Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* $Id: capi.h,v 1.6.6.2 2001/09/23 22:24:32 kai Exp $ |
| 2 | * |
| 3 | * ISDN lowlevel-module for the IBM ISDN-S0 Active 2000. |
| 4 | * |
| 5 | * Author Fritz Elfert |
| 6 | * Copyright by Fritz Elfert <fritz@isdn4linux.de> |
| 7 | * |
| 8 | * This software may be used and distributed according to the terms |
| 9 | * of the GNU General Public License, incorporated herein by reference. |
| 10 | * |
| 11 | * Thanks to Friedemann Baitinger and IBM Germany |
| 12 | * |
| 13 | */ |
| 14 | |
| 15 | #ifndef CAPI_H |
| 16 | #define CAPI_H |
| 17 | |
| 18 | /* Command-part of a CAPI message */ |
| 19 | typedef struct actcapi_msgcmd { |
| 20 | __u8 cmd; |
| 21 | __u8 subcmd; |
| 22 | } actcapi_msgcmd; |
| 23 | |
| 24 | /* CAPI message header */ |
| 25 | typedef struct actcapi_msghdr { |
| 26 | __u16 len; |
| 27 | __u16 applicationID; |
| 28 | actcapi_msgcmd cmd; |
| 29 | __u16 msgnum; |
| 30 | } actcapi_msghdr; |
| 31 | |
| 32 | /* CAPI message description (for debugging) */ |
| 33 | typedef struct actcapi_msgdsc { |
| 34 | actcapi_msgcmd cmd; |
| 35 | char *description; |
| 36 | } actcapi_msgdsc; |
| 37 | |
| 38 | /* CAPI Address */ |
| 39 | typedef struct actcapi_addr { |
| 40 | __u8 len; /* Length of element */ |
| 41 | __u8 tnp; /* Type/Numbering Plan */ |
| 42 | __u8 num[20]; /* Caller ID */ |
| 43 | } actcapi_addr; |
| 44 | |
| 45 | /* CAPI INFO element mask */ |
| 46 | typedef union actcapi_infonr { /* info number */ |
| 47 | __u16 mask; /* info-mask field */ |
| 48 | struct bmask { /* bit definitions */ |
| 49 | unsigned codes : 3; /* code set */ |
| 50 | unsigned rsvd : 5; /* reserved */ |
| 51 | unsigned svind : 1; /* single, variable length ind. */ |
| 52 | unsigned wtype : 7; /* W-element type */ |
| 53 | } bmask; |
| 54 | } actcapi_infonr; |
| 55 | |
| 56 | /* CAPI INFO element */ |
| 57 | typedef union actcapi_infoel { /* info element */ |
| 58 | __u8 len; /* length of info element */ |
| 59 | __u8 display[40]; /* display contents */ |
| 60 | __u8 uuinfo[40]; /* User-user info field */ |
| 61 | struct cause { /* Cause information */ |
| 62 | unsigned ext2 : 1; /* extension */ |
| 63 | unsigned cod : 2; /* coding standard */ |
| 64 | unsigned spare : 1; /* spare */ |
| 65 | unsigned loc : 4; /* location */ |
| 66 | unsigned ext1 : 1; /* extension */ |
| 67 | unsigned cval : 7; /* Cause value */ |
| 68 | } cause; |
| 69 | struct charge { /* Charging information */ |
| 70 | __u8 toc; /* type of charging info */ |
| 71 | __u8 unit[10]; /* charging units */ |
| 72 | } charge; |
| 73 | __u8 date[20]; /* date fields */ |
| 74 | __u8 stat; /* state of remote party */ |
| 75 | } actcapi_infoel; |
| 76 | |
| 77 | /* Message for EAZ<->MSN Mapping */ |
| 78 | typedef struct actcapi_msn { |
| 79 | __u8 eaz; |
| 80 | __u8 len; /* Length of MSN */ |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 81 | __u8 msn[15]; |
| 82 | } __attribute__((packed)) actcapi_msn; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 83 | |
| 84 | typedef struct actcapi_dlpd { |
| 85 | __u8 len; /* Length of structure */ |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 86 | __u16 dlen; /* Data Length */ |
| 87 | __u8 laa; /* Link Address A */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 88 | __u8 lab; /* Link Address B */ |
| 89 | __u8 modulo; /* Modulo Mode */ |
| 90 | __u8 win; /* Window size */ |
| 91 | __u8 xid[100]; /* XID Information */ |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 92 | } __attribute__((packed)) actcapi_dlpd; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | |
| 94 | typedef struct actcapi_ncpd { |
| 95 | __u8 len; /* Length of structure */ |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 96 | __u16 lic; |
| 97 | __u16 hic; |
| 98 | __u16 ltc; |
| 99 | __u16 htc; |
| 100 | __u16 loc; |
| 101 | __u16 hoc; |
| 102 | __u8 modulo; |
| 103 | } __attribute__((packed)) actcapi_ncpd; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 104 | #define actcapi_ncpi actcapi_ncpd |
| 105 | |
| 106 | /* |
| 107 | * Layout of NCCI field in a B3 DATA CAPI message is different from |
| 108 | * standard at act2000: |
| 109 | * |
| 110 | * Bit 0-4 = PLCI |
| 111 | * Bit 5-7 = Controller |
| 112 | * Bit 8-15 = NCCI |
| 113 | */ |
| 114 | #define MAKE_NCCI(plci,contr,ncci) \ |
| 115 | ((plci & 0x1f) | ((contr & 0x7) << 5) | ((ncci & 0xff) << 8)) |
| 116 | |
| 117 | #define EVAL_NCCI(fakencci,plci,contr,ncci) { \ |
| 118 | plci = fakencci & 0x1f; \ |
| 119 | contr = (fakencci >> 5) & 0x7; \ |
| 120 | ncci = (fakencci >> 8) & 0xff; \ |
| 121 | } |
| 122 | |
| 123 | /* |
| 124 | * Layout of PLCI field in a B3 DATA CAPI message is different from |
| 125 | * standard at act2000: |
| 126 | * |
| 127 | * Bit 0-4 = PLCI |
| 128 | * Bit 5-7 = Controller |
| 129 | * Bit 8-15 = reserved (must be 0) |
| 130 | */ |
| 131 | #define MAKE_PLCI(plci,contr) \ |
| 132 | ((plci & 0x1f) | ((contr & 0x7) << 5)) |
| 133 | |
| 134 | #define EVAL_PLCI(fakeplci,plci,contr) { \ |
| 135 | plci = fakeplci & 0x1f; \ |
| 136 | contr = (fakeplci >> 5) & 0x7; \ |
| 137 | } |
| 138 | |
| 139 | typedef struct actcapi_msg { |
| 140 | actcapi_msghdr hdr; |
| 141 | union { |
| 142 | __u16 manuf_msg; |
| 143 | struct manufacturer_req_net { |
| 144 | __u16 manuf_msg; |
| 145 | __u16 controller; |
| 146 | __u8 nettype; |
| 147 | } manufacturer_req_net; |
| 148 | struct manufacturer_req_v42 { |
| 149 | __u16 manuf_msg; |
| 150 | __u16 controller; |
| 151 | __u32 v42control; |
| 152 | } manufacturer_req_v42; |
| 153 | struct manufacturer_conf_v42 { |
| 154 | __u16 manuf_msg; |
| 155 | __u16 controller; |
| 156 | } manufacturer_conf_v42; |
| 157 | struct manufacturer_req_err { |
| 158 | __u16 manuf_msg; |
| 159 | __u16 controller; |
| 160 | } manufacturer_req_err; |
| 161 | struct manufacturer_ind_err { |
| 162 | __u16 manuf_msg; |
| 163 | __u16 controller; |
| 164 | __u32 errcode; |
| 165 | __u8 errstring; /* actually up to 160 */ |
| 166 | } manufacturer_ind_err; |
| 167 | struct manufacturer_req_msn { |
| 168 | __u16 manuf_msg; |
| 169 | __u16 controller; |
| 170 | actcapi_msn msnmap; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 171 | } __attribute ((packed)) manufacturer_req_msn; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 172 | /* TODO: TraceInit-req/conf/ind/resp and |
| 173 | * TraceDump-req/conf/ind/resp |
| 174 | */ |
| 175 | struct connect_req { |
| 176 | __u8 controller; |
| 177 | __u8 bchan; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 178 | __u32 infomask; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 179 | __u8 si1; |
| 180 | __u8 si2; |
| 181 | __u8 eaz; |
| 182 | actcapi_addr addr; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 183 | } __attribute__ ((packed)) connect_req; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 184 | struct connect_conf { |
| 185 | __u16 plci; |
| 186 | __u16 info; |
| 187 | } connect_conf; |
| 188 | struct connect_ind { |
| 189 | __u16 plci; |
| 190 | __u8 controller; |
| 191 | __u8 si1; |
| 192 | __u8 si2; |
| 193 | __u8 eaz; |
| 194 | actcapi_addr addr; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 195 | } __attribute__ ((packed)) connect_ind; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 196 | struct connect_resp { |
| 197 | __u16 plci; |
| 198 | __u8 rejectcause; |
| 199 | } connect_resp; |
| 200 | struct connect_active_ind { |
| 201 | __u16 plci; |
| 202 | actcapi_addr addr; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 203 | } __attribute__ ((packed)) connect_active_ind; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 204 | struct connect_active_resp { |
| 205 | __u16 plci; |
| 206 | } connect_active_resp; |
| 207 | struct connect_b3_req { |
| 208 | __u16 plci; |
| 209 | actcapi_ncpi ncpi; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 210 | } __attribute__ ((packed)) connect_b3_req; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 211 | struct connect_b3_conf { |
| 212 | __u16 plci; |
| 213 | __u16 ncci; |
| 214 | __u16 info; |
| 215 | } connect_b3_conf; |
| 216 | struct connect_b3_ind { |
| 217 | __u16 ncci; |
| 218 | __u16 plci; |
| 219 | actcapi_ncpi ncpi; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 220 | } __attribute__ ((packed)) connect_b3_ind; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 221 | struct connect_b3_resp { |
| 222 | __u16 ncci; |
| 223 | __u8 rejectcause; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 224 | actcapi_ncpi ncpi; |
| 225 | } __attribute__ ((packed)) connect_b3_resp; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 226 | struct disconnect_req { |
| 227 | __u16 plci; |
| 228 | __u8 cause; |
| 229 | } disconnect_req; |
| 230 | struct disconnect_conf { |
| 231 | __u16 plci; |
| 232 | __u16 info; |
| 233 | } disconnect_conf; |
| 234 | struct disconnect_ind { |
| 235 | __u16 plci; |
| 236 | __u16 info; |
| 237 | } disconnect_ind; |
| 238 | struct disconnect_resp { |
| 239 | __u16 plci; |
| 240 | } disconnect_resp; |
| 241 | struct connect_b3_active_ind { |
| 242 | __u16 ncci; |
| 243 | actcapi_ncpi ncpi; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 244 | } __attribute__ ((packed)) connect_b3_active_ind; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 245 | struct connect_b3_active_resp { |
| 246 | __u16 ncci; |
| 247 | } connect_b3_active_resp; |
| 248 | struct disconnect_b3_req { |
| 249 | __u16 ncci; |
| 250 | actcapi_ncpi ncpi; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 251 | } __attribute__ ((packed)) disconnect_b3_req; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 252 | struct disconnect_b3_conf { |
| 253 | __u16 ncci; |
| 254 | __u16 info; |
| 255 | } disconnect_b3_conf; |
| 256 | struct disconnect_b3_ind { |
| 257 | __u16 ncci; |
| 258 | __u16 info; |
| 259 | actcapi_ncpi ncpi; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 260 | } __attribute__ ((packed)) disconnect_b3_ind; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 261 | struct disconnect_b3_resp { |
| 262 | __u16 ncci; |
| 263 | } disconnect_b3_resp; |
| 264 | struct info_ind { |
| 265 | __u16 plci; |
| 266 | actcapi_infonr nr; |
| 267 | actcapi_infoel el; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 268 | } __attribute__ ((packed)) info_ind; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 269 | struct info_resp { |
| 270 | __u16 plci; |
| 271 | } info_resp; |
| 272 | struct listen_b3_req { |
| 273 | __u16 plci; |
| 274 | } listen_b3_req; |
| 275 | struct listen_b3_conf { |
| 276 | __u16 plci; |
| 277 | __u16 info; |
| 278 | } listen_b3_conf; |
| 279 | struct select_b2_protocol_req { |
| 280 | __u16 plci; |
| 281 | __u8 protocol; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 282 | actcapi_dlpd dlpd; |
| 283 | } __attribute__ ((packed)) select_b2_protocol_req; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 284 | struct select_b2_protocol_conf { |
| 285 | __u16 plci; |
| 286 | __u16 info; |
| 287 | } select_b2_protocol_conf; |
| 288 | struct select_b3_protocol_req { |
| 289 | __u16 plci; |
| 290 | __u8 protocol; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 291 | actcapi_ncpd ncpd; |
| 292 | } __attribute__ ((packed)) select_b3_protocol_req; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 293 | struct select_b3_protocol_conf { |
| 294 | __u16 plci; |
| 295 | __u16 info; |
| 296 | } select_b3_protocol_conf; |
| 297 | struct listen_req { |
| 298 | __u8 controller; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 299 | __u32 infomask; |
| 300 | __u16 eazmask; |
| 301 | __u16 simask; |
| 302 | } __attribute__ ((packed)) listen_req; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 303 | struct listen_conf { |
| 304 | __u8 controller; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 305 | __u16 info; |
| 306 | } __attribute__ ((packed)) listen_conf; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 307 | struct data_b3_req { |
| 308 | __u16 fakencci; |
| 309 | __u16 datalen; |
| 310 | __u32 unused; |
| 311 | __u8 blocknr; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 312 | __u16 flags; |
| 313 | } __attribute ((packed)) data_b3_req; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 314 | struct data_b3_ind { |
| 315 | __u16 fakencci; |
| 316 | __u16 datalen; |
| 317 | __u32 unused; |
| 318 | __u8 blocknr; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 319 | __u16 flags; |
| 320 | } __attribute__ ((packed)) data_b3_ind; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 321 | struct data_b3_resp { |
| 322 | __u16 ncci; |
| 323 | __u8 blocknr; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 324 | } __attribute__ ((packed)) data_b3_resp; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 325 | struct data_b3_conf { |
| 326 | __u16 ncci; |
| 327 | __u8 blocknr; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 328 | __u16 info; |
| 329 | } __attribute__ ((packed)) data_b3_conf; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 330 | } msg; |
Jan Blunck | 9fe656e | 2006-01-08 01:05:09 -0800 | [diff] [blame] | 331 | } __attribute__ ((packed)) actcapi_msg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 332 | |
Adrian Bunk | b7b4d7a | 2006-01-08 01:02:16 -0800 | [diff] [blame] | 333 | static inline unsigned short |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 334 | actcapi_nextsmsg(act2000_card *card) |
| 335 | { |
| 336 | unsigned long flags; |
| 337 | unsigned short n; |
| 338 | |
| 339 | spin_lock_irqsave(&card->mnlock, flags); |
| 340 | n = card->msgnum; |
| 341 | card->msgnum++; |
| 342 | card->msgnum &= 0x7fff; |
| 343 | spin_unlock_irqrestore(&card->mnlock, flags); |
| 344 | return n; |
| 345 | } |
| 346 | #define DEBUG_MSG |
| 347 | #undef DEBUG_DATA_MSG |
| 348 | #undef DEBUG_DUMP_SKB |
| 349 | |
| 350 | extern int actcapi_chkhdr(act2000_card *, actcapi_msghdr *); |
| 351 | extern int actcapi_listen_req(act2000_card *); |
| 352 | extern int actcapi_manufacturer_req_net(act2000_card *); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 353 | extern int actcapi_manufacturer_req_errh(act2000_card *); |
| 354 | extern int actcapi_manufacturer_req_msn(act2000_card *); |
| 355 | extern int actcapi_connect_req(act2000_card *, act2000_chan *, char *, char, int, int); |
| 356 | extern void actcapi_select_b2_protocol_req(act2000_card *, act2000_chan *); |
| 357 | extern void actcapi_disconnect_b3_req(act2000_card *, act2000_chan *); |
| 358 | extern void actcapi_connect_resp(act2000_card *, act2000_chan *, __u8); |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 359 | extern void actcapi_dispatch(struct work_struct *); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 360 | #ifdef DEBUG_MSG |
| 361 | extern void actcapi_debug_msg(struct sk_buff *skb, int); |
| 362 | #else |
| 363 | #define actcapi_debug_msg(skb, len) |
| 364 | #endif |
| 365 | #endif |