| /* $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; /* Data Length */ |
| __u8 laa; /* Link Address A */ |
| __u8 lab; /* Link Address B */ |
| __u8 modulo; /* Modulo Mode */ |
| __u8 win; /* Window size */ |
| __u8 xid[100]; /* XID Information */ |
| } __attribute__((packed)) actcapi_dlpd; |
| |
| typedef struct actcapi_ncpd { |
| __u8 len; /* Length of structure */ |
| __u16 lic; |
| __u16 hic; |
| __u16 ltc; |
| __u16 htc; |
| __u16 loc; |
| __u16 hoc; |
| __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; |
| } __attribute ((packed)) manufacturer_req_msn; |
| /* TODO: TraceInit-req/conf/ind/resp and |
| * TraceDump-req/conf/ind/resp |
| */ |
| struct connect_req { |
| __u8 controller; |
| __u8 bchan; |
| __u32 infomask; |
| __u8 si1; |
| __u8 si2; |
| __u8 eaz; |
| actcapi_addr addr; |
| } __attribute__ ((packed)) 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; |
| } __attribute__ ((packed)) connect_ind; |
| struct connect_resp { |
| __u16 plci; |
| __u8 rejectcause; |
| } connect_resp; |
| struct connect_active_ind { |
| __u16 plci; |
| actcapi_addr addr; |
| } __attribute__ ((packed)) connect_active_ind; |
| struct connect_active_resp { |
| __u16 plci; |
| } connect_active_resp; |
| struct connect_b3_req { |
| __u16 plci; |
| actcapi_ncpi ncpi; |
| } __attribute__ ((packed)) 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; |
| } __attribute__ ((packed)) 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; |
| } __attribute__ ((packed)) connect_b3_active_ind; |
| struct connect_b3_active_resp { |
| __u16 ncci; |
| } connect_b3_active_resp; |
| struct disconnect_b3_req { |
| __u16 ncci; |
| actcapi_ncpi ncpi; |
| } __attribute__ ((packed)) 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; |
| } __attribute__ ((packed)) disconnect_b3_ind; |
| struct disconnect_b3_resp { |
| __u16 ncci; |
| } disconnect_b3_resp; |
| struct info_ind { |
| __u16 plci; |
| actcapi_infonr nr; |
| actcapi_infoel el; |
| } __attribute__ ((packed)) 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; |
| __u16 eazmask; |
| __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; |
| } __attribute__ ((packed)) data_b3_resp; |
| struct data_b3_conf { |
| __u16 ncci; |
| __u8 blocknr; |
| __u16 info; |
| } __attribute__ ((packed)) data_b3_conf; |
| } msg; |
| } __attribute__ ((packed)) actcapi_msg; |
| |
| static 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_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(struct work_struct *); |
| #ifdef DEBUG_MSG |
| extern void actcapi_debug_msg(struct sk_buff *skb, int); |
| #else |
| #define actcapi_debug_msg(skb, len) |
| #endif |
| #endif |
