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path: root/drivers/isdn/pcbit/callbacks.c
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Diffstat (limited to 'drivers/isdn/pcbit/callbacks.c')
-rw-r--r--drivers/isdn/pcbit/callbacks.c303
1 files changed, 150 insertions, 153 deletions
diff --git a/drivers/isdn/pcbit/callbacks.c b/drivers/isdn/pcbit/callbacks.c
index 976143b2346d..efb6d6a3639a 100644
--- a/drivers/isdn/pcbit/callbacks.c
+++ b/drivers/isdn/pcbit/callbacks.c
@@ -2,16 +2,16 @@
* Callbacks for the FSM
*
* Copyright (C) 1996 Universidade de Lisboa
- *
+ *
* Written by Pedro Roque Marques (roque@di.fc.ul.pt)
*
- * This software may be used and distributed according to the terms of
+ * This software may be used and distributed according to the terms of
* the GNU General Public License, incorporated herein by reference.
*/
/*
* Fix: 19981230 - Carlos Morgado <chbm@techie.com>
- * Port of Nelson Escravana's <nelson.escravana@usa.net> fix to CalledPN
+ * Port of Nelson Escravana's <nelson.escravana@usa.net> fix to CalledPN
* NULL pointer dereference in cb_in_1 (originally fixed in 2.0)
*/
@@ -39,86 +39,86 @@ ushort last_ref_num = 1;
*
*/
-void cb_out_1(struct pcbit_dev * dev, struct pcbit_chan* chan,
- struct callb_data *cbdata)
+void cb_out_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
+ struct callb_data *cbdata)
{
struct sk_buff *skb;
int len;
- ushort refnum;
+ ushort refnum;
#ifdef DEBUG
- printk(KERN_DEBUG "Called Party Number: %s\n",
- cbdata->data.setup.CalledPN);
+ printk(KERN_DEBUG "Called Party Number: %s\n",
+ cbdata->data.setup.CalledPN);
#endif
- /*
- * hdr - kmalloc in capi_conn_req
- * - kfree when msg has been sent
- */
+ /*
+ * hdr - kmalloc in capi_conn_req
+ * - kfree when msg has been sent
+ */
- if ((len = capi_conn_req(cbdata->data.setup.CalledPN, &skb,
+ if ((len = capi_conn_req(cbdata->data.setup.CalledPN, &skb,
chan->proto)) < 0)
- {
- printk("capi_conn_req failed\n");
- return;
- }
+ {
+ printk("capi_conn_req failed\n");
+ return;
+ }
- refnum = last_ref_num++ & 0x7fffU;
+ refnum = last_ref_num++ & 0x7fffU;
- chan->callref = 0;
- chan->layer2link = 0;
- chan->snum = 0;
- chan->s_refnum = refnum;
+ chan->callref = 0;
+ chan->layer2link = 0;
+ chan->snum = 0;
+ chan->s_refnum = refnum;
- pcbit_l2_write(dev, MSG_CONN_REQ, refnum, skb, len);
+ pcbit_l2_write(dev, MSG_CONN_REQ, refnum, skb, len);
}
/*
* rcv CONNECT
* will go into ACTIVE state
* send CONN_ACTIVE_RESP
- * send Select protocol request
+ * send Select protocol request
*/
-void cb_out_2(struct pcbit_dev * dev, struct pcbit_chan* chan,
- struct callb_data *data)
+void cb_out_2(struct pcbit_dev *dev, struct pcbit_chan *chan,
+ struct callb_data *data)
{
- isdn_ctrl ictl;
- struct sk_buff *skb;
+ isdn_ctrl ictl;
+ struct sk_buff *skb;
int len;
- ushort refnum;
+ ushort refnum;
- if ((len=capi_conn_active_resp(chan, &skb)) < 0)
- {
- printk("capi_conn_active_req failed\n");
- return;
- }
+ if ((len = capi_conn_active_resp(chan, &skb)) < 0)
+ {
+ printk("capi_conn_active_req failed\n");
+ return;
+ }
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
+ refnum = last_ref_num++ & 0x7fffU;
+ chan->s_refnum = refnum;
- pcbit_l2_write(dev, MSG_CONN_ACTV_RESP, refnum, skb, len);
+ pcbit_l2_write(dev, MSG_CONN_ACTV_RESP, refnum, skb, len);
- ictl.command = ISDN_STAT_DCONN;
- ictl.driver=dev->id;
- ictl.arg=chan->id;
- dev->dev_if->statcallb(&ictl);
+ ictl.command = ISDN_STAT_DCONN;
+ ictl.driver = dev->id;
+ ictl.arg = chan->id;
+ dev->dev_if->statcallb(&ictl);
- /* ACTIVE D-channel */
+ /* ACTIVE D-channel */
- /* Select protocol */
+ /* Select protocol */
- if ((len=capi_select_proto_req(chan, &skb, 1 /*outgoing*/)) < 0) {
- printk("capi_select_proto_req failed\n");
- return;
- }
+ if ((len = capi_select_proto_req(chan, &skb, 1 /*outgoing*/)) < 0) {
+ printk("capi_select_proto_req failed\n");
+ return;
+ }
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
+ refnum = last_ref_num++ & 0x7fffU;
+ chan->s_refnum = refnum;
- pcbit_l2_write(dev, MSG_SELP_REQ, refnum, skb, len);
+ pcbit_l2_write(dev, MSG_SELP_REQ, refnum, skb, len);
}
@@ -127,22 +127,22 @@ void cb_out_2(struct pcbit_dev * dev, struct pcbit_chan* chan,
* inform user
*/
-void cb_in_1(struct pcbit_dev * dev, struct pcbit_chan* chan,
- struct callb_data *cbdata)
+void cb_in_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
+ struct callb_data *cbdata)
{
- isdn_ctrl ictl;
- unsigned short refnum;
- struct sk_buff *skb;
+ isdn_ctrl ictl;
+ unsigned short refnum;
+ struct sk_buff *skb;
int len;
- ictl.command = ISDN_STAT_ICALL;
- ictl.driver=dev->id;
- ictl.arg=chan->id;
-
- /*
- * ictl.num >= strlen() + strlen() + 5
- */
+ ictl.command = ISDN_STAT_ICALL;
+ ictl.driver = dev->id;
+ ictl.arg = chan->id;
+
+ /*
+ * ictl.num >= strlen() + strlen() + 5
+ */
if (cbdata->data.setup.CallingPN == NULL) {
printk(KERN_DEBUG "NULL CallingPN to phone; using 0\n");
@@ -167,18 +167,18 @@ void cb_in_1(struct pcbit_dev * dev, struct pcbit_chan* chan,
printk(KERN_DEBUG "statstr: %s\n", ictl.num);
#endif
- dev->dev_if->statcallb(&ictl);
+ dev->dev_if->statcallb(&ictl);
+
-
- if ((len=capi_conn_resp(chan, &skb)) < 0) {
- printk(KERN_DEBUG "capi_conn_resp failed\n");
- return;
+ if ((len = capi_conn_resp(chan, &skb)) < 0) {
+ printk(KERN_DEBUG "capi_conn_resp failed\n");
+ return;
}
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
+ refnum = last_ref_num++ & 0x7fffU;
+ chan->s_refnum = refnum;
- pcbit_l2_write(dev, MSG_CONN_RESP, refnum, skb, len);
+ pcbit_l2_write(dev, MSG_CONN_RESP, refnum, skb, len);
}
/*
@@ -187,24 +187,24 @@ void cb_in_1(struct pcbit_dev * dev, struct pcbit_chan* chan,
* send CONNECT message CONNECT_ACTIVE_REQ in CAPI
*/
-void cb_in_2(struct pcbit_dev * dev, struct pcbit_chan* chan,
+void cb_in_2(struct pcbit_dev *dev, struct pcbit_chan *chan,
struct callb_data *data)
{
- unsigned short refnum;
+ unsigned short refnum;
struct sk_buff *skb;
- int len;
-
- if ((len = capi_conn_active_req(chan, &skb)) < 0) {
- printk(KERN_DEBUG "capi_conn_active_req failed\n");
- return;
- }
+ int len;
+
+ if ((len = capi_conn_active_req(chan, &skb)) < 0) {
+ printk(KERN_DEBUG "capi_conn_active_req failed\n");
+ return;
+ }
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
+ refnum = last_ref_num++ & 0x7fffU;
+ chan->s_refnum = refnum;
printk(KERN_DEBUG "sending MSG_CONN_ACTV_REQ\n");
- pcbit_l2_write(dev, MSG_CONN_ACTV_REQ, refnum, skb, len);
+ pcbit_l2_write(dev, MSG_CONN_ACTV_REQ, refnum, skb, len);
}
/*
@@ -213,23 +213,23 @@ void cb_in_2(struct pcbit_dev * dev, struct pcbit_chan* chan,
*
*/
-void cb_in_3(struct pcbit_dev * dev, struct pcbit_chan* chan,
+void cb_in_3(struct pcbit_dev *dev, struct pcbit_chan *chan,
struct callb_data *data)
{
- unsigned short refnum;
- struct sk_buff *skb;
+ unsigned short refnum;
+ struct sk_buff *skb;
int len;
-
- if ((len = capi_select_proto_req(chan, &skb, 0 /*incoming*/)) < 0)
- {
- printk("capi_select_proto_req failed\n");
- return;
- }
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
+ if ((len = capi_select_proto_req(chan, &skb, 0 /*incoming*/)) < 0)
+ {
+ printk("capi_select_proto_req failed\n");
+ return;
+ }
+
+ refnum = last_ref_num++ & 0x7fffU;
+ chan->s_refnum = refnum;
- pcbit_l2_write(dev, MSG_SELP_REQ, refnum, skb, len);
+ pcbit_l2_write(dev, MSG_SELP_REQ, refnum, skb, len);
}
@@ -239,52 +239,52 @@ void cb_in_3(struct pcbit_dev * dev, struct pcbit_chan* chan,
* send disconnect resp
* send msg to user
*/
-void cb_disc_1(struct pcbit_dev * dev, struct pcbit_chan* chan,
+void cb_disc_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
struct callb_data *data)
{
- struct sk_buff *skb;
+ struct sk_buff *skb;
int len;
- ushort refnum;
- isdn_ctrl ictl;
-
- if ((len = capi_disc_resp(chan, &skb)) < 0) {
- printk("capi_disc_resp failed\n");
- return;
- }
-
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
-
- pcbit_l2_write(dev, MSG_DISC_RESP, refnum, skb, len);
-
- ictl.command = ISDN_STAT_BHUP;
- ictl.driver=dev->id;
- ictl.arg=chan->id;
- dev->dev_if->statcallb(&ictl);
+ ushort refnum;
+ isdn_ctrl ictl;
+
+ if ((len = capi_disc_resp(chan, &skb)) < 0) {
+ printk("capi_disc_resp failed\n");
+ return;
+ }
+
+ refnum = last_ref_num++ & 0x7fffU;
+ chan->s_refnum = refnum;
+
+ pcbit_l2_write(dev, MSG_DISC_RESP, refnum, skb, len);
+
+ ictl.command = ISDN_STAT_BHUP;
+ ictl.driver = dev->id;
+ ictl.arg = chan->id;
+ dev->dev_if->statcallb(&ictl);
}
-
+
/*
* User HANGUP on active/call proceeding state
* send disc.req
*/
-void cb_disc_2(struct pcbit_dev * dev, struct pcbit_chan* chan,
+void cb_disc_2(struct pcbit_dev *dev, struct pcbit_chan *chan,
struct callb_data *data)
{
- struct sk_buff *skb;
+ struct sk_buff *skb;
int len;
- ushort refnum;
+ ushort refnum;
- if ((len = capi_disc_req(chan->callref, &skb, CAUSE_NORMAL)) < 0)
- {
- printk("capi_disc_req failed\n");
- return;
- }
+ if ((len = capi_disc_req(chan->callref, &skb, CAUSE_NORMAL)) < 0)
+ {
+ printk("capi_disc_req failed\n");
+ return;
+ }
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
+ refnum = last_ref_num++ & 0x7fffU;
+ chan->s_refnum = refnum;
- pcbit_l2_write(dev, MSG_DISC_REQ, refnum, skb, len);
+ pcbit_l2_write(dev, MSG_DISC_REQ, refnum, skb, len);
}
/*
@@ -292,18 +292,18 @@ void cb_disc_2(struct pcbit_dev * dev, struct pcbit_chan* chan,
* Problem: when the HL driver sends the disc req itself
* LL receives BHUP
*/
-void cb_disc_3(struct pcbit_dev * dev, struct pcbit_chan* chan,
+void cb_disc_3(struct pcbit_dev *dev, struct pcbit_chan *chan,
struct callb_data *data)
{
- isdn_ctrl ictl;
+ isdn_ctrl ictl;
- ictl.command = ISDN_STAT_BHUP;
- ictl.driver=dev->id;
- ictl.arg=chan->id;
- dev->dev_if->statcallb(&ictl);
+ ictl.command = ISDN_STAT_BHUP;
+ ictl.driver = dev->id;
+ ictl.arg = chan->id;
+ dev->dev_if->statcallb(&ictl);
}
-void cb_notdone(struct pcbit_dev * dev, struct pcbit_chan* chan,
+void cb_notdone(struct pcbit_dev *dev, struct pcbit_chan *chan,
struct callb_data *data)
{
}
@@ -311,38 +311,35 @@ void cb_notdone(struct pcbit_dev * dev, struct pcbit_chan* chan,
/*
* send activate b-chan protocol
*/
-void cb_selp_1(struct pcbit_dev * dev, struct pcbit_chan* chan,
- struct callb_data *data)
+void cb_selp_1(struct pcbit_dev *dev, struct pcbit_chan *chan,
+ struct callb_data *data)
{
- struct sk_buff *skb;
+ struct sk_buff *skb;
int len;
- ushort refnum;
+ ushort refnum;
- if ((len = capi_activate_transp_req(chan, &skb)) < 0)
- {
- printk("capi_conn_activate_transp_req failed\n");
- return;
- }
+ if ((len = capi_activate_transp_req(chan, &skb)) < 0)
+ {
+ printk("capi_conn_activate_transp_req failed\n");
+ return;
+ }
- refnum = last_ref_num++ & 0x7fffU;
- chan->s_refnum = refnum;
+ refnum = last_ref_num++ & 0x7fffU;
+ chan->s_refnum = refnum;
- pcbit_l2_write(dev, MSG_ACT_TRANSP_REQ, refnum, skb, len);
+ pcbit_l2_write(dev, MSG_ACT_TRANSP_REQ, refnum, skb, len);
}
/*
* Inform User that the B-channel is available
*/
-void cb_open(struct pcbit_dev * dev, struct pcbit_chan* chan,
- struct callb_data *data)
+void cb_open(struct pcbit_dev *dev, struct pcbit_chan *chan,
+ struct callb_data *data)
{
- isdn_ctrl ictl;
+ isdn_ctrl ictl;
- ictl.command = ISDN_STAT_BCONN;
- ictl.driver=dev->id;
- ictl.arg=chan->id;
- dev->dev_if->statcallb(&ictl);
+ ictl.command = ISDN_STAT_BCONN;
+ ictl.driver = dev->id;
+ ictl.arg = chan->id;
+ dev->dev_if->statcallb(&ictl);
}
-
-
-