next_state    = LLC_CONN_STATE_REJ,
	.ev_qualifiers = llc_busy_ev_qfyrs_3,
	.ev_actions    = llc_busy_actions_3,
};

/* State transitions for LLC_CONN_EV_LOCAL_BUSY_CLEARED event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_4[] = {
	[0] = llc_conn_ev_qlfy_data_flag_eq_1,
	[1] = llc_conn_ev_qlfy_p_flag_eq_1,
	[2] = NULL,
};

static llc_conn_action_t llc_busy_actions_4[] = {
	[0] = llc_conn_ac_send_rej_xxx_x_set_0,
	[1] = llc_conn_ac_start_rej_timer,
	[2] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_4 = {
	.ev	       = llc_conn_ev_local_busy_cleared,
	.next_state    = LLC_CONN_STATE_REJ,
	.ev_qualifiers = llc_busy_ev_qfyrs_4,
	.ev_actions    = llc_busy_actions_4,
};

/* State transitions for LLC_CONN_EV_LOCAL_BUSY_CLEARED event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_5[] = {
	[0] = llc_conn_ev_qlfy_data_flag_eq_0,
	[1] = llc_conn_ev_qlfy_p_flag_eq_0,
	[2] = NULL,
};

static llc_conn_action_t llc_busy_actions_5[] = {
	[0] = llc_conn_ac_send_rr_xxx_x_set_0,
	[1] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_5 = {
	.ev	       = llc_conn_ev_local_busy_cleared,
	.next_state    = LLC_CONN_STATE_NORMAL,
	.ev_qualifiers = llc_busy_ev_qfyrs_5,
	.ev_actions    = llc_busy_actions_5,
};

/* State transitions for LLC_CONN_EV_LOCAL_BUSY_CLEARED event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_6[] = {
	[0] = llc_conn_ev_qlfy_data_flag_eq_0,
	[1] = llc_conn_ev_qlfy_p_flag_eq_1,
	[2] = NULL,
};

static llc_conn_action_t llc_busy_actions_6[] = {
	[0] = llc_conn_ac_send_rr_xxx_x_set_0,
	[1] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_6 = {
	.ev	       = llc_conn_ev_local_busy_cleared,
	.next_state    = LLC_CONN_STATE_NORMAL,
	.ev_qualifiers = llc_busy_ev_qfyrs_6,
	.ev_actions    = llc_busy_actions_6,
};

/* State transitions for LLC_CONN_EV_LOCAL_BUSY_CLEARED event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_7[] = {
	[0] = llc_conn_ev_qlfy_data_flag_eq_2,
	[1] = llc_conn_ev_qlfy_p_flag_eq_0,
	[2] = NULL,
};

static llc_conn_action_t llc_busy_actions_7[] = {
	[0] = llc_conn_ac_send_rr_xxx_x_set_0,
	[1] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_7 = {
	.ev	       = llc_conn_ev_local_busy_cleared,
	.next_state    = LLC_CONN_STATE_REJ,
	.ev_qualifiers = llc_busy_ev_qfyrs_7,
	.ev_actions    = llc_busy_actions_7,
};

/* State transitions for LLC_CONN_EV_LOCAL_BUSY_CLEARED event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_8[] = {
	[0] = llc_conn_ev_qlfy_data_flag_eq_2,
	[1] = llc_conn_ev_qlfy_p_flag_eq_1,
	[2] = NULL,
};

static llc_conn_action_t llc_busy_actions_8[] = {
	[0] = llc_conn_ac_send_rr_xxx_x_set_0,
	[1] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_8 = {
	.ev	       = llc_conn_ev_local_busy_cleared,
	.next_state    = LLC_CONN_STATE_REJ,
	.ev_qualifiers = llc_busy_ev_qfyrs_8,
	.ev_actions    = llc_busy_actions_8,
};

/* State transitions for LLC_CONN_EV_RX_I_RSP_Fbit_SET_X_UNEXPD_Ns event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_9a[] = {
	[0] = llc_conn_ev_qlfy_p_flag_eq_f,
	[1] = NULL,
};

static llc_conn_action_t llc_busy_actions_9a[] = {
	[0] = llc_conn_ac_opt_send_rnr_xxx_x_set_0,
	[1] = llc_conn_ac_upd_p_flag,
	[2] = llc_conn_ac_upd_nr_received,
	[3] = llc_conn_ac_set_data_flag_1_if_data_flag_eq_0,
	[4] = llc_conn_ac_clear_remote_busy_if_f_eq_1,
	[5] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_9a = {
	.ev	       = llc_conn_ev_rx_i_rsp_fbit_set_x_unexpd_ns,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = llc_busy_ev_qfyrs_9a,
	.ev_actions    = llc_busy_actions_9a,
};

/* State transitions for LLC_CONN_EV_RX_I_CMD_Pbit_SET_0_UNEXPD_Ns event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_9b[] = {
	[0] = llc_conn_ev_qlfy_p_flag_eq_0,
	[1] = NULL,
};

static llc_conn_action_t llc_busy_actions_9b[] = {
	[0] = llc_conn_ac_opt_send_rnr_xxx_x_set_0,
	[1] = llc_conn_ac_upd_p_flag,
	[2] = llc_conn_ac_upd_nr_received,
	[3] = llc_conn_ac_set_data_flag_1_if_data_flag_eq_0,
	[4] = llc_conn_ac_clear_remote_busy_if_f_eq_1,
	[5] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_9b = {
	.ev	       = llc_conn_ev_rx_i_cmd_pbit_set_0_unexpd_ns,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = llc_busy_ev_qfyrs_9b,
	.ev_actions    = llc_busy_actions_9b,
};

/* State transitions for LLC_CONN_EV_RX_I_RSP_Fbit_SET_0_UNEXPD_Ns event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_10a[] = {
	[0] = llc_conn_ev_qlfy_p_flag_eq_1,
	[1] = NULL,
};

static llc_conn_action_t llc_busy_actions_10a[] = {
	[0] = llc_conn_ac_opt_send_rnr_xxx_x_set_0,
	[1] = llc_conn_ac_upd_nr_received,
	[2] = llc_conn_ac_set_data_flag_1_if_data_flag_eq_0,
	[3] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_10a = {
	.ev	       = llc_conn_ev_rx_i_rsp_fbit_set_0_unexpd_ns,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = llc_busy_ev_qfyrs_10a,
	.ev_actions    = llc_busy_actions_10a,
};

/* State transitions for LLC_CONN_EV_RX_I_CMD_Pbit_SET_0_UNEXPD_Ns event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_10b[] = {
	[0] = llc_conn_ev_qlfy_p_flag_eq_1,
	[1] = NULL,
};

static llc_conn_action_t llc_busy_actions_10b[] = {
	[0] = llc_conn_ac_opt_send_rnr_xxx_x_set_0,
	[1] = llc_conn_ac_upd_nr_received,
	[2] = llc_conn_ac_set_data_flag_1_if_data_flag_eq_0,
	[3] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_10b = {
	.ev	       = llc_conn_ev_rx_i_cmd_pbit_set_0_unexpd_ns,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = llc_busy_ev_qfyrs_10b,
	.ev_actions    = llc_busy_actions_10b,
};

/* State transitions for LLC_CONN_EV_RX_I_CMD_Pbit_SET_1_UNEXPD_Ns event */
static llc_conn_action_t llc_busy_actions_11[] = {
	[0] = llc_conn_ac_send_rnr_rsp_f_set_1,
	[1] = llc_conn_ac_upd_nr_received,
	[2] = llc_conn_ac_set_data_flag_1_if_data_flag_eq_0,
	[3] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_11 = {
	.ev	       = llc_conn_ev_rx_i_cmd_pbit_set_1_unexpd_ns,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = NONE,
	.ev_actions    = llc_busy_actions_11,
};

/* State transitions for LLC_CONN_EV_RX_I_CMD_Pbit_SET_1 event */
static llc_conn_action_t llc_busy_actions_12[] = {
	[0] = llc_conn_ac_inc_vr_by_1,
	[1] = llc_conn_ac_data_ind,
	[2] = llc_conn_ac_send_rnr_rsp_f_set_1,
	[3] = llc_conn_ac_upd_nr_received,
	[4] = llc_conn_ac_stop_rej_tmr_if_data_flag_eq_2,
	[5] = llc_conn_ac_set_data_flag_0,
	[6] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_12 = {
	.ev	       = llc_conn_ev_rx_i_cmd_pbit_set_1,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = NONE,
	.ev_actions    = llc_busy_actions_12,
};

/* State transitions for LLC_CONN_EV_RX_I_RSP_Fbit_SET_X event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_13a[] = {
	[0] = llc_conn_ev_qlfy_p_flag_eq_f,
	[1] = NULL,
};

static llc_conn_action_t llc_busy_actions_13a[] = {
	[0] = llc_conn_ac_inc_vr_by_1,
	[1] = llc_conn_ac_data_ind,
	[2] = llc_conn_ac_upd_p_flag,
	[3] = llc_conn_ac_opt_send_rnr_xxx_x_set_0,
	[4] = llc_conn_ac_upd_nr_received,
	[5] = llc_conn_ac_stop_rej_tmr_if_data_flag_eq_2,
	[6] = llc_conn_ac_set_data_flag_0,
	[7] = llc_conn_ac_clear_remote_busy_if_f_eq_1,
	[8] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_13a = {
	.ev	       = llc_conn_ev_rx_i_rsp_fbit_set_x,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = llc_busy_ev_qfyrs_13a,
	.ev_actions    = llc_busy_actions_13a,
};

/* State transitions for LLC_CONN_EV_RX_I_CMD_Pbit_SET_0 event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_13b[] = {
	[0] = llc_conn_ev_qlfy_p_flag_eq_0,
	[1] = NULL,
};

static llc_conn_action_t llc_busy_actions_13b[] = {
	[0] = llc_conn_ac_inc_vr_by_1,
	[1] = llc_conn_ac_data_ind,
	[2] = llc_conn_ac_upd_p_flag,
	[3] = llc_conn_ac_opt_send_rnr_xxx_x_set_0,
	[4] = llc_conn_ac_upd_nr_received,
	[5] = llc_conn_ac_stop_rej_tmr_if_data_flag_eq_2,
	[6] = llc_conn_ac_set_data_flag_0,
	[7] = llc_conn_ac_clear_remote_busy_if_f_eq_1,
	[8] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_13b = {
	.ev	       = llc_conn_ev_rx_i_cmd_pbit_set_0,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = llc_busy_ev_qfyrs_13b,
	.ev_actions    = llc_busy_actions_13b,
};

/* State transitions for LLC_CONN_EV_RX_I_RSP_Fbit_SET_0 event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_14a[] = {
	[0] = llc_conn_ev_qlfy_p_flag_eq_1,
	[1] = NULL,
};

static llc_conn_action_t llc_busy_actions_14a[] = {
	[0] = llc_conn_ac_inc_vr_by_1,
	[1] = llc_conn_ac_data_ind,
	[2] = llc_conn_ac_opt_send_rnr_xxx_x_set_0,
	[3] = llc_conn_ac_upd_nr_received,
	[4] = llc_conn_ac_stop_rej_tmr_if_data_flag_eq_2,
	[5] = llc_conn_ac_set_data_flag_0,
	[6] = NULL,
};

static struct llc_conn_state_trans llc_busy_state_trans_14a = {
	.ev	       = llc_conn_ev_rx_i_rsp_fbit_set_0,
	.next_state    = LLC_CONN_STATE_BUSY,
	.ev_qualifiers = llc_busy_ev_qfyrs_14a,
	.ev_actions    = llc_busy_actions_14a,
};

/* State transitions for LLC_CONN_EV_RX_I_CMD_Pbit_SET_0 event */
static llc_conn_ev_qfyr_t llc_busy_ev_qfyrs_14b[] = {