diff options
Diffstat (limited to 'drivers/isdn/pcbit/capi.c')
| -rw-r--r-- | drivers/isdn/pcbit/capi.c | 585 |
1 files changed, 290 insertions, 295 deletions
diff --git a/drivers/isdn/pcbit/capi.c b/drivers/isdn/pcbit/capi.c index ac5a91c..4e3cbf8 100644 --- a/drivers/isdn/pcbit/capi.c +++ b/drivers/isdn/pcbit/capi.c @@ -3,10 +3,10 @@ * Portugal Telecom CAPI 2.0 * * 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. * * Not compatible with the AVM Gmbh. CAPI 2.0 @@ -51,39 +51,39 @@ * */ -int capi_conn_req(const char * calledPN, struct sk_buff **skb, int proto) +int capi_conn_req(const char *calledPN, struct sk_buff **skb, int proto) { - ushort len; - - /* - * length - * AppInfoMask - 2 - * BC0 - 3 - * BC1 - 1 - * Chan - 2 - * Keypad - 1 - * CPN - 1 - * CPSA - 1 - * CalledPN - 2 + strlen - * CalledPSA - 1 - * rest... - 4 - * ---------------- - * Total 18 + strlen - */ - - len = 18 + strlen(calledPN); + ushort len; + + /* + * length + * AppInfoMask - 2 + * BC0 - 3 + * BC1 - 1 + * Chan - 2 + * Keypad - 1 + * CPN - 1 + * CPSA - 1 + * CalledPN - 2 + strlen + * CalledPSA - 1 + * rest... - 4 + * ---------------- + * Total 18 + strlen + */ + + len = 18 + strlen(calledPN); if (proto == ISDN_PROTO_L2_TRANS) len++; if ((*skb = dev_alloc_skb(len)) == NULL) { - - printk(KERN_WARNING "capi_conn_req: alloc_skb failed\n"); + + printk(KERN_WARNING "capi_conn_req: alloc_skb failed\n"); return -1; } - /* InfoElmMask */ - *((ushort*) skb_put(*skb, 2)) = AppInfoMask; + /* InfoElmMask */ + *((ushort *)skb_put(*skb, 2)) = AppInfoMask; if (proto == ISDN_PROTO_L2_TRANS) { @@ -101,162 +101,162 @@ int capi_conn_req(const char * calledPN, struct sk_buff **skb, int proto) *(skb_put(*skb, 1)) = 0x90; /* BC0.Octect4 */ } - /* Bearer Capability - Optional*/ - *(skb_put(*skb, 1)) = 0; /* BC1.Length = 0 */ + /* Bearer Capability - Optional*/ + *(skb_put(*skb, 1)) = 0; /* BC1.Length = 0 */ - *(skb_put(*skb, 1)) = 1; /* ChannelID.Length = 1 */ - *(skb_put(*skb, 1)) = 0x83; /* Basic Interface - Any Channel */ + *(skb_put(*skb, 1)) = 1; /* ChannelID.Length = 1 */ + *(skb_put(*skb, 1)) = 0x83; /* Basic Interface - Any Channel */ - *(skb_put(*skb, 1)) = 0; /* Keypad.Length = 0 */ - + *(skb_put(*skb, 1)) = 0; /* Keypad.Length = 0 */ - *(skb_put(*skb, 1)) = 0; /* CallingPN.Length = 0 */ - *(skb_put(*skb, 1)) = 0; /* CallingPSA.Length = 0 */ - /* Called Party Number */ - *(skb_put(*skb, 1)) = strlen(calledPN) + 1; - *(skb_put(*skb, 1)) = 0x81; - memcpy(skb_put(*skb, strlen(calledPN)), calledPN, strlen(calledPN)); + *(skb_put(*skb, 1)) = 0; /* CallingPN.Length = 0 */ + *(skb_put(*skb, 1)) = 0; /* CallingPSA.Length = 0 */ - /* '#' */ + /* Called Party Number */ + *(skb_put(*skb, 1)) = strlen(calledPN) + 1; + *(skb_put(*skb, 1)) = 0x81; + memcpy(skb_put(*skb, strlen(calledPN)), calledPN, strlen(calledPN)); - *(skb_put(*skb, 1)) = 0; /* CalledPSA.Length = 0 */ + /* '#' */ - /* LLC.Length = 0; */ - /* HLC0.Length = 0; */ - /* HLC1.Length = 0; */ - /* UTUS.Length = 0; */ - memset(skb_put(*skb, 4), 0, 4); + *(skb_put(*skb, 1)) = 0; /* CalledPSA.Length = 0 */ - return len; + /* LLC.Length = 0; */ + /* HLC0.Length = 0; */ + /* HLC1.Length = 0; */ + /* UTUS.Length = 0; */ + memset(skb_put(*skb, 4), 0, 4); + + return len; } -int capi_conn_resp(struct pcbit_chan* chan, struct sk_buff **skb) +int capi_conn_resp(struct pcbit_chan *chan, struct sk_buff **skb) { - + if ((*skb = dev_alloc_skb(5)) == NULL) { - + printk(KERN_WARNING "capi_conn_resp: alloc_skb failed\n"); return -1; } - *((ushort*) skb_put(*skb, 2) ) = chan->callref; - *(skb_put(*skb, 1)) = 0x01; /* ACCEPT_CALL */ - *(skb_put(*skb, 1)) = 0; - *(skb_put(*skb, 1)) = 0; + *((ushort *)skb_put(*skb, 2)) = chan->callref; + *(skb_put(*skb, 1)) = 0x01; /* ACCEPT_CALL */ + *(skb_put(*skb, 1)) = 0; + *(skb_put(*skb, 1)) = 0; - return 5; + return 5; } -int capi_conn_active_req(struct pcbit_chan* chan, struct sk_buff **skb) +int capi_conn_active_req(struct pcbit_chan *chan, struct sk_buff **skb) { - /* - * 8 bytes - */ - + /* + * 8 bytes + */ + if ((*skb = dev_alloc_skb(8)) == NULL) { - + printk(KERN_WARNING "capi_conn_active_req: alloc_skb failed\n"); return -1; } - *((ushort*) skb_put(*skb, 2) ) = chan->callref; + *((ushort *)skb_put(*skb, 2)) = chan->callref; #ifdef DEBUG - printk(KERN_DEBUG "Call Reference: %04x\n", chan->callref); + printk(KERN_DEBUG "Call Reference: %04x\n", chan->callref); #endif - *(skb_put(*skb, 1)) = 0; /* BC.Length = 0; */ - *(skb_put(*skb, 1)) = 0; /* ConnectedPN.Length = 0 */ - *(skb_put(*skb, 1)) = 0; /* PSA.Length */ - *(skb_put(*skb, 1)) = 0; /* LLC.Length = 0; */ - *(skb_put(*skb, 1)) = 0; /* HLC.Length = 0; */ - *(skb_put(*skb, 1)) = 0; /* UTUS.Length = 0; */ + *(skb_put(*skb, 1)) = 0; /* BC.Length = 0; */ + *(skb_put(*skb, 1)) = 0; /* ConnectedPN.Length = 0 */ + *(skb_put(*skb, 1)) = 0; /* PSA.Length */ + *(skb_put(*skb, 1)) = 0; /* LLC.Length = 0; */ + *(skb_put(*skb, 1)) = 0; /* HLC.Length = 0; */ + *(skb_put(*skb, 1)) = 0; /* UTUS.Length = 0; */ return 8; } -int capi_conn_active_resp(struct pcbit_chan* chan, struct sk_buff **skb) +int capi_conn_active_resp(struct pcbit_chan *chan, struct sk_buff **skb) { - /* - * 2 bytes - */ - + /* + * 2 bytes + */ + if ((*skb = dev_alloc_skb(2)) == NULL) { - + printk(KERN_WARNING "capi_conn_active_resp: alloc_skb failed\n"); return -1; } - *((ushort*) skb_put(*skb, 2) ) = chan->callref; + *((ushort *)skb_put(*skb, 2)) = chan->callref; - return 2; + return 2; } -int capi_select_proto_req(struct pcbit_chan *chan, struct sk_buff **skb, - int outgoing) +int capi_select_proto_req(struct pcbit_chan *chan, struct sk_buff **skb, + int outgoing) { - /* - * 18 bytes - */ + /* + * 18 bytes + */ if ((*skb = dev_alloc_skb(18)) == NULL) { - + printk(KERN_WARNING "capi_select_proto_req: alloc_skb failed\n"); return -1; } - *((ushort*) skb_put(*skb, 2) ) = chan->callref; + *((ushort *)skb_put(*skb, 2)) = chan->callref; - /* Layer2 protocol */ + /* Layer2 protocol */ - switch (chan->proto) { - case ISDN_PROTO_L2_X75I: - *(skb_put(*skb, 1)) = 0x05; /* LAPB */ - break; - case ISDN_PROTO_L2_HDLC: - *(skb_put(*skb, 1)) = 0x02; - break; + switch (chan->proto) { + case ISDN_PROTO_L2_X75I: + *(skb_put(*skb, 1)) = 0x05; /* LAPB */ + break; + case ISDN_PROTO_L2_HDLC: + *(skb_put(*skb, 1)) = 0x02; + break; case ISDN_PROTO_L2_TRANS: - /* + /* * Voice (a-law) */ *(skb_put(*skb, 1)) = 0x06; break; - default: -#ifdef DEBUG - printk(KERN_DEBUG "Transparent\n"); + default: +#ifdef DEBUG + printk(KERN_DEBUG "Transparent\n"); #endif - *(skb_put(*skb, 1)) = 0x03; - break; - } - - *(skb_put(*skb, 1)) = (outgoing ? 0x02 : 0x42); /* Don't ask */ - *(skb_put(*skb, 1)) = 0x00; - - *((ushort *) skb_put(*skb, 2)) = MRU; - - - *(skb_put(*skb, 1)) = 0x08; /* Modulo */ - *(skb_put(*skb, 1)) = 0x07; /* Max Window */ - - *(skb_put(*skb, 1)) = 0x01; /* No Layer3 Protocol */ - - /* - * 2 - layer3 MTU [10] - * - Modulo [12] - * - Window - * - layer1 proto [14] - * - bitrate - * - sub-channel [16] - * - layer1dataformat [17] - */ - - memset(skb_put(*skb, 8), 0, 8); - - return 18; + *(skb_put(*skb, 1)) = 0x03; + break; + } + + *(skb_put(*skb, 1)) = (outgoing ? 0x02 : 0x42); /* Don't ask */ + *(skb_put(*skb, 1)) = 0x00; + + *((ushort *) skb_put(*skb, 2)) = MRU; + + + *(skb_put(*skb, 1)) = 0x08; /* Modulo */ + *(skb_put(*skb, 1)) = 0x07; /* Max Window */ + + *(skb_put(*skb, 1)) = 0x01; /* No Layer3 Protocol */ + + /* + * 2 - layer3 MTU [10] + * - Modulo [12] + * - Window + * - layer1 proto [14] + * - bitrate + * - sub-channel [16] + * - layer1dataformat [17] + */ + + memset(skb_put(*skb, 8), 0, 8); + + return 18; } @@ -264,45 +264,45 @@ int capi_activate_transp_req(struct pcbit_chan *chan, struct sk_buff **skb) { if ((*skb = dev_alloc_skb(7)) == NULL) { - + printk(KERN_WARNING "capi_activate_transp_req: alloc_skb failed\n"); return -1; } - *((ushort*) skb_put(*skb, 2) ) = chan->callref; + *((ushort *)skb_put(*skb, 2)) = chan->callref; - - *(skb_put(*skb, 1)) = chan->layer2link; /* Layer2 id */ - *(skb_put(*skb, 1)) = 0x00; /* Transmit by default */ - *((ushort *) skb_put(*skb, 2)) = MRU; + *(skb_put(*skb, 1)) = chan->layer2link; /* Layer2 id */ + *(skb_put(*skb, 1)) = 0x00; /* Transmit by default */ - *(skb_put(*skb, 1)) = 0x01; /* Enables reception*/ + *((ushort *) skb_put(*skb, 2)) = MRU; - return 7; + *(skb_put(*skb, 1)) = 0x01; /* Enables reception*/ + + return 7; } -int capi_tdata_req(struct pcbit_chan* chan, struct sk_buff *skb) +int capi_tdata_req(struct pcbit_chan *chan, struct sk_buff *skb) { ushort data_len; - - /* - * callref - 2 + + /* + * callref - 2 * layer2link - 1 - * wBlockLength - 2 + * wBlockLength - 2 * data - 4 * sernum - 1 */ - + data_len = skb->len; - if(skb_headroom(skb) < 10) + if (skb_headroom(skb) < 10) { printk(KERN_CRIT "No headspace (%u) on headroom %p for capi header\n", skb_headroom(skb), skb); } else - { + { skb_push(skb, 10); } @@ -318,58 +318,58 @@ int capi_tdata_req(struct pcbit_chan* chan, struct sk_buff *skb) return 10; } -int capi_tdata_resp(struct pcbit_chan *chan, struct sk_buff ** skb) - +int capi_tdata_resp(struct pcbit_chan *chan, struct sk_buff **skb) + { if ((*skb = dev_alloc_skb(4)) == NULL) { - + printk(KERN_WARNING "capi_tdata_resp: alloc_skb failed\n"); return -1; } - *((ushort*) skb_put(*skb, 2) ) = chan->callref; + *((ushort *)skb_put(*skb, 2)) = chan->callref; - *(skb_put(*skb, 1)) = chan->layer2link; - *(skb_put(*skb, 1)) = chan->r_refnum; + *(skb_put(*skb, 1)) = chan->layer2link; + *(skb_put(*skb, 1)) = chan->r_refnum; - return (*skb)->len; + return (*skb)->len; } int capi_disc_req(ushort callref, struct sk_buff **skb, u_char cause) { if ((*skb = dev_alloc_skb(6)) == NULL) { - + printk(KERN_WARNING "capi_disc_req: alloc_skb failed\n"); return -1; } - *((ushort*) skb_put(*skb, 2) ) = callref; + *((ushort *)skb_put(*skb, 2)) = callref; - *(skb_put(*skb, 1)) = 2; /* Cause.Length = 2; */ - *(skb_put(*skb, 1)) = 0x80; - *(skb_put(*skb, 1)) = 0x80 | cause; + *(skb_put(*skb, 1)) = 2; /* Cause.Length = 2; */ + *(skb_put(*skb, 1)) = 0x80; + *(skb_put(*skb, 1)) = 0x80 | cause; - /* - * Change it: we should send 'Sic transit gloria Mundi' here ;-) - */ + /* + * Change it: we should send 'Sic transit gloria Mundi' here ;-) + */ - *(skb_put(*skb, 1)) = 0; /* UTUS.Length = 0; */ + *(skb_put(*skb, 1)) = 0; /* UTUS.Length = 0; */ - return 6; + return 6; } int capi_disc_resp(struct pcbit_chan *chan, struct sk_buff **skb) { if ((*skb = dev_alloc_skb(2)) == NULL) { - + printk(KERN_WARNING "capi_disc_resp: alloc_skb failed\n"); return -1; } - *((ushort*) skb_put(*skb, 2)) = chan->callref; + *((ushort *)skb_put(*skb, 2)) = chan->callref; - return 2; + return 2; } @@ -378,57 +378,57 @@ int capi_disc_resp(struct pcbit_chan *chan, struct sk_buff **skb) * */ -int capi_decode_conn_ind(struct pcbit_chan * chan, - struct sk_buff *skb, - struct callb_data *info) +int capi_decode_conn_ind(struct pcbit_chan *chan, + struct sk_buff *skb, + struct callb_data *info) { - int CIlen, len; + int CIlen, len; - /* Call Reference [CAPI] */ - chan->callref = *((ushort*) skb->data); - skb_pull(skb, 2); + /* Call Reference [CAPI] */ + chan->callref = *((ushort *)skb->data); + skb_pull(skb, 2); #ifdef DEBUG - printk(KERN_DEBUG "Call Reference: %04x\n", chan->callref); + printk(KERN_DEBUG "Call Reference: %04x\n", chan->callref); #endif - /* Channel Identification */ + /* Channel Identification */ - /* Expect - Len = 1 - Octect 3 = 0100 10CC - [ 7 Basic, 4 , 2-1 chan ] - */ + /* Expect + Len = 1 + Octect 3 = 0100 10CC - [ 7 Basic, 4 , 2-1 chan ] + */ - CIlen = skb->data[0]; + CIlen = skb->data[0]; #ifdef DEBUG - if (CIlen == 1) { + if (CIlen == 1) { - if ( ((skb->data[1]) & 0xFC) == 0x48 ) - printk(KERN_DEBUG "decode_conn_ind: chan ok\n"); - printk(KERN_DEBUG "phyChan = %d\n", skb->data[1] & 0x03); - } + if (((skb->data[1]) & 0xFC) == 0x48) + printk(KERN_DEBUG "decode_conn_ind: chan ok\n"); + printk(KERN_DEBUG "phyChan = %d\n", skb->data[1] & 0x03); + } else printk(KERN_DEBUG "conn_ind: CIlen = %d\n", CIlen); #endif - skb_pull(skb, CIlen + 1); + skb_pull(skb, CIlen + 1); - /* Calling Party Number */ - /* An "additional service" as far as Portugal Telecom is concerned */ + /* Calling Party Number */ + /* An "additional service" as far as Portugal Telecom is concerned */ - len = skb->data[0]; + len = skb->data[0]; if (len > 0) { int count = 1; - + #ifdef DEBUG printk(KERN_DEBUG "CPN: Octect 3 %02x\n", skb->data[1]); #endif if ((skb->data[1] & 0x80) == 0) count = 2; - + if (!(info->data.setup.CallingPN = kmalloc(len - count + 1, GFP_ATOMIC))) return -1; - + skb_copy_from_linear_data_offset(skb, count + 1, info->data.setup.CallingPN, len - count); @@ -442,22 +442,22 @@ int capi_decode_conn_ind(struct pcbit_chan * chan, skb_pull(skb, len + 1); - /* Calling Party Subaddress */ - skb_pull(skb, skb->data[0] + 1); + /* Calling Party Subaddress */ + skb_pull(skb, skb->data[0] + 1); - /* Called Party Number */ + /* Called Party Number */ - len = skb->data[0]; + len = skb->data[0]; if (len > 0) { int count = 1; - + if ((skb->data[1] & 0x80) == 0) count = 2; - + if (!(info->data.setup.CalledPN = kmalloc(len - count + 1, GFP_ATOMIC))) return -1; - + skb_copy_from_linear_data_offset(skb, count + 1, info->data.setup.CalledPN, len - count); @@ -471,73 +471,73 @@ int capi_decode_conn_ind(struct pcbit_chan * chan, skb_pull(skb, len + 1); - /* Called Party Subaddress */ - skb_pull(skb, skb->data[0] + 1); + /* Called Party Subaddress */ + skb_pull(skb, skb->data[0] + 1); - /* LLC */ - skb_pull(skb, skb->data[0] + 1); + /* LLC */ + skb_pull(skb, skb->data[0] + 1); - /* HLC */ - skb_pull(skb, skb->data[0] + 1); + /* HLC */ + skb_pull(skb, skb->data[0] + 1); - /* U2U */ - skb_pull(skb, skb->data[0] + 1); + /* U2U */ + skb_pull(skb, skb->data[0] + 1); - return 0; + return 0; } /* * returns errcode */ -int capi_decode_conn_conf(struct pcbit_chan * chan, struct sk_buff *skb, - int *complete) +int capi_decode_conn_conf(struct pcbit_chan *chan, struct sk_buff *skb, + int *complete) { - int errcode; - - chan->callref = *((ushort *) skb->data); /* Update CallReference */ - skb_pull(skb, 2); + int errcode; + + chan->callref = *((ushort *)skb->data); /* Update CallReference */ + skb_pull(skb, 2); + + errcode = *((ushort *) skb->data); /* read errcode */ + skb_pull(skb, 2); - errcode = *((ushort *) skb->data); /* read errcode */ - skb_pull(skb, 2); + *complete = *(skb->data); + skb_pull(skb, 1); - *complete = *(skb->data); - skb_pull(skb, 1); + /* FIX ME */ + /* This is actually a firmware bug */ + if (!*complete) + { + printk(KERN_DEBUG "complete=%02x\n", *complete); + *complete = 1; + } - /* FIX ME */ - /* This is actually a firmware bug */ - if (!*complete) - { - printk(KERN_DEBUG "complete=%02x\n", *complete); - *complete = 1; - } + /* Optional Bearer Capability */ + skb_pull(skb, *(skb->data) + 1); - /* Optional Bearer Capability */ - skb_pull(skb, *(skb->data) + 1); - - /* Channel Identification */ - skb_pull(skb, *(skb->data) + 1); + /* Channel Identification */ + skb_pull(skb, *(skb->data) + 1); - /* High Layer Compatibility follows */ - skb_pull(skb, *(skb->data) + 1); + /* High Layer Compatibility follows */ + skb_pull(skb, *(skb->data) + 1); - return errcode; + return errcode; } -int capi_decode_conn_actv_ind(struct pcbit_chan * chan, struct sk_buff *skb) +int capi_decode_conn_actv_ind(struct pcbit_chan *chan, struct sk_buff *skb) { - ushort len; + ushort len; #ifdef DEBUG - char str[32]; + char str[32]; #endif - /* Yet Another Bearer Capability */ - skb_pull(skb, *(skb->data) + 1); - + /* Yet Another Bearer Capability */ + skb_pull(skb, *(skb->data) + 1); - /* Connected Party Number */ - len=*(skb->data); + + /* Connected Party Number */ + len = *(skb->data); #ifdef DEBUG if (len > 1 && len < 31) { @@ -549,106 +549,101 @@ int capi_decode_conn_actv_ind(struct pcbit_chan * chan, struct sk_buff *skb) printk(KERN_DEBUG "actv_ind CPN len = %d\n", len); #endif - skb_pull(skb, len + 1); + skb_pull(skb, len + 1); - /* Connected Subaddress */ - skb_pull(skb, *(skb->data) + 1); + /* Connected Subaddress */ + skb_pull(skb, *(skb->data) + 1); - /* Low Layer Capability */ - skb_pull(skb, *(skb->data) + 1); + /* Low Layer Capability */ + skb_pull(skb, *(skb->data) + 1); - /* High Layer Capability */ - skb_pull(skb, *(skb->data) + 1); + /* High Layer Capability */ + skb_pull(skb, *(skb->data) + 1); - return 0; + return 0; } -int capi_decode_conn_actv_conf(struct pcbit_chan * chan, struct sk_buff *skb) +int capi_decode_conn_actv_conf(struct pcbit_chan *chan, struct sk_buff *skb) { - ushort errcode; - - errcode = *((ushort*) skb->data); - skb_pull(skb, 2); - - /* Channel Identification - skb_pull(skb, skb->data[0] + 1); - */ - return errcode; + ushort errcode; + + errcode = *((ushort *)skb->data); + skb_pull(skb, 2); + + /* Channel Identification + skb_pull(skb, skb->data[0] + 1); + */ + return errcode; } int capi_decode_sel_proto_conf(struct pcbit_chan *chan, struct sk_buff *skb) { - ushort errcode; - - chan->layer2link = *(skb->data); - skb_pull(skb, 1); + ushort errcode; - errcode = *((ushort*) skb->data); - skb_pull(skb, 2); + chan->layer2link = *(skb->data); + skb_pull(skb, 1); - return errcode; + errcode = *((ushort *)skb->data); + skb_pull(skb, 2); + + return errcode; } int capi_decode_actv_trans_conf(struct pcbit_chan *chan, struct sk_buff *skb) { - ushort errcode; + ushort errcode; - if (chan->layer2link != *(skb->data) ) - printk("capi_decode_actv_trans_conf: layer2link doesn't match\n"); + if (chan->layer2link != *(skb->data)) + printk("capi_decode_actv_trans_conf: layer2link doesn't match\n"); - skb_pull(skb, 1); + skb_pull(skb, 1); - errcode = *((ushort*) skb->data); - skb_pull(skb, 2); + errcode = *((ushort *)skb->data); + skb_pull(skb, 2); - return errcode; + return errcode; } int capi_decode_disc_ind(struct pcbit_chan *chan, struct sk_buff *skb) { - ushort len; + ushort len; #ifdef DEBUG - int i; + int i; #endif - /* Cause */ - - len = *(skb->data); - skb_pull(skb, 1); + /* Cause */ + + len = *(skb->data); + skb_pull(skb, 1); #ifdef DEBUG - for (i=0; i<len; i++) - printk(KERN_DEBUG "Cause Octect %d: %02x\n", i+3, - *(skb->data + i)); + for (i = 0; i < len; i++) + printk(KERN_DEBUG "Cause Octect %d: %02x\n", i + 3, + *(skb->data + i)); #endif - skb_pull(skb, len); + skb_pull(skb, len); - return 0; + return 0; } #ifdef DEBUG int capi_decode_debug_188(u_char *hdr, ushort hdrlen) { - char str[64]; - int len; - - len = hdr[0]; - - if (len < 64 && len == hdrlen - 1) { - memcpy(str, hdr + 1, hdrlen - 1); - str[hdrlen - 1] = 0; - printk("%s\n", str); - } - else - printk("debug message incorrect\n"); - - return 0; -} -#endif - - + char str[64]; + int len; + len = hdr[0]; + if (len < 64 && len == hdrlen - 1) { + memcpy(str, hdr + 1, hdrlen - 1); + str[hdrlen - 1] = 0; + printk("%s\n", str); + } + else + printk("debug message incorrect\n"); + return 0; +} +#endif |
