diff options
Diffstat (limited to 'drivers/isdn/i4l/isdn_net.c')
| -rw-r--r-- | drivers/isdn/i4l/isdn_net.c | 1498 |
1 files changed, 749 insertions, 749 deletions
diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c index 802ab87a78b6..babc621a07fb 100644 --- a/drivers/isdn/i4l/isdn_net.c +++ b/drivers/isdn/i4l/isdn_net.c @@ -9,7 +9,7 @@ * This software may be used and distributed according to the terms * of the GNU General Public License, incorporated herein by reference. * - * Data Over Voice (DOV) support added - Guy Ellis 23-Mar-02 + * Data Over Voice (DOV) support added - Guy Ellis 23-Mar-02 * guy@traverse.com.au * Outgoing calls - looks for a 'V' in first char of dialed number * Incoming calls - checks first character of eaz as follows: @@ -18,7 +18,7 @@ * 'B' - accept BOTH DATA and DOV types * * Jan 2001: fix CISCO HDLC Bjoern A. Zeeb <i4l@zabbadoz.net> - * for info on the protocol, see + * for info on the protocol, see * http://i4l.zabbadoz.net/i4l/cisco-hdlc.txt */ @@ -40,7 +40,7 @@ /* - * Outline of new tbusy handling: + * Outline of new tbusy handling: * * Old method, roughly spoken, consisted of setting tbusy when entering * isdn_net_start_xmit() and at several other locations and clearing @@ -59,14 +59,14 @@ * Most of the changes were pretty obvious and basically done by HE already. * * One problem of the isdn net device code is that is uses struct net_device - * for masters and slaves. However, only master interface are registered to - * the network layer, and therefore, it only makes sense to call netif_* + * for masters and slaves. However, only master interface are registered to + * the network layer, and therefore, it only makes sense to call netif_* * functions on them. * * --KG */ -/* +/* * Find out if the netdevice has been ifup-ed yet. * For slaves, look at the corresponding master. */ @@ -74,8 +74,8 @@ static __inline__ int isdn_net_device_started(isdn_net_dev *n) { isdn_net_local *lp = n->local; struct net_device *dev; - - if (lp->master) + + if (lp->master) dev = lp->master; else dev = n->dev; @@ -88,7 +88,7 @@ static __inline__ int isdn_net_device_started(isdn_net_dev *n) */ static __inline__ void isdn_net_device_wake_queue(isdn_net_local *lp) { - if (lp->master) + if (lp->master) netif_wake_queue(lp->master); else netif_wake_queue(lp->netdev->dev); @@ -108,7 +108,7 @@ static __inline__ void isdn_net_device_stop_queue(isdn_net_local *lp) /* * find out if the net_device which this lp belongs to (lp can be - * master or slave) is busy. It's busy iff all (master and slave) + * master or slave) is busy. It's busy iff all (master and slave) * queues are busy */ static __inline__ int isdn_net_device_busy(isdn_net_local *lp) @@ -124,7 +124,7 @@ static __inline__ int isdn_net_device_busy(isdn_net_local *lp) nd = ISDN_MASTER_PRIV(lp)->netdev; else nd = lp->netdev; - + spin_lock_irqsave(&nd->queue_lock, flags); nlp = lp->next; while (nlp != lp) { @@ -155,7 +155,7 @@ static __inline__ void isdn_net_dec_frame_cnt(isdn_net_local *lp) } else { isdn_net_device_wake_queue(lp); } - } + } } static __inline__ void isdn_net_zero_frame_cnt(isdn_net_local *lp) @@ -163,36 +163,36 @@ static __inline__ void isdn_net_zero_frame_cnt(isdn_net_local *lp) atomic_set(&lp->frame_cnt, 0); } -/* For 2.2.x we leave the transmitter busy timeout at 2 secs, just +/* For 2.2.x we leave the transmitter busy timeout at 2 secs, just * to be safe. * For 2.3.x we push it up to 20 secs, because call establishment - * (in particular callback) may take such a long time, and we + * (in particular callback) may take such a long time, and we * don't want confusing messages in the log. However, there is a slight * possibility that this large timeout will break other things like MPPP, * which might rely on the tx timeout. If so, we'll find out this way... */ -#define ISDN_NET_TX_TIMEOUT (20*HZ) +#define ISDN_NET_TX_TIMEOUT (20 * HZ) /* Prototypes */ static int isdn_net_force_dial_lp(isdn_net_local *); static netdev_tx_t isdn_net_start_xmit(struct sk_buff *, - struct net_device *); + struct net_device *); static void isdn_net_ciscohdlck_connected(isdn_net_local *lp); static void isdn_net_ciscohdlck_disconnected(isdn_net_local *lp); char *isdn_net_revision = "$Revision: 1.1.2.2 $"; - /* - * Code for raw-networking over ISDN - */ +/* + * Code for raw-networking over ISDN + */ static void isdn_net_unreachable(struct net_device *dev, struct sk_buff *skb, char *reason) { - if(skb) { + if (skb) { u_short proto = ntohs(skb->protocol); @@ -200,13 +200,13 @@ isdn_net_unreachable(struct net_device *dev, struct sk_buff *skb, char *reason) dev->name, (reason != NULL) ? reason : "unknown", (proto != ETH_P_IP) ? "Protocol != ETH_P_IP" : ""); - + dst_link_failure(skb); } else { /* dial not triggered by rawIP packet */ printk(KERN_DEBUG "isdn_net: %s: %s\n", - dev->name, - (reason != NULL) ? reason : "reason unknown"); + dev->name, + (reason != NULL) ? reason : "reason unknown"); } } @@ -214,14 +214,14 @@ static void isdn_net_reset(struct net_device *dev) { #ifdef CONFIG_ISDN_X25 - struct concap_device_ops * dops = - ((isdn_net_local *) netdev_priv(dev))->dops; - struct concap_proto * cprot = - ((isdn_net_local *) netdev_priv(dev))->netdev->cprot; + struct concap_device_ops *dops = + ((isdn_net_local *)netdev_priv(dev))->dops; + struct concap_proto *cprot = + ((isdn_net_local *)netdev_priv(dev))->netdev->cprot; #endif #ifdef CONFIG_ISDN_X25 - if( cprot && cprot -> pops && dops ) - cprot -> pops -> restart ( cprot, dev, dops ); + if (cprot && cprot->pops && dops) + cprot->pops->restart(cprot, dev, dops); #endif } @@ -248,7 +248,7 @@ isdn_net_open(struct net_device *dev) */ struct in_ifaddr *ifa = in_dev->ifa_list; if (ifa != NULL) - memcpy(dev->dev_addr+2, &ifa->ifa_local, 4); + memcpy(dev->dev_addr + 2, &ifa->ifa_local, 4); } /* If this interface has slaves, start them also */ @@ -267,7 +267,7 @@ isdn_net_open(struct net_device *dev) * Assign an ISDN-channel to a net-interface */ static void -isdn_net_bind_channel(isdn_net_local * lp, int idx) +isdn_net_bind_channel(isdn_net_local *lp, int idx) { lp->flags |= ISDN_NET_CONNECTED; lp->isdn_device = dev->drvmap[idx]; @@ -280,7 +280,7 @@ isdn_net_bind_channel(isdn_net_local * lp, int idx) * unbind a net-interface (resets interface after an error) */ static void -isdn_net_unbind_channel(isdn_net_local * lp) +isdn_net_unbind_channel(isdn_net_local *lp) { skb_queue_purge(&lp->super_tx_queue); @@ -288,7 +288,7 @@ isdn_net_unbind_channel(isdn_net_local * lp) /* Moral equivalent of dev_purge_queues(): BEWARE! This chunk of code cannot be called from hardware interrupt handler. I hope it is true. --ANK - */ + */ qdisc_reset_all_tx(lp->netdev->dev); } lp->dialstate = 0; @@ -368,7 +368,7 @@ isdn_net_autohup(void) isdn_net_hangup(p->dev); } - if(dev->global_flags & ISDN_GLOBAL_STOPPED || (ISDN_NET_DIALMODE(*l) == ISDN_NET_DM_OFF)) { + if (dev->global_flags & ISDN_GLOBAL_STOPPED || (ISDN_NET_DIALMODE(*l) == ISDN_NET_DM_OFF)) { isdn_net_hangup(p->dev); break; } @@ -403,143 +403,143 @@ isdn_net_stat_callback(int idx, isdn_ctrl *c) struct concap_proto_ops *pops = cprot ? cprot->pops : NULL; #endif switch (cmd) { - case ISDN_STAT_BSENT: - /* A packet has successfully been sent out */ - if ((lp->flags & ISDN_NET_CONNECTED) && - (!lp->dialstate)) { - isdn_net_dec_frame_cnt(lp); - lp->stats.tx_packets++; - lp->stats.tx_bytes += c->parm.length; - } + case ISDN_STAT_BSENT: + /* A packet has successfully been sent out */ + if ((lp->flags & ISDN_NET_CONNECTED) && + (!lp->dialstate)) { + isdn_net_dec_frame_cnt(lp); + lp->stats.tx_packets++; + lp->stats.tx_bytes += c->parm.length; + } + return 1; + case ISDN_STAT_DCONN: + /* D-Channel is up */ + switch (lp->dialstate) { + case 4: + case 7: + case 8: + lp->dialstate++; return 1; - case ISDN_STAT_DCONN: - /* D-Channel is up */ - switch (lp->dialstate) { - case 4: - case 7: - case 8: - lp->dialstate++; - return 1; - case 12: - lp->dialstate = 5; - return 1; - } - break; - case ISDN_STAT_DHUP: - /* Either D-Channel-hangup or error during dialout */ + case 12: + lp->dialstate = 5; + return 1; + } + break; + case ISDN_STAT_DHUP: + /* Either D-Channel-hangup or error during dialout */ #ifdef CONFIG_ISDN_X25 - /* If we are not connencted then dialing had - failed. If there are generic encap protocol - receiver routines signal the closure of - the link*/ - - if( !(lp->flags & ISDN_NET_CONNECTED) - && pops && pops -> disconn_ind ) - pops -> disconn_ind(cprot); + /* If we are not connencted then dialing had + failed. If there are generic encap protocol + receiver routines signal the closure of + the link*/ + + if (!(lp->flags & ISDN_NET_CONNECTED) + && pops && pops->disconn_ind) + pops->disconn_ind(cprot); #endif /* CONFIG_ISDN_X25 */ - if ((!lp->dialstate) && (lp->flags & ISDN_NET_CONNECTED)) { - if (lp->p_encap == ISDN_NET_ENCAP_CISCOHDLCK) - isdn_net_ciscohdlck_disconnected(lp); + if ((!lp->dialstate) && (lp->flags & ISDN_NET_CONNECTED)) { + if (lp->p_encap == ISDN_NET_ENCAP_CISCOHDLCK) + isdn_net_ciscohdlck_disconnected(lp); #ifdef CONFIG_ISDN_PPP - if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP) - isdn_ppp_free(lp); + if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP) + isdn_ppp_free(lp); #endif - isdn_net_lp_disconnected(lp); - isdn_all_eaz(lp->isdn_device, lp->isdn_channel); - printk(KERN_INFO "%s: remote hangup\n", p->dev->name); - printk(KERN_INFO "%s: Chargesum is %d\n", p->dev->name, - lp->charge); - isdn_net_unbind_channel(lp); - return 1; - } - break; + isdn_net_lp_disconnected(lp); + isdn_all_eaz(lp->isdn_device, lp->isdn_channel); + printk(KERN_INFO "%s: remote hangup\n", p->dev->name); + printk(KERN_INFO "%s: Chargesum is %d\n", p->dev->name, + lp->charge); + isdn_net_unbind_channel(lp); + return 1; + } + break; #ifdef CONFIG_ISDN_X25 - case ISDN_STAT_BHUP: - /* B-Channel-hangup */ - /* try if there are generic encap protocol - receiver routines and signal the closure of - the link */ - if( pops && pops -> disconn_ind ){ - pops -> disconn_ind(cprot); - return 1; - } - break; + case ISDN_STAT_BHUP: + /* B-Channel-hangup */ + /* try if there are generic encap protocol + receiver routines and signal the closure of + the link */ + if (pops && pops->disconn_ind) { + pops->disconn_ind(cprot); + return 1; + } + break; #endif /* CONFIG_ISDN_X25 */ - case ISDN_STAT_BCONN: - /* B-Channel is up */ - isdn_net_zero_frame_cnt(lp); - switch (lp->dialstate) { - case 5: - case 6: - case 7: - case 8: - case 9: - case 10: - case 12: - if (lp->dialstate <= 6) { - dev->usage[idx] |= ISDN_USAGE_OUTGOING; - isdn_info_update(); - } else - dev->rx_netdev[idx] = p; - lp->dialstate = 0; - isdn_timer_ctrl(ISDN_TIMER_NETHANGUP, 1); - if (lp->p_encap == ISDN_NET_ENCAP_CISCOHDLCK) - isdn_net_ciscohdlck_connected(lp); - if (lp->p_encap != ISDN_NET_ENCAP_SYNCPPP) { - if (lp->master) { /* is lp a slave? */ - isdn_net_dev *nd = ISDN_MASTER_PRIV(lp)->netdev; - isdn_net_add_to_bundle(nd, lp); - } - } - printk(KERN_INFO "isdn_net: %s connected\n", p->dev->name); - /* If first Chargeinfo comes before B-Channel connect, - * we correct the timestamp here. - */ - lp->chargetime = jiffies; + case ISDN_STAT_BCONN: + /* B-Channel is up */ + isdn_net_zero_frame_cnt(lp); + switch (lp->dialstate) { + case 5: + case 6: + case 7: + case 8: + case 9: + case 10: + case 12: + if (lp->dialstate <= 6) { + dev->usage[idx] |= ISDN_USAGE_OUTGOING; + isdn_info_update(); + } else + dev->rx_netdev[idx] = p; + lp->dialstate = 0; + isdn_timer_ctrl(ISDN_TIMER_NETHANGUP, 1); + if (lp->p_encap == ISDN_NET_ENCAP_CISCOHDLCK) + isdn_net_ciscohdlck_connected(lp); + if (lp->p_encap != ISDN_NET_ENCAP_SYNCPPP) { + if (lp->master) { /* is lp a slave? */ + isdn_net_dev *nd = ISDN_MASTER_PRIV(lp)->netdev; + isdn_net_add_to_bundle(nd, lp); + } + } + printk(KERN_INFO "isdn_net: %s connected\n", p->dev->name); + /* If first Chargeinfo comes before B-Channel connect, + * we correct the timestamp here. + */ + lp->chargetime = jiffies; - /* reset dial-timeout */ - lp->dialstarted = 0; - lp->dialwait_timer = 0; + /* reset dial-timeout */ + lp->dialstarted = 0; + lp->dialwait_timer = 0; #ifdef CONFIG_ISDN_PPP - if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP) - isdn_ppp_wakeup_daemon(lp); + if (lp->p_encap == ISDN_NET_ENCAP_SYNCPPP) + isdn_ppp_wakeup_daemon(lp); #endif #ifdef CONFIG_ISDN_X25 - /* try if there are generic concap receiver routines */ - if( pops ) - if( pops->connect_ind) - pops->connect_ind(cprot); + /* try if there are generic concap receiver routines */ + if (pops) + if (pops->connect_ind) + pops->connect_ind(cprot); #endif /* CONFIG_ISDN_X25 */ - /* ppp needs to do negotiations first */ - if (lp->p_encap != ISDN_NET_ENCAP_SYNCPPP) - isdn_net_device_wake_queue(lp); - return 1; - } - break; - case ISDN_STAT_NODCH: - /* No D-Channel avail. */ - if (lp->dialstate == 4) { - lp->dialstate--; - return 1; - } - break; - case ISDN_STAT_CINF: - /* Charge-info from TelCo. Calculate interval between - * charge-infos and set timestamp for last info for - * usage by isdn_net_autohup() - */ - lp->charge++; - if (lp->hupflags & ISDN_HAVECHARGE) { - lp->hupflags &= ~ISDN_WAITCHARGE; - lp->chargeint = jiffies - lp->chargetime - (2 * HZ); - } - if (lp->hupflags & ISDN_WAITCHARGE) - lp->hupflags |= ISDN_HAVECHARGE; - lp->chargetime = jiffies; - printk(KERN_DEBUG "isdn_net: Got CINF chargetime of %s now %lu\n", - p->dev->name, lp->chargetime); + /* ppp needs to do negotiations first */ + if (lp->p_encap != ISDN_NET_ENCAP_SYNCPPP) + isdn_net_device_wake_queue(lp); return 1; + } + break; + case ISDN_STAT_NODCH: + /* No D-Channel avail. */ + if (lp->dialstate == 4) { + lp->dialstate--; + return 1; + } + break; + case ISDN_STAT_CINF: + /* Charge-info from TelCo. Calculate interval between + * charge-infos and set timestamp for last info for + * usage by isdn_net_autohup() + */ + lp->charge++; + if (lp->hupflags & ISDN_HAVECHARGE) { + lp->hupflags &= ~ISDN_WAITCHARGE; + lp->chargeint = jiffies - lp->chargetime - (2 * HZ); + } + if (lp->hupflags & ISDN_WAITCHARGE) + lp->hupflags |= ISDN_HAVECHARGE; + lp->chargetime = jiffies; + printk(KERN_DEBUG "isdn_net: Got CINF chargetime of %s now %lu\n", + p->dev->name, lp->chargetime); + return 1; } } return 0; @@ -562,7 +562,7 @@ isdn_net_dial(void) int anymore = 0; int i; isdn_ctrl cmd; - u_char *phone_number; + u_char *phone_number; while (p) { isdn_net_local *lp = p->local; @@ -572,249 +572,249 @@ isdn_net_dial(void) printk(KERN_DEBUG "%s: dialstate=%d\n", p->dev->name, lp->dialstate); #endif switch (lp->dialstate) { - case 0: - /* Nothing to do for this interface */ + case 0: + /* Nothing to do for this interface */ + break; + case 1: + /* Initiate dialout. Set phone-number-pointer to first number + * of interface. + */ + lp->dial = lp->phone[1]; + if (!lp->dial) { + printk(KERN_WARNING "%s: phone number deleted?\n", + p->dev->name); + isdn_net_hangup(p->dev); break; - case 1: - /* Initiate dialout. Set phone-number-pointer to first number - * of interface. - */ - lp->dial = lp->phone[1]; - if (!lp->dial) { - printk(KERN_WARNING "%s: phone number deleted?\n", - p->dev->name); - isdn_net_hangup(p->dev); - break; + } + anymore = 1; + + if (lp->dialtimeout > 0) + if (lp->dialstarted == 0 || time_after(jiffies, lp->dialstarted + lp->dialtimeout + lp->dialwait)) { + lp->dialstarted = jiffies; + lp->dialwait_timer = 0; } - anymore = 1; - if(lp->dialtimeout > 0) - if(lp->dialstarted == 0 || time_after(jiffies, lp->dialstarted + lp->dialtimeout + lp->dialwait)) { - lp->dialstarted = jiffies; - lp->dialwait_timer = 0; + lp->dialstate++; + /* Fall through */ + case 2: + /* Prepare dialing. Clear EAZ, then set EAZ. */ + cmd.driver = lp->isdn_device; + cmd.arg = lp->isdn_channel; + cmd.command = ISDN_CMD_CLREAZ; + isdn_command(&cmd); + sprintf(cmd.parm.num, "%s", isdn_map_eaz2msn(lp->msn, cmd.driver)); + cmd.command = ISDN_CMD_SETEAZ; + isdn_command(&cmd); + lp->dialretry = 0; + anymore = 1; + lp->dialstate++; + /* Fall through */ + case 3: + /* Setup interface, dial current phone-number, switch to next number. + * If list of phone-numbers is exhausted, increment + * retry-counter. + */ + if (dev->global_flags & ISDN_GLOBAL_STOPPED || (ISDN_NET_DIALMODE(*lp) == ISDN_NET_DM_OFF)) { + char *s; + if (dev->global_flags & ISDN_GLOBAL_STOPPED) + s = "dial suppressed: isdn system stopped"; + else + s = "dial suppressed: dialmode `off'"; + isdn_net_unreachable(p->dev, NULL, s); + isdn_net_hangup(p->dev); + break; + } + cmd.driver = lp->isdn_device; + cmd.command = ISDN_CMD_SETL2; + cmd.arg = lp->isdn_channel + (lp->l2_proto << 8); + isdn_command(&cmd); + cmd.driver = lp->isdn_device; + cmd.command = ISDN_CMD_SETL3; + cmd.arg = lp->isdn_channel + (lp->l3_proto << 8); + isdn_command(&cmd); + cmd.driver = lp->isdn_device; + cmd.arg = lp->isdn_channel; + if (!lp->dial) { + printk(KERN_WARNING "%s: phone number deleted?\n", + p->dev->name); + isdn_net_hangup(p->dev); + break; + } + if (!strncmp(lp->dial->num, "LEASED", strlen("LEASED"))) { + lp->dialstate = 4; + printk(KERN_INFO "%s: Open leased line ...\n", p->dev->name); + } else { + if (lp->dialtimeout > 0) + if (time_after(jiffies, lp->dialstarted + lp->dialtimeout)) { + lp->dialwait_timer = jiffies + lp->dialwait; + lp->dialstarted = 0; + isdn_net_unreachable(p->dev, NULL, "dial: timed out"); + isdn_net_hangup(p->dev); + break; } - lp->dialstate++; - /* Fall through */ - case 2: - /* Prepare dialing. Clear EAZ, then set EAZ. */ - cmd.driver = lp->isdn_device; - cmd.arg = lp->isdn_channel; - cmd.command = ISDN_CMD_CLREAZ; - isdn_command(&cmd); - sprintf(cmd.parm.num, "%s", isdn_map_eaz2msn(lp->msn, cmd.driver)); - cmd.command = ISDN_CMD_SETEAZ; - isdn_command(&cmd); - lp->dialretry = 0; - anymore = 1; - lp->dialstate++; - /* Fall through */ - case 3: - /* Setup interface, dial current phone-number, switch to next number. - * If list of phone-numbers is exhausted, increment - * retry-counter. - */ - if(dev->global_flags & ISDN_GLOBAL_STOPPED || (ISDN_NET_DIALMODE(*lp) == ISDN_NET_DM_OFF)) { - char *s; - if (dev->global_flags & ISDN_GLOBAL_STOPPED) - s = "dial suppressed: isdn system stopped"; - else - s = "dial suppressed: dialmode `off'"; - isdn_net_unreachable(p->dev, NULL, s); - isdn_net_hangup(p->dev); - break; - } - cmd.driver = lp->isdn_device; - cmd.command = ISDN_CMD_SETL2; - cmd.arg = lp->isdn_channel + (lp->l2_proto << 8); - isdn_command(&cmd); - cmd.driver = lp->isdn_device; - cmd.command = ISDN_CMD_SETL3; - cmd.arg = lp->isdn_channel + (lp->l3_proto << 8); - isdn_command(&cmd); cmd.driver = lp->isdn_device; - cmd.arg = lp->isdn_channel; - if (!lp->dial) { - printk(KERN_WARNING "%s: phone number deleted?\n", - p->dev->name); - isdn_net_hangup(p->dev); - break; + cmd.command = ISDN_CMD_DIAL; + cmd.parm.setup.si2 = 0; + + /* check for DOV */ + phone_number = lp->dial->num; + if ((*phone_number == 'v') || + (*phone_number == 'V')) { /* DOV call */ + cmd.parm.setup.si1 = 1; + } else { /* DATA call */ + cmd.parm.setup.si1 = 7; } - if (!strncmp(lp->dial->num, "LEASED", strlen("LEASED"))) { - lp->dialstate = 4; - printk(KERN_INFO "%s: Open leased line ...\n", p->dev->name); - } else { - if(lp->dialtimeout > 0) - if (time_after(jiffies, lp->dialstarted + lp->dialtimeout)) { - lp->dialwait_timer = jiffies + lp->dialwait; - lp->dialstarted = 0; - isdn_net_unreachable(p->dev, NULL, "dial: timed out"); - isdn_net_hangup(p->dev); - break; - } - cmd.driver = lp->isdn_device; - cmd.command = ISDN_CMD_DIAL; - cmd.parm.setup.si2 = 0; - - /* check for DOV */ - phone_number = lp->dial->num; - if ((*phone_number == 'v') || - (*phone_number == 'V')) { /* DOV call */ - cmd.parm.setup.si1 = 1; - } else { /* DATA call */ - cmd.parm.setup.si1 = 7; - } + strcpy(cmd.parm.setup.phone, phone_number); + /* + * Switch to next number or back to start if at end of list. + */ + if (!(lp->dial = (isdn_net_phone *) lp->dial->next)) { + lp->dial = lp->phone[1]; + lp->dialretry++; - strcpy(cmd.parm.setup.phone, phone_number); - /* - * Switch to next number or back to start if at end of list. - */ - if (!(lp->dial = (isdn_net_phone *) lp->dial->next)) { - lp->dial = lp->phone[1]; - lp->dialretry++; - - if (lp->dialretry > lp->dialmax) { - if (lp->dialtimeout == 0) { - lp->dialwait_timer = jiffies + lp->dialwait; - lp->dialstarted = 0; - isdn_net_unreachable(p->dev, NULL, "dial: tried all numbers dialmax times"); - } - isdn_net_hangup(p->dev); - break; + if (lp->dialretry > lp->dialmax) { + if (lp->dialtimeout == 0) { + lp->dialwait_timer = jiffies + lp->dialwait; + lp->dialstarted = 0; + isdn_net_unreachable(p->dev, NULL, "dial: tried all numbers dialmax times"); } + isdn_net_hangup(p->dev); + break; } - sprintf(cmd.parm.setup.eazmsn, "%s", - isdn_map_eaz2msn(lp->msn, cmd.driver)); - i = isdn_dc2minor(lp->isdn_device, lp->isdn_channel); - if (i >= 0) { - strcpy(dev->num[i], cmd.parm.setup.phone); - dev->usage[i] |= ISDN_USAGE_OUTGOING; - isdn_info_update(); - } - printk(KERN_INFO "%s: dialing %d %s... %s\n", p->dev->name, - lp->dialretry, cmd.parm.setup.phone, - (cmd.parm.setup.si1 == 1) ? "DOV" : ""); - lp->dtimer = 0; -#ifdef ISDN_DEBUG_NET_DIAL - printk(KERN_DEBUG "dial: d=%d c=%d\n", lp->isdn_device, - lp->isdn_channel); -#endif - isdn_command(&cmd); } - lp->huptimer = 0; - lp->outgoing = 1; - if (lp->chargeint) { - lp->hupflags |= ISDN_HAVECHARGE; - lp->hupflags &= ~ISDN_WAITCHARGE; - } else { - lp->hupflags |= ISDN_WAITCHARGE; - lp->hupflags &= ~ISDN_HAVECHARGE; + sprintf(cmd.parm.setup.eazmsn, "%s", + isdn_map_eaz2msn(lp->msn, cmd.driver)); + i = isdn_dc2minor(lp->isdn_device, lp->isdn_channel); + if (i >= 0) { + strcpy(dev->num[i], cmd.parm.setup.phone); + dev->usage[i] |= ISDN_USAGE_OUTGOING; + isdn_info_update(); } - anymore = 1; - lp->dialstate = - (lp->cbdelay && - (lp->flags & ISDN_NET_CBOUT)) ? 12 : 4; - break; - case 4: - /* Wait for D-Channel-connect. - * If timeout, switch back to state 3. - * Dialmax-handling moved to state 3. - */ - if (lp->dtimer++ > ISDN_TIMER_DTIMEOUT10) - lp->dialstate = 3; - anymore = 1; - break; - case 5: - /* Got D-Channel-Connect, send B-Channel-request */ - cmd.driver = lp->isdn_device; - cmd.arg = lp->isdn_channel; - cmd.command = ISDN_CMD_ACCEPTB; - anymore = 1; + printk(KERN_INFO "%s: dialing %d %s... %s\n", p->dev->name, + lp->dialretry, cmd.parm.setup.phone, + (cmd.parm.setup.si1 == 1) ? "DOV" : ""); lp->dtimer = 0; - lp->dialstate++; +#ifdef ISDN_DEBUG_NET_DIAL + printk(KERN_DEBUG "dial: d=%d c=%d\n", lp->isdn_device, + lp->isdn_channel); +#endif isdn_command(&cmd); - break; - case 6: - /* Wait for B- or D-Channel-connect. If timeout, - * switch back to state 3. - */ + } + lp->huptimer = 0; + lp->outgoing = 1; + if (lp->chargeint) { + lp->hupflags |= ISDN_HAVECHARGE; + lp->hupflags &= ~ISDN_WAITCHARGE; + } else { + lp->hupflags |= ISDN_WAITCHARGE; + lp->hupflags &= ~ISDN_HAVECHARGE; + } + anymore = 1; + lp->dialstate = + (lp->cbdelay && + (lp->flags & ISDN_NET_CBOUT)) ? 12 : 4; + break; + case 4: + /* Wait for D-Channel-connect. + * If timeout, switch back to state 3. + * Dialmax-handling moved to state 3. + */ + if (lp->dtimer++ > ISDN_TIMER_DTIMEOUT10) + lp->dialstate = 3; + anymore = 1; + break; + case 5: + /* Got D-Channel-Connect, send B-Channel-request */ + cmd.driver = lp->isdn_device; + cmd.arg = lp->isdn_channel; + cmd.command = ISDN_CMD_ACCEPTB; + anymore = 1; + lp->dtimer = 0; + lp->dialstate++; + isdn_command(&cmd); + break; + case 6: + /* Wait for B- or D-Channel-connect. If timeout, + * switch back to state 3. + */ #ifdef ISDN_DEBUG_NET_DIAL - printk(KERN_DEBUG "dialtimer2: %d\n", lp->dtimer); + printk(KERN_DEBUG "dialtimer2: %d\n", lp->dtimer); #endif - if (lp->dtimer++ > ISDN_TIMER_DTIMEOUT10) - lp->dialstate = 3; - anymore = 1; - break; - case 7: - /* Got incoming Call, setup L2 and L3 protocols, - * then wait for D-Channel-connect - */ + if (lp->dtimer++ > ISDN_TIMER_DTIMEOUT10) + lp->dialstate = 3; + anymore = 1; + break; + case 7: + /* Got incoming Call, setup L2 and L3 protocols, + * then wait for D-Channel-connect + */ #ifdef ISDN_DEBUG_NET_DIAL - printk(KERN_DEBUG "dialtimer4: %d\n", lp->dtimer); + printk(KERN_DEBUG "dialtimer4: %d\n", lp->dtimer); #endif - cmd.driver = lp->isdn_device; - cmd.command = ISDN_CMD_SETL2; - cmd.arg = lp->isdn_channel + (lp->l2_proto << 8); - isdn_command(&cmd); - cmd.driver = lp->isdn_device; - cmd.command = ISDN_CMD_SETL3; - cmd.arg = lp->isdn_channel + (lp->l3_proto << 8); - isdn_command(&cmd); - if (lp->dtimer++ > ISDN_TIMER_DTIMEOUT15) - isdn_net_hangup(p->dev); - else { - anymore = 1; - lp->dialstate++; - } - break; - case 9: - /* Got incoming D-Channel-Connect, send B-Channel-request */ - cmd.driver = lp->isdn_device; - cmd.arg = lp->isdn_channel; - cmd.command = ISDN_CMD_ACCEPTB; - isdn_command(&cmd); + cmd.driver = lp->isdn_device; + cmd.command = ISDN_CMD_SETL2; + cmd.arg = lp->isdn_channel + (lp->l2_proto << 8); + isdn_command(&cmd); + cmd.driver = lp->isdn_device; + cmd.command = ISDN_CMD_SETL3; + cmd.arg = lp->isdn_channel + (lp->l3_proto << 8); + isdn_command(&cmd); + if (lp->dtimer++ > ISDN_TIMER_DTIMEOUT15) + isdn_net_hangup(p->dev); + else { anymore = 1; - lp->dtimer = 0; lp->dialstate++; - break; - case 8: - case 10: - /* Wait for B- or D-channel-connect */ + } + break; + case 9: + /* Got incoming D-Channel-Connect, send B-Channel-request */ + cmd.driver = lp->isdn_device; + cmd.arg = lp->isdn_channel; + cmd.command = ISDN_CMD_ACCEPTB; + isdn_command(&cmd); + anymore = 1; + lp->dtimer = 0; + lp->dialstate++; + break; + case 8: + case 10: + /* Wait for B- or D-channel-connect */ #ifdef ISDN_DEBUG_NET_DIAL - printk(KERN_DEBUG "dialtimer4: %d\n", lp->dtimer); + printk(KERN_DEBUG "dialtimer4: %d\n", lp->dtimer); #endif - if (lp->dtimer++ > ISDN_TIMER_DTIMEOUT10) - isdn_net_hangup(p->dev); - else - anymore = 1; - break; - case 11: - /* Callback Delay */ - if (lp->dtimer++ > lp->cbdelay) - lp->dialstate = 1; - anymore = 1; - break; - case 12: - /* Remote does callback. Hangup after cbdelay, then wait for incoming - * call (in state 4). - */ - if (lp->dtimer++ > lp->cbdelay) - { - printk(KERN_INFO "%s: hangup waiting for callback ...\n", p->dev->name); - lp->dtimer = 0; - lp->dialstate = 4; - cmd.driver = lp->isdn_device; - cmd.command = ISDN_CMD_HANGUP; - cmd.arg = lp->isdn_channel; - isdn_command(&cmd); - isdn_all_eaz(lp->isdn_device, lp->isdn_channel); - } + if (lp->dtimer++ > ISDN_TIMER_DTIMEOUT10) + isdn_net_hangup(p->dev); + else anymore = 1; - break; - default: - printk(KERN_WARNING "isdn_net: Illegal dialstate %d for device %s\n", - lp->dialstate, p->dev->name); + break; + case 11: + /* Callback Delay */ + if (lp->dtimer++ > lp->cbdelay) + lp->dialstate = 1; + anymore = 1; + break; + case 12: + /* Remote does callback. Hangup after cbdelay, then wait for incoming + * call (in state 4). + */ + if (lp->dtimer++ > lp->cbdelay) + { + printk(KERN_INFO "%s: hangup waiting for callback ...\n", p->dev->name); + lp->dtimer = 0; + lp->dialstate = 4; + cmd.driver = lp->isdn_device; + cmd.command = ISDN_CMD_HANGUP; + cmd.arg = lp->isdn_channel; + isdn_command(&cmd); + isdn_all_eaz(lp->isdn_device, lp->isdn_channel); + } + anymore = 1; + break; + default: + printk(KERN_WARNING "isdn_net: Illegal dialstate %d for device %s\n", + lp->dialstate, p->dev->name); } p = (isdn_net_dev *) p->next; } @@ -839,8 +839,8 @@ isdn_net_hangup(struct net_device *d) isdn_net_local *slp = ISDN_SLAVE_PRIV(lp); if (slp->flags & ISDN_NET_CONNECTED) { printk(KERN_INFO - "isdn_net: hang up slave %s before %s\n", - lp->slave->name, d->name); + "isdn_net: hang up slave %s before %s\n", + lp->slave->name, d->name); isdn_net_hangup(lp->slave); } } @@ -854,8 +854,8 @@ isdn_net_hangup(struct net_device *d) /* try if there are generic encap protocol receiver routines and signal the closure of the link */ - if( pops && pops -> disconn_ind ) - pops -> disconn_ind(cprot); + if (pops && pops->disconn_ind) + pops->disconn_ind(cprot); #endif /* CONFIG_ISDN_X25 */ cmd.driver = lp->isdn_device; @@ -874,7 +874,7 @@ typedef struct { } ip_ports; static void -isdn_net_log_skb(struct sk_buff * skb, isdn_net_local * lp) +isdn_net_log_skb(struct sk_buff *skb, isdn_net_local *lp) { /* hopefully, this was set correctly */ const u_char *p = skb_network_header(skb); @@ -887,72 +887,72 @@ isdn_net_log_skb(struct sk_buff * skb, isdn_net_local * lp) /* This check stolen from 2.1.72 dev_queue_xmit_nit() */ if (p < skb->data || skb->network_header >= skb->tail) { /* fall back to old isdn_net_log_packet method() */ - char * buf = skb->data; + char *buf = skb->data; printk(KERN_DEBUG "isdn_net: protocol %04x is buggy, dev %s\n", skb->protocol, lp->netdev->dev->name); p = buf; proto = ETH_P_IP; switch (lp->p_encap) { - case ISDN_NET_ENCAP_IPTYP: - proto = ntohs(*(__be16 *)&buf[0]); - p = &buf[2]; - break; - case ISDN_NET_ENCAP_ETHER: - proto = ntohs(*(__be16 *)&buf[12]); - p = &buf[14]; - break; - case ISDN_NET_ENCAP_CISCOHDLC: - proto = ntohs(*(__be16 *)&buf[2]); - p = &buf[4]; - break; + case ISDN_NET_ENCAP_IPTYP: + proto = ntohs(*(__be16 *)&buf[0]); + p = &buf[2]; + break; + case ISDN_NET_ENCAP_ETHER: + proto = ntohs(*(__be16 *)&buf[12]); + p = &buf[14]; + break; + case ISDN_NET_ENCAP_CISCOHDLC: + proto = ntohs(*(__be16 *)&buf[2]); + p = &buf[4]; + break; #ifdef CONFIG_ISDN_PPP - case ISDN_NET_ENCAP_SYNCPPP: - proto = ntohs(skb->protocol); - p = &buf[IPPP_MAX_HEADER]; - break; + case ISDN_NET_ENCAP_SYNCPPP: + proto = ntohs(skb->protocol); + p = &buf[IPPP_MAX_HEADER]; + break; #endif } } data_ofs = ((p[0] & 15) * 4); switch (proto) { - case ETH_P_IP: - switch (p[9]) { - case 1: - strcpy(addinfo, " ICMP"); - break; - case 2: - strcpy(addinfo, " IGMP"); - break; - case 4: - strcpy(addinfo, " IPIP"); - break; - case 6: - ipp = (ip_ports *) (&p[data_ofs]); - sprintf(addinfo, " TCP, port: %d -> %d", ntohs(ipp->source), - ntohs(ipp->dest)); - break; - case 8: - strcpy(addinfo, " EGP"); - break; - case 12: - strcpy(addinfo, " PUP"); - break; - case 17: - ipp = (ip_ports *) (&p[data_ofs]); - sprintf(addinfo, " UDP, port: %d -> %d", ntohs(ipp->source), - ntohs(ipp->dest)); - break; - case 22: - strcpy(addinfo, " IDP"); - break; - } - printk(KERN_INFO "OPEN: %pI4 -> %pI4%s\n", - p + 12, p + 16, addinfo); + case ETH_P_IP: + switch (p[9]) { + case 1: + strcpy(addinfo, " ICMP"); + break; + case 2: + strcpy(addinfo, " IGMP"); + break; + case 4: + strcpy(addinfo, " IPIP"); + break; + case 6: + ipp = (ip_ports *) (&p[data_ofs]); + sprintf(addinfo, " TCP, port: %d -> %d", ntohs(ipp->source), + ntohs(ipp->dest)); + break; + case 8: + strcpy(addinfo, " EGP"); + break; + case 12: + strcpy(addinfo, " PUP"); + break; + case 17: + ipp = (ip_ports *) (&p[data_ofs]); + sprintf(addinfo, " UDP, port: %d -> %d", ntohs(ipp->source), + ntohs(ipp->dest)); break; - case ETH_P_ARP: - printk(KERN_INFO "OPEN: ARP %pI4 -> *.*.*.* ?%pI4\n", - p + 14, p + 24); + case 22: + strcpy(addinfo, " IDP"); break; + } + printk(KERN_INFO "OPEN: %pI4 -> %pI4%s\n", + p + 12, p + 16, addinfo); + break; + case ETH_P_ARP: + printk(KERN_INFO "OPEN: ARP %pI4 -> *.*.*.* ?%pI4\n", + p + 14, p + 24); + break; } } @@ -964,7 +964,7 @@ isdn_net_log_skb(struct sk_buff * skb, isdn_net_local * lp) void isdn_net_write_super(isdn_net_local *lp, struct sk_buff *skb) { if (in_irq()) { - // we can't grab the lock from irq context, + // we can't grab the lock from irq context, // so we just queue the packet skb_queue_tail(&lp->super_tx_queue, skb); schedule_work(&lp->tqueue); @@ -993,12 +993,12 @@ static void isdn_net_softint(struct work_struct *work) skb = skb_dequeue(&lp->super_tx_queue); if (!skb) break; - isdn_net_writebuf_skb(lp, skb); + isdn_net_writebuf_skb(lp, skb); } spin_unlock_bh(&lp->xmit_lock); } -/* +/* * all frames sent from the (net) LL to a HL driver should go via this function * it's serialized by the caller holding the lp->xmit_lock spinlock */ @@ -1024,12 +1024,12 @@ void isdn_net_writebuf_skb(isdn_net_local *lp, struct sk_buff *skb) printk(KERN_WARNING "%s: HL driver queue full\n", lp->netdev->dev->name); goto error; } - + lp->transcount += len; isdn_net_inc_frame_cnt(lp); return; - error: +error: dev_kfree_skb(skb); lp->stats.tx_errors++; @@ -1129,14 +1129,14 @@ isdn_net_adjust_hdr(struct sk_buff *skb, struct net_device *dev) } -static void isdn_net_tx_timeout(struct net_device * ndev) +static void isdn_net_tx_timeout(struct net_device *ndev) { isdn_net_local *lp = netdev_priv(ndev); printk(KERN_WARNING "isdn_tx_timeout dev %s dialstate %d\n", ndev->name, lp->dialstate); - if (!lp->dialstate){ + if (!lp->dialstate) { lp->stats.tx_errors++; - /* + /* * There is a certain probability that this currently * works at all because if we always wake up the interface, * then upper layer will try to send the next packet @@ -1149,7 +1149,7 @@ static void isdn_net_tx_timeout(struct net_device * ndev) * * actually, this may not matter at all, because ISDN hardware * should not see transmitter hangs at all IMO - * changed KERN_DEBUG to KERN_WARNING to find out if this is + * changed KERN_DEBUG to KERN_WARNING to find out if this is * ever called --KG */ } @@ -1167,27 +1167,27 @@ isdn_net_start_xmit(struct sk_buff *skb, struct net_device *ndev) { isdn_net_local *lp = netdev_priv(ndev); #ifdef CONFIG_ISDN_X25 - struct concap_proto * cprot = lp -> netdev -> cprot; + struct concap_proto *cprot = lp->netdev->cprot; /* At this point hard_start_xmit() passes control to the encapsulation protocol (if present). For X.25 auto-dialing is completly bypassed because: - It does not conform with the semantics of a reliable datalink - service as needed by X.25 PLP. + service as needed by X.25 PLP. - I don't want that the interface starts dialing when the network layer - sends a message which requests to disconnect the lapb link (or if it - sends any other message not resulting in data transmission). + sends a message which requests to disconnect the lapb link (or if it + sends any other message not resulting in data transmission). Instead, dialing will be initiated by the encapsulation protocol entity when a dl_establish request is received from the upper layer. */ - if (cprot && cprot -> pops) { - int ret = cprot -> pops -> encap_and_xmit ( cprot , skb); + if (cprot && cprot->pops) { + int ret = cprot->pops->encap_and_xmit(cprot, skb); if (ret) netif_stop_queue(ndev); return ret; } else #endif - /* auto-dialing xmit function */ + /* auto-dialing xmit function */ { #ifdef ISDN_DEBUG_NET_DUMP u_char *buf; @@ -1209,12 +1209,12 @@ isdn_net_start_xmit(struct sk_buff *skb, struct net_device *ndev) if (lp->phone[1]) { ulong flags; - if(lp->dialwait_timer <= 0) - if(lp->dialstarted > 0 && lp->dialtimeout > 0 && time_before(jiffies, lp->dialstarted + lp->dialtimeout + lp->dialwait)) + if (lp->dialwait_timer <= 0) + if (lp->dialstarted > 0 && lp->dialtimeout > 0 && time_before(jiffies, lp->dialstarted + lp->dialtimeout + lp->dialwait)) lp->dialwait_timer = lp->dialstarted + lp->dialtimeout + lp->dialwait; - if(lp->dialwait_timer > 0) { - if(time_before(jiffies, lp->dialwait_timer)) { + if (lp->dialwait_timer > 0) { + if (time_before(jiffies, lp->dialwait_timer)) { isdn_net_unreachable(ndev, skb, "dial rejected: retry-time not reached"); dev_kfree_skb(skb); return NETDEV_TX_OK; @@ -1224,26 +1224,26 @@ isdn_net_start_xmit(struct sk_buff *skb, struct net_device *ndev) /* Grab a free ISDN-Channel */ spin_lock_irqsave(&dev->lock, flags); if (((chi = - isdn_get_free_channel( - ISDN_USAGE_NET, - lp->l2_proto, - lp->l3_proto, - lp->pre_device, - lp->pre_channel, - lp->msn) - ) < 0) && - ((chi = - isdn_get_free_channel( - ISDN_USAGE_NET, - lp->l2_proto, - lp->l3_proto, - lp->pre_device, - lp->pre_channel^1, - lp->msn) - ) < 0)) { + isdn_get_free_channel( + ISDN_USAGE_NET, + lp->l2_proto, + lp->l3_proto, + lp->pre_device, + lp->pre_channel, + lp->msn) + ) < 0) && + ((chi = + isdn_get_free_channel( + ISDN_USAGE_NET, + lp->l2_proto, + lp->l3_proto, + lp->pre_device, + lp->pre_channel^1, + lp->msn) + ) < 0)) { spin_unlock_irqrestore(&dev->lock, flags); isdn_net_unreachable(ndev, skb, - "No channel"); + "No channel"); dev_kfree_skb(skb); return NETDEV_TX_OK; } @@ -1290,13 +1290,13 @@ isdn_net_start_xmit(struct sk_buff *skb, struct net_device *ndev) return NETDEV_TX_OK; } } else { - /* Device is connected to an ISDN channel */ + /* Device is connected to an ISDN channel */ ndev->trans_start = jiffies; if (!lp->dialstate) { /* ISDN connection is established, try sending */ int ret; ret = (isdn_net_xmit(ndev, skb)); - if(ret) netif_stop_queue(ndev); + if (ret) netif_stop_queue(ndev); return ret; } else netif_stop_queue(ndev); @@ -1313,13 +1313,13 @@ isdn_net_close(struct net_device *dev) { struct net_device *p; #ifdef CONFIG_ISDN_X25 - struct concap_proto * cprot = - ((isdn_net_local *) netdev_priv(dev))->netdev->cprot; - /* printk(KERN_DEBUG "isdn_net_close %s\n" , dev-> name ); */ + struct concap_proto *cprot = + ((isdn_net_local *)netdev_priv(dev))->netdev->cprot; + /* printk(KERN_DEBUG "isdn_net_close %s\n" , dev-> name); */ #endif #ifdef CONFIG_ISDN_X25 - if( cprot && cprot -> pops ) cprot -> pops -> close( cprot ); + if (cprot && cprot->pops) cprot->pops->close(cprot); #endif netif_stop_queue(dev); p = MASTER_TO_SLAVE(dev); @@ -1327,10 +1327,10 @@ isdn_net_close(struct net_device *dev) /* If this interface has slaves, stop them also */ while (p) { #ifdef CONFIG_ISDN_X25 - cprot = ((isdn_net_local *) netdev_priv(p)) - -> netdev -> cprot; - if( cprot && cprot -> pops ) - cprot -> pops -> close( cprot ); + cprot = ((isdn_net_local *)netdev_priv(p)) + ->netdev->cprot; + if (cprot && cprot->pops) + cprot->pops->close(cprot); #endif isdn_net_hangup(p); p = MASTER_TO_SLAVE(p); @@ -1405,7 +1405,7 @@ isdn_net_type_trans(struct sk_buff *skb, struct net_device *dev) } -/* +/* * CISCO HDLC keepalive specific stuff */ static struct sk_buff* @@ -1417,7 +1417,7 @@ isdn_net_ciscohdlck_alloc_skb(isdn_net_local *lp, int len) skb = alloc_skb(hl + len, GFP_ATOMIC); if (skb) skb_reserve(skb, hl); - else + else printk("isdn out of mem at %s:%d!\n", __FILE__, __LINE__); return skb; } @@ -1439,52 +1439,52 @@ isdn_ciscohdlck_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) switch (cmd) { /* get/set keepalive period */ - case SIOCGKEEPPERIOD: - len = (unsigned long)sizeof(lp->cisco_keepalive_period); - if (copy_to_user(ifr->ifr_data, - &lp->cisco_keepalive_period, len)) - rc = -EFAULT; - break; - case SIOCSKEEPPERIOD: - tmp = lp->cisco_keepalive_period; - len = (unsigned long)sizeof(lp->cisco_keepalive_period); - if (copy_from_user(&period, ifr->ifr_data, len)) - rc = -EFAULT; - if ((period > 0) && (period <= 32767)) - lp->cisco_keepalive_period = period; - else - rc = -EINVAL; - if (!rc && (tmp != lp->cisco_keepalive_period)) { - expires = (unsigned long)(jiffies + - lp->cisco_keepalive_period * HZ); - mod_timer(&lp->cisco_timer, expires); - printk(KERN_INFO "%s: Keepalive period set " - "to %d seconds.\n", - dev->name, lp->cisco_keepalive_period); - } - break; + case SIOCGKEEPPERIOD: + len = (unsigned long)sizeof(lp->cisco_keepalive_period); + if (copy_to_user(ifr->ifr_data, + &lp->cisco_keepalive_period, len)) + rc = -EFAULT; + break; + case SIOCSKEEPPERIOD: + tmp = lp->cisco_keepalive_period; + len = (unsigned long)sizeof(lp->cisco_keepalive_period); + if (copy_from_user(&period, ifr->ifr_data, len)) + rc = -EFAULT; + if ((period > 0) && (period <= 32767)) + lp->cisco_keepalive_period = period; + else + rc = -EINVAL; + if (!rc && (tmp != lp->cisco_keepalive_period)) { + expires = (unsigned long)(jiffies + + lp->cisco_keepalive_period * HZ); + mod_timer(&lp->cisco_timer, expires); + printk(KERN_INFO "%s: Keepalive period set " + "to %d seconds.\n", + dev->name, lp->cisco_keepalive_period); + } + break; /* get/set debugging */ - case SIOCGDEBSERINT: - len = (unsigned long)sizeof(lp->cisco_debserint); - if (copy_to_user(ifr->ifr_data, - &lp->cisco_debserint, len)) - rc = -EFAULT; - break; - case SIOCSDEBSERINT: - len = (unsigned long)sizeof(lp->cisco_debserint); - if (copy_from_user(&debserint, - ifr->ifr_data, len)) - rc = -EFAULT; - if ((debserint >= 0) && (debserint <= 64)) - lp->cisco_debserint = debserint; - else - rc = -EINVAL; - break; - - default: + case SIOCGDEBSERINT: + len = (unsigned long)sizeof(lp->cisco_debserint); + if (copy_to_user(ifr->ifr_data, + &lp->cisco_debserint, len)) + rc = -EFAULT; + break; + case SIOCSDEBSERINT: + len = (unsigned long)sizeof(lp->cisco_debserint); + if (copy_from_user(&debserint, + ifr->ifr_data, len)) + rc = -EFAULT; + if ((debserint >= 0) && (debserint <= 64)) + lp->cisco_debserint = debserint; + else rc = -EINVAL; - break; + break; + + default: + rc = -EINVAL; + break; } return (rc); } @@ -1524,30 +1524,30 @@ isdn_net_ciscohdlck_slarp_send_keepalive(unsigned long data) lp->cisco_myseq++; myseq_diff = (lp->cisco_myseq - lp->cisco_mineseen); - if ((lp->cisco_line_state) && ((myseq_diff >= 3)||(myseq_diff <= -3))) { + if ((lp->cisco_line_state) && ((myseq_diff >= 3) || (myseq_diff <= -3))) { /* line up -> down */ lp->cisco_line_state = 0; - printk (KERN_WARNING - "UPDOWN: Line protocol on Interface %s," - " changed state to down\n", lp->netdev->dev->name); + printk(KERN_WARNING + "UPDOWN: Line protocol on Interface %s," + " changed state to down\n", lp->netdev->dev->name); /* should stop routing higher-level data across */ } else if ((!lp->cisco_line_state) && - (myseq_diff >= 0) && (myseq_diff <= 2)) { + (myseq_diff >= 0) && (myseq_diff <= 2)) { /* line down -> up */ lp->cisco_line_state = 1; - printk (KERN_WARNING - "UPDOWN: Line protocol on Interface %s," - " changed state to up\n", lp->netdev->dev->name); + printk(KERN_WARNING + "UPDOWN: Line protocol on Interface %s," + " changed state to up\n", lp->netdev->dev->name); /* restart routing higher-level data across */ } if (lp->cisco_debserint) - printk (KERN_DEBUG "%s: HDLC " - "myseq %lu, mineseen %lu%c, yourseen %lu, %s\n", - lp->netdev->dev->name, last_cisco_myseq, lp->cisco_mineseen, - ((last_cisco_myseq == lp->cisco_mineseen) ? '*' : 040), - lp->cisco_yourseq, - ((lp->cisco_line_state) ? "line up" : "line down")); + printk(KERN_DEBUG "%s: HDLC " + "myseq %lu, mineseen %lu%c, yourseen %lu, %s\n", + lp->netdev->dev->name, last_cisco_myseq, lp->cisco_mineseen, + ((last_cisco_myseq == lp->cisco_mineseen) ? '*' : 040), + lp->cisco_yourseq, + ((lp->cisco_line_state) ? "line up" : "line down")); skb = isdn_net_ciscohdlck_alloc_skb(lp, 4 + 14); if (!skb) @@ -1570,7 +1570,7 @@ isdn_net_ciscohdlck_slarp_send_keepalive(unsigned long data) isdn_net_write_super(lp, skb); lp->cisco_timer.expires = jiffies + lp->cisco_keepalive_period * HZ; - + add_timer(&lp->cisco_timer); } @@ -1601,7 +1601,7 @@ isdn_net_ciscohdlck_slarp_send_request(isdn_net_local *lp) isdn_net_write_super(lp, skb); } -static void +static void isdn_net_ciscohdlck_connected(isdn_net_local *lp) { lp->cisco_myseq = 0; @@ -1622,7 +1622,7 @@ isdn_net_ciscohdlck_connected(isdn_net_local *lp) add_timer(&lp->cisco_timer); } -static void +static void isdn_net_ciscohdlck_disconnected(isdn_net_local *lp) { del_timer(&lp->cisco_timer); @@ -1703,20 +1703,20 @@ isdn_net_ciscohdlck_slarp_in(isdn_net_local *lp, struct sk_buff *skb) printk(KERN_INFO "%s: got slarp reply: remote ip: %pI4, local ip: %pI4 mask: %pI4\n", lp->netdev->dev->name, addr, &local, mask); break; - slarp_reply_out: + slarp_reply_out: printk(KERN_INFO "%s: got invalid slarp reply (%pI4/%pI4) - ignored\n", lp->netdev->dev->name, addr, mask); break; case CISCO_SLARP_KEEPALIVE: period = (int)((jiffies - lp->cisco_last_slarp_in - + HZ/2 - 1) / HZ); + + HZ / 2 - 1) / HZ); if (lp->cisco_debserint && - (period != lp->cisco_keepalive_period) && - lp->cisco_last_slarp_in) { + (period != lp->cisco_keepalive_period) && + lp->cisco_last_slarp_in) { printk(KERN_DEBUG "%s: Keepalive period mismatch - " - "is %d but should be %d.\n", - lp->netdev->dev->name, period, - lp->cisco_keepalive_period); + "is %d but should be %d.\n", + lp->netdev->dev->name, period, + lp->cisco_keepalive_period); } lp->cisco_last_slarp_in = jiffies; my_seq = be32_to_cpup((__be32 *)(p + 0)); @@ -1732,10 +1732,10 @@ static void isdn_net_ciscohdlck_receive(isdn_net_local *lp, struct sk_buff *skb) { unsigned char *p; - u8 addr; - u8 ctrl; - u16 type; - + u8 addr; + u8 ctrl; + u16 type; + if (skb->len < 4) goto out_free; @@ -1745,7 +1745,7 @@ isdn_net_ciscohdlck_receive(isdn_net_local *lp, struct sk_buff *skb) type = be16_to_cpup((__be16 *)(p + 2)); p += 4; skb_pull(skb, 4); - + if (addr != CISCO_ADDR_UNICAST && addr != CISCO_ADDR_BROADCAST) { printk(KERN_WARNING "%s: Unknown Cisco addr 0x%02x\n", lp->netdev->dev->name, addr); @@ -1764,8 +1764,8 @@ isdn_net_ciscohdlck_receive(isdn_net_local *lp, struct sk_buff *skb) case CISCO_TYPE_CDP: if (lp->cisco_debserint) printk(KERN_DEBUG "%s: Received CDP packet. use " - "\"no cdp enable\" on cisco.\n", - lp->netdev->dev->name); + "\"no cdp enable\" on cisco.\n", + lp->netdev->dev->name); goto out_free; default: /* no special cisco protocol */ @@ -1774,7 +1774,7 @@ isdn_net_ciscohdlck_receive(isdn_net_local *lp, struct sk_buff *skb) return; } - out_free: +out_free: kfree_skb(skb); } @@ -1787,7 +1787,7 @@ isdn_net_receive(struct net_device *ndev, struct sk_buff *skb) isdn_net_local *lp = netdev_priv(ndev); isdn_net_local *olp = lp; /* original 'lp' */ #ifdef CONFIG_ISDN_X25 - struct concap_proto *cprot = lp -> netdev -> cprot; + struct concap_proto *cprot = lp->netdev->cprot; #endif lp->transcount += skb->len; @@ -1809,60 +1809,60 @@ isdn_net_receive(struct net_device *ndev, struct sk_buff *skb) isdn_dumppkt("R:", skb->data, skb->len, 40); #endif switch (lp->p_encap) { - case ISDN_NET_ENCAP_ETHER: - /* Ethernet over ISDN */ - olp->huptimer = 0; - lp->huptimer = 0; - skb->protocol = isdn_net_type_trans(skb, ndev); - break; - case ISDN_NET_ENCAP_UIHDLC: - /* HDLC with UI-frame (for ispa with -h1 option) */ - olp->huptimer = 0; - lp->huptimer = 0; - skb_pull(skb, 2); - /* Fall through */ - case ISDN_NET_ENCAP_RAWIP: - /* RAW-IP without MAC-Header */ - olp->huptimer = 0; - lp->huptimer = 0; - skb->protocol = htons(ETH_P_IP); - break; - case ISDN_NET_ENCAP_CISCOHDLCK: - isdn_net_ciscohdlck_receive(lp, skb); - return; - case ISDN_NET_ENCAP_CISCOHDLC: - /* CISCO-HDLC IP with type field and fake I-frame-header */ - skb_pull(skb, 2); - /* Fall through */ - case ISDN_NET_ENCAP_IPTYP: - /* IP with type field */ - olp->huptimer = 0; - lp->huptimer = 0; - skb->protocol = *(__be16 *)&(skb->data[0]); - skb_pull(skb, 2); - if (*(unsigned short *) skb->data == 0xFFFF) - skb->protocol = htons(ETH_P_802_3); - break; + case ISDN_NET_ENCAP_ETHER: + /* Ethernet over ISDN */ + olp->huptimer = 0; + lp->huptimer = 0; + skb->protocol = isdn_net_type_trans(skb, ndev); + break; + case ISDN_NET_ENCAP_UIHDLC: + /* HDLC with UI-frame (for ispa with -h1 option) */ + olp->huptimer = 0; + lp->huptimer = 0; + skb_pull(skb, 2); + /* Fall through */ + case ISDN_NET_ENCAP_RAWIP: + /* RAW-IP without MAC-Header */ + olp->huptimer = 0; + lp->huptimer = 0; + skb->protocol = htons(ETH_P_IP); + break; + case ISDN_NET_ENCAP_CISCOHDLCK: + isdn_net_ciscohdlck_receive(lp, skb); + return; + case ISDN_NET_ENCAP_CISCOHDLC: + /* CISCO-HDLC IP with type field and fake I-frame-header */ + skb_pull(skb, 2); + /* Fall through */ + case ISDN_NET_ENCAP_IPTYP: + /* IP with type field */ + olp->huptimer = 0; + lp->huptimer = 0; + skb->protocol = *(__be16 *)&(skb->data[0]); + skb_pull(skb, 2); + if (*(unsigned short *) skb->data == 0xFFFF) + skb->protocol = htons(ETH_P_802_3); + break; #ifdef CONFIG_ISDN_PPP - case ISDN_NET_ENCAP_SYNCPPP: - /* huptimer is done in isdn_ppp_push_higher */ - isdn_ppp_receive(lp->netdev, olp, skb); - return; + case ISDN_NET_ENCAP_SYNCPPP: + /* huptimer is done in isdn_ppp_push_higher */ + isdn_ppp_receive(lp->netdev, olp, skb); + return; #endif - default: + default: #ifdef CONFIG_ISDN_X25 - /* try if there are generic sync_device receiver routines */ - if(cprot) if(cprot -> pops) - if( cprot -> pops -> data_ind){ - cprot -> pops -> data_ind(cprot,skb); - return; - }; + /* try if there are generic sync_device receiver routines */ + if (cprot) if (cprot->pops) + if (cprot->pops->data_ind) { + cprot->pops->data_ind(cprot, skb); + return; + }; #endif /* CONFIG_ISDN_X25 */ - printk(KERN_WARNING "%s: unknown encapsulation, dropping\n", - lp->netdev->dev->name); - kfree_skb(skb); - return; + printk(KERN_WARNING "%s: unknown encapsulation, dropping\n", + lp->netdev->dev->name); + kfree_skb(skb); + return; } netif_rx(skb); @@ -1904,48 +1904,48 @@ static int isdn_net_header(struct sk_buff *skb, struct net_device *dev, int len = 0; switch (lp->p_encap) { - case ISDN_NET_ENCAP_ETHER: - len = eth_header(skb, dev, type, daddr, saddr, plen); - break; + case ISDN_NET_ENCAP_ETHER: + len = eth_header(skb, dev, type, daddr, saddr, plen); + break; #ifdef CONFIG_ISDN_PPP - case ISDN_NET_ENCAP_SYNCPPP: - /* stick on a fake header to keep fragmentation code happy. */ - len = IPPP_MAX_HEADER; - skb_push(skb,len); - break; + case ISDN_NET_ENCAP_SYNCPPP: + /* stick on a fake header to keep fragmentation code happy. */ + len = IPPP_MAX_HEADER; + skb_push(skb, len); + break; #endif - case ISDN_NET_ENCAP_RAWIP: - printk(KERN_WARNING "isdn_net_header called with RAW_IP!\n"); - len = 0; - break; - case ISDN_NET_ENCAP_IPTYP: - /* ethernet type field */ - *((__be16 *)skb_push(skb, 2)) = htons(type); - len = 2; - break; - case ISDN_NET_ENCAP_UIHDLC: - /* HDLC with UI-Frames (for ispa with -h1 option) */ - *((__be16 *)skb_push(skb, 2)) = htons(0x0103); - len = 2; - break; - case ISDN_NET_ENCAP_CISCOHDLC: - case ISDN_NET_ENCAP_CISCOHDLCK: - p = skb_push(skb, 4); - *(u8 *)(p + 0) = CISCO_ADDR_UNICAST; - *(u8 *)(p + 1) = CISCO_CTRL; - *(__be16 *)(p + 2) = cpu_to_be16(type); - p += 4; - len = 4; - break; + case ISDN_NET_ENCAP_RAWIP: + printk(KERN_WARNING "isdn_net_header called with RAW_IP!\n"); + len = 0; + break; + case ISDN_NET_ENCAP_IPTYP: + /* ethernet type field */ + *((__be16 *)skb_push(skb, 2)) = htons(type); + len = 2; + break; + case ISDN_NET_ENCAP_UIHDLC: + /* HDLC with UI-Frames (for ispa with -h1 option) */ + *((__be16 *)skb_push(skb, 2)) = htons(0x0103); + len = 2; + break; + case ISDN_NET_ENCAP_CISCOHDLC: + case ISDN_NET_ENCAP_CISCOHDLCK: + p = skb_push(skb, 4); + *(u8 *)(p + 0) = CISCO_ADDR_UNICAST; + *(u8 *)(p + 1) = CISCO_CTRL; + *(__be16 *)(p + 2) = cpu_to_be16(type); + p += 4; + len = 4; + break; #ifdef CONFIG_ISDN_X25 - default: - /* try if there are generic concap protocol routines */ - if( lp-> netdev -> cprot ){ - printk(KERN_WARNING "isdn_net_header called with concap_proto!\n"); - len = 0; - break; - } + default: + /* try if there are generic concap protocol routines */ + if (lp->netdev->cprot) { + printk(KERN_WARNING "isdn_net_header called with concap_proto!\n"); + len = 0; break; + } + break; #endif /* CONFIG_ISDN_X25 */ } return len; @@ -2045,12 +2045,12 @@ isdn_net_swapbind(int drvidx) while (p) { if (p->local->pre_device == drvidx) switch (p->local->pre_channel) { - case 0: - p->local->pre_channel = 1; - break; - case 1: - p->local->pre_channel = 0; - break; + case 0: + p->local->pre_channel = 1; + break; + case 1: + p->local->pre_channel = 0; + break; } p = (isdn_net_dev *) p->next; } @@ -2134,7 +2134,7 @@ isdn_net_find_icall(int di, int ch, int idx, setup_parm *setup) ematch = wret = swapped = 0; #ifdef ISDN_DEBUG_NET_ICALL printk(KERN_DEBUG "n_fi: di=%d ch=%d idx=%d usg=%d\n", di, ch, idx, - dev->usage[idx]); + dev->usage[idx]); #endif while (p) { int matchret; @@ -2142,32 +2142,32 @@ isdn_net_find_icall(int di, int ch, int idx, setup_parm *setup) /* If last check has triggered as binding-swap, revert it */ switch (swapped) { - case 2: - isdn_net_swap_usage(idx, sidx); - /* fall through */ - case 1: - isdn_net_swapbind(di); - break; + case 2: + isdn_net_swap_usage(idx, sidx); + /* fall through */ + case 1: + isdn_net_swapbind(di); + break; } swapped = 0; - /* check acceptable call types for DOV */ - my_eaz = isdn_map_eaz2msn(lp->msn, di); - if (si1 == 1) { /* it's a DOV call, check if we allow it */ - if (*my_eaz == 'v' || *my_eaz == 'V' || + /* check acceptable call types for DOV */ + my_eaz = isdn_map_eaz2msn(lp->msn, di); + if (si1 == 1) { /* it's a DOV call, check if we allow it */ + if (*my_eaz == 'v' || *my_eaz == 'V' || *my_eaz == 'b' || *my_eaz == 'B') - my_eaz++; /* skip to allow a match */ - else - my_eaz = NULL; /* force non match */ - } else { /* it's a DATA call, check if we allow it */ - if (*my_eaz == 'b' || *my_eaz == 'B') - my_eaz++; /* skip to allow a match */ - } - if (my_eaz) - matchret = isdn_msncmp(eaz, my_eaz); - else - matchret = 1; - if (!matchret) - ematch = 1; + my_eaz++; /* skip to allow a match */ + else + my_eaz = NULL; /* force non match */ + } else { /* it's a DATA call, check if we allow it */ + if (*my_eaz == 'b' || *my_eaz == 'B') + my_eaz++; /* skip to allow a match */ + } + if (my_eaz) + matchret = isdn_msncmp(eaz, my_eaz); + else + matchret = 1; + if (!matchret) + ematch = 1; /* Remember if more numbers eventually can match */ if (matchret > wret) @@ -2181,8 +2181,8 @@ isdn_net_find_icall(int di, int ch, int idx, setup_parm *setup) (USG_NONE(dev->usage[idx]))) || /* and ch. unused or */ ((((lp->dialstate == 4) || (lp->dialstate == 12)) && /* if dialing */ (!(lp->flags & ISDN_NET_CALLBACK))) /* but no callback */ - ))) - { + ))) + { #ifdef ISDN_DEBUG_NET_ICALL printk(KERN_DEBUG "n_fi: match1, pdev=%d pch=%d\n", lp->pre_device, lp->pre_channel); @@ -2312,7 +2312,7 @@ isdn_net_find_icall(int di, int ch, int idx, setup_parm *setup) p = (isdn_net_dev *) p->next; continue; } - } + } if (lp->flags & ISDN_NET_CALLBACK) { int chi; /* @@ -2330,18 +2330,18 @@ isdn_net_find_icall(int di, int ch, int idx, setup_parm *setup) if (lp->phone[1]) { /* Grab a free ISDN-Channel */ spin_lock_irqsave(&dev->lock, flags); - if ((chi = - isdn_get_free_channel( - ISDN_USAGE_NET, - lp->l2_proto, - lp->l3_proto, - lp->pre_device, - lp->pre_channel, - lp->msn) - ) < 0) { + if ((chi = + isdn_get_free_channel( + ISDN_USAGE_NET, + lp->l2_proto, + lp->l3_proto, + lp->pre_device, + lp->pre_channel, + lp->msn) + ) < 0) { printk(KERN_WARNING "isdn_net_find_icall: No channel for %s\n", - p->dev->name); + p->dev->name); spin_unlock_irqrestore(&dev->lock, flags); return 0; } @@ -2363,11 +2363,11 @@ isdn_net_find_icall(int di, int ch, int idx, setup_parm *setup) return (lp->flags & ISDN_NET_CBHUP) ? 2 : 4; } else printk(KERN_WARNING "isdn_net: %s: No phone number\n", - p->dev->name); + p->dev->name); return 0; } else { printk(KERN_DEBUG "%s: call from %s -> %s accepted\n", - p->dev->name, nr, eaz); + p->dev->name, nr, eaz); /* if this interface is dialing, it does it probably on a different device, so free this device */ if ((lp->dialstate == 4) || (lp->dialstate == 12)) { @@ -2377,7 +2377,7 @@ isdn_net_find_icall(int di, int ch, int idx, setup_parm *setup) #endif isdn_net_lp_disconnected(lp); isdn_free_channel(lp->isdn_device, lp->isdn_channel, - ISDN_USAGE_NET); + ISDN_USAGE_NET); } spin_lock_irqsave(&dev->lock, flags); dev->usage[idx] &= ISDN_USAGE_EXCLUSIVE; @@ -2414,7 +2414,7 @@ isdn_net_find_icall(int di, int ch, int idx, setup_parm *setup) /* If none of configured EAZ/MSN matched and not verbose, be silent */ if (!ematch || dev->net_verbose) printk(KERN_INFO "isdn_net: call from %s -> %d %s ignored\n", nr, di, eaz); - return (wret == 2)?5:0; + return (wret == 2) ? 5 : 0; } /* @@ -2439,7 +2439,7 @@ isdn_net_findif(char *name) * from isdn_net_start_xmit(). */ static int -isdn_net_force_dial_lp(isdn_net_local * lp) +isdn_net_force_dial_lp(isdn_net_local *lp) { if ((!(lp->flags & ISDN_NET_CONNECTED)) && !lp->dialstate) { int chi; @@ -2449,14 +2449,14 @@ isdn_net_force_dial_lp(isdn_net_local * lp) /* Grab a free ISDN-Channel */ spin_lock_irqsave(&dev->lock, flags); if ((chi = isdn_get_free_channel( - ISDN_USAGE_NET, - lp->l2_proto, - lp->l3_proto, - lp->pre_device, - lp->pre_channel, - lp->msn)) < 0) { + ISDN_USAGE_NET, + lp->l2_proto, + lp->l3_proto, + lp->pre_device, + lp->pre_channel, + lp->msn)) < 0) { printk(KERN_WARNING "isdn_net_force_dial: No channel for %s\n", - lp->netdev->dev->name); + lp->netdev->dev->name); spin_unlock_irqrestore(&dev->lock, flags); return -EAGAIN; } @@ -2487,7 +2487,7 @@ isdn_net_force_dial_lp(isdn_net_local * lp) * themselves. */ int -isdn_net_dial_req(isdn_net_local * lp) +isdn_net_dial_req(isdn_net_local *lp) { /* is there a better error code? */ if (!(ISDN_NET_DIALMODE(*lp) == ISDN_NET_DM_AUTO)) return -EBUSY; @@ -2531,7 +2531,7 @@ static void _isdn_setup(struct net_device *dev) ether_setup(dev); /* Setup the generic properties */ - dev->flags = IFF_NOARP|IFF_POINTOPOINT; + dev->flags = IFF_NOARP | IFF_POINTOPOINT; /* isdn prepends a header in the tx path, can't share skbs */ dev->priv_flags &= ~IFF_TX_SKB_SHARING; @@ -2655,7 +2655,7 @@ isdn_net_newslave(char *parm) if (n->local->master) return NULL; /* Master must not be started yet */ - if (isdn_net_device_started(n)) + if (isdn_net_device_started(n)) return NULL; return (isdn_net_new(newname, n->dev)); } @@ -2669,7 +2669,7 @@ isdn_net_newslave(char *parm) * setup first, if only selected parameters are to be changed. */ int -isdn_net_setcfg(isdn_net_ioctl_cfg * cfg) +isdn_net_setcfg(isdn_net_ioctl_cfg *cfg) { isdn_net_dev *p = isdn_net_findif(cfg->name); ulong features; @@ -2692,9 +2692,9 @@ isdn_net_setcfg(isdn_net_ioctl_cfg * cfg) printk(KERN_WARNING "isdn_net: No driver with selected features\n"); return -ENODEV; } - if (lp->p_encap != cfg->p_encap){ + if (lp->p_encap != cfg->p_encap) { #ifdef CONFIG_ISDN_X25 - struct concap_proto * cprot = p -> cprot; + struct concap_proto *cprot = p->cprot; #endif if (isdn_net_device_started(p)) { printk(KERN_WARNING "%s: cannot change encap when if is up\n", @@ -2702,24 +2702,24 @@ isdn_net_setcfg(isdn_net_ioctl_cfg * cfg) return -EBUSY; } #ifdef CONFIG_ISDN_X25 - if( cprot && cprot -> pops ) - cprot -> pops -> proto_del ( cprot ); - p -> cprot = NULL; - lp -> dops = NULL; + if (cprot && cprot->pops) + cprot->pops->proto_del(cprot); + p->cprot = NULL; + lp->dops = NULL; /* ... , prepare for configuration of new one ... */ - switch ( cfg -> p_encap ){ + switch (cfg->p_encap) { case ISDN_NET_ENCAP_X25IFACE: - lp -> dops = &isdn_concap_reliable_dl_dops; + lp->dops = &isdn_concap_reliable_dl_dops; } /* ... and allocate new one ... */ - p -> cprot = isdn_concap_new( cfg -> p_encap ); + p->cprot = isdn_concap_new(cfg->p_encap); /* p -> cprot == NULL now if p_encap is not supported by means of the concap_proto mechanism */ /* the protocol is not configured yet; this will happen later when isdn_net_reset() is called */ #endif } - switch ( cfg->p_encap ) { + switch (cfg->p_encap) { case ISDN_NET_ENCAP_SYNCPPP: #ifndef CONFIG_ISDN_PPP printk(KERN_WARNING "%s: SyncPPP support not configured\n", @@ -2743,8 +2743,8 @@ isdn_net_setcfg(isdn_net_ioctl_cfg * cfg) case ISDN_NET_ENCAP_CISCOHDLCK: break; default: - if( cfg->p_encap >= 0 && - cfg->p_encap <= ISDN_NET_ENCAP_MAX_ENCAP ) + if (cfg->p_encap >= 0 && + cfg->p_encap <= ISDN_NET_ENCAP_MAX_ENCAP) break; printk(KERN_WARNING "%s: encapsulation protocol %d not supported\n", @@ -2754,10 +2754,10 @@ isdn_net_setcfg(isdn_net_ioctl_cfg * cfg) if (strlen(cfg->drvid)) { /* A bind has been requested ... */ char *c, - *e; + *e; if (strnlen(cfg->drvid, sizeof(cfg->drvid)) == - sizeof(cfg->drvid)) + sizeof(cfg->drvid)) return -EINVAL; drvidx = -1; chidx = -1; @@ -2789,8 +2789,8 @@ isdn_net_setcfg(isdn_net_ioctl_cfg * cfg) /* If binding is exclusive, try to grab the channel */ spin_lock_irqsave(&dev->lock, flags); if ((i = isdn_get_free_channel(ISDN_USAGE_NET, - lp->l2_proto, lp->l3_proto, drvidx, - chidx, lp->msn)) < 0) { + lp->l2_proto, lp->l3_proto, drvidx, + chidx, lp->msn)) < 0) { /* Grab failed, because desired channel is in use */ lp->exclusive = -1; spin_unlock_irqrestore(&dev->lock, flags); @@ -2834,23 +2834,23 @@ isdn_net_setcfg(isdn_net_ioctl_cfg * cfg) else lp->flags &= ~ISDN_NET_CBHUP; switch (cfg->callback) { - case 0: - lp->flags &= ~(ISDN_NET_CALLBACK | ISDN_NET_CBOUT); - break; - case 1: - lp->flags |= ISDN_NET_CALLBACK; - lp->flags &= ~ISDN_NET_CBOUT; - break; - case 2: - lp->flags |= ISDN_NET_CBOUT; - lp->flags &= ~ISDN_NET_CALLBACK; - break; + case 0: + lp->flags &= ~(ISDN_NET_CALLBACK | ISDN_NET_CBOUT); + break; + case 1: + lp->flags |= ISDN_NET_CALLBACK; + lp->flags &= ~ISDN_NET_CBOUT; + break; + case 2: + lp->flags |= ISDN_NET_CBOUT; + lp->flags &= ~ISDN_NET_CALLBACK; + break; } lp->flags &= ~ISDN_NET_DIALMODE_MASK; /* first all bits off */ if (cfg->dialmode && !(cfg->dialmode & ISDN_NET_DIALMODE_MASK)) { /* old isdnctrl version, where only 0 or 1 is given */ printk(KERN_WARNING - "Old isdnctrl version detected! Please update.\n"); + "Old isdnctrl version detected! Please update.\n"); lp->flags |= ISDN_NET_DM_OFF; /* turn on `off' bit */ } else { @@ -2871,13 +2871,13 @@ isdn_net_setcfg(isdn_net_ioctl_cfg * cfg) if (cfg->p_encap != lp->p_encap) { if (cfg->p_encap == ISDN_NET_ENCAP_RAWIP) { p->dev->header_ops = NULL; - p->dev->flags = IFF_NOARP|IFF_POINTOPOINT; + p->dev->flags = IFF_NOARP | IFF_POINTOPOINT; } else { p->dev->header_ops = &isdn_header_ops; if (cfg->p_encap == ISDN_NET_ENCAP_ETHER) p->dev->flags = IFF_BROADCAST | IFF_MULTICAST; else - p->dev->flags = IFF_NOARP|IFF_POINTOPOINT; + p->dev->flags = IFF_NOARP | IFF_POINTOPOINT; } } lp->p_encap = cfg->p_encap; @@ -2890,7 +2890,7 @@ isdn_net_setcfg(isdn_net_ioctl_cfg * cfg) * Perform get-interface-parameters.ioctl */ int -isdn_net_getcfg(isdn_net_ioctl_cfg * cfg) +isdn_net_getcfg(isdn_net_ioctl_cfg *cfg) { isdn_net_dev *p = isdn_net_findif(cfg->name); @@ -2924,7 +2924,7 @@ isdn_net_getcfg(isdn_net_ioctl_cfg * cfg) cfg->triggercps = lp->triggercps; cfg->slavedelay = lp->slavedelay / HZ; cfg->chargeint = (lp->hupflags & ISDN_CHARGEHUP) ? - (lp->chargeint / HZ) : 0; + (lp->chargeint / HZ) : 0; cfg->pppbind = lp->pppbind; cfg->dialtimeout = lp->dialtimeout >= 0 ? lp->dialtimeout / HZ : -1; cfg->dialwait = lp->dialwait / HZ; @@ -2951,7 +2951,7 @@ isdn_net_getcfg(isdn_net_ioctl_cfg * cfg) * Add a phone-number to an interface. */ int -isdn_net_addphone(isdn_net_ioctl_phone * phone) +isdn_net_addphone(isdn_net_ioctl_phone *phone) { isdn_net_dev *p = isdn_net_findif(phone->name); isdn_net_phone *n; @@ -2972,7 +2972,7 @@ isdn_net_addphone(isdn_net_ioctl_phone * phone) * This might sleep and must be called with the isdn semaphore down. */ int -isdn_net_getphones(isdn_net_ioctl_phone * phone, char __user *phones) +isdn_net_getphones(isdn_net_ioctl_phone *phone, char __user *phones) { isdn_net_dev *p = isdn_net_findif(phone->name); int inout = phone->outgoing & 1; @@ -3015,15 +3015,15 @@ isdn_net_getpeer(isdn_net_ioctl_phone *phone, isdn_net_ioctl_phone __user *peer) /* * Theoretical race: while this executes, the remote number might * become invalid (hang up) or change (new connection), resulting - * in (partially) wrong number copied to user. This race + * in (partially) wrong number copied to user. This race * currently ignored. */ ch = p->local->isdn_channel; dv = p->local->isdn_device; - if(ch < 0 && dv < 0) + if (ch < 0 && dv < 0) return -ENOTCONN; idx = isdn_dc2minor(dv, ch); - if (idx <0 ) + if (idx < 0) return -ENODEV; /* for pre-bound channels, we need this extra check */ if (strncmp(dev->num[idx], "???", 3) == 0) @@ -3038,7 +3038,7 @@ isdn_net_getpeer(isdn_net_ioctl_phone *phone, isdn_net_ioctl_phone __user *peer) * Delete a phone-number from an interface. */ int -isdn_net_delphone(isdn_net_ioctl_phone * phone) +isdn_net_delphone(isdn_net_ioctl_phone *phone) { isdn_net_dev *p = isdn_net_findif(phone->name); int inout = phone->outgoing & 1; @@ -3071,7 +3071,7 @@ isdn_net_delphone(isdn_net_ioctl_phone * phone) * Delete all phone-numbers of an interface. */ static int -isdn_net_rmallphone(isdn_net_dev * p) +isdn_net_rmallphone(isdn_net_dev *p) { isdn_net_phone *n; isdn_net_phone *m; @@ -3118,7 +3118,7 @@ isdn_net_force_hangup(char *name) * Helper-function for isdn_net_rm: Do the real work. */ static int -isdn_net_realrm(isdn_net_dev * p, isdn_net_dev * q) +isdn_net_realrm(isdn_net_dev *p, isdn_net_dev *q) { u_long flags; @@ -3126,8 +3126,8 @@ isdn_net_realrm(isdn_net_dev * p, isdn_net_dev * q) return -EBUSY; } #ifdef CONFIG_ISDN_X25 - if( p -> cprot && p -> cprot -> pops ) - p -> cprot -> pops -> proto_del ( p -> cprot ); + if (p->cprot && p->cprot->pops) + p->cprot->pops->proto_del(p->cprot); #endif /* Free all phone-entries */ isdn_net_rmallphone(p); |
