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llc_c_ac.h

llc_c_ac.h 10 KB
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  1. #ifndef LLC_C_AC_H
    2. 

  2. #define LLC_C_AC_H
    3. 

  3. /*
    4. 

  4.  * Copyright (c) 1997 by Procom Technology,Inc.
    5. 

  5.  * 		 2001 by Arnaldo Carvalho de Melo <acme@conectiva.com.br>
    6. 

  6.  *
    7. 

  7.  * This program can be redistributed or modified under the terms of the
    8. 

  8.  * GNU General Public License as published by the Free Software Foundation.
    9. 

  9.  * This program is distributed without any warranty or implied warranty
    10. 

  10.  * of merchantability or fitness for a particular purpose.
    11. 

  11.  *
    12. 

  12.  * See the GNU General Public License for more details.
    13. 

  13.  */
    14. 

  14. /* Connection component state transition actions */
    15. 

  15. /*
    16. 

  16.  * Connection state transition actions
    17. 

  17.  * (Fb = F bit; Pb = P bit; Xb = X bit)
    18. 

  18.  */
    19. 

  19. #define LLC_CONN_AC_CLR_REMOTE_BUSY			 1
    20. 

  20. #define LLC_CONN_AC_CONN_IND				 2
    21. 

  21. #define LLC_CONN_AC_CONN_CONFIRM			 3
    22. 

  22. #define LLC_CONN_AC_DATA_IND				 4
    23. 

  23. #define LLC_CONN_AC_DISC_IND				 5
    24. 

  24. #define LLC_CONN_AC_RESET_IND				 6
    25. 

  25. #define LLC_CONN_AC_RESET_CONFIRM			 7
    26. 

  26. #define LLC_CONN_AC_REPORT_STATUS			 8
    27. 

  27. #define LLC_CONN_AC_CLR_REMOTE_BUSY_IF_Fb_EQ_1		 9
    28. 

  28. #define LLC_CONN_AC_STOP_REJ_TMR_IF_DATA_FLAG_EQ_2	10
    29. 

  29. #define LLC_CONN_AC_SEND_DISC_CMD_Pb_SET_X		11
    30. 

  30. #define LLC_CONN_AC_SEND_DM_RSP_Fb_SET_Pb		12
    31. 

  31. #define LLC_CONN_AC_SEND_DM_RSP_Fb_SET_1		13
    32. 

  32. #define LLC_CONN_AC_SEND_DM_RSP_Fb_SET_F_FLAG		14
    33. 

  33. #define LLC_CONN_AC_SEND_FRMR_RSP_Fb_SET_X		15
    34. 

  34. #define LLC_CONN_AC_RESEND_FRMR_RSP_Fb_SET_0		16
    35. 

  35. #define LLC_CONN_AC_RESEND_FRMR_RSP_Fb_SET_Pb		17
    36. 

  36. #define LLC_CONN_AC_SEND_I_CMD_Pb_SET_1			18
    37. 

  37. #define LLC_CONN_AC_RESEND_I_CMD_Pb_SET_1		19
    38. 

  38. #define LLC_CONN_AC_RESEND_I_CMD_Pb_SET_1_OR_SEND_RR	20
    39. 

  39. #define LLC_CONN_AC_SEND_I_XXX_Xb_SET_0			21
    40. 

  40. #define LLC_CONN_AC_RESEND_I_XXX_Xb_SET_0		22
    41. 

  41. #define LLC_CONN_AC_RESEND_I_XXX_Xb_SET_0_OR_SEND_RR	23
    42. 

  42. #define LLC_CONN_AC_RESEND_I_RSP_Fb_SET_1		24
    43. 

  43. #define LLC_CONN_AC_SEND_REJ_CMD_Pb_SET_1		25
    44. 

  44. #define LLC_CONN_AC_SEND_REJ_RSP_Fb_SET_1		26
    45. 

  45. #define LLC_CONN_AC_SEND_REJ_XXX_Xb_SET_0		27
    46. 

  46. #define LLC_CONN_AC_SEND_RNR_CMD_Pb_SET_1		28
    47. 

  47. #define LLC_CONN_AC_SEND_RNR_RSP_Fb_SET_1		29
    48. 

  48. #define LLC_CONN_AC_SEND_RNR_XXX_Xb_SET_0		30
    49. 

  49. #define LLC_CONN_AC_SET_REMOTE_BUSY			31
    50. 

  50. #define LLC_CONN_AC_OPTIONAL_SEND_RNR_XXX_Xb_SET_0	32
    51. 

  51. #define LLC_CONN_AC_SEND_RR_CMD_Pb_SET_1		33
    52. 

  52. #define LLC_CONN_AC_SEND_ACK_CMD_Pb_SET_1		34
    53. 

  53. #define LLC_CONN_AC_SEND_RR_RSP_Fb_SET_1		35
    54. 

  54. #define LLC_CONN_AC_SEND_ACK_RSP_Fb_SET_1		36
    55. 

  55. #define LLC_CONN_AC_SEND_RR_XXX_Xb_SET_0		37
    56. 

  56. #define LLC_CONN_AC_SEND_ACK_XXX_Xb_SET_0		38
    57. 

  57. #define LLC_CONN_AC_SEND_SABME_CMD_Pb_SET_X		39
    58. 

  58. #define LLC_CONN_AC_SEND_UA_RSP_Fb_SET_Pb		40
    59. 

  59. #define LLC_CONN_AC_SEND_UA_RSP_Fb_SET_F_FLAG		41
    60. 

  60. #define LLC_CONN_AC_S_FLAG_SET_0			42
    61. 

  61. #define LLC_CONN_AC_S_FLAG_SET_1			43
    62. 

  62. #define LLC_CONN_AC_START_P_TMR				44
    63. 

  63. #define LLC_CONN_AC_START_ACK_TMR			45
    64. 

  64. #define LLC_CONN_AC_START_REJ_TMR			46
    65. 

  65. #define LLC_CONN_AC_START_ACK_TMR_IF_NOT_RUNNING	47
    66. 

  66. #define LLC_CONN_AC_STOP_ACK_TMR			48
    67. 

  67. #define LLC_CONN_AC_STOP_P_TMR				49
    68. 

  68. #define LLC_CONN_AC_STOP_REJ_TMR			50
    69. 

  69. #define LLC_CONN_AC_STOP_ALL_TMRS			51
    70. 

  70. #define LLC_CONN_AC_STOP_OTHER_TMRS			52
    71. 

  71. #define LLC_CONN_AC_UPDATE_Nr_RECEIVED			53
    72. 

  72. #define LLC_CONN_AC_UPDATE_P_FLAG			54
    73. 

  73. #define LLC_CONN_AC_DATA_FLAG_SET_2			55
    74. 

  74. #define LLC_CONN_AC_DATA_FLAG_SET_0			56
    75. 

  75. #define LLC_CONN_AC_DATA_FLAG_SET_1			57
    76. 

  76. #define LLC_CONN_AC_DATA_FLAG_SET_1_IF_DATA_FLAG_EQ_0	58
    77. 

  77. #define LLC_CONN_AC_P_FLAG_SET_0			59
    78. 

  78. #define LLC_CONN_AC_P_FLAG_SET_P			60
    79. 

  79. #define LLC_CONN_AC_REMOTE_BUSY_SET_0			61
    80. 

  80. #define LLC_CONN_AC_RETRY_CNT_SET_0			62
    81. 

  81. #define LLC_CONN_AC_RETRY_CNT_INC_BY_1			63
    82. 

  82. #define LLC_CONN_AC_Vr_SET_0				64
    83. 

  83. #define LLC_CONN_AC_Vr_INC_BY_1				65
    84. 

  84. #define LLC_CONN_AC_Vs_SET_0				66
    85. 

  85. #define LLC_CONN_AC_Vs_SET_Nr				67
    86. 

  86. #define LLC_CONN_AC_F_FLAG_SET_P			68
    87. 

  87. #define LLC_CONN_AC_STOP_SENDACK_TMR			70
    88. 

  88. #define LLC_CONN_AC_START_SENDACK_TMR_IF_NOT_RUNNING	71
    89. 

  89. 

  90. typedef int (*llc_conn_action_t)(struct sock *sk, struct sk_buff *skb);
    91. 

  91. 

  92. extern int llc_conn_ac_clear_remote_busy(struct sock *sk, struct sk_buff *skb);
    93. 

  93. extern int llc_conn_ac_conn_ind(struct sock *sk, struct sk_buff *skb);
    94. 

  94. extern int llc_conn_ac_conn_confirm(struct sock* sk, struct sk_buff *skb);
    95. 

  95. extern int llc_conn_ac_data_ind(struct sock* sk, struct sk_buff *skb);
    96. 

  96. extern int llc_conn_ac_disc_ind(struct sock* sk, struct sk_buff *skb);
    97. 

  97. extern int llc_conn_ac_rst_ind(struct sock* sk, struct sk_buff *skb);
    98. 

  98. extern int llc_conn_ac_rst_confirm(struct sock* sk, struct sk_buff *skb);
    99. 

  99. extern int llc_conn_ac_clear_remote_busy_if_f_eq_1(struct sock* sk,
    100. 

  100. 						   struct sk_buff *skb);
    101. 

  101. extern int llc_conn_ac_stop_rej_tmr_if_data_flag_eq_2(struct sock* sk,
    102. 

  102. 						      struct sk_buff *skb);
    103. 

  103. extern int llc_conn_ac_send_disc_cmd_p_set_x(struct sock* sk,
    104. 

  104. 					     struct sk_buff *skb);
    105. 

  105. extern int llc_conn_ac_send_dm_rsp_f_set_p(struct sock* sk,
    106. 

  106. 					   struct sk_buff *skb);
    107. 

  107. extern int llc_conn_ac_send_dm_rsp_f_set_1(struct sock* sk,
    108. 

  108. 					   struct sk_buff *skb);
    109. 

  109. extern int llc_conn_ac_send_frmr_rsp_f_set_x(struct sock* sk,
    110. 

  110. 					     struct sk_buff *skb);
    111. 

  111. extern int llc_conn_ac_resend_frmr_rsp_f_set_0(struct sock* sk,
    112. 

  112. 					       struct sk_buff *skb);
    113. 

  113. extern int llc_conn_ac_resend_frmr_rsp_f_set_p(struct sock* sk,
    114. 

  114. 					       struct sk_buff *skb);
    115. 

  115. extern int llc_conn_ac_send_i_cmd_p_set_1(struct sock* sk, struct sk_buff *skb);
    116. 

  116. extern int llc_conn_ac_send_i_xxx_x_set_0(struct sock* sk, struct sk_buff *skb);
    117. 

  117. extern int llc_conn_ac_resend_i_xxx_x_set_0(struct sock* sk,
    118. 

  118. 					    struct sk_buff *skb);
    119. 

  119. extern int llc_conn_ac_resend_i_xxx_x_set_0_or_send_rr(struct sock* sk,
    120. 

  120. 						       struct sk_buff *skb);
    121. 

  121. extern int llc_conn_ac_resend_i_rsp_f_set_1(struct sock* sk,
    122. 

  122. 					    struct sk_buff *skb);
    123. 

  123. extern int llc_conn_ac_send_rej_cmd_p_set_1(struct sock* sk,
    124. 

  124. 					    struct sk_buff *skb);
    125. 

  125. extern int llc_conn_ac_send_rej_rsp_f_set_1(struct sock* sk,
    126. 

  126. 					    struct sk_buff *skb);
    127. 

  127. extern int llc_conn_ac_send_rej_xxx_x_set_0(struct sock* sk,
    128. 

  128. 					    struct sk_buff *skb);
    129. 

  129. extern int llc_conn_ac_send_rnr_cmd_p_set_1(struct sock* sk,
    130. 

  130. 					    struct sk_buff *skb);
    131. 

  131. extern int llc_conn_ac_send_rnr_rsp_f_set_1(struct sock* sk,
    132. 

  132. 					    struct sk_buff *skb);
    133. 

  133. extern int llc_conn_ac_send_rnr_xxx_x_set_0(struct sock* sk,
    134. 

  134. 					    struct sk_buff *skb);
    135. 

  135. extern int llc_conn_ac_set_remote_busy(struct sock* sk, struct sk_buff *skb);
    136. 

  136. extern int llc_conn_ac_opt_send_rnr_xxx_x_set_0(struct sock* sk,
    137. 

  137. 						struct sk_buff *skb);
    138. 

  138. extern int llc_conn_ac_send_rr_cmd_p_set_1(struct sock* sk,
    139. 

  139. 					   struct sk_buff *skb);
    140. 

  140. extern int llc_conn_ac_send_rr_rsp_f_set_1(struct sock* sk,
    141. 

  141. 					   struct sk_buff *skb);
    142. 

  142. extern int llc_conn_ac_send_ack_rsp_f_set_1(struct sock* sk,
    143. 

  143. 					    struct sk_buff *skb);
    144. 

  144. extern int llc_conn_ac_send_rr_xxx_x_set_0(struct sock* sk,
    145. 

  145. 					   struct sk_buff *skb);
    146. 

  146. extern int llc_conn_ac_send_ack_xxx_x_set_0(struct sock* sk,
    147. 

  147. 					    struct sk_buff *skb);
    148. 

  148. extern int llc_conn_ac_send_sabme_cmd_p_set_x(struct sock* sk,
    149. 

  149. 					      struct sk_buff *skb);
    150. 

  150. extern int llc_conn_ac_send_ua_rsp_f_set_p(struct sock* sk,
    151. 

  151. 					   struct sk_buff *skb);
    152. 

  152. extern int llc_conn_ac_set_s_flag_0(struct sock* sk, struct sk_buff *skb);
    153. 

  153. extern int llc_conn_ac_set_s_flag_1(struct sock* sk, struct sk_buff *skb);
    154. 

  154. extern int llc_conn_ac_start_p_timer(struct sock* sk, struct sk_buff *skb);
    155. 

  155. extern int llc_conn_ac_start_ack_timer(struct sock* sk, struct sk_buff *skb);
    156. 

  156. extern int llc_conn_ac_start_rej_timer(struct sock* sk, struct sk_buff *skb);
    157. 

  157. extern int llc_conn_ac_start_ack_tmr_if_not_running(struct sock* sk,
    158. 

  158. 						    struct sk_buff *skb);
    159. 

  159. extern int llc_conn_ac_stop_ack_timer(struct sock* sk, struct sk_buff *skb);
    160. 

  160. extern int llc_conn_ac_stop_p_timer(struct sock* sk, struct sk_buff *skb);
    161. 

  161. extern int llc_conn_ac_stop_rej_timer(struct sock* sk, struct sk_buff *skb);
    162. 

  162. extern int llc_conn_ac_stop_all_timers(struct sock* sk, struct sk_buff *skb);
    163. 

  163. extern int llc_conn_ac_stop_other_timers(struct sock* sk, struct sk_buff *skb);
    164. 

  164. extern int llc_conn_ac_upd_nr_received(struct sock* sk, struct sk_buff *skb);
    165. 

  165. extern int llc_conn_ac_inc_tx_win_size(struct sock* sk, struct sk_buff *skb);
    166. 

  166. extern int llc_conn_ac_dec_tx_win_size(struct sock* sk, struct sk_buff *skb);
    167. 

  167. extern int llc_conn_ac_upd_p_flag(struct sock* sk, struct sk_buff *skb);
    168. 

  168. extern int llc_conn_ac_set_data_flag_2(struct sock* sk, struct sk_buff *skb);
    169. 

  169. extern int llc_conn_ac_set_data_flag_0(struct sock* sk, struct sk_buff *skb);
    170. 

  170. extern int llc_conn_ac_set_data_flag_1(struct sock* sk, struct sk_buff *skb);
    171. 

  171. extern int llc_conn_ac_set_data_flag_1_if_data_flag_eq_0(struct sock* sk,
    172. 

  172. 							 struct sk_buff *skb);
    173. 

  173. extern int llc_conn_ac_set_p_flag_0(struct sock* sk, struct sk_buff *skb);
    174. 

  174. extern int llc_conn_ac_set_remote_busy_0(struct sock* sk, struct sk_buff *skb);
    175. 

  175. extern int llc_conn_ac_set_retry_cnt_0(struct sock* sk, struct sk_buff *skb);
    176. 

  176. extern int llc_conn_ac_set_cause_flag_0(struct sock* sk, struct sk_buff *skb);
    177. 

  177. extern int llc_conn_ac_set_cause_flag_1(struct sock* sk, struct sk_buff *skb);
    178. 

  178. extern int llc_conn_ac_inc_retry_cnt_by_1(struct sock* sk, struct sk_buff *skb);
    179. 

  179. extern int llc_conn_ac_set_vr_0(struct sock* sk, struct sk_buff *skb);
    180. 

  180. extern int llc_conn_ac_inc_vr_by_1(struct sock* sk, struct sk_buff *skb);
    181. 

  181. extern int llc_conn_ac_set_vs_0(struct sock* sk, struct sk_buff *skb);
    182. 

  182. extern int llc_conn_ac_set_vs_nr(struct sock* sk, struct sk_buff *skb);
    183. 

  183. extern int llc_conn_ac_rst_vs(struct sock* sk, struct sk_buff *skb);
    184. 

  184. extern int llc_conn_ac_upd_vs(struct sock* sk, struct sk_buff *skb);
    185. 

  185. extern int llc_conn_disc(struct sock* sk, struct sk_buff *skb);
    186. 

  186. extern int llc_conn_reset(struct sock* sk, struct sk_buff *skb);
    187. 

  187. extern int llc_conn_ac_disc_confirm(struct sock* sk, struct sk_buff *skb);
    188. 

  188. extern u8 llc_circular_between(u8 a, u8 b, u8 c);
    189. 

  189. extern int llc_conn_ac_send_ack_if_needed(struct sock* sk, struct sk_buff *skb);
    190. 

  190. extern int llc_conn_ac_adjust_npta_by_rr(struct sock* sk, struct sk_buff *skb);
    191. 

  191. extern int llc_conn_ac_adjust_npta_by_rnr(struct sock* sk, struct sk_buff *skb);
    192. 

  192. extern int llc_conn_ac_rst_sendack_flag(struct sock* sk, struct sk_buff *skb);
    193. 

  193. extern int llc_conn_ac_send_i_rsp_as_ack(struct sock* sk, struct sk_buff *skb);
    194. 

  194. extern int llc_conn_ac_send_i_as_ack(struct sock* sk, struct sk_buff *skb);
    195. 

  195. 

  196. extern void llc_conn_busy_tmr_cb(unsigned long timeout_data);
    197. 

  197. extern void llc_conn_pf_cycle_tmr_cb(unsigned long timeout_data);
    198. 

  198. extern void llc_conn_ack_tmr_cb(unsigned long timeout_data);
    199. 

  199. extern void llc_conn_rej_tmr_cb(unsigned long timeout_data);
    200. 

  200. 

  201. extern void llc_conn_set_p_flag(struct sock *sk, u8 value);
    202. 

  202. #endif /* LLC_C_AC_H */
    203. 

  203.