diff options
Diffstat (limited to 'drivers/isdn/act2000/capi.h')
| -rw-r--r-- | drivers/isdn/act2000/capi.h | 366 |
1 files changed, 366 insertions, 0 deletions
diff --git a/drivers/isdn/act2000/capi.h b/drivers/isdn/act2000/capi.h new file mode 100644 index 000000000000..04d2bcdd37a7 --- /dev/null +++ b/drivers/isdn/act2000/capi.h @@ -0,0 +1,366 @@ +/* $Id: capi.h,v 1.6.6.2 2001/09/23 22:24:32 kai Exp $ + * + * ISDN lowlevel-module for the IBM ISDN-S0 Active 2000. + * + * Author Fritz Elfert + * Copyright by Fritz Elfert <fritz@isdn4linux.de> + * + * This software may be used and distributed according to the terms + * of the GNU General Public License, incorporated herein by reference. + * + * Thanks to Friedemann Baitinger and IBM Germany + * + */ + +#ifndef CAPI_H +#define CAPI_H + +/* Command-part of a CAPI message */ +typedef struct actcapi_msgcmd { + __u8 cmd; + __u8 subcmd; +} actcapi_msgcmd; + +/* CAPI message header */ +typedef struct actcapi_msghdr { + __u16 len; + __u16 applicationID; + actcapi_msgcmd cmd; + __u16 msgnum; +} actcapi_msghdr; + +/* CAPI message description (for debugging) */ +typedef struct actcapi_msgdsc { + actcapi_msgcmd cmd; + char *description; +} actcapi_msgdsc; + +/* CAPI Address */ +typedef struct actcapi_addr { + __u8 len; /* Length of element */ + __u8 tnp; /* Type/Numbering Plan */ + __u8 num[20]; /* Caller ID */ +} actcapi_addr; + +/* CAPI INFO element mask */ +typedef union actcapi_infonr { /* info number */ + __u16 mask; /* info-mask field */ + struct bmask { /* bit definitions */ + unsigned codes : 3; /* code set */ + unsigned rsvd : 5; /* reserved */ + unsigned svind : 1; /* single, variable length ind. */ + unsigned wtype : 7; /* W-element type */ + } bmask; +} actcapi_infonr; + +/* CAPI INFO element */ +typedef union actcapi_infoel { /* info element */ + __u8 len; /* length of info element */ + __u8 display[40]; /* display contents */ + __u8 uuinfo[40]; /* User-user info field */ + struct cause { /* Cause information */ + unsigned ext2 : 1; /* extension */ + unsigned cod : 2; /* coding standard */ + unsigned spare : 1; /* spare */ + unsigned loc : 4; /* location */ + unsigned ext1 : 1; /* extension */ + unsigned cval : 7; /* Cause value */ + } cause; + struct charge { /* Charging information */ + __u8 toc; /* type of charging info */ + __u8 unit[10]; /* charging units */ + } charge; + __u8 date[20]; /* date fields */ + __u8 stat; /* state of remote party */ +} actcapi_infoel; + +/* Message for EAZ<->MSN Mapping */ +typedef struct actcapi_msn { + __u8 eaz; + __u8 len; /* Length of MSN */ + __u8 msn[15] __attribute__ ((packed)); +} actcapi_msn; + +typedef struct actcapi_dlpd { + __u8 len; /* Length of structure */ + __u16 dlen __attribute__ ((packed)); /* Data Length */ + __u8 laa __attribute__ ((packed)); /* Link Address A */ + __u8 lab; /* Link Address B */ + __u8 modulo; /* Modulo Mode */ + __u8 win; /* Window size */ + __u8 xid[100]; /* XID Information */ +} actcapi_dlpd; + +typedef struct actcapi_ncpd { + __u8 len; /* Length of structure */ + __u16 lic __attribute__ ((packed)); + __u16 hic __attribute__ ((packed)); + __u16 ltc __attribute__ ((packed)); + __u16 htc __attribute__ ((packed)); + __u16 loc __attribute__ ((packed)); + __u16 hoc __attribute__ ((packed)); + __u8 modulo __attribute__ ((packed)); +} actcapi_ncpd; +#define actcapi_ncpi actcapi_ncpd + +/* + * Layout of NCCI field in a B3 DATA CAPI message is different from + * standard at act2000: + * + * Bit 0-4 = PLCI + * Bit 5-7 = Controller + * Bit 8-15 = NCCI + */ +#define MAKE_NCCI(plci,contr,ncci) \ + ((plci & 0x1f) | ((contr & 0x7) << 5) | ((ncci & 0xff) << 8)) + +#define EVAL_NCCI(fakencci,plci,contr,ncci) { \ + plci = fakencci & 0x1f; \ + contr = (fakencci >> 5) & 0x7; \ + ncci = (fakencci >> 8) & 0xff; \ +} + +/* + * Layout of PLCI field in a B3 DATA CAPI message is different from + * standard at act2000: + * + * Bit 0-4 = PLCI + * Bit 5-7 = Controller + * Bit 8-15 = reserved (must be 0) + */ +#define MAKE_PLCI(plci,contr) \ + ((plci & 0x1f) | ((contr & 0x7) << 5)) + +#define EVAL_PLCI(fakeplci,plci,contr) { \ + plci = fakeplci & 0x1f; \ + contr = (fakeplci >> 5) & 0x7; \ +} + +typedef struct actcapi_msg { + actcapi_msghdr hdr; + union { + __u16 manuf_msg; + struct manufacturer_req_net { + __u16 manuf_msg; + __u16 controller; + __u8 nettype; + } manufacturer_req_net; + struct manufacturer_req_v42 { + __u16 manuf_msg; + __u16 controller; + __u32 v42control; + } manufacturer_req_v42; + struct manufacturer_conf_v42 { + __u16 manuf_msg; + __u16 controller; + } manufacturer_conf_v42; + struct manufacturer_req_err { + __u16 manuf_msg; + __u16 controller; + } manufacturer_req_err; + struct manufacturer_ind_err { + __u16 manuf_msg; + __u16 controller; + __u32 errcode; + __u8 errstring; /* actually up to 160 */ + } manufacturer_ind_err; + struct manufacturer_req_msn { + __u16 manuf_msg; + __u16 controller; + actcapi_msn msnmap; + } manufacturer_req_msn; + /* TODO: TraceInit-req/conf/ind/resp and + * TraceDump-req/conf/ind/resp + */ + struct connect_req { + __u8 controller; + __u8 bchan; + __u32 infomask __attribute__ ((packed)); + __u8 si1; + __u8 si2; + __u8 eaz; + actcapi_addr addr; + } connect_req; + struct connect_conf { + __u16 plci; + __u16 info; + } connect_conf; + struct connect_ind { + __u16 plci; + __u8 controller; + __u8 si1; + __u8 si2; + __u8 eaz; + actcapi_addr addr; + } connect_ind; + struct connect_resp { + __u16 plci; + __u8 rejectcause; + } connect_resp; + struct connect_active_ind { + __u16 plci; + actcapi_addr addr; + } connect_active_ind; + struct connect_active_resp { + __u16 plci; + } connect_active_resp; + struct connect_b3_req { + __u16 plci; + actcapi_ncpi ncpi; + } connect_b3_req; + struct connect_b3_conf { + __u16 plci; + __u16 ncci; + __u16 info; + } connect_b3_conf; + struct connect_b3_ind { + __u16 ncci; + __u16 plci; + actcapi_ncpi ncpi; + } connect_b3_ind; + struct connect_b3_resp { + __u16 ncci; + __u8 rejectcause; + actcapi_ncpi ncpi __attribute__ ((packed)); + } connect_b3_resp; + struct disconnect_req { + __u16 plci; + __u8 cause; + } disconnect_req; + struct disconnect_conf { + __u16 plci; + __u16 info; + } disconnect_conf; + struct disconnect_ind { + __u16 plci; + __u16 info; + } disconnect_ind; + struct disconnect_resp { + __u16 plci; + } disconnect_resp; + struct connect_b3_active_ind { + __u16 ncci; + actcapi_ncpi ncpi; + } connect_b3_active_ind; + struct connect_b3_active_resp { + __u16 ncci; + } connect_b3_active_resp; + struct disconnect_b3_req { + __u16 ncci; + actcapi_ncpi ncpi; + } disconnect_b3_req; + struct disconnect_b3_conf { + __u16 ncci; + __u16 info; + } disconnect_b3_conf; + struct disconnect_b3_ind { + __u16 ncci; + __u16 info; + actcapi_ncpi ncpi; + } disconnect_b3_ind; + struct disconnect_b3_resp { + __u16 ncci; + } disconnect_b3_resp; + struct info_ind { + __u16 plci; + actcapi_infonr nr; + actcapi_infoel el; + } info_ind; + struct info_resp { + __u16 plci; + } info_resp; + struct listen_b3_req { + __u16 plci; + } listen_b3_req; + struct listen_b3_conf { + __u16 plci; + __u16 info; + } listen_b3_conf; + struct select_b2_protocol_req { + __u16 plci; + __u8 protocol; + actcapi_dlpd dlpd __attribute__ ((packed)); + } select_b2_protocol_req; + struct select_b2_protocol_conf { + __u16 plci; + __u16 info; + } select_b2_protocol_conf; + struct select_b3_protocol_req { + __u16 plci; + __u8 protocol; + actcapi_ncpd ncpd __attribute__ ((packed)); + } select_b3_protocol_req; + struct select_b3_protocol_conf { + __u16 plci; + __u16 info; + } select_b3_protocol_conf; + struct listen_req { + __u8 controller; + __u32 infomask __attribute__ ((packed)); + __u16 eazmask __attribute__ ((packed)); + __u16 simask __attribute__ ((packed)); + } listen_req; + struct listen_conf { + __u8 controller; + __u16 info __attribute__ ((packed)); + } listen_conf; + struct data_b3_req { + __u16 fakencci; + __u16 datalen; + __u32 unused; + __u8 blocknr; + __u16 flags __attribute__ ((packed)); + } data_b3_req; + struct data_b3_ind { + __u16 fakencci; + __u16 datalen; + __u32 unused; + __u8 blocknr; + __u16 flags __attribute__ ((packed)); + } data_b3_ind; + struct data_b3_resp { + __u16 ncci; + __u8 blocknr; + } data_b3_resp; + struct data_b3_conf { + __u16 ncci; + __u8 blocknr; + __u16 info __attribute__ ((packed)); + } data_b3_conf; + } msg; +} actcapi_msg; + +extern __inline__ unsigned short +actcapi_nextsmsg(act2000_card *card) +{ + unsigned long flags; + unsigned short n; + + spin_lock_irqsave(&card->mnlock, flags); + n = card->msgnum; + card->msgnum++; + card->msgnum &= 0x7fff; + spin_unlock_irqrestore(&card->mnlock, flags); + return n; +} +#define DEBUG_MSG +#undef DEBUG_DATA_MSG +#undef DEBUG_DUMP_SKB + +extern int actcapi_chkhdr(act2000_card *, actcapi_msghdr *); +extern int actcapi_listen_req(act2000_card *); +extern int actcapi_manufacturer_req_net(act2000_card *); +extern int actcapi_manufacturer_req_v42(act2000_card *, ulong); +extern int actcapi_manufacturer_req_errh(act2000_card *); +extern int actcapi_manufacturer_req_msn(act2000_card *); +extern int actcapi_connect_req(act2000_card *, act2000_chan *, char *, char, int, int); +extern void actcapi_select_b2_protocol_req(act2000_card *, act2000_chan *); +extern void actcapi_disconnect_b3_req(act2000_card *, act2000_chan *); +extern void actcapi_connect_resp(act2000_card *, act2000_chan *, __u8); +extern void actcapi_dispatch(act2000_card *); +#ifdef DEBUG_MSG +extern void actcapi_debug_msg(struct sk_buff *skb, int); +#else +#define actcapi_debug_msg(skb, len) +#endif +#endif |