--- /dev/null
+/* $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
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