3 * ===================================
4 * HARP | Host ATM Research Platform
5 * ===================================
8 * This Host ATM Research Platform ("HARP") file (the "Software") is
9 * made available by Network Computing Services, Inc. ("NetworkCS")
10 * "AS IS". NetworkCS does not provide maintenance, improvements or
11 * support of any kind.
13 * NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED,
14 * INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY
15 * AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE
16 * SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE.
17 * In no event shall NetworkCS be responsible for any damages, including
18 * but not limited to consequential damages, arising from or relating to
19 * any use of the Software or related support.
21 * Copyright 1994-1998 Network Computing Services, Inc.
23 * Copies of this Software may be made, however, the above copyright
24 * notice must be reproduced on all copies.
26 * @(#) $FreeBSD: src/sys/netatm/uni/sscop_var.h,v 1.2 1999/08/28 00:49:01 peter Exp $
27 * @(#) $DragonFly: src/sys/netproto/atm/uni/sscop_var.h,v 1.2 2003/06/17 04:28:49 dillon Exp $
32 * ATM Forum UNI Support
33 * ---------------------
35 * SSCOP protocol control blocks
39 #ifndef _UNI_SSCOP_VAR_H
40 #define _UNI_SSCOP_VAR_H
43 * Structure containing information for each SSCOP connection.
46 struct sscop *so_next; /* Next connection in chain */
47 u_char so_state; /* Connection state (see below) */
48 u_short so_flags; /* Connection flags (see below) */
49 enum sscop_vers so_vers; /* SSCOP version */
51 /* Transmitter variables */
52 sscop_seq so_send; /* VT(S) - next SD to send */
53 sscop_seq so_sendmax; /* VT(MS) - max SD to send + 1 */
54 sscop_seq so_ack; /* VT(A) - next expected ack */
55 sscop_seq so_pollsend; /* VT(PS) - last POLL sent */
56 sscop_seq so_pollack; /* VT(PA) - next expected STAT */
57 short so_polldata; /* VT(PD) - SD's sent between POLLs */
58 short so_connctl; /* VT(CC) - un-ack'd BGN,END,ER,RS */
59 u_char so_sendconn; /* VT(SQ) - last BGN,ER,RS sent */
61 /* Receiver variables */
62 sscop_seq so_rcvnext; /* VR(R) - next SD to receive */
63 sscop_seq so_rcvhigh; /* VR(H) - next highest SD to receive */
64 sscop_seq so_rcvmax; /* VR(MR) - max SD to receive + 1 */
65 u_char so_rcvconn; /* VR(SQ) - last BGN,ER,RS received */
68 KBuffer *so_xmit_hd; /* SD transmission queue head */
69 KBuffer *so_xmit_tl; /* SD transmission queue tail */
70 struct pdu_hdr *so_rexmit_hd; /* SD retransmission queue head */
71 struct pdu_hdr *so_rexmit_tl; /* SD retransmission queue head */
72 struct pdu_hdr *so_pack_hd; /* SD pending ack queue head */
73 struct pdu_hdr *so_pack_tl; /* SD pending ack queue tail */
74 struct pdu_hdr *so_recv_hd; /* SD receive queue head */
75 struct pdu_hdr *so_recv_tl; /* SD receive queue tail */
77 /* Connection parameters */
78 struct sscop_parms so_parm; /* Connection parameters */
81 u_short so_timer[SSCOP_T_NUM]; /* Connection timers */
84 Atm_connvc *so_connvc; /* Connection vcc for this stack */
85 void *so_toku; /* Stack upper layer's token */
86 void *so_tokl; /* Stack lower layer's token */
87 void (*so_upper) /* Stack upper layer's interface */
88 __P((int, void *, int, int));
89 void (*so_lower) /* Stack lower layer's interface */
90 __P((int, void *, int, int));
91 u_short so_headout; /* Output buffer headroom */
98 * # - state valid only for Q.SAAL1
99 * ## - state valid only for Q.2110
101 #define SOS_INST 0 /* Instantiated, waiting for INIT */
102 #define SOS_IDLE 1 /* Idle connection */
103 #define SOS_OUTCONN 2 /* Outgoing connection pending */
104 #define SOS_INCONN 3 /* Incoming connection pending */
105 #define SOS_OUTDISC 4 /* Outgoing disconnection pending */
106 #define SOS_OUTRESYN 5 /* Outgoing resynchronization pending */
107 #define SOS_INRESYN 6 /* Incoming resynchronization pending */
108 #define SOS_CONRESYN 7 /* Concurrent resynch pending (#) */
109 #define SOS_OUTRECOV 7 /* Outgoing recovery pending (##) */
110 #define SOS_RECOVRSP 8 /* Recovery response pending (##) */
111 #define SOS_INRECOV 9 /* Incoming recovery pending (##) */
112 #define SOS_READY 10 /* Data transfer ready */
113 #define SOS_TERM 11 /* Waiting for TERM */
115 #define SOS_MAXSTATE 11 /* Maximum state value */
116 #define SOS_NUMSTATES (SOS_MAXSTATE+1)/* Number of states */
121 #define SOF_NOCLRBUF 0x0001 /* Clear buffers = no */
122 #define SOF_REESTAB 0x0002 /* SSCOP initiated reestablishment */
123 #define SOF_XMITSRVC 0x0004 /* Transmit queues need servicing */
124 #define SOF_KEEPALIVE 0x0008 /* Polling in transient phase */
125 #define SOF_ENDSSCOP 0x0010 /* Last END PDU, SOURCE=SSCOP */
126 #define SOF_NOCREDIT 0x0020 /* Transmit window closed */
133 u_long sos_connects; /* Connection instances */
134 u_long sos_aborts; /* Connection aborts */
135 u_long sos_maa_error[MAA_ERROR_COUNT]; /* Management errors */
140 * Global function declarations
143 int sscop_start __P((void));
144 int sscop_stop __P((void));
145 void sscop_maa_error __P((struct sscop *, int));
146 void sscop_abort __P((struct sscop *, char *));
149 void sscop_lower __P((int, void *, int, int));
150 void sscop_aa_noop_0 __P((struct sscop *, int, int));
151 void sscop_aa_noop_1 __P((struct sscop *, int, int));
152 void sscop_init_inst __P((struct sscop *, int, int));
153 void sscop_term_all __P((struct sscop *, int, int));
156 int sscop_send_bgn __P((struct sscop *, int));
157 int sscop_send_bgak __P((struct sscop *));
158 int sscop_send_bgrej __P((struct sscop *));
159 int sscop_send_end __P((struct sscop *, int));
160 int sscop_send_endak __P((struct sscop *));
161 int sscop_send_rs __P((struct sscop *));
162 int sscop_send_rsak __P((struct sscop *));
163 int sscop_send_er __P((struct sscop *));
164 int sscop_send_erak __P((struct sscop *));
165 int sscop_send_poll __P((struct sscop *));
166 int sscop_send_stat __P((struct sscop *, sscop_seq));
167 int sscop_send_ustat __P((struct sscop *, sscop_seq));
168 int sscop_send_ud __P((struct sscop *, KBuffer *));
169 void sscop_pdu_print __P((struct sscop *, KBuffer *, char *));
172 void sscop_estreq_idle __P((struct sscop *, int, int));
173 void sscop_estrsp_inconn __P((struct sscop *, int, int));
174 void sscop_relreq_outconn __P((struct sscop *, int, int));
175 void sscop_relreq_inconn __P((struct sscop *, int, int));
176 void sscop_relreq_ready __P((struct sscop *, int, int));
177 void sscop_datreq_ready __P((struct sscop *, int, int));
178 void sscop_udtreq_all __P((struct sscop *, int, int));
180 /* sscop_sigcpcs.c */
181 void sscop_noop __P((struct sscop *, KBuffer *, caddr_t));
182 void sscop_bgn_idle __P((struct sscop *, KBuffer *, caddr_t));
183 void sscop_bgn_outdisc __P((struct sscop *, KBuffer *, caddr_t));
184 void sscop_bgn_outresyn __P((struct sscop *, KBuffer *, caddr_t));
185 void sscop_bgn_inresyn __P((struct sscop *, KBuffer *, caddr_t));
186 void sscop_bgak_error __P((struct sscop *, KBuffer *, caddr_t));
187 void sscop_bgak_idle __P((struct sscop *, KBuffer *, caddr_t));
188 void sscop_bgak_outconn __P((struct sscop *, KBuffer *, caddr_t));
189 void sscop_bgrej_error __P((struct sscop *, KBuffer *, caddr_t));
190 void sscop_bgrej_outconn __P((struct sscop *, KBuffer *, caddr_t));
191 void sscop_bgrej_inconn __P((struct sscop *, KBuffer *, caddr_t));
192 void sscop_bgrej_outresyn __P((struct sscop *, KBuffer *, caddr_t));
193 void sscop_bgrej_ready __P((struct sscop *, KBuffer *, caddr_t));
194 void sscop_end_idle __P((struct sscop *, KBuffer *, caddr_t));
195 void sscop_end_inconn __P((struct sscop *, KBuffer *, caddr_t));
196 void sscop_end_outdisc __P((struct sscop *, KBuffer *, caddr_t));
197 void sscop_endak_error __P((struct sscop *, KBuffer *, caddr_t));
198 void sscop_endak_inconn __P((struct sscop *, KBuffer *, caddr_t));
199 void sscop_endak_outdisc __P((struct sscop *, KBuffer *, caddr_t));
200 void sscop_endak_ready __P((struct sscop *, KBuffer *, caddr_t));
201 void sscop_rs_error __P((struct sscop *, KBuffer *, caddr_t));
202 void sscop_rs_idle __P((struct sscop *, KBuffer *, caddr_t));
203 void sscop_rsak_error __P((struct sscop *, KBuffer *, caddr_t));
204 void sscop_rsak_idle __P((struct sscop *, KBuffer *, caddr_t));
205 void sscop_rsak_outresyn __P((struct sscop *, KBuffer *, caddr_t));
206 void sscop_sd_error __P((struct sscop *, KBuffer *, caddr_t));
207 void sscop_sd_idle __P((struct sscop *, KBuffer *, caddr_t));
208 void sscop_sd_inconn __P((struct sscop *, KBuffer *, caddr_t));
209 void sscop_poll_error __P((struct sscop *, KBuffer *, caddr_t));
210 void sscop_poll_idle __P((struct sscop *, KBuffer *, caddr_t));
211 void sscop_poll_inconn __P((struct sscop *, KBuffer *, caddr_t));
212 void sscop_stat_error __P((struct sscop *, KBuffer *, caddr_t));
213 void sscop_stat_idle __P((struct sscop *, KBuffer *, caddr_t));
214 void sscop_stat_inconn __P((struct sscop *, KBuffer *, caddr_t));
215 void sscop_stat_ready __P((struct sscop *, KBuffer *, caddr_t));
216 void sscop_ustat_error __P((struct sscop *, KBuffer *, caddr_t));
217 void sscop_ustat_idle __P((struct sscop *, KBuffer *, caddr_t));
218 void sscop_ustat_inconn __P((struct sscop *, KBuffer *, caddr_t));
219 void sscop_ustat_ready __P((struct sscop *, KBuffer *, caddr_t));
220 void sscop_ud_all __P((struct sscop *, KBuffer *, caddr_t));
221 void sscop_md_all __P((struct sscop *, KBuffer *, caddr_t));
224 KBuffer * sscop_stat_getelem __P((KBuffer *, sscop_seq *));
225 struct pdu_hdr *sscop_pack_locate __P((struct sscop *, sscop_seq));
226 void sscop_pack_free __P((struct sscop *, sscop_seq));
227 void sscop_rexmit_insert __P((struct sscop *, struct pdu_hdr *));
228 void sscop_rexmit_unlink __P((struct sscop *, struct pdu_hdr *));
229 void sscop_xmit_drain __P((struct sscop *));
230 int sscop_recv_insert __P((struct sscop *, struct pdu_hdr *));
231 void sscop_rcvr_drain __P((struct sscop *));
232 void sscop_service_xmit __P((struct sscop *));
233 int sscop_is_rexmit __P((struct sscop *, u_char));
234 void sscop_set_poll __P((struct sscop *));
237 void sscop_timeout __P((struct atm_time *));
240 void sscop_upper __P((int, void *, int, int));
244 /* q2110_sigcpcs.c */
247 void q2110_clear_xmit __P((struct sscop *));
248 void q2110_init_state __P((struct sscop *));
249 void q2110_prep_retrieve __P((struct sscop *));
250 void q2110_prep_recovery __P((struct sscop *));
251 void q2110_deliver_data __P((struct sscop *));
252 void q2110_error_recovery __P((struct sscop *));
256 /* qsaal1_sigcpcs.c */
259 void qsaal1_reestablish __P((struct sscop *));
260 void qsaal1_reset_xmit __P((struct sscop *));
261 void qsaal1_reset_rcvr __P((struct sscop *));
262 void qsaal1_clear_connection __P((struct sscop *));
268 extern struct sp_info sscop_pool;
269 extern int sscop_vccnt;
270 extern struct sscop *sscop_head;
271 extern struct sscop_stat sscop_stat;
272 extern struct atm_time sscop_timer;
273 extern void (*(*sscop_qsaal_aatab[]))
274 __P((struct sscop *, int, int));
275 extern void (*(*sscop_q2110_aatab[]))
276 __P((struct sscop *, int, int));
277 extern void (*(*sscop_qsaal_pdutab[]))
278 __P((struct sscop *, KBuffer *, caddr_t));
279 extern void (*(*sscop_q2110_pdutab[]))
280 __P((struct sscop *, KBuffer *, caddr_t));
282 #endif /* ATM_KERNEL */
284 #endif /* _UNI_SSCOP_VAR_H */