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Commit ed407526 authored by Linus Torvalds's avatar Linus Torvalds
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Remove stale legacy ISDN files. 

From Armin Schindler <armin@melware.de>:

  "These files were added in the first place for the compat
   driver to the legacy isdn4linux module. Since the Eicon
   driver now uses CAPI only, these files are obsolete."
parent 756ee819
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drivers/isdn/hardware/eicon/i4l_idi.c deleted 100644 → 0
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/* $Id: i4l_idi.c,v 1.1.2.2 2002/10/02 14:38:37 armin Exp $
*
* ISDN interface module for Eicon active cards.
* I4L - IDI Interface
*
* Copyright 1998-2000 by Armin Schindler (mac@melware.de)
* Copyright 1999-2002 Cytronics & Melware (info@melware.de)
*
* Thanks to Deutsche Mailbox Saar-Lor-Lux GmbH
* for sponsoring and testing fax
* capabilities with Diva Server cards.
* (dor@deutschemailbox.de)
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*/
#include <linux/config.h>
#include "i4lididrv.h"
#undef EICON_FULL_SERVICE_OKTETT
char *eicon_idi_revision = "$Revision: 1.1.2.2 $";
eicon_manifbuf *manbuf;
static int eicon_idi_manage_assign(eicon_card *card);
static int idi_fill_in_T30(eicon_chan *chan, unsigned char *buffer);
static int
idi_assign_req(eicon_REQ *reqbuf, int signet, eicon_chan *chan)
{
int l = 0;
int tmp;
tmp = 0;
if (!signet) {
/* Signal Layer */
reqbuf->XBuffer.P[l++] = CAI;
reqbuf->XBuffer.P[l++] = 1;
reqbuf->XBuffer.P[l++] = 0;
reqbuf->XBuffer.P[l++] = KEY;
reqbuf->XBuffer.P[l++] = 3;
reqbuf->XBuffer.P[l++] = 'I';
reqbuf->XBuffer.P[l++] = '4';
reqbuf->XBuffer.P[l++] = 'L';
reqbuf->XBuffer.P[l++] = SHIFT|6;
reqbuf->XBuffer.P[l++] = SIN;
reqbuf->XBuffer.P[l++] = 2;
reqbuf->XBuffer.P[l++] = 0;
reqbuf->XBuffer.P[l++] = 0;
reqbuf->XBuffer.P[l++] = 0; /* end */
reqbuf->Req = ASSIGN;
reqbuf->ReqCh = 0;
reqbuf->ReqId = DSIG_ID;
reqbuf->XBuffer.length = l;
reqbuf->Reference = 0; /* Sig Entity */
}
else {
/* Network Layer */
reqbuf->XBuffer.P[l++] = CAI;
reqbuf->XBuffer.P[l++] = 1;
reqbuf->XBuffer.P[l++] = chan->e.D3Id;
reqbuf->XBuffer.P[l++] = LLC;
reqbuf->XBuffer.P[l++] = 2;
switch(chan->l2prot) {
case ISDN_PROTO_L2_V11096:
case ISDN_PROTO_L2_V11019:
case ISDN_PROTO_L2_V11038:
case ISDN_PROTO_L2_TRANS:
reqbuf->XBuffer.P[l++] = 2; /* transparent */
break;
case ISDN_PROTO_L2_X75I:
case ISDN_PROTO_L2_X75UI:
case ISDN_PROTO_L2_X75BUI:
reqbuf->XBuffer.P[l++] = 5; /* X.75 */
break;
case ISDN_PROTO_L2_MODEM:
if (chan->fsm_state == EICON_STATE_IWAIT)
reqbuf->XBuffer.P[l++] = 9; /* V.42 incoming */
else
reqbuf->XBuffer.P[l++] = 10; /* V.42 */
break;
case ISDN_PROTO_L2_HDLC:
case ISDN_PROTO_L2_FAX:
if (chan->fsm_state == EICON_STATE_IWAIT)
reqbuf->XBuffer.P[l++] = 3; /* autoconnect on incoming */
else
reqbuf->XBuffer.P[l++] = 2; /* transparent */
break;
default:
reqbuf->XBuffer.P[l++] = 1;
}
switch(chan->l3prot) {
case ISDN_PROTO_L3_FCLASS2:
#ifdef CONFIG_ISDN_TTY_FAX
reqbuf->XBuffer.P[l++] = 6;
reqbuf->XBuffer.P[l++] = NLC;
tmp = idi_fill_in_T30(chan, &reqbuf->XBuffer.P[l+1]);
reqbuf->XBuffer.P[l++] = tmp;
l += tmp;
break;
#endif
case ISDN_PROTO_L3_TRANS:
default:
reqbuf->XBuffer.P[l++] = 4;
}
/* Additional DLC element */
switch(chan->l2prot) {
case ISDN_PROTO_L2_X75I:
case ISDN_PROTO_L2_X75UI:
case ISDN_PROTO_L2_X75BUI:
case ISDN_PROTO_L2_FAX:
reqbuf->XBuffer.P[l++] = DLC;
reqbuf->XBuffer.P[l++] = 2;
reqbuf->XBuffer.P[l++] = (2138 % 256); /* max. info (lo byte) */
reqbuf->XBuffer.P[l++] = (2138 / 256); /* max. info (hi byte) */
break;
}
reqbuf->XBuffer.P[l++] = 0; /* end */
reqbuf->Req = ASSIGN;
reqbuf->ReqCh = 0;
reqbuf->ReqId = NL_ID;
reqbuf->XBuffer.length = l;
reqbuf->Reference = 1; /* Net Entity */
}
return(0);
}
static int
idi_put_req(eicon_REQ *reqbuf, int rq, int signet, int Ch)
{
reqbuf->Req = rq;
reqbuf->ReqCh = Ch;
reqbuf->ReqId = 1;
reqbuf->XBuffer.length = 1;
reqbuf->XBuffer.P[0] = 0;
reqbuf->Reference = signet;
return(0);
}
static int
idi_put_suspend_req(eicon_REQ *reqbuf, eicon_chan *chan)
{
reqbuf->Req = SUSPEND;
reqbuf->ReqCh = 0;
reqbuf->ReqId = 1;
reqbuf->XBuffer.P[0] = CAI;
reqbuf->XBuffer.P[1] = 1;
reqbuf->XBuffer.P[2] = chan->No;
reqbuf->XBuffer.P[3] = 0;
reqbuf->XBuffer.length = 4;
reqbuf->Reference = 0; /* Sig Entity */
return(0);
}
static int
idi_call_res_req(eicon_REQ *reqbuf, eicon_chan *chan)
{
int l = 9;
reqbuf->Req = CALL_RES;
reqbuf->ReqCh = 0;
reqbuf->ReqId = 1;
reqbuf->XBuffer.P[0] = CAI;
reqbuf->XBuffer.P[1] = 6;
reqbuf->XBuffer.P[2] = 9;
reqbuf->XBuffer.P[3] = 0;
reqbuf->XBuffer.P[4] = 0;
reqbuf->XBuffer.P[5] = 0;
reqbuf->XBuffer.P[6] = 32;
reqbuf->XBuffer.P[7] = 0;
switch(chan->l2prot) {
case ISDN_PROTO_L2_X75I:
case ISDN_PROTO_L2_X75UI:
case ISDN_PROTO_L2_X75BUI:
case ISDN_PROTO_L2_HDLC:
reqbuf->XBuffer.P[1] = 1;
reqbuf->XBuffer.P[2] = 0x05;
l = 4;
break;
case ISDN_PROTO_L2_V11096:
reqbuf->XBuffer.P[2] = 0x0d;
reqbuf->XBuffer.P[3] = 5;
reqbuf->XBuffer.P[4] = 0;
break;
case ISDN_PROTO_L2_V11019:
reqbuf->XBuffer.P[2] = 0x0d;
reqbuf->XBuffer.P[3] = 6;
reqbuf->XBuffer.P[4] = 0;
break;
case ISDN_PROTO_L2_V11038:
reqbuf->XBuffer.P[2] = 0x0d;
reqbuf->XBuffer.P[3] = 7;
reqbuf->XBuffer.P[4] = 0;
break;
case ISDN_PROTO_L2_MODEM:
/* reqbuf->XBuffer.P[1] = 12; */
reqbuf->XBuffer.P[2] = 0x11;
reqbuf->XBuffer.P[3] = 9;
reqbuf->XBuffer.P[4] = 0;
reqbuf->XBuffer.P[5] = 0;
reqbuf->XBuffer.P[6] = 32;
reqbuf->XBuffer.P[7] = 0;
break;
case ISDN_PROTO_L2_FAX:
reqbuf->XBuffer.P[2] = 0x10;
reqbuf->XBuffer.P[3] = 0;
reqbuf->XBuffer.P[4] = 0;
reqbuf->XBuffer.P[5] = 0;
reqbuf->XBuffer.P[6] = 32;
reqbuf->XBuffer.P[7] = 0;
break;
case ISDN_PROTO_L2_TRANS:
switch(chan->l3prot) {
case ISDN_PROTO_L3_TRANSDSP:
reqbuf->XBuffer.P[2] = 22; /* DTMF, audio events on */
}
break;
}
reqbuf->XBuffer.P[l-1] = 0;
reqbuf->XBuffer.length = l;
reqbuf->Reference = 0; /* Sig Entity */
eicon_log(NULL, 8, "idi_req: Ch%d: Call_Res\n", chan->No);
return(0);
}
int
idi_do_req(eicon_card *card, eicon_chan *chan, int cmd, int layer)
{
struct sk_buff *skb;
struct sk_buff *skb2;
eicon_REQ *reqbuf;
eicon_chan_ptr *chan2;
skb = alloc_skb(270 + sizeof(eicon_REQ), GFP_ATOMIC);
skb2 = alloc_skb(sizeof(eicon_chan_ptr), GFP_ATOMIC);
if ((!skb) || (!skb2)) {
eicon_log(card, 1, "idi_err: Ch%d: alloc_skb failed in do_req()\n", chan->No);
if (skb)
dev_kfree_skb(skb);
if (skb2)
dev_kfree_skb(skb2);
return -ENOMEM;
}
chan2 = (eicon_chan_ptr *)skb_put(skb2, sizeof(eicon_chan_ptr));
chan2->ptr = chan;
reqbuf = (eicon_REQ *)skb_put(skb, 270 + sizeof(eicon_REQ));
eicon_log(card, 8, "idi_req: Ch%d: req %x (%s)\n", chan->No, cmd, (layer)?"Net":"Sig");
if (layer) cmd |= 0x700;
switch(cmd) {
case ASSIGN:
case ASSIGN|0x700:
idi_assign_req(reqbuf, layer, chan);
break;
case REMOVE:
case REMOVE|0x700:
idi_put_req(reqbuf, REMOVE, layer, 0);
break;
case INDICATE_REQ:
idi_put_req(reqbuf, INDICATE_REQ, 0, 0);
break;
case HANGUP:
idi_put_req(reqbuf, HANGUP, 0, 0);
break;
case SUSPEND:
idi_put_suspend_req(reqbuf, chan);
break;
case RESUME:
idi_put_req(reqbuf, RESUME, 0 ,0);
break;
case REJECT:
idi_put_req(reqbuf, REJECT, 0 ,0);
break;
case CALL_ALERT:
idi_put_req(reqbuf, CALL_ALERT, 0, 0);
break;
case CALL_RES:
idi_call_res_req(reqbuf, chan);
break;
case CALL_HOLD:
idi_put_req(reqbuf, CALL_HOLD, 0, 0);
break;
case N_CONNECT|0x700:
idi_put_req(reqbuf, N_CONNECT, 1, 0);
break;
case N_CONNECT_ACK|0x700:
idi_put_req(reqbuf, N_CONNECT_ACK, 1, 0);
break;
case N_DISC|0x700:
idi_put_req(reqbuf, N_DISC, 1, chan->e.IndCh);
break;
case N_DISC_ACK|0x700:
idi_put_req(reqbuf, N_DISC_ACK, 1, chan->e.IndCh);
break;
default:
eicon_log(card, 1, "idi_req: Ch%d: Unknown request\n", chan->No);
dev_kfree_skb(skb);
dev_kfree_skb(skb2);
return(-1);
}
skb_queue_tail(&chan->e.X, skb);
skb_queue_tail(&card->sndq, skb2);
eicon_tx_request(card);
return(0);
}
int
eicon_idi_listen_req(eicon_card *card, eicon_chan *chan)
{
if ((!card) || (!chan))
return 1;
eicon_log(card, 16, "idi_req: Ch%d: Listen_Req eazmask=0x%x\n",chan->No, chan->eazmask);
if (!chan->e.D3Id) {
idi_do_req(card, chan, ASSIGN, 0);
}
if (chan->fsm_state == EICON_STATE_NULL) {
if (!(chan->statectrl & HAVE_CONN_REQ)) {
idi_do_req(card, chan, INDICATE_REQ, 0);
chan->fsm_state = EICON_STATE_LISTEN;
}
}
return(0);
}
static unsigned char
idi_si2bc(int si1, int si2, char *bc, char *hlc)
{
hlc[0] = 0;
switch(si1) {
case 1:
bc[0] = 0x90; /* 3,1 kHz audio */
bc[1] = 0x90; /* 64 kbit/s */
bc[2] = 0xa3; /* G.711 A-law */
#ifdef EICON_FULL_SERVICE_OKTETT
if (si2 == 1) {
bc[0] = 0x80; /* Speech */
hlc[0] = 0x02; /* hlc len */
hlc[1] = 0x91; /* first hic */
hlc[2] = 0x81; /* Telephony */
}
#endif
return(3);
case 2:
bc[0] = 0x90; /* 3,1 kHz audio */
bc[1] = 0x90; /* 64 kbit/s */
bc[2] = 0xa3; /* G.711 A-law */
#ifdef EICON_FULL_SERVICE_OKTETT
if (si2 == 2) {
hlc[0] = 0x02; /* hlc len */
hlc[1] = 0x91; /* first hic */
hlc[2] = 0x84; /* Fax Gr.2/3 */
}
#endif
return(3);
case 5:
case 7:
default:
bc[0] = 0x88;
bc[1] = 0x90;
return(2);
}
return (0);
}
int
idi_hangup(eicon_card *card, eicon_chan *chan)
{
if ((!card) || (!chan))
return 1;
if ((chan->fsm_state == EICON_STATE_ACTIVE) ||
(chan->fsm_state == EICON_STATE_WMCONN)) {
if (chan->e.B2Id) idi_do_req(card, chan, N_DISC, 1);
}
if (chan->e.B2Id) idi_do_req(card, chan, REMOVE, 1);
if (chan->fsm_state != EICON_STATE_NULL) {
chan->statectrl |= WAITING_FOR_HANGUP;
idi_do_req(card, chan, HANGUP, 0);
chan->fsm_state = EICON_STATE_NULL;
}
eicon_log(card, 8, "idi_req: Ch%d: Hangup\n", chan->No);
#ifdef CONFIG_ISDN_TTY_FAX
chan->fax = 0;
#endif
return(0);
}
int
capipmsg(eicon_card *card, eicon_chan *chan, capi_msg *cm)
{
if ((cm->para[0] != 3) || (cm->para[1] != 0))
return -1;
if (cm->para[2] < 3)
return -1;
if (cm->para[4] != 0)
return -1;
switch(cm->para[3]) {
case 4: /* Suspend */
eicon_log(card, 8, "idi_req: Ch%d: Call Suspend\n", chan->No);
if (cm->para[5]) {
idi_do_req(card, chan, SUSPEND, 0);
} else {
idi_do_req(card, chan, CALL_HOLD, 0);
}
break;
case 5: /* Resume */
eicon_log(card, 8, "idi_req: Ch%d: Call Resume\n", chan->No);
idi_do_req(card, chan, RESUME, 0);
break;
}
return 0;
}
int
idi_connect_res(eicon_card *card, eicon_chan *chan)
{
if ((!card) || (!chan))
return 1;
chan->fsm_state = EICON_STATE_IWAIT;
/* check if old NetID has been removed */
if (chan->e.B2Id) {
eicon_log(card, 1, "idi_conn_res: Ch%d: old net_id %x still exist, removing.\n",
chan->No, chan->e.B2Id);
idi_do_req(card, chan, REMOVE, 1);
}
idi_do_req(card, chan, ASSIGN, 1);
idi_do_req(card, chan, CALL_RES, 0);
return(0);
}
int
idi_connect_req(eicon_card *card, eicon_chan *chan, char *phone,
char *eazmsn, int si1, int si2)
{
int l = 0;
int i;
unsigned char tmp;
unsigned char *sub, *sp;
unsigned char bc[5];
unsigned char hlc[5];
struct sk_buff *skb;
struct sk_buff *skb2;
eicon_REQ *reqbuf;
eicon_chan_ptr *chan2;
if ((!card) || (!chan))
return 1;
skb = alloc_skb(270 + sizeof(eicon_REQ), GFP_ATOMIC);
skb2 = alloc_skb(sizeof(eicon_chan_ptr), GFP_ATOMIC);
if ((!skb) || (!skb2)) {
eicon_log(card, 1, "idi_err: Ch%d: alloc_skb failed in connect_req()\n", chan->No);
if (skb)
dev_kfree_skb(skb);
if (skb2)
dev_kfree_skb(skb2);
return -ENOMEM;
}
chan2 = (eicon_chan_ptr *)skb_put(skb2, sizeof(eicon_chan_ptr));
chan2->ptr = chan;
reqbuf = (eicon_REQ *)skb_put(skb, 270 + sizeof(eicon_REQ));
reqbuf->Req = CALL_REQ;
reqbuf->ReqCh = 0;
reqbuf->ReqId = 1;
sub = NULL;
sp = phone;
while (*sp) {
if (*sp == '.') {
sub = sp + 1;
*sp = 0;
} else
sp++;
}
reqbuf->XBuffer.P[l++] = CPN;
reqbuf->XBuffer.P[l++] = strlen(phone) + 1;
reqbuf->XBuffer.P[l++] = 0x81;
for(i=0; i<strlen(phone);i++)
reqbuf->XBuffer.P[l++] = phone[i] & 0x7f;
if (sub) {
reqbuf->XBuffer.P[l++] = DSA;
reqbuf->XBuffer.P[l++] = strlen(sub) + 2;
reqbuf->XBuffer.P[l++] = 0x80; /* NSAP coded */
reqbuf->XBuffer.P[l++] = 0x50; /* local IDI format */
while (*sub)
reqbuf->XBuffer.P[l++] = *sub++ & 0x7f;
}
sub = NULL;
sp = eazmsn;
while (*sp) {
if (*sp == '.') {
sub = sp + 1;
*sp = 0;
} else
sp++;
}
reqbuf->XBuffer.P[l++] = OAD;
reqbuf->XBuffer.P[l++] = strlen(eazmsn) + 2;
reqbuf->XBuffer.P[l++] = 0x01;
reqbuf->XBuffer.P[l++] = 0x80;
for(i=0; i<strlen(eazmsn);i++)
reqbuf->XBuffer.P[l++] = eazmsn[i] & 0x7f;
if (sub) {
reqbuf->XBuffer.P[l++] = OSA;
reqbuf->XBuffer.P[l++] = strlen(sub) + 2;
reqbuf->XBuffer.P[l++] = 0x80; /* NSAP coded */
reqbuf->XBuffer.P[l++] = 0x50; /* local IDI format */
while (*sub)
reqbuf->XBuffer.P[l++] = *sub++ & 0x7f;
}
if (si2 > 2) {
reqbuf->XBuffer.P[l++] = SHIFT|6;
reqbuf->XBuffer.P[l++] = SIN;
reqbuf->XBuffer.P[l++] = 2;
reqbuf->XBuffer.P[l++] = si1;
reqbuf->XBuffer.P[l++] = si2;
}
else if ((tmp = idi_si2bc(si1, si2, bc, hlc)) > 0) {
reqbuf->XBuffer.P[l++] = BC;
reqbuf->XBuffer.P[l++] = tmp;
for(i=0; i<tmp;i++)
reqbuf->XBuffer.P[l++] = bc[i];
if ((tmp=hlc[0])) {
reqbuf->XBuffer.P[l++] = HLC;
reqbuf->XBuffer.P[l++] = tmp;
for(i=1; i<=tmp;i++)
reqbuf->XBuffer.P[l++] = hlc[i];
}
}
reqbuf->XBuffer.P[l++] = CAI;
reqbuf->XBuffer.P[l++] = 6;
reqbuf->XBuffer.P[l++] = 0x09;
reqbuf->XBuffer.P[l++] = 0;
reqbuf->XBuffer.P[l++] = 0;
reqbuf->XBuffer.P[l++] = 0;
reqbuf->XBuffer.P[l++] = 32;
reqbuf->XBuffer.P[l++] = 0;
switch(chan->l2prot) {
case ISDN_PROTO_L2_X75I:
case ISDN_PROTO_L2_X75UI:
case ISDN_PROTO_L2_X75BUI:
case ISDN_PROTO_L2_HDLC:
reqbuf->XBuffer.P[l-6] = 5;
reqbuf->XBuffer.P[l-7] = 1;
l -= 5;
break;
case ISDN_PROTO_L2_V11096:
reqbuf->XBuffer.P[l-7] = 3;
reqbuf->XBuffer.P[l-6] = 0x0d;
reqbuf->XBuffer.P[l-5] = 5;
reqbuf->XBuffer.P[l-4] = 0;
l -= 3;
break;
case ISDN_PROTO_L2_V11019:
reqbuf->XBuffer.P[l-7] = 3;
reqbuf->XBuffer.P[l-6] = 0x0d;
reqbuf->XBuffer.P[l-5] = 6;
reqbuf->XBuffer.P[l-4] = 0;
l -= 3;
break;
case ISDN_PROTO_L2_V11038:
reqbuf->XBuffer.P[l-7] = 3;
reqbuf->XBuffer.P[l-6] = 0x0d;
reqbuf->XBuffer.P[l-5] = 7;
reqbuf->XBuffer.P[l-4] = 0;
l -= 3;
break;
case ISDN_PROTO_L2_MODEM:
/* reqbuf->XBuffer.P[l-7] = 12; */
reqbuf->XBuffer.P[l-6] = 0x11;
reqbuf->XBuffer.P[l-5] = 7;
reqbuf->XBuffer.P[l-4] = 0;
reqbuf->XBuffer.P[l-3] = 0;
reqbuf->XBuffer.P[l-2] = 32;
reqbuf->XBuffer.P[l-1] = 0;
break;
case ISDN_PROTO_L2_FAX:
reqbuf->XBuffer.P[l-6] = 0x10;
reqbuf->XBuffer.P[l-5] = 0;
reqbuf->XBuffer.P[l-4] = 0;
reqbuf->XBuffer.P[l-3] = 0;
reqbuf->XBuffer.P[l-2] = 32;
reqbuf->XBuffer.P[l-1] = 0;
break;
case ISDN_PROTO_L2_TRANS:
switch(chan->l3prot) {
case ISDN_PROTO_L3_TRANSDSP:
reqbuf->XBuffer.P[l-6] = 22; /* DTMF, audio events on */
}
break;
}
reqbuf->XBuffer.P[l++] = 0; /* end */
reqbuf->XBuffer.length = l;
reqbuf->Reference = 0; /* Sig Entity */
if (chan->statectrl & WAITING_FOR_HANGUP) {
/* If the line did not disconnect yet,
we have to delay this command */
eicon_log(card, 32, "idi_req: Ch%d: delaying conn_req\n", chan->No);
chan->statectrl |= HAVE_CONN_REQ;
chan->tskb1 = skb;
chan->tskb2 = skb2;
} else {
skb_queue_tail(&chan->e.X, skb);
skb_queue_tail(&card->sndq, skb2);
eicon_tx_request(card);
}
eicon_log(card, 8, "idi_req: Ch%d: Conn_Req %s -> %s\n",chan->No, eazmsn, phone);
return(0);
}
static void
idi_IndParse(eicon_card *ccard, eicon_chan *chan, idi_ind_message *message, unsigned char *buffer, int len)
{
int i,j;
int pos = 0;
int codeset = 0;
int wlen = 0;
int lock = 0;
__u8 w;
__u16 code;
isdn_ctrl cmd;
memset(message, 0, sizeof(idi_ind_message));
if ((!len) || (!buffer[pos])) return;
while(pos <= len) {
w = buffer[pos++];
if (!w) return;
if (w & 0x80) {
wlen = 0;
}
else {
wlen = buffer[pos++];
}
if (pos > len) return;
if (lock & 0x80) lock &= 0x7f;
else codeset = lock;
if((w&0xf0) == SHIFT) {
codeset = w;
if(!(codeset & 0x08)) lock = codeset & 7;
codeset &= 7;
lock |= 0x80;
}
else {
if (w==ESC && wlen >=2) {
code = buffer[pos++]|0x800;
wlen--;
}
else code = w;
code |= (codeset<<8);
if (pos + wlen > len) {
eicon_log(ccard, 1, "idi_err: Ch%d: IElen %d of %x exceeds Ind_Length (+%d)\n", chan->No,
wlen, code, (pos + wlen) - len);
return;
}
switch(code) {
case OAD:
if (wlen > sizeof(message->oad)) {
pos += wlen;
break;
}
j = 1;
if (wlen) {
message->plan = buffer[pos++];
if (message->plan &0x80)
message->screen = 0;
else {
message->screen = buffer[pos++];
j = 2;
}
}
for(i=0; i < wlen-j; i++)
message->oad[i] = buffer[pos++];
eicon_log(ccard, 2, "idi_inf: Ch%d: OAD=(0x%02x,0x%02x) %s\n", chan->No,
message->plan, message->screen, message->oad);
break;
case RDN:
if (wlen > sizeof(message->rdn)) {
pos += wlen;
break;
}
j = 1;
if (wlen) {
if (!(buffer[pos++] & 0x80)) {
pos++;
j = 2;
}
}
for(i=0; i < wlen-j; i++)
message->rdn[i] = buffer[pos++];
eicon_log(ccard, 2, "idi_inf: Ch%d: RDN= %s\n", chan->No,
message->rdn);
break;
case CPN:
if (wlen > sizeof(message->cpn)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->cpn[i] = buffer[pos++];
eicon_log(ccard, 2, "idi_inf: Ch%d: CPN=(0x%02x) %s\n", chan->No,
(__u8)message->cpn[0], message->cpn + 1);
break;
case DSA:
if (wlen > sizeof(message->dsa)) {
pos += wlen;
break;
}
pos += 2;
for(i=0; i < wlen-2; i++)
message->dsa[i] = buffer[pos++];
eicon_log(ccard, 2, "idi_inf: Ch%d: DSA=%s\n", chan->No, message->dsa);
break;
case OSA:
if (wlen > sizeof(message->osa)) {
pos += wlen;
break;
}
pos += 2;
for(i=0; i < wlen-2; i++)
message->osa[i] = buffer[pos++];
eicon_log(ccard, 2, "idi_inf: Ch%d: OSA=%s\n", chan->No, message->osa);
break;
case CAD:
pos += wlen;
eicon_log(ccard, 2, "idi_inf: Ch%d: Connected Address in ind, len:%x\n",
chan->No, wlen);
break;
case BC:
if (wlen > sizeof(message->bc)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->bc[i] = buffer[pos++];
eicon_log(ccard, 4, "idi_inf: Ch%d: BC = 0x%02x 0x%02x 0x%02x\n", chan->No,
message->bc[0],message->bc[1],message->bc[2]);
break;
case 0x800|BC:
if (wlen > sizeof(message->e_bc)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->e_bc[i] = buffer[pos++];
eicon_log(ccard, 4, "idi_inf: Ch%d: ESC/BC=%d\n", chan->No, message->bc[0]);
break;
case LLC:
if (wlen > sizeof(message->llc)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->llc[i] = buffer[pos++];
eicon_log(ccard, 4, "idi_inf: Ch%d: LLC=%d %d %d %d ...\n", chan->No, message->llc[0],
message->llc[1],message->llc[2],message->llc[3]);
break;
case HLC:
if (wlen > sizeof(message->hlc)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->hlc[i] = buffer[pos++];
eicon_log(ccard, 4, "idi_inf: Ch%d: HLC=%x %x %x %x %x ...\n", chan->No,
message->hlc[0], message->hlc[1],
message->hlc[2], message->hlc[3], message->hlc[4]);
break;
case DSP:
case 0x600|DSP:
if (wlen > sizeof(message->display)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->display[i] = buffer[pos++];
eicon_log(ccard, 4, "idi_inf: Ch%d: Display: %s\n", chan->No,
message->display);
break;
case 0x600|KEY:
if (wlen > sizeof(message->keypad)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->keypad[i] = buffer[pos++];
eicon_log(ccard, 4, "idi_inf: Ch%d: Keypad: %s\n", chan->No,
message->keypad);
break;
case NI:
case 0x600|NI:
if (wlen) {
switch(buffer[pos] & 127) {
case 0:
eicon_log(ccard, 4, "idi_inf: Ch%d: User suspended.\n", chan->No);
break;
case 1:
eicon_log(ccard, 4, "idi_inf: Ch%d: User resumed.\n", chan->No);
break;
case 2:
eicon_log(ccard, 4, "idi_inf: Ch%d: Bearer service change.\n", chan->No);
break;
default:
eicon_log(ccard, 4, "idi_inf: Ch%d: Unknown Notification %x.\n",
chan->No, buffer[pos] & 127);
}
pos += wlen;
}
break;
case PI:
case 0x600|PI:
if (wlen > 1) {
switch(buffer[pos+1] & 127) {
case 1:
eicon_log(ccard, 4, "idi_inf: Ch%d: Call is not end-to-end ISDN.\n", chan->No);
break;
case 2:
eicon_log(ccard, 4, "idi_inf: Ch%d: Destination address is non ISDN.\n", chan->No);
break;
case 3:
eicon_log(ccard, 4, "idi_inf: Ch%d: Origination address is non ISDN.\n", chan->No);
break;
case 4:
eicon_log(ccard, 4, "idi_inf: Ch%d: Call has returned to the ISDN.\n", chan->No);
break;
case 5:
eicon_log(ccard, 4, "idi_inf: Ch%d: Interworking has occurred.\n", chan->No);
break;
case 8:
eicon_log(ccard, 4, "idi_inf: Ch%d: In-band information available.\n", chan->No);
break;
default:
eicon_log(ccard, 4, "idi_inf: Ch%d: Unknown Progress %x.\n",
chan->No, buffer[pos+1] & 127);
}
}
pos += wlen;
break;
case CAU:
if (wlen > sizeof(message->cau)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->cau[i] = buffer[pos++];
memcpy(&chan->cause, &message->cau, 2);
eicon_log(ccard, 4, "idi_inf: Ch%d: CAU=%d %d\n", chan->No,
message->cau[0],message->cau[1]);
break;
case 0x800|CAU:
if (wlen > sizeof(message->e_cau)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->e_cau[i] = buffer[pos++];
eicon_log(ccard, 4, "idi_inf: Ch%d: ECAU=%d %d\n", chan->No,
message->e_cau[0],message->e_cau[1]);
break;
case 0x800|CHI:
if (wlen > sizeof(message->e_chi)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->e_chi[i] = buffer[pos++];
eicon_log(ccard, 4, "idi_inf: Ch%d: ESC/CHI=%d\n", chan->No,
message->e_cau[0]);
break;
case 0x800|0x7a:
pos ++;
message->e_mt=buffer[pos++];
eicon_log(ccard, 4, "idi_inf: Ch%d: EMT=0x%x\n", chan->No, message->e_mt);
break;
case DT:
if (wlen > sizeof(message->dt)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->dt[i] = buffer[pos++];
eicon_log(ccard, 4, "idi_inf: Ch%d: DT: %02d.%02d.%02d %02d:%02d:%02d\n", chan->No,
message->dt[2], message->dt[1], message->dt[0],
message->dt[3], message->dt[4], message->dt[5]);
break;
case 0x600|SIN:
if (wlen > sizeof(message->sin)) {
pos += wlen;
break;
}
for(i=0; i < wlen; i++)
message->sin[i] = buffer[pos++];
eicon_log(ccard, 2, "idi_inf: Ch%d: SIN=%d %d\n", chan->No,
message->sin[0],message->sin[1]);
break;
case 0x600|CPS:
eicon_log(ccard, 2, "idi_inf: Ch%d: Called Party Status in ind\n", chan->No);
pos += wlen;
break;
case 0x600|CIF:
for (i = 0; i < wlen; i++)
if (buffer[pos + i] != '0') break;
memcpy(&cmd.parm.num, &buffer[pos + i], wlen - i);
cmd.parm.num[wlen - i] = 0;
eicon_log(ccard, 2, "idi_inf: Ch%d: CIF=%s\n", chan->No, cmd.parm.num);
pos += wlen;
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_CINF;
cmd.arg = chan->No;
ccard->interface.statcallb(&cmd);
break;
case 0x600|DATE:
eicon_log(ccard, 2, "idi_inf: Ch%d: Date in ind\n", chan->No);
pos += wlen;
break;
case 0xa1:
eicon_log(ccard, 2, "idi_inf: Ch%d: Sending Complete in ind.\n", chan->No);
pos += wlen;
break;
case 0xe08:
case 0xe7a:
case 0xe04:
case 0xe00:
/* *** TODO *** */
case CHA:
/* Charge advice */
case FTY:
case 0x600|FTY:
case CHI:
case 0x800:
/* Not yet interested in this */
pos += wlen;
break;
case 0x880:
/* Managment Information Element */
if (!manbuf) {
eicon_log(ccard, 1, "idi_err: manbuf not allocated\n");
}
else {
memcpy(&manbuf->data[manbuf->pos], &buffer[pos], wlen);
manbuf->length[manbuf->count] = wlen;
manbuf->count++;
manbuf->pos += wlen;
}
pos += wlen;
break;
default:
pos += wlen;
eicon_log(ccard, 6, "idi_inf: Ch%d: unknown information element 0x%x in ind, len:%x\n",
chan->No, code, wlen);
}
}
}
}
static void
idi_bc2si(unsigned char *bc, unsigned char *hlc, unsigned char *sin, unsigned char *si1, unsigned char *si2)
{
si1[0] = 0;
si2[0] = 0;
switch (bc[0] & 0x7f) {
case 0x00: /* Speech */
si1[0] = 1;
#ifdef EICON_FULL_SERVICE_OKTETT
si1[0] = sin[0];
si2[0] = sin[1];
#endif
break;
case 0x10: /* 3.1 Khz audio */
si1[0] = 1;
#ifdef EICON_FULL_SERVICE_OKTETT
si1[0] = sin[0];
si2[0] = sin[1];
#endif
break;
case 0x08: /* Unrestricted digital information */
si1[0] = 7;
si2[0] = sin[1];
break;
case 0x09: /* Restricted digital information */
si1[0] = 2;
break;
case 0x11:
/* Unrestr. digital information with
* tones/announcements ( or 7 kHz audio
*/
si1[0] = 3;
break;
case 0x18: /* Video */
si1[0] = 4;
break;
}
switch (bc[1] & 0x7f) {
case 0x40: /* packed mode */
si1[0] = 8;
break;
case 0x10: /* 64 kbit */
case 0x11: /* 2*64 kbit */
case 0x13: /* 384 kbit */
case 0x15: /* 1536 kbit */
case 0x17: /* 1920 kbit */
/* moderate = bc[1] & 0x7f; */
break;
}
}
/********************* FAX stuff ***************************/
#ifdef CONFIG_ISDN_TTY_FAX
static int
idi_fill_in_T30(eicon_chan *chan, unsigned char *buffer)
{
eicon_t30_s *t30 = (eicon_t30_s *) buffer;
if (!chan->fax) {
eicon_log(NULL, 1,"idi_T30: fill_in with NULL fax struct, ERROR\n");
return 0;
}
memset(t30, 0, sizeof(eicon_t30_s));
t30->station_id_len = EICON_FAXID_LEN;
memcpy(&t30->station_id[0], &chan->fax->id[0], EICON_FAXID_LEN);
t30->resolution = chan->fax->resolution;
t30->rate = chan->fax->rate + 1; /* eicon rate starts with 1 */
t30->format = T30_FORMAT_SFF;
t30->pages_low = 0;
t30->pages_high = 0;
t30->atf = 1; /* optimised for AT+F command set */
t30->code = 0;
t30->feature_bits_low = 0;
t30->feature_bits_high = 0;
t30->control_bits_low = 0;
t30->control_bits_high = 0;
if (chan->fax->nbc) {
/* set compression by DCC value */
switch(chan->fax->compression) {
case (0): /* 1-D modified */
break;
case (1): /* 2-D modified Read */
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_2D_CODING;
t30->feature_bits_low |= T30_FEATURE_BIT_2D_CODING;
break;
case (2): /* 2-D uncompressed */
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_UNCOMPR;
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_2D_CODING;
t30->feature_bits_low |= T30_FEATURE_BIT_UNCOMPR_ENABLED;
t30->feature_bits_low |= T30_FEATURE_BIT_2D_CODING;
break;
case (3): /* 2-D modified Read */
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_T6_CODING;
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_2D_CODING;
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_UNCOMPR;
t30->feature_bits_low |= T30_FEATURE_BIT_UNCOMPR_ENABLED;
t30->feature_bits_low |= T30_FEATURE_BIT_T6_CODING;
t30->feature_bits_low |= T30_FEATURE_BIT_2D_CODING;
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_ECM;
t30->feature_bits_low |= T30_FEATURE_BIT_ECM;
break;
}
} else {
/* set compression to best */
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_T6_CODING;
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_2D_CODING;
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_UNCOMPR;
t30->feature_bits_low |= T30_FEATURE_BIT_UNCOMPR_ENABLED;
t30->feature_bits_low |= T30_FEATURE_BIT_T6_CODING;
t30->feature_bits_low |= T30_FEATURE_BIT_2D_CODING;
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_ECM;
t30->feature_bits_low |= T30_FEATURE_BIT_ECM;
}
switch(chan->fax->ecm) {
case (0): /* disable ECM */
break;
case (1):
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_ECM;
t30->control_bits_low |= T30_CONTROL_BIT_ECM_64_BYTES;
t30->feature_bits_low |= T30_FEATURE_BIT_ECM;
t30->feature_bits_low |= T30_FEATURE_BIT_ECM_64_BYTES;
break;
case (2):
t30->control_bits_low |= T30_CONTROL_BIT_ENABLE_ECM;
t30->feature_bits_low |= T30_FEATURE_BIT_ECM;
break;
}
if (DebugVar & 128) {
char st[40];
eicon_log(NULL, 128, "sT30:code = %x\n", t30->code);
eicon_log(NULL, 128, "sT30:rate = %x\n", t30->rate);
eicon_log(NULL, 128, "sT30:res = %x\n", t30->resolution);
eicon_log(NULL, 128, "sT30:format = %x\n", t30->format);
eicon_log(NULL, 128, "sT30:pages_low = %x\n", t30->pages_low);
eicon_log(NULL, 128, "sT30:pages_high = %x\n", t30->pages_high);
eicon_log(NULL, 128, "sT30:atf = %x\n", t30->atf);
eicon_log(NULL, 128, "sT30:control_bits_low = %x\n", t30->control_bits_low);
eicon_log(NULL, 128, "sT30:control_bits_high = %x\n", t30->control_bits_high);
eicon_log(NULL, 128, "sT30:feature_bits_low = %x\n", t30->feature_bits_low);
eicon_log(NULL, 128, "sT30:feature_bits_high = %x\n", t30->feature_bits_high);
//eicon_log(NULL, 128, "sT30:universal_5 = %x\n", t30->universal_5);
//eicon_log(NULL, 128, "sT30:universal_6 = %x\n", t30->universal_6);
//eicon_log(NULL, 128, "sT30:universal_7 = %x\n", t30->universal_7);
eicon_log(NULL, 128, "sT30:station_id_len = %x\n", t30->station_id_len);
eicon_log(NULL, 128, "sT30:head_line_len = %x\n", t30->head_line_len);
strlcpy(st, t30->station_id, t30->station_id_len + 1);
eicon_log(NULL, 128, "sT30:station_id = <%s>\n", st);
}
return(sizeof(eicon_t30_s));
}
/* send fax struct */
static int
idi_send_edata(eicon_card *card, eicon_chan *chan)
{
struct sk_buff *skb;
struct sk_buff *skb2;
eicon_REQ *reqbuf;
eicon_chan_ptr *chan2;
if ((chan->fsm_state == EICON_STATE_NULL) || (chan->fsm_state == EICON_STATE_LISTEN)) {
eicon_log(card, 1, "idi_snd: Ch%d: send edata on state %d !\n", chan->No, chan->fsm_state);
return -ENODEV;
}
eicon_log(card, 128, "idi_snd: Ch%d: edata (fax)\n", chan->No);
skb = alloc_skb(sizeof(eicon_REQ) + sizeof(eicon_t30_s), GFP_ATOMIC);
skb2 = alloc_skb(sizeof(eicon_chan_ptr), GFP_ATOMIC);
if ((!skb) || (!skb2)) {
eicon_log(card, 1, "idi_err: Ch%d: alloc_skb failed in send_edata()\n", chan->No);
if (skb)
dev_kfree_skb(skb);
if (skb2)
dev_kfree_skb(skb2);
return -ENOMEM;
}
chan2 = (eicon_chan_ptr *)skb_put(skb2, sizeof(eicon_chan_ptr));
chan2->ptr = chan;
reqbuf = (eicon_REQ *)skb_put(skb, sizeof(eicon_t30_s) + sizeof(eicon_REQ));
reqbuf->Req = N_EDATA;
reqbuf->ReqCh = chan->e.IndCh;
reqbuf->ReqId = 1;
reqbuf->XBuffer.length = idi_fill_in_T30(chan, reqbuf->XBuffer.P);
reqbuf->Reference = 1; /* Net Entity */
skb_queue_tail(&chan->e.X, skb);
skb_queue_tail(&card->sndq, skb2);
eicon_tx_request(card);
return (0);
}
static void
idi_parse_edata(eicon_card *ccard, eicon_chan *chan, unsigned char *buffer, int len)
{
eicon_t30_s *p = (eicon_t30_s *)buffer;
int i;
if (DebugVar & 128) {
char st[40];
eicon_log(ccard, 128, "rT30:len %d , size %d\n", len, sizeof(eicon_t30_s));
eicon_log(ccard, 128, "rT30:code = %x\n", p->code);
eicon_log(ccard, 128, "rT30:rate = %x\n", p->rate);
eicon_log(ccard, 128, "rT30:res = %x\n", p->resolution);
eicon_log(ccard, 128, "rT30:format = %x\n", p->format);
eicon_log(ccard, 128, "rT30:pages_low = %x\n", p->pages_low);
eicon_log(ccard, 128, "rT30:pages_high = %x\n", p->pages_high);
eicon_log(ccard, 128, "rT30:atf = %x\n", p->atf);
eicon_log(ccard, 128, "rT30:control_bits_low = %x\n", p->control_bits_low);
eicon_log(ccard, 128, "rT30:control_bits_high = %x\n", p->control_bits_high);
eicon_log(ccard, 128, "rT30:feature_bits_low = %x\n", p->feature_bits_low);
eicon_log(ccard, 128, "rT30:feature_bits_high = %x\n", p->feature_bits_high);
//eicon_log(ccard, 128, "rT30:universal_5 = %x\n", p->universal_5);
//eicon_log(ccard, 128, "rT30:universal_6 = %x\n", p->universal_6);
//eicon_log(ccard, 128, "rT30:universal_7 = %x\n", p->universal_7);
eicon_log(ccard, 128, "rT30:station_id_len = %x\n", p->station_id_len);
eicon_log(ccard, 128, "rT30:head_line_len = %x\n", p->head_line_len);
strlcpy(st, p->station_id, p->station_id_len + 1);
eicon_log(ccard, 128, "rT30:station_id = <%s>\n", st);
}
if (!chan->fax) {
eicon_log(ccard, 1, "idi_edata: parse to NULL fax struct, ERROR\n");
return;
}
chan->fax->code = p->code;
i = (p->station_id_len < FAXIDLEN) ? p->station_id_len : (FAXIDLEN - 1);
memcpy(chan->fax->r_id, p->station_id, i);
chan->fax->r_id[i] = 0;
chan->fax->r_resolution = p->resolution;
chan->fax->r_rate = p->rate - 1;
chan->fax->r_binary = 0; /* no binary support */
chan->fax->r_width = 0;
chan->fax->r_length = 2;
chan->fax->r_scantime = 0;
chan->fax->r_compression = 0;
chan->fax->r_ecm = 0;
if (p->feature_bits_low & T30_FEATURE_BIT_2D_CODING) {
chan->fax->r_compression = 1;
if (p->feature_bits_low & T30_FEATURE_BIT_UNCOMPR_ENABLED) {
chan->fax->r_compression = 2;
}
}
if (p->feature_bits_low & T30_FEATURE_BIT_T6_CODING) {
chan->fax->r_compression = 3;
}
if (p->feature_bits_low & T30_FEATURE_BIT_ECM) {
chan->fax->r_ecm = 2;
if (p->feature_bits_low & T30_FEATURE_BIT_ECM_64_BYTES)
chan->fax->r_ecm = 1;
}
}
static void
idi_fax_send_header(eicon_card *card, eicon_chan *chan, int header)
{
static __u16 wd2sff[] = {
1728, 2048, 2432, 1216, 864
};
static __u16 ln2sff[2][3] = {
{ 1143, 1401, 0 } , { 2287, 2802, 0 }
};
struct sk_buff *skb;
eicon_sff_dochead *doc;
eicon_sff_pagehead *page;
u_char *docp;
if (!chan->fax) {
eicon_log(card, 1, "idi_fax: send head with NULL fax struct, ERROR\n");
return;
}
if (header == 2) { /* DocHeader + PageHeader */
skb = alloc_skb(sizeof(eicon_sff_dochead) + sizeof(eicon_sff_pagehead), GFP_ATOMIC);
} else {
skb = alloc_skb(sizeof(eicon_sff_pagehead), GFP_ATOMIC);
}
if (!skb) {
eicon_log(card, 1, "idi_err: Ch%d: alloc_skb failed in fax_send_header()\n", chan->No);
return;
}
if (header == 2) { /* DocHeader + PageHeader */
docp = skb_put(skb, sizeof(eicon_sff_dochead) + sizeof(eicon_sff_pagehead));
doc = (eicon_sff_dochead *) docp;
page = (eicon_sff_pagehead *) (docp + sizeof(eicon_sff_dochead));
memset(docp, 0,sizeof(eicon_sff_dochead) + sizeof(eicon_sff_pagehead));
doc->id = 0x66666653;
doc->version = 0x01;
doc->off1pagehead = sizeof(eicon_sff_dochead);
} else {
page = (eicon_sff_pagehead *)skb_put(skb, sizeof(eicon_sff_pagehead));
memset(page, 0, sizeof(eicon_sff_pagehead));
}
switch(header) {
case 1: /* PageHeaderEnd */
page->pageheadid = 254;
page->pageheadlen = 0;
break;
case 0: /* PageHeader */
case 2: /* DocHeader + PageHeader */
page->pageheadid = 254;
page->pageheadlen = sizeof(eicon_sff_pagehead) - 2;
page->resvert = chan->fax->resolution;
page->reshoriz = 0; /* always 203 dpi */
page->coding = 0; /* always 1D */
page->linelength = wd2sff[chan->fax->width];
page->pagelength = ln2sff[chan->fax->resolution][chan->fax->length];
eicon_log(card, 128, "sSFF-Head: linelength = %d\n", page->linelength);
eicon_log(card, 128, "sSFF-Head: pagelength = %d\n", page->pagelength);
break;
}
idi_send_data(card, chan, 0, skb, 0, 0);
}
void
idi_fax_cmd(eicon_card *card, eicon_chan *chan)
{
isdn_ctrl cmd;
if ((!card) || (!chan))
return;
if (!chan->fax) {
eicon_log(card, 1, "idi_fax: cmd with NULL fax struct, ERROR\n");
return;
}
switch (chan->fax->code) {
case ISDN_TTY_FAX_DT:
if (chan->fax->phase == ISDN_FAX_PHASE_B) {
idi_send_edata(card, chan);
break;
}
if (chan->fax->phase == ISDN_FAX_PHASE_D) {
idi_send_edata(card, chan);
break;
}
break;
case ISDN_TTY_FAX_DR:
if (chan->fax->phase == ISDN_FAX_PHASE_B) {
idi_send_edata(card, chan);
cmd.driver = card->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_CFR;
card->interface.statcallb(&cmd);
cmd.driver = card->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_RID;
card->interface.statcallb(&cmd);
/* telling 1-D compression */
chan->fax->r_compression = 0;
cmd.driver = card->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_DCS;
card->interface.statcallb(&cmd);
chan->fax2.NextObject = FAX_OBJECT_DOCU;
chan->fax2.PrevObject = FAX_OBJECT_DOCU;
break;
}
if (chan->fax->phase == ISDN_FAX_PHASE_D) {
idi_send_edata(card, chan);
break;
}
break;
case ISDN_TTY_FAX_ET:
switch(chan->fax->fet) {
case 0:
case 1:
idi_fax_send_header(card, chan, 0);
break;
case 2:
idi_fax_send_header(card, chan, 1);
break;
}
break;
}
}
static void
idi_edata_rcveop(eicon_card *card, eicon_chan *chan)
{
isdn_ctrl cmd;
if (!chan->fax) {
eicon_log(card, 1, "idi_edata: rcveop with NULL fax struct, ERROR\n");
return;
}
cmd.driver = card->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_ET;
card->interface.statcallb(&cmd);
}
static void
idi_reset_fax_stat(eicon_chan *chan)
{
chan->fax2.LineLen = 0;
chan->fax2.LineData = 0;
chan->fax2.LineDataLen = 0;
chan->fax2.NullByteExist = 0;
chan->fax2.Dle = 0;
chan->fax2.PageCount = 0;
chan->fax2.Eop = 0;
}
static void
idi_edata_action(eicon_card *ccard, eicon_chan *chan, char *buffer, int len)
{
isdn_ctrl cmd;
if (!chan->fax) {
eicon_log(ccard, 1, "idi_edata: action with NULL fax struct, ERROR\n");
return;
}
if (chan->fax->direction == ISDN_TTY_FAX_CONN_OUT) {
idi_parse_edata(ccard, chan, buffer, len);
if (chan->fax->phase == ISDN_FAX_PHASE_A) {
idi_reset_fax_stat(chan);
chan->fsm_state = EICON_STATE_ACTIVE;
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_BCONN;
cmd.arg = chan->No;
strcpy(cmd.parm.num, "");
ccard->interface.statcallb(&cmd);
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_FCON;
ccard->interface.statcallb(&cmd);
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_RID;
ccard->interface.statcallb(&cmd);
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_DIS;
ccard->interface.statcallb(&cmd);
if (chan->fax->r_compression != 0) {
/* telling fake compression in second DIS message */
chan->fax->r_compression = 0;
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_DIS;
ccard->interface.statcallb(&cmd);
}
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_SENT; /* OK message */
ccard->interface.statcallb(&cmd);
} else
if (chan->fax->phase == ISDN_FAX_PHASE_D) {
if ((chan->fax->code == EDATA_T30_MCF) &&
(chan->fax->fet != 2)) {
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_PTS;
ccard->interface.statcallb(&cmd);
}
switch(chan->fax->fet) {
case 0: /* new page */
/* stay in phase D , wait on cmd +FDT */
break;
case 1: /* new document */
/* link-level switch to phase B */
break;
case 2: /* session end */
default:
/* send_edata produces error on some */
/* fax-machines here, so we don't */
/* idi_send_edata(ccard, chan); */
break;
}
}
}
if (chan->fax->direction == ISDN_TTY_FAX_CONN_IN) {
idi_parse_edata(ccard, chan, buffer, len);
if ((chan->fax->code == EDATA_T30_DCS) &&
(chan->fax->phase == ISDN_FAX_PHASE_A)) {
idi_reset_fax_stat(chan);
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_BCONN;
cmd.arg = chan->No;
strcpy(cmd.parm.num, "");
ccard->interface.statcallb(&cmd);
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_FCON_I;
ccard->interface.statcallb(&cmd);
} else
if ((chan->fax->code == EDATA_T30_TRAIN_OK) &&
(chan->fax->phase == ISDN_FAX_PHASE_A)) {
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_RID;
ccard->interface.statcallb(&cmd);
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_TRAIN_OK;
ccard->interface.statcallb(&cmd);
} else
if ((chan->fax->code == EDATA_T30_TRAIN_OK) &&
(chan->fax->phase == ISDN_FAX_PHASE_B)) {
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_TRAIN_OK;
ccard->interface.statcallb(&cmd);
} else
if (chan->fax->phase == ISDN_FAX_PHASE_C) {
switch(chan->fax->code) {
case EDATA_T30_TRAIN_OK:
idi_send_edata(ccard, chan);
break;
case EDATA_T30_MPS:
chan->fax->fet = 0;
idi_edata_rcveop(ccard, chan);
break;
case EDATA_T30_EOM:
chan->fax->fet = 1;
idi_edata_rcveop(ccard, chan);
break;
case EDATA_T30_EOP:
chan->fax->fet = 2;
idi_edata_rcveop(ccard, chan);
break;
}
}
}
}
static void
fax_put_rcv(eicon_card *ccard, eicon_chan *chan, u_char *Data, int len)
{
struct sk_buff *skb;
skb = alloc_skb(len + MAX_HEADER_LEN, GFP_ATOMIC);
if (!skb) {
eicon_log(ccard, 1, "idi_err: Ch%d: alloc_skb failed in fax_put_rcv()\n", chan->No);
return;
}
skb_reserve(skb, MAX_HEADER_LEN);
memcpy(skb_put(skb, len), Data, len);
ccard->interface.rcvcallb_skb(ccard->myid, chan->No, skb);
}
static void
idi_faxdata_rcv(eicon_card *ccard, eicon_chan *chan, struct sk_buff *skb)
{
eicon_OBJBUFFER InBuf;
eicon_OBJBUFFER LineBuf;
unsigned int Length = 0;
unsigned int aLength = 0;
unsigned int ObjectSize = 0;
unsigned int ObjHeadLen = 0;
unsigned int ObjDataLen = 0;
__u8 Recordtype;
__u8 PageHeaderLen;
__u8 Event;
eicon_sff_pagehead *ob_page;
__u16 Cl2Eol = 0x8000;
# define EVENT_NONE 0
# define EVENT_NEEDDATA 1
if (!chan->fax) {
eicon_log(ccard, 1, "idi_fax: rcvdata with NULL fax struct, ERROR\n");
return;
}
if (chan->fax->direction == ISDN_TTY_FAX_CONN_IN) {
InBuf.Data = skb->data;
InBuf.Size = skb->len;
InBuf.Len = 0;
InBuf.Next = InBuf.Data;
LineBuf.Data = chan->fax2.abLine;
LineBuf.Size = sizeof(chan->fax2.abLine);
LineBuf.Len = chan->fax2.LineLen;
LineBuf.Next = LineBuf.Data + LineBuf.Len;
Event = EVENT_NONE;
while (Event == EVENT_NONE) {
switch(chan->fax2.NextObject) {
case FAX_OBJECT_DOCU:
Length = LineBuf.Len + (InBuf.Size - InBuf.Len);
if (Length < sizeof(eicon_sff_dochead)) {
Event = EVENT_NEEDDATA;
break;
}
ObjectSize = sizeof(eicon_sff_dochead);
Length = ObjectSize;
if (LineBuf.Len < Length) {
Length -= LineBuf.Len;
LineBuf.Len = 0;
LineBuf.Next = LineBuf.Data;
InBuf.Len += Length;
InBuf.Next += Length;
} else {
LineBuf.Len -= Length;
LineBuf.Next = LineBuf.Data + LineBuf.Len;
memmove(LineBuf.Data, LineBuf.Data + Length, LineBuf.Len);
}
chan->fax2.PrevObject = FAX_OBJECT_DOCU;
chan->fax2.NextObject = FAX_OBJECT_PAGE;
break;
case FAX_OBJECT_PAGE:
Length = LineBuf.Len + (InBuf.Size - InBuf.Len);
if (Length < 2) {
Event = EVENT_NEEDDATA;
break;
}
if (LineBuf.Len == 0) {
*LineBuf.Next++ = *InBuf.Next++;
LineBuf.Len++;
InBuf.Len++;
}
if (LineBuf.Len == 1) {
*LineBuf.Next++ = *InBuf.Next++;
LineBuf.Len++;
InBuf.Len++;
}
PageHeaderLen = *(LineBuf.Data + 1);
ObjectSize = (PageHeaderLen == 0) ? 2 : sizeof(eicon_sff_pagehead);
if (Length < ObjectSize) {
Event = EVENT_NEEDDATA;
break;
}
Length = ObjectSize;
/* extract page dimensions */
if (LineBuf.Len < Length) {
aLength = Length - LineBuf.Len;
memcpy(LineBuf.Next, InBuf.Next, aLength);
LineBuf.Next += aLength;
InBuf.Next += aLength;
LineBuf.Len += aLength;
InBuf.Len += aLength;
}
if (Length > 2) {
ob_page = (eicon_sff_pagehead *)LineBuf.Data;
switch(ob_page->linelength) {
case 2048:
chan->fax->r_width = 1;
break;
case 2432:
chan->fax->r_width = 2;
break;
case 1216:
chan->fax->r_width = 3;
break;
case 864:
chan->fax->r_width = 4;
break;
case 1728:
default:
chan->fax->r_width = 0;
}
switch(ob_page->pagelength) {
case 1143:
case 2287:
chan->fax->r_length = 0;
break;
case 1401:
case 2802:
chan->fax->r_length = 1;
break;
default:
chan->fax->r_length = 2;
}
eicon_log(ccard, 128, "rSFF-Head: linelength = %d\n", ob_page->linelength);
eicon_log(ccard, 128, "rSFF-Head: pagelength = %d\n", ob_page->pagelength);
}
LineBuf.Len -= Length;
LineBuf.Next = LineBuf.Data + LineBuf.Len;
memmove(LineBuf.Data, LineBuf.Data + Length, LineBuf.Len);
chan->fax2.PrevObject = FAX_OBJECT_PAGE;
chan->fax2.NextObject = FAX_OBJECT_LINE;
break;
case FAX_OBJECT_LINE:
Length = LineBuf.Len + (InBuf.Size - InBuf.Len);
if (Length < 1) {
Event = EVENT_NEEDDATA;
break;
}
if (LineBuf.Len == 0) {
*LineBuf.Next++ = *InBuf.Next++;
LineBuf.Len++;
InBuf.Len++;
}
Recordtype = *LineBuf.Data;
if (Recordtype == 0) {
/* recordtype pixel row (2 byte length) */
ObjHeadLen = 3;
if (Length < ObjHeadLen) {
Event = EVENT_NEEDDATA;
break;
}
while (LineBuf.Len < ObjHeadLen) {
*LineBuf.Next++ = *InBuf.Next++;
LineBuf.Len++;
InBuf.Len++;
}
ObjDataLen = *((__u16*) (LineBuf.Data + 1));
ObjectSize = ObjHeadLen + ObjDataLen;
if (Length < ObjectSize) {
Event = EVENT_NEEDDATA;
break;
}
} else
if ((Recordtype >= 1) && (Recordtype <= 216)) {
/* recordtype pixel row (1 byte length) */
ObjHeadLen = 1;
ObjDataLen = Recordtype;
ObjectSize = ObjHeadLen + ObjDataLen;
if (Length < ObjectSize) {
Event = EVENT_NEEDDATA;
break;
}
} else
if ((Recordtype >= 217) && (Recordtype <= 253)) {
/* recordtype empty lines */
ObjHeadLen = 1;
ObjDataLen = 0;
ObjectSize = ObjHeadLen + ObjDataLen;
LineBuf.Len--;
LineBuf.Next = LineBuf.Data + LineBuf.Len;
memmove(LineBuf.Data, LineBuf.Data + 1, LineBuf.Len);
break;
} else
if (Recordtype == 254) {
/* recordtype page header */
chan->fax2.PrevObject = FAX_OBJECT_LINE;
chan->fax2.NextObject = FAX_OBJECT_PAGE;
break;
} else {
/* recordtype user information */
ObjHeadLen = 2;
if (Length < ObjHeadLen) {
Event = EVENT_NEEDDATA;
break;
}
while (LineBuf.Len < ObjHeadLen) {
*LineBuf.Next++ = *InBuf.Next++;
LineBuf.Len++;
InBuf.Len++;
}
ObjDataLen = *(LineBuf.Data + 1);
ObjectSize = ObjHeadLen + ObjDataLen;
if (ObjDataLen == 0) {
/* illegal line coding */
LineBuf.Len -= ObjHeadLen;
LineBuf.Next = LineBuf.Data + LineBuf.Len;
memmove(LineBuf.Data, LineBuf.Data + ObjHeadLen, LineBuf.Len);
break;
} else {
/* user information */
if (Length < ObjectSize) {
Event = EVENT_NEEDDATA;
break;
}
Length = ObjectSize;
if (LineBuf.Len < Length) {
Length -= LineBuf.Len;
LineBuf.Len = 0;
LineBuf.Next = LineBuf.Data;
InBuf.Len += Length;
InBuf.Next += Length;
} else {
LineBuf.Len -= Length;
LineBuf.Next = LineBuf.Data + LineBuf.Len;
memmove(LineBuf.Data, LineBuf.Data + Length, LineBuf.Len);
}
}
break;
}
Length = ObjectSize;
if (LineBuf.Len > ObjHeadLen) {
fax_put_rcv(ccard, chan, LineBuf.Data + ObjHeadLen,
(LineBuf.Len - ObjHeadLen));
}
Length -= LineBuf.Len;
LineBuf.Len = 0;
LineBuf.Next = LineBuf.Data;
if (Length > 0) {
fax_put_rcv(ccard, chan, InBuf.Next, Length);
InBuf.Len += Length;
InBuf.Next += Length;
}
fax_put_rcv(ccard, chan, (__u8 *)&Cl2Eol, sizeof(Cl2Eol));
break;
} /* end of switch (chan->fax2.NextObject) */
} /* end of while (Event==EVENT_NONE) */
if (InBuf.Len < InBuf.Size) {
Length = InBuf.Size - InBuf.Len;
if ((LineBuf.Len + Length) > LineBuf.Size) {
eicon_log(ccard, 1, "idi_fax: Ch%d: %d bytes dropping, small buffer\n", chan->No,
Length);
} else {
memcpy(LineBuf.Next, InBuf.Next, Length);
LineBuf.Len += Length;
}
}
chan->fax2.LineLen = LineBuf.Len;
} else { /* CONN_OUT */
/* On CONN_OUT we do not need incoming data, drop it */
/* maybe later for polling */
}
# undef EVENT_NONE
# undef EVENT_NEEDDATA
return;
}
static int
idi_fax_send_outbuf(eicon_card *ccard, eicon_chan *chan, eicon_OBJBUFFER *OutBuf)
{
struct sk_buff *skb;
skb = alloc_skb(OutBuf->Len, GFP_ATOMIC);
if (!skb) {
eicon_log(ccard, 1, "idi_err: Ch%d: alloc_skb failed in fax_send_outbuf()\n", chan->No);
return(-1);
}
memcpy(skb_put(skb, OutBuf->Len), OutBuf->Data, OutBuf->Len);
OutBuf->Len = 0;
OutBuf->Next = OutBuf->Data;
return(idi_send_data(ccard, chan, 0, skb, 1, 0));
}
int
idi_faxdata_send(eicon_card *ccard, eicon_chan *chan, struct sk_buff *skb)
{
isdn_ctrl cmd;
eicon_OBJBUFFER InBuf;
__u8 InData;
__u8 InMask;
eicon_OBJBUFFER OutBuf;
eicon_OBJBUFFER LineBuf;
__u32 LineData;
unsigned int LineDataLen;
__u8 Byte;
__u8 Event;
int ret = 1;
# define EVENT_NONE 0
# define EVENT_EOD 1
# define EVENT_EOL 2
# define EVENT_EOP 3
if ((!ccard) || (!chan))
return -1;
if (!chan->fax) {
eicon_log(ccard, 1, "idi_fax: senddata with NULL fax struct, ERROR\n");
return -1;
}
if (chan->fax->direction == ISDN_TTY_FAX_CONN_IN) {
/* Simply ignore any data written in data mode when receiving a fax. */
/* This is not completely correct because only XON's should come here. */
dev_kfree_skb(skb);
return 1;
}
if (chan->fax->phase != ISDN_FAX_PHASE_C) {
dev_kfree_skb(skb);
return 1;
}
if (chan->queued + skb->len > 1200)
return 0;
if (chan->pqueued > 1)
return 0;
InBuf.Data = skb->data;
InBuf.Size = skb->len;
InBuf.Len = 0;
InBuf.Next = InBuf.Data;
InData = 0;
InMask = 0;
LineBuf.Data = chan->fax2.abLine;
LineBuf.Size = sizeof(chan->fax2.abLine);
LineBuf.Len = chan->fax2.LineLen;
LineBuf.Next = LineBuf.Data + LineBuf.Len;
LineData = chan->fax2.LineData;
LineDataLen = chan->fax2.LineDataLen;
OutBuf.Data = chan->fax2.abFrame;
OutBuf.Size = sizeof(chan->fax2.abFrame);
OutBuf.Len = 0;
OutBuf.Next = OutBuf.Data;
Event = EVENT_NONE;
chan->fax2.Eop = 0;
for (;;) {
for (;;) {
if (InMask == 0) {
if (InBuf.Len >= InBuf.Size) {
Event = EVENT_EOD;
break;
}
if ((chan->fax2.Dle != _DLE_) && *InBuf.Next == _DLE_) {
chan->fax2.Dle = _DLE_;
InBuf.Next++;
InBuf.Len++;
if (InBuf.Len >= InBuf.Size) {
Event = EVENT_EOD;
break;
}
}
if (chan->fax2.Dle == _DLE_) {
chan->fax2.Dle = 0;
if (*InBuf.Next == _ETX_) {
Event = EVENT_EOP;
break;
} else
if (*InBuf.Next == _DLE_) {
/* do nothing */
} else {
eicon_log(ccard, 1,
"idi_err: Ch%d: unknown DLE escape %02x found\n",
chan->No, *InBuf.Next);
InBuf.Next++;
InBuf.Len++;
if (InBuf.Len >= InBuf.Size) {
Event = EVENT_EOD;
break;
}
}
}
InBuf.Len++;
InData = *InBuf.Next++;
InMask = (chan->fax->bor) ? 0x80 : 0x01;
}
while (InMask) {
LineData >>= 1;
LineDataLen++;
if (InData & InMask)
LineData |= 0x80000000;
if (chan->fax->bor)
InMask >>= 1;
else
InMask <<= 1;
if ((LineDataLen >= T4_EOL_BITSIZE) &&
((LineData & T4_EOL_MASK_DWORD) == T4_EOL_DWORD)) {
Event = EVENT_EOL;
if (LineDataLen > T4_EOL_BITSIZE) {
Byte = (__u8)
((LineData & ~T4_EOL_MASK_DWORD) >>
(32 - LineDataLen));
if (Byte == 0) {
if (! chan->fax2.NullByteExist) {
chan->fax2.NullBytesPos = LineBuf.Len;
chan->fax2.NullByteExist = 1;
}
} else {
chan->fax2.NullByteExist = 0;
}
if (LineBuf.Len < LineBuf.Size) {
*LineBuf.Next++ = Byte;
LineBuf.Len++;
}
}
LineDataLen = 0;
break;
}
if (LineDataLen >= T4_EOL_BITSIZE + 8) {
Byte = (__u8)
((LineData & ~T4_EOL_MASK_DWORD) >>
(32 - T4_EOL_BITSIZE - 8));
LineData &= T4_EOL_MASK_DWORD;
LineDataLen = T4_EOL_BITSIZE;
if (Byte == 0) {
if (! chan->fax2.NullByteExist) {
chan->fax2.NullBytesPos = LineBuf.Len;
chan->fax2.NullByteExist = 1;
}
} else {
chan->fax2.NullByteExist = 0;
}
if (LineBuf.Len < LineBuf.Size) {
*LineBuf.Next++ = Byte;
LineBuf.Len++;
}
}
}
if (Event != EVENT_NONE)
break;
}
if ((Event != EVENT_EOL) && (Event != EVENT_EOP))
break;
if ((Event == EVENT_EOP) && (LineDataLen > 0)) {
LineData >>= 32 - LineDataLen;
LineDataLen = 0;
while (LineData != 0) {
Byte = (__u8) LineData;
LineData >>= 8;
if (Byte == 0) {
if (! chan->fax2.NullByteExist) {
chan->fax2.NullBytesPos = LineBuf.Len;
chan->fax2.NullByteExist = 1;
}
} else {
chan->fax2.NullByteExist = 0;
}
if (LineBuf.Len < LineBuf.Size) {
*LineBuf.Next++ = Byte;
LineBuf.Len++;
}
}
}
if (chan->fax2.NullByteExist) {
if (chan->fax2.NullBytesPos == 0) {
LineBuf.Len = 0;
} else {
LineBuf.Len = chan->fax2.NullBytesPos + 1;
}
}
if (LineBuf.Len > 0) {
if (OutBuf.Len + LineBuf.Len + SFF_LEN_FLD_SIZE > OutBuf.Size) {
ret = idi_fax_send_outbuf(ccard, chan, &OutBuf);
}
if (LineBuf.Len <= 216) {
*OutBuf.Next++ = (__u8) LineBuf.Len;
OutBuf.Len++;
} else {
*OutBuf.Next++ = 0;
*((__u16 *) OutBuf.Next)++ = (__u16) LineBuf.Len;
OutBuf.Len += 3;
}
memcpy(OutBuf.Next, LineBuf.Data, LineBuf.Len);
OutBuf.Next += LineBuf.Len;
OutBuf.Len += LineBuf.Len;
}
LineBuf.Len = 0;
LineBuf.Next = LineBuf.Data;
chan->fax2.NullByteExist = 0;
if (Event == EVENT_EOP)
break;
Event = EVENT_NONE;
}
if (Event == EVENT_EOP) {
chan->fax2.Eop = 1;
chan->fax2.PageCount++;
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_EOP;
ccard->interface.statcallb(&cmd);
}
if (OutBuf.Len > 0) {
ret = idi_fax_send_outbuf(ccard, chan, &OutBuf);
}
chan->fax2.LineLen = LineBuf.Len;
chan->fax2.LineData = LineData;
chan->fax2.LineDataLen = LineDataLen;
# undef EVENT_NONE
# undef EVENT_EOD
# undef EVENT_EOL
# undef EVENT_EOP
if (ret >= 0)
dev_kfree_skb(skb);
if (ret == 0)
ret = 1;
return(ret);
}
static void
idi_fax_hangup(eicon_card *ccard, eicon_chan *chan)
{
isdn_ctrl cmd;
if (!chan->fax) {
eicon_log(ccard, 1, "idi_fax: hangup with NULL fax struct, ERROR\n");
return;
}
if ((chan->fax->direction == ISDN_TTY_FAX_CONN_OUT) &&
(chan->fax->code == 0)) {
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_PTS;
ccard->interface.statcallb(&cmd);
}
if ((chan->fax->code > 1) && (chan->fax->code < 120))
chan->fax->code += 120;
eicon_log(ccard, 8, "idi_fax: Ch%d: Hangup (code=%d)\n", chan->No, chan->fax->code);
chan->fax->r_code = ISDN_TTY_FAX_HNG;
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
ccard->interface.statcallb(&cmd);
}
#endif /******** FAX ********/
static int
idi_send_udata(eicon_card *card, eicon_chan *chan, int UReq, u_char *buffer, int len)
{
struct sk_buff *skb;
struct sk_buff *skb2;
eicon_REQ *reqbuf;
eicon_chan_ptr *chan2;
if ((chan->fsm_state == EICON_STATE_NULL) || (chan->fsm_state == EICON_STATE_LISTEN)) {
eicon_log(card, 1, "idi_snd: Ch%d: send udata on state %d !\n", chan->No, chan->fsm_state);
return -ENODEV;
}
eicon_log(card, 8, "idi_snd: Ch%d: udata 0x%x: %d %d %d %d\n", chan->No,
UReq, buffer[0], buffer[1], buffer[2], buffer[3]);
skb = alloc_skb(sizeof(eicon_REQ) + len + 1, GFP_ATOMIC);
skb2 = alloc_skb(sizeof(eicon_chan_ptr), GFP_ATOMIC);
if ((!skb) || (!skb2)) {
eicon_log(card, 1, "idi_err: Ch%d: alloc_skb failed in send_udata()\n", chan->No);
if (skb)
dev_kfree_skb(skb);
if (skb2)
dev_kfree_skb(skb2);
return -ENOMEM;
}
chan2 = (eicon_chan_ptr *)skb_put(skb2, sizeof(eicon_chan_ptr));
chan2->ptr = chan;
reqbuf = (eicon_REQ *)skb_put(skb, 1 + len + sizeof(eicon_REQ));
reqbuf->Req = N_UDATA;
reqbuf->ReqCh = chan->e.IndCh;
reqbuf->ReqId = 1;
reqbuf->XBuffer.length = len + 1;
reqbuf->XBuffer.P[0] = UReq;
memcpy(&reqbuf->XBuffer.P[1], buffer, len);
reqbuf->Reference = 1; /* Net Entity */
skb_queue_tail(&chan->e.X, skb);
skb_queue_tail(&card->sndq, skb2);
eicon_tx_request(card);
return (0);
}
void
idi_audio_cmd(eicon_card *ccard, eicon_chan *chan, int cmd, u_char *value)
{
u_char buf[6];
struct enable_dtmf_s *dtmf_buf = (struct enable_dtmf_s *)buf;
if ((!ccard) || (!chan))
return;
memset(buf, 0, 6);
switch(cmd) {
case ISDN_AUDIO_SETDD:
if (value[0]) {
dtmf_buf->tone = (__u16) (value[1] * 5);
dtmf_buf->gap = (__u16) (value[1] * 5);
idi_send_udata(ccard, chan,
DSP_UDATA_REQUEST_ENABLE_DTMF_RECEIVER,
buf, 4);
} else {
idi_send_udata(ccard, chan,
DSP_UDATA_REQUEST_DISABLE_DTMF_RECEIVER,
buf, 0);
}
break;
}
}
static void
idi_parse_udata(eicon_card *ccard, eicon_chan *chan, unsigned char *buffer, int len)
{
isdn_ctrl cmd;
eicon_dsp_ind *p = (eicon_dsp_ind *) (&buffer[1]);
static char *connmsg[] =
{"", "V.21", "V.23", "V.22", "V.22bis", "V.32bis", "V.34",
"V.8", "Bell 212A", "Bell 103", "V.29 Leased", "V.33 Leased", "V.90",
"V.21 CH2", "V.27ter", "V.29", "V.33", "V.17", "V.32", "K56Flex",
"X2", "V.18", "V.18LH", "V.18HL", "V.21LH", "V.21HL",
"Bell 103LH", "Bell 103HL", "V.23", "V.23", "EDT 110",
"Baudot45", "Baudot47", "Baudot50", "DTMF" };
static u_char dtmf_code[] = {
'1','4','7','*','2','5','8','0','3','6','9','#','A','B','C','D'
};
if ((!ccard) || (!chan))
return;
switch (buffer[0]) {
case DSP_UDATA_INDICATION_SYNC:
eicon_log(ccard, 16, "idi_ind: Ch%d: UDATA_SYNC time %d\n", chan->No, p->time);
break;
case DSP_UDATA_INDICATION_DCD_OFF:
eicon_log(ccard, 8, "idi_ind: Ch%d: UDATA_DCD_OFF time %d\n", chan->No, p->time);
break;
case DSP_UDATA_INDICATION_DCD_ON:
if ((chan->l2prot == ISDN_PROTO_L2_MODEM) &&
((chan->fsm_state == EICON_STATE_IBWAIT) ||
(chan->fsm_state == EICON_STATE_WMCONN))) {
chan->fsm_state = EICON_STATE_ACTIVE;
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_BCONN;
cmd.arg = chan->No;
if (p->norm > 34) {
sprintf(cmd.parm.num, "%d/(%d)", p->speed, p->norm);
} else {
sprintf(cmd.parm.num, "%d/%s", p->speed, connmsg[p->norm]);
}
ccard->interface.statcallb(&cmd);
}
eicon_log(ccard, 8, "idi_ind: Ch%d: UDATA_DCD_ON time %d\n", chan->No, p->time);
eicon_log(ccard, 8, "idi_ind: Ch%d: %d %d %d %d\n", chan->No,
p->norm, p->options, p->speed, p->delay);
break;
case DSP_UDATA_INDICATION_CTS_OFF:
eicon_log(ccard, 8, "idi_ind: Ch%d: UDATA_CTS_OFF time %d\n", chan->No, p->time);
break;
case DSP_UDATA_INDICATION_CTS_ON:
eicon_log(ccard, 8, "idi_ind: Ch%d: UDATA_CTS_ON time %d\n", chan->No, p->time);
eicon_log(ccard, 8, "idi_ind: Ch%d: %d %d %d %d\n", chan->No,
p->norm, p->options, p->speed, p->delay);
break;
case DSP_UDATA_INDICATION_DISCONNECT:
eicon_log(ccard, 8, "idi_ind: Ch%d: UDATA_DISCONNECT cause %d\n", chan->No, buffer[1]);
break;
case DSP_UDATA_INDICATION_DTMF_DIGITS_RECEIVED:
eicon_log(ccard, 8, "idi_ind: Ch%d: UDATA_DTMF_REC '%c'\n", chan->No,
dtmf_code[buffer[1]]);
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_AUDIO;
cmd.parm.num[0] = ISDN_AUDIO_DTMF;
cmd.parm.num[1] = dtmf_code[buffer[1]];
cmd.arg = chan->No;
ccard->interface.statcallb(&cmd);
break;
default:
eicon_log(ccard, 8, "idi_ind: Ch%d: UNHANDLED UDATA Indication 0x%02x\n", chan->No, buffer[0]);
}
}
static void
eicon_parse_trace(eicon_card *ccard, unsigned char *buffer, int len)
{
int i,j,n;
int buflen = len * 3 + 30;
char *p;
struct trace_s {
unsigned long time;
unsigned short size;
unsigned short code;
unsigned char data[1];
} *q;
if (!(p = kmalloc(buflen, GFP_ATOMIC))) {
eicon_log(ccard, 1, "idi_err: Ch??: could not allocate trace buffer\n");
return;
}
memset(p, 0, buflen);
q = (struct trace_s *)buffer;
if (DebugVar & 512) {
if ((q->code == 3) || (q->code == 4)) {
n = (short) *(q->data);
if (n) {
j = sprintf(p, "DTRC:");
for (i = 0; i < n; i++) {
j += sprintf(p + j, "%02x ", q->data[i+2]);
}
j += sprintf(p + j, "\n");
}
}
} else {
j = sprintf(p, "XLOG: %lx %04x %04x ",
q->time, q->size, q->code);
for (i = 0; i < q->size; i++) {
j += sprintf(p + j, "%02x ", q->data[i]);
}
j += sprintf(p + j, "\n");
}
if (strlen(p))
eicon_putstatus(ccard, p);
kfree(p);
}
void
idi_handle_ind(eicon_card *ccard, struct sk_buff *skb)
{
int tmp;
char tnum[64];
int dlev;
int free_buff;
eicon_IND *ind = (eicon_IND *)skb->data;
eicon_chan *chan;
idi_ind_message message;
isdn_ctrl cmd;
if (!ccard) {
eicon_log(ccard, 1, "idi_err: Ch??: null card in handle_ind\n");
dev_kfree_skb(skb);
return;
}
if ((chan = ccard->IdTable[ind->IndId]) == NULL) {
eicon_log(ccard, 1, "idi_err: Ch??: null chan in handle_ind\n");
dev_kfree_skb(skb);
return;
}
if ((ind->Ind != 8) && (ind->Ind != 0xc))
dlev = 144;
else
dlev = 128;
eicon_log(ccard, dlev, "idi_hdl: Ch%d: Ind=%x Id=%x Ch=%x MInd=%x MLen=%x Len=%x\n", chan->No,
ind->Ind,ind->IndId,ind->IndCh,ind->MInd,ind->MLength,ind->RBuffer.length);
free_buff = 1;
/* Signal Layer */
if (chan->e.D3Id == ind->IndId) {
idi_IndParse(ccard, chan, &message, ind->RBuffer.P, ind->RBuffer.length);
switch(ind->Ind) {
case HANGUP:
eicon_log(ccard, 8, "idi_ind: Ch%d: Hangup\n", chan->No);
skb_queue_purge(&chan->e.X);
chan->queued = 0;
chan->pqueued = 0;
chan->waitq = 0;
chan->waitpq = 0;
if (message.e_cau[0] & 0x7f) {
cmd.driver = ccard->myid;
cmd.arg = chan->No;
sprintf(cmd.parm.num,"E%02x%02x",
chan->cause[0]&0x7f, message.e_cau[0]&0x7f);
cmd.command = ISDN_STAT_CAUSE;
ccard->interface.statcallb(&cmd);
}
chan->cause[0] = 0;
if ((chan->fsm_state == EICON_STATE_ACTIVE) ||
((chan->l2prot == ISDN_PROTO_L2_FAX) &&
(chan->fsm_state == EICON_STATE_OBWAIT))) {
chan->fsm_state = EICON_STATE_NULL;
} else {
if (chan->e.B2Id)
idi_do_req(ccard, chan, REMOVE, 1);
chan->statectrl &= ~WAITING_FOR_HANGUP;
chan->statectrl &= ~IN_HOLD;
if (chan->statectrl & HAVE_CONN_REQ) {
eicon_log(ccard, 32, "idi_req: Ch%d: queueing delayed conn_req\n", chan->No);
chan->statectrl &= ~HAVE_CONN_REQ;
if ((chan->tskb1) && (chan->tskb2)) {
skb_queue_tail(&chan->e.X, chan->tskb1);
skb_queue_tail(&ccard->sndq, chan->tskb2);
}
chan->tskb1 = NULL;
chan->tskb2 = NULL;
} else {
chan->fsm_state = EICON_STATE_NULL;
cmd.driver = ccard->myid;
cmd.arg = chan->No;
cmd.command = ISDN_STAT_DHUP;
ccard->interface.statcallb(&cmd);
eicon_idi_listen_req(ccard, chan);
#ifdef CONFIG_ISDN_TTY_FAX
chan->fax = 0;
#endif
}
}
break;
case INDICATE_IND:
eicon_log(ccard, 8, "idi_ind: Ch%d: Indicate_Ind\n", chan->No);
if (chan->fsm_state != EICON_STATE_LISTEN) {
eicon_log(ccard, 1, "idi_err: Ch%d: Incoming call on wrong state (%d).\n",
chan->No, chan->fsm_state);
idi_do_req(ccard, chan, HANGUP, 0);
break;
}
chan->fsm_state = EICON_STATE_ICALL;
idi_bc2si(message.bc, message.hlc, message.sin, &chan->si1, &chan->si2);
strcpy(chan->cpn, message.cpn + 1);
strcpy(chan->oad, message.oad);
strcpy(chan->dsa, message.dsa);
strcpy(chan->osa, message.osa);
chan->plan = message.plan;
chan->screen = message.screen;
try_stat_icall_again:
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_ICALL;
cmd.arg = chan->No;
cmd.parm.setup.si1 = chan->si1;
cmd.parm.setup.si2 = chan->si2;
strcpy(tnum, chan->cpn);
if (strlen(chan->dsa)) {
strcat(tnum, ".");
strcat(tnum, chan->dsa);
}
tnum[ISDN_MSNLEN - 1] = 0;
strcpy(cmd.parm.setup.eazmsn, tnum);
strcpy(tnum, chan->oad);
if (strlen(chan->osa)) {
strcat(tnum, ".");
strcat(tnum, chan->osa);
}
tnum[ISDN_MSNLEN - 1] = 0;
strcpy(cmd.parm.setup.phone, tnum);
cmd.parm.setup.plan = chan->plan;
cmd.parm.setup.screen = chan->screen;
tmp = ccard->interface.statcallb(&cmd);
switch(tmp) {
case 0: /* no user responding */
idi_do_req(ccard, chan, HANGUP, 0);
chan->fsm_state = EICON_STATE_NULL;
break;
case 1: /* alert */
eicon_log(ccard, 8, "idi_req: Ch%d: Call Alert\n", chan->No);
if ((chan->fsm_state == EICON_STATE_ICALL) || (chan->fsm_state == EICON_STATE_ICALLW)) {
chan->fsm_state = EICON_STATE_ICALL;
idi_do_req(ccard, chan, CALL_ALERT, 0);
}
break;
case 2: /* reject */
eicon_log(ccard, 8, "idi_req: Ch%d: Call Reject\n", chan->No);
idi_do_req(ccard, chan, REJECT, 0);
break;
case 3: /* incomplete number */
eicon_log(ccard, 8, "idi_req: Ch%d: Incomplete Number\n", chan->No);
chan->fsm_state = EICON_STATE_ICALLW;
break;
}
break;
case INFO_IND:
eicon_log(ccard, 8, "idi_ind: Ch%d: Info_Ind\n", chan->No);
if ((chan->fsm_state == EICON_STATE_ICALLW) &&
(message.cpn[0])) {
strcat(chan->cpn, message.cpn + 1);
goto try_stat_icall_again;
}
break;
case CALL_IND:
eicon_log(ccard, 8, "idi_ind: Ch%d: Call_Ind\n", chan->No);
if ((chan->fsm_state == EICON_STATE_ICALL) ||
(chan->fsm_state == EICON_STATE_WMCONN) ||
(chan->fsm_state == EICON_STATE_IWAIT)) {
chan->fsm_state = EICON_STATE_IBWAIT;
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_DCONN;
cmd.arg = chan->No;
ccard->interface.statcallb(&cmd);
switch(chan->l2prot) {
case ISDN_PROTO_L2_FAX:
#ifdef CONFIG_ISDN_TTY_FAX
if (chan->fax)
chan->fax->phase = ISDN_FAX_PHASE_A;
#endif
break;
case ISDN_PROTO_L2_MODEM:
/* do nothing, wait for connect */
break;
case ISDN_PROTO_L2_V11096:
case ISDN_PROTO_L2_V11019:
case ISDN_PROTO_L2_V11038:
case ISDN_PROTO_L2_TRANS:
idi_do_req(ccard, chan, N_CONNECT, 1);
break;
default:
/* On most incoming calls we use automatic connect */
/* idi_do_req(ccard, chan, N_CONNECT, 1); */
break;
}
} else {
if (chan->fsm_state != EICON_STATE_ACTIVE)
idi_hangup(ccard, chan);
}
break;
case CALL_CON:
eicon_log(ccard, 8, "idi_ind: Ch%d: Call_Con\n", chan->No);
if (chan->fsm_state == EICON_STATE_OCALL) {
/* check if old NetID has been removed */
if (chan->e.B2Id) {
eicon_log(ccard, 1, "idi_ind: Ch%d: old net_id %x still exist, removing.\n",
chan->No, chan->e.B2Id);
idi_do_req(ccard, chan, REMOVE, 1);
}
#ifdef CONFIG_ISDN_TTY_FAX
if (chan->l2prot == ISDN_PROTO_L2_FAX) {
if (chan->fax) {
chan->fax->phase = ISDN_FAX_PHASE_A;
} else {
eicon_log(ccard, 1, "idi_ind: Call_Con with NULL fax struct, ERROR\n");
idi_hangup(ccard, chan);
break;
}
}
#endif
chan->fsm_state = EICON_STATE_OBWAIT;
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_DCONN;
cmd.arg = chan->No;
ccard->interface.statcallb(&cmd);
idi_do_req(ccard, chan, ASSIGN, 1);
idi_do_req(ccard, chan, N_CONNECT, 1);
} else
idi_hangup(ccard, chan);
break;
case AOC_IND:
eicon_log(ccard, 8, "idi_ind: Ch%d: Advice of Charge\n", chan->No);
break;
case CALL_HOLD_ACK:
chan->statectrl |= IN_HOLD;
eicon_log(ccard, 8, "idi_ind: Ch%d: Call Hold Ack\n", chan->No);
break;
case SUSPEND_REJ:
eicon_log(ccard, 8, "idi_ind: Ch%d: Suspend Rejected\n", chan->No);
break;
case SUSPEND:
eicon_log(ccard, 8, "idi_ind: Ch%d: Suspend Ack\n", chan->No);
break;
case RESUME:
eicon_log(ccard, 8, "idi_ind: Ch%d: Resume Ack\n", chan->No);
break;
default:
eicon_log(ccard, 8, "idi_ind: Ch%d: UNHANDLED SigIndication 0x%02x\n", chan->No, ind->Ind);
}
}
/* Network Layer */
else if (chan->e.B2Id == ind->IndId) {
if (chan->No == ccard->nchannels) {
/* Management Indication */
if (ind->Ind == 0x04) { /* Trace_Ind */
eicon_parse_trace(ccard, ind->RBuffer.P, ind->RBuffer.length);
} else {
idi_IndParse(ccard, chan, &message, ind->RBuffer.P, ind->RBuffer.length);
chan->fsm_state = 1;
}
}
else
switch(ind->Ind) {
case N_CONNECT_ACK:
eicon_log(ccard, 16, "idi_ind: Ch%d: N_Connect_Ack\n", chan->No);
if (chan->l2prot == ISDN_PROTO_L2_MODEM) {
chan->fsm_state = EICON_STATE_WMCONN;
break;
}
if (chan->l2prot == ISDN_PROTO_L2_FAX) {
#ifdef CONFIG_ISDN_TTY_FAX
chan->fsm_state = EICON_STATE_ACTIVE;
idi_parse_edata(ccard, chan, ind->RBuffer.P, ind->RBuffer.length);
if (chan->fax) {
if (chan->fax->phase == ISDN_FAX_PHASE_B) {
idi_fax_send_header(ccard, chan, 2);
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_DCS;
ccard->interface.statcallb(&cmd);
}
}
else {
eicon_log(ccard, 1, "idi_ind: N_Connect_Ack with NULL fax struct, ERROR\n");
}
#endif
break;
}
chan->fsm_state = EICON_STATE_ACTIVE;
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_BCONN;
cmd.arg = chan->No;
strcpy(cmd.parm.num, "64000");
ccard->interface.statcallb(&cmd);
break;
case N_CONNECT:
eicon_log(ccard, 16,"idi_ind: Ch%d: N_Connect\n", chan->No);
chan->e.IndCh = ind->IndCh;
if (chan->e.B2Id) idi_do_req(ccard, chan, N_CONNECT_ACK, 1);
if (chan->l2prot == ISDN_PROTO_L2_FAX) {
break;
}
if (chan->l2prot == ISDN_PROTO_L2_MODEM) {
chan->fsm_state = EICON_STATE_WMCONN;
break;
}
chan->fsm_state = EICON_STATE_ACTIVE;
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_BCONN;
cmd.arg = chan->No;
strcpy(cmd.parm.num, "64000");
ccard->interface.statcallb(&cmd);
break;
case N_DISC:
eicon_log(ccard, 16, "idi_ind: Ch%d: N_Disc\n", chan->No);
if (chan->e.B2Id) {
skb_queue_purge(&chan->e.X);
idi_do_req(ccard, chan, N_DISC_ACK, 1);
idi_do_req(ccard, chan, REMOVE, 1);
}
#ifdef CONFIG_ISDN_TTY_FAX
if ((chan->l2prot == ISDN_PROTO_L2_FAX) && (chan->fax)){
idi_parse_edata(ccard, chan, ind->RBuffer.P, ind->RBuffer.length);
idi_fax_hangup(ccard, chan);
}
#endif
chan->e.IndCh = 0;
chan->queued = 0;
chan->pqueued = 0;
chan->waitq = 0;
chan->waitpq = 0;
if (!(chan->statectrl & IN_HOLD)) {
idi_do_req(ccard, chan, HANGUP, 0);
}
if (chan->fsm_state == EICON_STATE_ACTIVE) {
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_BHUP;
cmd.arg = chan->No;
ccard->interface.statcallb(&cmd);
chan->fsm_state = EICON_STATE_NULL;
if (!(chan->statectrl & IN_HOLD)) {
chan->statectrl |= WAITING_FOR_HANGUP;
}
}
#ifdef CONFIG_ISDN_TTY_FAX
chan->fax = 0;
#endif
break;
case N_DISC_ACK:
eicon_log(ccard, 16, "idi_ind: Ch%d: N_Disc_Ack\n", chan->No);
#ifdef CONFIG_ISDN_TTY_FAX
if (chan->l2prot == ISDN_PROTO_L2_FAX) {
idi_parse_edata(ccard, chan, ind->RBuffer.P, ind->RBuffer.length);
idi_fax_hangup(ccard, chan);
}
#endif
break;
case N_DATA_ACK:
eicon_log(ccard, 128, "idi_ind: Ch%d: N_Data_Ack\n", chan->No);
break;
case N_DATA:
skb_pull(skb, sizeof(eicon_IND) - 1);
eicon_log(ccard, 128, "idi_rcv: Ch%d: %d bytes\n", chan->No, skb->len);
if (chan->l2prot == ISDN_PROTO_L2_FAX) {
#ifdef CONFIG_ISDN_TTY_FAX
idi_faxdata_rcv(ccard, chan, skb);
#endif
} else {
ccard->interface.rcvcallb_skb(ccard->myid, chan->No, skb);
free_buff = 0;
}
break;
case N_UDATA:
idi_parse_udata(ccard, chan, ind->RBuffer.P, ind->RBuffer.length);
break;
#ifdef CONFIG_ISDN_TTY_FAX
case N_EDATA:
idi_edata_action(ccard, chan, ind->RBuffer.P, ind->RBuffer.length);
break;
#endif
default:
eicon_log(ccard, 8, "idi_ind: Ch%d: UNHANDLED NetIndication 0x%02x\n", chan->No, ind->Ind);
}
}
else {
eicon_log(ccard, 1, "idi_ind: Ch%d: Ind is neither SIG nor NET !\n", chan->No);
}
if (free_buff)
dev_kfree_skb(skb);
}
static int
idi_handle_ack_ok(eicon_card *ccard, eicon_chan *chan, eicon_RC *ack)
{
isdn_ctrl cmd;
int tqueued = 0;
int twaitpq = 0;
if (ack->RcId != ((chan->e.ReqCh) ? chan->e.B2Id : chan->e.D3Id)) {
/* I don't know why this happens, should not ! */
/* just ignoring this RC */
eicon_log(ccard, 16, "idi_ack: Ch%d: RcId %d not equal to last %d\n", chan->No,
ack->RcId, (chan->e.ReqCh) ? chan->e.B2Id : chan->e.D3Id);
return 1;
}
/* Management Interface */
if (chan->No == ccard->nchannels) {
/* Managementinterface: changing state */
if (chan->e.Req != 0x02)
chan->fsm_state = 1;
}
/* Remove an Id */
if (chan->e.Req == REMOVE) {
if (ack->Reference != chan->e.ref) {
/* This should not happen anymore */
eicon_log(ccard, 16, "idi_ack: Ch%d: Rc-Ref %d not equal to stored %d\n", chan->No,
ack->Reference, chan->e.ref);
}
ccard->IdTable[ack->RcId] = NULL;
if (!chan->e.ReqCh)
chan->e.D3Id = 0;
else
chan->e.B2Id = 0;
eicon_log(ccard, 16, "idi_ack: Ch%d: Removed : Id=%x Ch=%d (%s)\n", chan->No,
ack->RcId, ack->RcCh, (chan->e.ReqCh)? "Net":"Sig");
return 1;
}
/* Signal layer */
if (!chan->e.ReqCh) {
eicon_log(ccard, 16, "idi_ack: Ch%d: RC OK Id=%x Ch=%d (ref:%d)\n", chan->No,
ack->RcId, ack->RcCh, ack->Reference);
} else {
/* Network layer */
switch(chan->e.Req & 0x0f) {
case N_CONNECT:
chan->e.IndCh = ack->RcCh;
eicon_log(ccard, 16, "idi_ack: Ch%d: RC OK Id=%x Ch=%d (ref:%d)\n", chan->No,
ack->RcId, ack->RcCh, ack->Reference);
break;
case N_MDATA:
case N_DATA:
tqueued = chan->queued;
twaitpq = chan->waitpq;
if ((chan->e.Req & 0x0f) == N_DATA) {
chan->waitpq = 0;
if(chan->pqueued)
chan->pqueued--;
#ifdef CONFIG_ISDN_TTY_FAX
if (chan->l2prot == ISDN_PROTO_L2_FAX) {
if (((chan->queued - chan->waitq) < 1) &&
(chan->fax2.Eop)) {
chan->fax2.Eop = 0;
if (chan->fax) {
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_FAXIND;
cmd.arg = chan->No;
chan->fax->r_code = ISDN_TTY_FAX_SENT;
ccard->interface.statcallb(&cmd);
}
else {
eicon_log(ccard, 1, "idi_ack: Sent with NULL fax struct, ERROR\n");
}
}
}
#endif
}
chan->queued -= chan->waitq;
if (chan->queued < 0) chan->queued = 0;
if (((chan->e.Req & 0x0f) == N_DATA) && (tqueued)) {
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_BSENT;
cmd.arg = chan->No;
cmd.parm.length = twaitpq;
ccard->interface.statcallb(&cmd);
}
break;
default:
eicon_log(ccard, 16, "idi_ack: Ch%d: RC OK Id=%x Ch=%d (ref:%d)\n", chan->No,
ack->RcId, ack->RcCh, ack->Reference);
}
}
return 1;
}
void
idi_handle_ack(eicon_card *ccard, struct sk_buff *skb)
{
int j;
eicon_RC *ack = (eicon_RC *)skb->data;
eicon_chan *chan;
isdn_ctrl cmd;
int dCh = -1;
if (!ccard) {
eicon_log(ccard, 1, "idi_err: Ch??: null card in handle_ack\n");
dev_kfree_skb(skb);
return;
}
if ((chan = ccard->IdTable[ack->RcId]) != NULL)
dCh = chan->No;
switch (ack->Rc) {
case OK_FC:
case N_FLOW_CONTROL:
case ASSIGN_RC:
eicon_log(ccard, 1, "idi_ack: Ch%d: unhandled RC 0x%x\n",
dCh, ack->Rc);
break;
case READY_INT:
case TIMER_INT:
/* we do nothing here */
break;
case OK:
if (!chan) {
eicon_log(ccard, 1, "idi_ack: Ch%d: OK on chan without Id\n", dCh);
break;
}
if (!idi_handle_ack_ok(ccard, chan, ack))
chan = NULL;
break;
case ASSIGN_OK:
if (chan) {
eicon_log(ccard, 1, "idi_ack: Ch%d: ASSIGN-OK on chan already assigned (%x,%x)\n",
chan->No, chan->e.D3Id, chan->e.B2Id);
}
for(j = 0; j < ccard->nchannels + 1; j++) {
if ((ccard->bch[j].e.ref == ack->Reference) &&
(ccard->bch[j].e.Req == ASSIGN)) {
if (!ccard->bch[j].e.ReqCh)
ccard->bch[j].e.D3Id = ack->RcId;
else
ccard->bch[j].e.B2Id = ack->RcId;
ccard->IdTable[ack->RcId] = &ccard->bch[j];
chan = &ccard->bch[j];
break;
}
}
eicon_log(ccard, 16, "idi_ack: Ch%d: Id %x assigned (%s)\n", j,
ack->RcId, (ccard->bch[j].e.ReqCh)? "Net":"Sig");
if (j > ccard->nchannels) {
eicon_log(ccard, 24, "idi_ack: Ch??: ref %d not found for Id %d\n",
ack->Reference, ack->RcId);
}
break;
case OUT_OF_RESOURCES:
case UNKNOWN_COMMAND:
case WRONG_COMMAND:
case WRONG_ID:
case 0x08: /* ADAPTER_DEAD */
case WRONG_CH:
case UNKNOWN_IE:
case WRONG_IE:
default:
if (!chan) {
eicon_log(ccard, 1, "idi_ack: Ch%d: Not OK !! on chan without Id\n", dCh);
break;
} else
switch (chan->e.Req) {
case 12: /* Alert */
eicon_log(ccard, 2, "idi_err: Ch%d: Alert Not OK : Rc=%d Id=%x Ch=%d\n",
dCh, ack->Rc, ack->RcId, ack->RcCh);
break;
default:
if (dCh != ccard->nchannels)
eicon_log(ccard, 1, "idi_err: Ch%d: Ack Not OK !!: Rc=%d Id=%x Ch=%d Req=%d\n",
dCh, ack->Rc, ack->RcId, ack->RcCh, chan->e.Req);
}
if (dCh == ccard->nchannels) { /* Management */
chan->fsm_state = 2;
eicon_log(ccard, 8, "idi_err: Ch%d: Ack Not OK !!: Rc=%d Id=%x Ch=%d Req=%d\n",
dCh, ack->Rc, ack->RcId, ack->RcCh, chan->e.Req);
} else if (dCh >= 0) {
/* any other channel */
/* card reports error: we hangup */
idi_hangup(ccard, chan);
cmd.driver = ccard->myid;
cmd.command = ISDN_STAT_DHUP;
cmd.arg = chan->No;
ccard->interface.statcallb(&cmd);
}
}
if (chan) {
chan->e.ref = 0;
chan->e.busy = 0;
}
dev_kfree_skb(skb);
}
int
idi_send_data(eicon_card *card, eicon_chan *chan, int ack, struct sk_buff *skb, int que, int chk)
{
struct sk_buff *xmit_skb;
struct sk_buff *skb2;
eicon_REQ *reqbuf;
eicon_chan_ptr *chan2;
int len, plen = 0, offset = 0;
if ((!card) || (!chan)) {
eicon_log(card, 1, "idi_err: Ch??: null card/chan in send_data\n");
return -1;
}
if (chan->fsm_state != EICON_STATE_ACTIVE) {
eicon_log(card, 1, "idi_snd: Ch%d: send bytes on state %d !\n", chan->No, chan->fsm_state);
return -ENODEV;
}
len = skb->len;
if (len > EICON_MAX_QUEUE) /* too much for the shared memory */
return -1;
if (!len)
return 0;
if ((chk) && (chan->pqueued > 1))
return 0;
eicon_log(card, 128, "idi_snd: Ch%d: %d bytes (Pqueue=%d)\n",
chan->No, len, chan->pqueued);
while(offset < len) {
plen = ((len - offset) > 270) ? 270 : len - offset;
xmit_skb = alloc_skb(plen + sizeof(eicon_REQ), GFP_ATOMIC);
skb2 = alloc_skb(sizeof(eicon_chan_ptr), GFP_ATOMIC);
if ((!xmit_skb) || (!skb2)) {
eicon_log(card, 1, "idi_err: Ch%d: alloc_skb failed in send_data()\n", chan->No);
if (xmit_skb)
dev_kfree_skb(skb);
if (skb2)
dev_kfree_skb(skb2);
return -ENOMEM;
}
chan2 = (eicon_chan_ptr *)skb_put(skb2, sizeof(eicon_chan_ptr));
chan2->ptr = chan;
reqbuf = (eicon_REQ *)skb_put(xmit_skb, plen + sizeof(eicon_REQ));
if ((len - offset) > 270) {
reqbuf->Req = N_MDATA;
} else {
reqbuf->Req = N_DATA;
/* if (ack) reqbuf->Req |= N_D_BIT; */
}
reqbuf->ReqCh = chan->e.IndCh;
reqbuf->ReqId = 1;
memcpy(&reqbuf->XBuffer.P, skb->data + offset, plen);
reqbuf->XBuffer.length = plen;
reqbuf->Reference = 1; /* Net Entity */
skb_queue_tail(&chan->e.X, xmit_skb);
skb_queue_tail(&card->sndq, skb2);
offset += plen;
}
if (que) {
chan->queued += len;
chan->pqueued++;
}
eicon_tx_request(card);
dev_kfree_skb(skb);
return len;
}
static int
eicon_idi_manage_assign(eicon_card *card)
{
struct sk_buff *skb;
struct sk_buff *skb2;
eicon_REQ *reqbuf;
eicon_chan *chan;
eicon_chan_ptr *chan2;
chan = &(card->bch[card->nchannels]);
skb = alloc_skb(270 + sizeof(eicon_REQ), GFP_ATOMIC);
skb2 = alloc_skb(sizeof(eicon_chan_ptr), GFP_ATOMIC);
if ((!skb) || (!skb2)) {
eicon_log(card, 1, "idi_err: alloc_skb failed in manage_assign()\n");
if (skb)
dev_kfree_skb(skb);
if (skb2)
dev_kfree_skb(skb2);
return -ENOMEM;
}
chan2 = (eicon_chan_ptr *)skb_put(skb2, sizeof(eicon_chan_ptr));
chan2->ptr = chan;
reqbuf = (eicon_REQ *)skb_put(skb, 270 + sizeof(eicon_REQ));
reqbuf->XBuffer.P[0] = 0;
reqbuf->Req = ASSIGN;
reqbuf->ReqCh = 0;
reqbuf->ReqId = MAN_ID;
reqbuf->XBuffer.length = 1;
reqbuf->Reference = 2; /* Man Entity */
skb_queue_tail(&chan->e.X, skb);
skb_queue_tail(&card->sndq, skb2);
eicon_tx_request(card);
return(0);
}
int
eicon_idi_manage(eicon_card *card, eicon_manifbuf *mb)
{
int l = 0;
int ret = 0;
int timeout;
int i;
struct sk_buff *skb;
struct sk_buff *skb2;
eicon_REQ *reqbuf;
eicon_chan *chan;
eicon_chan_ptr *chan2;
chan = &(card->bch[card->nchannels]);
if (!(chan->e.D3Id)) {
chan->e.D3Id = 1;
skb_queue_purge(&chan->e.X);
chan->e.busy = 0;
if ((ret = eicon_idi_manage_assign(card))) {
chan->e.D3Id = 0;
return(ret);
}
timeout = jiffies + 50;
while (time_before(jiffies, timeout)) {
if (chan->e.B2Id) break;
SLEEP(10);
}
if (!chan->e.B2Id) {
chan->e.D3Id = 0;
return -EIO;
}
}
chan->fsm_state = 0;
if (!(manbuf = kmalloc(sizeof(eicon_manifbuf), GFP_KERNEL))) {
eicon_log(card, 1, "idi_err: alloc_manifbuf failed\n");
return -ENOMEM;
}
if (copy_from_user(manbuf, mb, sizeof(eicon_manifbuf))) {
kfree(manbuf);
return -EFAULT;
}
skb = alloc_skb(270 + sizeof(eicon_REQ), GFP_ATOMIC);
skb2 = alloc_skb(sizeof(eicon_chan_ptr), GFP_ATOMIC);
if ((!skb) || (!skb2)) {
eicon_log(card, 1, "idi_err_manif: alloc_skb failed in manage()\n");
if (skb)
dev_kfree_skb(skb);
if (skb2)
dev_kfree_skb(skb2);
kfree(manbuf);
return -ENOMEM;
}
chan2 = (eicon_chan_ptr *)skb_put(skb2, sizeof(eicon_chan_ptr));
chan2->ptr = chan;
reqbuf = (eicon_REQ *)skb_put(skb, 270 + sizeof(eicon_REQ));
reqbuf->XBuffer.P[l++] = ESC;
reqbuf->XBuffer.P[l++] = 6;
reqbuf->XBuffer.P[l++] = 0x80;
for (i = 0; i < manbuf->length[0]; i++)
reqbuf->XBuffer.P[l++] = manbuf->data[i];
reqbuf->XBuffer.P[1] = manbuf->length[0] + 1;
reqbuf->XBuffer.P[l++] = 0;
reqbuf->Req = (manbuf->count) ? manbuf->count : MAN_READ;
reqbuf->ReqCh = 0;
reqbuf->ReqId = 1;
reqbuf->XBuffer.length = l;
reqbuf->Reference = 2; /* Man Entity */
skb_queue_tail(&chan->e.X, skb);
skb_queue_tail(&card->sndq, skb2);
manbuf->count = 0;
manbuf->pos = 0;
eicon_tx_request(card);
timeout = jiffies + 50;
while (time_before(jiffies, timeout)) {
if (chan->fsm_state) break;
SLEEP(10);
}
if ((!chan->fsm_state) || (chan->fsm_state == 2)) {
kfree(manbuf);
return -EIO;
}
if (copy_to_user(mb, manbuf, sizeof(eicon_manifbuf))) {
kfree(manbuf);
return -EFAULT;
}
kfree(manbuf);
return(0);
}
drivers/isdn/hardware/eicon/i4l_idi.h deleted 100644 → 0
View file @ 756ee819
/* $Id: i4l_idi.h,v 1.1.2.2 2002/10/02 14:38:37 armin Exp $
*
* ISDN interface module for Eicon active cards.
* I4L - IDI Interface
*
* Copyright 1998-2000 by Armin Schindler (mac@melware.de)
* Copyright 1999-2002 Cytronics & Melware (info@melware.de)
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*/
#ifndef E_IDI_H
#define E_IDI_H
#include <linux/config.h>
#undef N_DATA
#undef ID_MASK
#include "pc.h"
#define AOC_IND 26 /* Advice of Charge */
#define PI 0x1e /* Progress Indicator */
#define NI 0x27 /* Notification Indicator */
/* defines for statectrl */
#define WAITING_FOR_HANGUP 0x01
#define HAVE_CONN_REQ 0x02
#define IN_HOLD 0x04
typedef struct {
char cpn[32];
char oad[32];
char dsa[32];
char osa[32];
__u8 plan;
__u8 screen;
__u8 sin[4];
__u8 chi[4];
__u8 e_chi[4];
__u8 bc[12];
__u8 e_bc[12];
__u8 llc[18];
__u8 hlc[5];
__u8 cau[4];
__u8 e_cau[2];
__u8 e_mt;
__u8 dt[6];
char display[83];
char keypad[35];
char rdn[32];
} idi_ind_message;
typedef struct {
__u16 next __attribute__ ((packed));
__u8 Req __attribute__ ((packed));
__u8 ReqId __attribute__ ((packed));
__u8 ReqCh __attribute__ ((packed));
__u8 Reserved1 __attribute__ ((packed));
__u16 Reference __attribute__ ((packed));
__u8 Reserved[8] __attribute__ ((packed));
eicon_PBUFFER XBuffer;
} eicon_REQ;
typedef struct {
__u16 next __attribute__ ((packed));
__u8 Rc __attribute__ ((packed));
__u8 RcId __attribute__ ((packed));
__u8 RcCh __attribute__ ((packed));
__u8 Reserved1 __attribute__ ((packed));
__u16 Reference __attribute__ ((packed));
__u8 Reserved2[8] __attribute__ ((packed));
} eicon_RC;
typedef struct {
__u16 next __attribute__ ((packed));
__u8 Ind __attribute__ ((packed));
__u8 IndId __attribute__ ((packed));
__u8 IndCh __attribute__ ((packed));
__u8 MInd __attribute__ ((packed));
__u16 MLength __attribute__ ((packed));
__u16 Reference __attribute__ ((packed));
__u8 RNR __attribute__ ((packed));
__u8 Reserved __attribute__ ((packed));
__u32 Ack __attribute__ ((packed));
eicon_PBUFFER RBuffer;
} eicon_IND;
typedef struct {
__u8 *Data;
unsigned int Size;
unsigned int Len;
__u8 *Next;
} eicon_OBJBUFFER;
extern int idi_do_req(eicon_card *card, eicon_chan *chan, int cmd, int layer);
extern int idi_hangup(eicon_card *card, eicon_chan *chan);
extern int idi_connect_res(eicon_card *card, eicon_chan *chan);
extern int eicon_idi_listen_req(eicon_card *card, eicon_chan *chan);
extern int idi_connect_req(eicon_card *card, eicon_chan *chan, char *phone,
char *eazmsn, int si1, int si2);
extern void idi_handle_ack(eicon_card *card, struct sk_buff *skb);
extern void idi_handle_ind(eicon_card *card, struct sk_buff *skb);
extern int eicon_idi_manage(eicon_card *card, eicon_manifbuf *mb);
extern int idi_send_data(eicon_card *card, eicon_chan *chan, int ack, struct sk_buff *skb, int que, int chk);
extern void idi_audio_cmd(eicon_card *ccard, eicon_chan *chan, int cmd, u_char *value);
extern int capipmsg(eicon_card *card, eicon_chan *chan, capi_msg *cm);
#ifdef CONFIG_ISDN_TTY_FAX
extern void idi_fax_cmd(eicon_card *card, eicon_chan *chan);
extern int idi_faxdata_send(eicon_card *ccard, eicon_chan *chan, struct sk_buff *skb);
#endif
#include "dsp_defs.h"
#define DSP_UDATA_REQUEST_SWITCH_FRAMER 1
/*
parameters:
<byte> transmit framer type
<byte> receive framer type
*/
#define DSP_REQUEST_SWITCH_FRAMER_HDLC 0
#define DSP_REQUEST_SWITCH_FRAMER_TRANSPARENT 1
#define DSP_REQUEST_SWITCH_FRAMER_ASYNC 2
#define DSP_UDATA_REQUEST_CLEARDOWN 2
/*
parameters:
- none -
*/
#define DSP_UDATA_REQUEST_TX_CONFIRMATION_ON 3
/*
parameters:
- none -
*/
#define DSP_UDATA_REQUEST_TX_CONFIRMATION_OFF 4
/*
parameters:
- none -
*/
typedef struct eicon_dsp_ind {
__u16 time __attribute__ ((packed));
__u8 norm __attribute__ ((packed));
__u16 options __attribute__ ((packed));
__u32 speed __attribute__ ((packed));
__u16 delay __attribute__ ((packed));
__u32 txspeed __attribute__ ((packed));
__u32 rxspeed __attribute__ ((packed));
} eicon_dsp_ind;
#define DSP_CONNECTED_OPTION_V42_TRANS 0x0002
#define DSP_CONNECTED_OPTION_V42_LAPM 0x0004
#define DSP_CONNECTED_OPTION_SHORT_TRAIN 0x0008
#define DSP_CONNECTED_OPTION_TALKER_ECHO_PROTECT 0x0010
#define DSP_UDATA_INDICATION_DISCONNECT 5
/*
returns:
<byte> cause
*/
#define DSP_DISCONNECT_CAUSE_NONE 0x00
#define DSP_DISCONNECT_CAUSE_BUSY_TONE 0x01
#define DSP_DISCONNECT_CAUSE_CONGESTION_TONE 0x02
#define DSP_DISCONNECT_CAUSE_INCOMPATIBILITY 0x03
#define DSP_DISCONNECT_CAUSE_CLEARDOWN 0x04
#define DSP_DISCONNECT_CAUSE_TRAINING_TIMEOUT 0x05
#define DSP_UDATA_INDICATION_TX_CONFIRMATION 6
/*
returns:
<word> confirmation number
*/
#define DSP_UDATA_REQUEST_SEND_DTMF_DIGITS 16
/*
parameters:
<word> tone duration (ms)
<word> gap duration (ms)
<byte> digit 0 tone code
...
<byte> digit n tone code
*/
#define DSP_SEND_DTMF_DIGITS_HEADER_LENGTH 5
#define DSP_DTMF_DIGIT_TONE_LOW_GROUP_697_HZ 0x00
#define DSP_DTMF_DIGIT_TONE_LOW_GROUP_770_HZ 0x01
#define DSP_DTMF_DIGIT_TONE_LOW_GROUP_852_HZ 0x02
#define DSP_DTMF_DIGIT_TONE_LOW_GROUP_941_HZ 0x03
#define DSP_DTMF_DIGIT_TONE_LOW_GROUP_MASK 0x03
#define DSP_DTMF_DIGIT_TONE_HIGH_GROUP_1209_HZ 0x00
#define DSP_DTMF_DIGIT_TONE_HIGH_GROUP_1336_HZ 0x04
#define DSP_DTMF_DIGIT_TONE_HIGH_GROUP_1477_HZ 0x08
#define DSP_DTMF_DIGIT_TONE_HIGH_GROUP_1633_HZ 0x0c
#define DSP_DTMF_DIGIT_TONE_HIGH_GROUP_MASK 0x0c
#define DSP_DTMF_DIGIT_TONE_CODE_0 0x07
#define DSP_DTMF_DIGIT_TONE_CODE_1 0x00
#define DSP_DTMF_DIGIT_TONE_CODE_2 0x04
#define DSP_DTMF_DIGIT_TONE_CODE_3 0x08
#define DSP_DTMF_DIGIT_TONE_CODE_4 0x01
#define DSP_DTMF_DIGIT_TONE_CODE_5 0x05
#define DSP_DTMF_DIGIT_TONE_CODE_6 0x09
#define DSP_DTMF_DIGIT_TONE_CODE_7 0x02
#define DSP_DTMF_DIGIT_TONE_CODE_8 0x06
#define DSP_DTMF_DIGIT_TONE_CODE_9 0x0a
#define DSP_DTMF_DIGIT_TONE_CODE_STAR 0x03
#define DSP_DTMF_DIGIT_TONE_CODE_HASHMARK 0x0b
#define DSP_DTMF_DIGIT_TONE_CODE_A 0x0c
#define DSP_DTMF_DIGIT_TONE_CODE_B 0x0d
#define DSP_DTMF_DIGIT_TONE_CODE_C 0x0e
#define DSP_DTMF_DIGIT_TONE_CODE_D 0x0f
#define DSP_UDATA_INDICATION_DTMF_DIGITS_SENT 16
/*
returns:
- none -
One indication will be sent for every request.
*/
#define DSP_UDATA_REQUEST_ENABLE_DTMF_RECEIVER 17
/*
parameters:
<word> tone duration (ms)
<word> gap duration (ms)
*/
typedef struct enable_dtmf_s {
__u16 tone;
__u16 gap;
} enable_dtmf_s;
#define DSP_UDATA_REQUEST_DISABLE_DTMF_RECEIVER 18
/*
parameters:
- none -
*/
#define DSP_UDATA_INDICATION_DTMF_DIGITS_RECEIVED 17
/*
returns:
<byte> digit 0 tone code
...
<byte> digit n tone code
*/
#define DSP_DTMF_DIGITS_RECEIVED_HEADER_LENGTH 1
#define DSP_UDATA_INDICATION_MODEM_CALLING_TONE 18
/*
returns:
- none -
*/
#define DSP_UDATA_INDICATION_FAX_CALLING_TONE 19
/*
returns:
- none -
*/
#define DSP_UDATA_INDICATION_ANSWER_TONE 20
/*
returns:
- none -
*/
/* ============= FAX ================ */
#define EICON_FAXID_LEN 20
typedef struct eicon_t30_s {
__u8 code;
__u8 rate;
__u8 resolution;
__u8 format;
__u8 pages_low;
__u8 pages_high;
__u8 atf;
__u8 control_bits_low;
__u8 control_bits_high;
__u8 feature_bits_low;
__u8 feature_bits_high;
__u8 universal_5;
__u8 universal_6;
__u8 universal_7;
__u8 station_id_len;
__u8 head_line_len;
__u8 station_id[EICON_FAXID_LEN];
/* __u8 head_line[]; */
} eicon_t30_s;
/* EDATA transmit messages */
#define EDATA_T30_DIS 0x01
#define EDATA_T30_FTT 0x02
#define EDATA_T30_MCF 0x03
/* EDATA receive messages */
#define EDATA_T30_DCS 0x81
#define EDATA_T30_TRAIN_OK 0x82
#define EDATA_T30_EOP 0x83
#define EDATA_T30_MPS 0x84
#define EDATA_T30_EOM 0x85
#define EDATA_T30_DTC 0x86
#define T30_FORMAT_SFF 0
#define T30_FORMAT_ASCII 1
#define T30_FORMAT_COUNT 2
#define T30_CONTROL_BIT_DISABLE_FINE 0x0001
#define T30_CONTROL_BIT_ENABLE_ECM 0x0002
#define T30_CONTROL_BIT_ECM_64_BYTES 0x0004
#define T30_CONTROL_BIT_ENABLE_2D_CODING 0x0008
#define T30_CONTROL_BIT_ENABLE_T6_CODING 0x0010
#define T30_CONTROL_BIT_ENABLE_UNCOMPR 0x0020
#define T30_CONTROL_BIT_ACCEPT_POLLING 0x0040
#define T30_CONTROL_BIT_REQUEST_POLLING 0x0080
#define T30_CONTROL_BIT_MORE_DOCUMENTS 0x0100
#define T30_CONTROL_BIT_ALL_FEATURES\
(T30_CONTROL_BIT_ENABLE_ECM | T30_CONTROL_BIT_ENABLE_2D_CODING |\
T30_CONTROL_BIT_ENABLE_T6_CODING | T30_CONTROL_BIT_ENABLE_UNCOMPR)
#define T30_FEATURE_BIT_FINE 0x0001
#define T30_FEATURE_BIT_ECM 0x0002
#define T30_FEATURE_BIT_ECM_64_BYTES 0x0004
#define T30_FEATURE_BIT_2D_CODING 0x0008
#define T30_FEATURE_BIT_T6_CODING 0x0010
#define T30_FEATURE_BIT_UNCOMPR_ENABLED 0x0020
#define T30_FEATURE_BIT_POLLING 0x0040
#define FAX_OBJECT_DOCU 1
#define FAX_OBJECT_PAGE 2
#define FAX_OBJECT_LINE 3
#define T4_EOL 0x800
#define T4_EOL_BITSIZE 12
#define T4_EOL_DWORD (T4_EOL << (32 - T4_EOL_BITSIZE))
#define T4_EOL_MASK_DWORD ((__u32) -1 << (32 - T4_EOL_BITSIZE))
#define SFF_LEN_FLD_SIZE 3
#define _DLE_ 0x10
#define _ETX_ 0x03
typedef struct eicon_sff_dochead {
__u32 id __attribute__ ((packed));
__u8 version __attribute__ ((packed));
__u8 reserved1 __attribute__ ((packed));
__u16 userinfo __attribute__ ((packed));
__u16 pagecount __attribute__ ((packed));
__u16 off1pagehead __attribute__ ((packed));
__u32 offnpagehead __attribute__ ((packed));
__u32 offdocend __attribute__ ((packed));
} eicon_sff_dochead;
typedef struct eicon_sff_pagehead {
__u8 pageheadid __attribute__ ((packed));
__u8 pageheadlen __attribute__ ((packed));
__u8 resvert __attribute__ ((packed));
__u8 reshoriz __attribute__ ((packed));
__u8 coding __attribute__ ((packed));
__u8 reserved2 __attribute__ ((packed));
__u16 linelength __attribute__ ((packed));
__u16 pagelength __attribute__ ((packed));
__u32 offprevpage __attribute__ ((packed));
__u32 offnextpage __attribute__ ((packed));
} eicon_sff_pagehead;
#endif /* E_IDI_H */
drivers/isdn/hardware/eicon/i4lididrv.c deleted 100644 → 0
View file @ 756ee819
/* $Id: i4lididrv.c,v 1.1.2.2 2002/10/02 14:38:37 armin Exp $
*
* ISDN interface module for Eicon active cards.
* I4L - IDI Interface
*
* Copyright 1998-2000 by Armin Schindler (mac@melware.de)
* Copyright 1999-2002 Cytronics & Melware (info@melware.de)
*
* Thanks to Deutsche Mailbox Saar-Lor-Lux GmbH
* for sponsoring and testing fax
* capabilities with Diva Server cards.
* (dor@deutschemailbox.de)
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*/
#include <linux/config.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/proc_fs.h>
#include <linux/vmalloc.h>
#include "i4lididrv.h"
#include <linux/smp_lock.h>
#include "divasync.h"
#include "../avmb1/capicmd.h" /* this should be moved in a common place */
#define INCLUDE_INLINE_FUNCS
static eicon_card *cards = (eicon_card *) NULL; /* glob. var , contains
start of card-list */
static char *DRIVERNAME = "Eicon Diva - native I4L Interface driver (http://www.melware.net)";
static char *DRIVERLNAME = "diva2i4l";
static char *DRIVERRELEASE = "2.0";
static char *eicon_revision = "$Revision: 1.1.2.2 $";
extern char *eicon_idi_revision;
#define EICON_CTRL_VERSION 2
ulong DebugVar;
static spinlock_t status_lock;
static spinlock_t ll_lock;
#define MAX_DESCRIPTORS 32
extern void DIVA_DIDD_Read(DESCRIPTOR *, int);
static dword notify_handle;
static DESCRIPTOR DAdapter;
static DESCRIPTOR MAdapter;
/* Parameter to be set by insmod */
static char *id = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
static int debug = 1;
MODULE_DESCRIPTION( "ISDN4Linux Interface for Eicon active card driver");
MODULE_AUTHOR( "Armin Schindler");
MODULE_SUPPORTED_DEVICE( "ISDN subsystem and Eicon active card driver");
MODULE_PARM_DESC(id, "ID-String for ISDN4Linux");
MODULE_PARM(id, "s");
MODULE_PARM_DESC(debug, "Initial debug value");
MODULE_PARM(debug, "i");
MODULE_LICENSE("GPL");
void no_printf (unsigned char * x ,...)
{
/* dummy debug function */
}
DIVA_DI_PRINTF dprintf = no_printf;
#define DBG_MINIMUM (DL_LOG + DL_FTL + DL_ERR)
#define DBG_DEFAULT (DBG_MINIMUM + DL_XLOG + DL_REG)
#include "debuglib.c"
static char *
eicon_getrev(const char *revision)
{
char *rev;
char *p;
if ((p = strchr(revision, ':'))) {
rev = p + 2;
p = strchr(rev, '$');
*--p = 0;
} else rev = "1.0";
return rev;
}
static void
stop_dbg(void)
{
DbgDeregister();
memset(&MAdapter, 0, sizeof(MAdapter));
dprintf = no_printf;
}
static eicon_chan *
find_channel(eicon_card *card, int channel)
{
if ((channel >= 0) && (channel < card->nchannels))
return &(card->bch[channel]);
eicon_log(card, 1, "%s: Invalid channel %d\n", DRIVERLNAME, channel);
return NULL;
}
static void
eicon_rx_request(struct eicon_card *card)
{
struct sk_buff *skb, *skb2, *skb_new;
eicon_IND *ind, *ind2, *ind_new;
eicon_chan *chan;
if (!card) {
eicon_log(card, 1, "%s: NULL card in rcv_dispatch !\n", DRIVERLNAME);
return;
}
while((skb = skb_dequeue(&card->rcvq))) {
ind = (eicon_IND *)skb->data;
if ((chan = card->IdTable[ind->IndId]) == NULL) {
if (DebugVar & 1) {
switch(ind->Ind) {
case N_DISC_ACK:
/* doesn't matter if this happens */
break;
default:
eicon_log(card, 1, "idi: Indication for unknown channel Ind=%d Id=%x\n", ind->Ind, ind->IndId);
eicon_log(card, 1, "idi_hdl: Ch??: Ind=%d Id=%x Ch=%d MInd=%d MLen=%d Len=%d\n",
ind->Ind,ind->IndId,ind->IndCh,ind->MInd,ind->MLength,ind->RBuffer.length);
}
}
dev_kfree_skb(skb);
continue;
}
if (chan->e.complete) { /* check for rec-buffer chaining */
if (ind->MLength == ind->RBuffer.length) {
chan->e.complete = 1;
idi_handle_ind(card, skb);
continue;
}
else {
chan->e.complete = 0;
ind->Ind = ind->MInd;
skb_queue_tail(&chan->e.R, skb);
continue;
}
}
else {
if (!(skb2 = skb_dequeue(&chan->e.R))) {
chan->e.complete = 1;
eicon_log(card, 1, "%s: buffer incomplete, but 0 in queue\n", DRIVERLNAME);
dev_kfree_skb(skb);
continue;
}
ind2 = (eicon_IND *)skb2->data;
skb_new = alloc_skb(((sizeof(eicon_IND)-1)+ind->RBuffer.length+ind2->RBuffer.length),
GFP_ATOMIC);
if (!skb_new) {
eicon_log(card, 1, "%s: skb_alloc failed in rcv_dispatch()\n", DRIVERLNAME);
dev_kfree_skb(skb);
dev_kfree_skb(skb2);
continue;
}
ind_new = (eicon_IND *)skb_put(skb_new,
((sizeof(eicon_IND)-1)+ind->RBuffer.length+ind2->RBuffer.length));
ind_new->Ind = ind2->Ind;
ind_new->IndId = ind2->IndId;
ind_new->IndCh = ind2->IndCh;
ind_new->MInd = ind2->MInd;
ind_new->MLength = ind2->MLength;
ind_new->RBuffer.length = ind2->RBuffer.length + ind->RBuffer.length;
memcpy(&ind_new->RBuffer.P, &ind2->RBuffer.P, ind2->RBuffer.length);
memcpy((&ind_new->RBuffer.P)+ind2->RBuffer.length, &ind->RBuffer.P, ind->RBuffer.length);
dev_kfree_skb(skb);
dev_kfree_skb(skb2);
if (ind->MLength == ind->RBuffer.length) {
chan->e.complete = 2;
idi_handle_ind(card, skb_new);
continue;
}
else {
chan->e.complete = 0;
skb_queue_tail(&chan->e.R, skb_new);
continue;
}
}
}
}
static void
eicon_ack_request(struct eicon_card *card)
{
struct sk_buff *skb;
if (!card) {
eicon_log(card, 1, "%s: NULL card in ack_dispatch!\n", DRIVERLNAME);
return;
}
while((skb = skb_dequeue(&card->rackq))) {
idi_handle_ack(card, skb);
}
}
/*
* IDI-Callback function
*/
static void
eicon_idi_callback(ENTITY *de)
{
eicon_card *ccard = (eicon_card *)de->R;
struct sk_buff *skb;
eicon_RC *ack;
eicon_IND *ind;
int len = 0;
if (de->complete == 255) {
/* Return Code */
skb = alloc_skb(sizeof(eicon_RC), GFP_ATOMIC);
if (!skb) {
eicon_log(ccard, 1, "%s: skb_alloc failed in _idi_callback()\n", DRIVERLNAME);
} else {
ack = (eicon_RC *)skb_put(skb, sizeof(eicon_RC));
ack->Rc = de->Rc;
if (de->Rc == ASSIGN_OK) {
ack->RcId = de->Id;
de->user[1] = de->Id;
} else {
ack->RcId = de->user[1];
}
ack->RcCh = de->RcCh;
ack->Reference = de->user[0];
skb_queue_tail(&ccard->rackq, skb);
eicon_ack_request(ccard);
eicon_log(ccard, 128, "idi_cbk: Ch%d: Rc=%x Id=%x RLen=%x compl=%x\n",
de->user[0], de->Rc, ack->RcId, de->RLength, de->complete);
DBG_TRC(("idi_cbk: Ch%d: Rc=%x Id=%x RLen=%x compl=%x",
de->user[0], de->Rc, ack->RcId, de->RLength, de->complete))
de->Rc = 0;
}
} else {
/* Indication */
if (de->complete) {
len = de->RLength;
} else {
len = 270;
if (de->RLength <= 270)
eicon_log(ccard, 1, "idi_cbk: ind not complete but <= 270\n");
}
skb = alloc_skb((sizeof(eicon_IND) + len - 1), GFP_ATOMIC);
if (!skb) {
eicon_log(ccard, 1, "%s: skb_alloc failed in _idi_callback()\n", DRIVERLNAME);
} else {
ind = (eicon_IND *)skb_put(skb, (sizeof(eicon_IND) + len - 1));
ind->Ind = de->Ind;
ind->IndId = de->user[1];
ind->IndCh = de->IndCh;
ind->MInd = de->Ind;
ind->RBuffer.length = len;
ind->MLength = de->RLength;
memcpy(&ind->RBuffer.P, &de->RBuffer->P, len);
skb_queue_tail(&ccard->rcvq, skb);
eicon_rx_request(ccard);
eicon_log(ccard, 128, "idi_cbk: Ch%d: Ind=%x Id=%x RLen=%x compl=%x\n",
de->user[0], de->Ind, ind->IndId, de->RLength, de->complete);
DBG_TRC(("idi_cbk: Ch%d: Ind=%x Id=%x RLen=%x compl=%x",
de->user[0], de->Ind, ind->IndId, de->RLength, de->complete))
de->Ind = 0;
}
}
de->RNum = 0;
de->RNR = 0;
eicon_tx_request(ccard);
}
/*
** Kernel thread to prevent in_interrupt
*/
static DECLARE_TASK_QUEUE(tq_divad);
static struct semaphore diva_thread_sem;
static struct semaphore diva_thread_end;
static int divad_pid = -1;
static int divad_thread(void * data);
static void diva_tx(void *data);
static atomic_t thread_running;
static void __init
diva_init_thread(void)
{
int pid = 0;
pid = kernel_thread(divad_thread, NULL, CLONE_KERNEL);
if (pid >= 0) {
divad_pid = pid;
}
}
static int
divad_thread(void * data)
{
atomic_inc(&thread_running);
if (atomic_read(&thread_running) > 1) {
printk(KERN_WARNING"%s: thread already running\n", DRIVERLNAME);
return(0);
}
printk(KERN_INFO "%s: thread started with pid %d\n", DRIVERLNAME, current->pid);
exit_mm(current);
exit_files(current);
exit_fs(current);
/* Set to RealTime */
current->policy = SCHED_FIFO;
current->rt_priority = 33;
strcpy(current->comm, "kdiva2i4ld");
for(;;) {
down_interruptible(&diva_thread_sem);
if(!(atomic_read(&thread_running)))
break;
if(signal_pending(current)) {
flush_signals(current);
} else {
run_task_queue(&tq_divad);
}
}
up(&diva_thread_end);
divad_pid = -1;
return 0;
}
static void
stop_diva_thread(void)
{
if (divad_pid >= 0) {
atomic_set(&thread_running, 0);
up(&diva_thread_sem);
down_interruptible(&diva_thread_end);
}
}
void
eicon_tx_request(struct eicon_card *card)
{
card->tq.routine = diva_tx;
card->tq.data = (void *)card;
queue_task(&card->tq, &tq_divad);
up(&diva_thread_sem);
}
static void
diva_tx(void *data)
{
struct eicon_card *card = (eicon_card *) data;
struct sk_buff *skb;
struct sk_buff *skb2;
eicon_chan *chan;
eicon_chan_ptr *chan2;
eicon_REQ *reqbuf = 0;
int ReqCount = 0;
int tmpid = 0;
int quloop = 1;
int dlev = 0;
ENTITY *ep = 0;
if (!card) {
eicon_log(card, 1, "%s: NULL card in transmit !\n", DRIVERLNAME);
return;
}
ReqCount = 0;
if (!(skb2 = skb_dequeue(&card->sndq)))
quloop = 0;
while(quloop) {
chan2 = (eicon_chan_ptr *)skb2->data;
chan = chan2->ptr;
if (!chan->e.busy) {
if((skb = skb_dequeue(&chan->e.X))) {
reqbuf = (eicon_REQ *)skb->data;
if ((reqbuf->Reference) && (chan->e.B2Id == 0) && (reqbuf->ReqId & 0x1f)) {
eicon_log(card, 16, "%s: transmit: error Id=0 on %d (Net)\n", DRIVERLNAME, chan->No);
} else {
dlev = 160;
if (reqbuf->ReqId & 0x1f) { /* if this is no ASSIGN */
if (!reqbuf->Reference) { /* Signal Layer */
ep = &chan->de;
tmpid = chan->e.D3Id;
chan->e.ReqCh = 0;
}
else { /* Net Layer */
ep = &chan->be;
tmpid = chan->e.B2Id;
chan->e.ReqCh = 1;
if (((reqbuf->Req & 0x0f) == 0x08) ||
((reqbuf->Req & 0x0f) == 0x01)) { /* Send Data */
chan->waitq = reqbuf->XBuffer.length;
chan->waitpq += reqbuf->XBuffer.length;
dlev = 128;
}
}
} else { /* It is an ASSIGN */
if (!reqbuf->Reference)
ep = &chan->de;
else
ep = &chan->be;
ep->Id = reqbuf->ReqId;
tmpid = reqbuf->ReqId;
if (!reqbuf->Reference)
chan->e.ReqCh = 0;
else
chan->e.ReqCh = 1;
}
chan->e.ref = chan->No;
chan->e.Req = reqbuf->Req;
ReqCount++;
if (ep) {
ep->callback = eicon_idi_callback;
ep->R = (BUFFERS *)card;
ep->user[0] = (word)chan->No;
ep->user[1] = (word)tmpid;
ep->XNum = 1;
ep->RNum = 0;
ep->RNR = 0;
ep->Rc = 0;
ep->Ind = 0;
ep->X->PLength = reqbuf->XBuffer.length;
memcpy(ep->X->P, &reqbuf->XBuffer.P, reqbuf->XBuffer.length);
ep->ReqCh = reqbuf->ReqCh;
ep->Req = reqbuf->Req;
}
chan->e.busy = 1;
eicon_log(card, dlev, "idi: Req=%d Id=%x Ch=%d Len=%d Ref=%d\n",
reqbuf->Req, tmpid,
reqbuf->ReqCh, reqbuf->XBuffer.length,
chan->e.ref);
if (ep) {
card->d.request(ep);
if (ep->Rc)
eicon_idi_callback(ep);
}
}
dev_kfree_skb(skb);
}
dev_kfree_skb(skb2);
}
else {
skb_queue_tail(&card->sackq, skb2);
eicon_log(card, 128, "%s: transmit: busy chan %d\n", DRIVERLNAME, chan->No);
}
if (!(skb2 = skb_dequeue(&card->sndq)))
quloop = 0;
}
while((skb = skb_dequeue(&card->sackq))) {
skb_queue_tail(&card->sndq, skb);
}
}
static int
eicon_command(eicon_card * card, isdn_ctrl * c)
{
ulong a;
eicon_chan *chan;
isdn_ctrl cmd;
int ret = 0;
eicon_log(card, 16, "%s_cmd 0x%x with arg 0x%lx (0x%lx)\n", DRIVERLNAME,
c->command, c->arg, (ulong) *c->parm.num);
switch (c->command) {
case ISDN_CMD_IOCTL:
memcpy(&a, c->parm.num, sizeof(ulong));
switch (c->arg) {
case EICON_IOCTL_GETVER:
return(EICON_CTRL_VERSION);
case EICON_IOCTL_MANIF:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!card->d.features & DI_MANAGE)
return -ENODEV;
ret = eicon_idi_manage(
card,
(eicon_manifbuf *)a);
return ret;
case EICON_IOCTL_GETXLOG:
return -ENODEV;
case EICON_IOCTL_DEBUGVAR:
DebugVar = a;
eicon_log(card, 1, "%s: Debug Value set to %ld\n", DRIVERLNAME, DebugVar);
return 0;
case EICON_IOCTL_LOADPCI:
eicon_log(card, 1, "%s: Wrong version of load-utility,\n", DRIVERLNAME);
eicon_log(card, 1, "%s: re-compile eiconctrl !\n", DRIVERLNAME);
eicon_log(card, 1, "%s: Maybe update of utility is necessary !\n", DRIVERLNAME);
return -EINVAL;
default:
return -EINVAL;
}
break;
case ISDN_CMD_DIAL:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!(chan = find_channel(card, c->arg & 0x1f)))
break;
if ((chan->fsm_state != EICON_STATE_NULL) && (chan->fsm_state != EICON_STATE_LISTEN)) {
eicon_log(card, 1, "%s: Dial on channel %d with state %d\n", DRIVERLNAME,
chan->No, chan->fsm_state);
return -EBUSY;
}
chan->fsm_state = EICON_STATE_OCALL;
ret = idi_connect_req(card, chan, c->parm.setup.phone,
c->parm.setup.eazmsn,
c->parm.setup.si1,
c->parm.setup.si2);
if (ret) {
cmd.driver = card->myid;
cmd.command = ISDN_STAT_DHUP;
cmd.arg &= 0x1f;
card->interface.statcallb(&cmd);
}
return ret;
case ISDN_CMD_ACCEPTD:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!(chan = find_channel(card, c->arg & 0x1f)))
break;
if (chan->fsm_state == EICON_STATE_ICALL) {
idi_connect_res(card, chan);
}
return 0;
case ISDN_CMD_ACCEPTB:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
return 0;
case ISDN_CMD_HANGUP:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!(chan = find_channel(card, c->arg & 0x1f)))
break;
idi_hangup(card, chan);
return 0;
case ISDN_CMD_SETEAZ:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!(chan = find_channel(card, c->arg & 0x1f)))
break;
chan->eazmask = 0x3ff;
eicon_idi_listen_req(card, chan);
return 0;
case ISDN_CMD_CLREAZ:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!(chan = find_channel(card, c->arg & 0x1f)))
break;
chan->eazmask = 0;
eicon_idi_listen_req(card, chan);
return 0;
case ISDN_CMD_SETL2:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!(chan = find_channel(card, c->arg & 0x1f)))
break;
chan->l2prot = (c->arg >> 8);
memcpy(chan->a_para, c->parm.aux.para, sizeof(chan->a_para));
return 0;
case ISDN_CMD_SETL3:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!(chan = find_channel(card, c->arg & 0x1f)))
break;
chan->l3prot = (c->arg >> 8);
#ifdef CONFIG_ISDN_TTY_FAX
if (chan->l3prot == ISDN_PROTO_L3_FCLASS2) {
chan->fax = c->parm.fax;
eicon_log(card, 128, "idi_cmd: Ch%d: SETL3 struct fax=0x%x\n",chan->No, chan->fax);
}
#endif
return 0;
#ifdef CONFIG_ISDN_TTY_FAX
case ISDN_CMD_FAXCMD:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!(chan = find_channel(card, c->arg & 0x1f)))
break;
if (!chan->fax)
break;
idi_fax_cmd(card, chan);
return 0;
#endif
case ISDN_CMD_AUDIO:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!(chan = find_channel(card, c->arg & 0x1f)))
break;
idi_audio_cmd(card, chan, c->arg >> 8, c->parm.num);
return 0;
case CAPI_PUT_MESSAGE:
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!(chan = find_channel(card, c->arg & 0x1f)))
break;
if (c->parm.cmsg.Length < 8)
break;
switch(c->parm.cmsg.Command) {
case CAPI_FACILITY:
if (c->parm.cmsg.Subcommand == CAPI_REQ)
return(capipmsg(card, chan, &c->parm.cmsg));
break;
case CAPI_MANUFACTURER:
default:
break;
}
return 0;
}
return -EINVAL;
}
static int
find_free_number(void)
{
int num = 0;
char cid[40];
eicon_card *p;
ulong flags;
spin_lock_irqsave(&ll_lock, flags);
while(num < 100) {
sprintf(cid, "%s%d", id, num);
num++;
p = cards;
while (p) {
if (!strcmp(p->regname, cid))
break;
p = p->next;
}
if (p)
{
spin_unlock_irqrestore(&ll_lock, flags);
return(num - 1);
}
}
spin_unlock_irqrestore(&ll_lock, flags);
return(999);
}
/*
* Find card with given driverId
*/
static inline eicon_card *
eicon_findcard(int driverid)
{
eicon_card *p;
ulong flags;
spin_lock_irqsave(&ll_lock, flags);
p = cards;
while (p) {
if (p->myid == driverid) {
spin_unlock_irqrestore(&ll_lock, flags);
return p;
}
p = p->next;
}
spin_unlock_irqrestore(&ll_lock, flags);
return (eicon_card *) 0;
}
/*
* Wrapper functions for interface to linklevel
*/
static int
if_command(isdn_ctrl * c)
{
eicon_card *card = eicon_findcard(c->driver);
if (card)
return (eicon_command(card, c));
printk(KERN_ERR
"%s: if_command %d called with invalid driverId %d!\n", DRIVERLNAME,
c->command, c->driver);
return -ENODEV;
}
static int
if_writecmd(const u_char * buf, int len, int user, int id, int channel)
{
/* Not used */
return (len);
}
static int
if_readstatus(u_char * buf, int len, int user, int id, int channel)
{
int count = 0;
int cnt = 0;
u_char *p = buf;
struct sk_buff *skb;
ulong flags;
eicon_card *card = eicon_findcard(id);
if (card) {
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
spin_lock_irqsave(&status_lock, flags);
while((skb = skb_dequeue(&card->statq))) {
if ((skb->len + count) > len)
cnt = len - count;
else
cnt = skb->len;
if (user)
copy_to_user(p, skb->data, cnt);
else
memcpy(p, skb->data, cnt);
count += cnt;
p += cnt;
if (cnt == skb->len) {
dev_kfree_skb(skb);
if (card->statq_entries > 0)
card->statq_entries--;
} else {
skb_pull(skb, cnt);
skb_queue_head(&card->statq, skb);
spin_unlock_irqrestore(&status_lock, flags);
return count;
}
}
card->statq_entries = 0;
spin_unlock_irqrestore(&status_lock, flags);
return count;
}
printk(KERN_ERR
"%s: if_readstatus called with invalid driverId!\n", DRIVERLNAME);
return 0;
}
static int
if_sendbuf(int id, int channel, int ack, struct sk_buff *skb)
{
eicon_card *card = eicon_findcard(id);
eicon_chan *chan;
int ret = 0;
int len;
len = skb->len;
if (card) {
if (!card->flags & EICON_FLAGS_RUNNING)
return -ENODEV;
if (!(chan = find_channel(card, channel)))
return -ENODEV;
if (chan->fsm_state == EICON_STATE_ACTIVE) {
#ifdef CONFIG_ISDN_TTY_FAX
if (chan->l2prot == ISDN_PROTO_L2_FAX) {
if ((ret = idi_faxdata_send(card, chan, skb)) > 0)
ret = len;
}
else
#endif
ret = idi_send_data(card, chan, ack, skb, 1, 1);
return (ret);
} else {
return -ENODEV;
}
}
printk(KERN_ERR
"%s: if_sendbuf called with invalid driverId!\n", DRIVERLNAME);
return -ENODEV;
}
/* jiftime() copied from HiSax */
static inline int jiftime(char *s, long mark)
{
s += 8;
*s-- = '\0';
*s-- = mark % 10 + '0';
mark /= 10;
*s-- = mark % 10 + '0';
mark /= 10;
*s-- = '.';
*s-- = mark % 10 + '0';
mark /= 10;
*s-- = mark % 6 + '0';
mark /= 6;
*s-- = ':';
*s-- = mark % 10 + '0';
mark /= 10;
*s-- = mark % 10 + '0';
return(8);
}
void
eicon_putstatus(eicon_card * card, char * buf)
{
int count;
isdn_ctrl cmd;
u_char *p;
struct sk_buff *skb;
ulong flags;
if (!card) {
if (!(card = cards))
return;
}
spin_lock_irqsave(&status_lock, flags);
count = strlen(buf);
skb = alloc_skb(count, GFP_ATOMIC);
if (!skb) {
spin_unlock_irqrestore(&status_lock, flags);
printk(KERN_ERR "%s: could not alloc skb in putstatus\n", DRIVERLNAME);
return;
}
p = skb_put(skb, count);
memcpy(p, buf, count);
skb_queue_tail(&card->statq, skb);
if (card->statq_entries >= MAX_STATUS_BUFFER) {
if ((skb = skb_dequeue(&card->statq))) {
count -= skb->len;
dev_kfree_skb(skb);
} else
count = 0;
} else
card->statq_entries++;
spin_unlock_irqrestore(&status_lock, flags);
if (count) {
cmd.command = ISDN_STAT_STAVAIL;
cmd.driver = card->myid;
cmd.arg = count;
card->interface.statcallb(&cmd);
}
}
/*
* Debug and Log
*/
void
eicon_log(eicon_card * card, int level, const char *fmt, ...)
{
va_list args;
char Line[160];
u_char *p;
if ((DebugVar & level) || (DebugVar & 256)) {
va_start(args, fmt);
if (DebugVar & level) {
if (DebugVar & 256) {
/* log-buffer */
p = Line;
p += jiftime(p, jiffies);
*p++ = 32;
p += vsprintf(p, fmt, args);
*p = 0;
eicon_putstatus(card, Line);
} else {
/* printk, syslogd */
vsprintf(Line, fmt, args);
printk(KERN_DEBUG "%s", Line);
}
}
va_end(args);
}
}
/*
* Allocate a new card-struct, initialize it
* link it into cards-list.
*/
static void
eicon_alloccard(DESCRIPTOR *d)
{
int j;
char cid[40];
eicon_card *card;
ulong flags;
sprintf(cid, "%s%d", id, find_free_number());
if (!(card = (eicon_card *) kmalloc(sizeof(eicon_card), GFP_KERNEL))) {
eicon_log(card, 1,
"%s: (%s) Could not allocate card-struct.\n", DRIVERLNAME, cid);
return;
}
memset((char *) card, 0, sizeof(eicon_card));
skb_queue_head_init(&card->sndq);
skb_queue_head_init(&card->rcvq);
skb_queue_head_init(&card->rackq);
skb_queue_head_init(&card->sackq);
skb_queue_head_init(&card->statq);
card->statq_entries = 0;
card->interface.owner = THIS_MODULE;
card->interface.maxbufsize = 4000;
card->interface.command = if_command;
card->interface.writebuf_skb = if_sendbuf;
card->interface.writecmd = if_writecmd;
card->interface.readstat = if_readstatus;
card->interface.features =
ISDN_FEATURE_L2_X75I |
ISDN_FEATURE_L2_HDLC |
ISDN_FEATURE_L2_TRANS |
ISDN_FEATURE_L3_TRANS |
ISDN_FEATURE_L3_TRANSDSP |
ISDN_FEATURE_P_UNKNOWN;
card->interface.hl_hdrlen = 20;
card->ptype = ISDN_PTYPE_UNKNOWN;
strcpy(card->interface.id, cid);
card->myid = -1;
card->type = d->type;
if (d->features & (DI_FAX3 | DI_EXTD_FAX))
card->interface.features |= (ISDN_FEATURE_L2_FAX | ISDN_FEATURE_L3_FCLASS2);
if (d->features & DI_MODEM)
card->interface.features |= ISDN_FEATURE_L2_MODEM;
if (d->features & DI_V110)
card->interface.features |= (ISDN_FEATURE_L2_V11096|ISDN_FEATURE_L2_V11019|ISDN_FEATURE_L2_V11038);
card->flags = 0;
card->nchannels = d->channels;
card->interface.channels = d->channels;
if (!(card->bch = (eicon_chan *) vmalloc(sizeof(eicon_chan) * (card->nchannels + 1)))) {
eicon_log(card, 1,
"%s: (%s) Could not allocate bch-struct.\n", DRIVERLNAME, cid);
kfree(card);
return;
}
for (j=0; j< (card->nchannels + 1); j++) {
memset((char *)&card->bch[j], 0, sizeof(eicon_chan));
card->bch[j].statectrl = 0;
card->bch[j].l2prot = ISDN_PROTO_L2_X75I;
card->bch[j].l3prot = ISDN_PROTO_L3_TRANS;
card->bch[j].e.D3Id = 0;
card->bch[j].e.B2Id = 0;
card->bch[j].e.Req = 0;
card->bch[j].No = j;
card->bch[j].tskb1 = NULL;
card->bch[j].tskb2 = NULL;
skb_queue_head_init(&card->bch[j].e.X);
skb_queue_head_init(&card->bch[j].e.R);
}
if (!(card->dbuf = (DBUFFER *) kmalloc((sizeof(DBUFFER) * (card->nchannels + 1))*2
, GFP_KERNEL))) {
eicon_log(card, 1,
"%s: (%s) Could not allocate DBUFFER-struct.\n", DRIVERLNAME, cid);
kfree(card);
vfree(card->bch);
return;
}
if (!(card->sbuf = (BUFFERS *) kmalloc((sizeof(BUFFERS) * (card->nchannels + 1)) * 2, GFP_KERNEL))) {
eicon_log(card, 1,
"%s: (%s) Could not allocate BUFFERS-struct.\n", DRIVERLNAME, cid);
kfree(card);
vfree(card->bch);
kfree(card->dbuf);
return;
}
if (!(card->sbufp = (char *) kmalloc((270 * (card->nchannels + 1)) * 2, GFP_KERNEL))) {
eicon_log(card, 1,
"%s: (%s) Could not allocate BUFFERSP-struct.\n", DRIVERLNAME, cid);
kfree(card);
vfree(card->bch);
kfree(card->dbuf);
kfree(card->sbuf);
return;
}
for (j=0; j< (card->nchannels + 1); j++) {
memset((char *)&card->dbuf[j], 0, sizeof(DBUFFER));
card->bch[j].de.RBuffer = (DBUFFER *)&card->dbuf[j];
memset((char *)&card->dbuf[j+(card->nchannels+1)], 0, sizeof(BUFFERS));
card->bch[j].be.RBuffer = (DBUFFER *)&card->dbuf[j+(card->nchannels+1)];
memset((char *)&card->sbuf[j], 0, sizeof(BUFFERS));
card->bch[j].de.X = (BUFFERS *)&card->sbuf[j];
memset((char *)&card->sbuf[j+(card->nchannels+1)], 0, sizeof(BUFFERS));
card->bch[j].be.X = (BUFFERS *)&card->sbuf[j+(card->nchannels+1)];
memset((char *)&card->sbufp[j], 0, 270);
card->bch[j].de.X->P = (char *)&card->sbufp[j * 270];
memset((char *)&card->sbufp[j+(card->nchannels+1)], 0, 270);
card->bch[j].be.X->P = (char *)&card->sbufp[(j+(card->nchannels+1)) * 270];
}
memcpy(&card->d, d, sizeof(*d)); /* DESCRIPTOR entries */
/* initializing some variables */
card->lock = SPIN_LOCK_UNLOCKED;
card->ReadyInt = 0;
for(j = 0; j < 256; j++)
card->IdTable[j] = NULL;
for(j = 0; j < (card->d.channels + 1); j++) {
card->bch[j].e.busy = 0;
card->bch[j].e.D3Id = 0;
card->bch[j].e.B2Id = 0;
card->bch[j].e.ref = 0;
card->bch[j].e.Req = 0;
card->bch[j].e.complete = 1;
card->bch[j].fsm_state = EICON_STATE_NULL;
}
printk(KERN_INFO "%s: registered card '%s' with %d channels\n",
DRIVERLNAME, cid, d->channels);
spin_lock_irqsave(&ll_lock, flags);
card->next = cards;
cards = card;
spin_unlock_irqrestore(&ll_lock, flags);
}
/*
* register card at linklevel
*/
static int
eicon_registercard(eicon_card * card)
{
isdn_ctrl cmd;
if (!register_isdn(&card->interface)) {
printk(KERN_WARNING
"%s: Unable to register %s\n", DRIVERLNAME,
card->interface.id);
return -1;
}
card->myid = card->interface.channels;
sprintf(card->regname, "%s", card->interface.id);
/* after register we start it */
card->flags |= EICON_FLAGS_LOADED;
card->flags |= EICON_FLAGS_RUNNING;
cmd.command = ISDN_STAT_RUN;
cmd.driver = card->myid;
cmd.arg = 0;
card->interface.statcallb(&cmd);
return 0;
}
static void
unregister_card(eicon_card * card, int rme)
{
int count;
int channel;
isdn_ctrl cmd;
eicon_chan *chan;
if(rme) {
/* before unload we need to remove the signal entity */
for(channel = 0; channel < card->nchannels; channel++)
{
chan = &(card->bch[channel]);
if (chan->e.D3Id) {
idi_do_req(card, chan, REMOVE, 0);
count = 100;
while(count--) {
if (!chan->e.D3Id)
break;
SLEEP(2);
}
if (!count)
printk(KERN_WARNING"%s: ch:%d unlink to diva module not successful !\n",
DRIVERLNAME, chan->No);
}
}
}
cmd.command = ISDN_STAT_UNLOAD;
cmd.driver = card->myid;
card->interface.statcallb(&cmd);
DBG_TRC(("channel entities freed"));
}
static void
eicon_freecard(eicon_card *card) {
int i;
for(i = 0; i < (card->nchannels + 1); i++) {
skb_queue_purge(&card->bch[i].e.X);
skb_queue_purge(&card->bch[i].e.R);
}
skb_queue_purge(&card->sndq);
skb_queue_purge(&card->rcvq);
skb_queue_purge(&card->rackq);
skb_queue_purge(&card->sackq);
skb_queue_purge(&card->statq);
kfree(card->sbufp);
kfree(card->sbuf);
kfree(card->dbuf);
vfree(card->bch);
kfree(card);
DBG_TRC(("card structures freed"));
}
static int
eicon_addcard(DESCRIPTOR *d)
{
eicon_card *p;
eicon_card *q = NULL;
int registered;
int added = 0;
int failed = 0;
ulong flags;
eicon_alloccard(d);
p = cards;
while (p) {
registered = 0;
if (!p->interface.statcallb) {
/* Not yet registered.
* Try to register and activate it.
*/
added++;
if (!eicon_registercard(p))
registered = 1;
} else {
/* Card already registered */
registered = 1;
}
if (registered) {
/* Init OK, next card ... */
spin_lock_irqsave(&ll_lock, flags);
q = p;
p = p->next;
spin_unlock_irqrestore(&ll_lock, flags);
} else {
/* registering failed, remove card from list, free memory */
printk(KERN_ERR
"%s: Initialization of %s failed\n", DRIVERLNAME,
p->interface.id);
spin_lock_irqsave(&ll_lock, flags);
if (q) {
q->next = p->next;
eicon_freecard(p);
p = q->next;
} else {
cards = p->next;
eicon_freecard(p);
p = cards;
}
spin_unlock_irqrestore(&ll_lock, flags);
failed++;
}
}
return (added - failed);
}
static void *
didd_callback(void *context, DESCRIPTOR* adapter, int removal)
{
eicon_card *cp = NULL, *lastcp = NULL;
ulong flags;
if (adapter->type == IDI_DADAPTER)
{
printk(KERN_ERR "%s: Change in DAdapter ? Oops ?.\n", DRIVERLNAME);
DBG_ERR(("Notification about IDI_DADAPTER change ! Oops."));
return(NULL);
}
else if (adapter->type == IDI_DIMAINT)
{
if (removal)
{
stop_dbg();
}
else
{
memcpy(&MAdapter, adapter, sizeof(MAdapter));
dprintf = (DIVA_DI_PRINTF)MAdapter.request;
DbgRegister("I4L", DRIVERRELEASE, DBG_DEFAULT);
}
}
else if ((adapter->type > 0) &&
(adapter->type < 16))
{ /* IDI Adapter */
if (removal)
{
spin_lock_irqsave(&ll_lock, flags);
lastcp = cp = cards;
while (cp) {
if (cp->d.request == adapter->request)
{
spin_unlock_irqrestore(&ll_lock, flags);
DBG_LOG(("remove adapter from list"));
unregister_card(cp, 0);
spin_lock_irqsave(&ll_lock, flags);
if (cp == lastcp)
cards = cp->next;
else
lastcp->next = cp->next;
eicon_freecard(cp);
break;
}
lastcp = cp;
cp = cp->next;
}
spin_unlock_irqrestore(&ll_lock, flags);
}
else
{
if (adapter->channels) {
DBG_LOG(("add adapter to list"));
eicon_addcard(adapter);
}
}
}
return(NULL);
}
static int __init
connect_didd(void)
{
int x = 0;
int dadapter = 0;
IDI_SYNC_REQ req;
DESCRIPTOR DIDD_Table[MAX_DESCRIPTORS];
DIVA_DIDD_Read(DIDD_Table, sizeof(DIDD_Table));
for (x = 0; x < MAX_DESCRIPTORS; x++)
{
if (DIDD_Table[x].type == IDI_DADAPTER)
{ /* DADAPTER found */
dadapter = 1;
memcpy(&DAdapter, &DIDD_Table[x], sizeof(DAdapter));
req.didd_notify.e.Req = 0;
req.didd_notify.e.Rc = IDI_SYNC_REQ_DIDD_REGISTER_ADAPTER_NOTIFY;
req.didd_notify.info.callback = didd_callback;
req.didd_notify.info.context = 0;
DAdapter.request((ENTITY *)&req);
if (req.didd_notify.e.Rc != 0xff)
{
stop_dbg();
return(0);
}
notify_handle = req.didd_notify.info.handle;
}
else if (DIDD_Table[x].type == IDI_DIMAINT)
{ /* MAINT found */
memcpy(&MAdapter, &DIDD_Table[x], sizeof(DAdapter));
dprintf = (DIVA_DI_PRINTF)MAdapter.request;
DbgRegister("I4L", DRIVERRELEASE, DBG_DEFAULT);
}
else if ((DIDD_Table[x].type > 0) &&
(DIDD_Table[x].type < 16))
{ /* IDI Adapter found */
if (DIDD_Table[x].channels) {
eicon_addcard(&DIDD_Table[x]);
}
}
}
if (!dadapter) {
stop_dbg();
}
return(dadapter);
}
static void __exit
disconnect_didd(void)
{
IDI_SYNC_REQ req;
stop_dbg();
req.didd_notify.e.Req = 0;
req.didd_notify.e.Rc = IDI_SYNC_REQ_DIDD_REMOVE_ADAPTER_NOTIFY;
req.didd_notify.info.handle = notify_handle;
DAdapter.request((ENTITY *)&req);
}
/*
** proc entry
*/
extern struct proc_dir_entry *proc_net_isdn_eicon;
static struct proc_dir_entry *i4lidi_proc_entry = NULL;
static int
i4lidi_proc_read(char *page, char **start, off_t off, int count, int *eof, void *data)
{
int len = 0;
char tmprev[32];
len += sprintf(page+len, "%s\n", DRIVERNAME);
len += sprintf(page+len, "name : %s\n", DRIVERLNAME);
len += sprintf(page+len, "release : %s\n", DRIVERRELEASE);
strcpy(tmprev, eicon_revision);
len += sprintf(page+len, "revision : %s/", eicon_getrev(tmprev));
strcpy(tmprev, eicon_idi_revision);
len += sprintf(page+len, "%s\n", eicon_getrev(tmprev));
if (off + count >= len)
*eof = 1;
if (len < off)
return 0;
*start = page + off;
return((count < len-off) ? count : len-off);
}
static void __init
create_proc(void)
{
if(!(i4lidi_proc_entry = create_proc_entry(DRIVERLNAME,
S_IFREG | S_IRUGO | S_IWUSR, proc_net_isdn_eicon)))
{
printk(KERN_WARNING "%s: failed to create proc entry.\n", DRIVERLNAME);
return;
}
i4lidi_proc_entry->read_proc = i4lidi_proc_read;
i4lidi_proc_entry->owner = THIS_MODULE;
}
static void __exit
remove_proc(void)
{
if(i4lidi_proc_entry)
remove_proc_entry(DRIVERLNAME, proc_net_isdn_eicon);
}
/*
** load / unload
*/
static int __init
i4l_idi_init(void)
{
int ret = 0;
char tmprev[50];
status_lock = SPIN_LOCK_UNLOCKED;
ll_lock = SPIN_LOCK_UNLOCKED;
if (strlen(id) < 1)
strcpy(id, "diva");
DebugVar = debug;
init_MUTEX_LOCKED(&diva_thread_sem);
init_MUTEX_LOCKED(&diva_thread_end);
printk(KERN_INFO "%s\n", DRIVERNAME);
printk(KERN_INFO "%s: Rel:%s Rev:",DRIVERLNAME , DRIVERRELEASE);
strcpy(tmprev, eicon_revision);
printk("%s/", eicon_getrev(tmprev));
strcpy(tmprev, eicon_idi_revision);
printk("%s\n", eicon_getrev(tmprev));
diva_init_thread();
if(!connect_didd()) {
printk(KERN_ERR "%s: failed to connect to DIDD.\n", DRIVERLNAME);
stop_diva_thread();
ret = -EIO;
goto out;
}
create_proc();
out:
return(ret);
}
static void __exit
i4l_idi_exit(void)
{
eicon_card *card, *last, *cc;
ulong flags;
spin_lock_irqsave(&ll_lock, flags);
cc = cards;
card = cc;
cards = NULL;
spin_unlock_irqrestore(&ll_lock, flags);
remove_proc();
while (card) {
unregister_card(card, 1);
card = card->next;
}
stop_diva_thread();
disconnect_didd();
card = cc;
while (card) {
last = card;
card = card->next;
eicon_freecard(last);
}
printk(KERN_INFO "%s: module unloaded.\n", DRIVERLNAME);
}
module_init(i4l_idi_init);
module_exit(i4l_idi_exit);
drivers/isdn/hardware/eicon/i4lididrv.h deleted 100644 → 0
View file @ 756ee819
/* $Id: i4lididrv.h,v 1.1.2.2 2002/10/02 14:38:37 armin Exp $
*
* ISDN interface module for Eicon active cards.
* I4L - IDI Interface
*
* Copyright 1998-2000 by Armin Schindler (mac@melware.de)
* Copyright 1999-2002 Cytronics & Melware (info@melware.de)
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*/
#ifndef i4lididrv_h
#define i4lididrv_h
#include <linux/isdn.h>
#include <linux/isdnif.h>
#include "platform.h"
#include "di_defs.h"
#define EICON_IOCTL_GETTYPE 6
#define EICON_IOCTL_LOADPCI 7
#define EICON_IOCTL_GETVER 9
#define EICON_IOCTL_GETXLOG 10
#define EICON_IOCTL_MANIF 90
#define EICON_IOCTL_FREEIT 97
#define EICON_IOCTL_TEST 98
#define EICON_IOCTL_DEBUGVAR 99
/* Constants for describing Card-Type */
#define EICON_CTYPE_S 0
#define EICON_CTYPE_SX 1
#define EICON_CTYPE_SCOM 2
#define EICON_CTYPE_QUADRO 3
#define EICON_CTYPE_S2M 4
#define EICON_CTYPE_MAESTRA 5
#define EICON_CTYPE_MAESTRAQ 6
#define EICON_CTYPE_MAESTRAQ_U 7
#define EICON_CTYPE_MAESTRAP 8
#define EICON_CTYPE_ISABRI 0x10
#define EICON_CTYPE_ISAPRI 0x20
#define EICON_CTYPE_MASK 0x0f
#define EICON_CTYPE_QUADRO_NR(n) (n<<4)
#define MAX_HEADER_LEN 10
#define MAX_STATUS_BUFFER 150
/* Data for Management interface */
typedef struct {
int count;
int pos;
int length[50];
unsigned char data[700];
} eicon_manifbuf;
#define TRACE_OK (1)
#ifdef __KERNEL__
/* Macro for delay via schedule() */
#define SLEEP(j) { \
set_current_state(TASK_INTERRUPTIBLE); \
schedule_timeout(j); \
}
/* Kernel includes */
#include <linux/config.h>
#include <linux/sched.h>
#include <linux/skbuff.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/mm.h>
#include <linux/delay.h>
#include <linux/ctype.h>
typedef struct {
__u16 length __attribute__ ((packed)); /* length of data/parameter field */
__u8 P[1]; /* data/parameter field */
} eicon_PBUFFER;
typedef struct {
__u16 NextReq __attribute__ ((packed)); /* pointer to next Req Buffer */
__u16 NextRc __attribute__ ((packed)); /* pointer to next Rc Buffer */
__u16 NextInd __attribute__ ((packed)); /* pointer to next Ind Buffer */
__u8 ReqInput __attribute__ ((packed)); /* number of Req Buffers sent */
__u8 ReqOutput __attribute__ ((packed)); /* number of Req Buffers returned */
__u8 ReqReserved __attribute__ ((packed));/*number of Req Buffers reserved */
__u8 Int __attribute__ ((packed)); /* ISDN-P interrupt */
__u8 XLock __attribute__ ((packed)); /* Lock field for arbitration */
__u8 RcOutput __attribute__ ((packed)); /* number of Rc buffers received */
__u8 IndOutput __attribute__ ((packed)); /* number of Ind buffers received */
__u8 IMask __attribute__ ((packed)); /* Interrupt Mask Flag */
__u8 Reserved1[2] __attribute__ ((packed)); /* reserved field, do not use */
__u8 ReadyInt __attribute__ ((packed)); /* request field for ready int */
__u8 Reserved2[12] __attribute__ ((packed)); /* reserved field, do not use */
__u8 InterfaceType __attribute__ ((packed)); /* interface type 1=16K */
__u16 Signature __attribute__ ((packed)); /* ISDN-P initialized ind */
__u8 B[1]; /* buffer space for Req,Ind and Rc */
} eicon_pr_ram;
typedef struct {
__u8 Req; /* pending request */
__u8 Rc; /* return code received */
__u8 Ind; /* indication received */
__u8 ReqCh; /* channel of current Req */
__u8 RcCh; /* channel of current Rc */
__u8 IndCh; /* channel of current Ind */
__u8 D3Id; /* ID used by this entity */
__u8 B2Id; /* ID used by this entity */
__u8 GlobalId; /* reserved field */
__u8 XNum; /* number of X-buffers */
__u8 RNum; /* number of R-buffers */
struct sk_buff_head X; /* X-buffer queue */
struct sk_buff_head R; /* R-buffer queue */
__u8 RNR; /* receive not ready flag */
__u8 complete; /* receive complete status */
__u8 busy; /* busy flag */
__u16 ref; /* saved reference */
} entity;
#define FAX_MAX_SCANLINE 2500
typedef struct {
__u8 PrevObject;
__u8 NextObject;
__u8 abLine[FAX_MAX_SCANLINE];
__u8 abFrame[FAX_MAX_SCANLINE];
unsigned int LineLen;
unsigned int LineDataLen;
__u32 LineData;
unsigned int NullBytesPos;
__u8 NullByteExist;
int PageCount;
__u8 Dle;
__u8 Eop;
} eicon_ch_fax_buf;
typedef struct {
int No; /* Channel Number */
unsigned short fsm_state; /* Current D-Channel state */
unsigned short statectrl; /* State controling bits */
unsigned short eazmask; /* EAZ-Mask for this Channel */
int queued; /* User-Data Bytes in TX queue */
int pqueued; /* User-Data Packets in TX queue */
int waitq; /* User-Data Bytes in wait queue */
int waitpq; /* User-Data Bytes in packet queue */
struct sk_buff *tskb1; /* temp skb 1 */
struct sk_buff *tskb2; /* temp skb 2 */
unsigned char l2prot; /* Layer 2 protocol */
unsigned char l3prot; /* Layer 3 protocol */
#ifdef CONFIG_ISDN_TTY_FAX
T30_s *fax; /* pointer to fax data in LL */
eicon_ch_fax_buf fax2; /* fax related struct */
#endif
entity e; /* Native Entity */
ENTITY de; /* Divas D Entity */
ENTITY be; /* Divas B Entity */
char cpn[32]; /* remember cpn */
char oad[32]; /* remember oad */
char dsa[32]; /* remember dsa */
char osa[32]; /* remember osa */
unsigned char cause[2]; /* Last Cause */
unsigned char si1;
unsigned char si2;
unsigned char plan;
unsigned char screen;
unsigned char a_para[8]; /* Additional parameter */
} eicon_chan;
typedef struct {
eicon_chan *ptr;
} eicon_chan_ptr;
#define EICON_FLAGS_RUNNING 1 /* Cards driver activated */
#define EICON_FLAGS_LOADED 8 /* Firmware loaded */
/* D-Channel states */
#define EICON_STATE_NULL 0
#define EICON_STATE_ICALL 1
#define EICON_STATE_OCALL 2
#define EICON_STATE_IWAIT 3
#define EICON_STATE_OWAIT 4
#define EICON_STATE_IBWAIT 5
#define EICON_STATE_OBWAIT 6
#define EICON_STATE_BWAIT 7
#define EICON_STATE_BHWAIT 8
#define EICON_STATE_BHWAIT2 9
#define EICON_STATE_DHWAIT 10
#define EICON_STATE_DHWAIT2 11
#define EICON_STATE_BSETUP 12
#define EICON_STATE_ACTIVE 13
#define EICON_STATE_ICALLW 14
#define EICON_STATE_LISTEN 15
#define EICON_STATE_WMCONN 16
#define EICON_MAX_QUEUE 2138
typedef struct {
__u8 ret;
__u8 id;
__u8 ch;
} eicon_ack;
typedef struct {
__u8 code;
__u8 id;
__u8 ch;
} eicon_req;
typedef struct {
__u8 ret;
__u8 id;
__u8 ch;
__u8 more;
} eicon_indhdr;
/*
* Per card driver data
*/
typedef struct eicon_card {
DESCRIPTOR d; /* IDI Descriptor */
u_char ptype; /* Protocol type (1TR6 or Euro) */
u_char type; /* Cardtype (EICON_CTYPE_...) */
struct eicon_card *qnext; /* Pointer to next quadro adapter */
int Feature; /* Protocol Feature Value */
struct eicon_card *next; /* Pointer to next device struct */
int myid; /* Driver-Nr. assigned by linklevel */
unsigned long flags; /* Statusflags */
struct sk_buff_head rcvq; /* Receive-Message queue */
struct sk_buff_head sndq; /* Send-Message queue */
struct sk_buff_head rackq; /* Req-Ack-Message queue */
struct sk_buff_head sackq; /* Data-Ack-Message queue */
struct sk_buff_head statq; /* Status-Message queue */
int statq_entries;
eicon_chan* IdTable[256]; /* Table to find entity */
__u16 ref_in;
__u16 ref_out;
int nchannels; /* Number of B-Channels */
int ReadyInt; /* Ready Interrupt */
eicon_chan *bch; /* B-Channel status/control */
DBUFFER *dbuf; /* Dbuffer for Diva Server */
BUFFERS *sbuf; /* Buffer for Diva Server */
char *sbufp; /* Data Buffer for Diva Server */
isdn_if interface; /* Interface to upper layer */
char regname[35]; /* Drivers card name */
spinlock_t lock; /* spin lock per card */
struct tq_struct tq; /* task queue for thread */
} eicon_card;
#include "i4l_idi.h"
extern eicon_card *cards;
extern char *eicon_ctype_name[];
extern ulong DebugVar;
extern void eicon_log(eicon_card * card, int level, const char *fmt, ...);
extern void eicon_putstatus(eicon_card * card, char * buf);
extern void eicon_tx_request(struct eicon_card *);
extern spinlock_t eicon_lock;
#endif /* __KERNEL__ */
#endif /* i4lididrv_h */
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