From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- drivers/isdn/pcbit/capi.h | 81 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 drivers/isdn/pcbit/capi.h (limited to 'drivers/isdn/pcbit/capi.h') diff --git a/drivers/isdn/pcbit/capi.h b/drivers/isdn/pcbit/capi.h new file mode 100644 index 000000000..635f63476 --- /dev/null +++ b/drivers/isdn/pcbit/capi.h @@ -0,0 +1,81 @@ +/* + * CAPI encode/decode prototypes and defines + * + * 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 + * the GNU General Public License, incorporated herein by reference. + */ + +#ifndef CAPI_H +#define CAPI_H + + +#define REQ_CAUSE 0x01 +#define REQ_DISPLAY 0x04 +#define REQ_USER_TO_USER 0x08 + +#define AppInfoMask REQ_CAUSE | REQ_DISPLAY | REQ_USER_TO_USER + +/* Connection Setup */ +extern int capi_conn_req(const char *calledPN, struct sk_buff **buf, + int proto); +extern int capi_decode_conn_conf(struct pcbit_chan *chan, struct sk_buff *skb, + int *complete); + +extern int capi_decode_conn_ind(struct pcbit_chan *chan, struct sk_buff *skb, + struct callb_data *info); +extern int capi_conn_resp(struct pcbit_chan *chan, struct sk_buff **skb); + +extern int capi_conn_active_req(struct pcbit_chan *chan, struct sk_buff **skb); +extern int capi_decode_conn_actv_conf(struct pcbit_chan *chan, + struct sk_buff *skb); + +extern int capi_decode_conn_actv_ind(struct pcbit_chan *chan, + struct sk_buff *skb); +extern int capi_conn_active_resp(struct pcbit_chan *chan, + struct sk_buff **skb); + +/* Data */ +extern int capi_select_proto_req(struct pcbit_chan *chan, struct sk_buff **skb, + int outgoing); +extern int capi_decode_sel_proto_conf(struct pcbit_chan *chan, + struct sk_buff *skb); + +extern int capi_activate_transp_req(struct pcbit_chan *chan, + struct sk_buff **skb); +extern int capi_decode_actv_trans_conf(struct pcbit_chan *chan, + struct sk_buff *skb); + +extern int capi_tdata_req(struct pcbit_chan *chan, struct sk_buff *skb); +extern int capi_tdata_resp(struct pcbit_chan *chan, struct sk_buff **skb); + +/* Connection Termination */ +extern int capi_disc_req(ushort callref, struct sk_buff **skb, u_char cause); + +extern int capi_decode_disc_ind(struct pcbit_chan *chan, struct sk_buff *skb); +extern int capi_disc_resp(struct pcbit_chan *chan, struct sk_buff **skb); + +#ifdef DEBUG +extern int capi_decode_debug_188(u_char *hdr, ushort hdrlen); +#endif + +static inline struct pcbit_chan * +capi_channel(struct pcbit_dev *dev, struct sk_buff *skb) +{ + ushort callref; + + callref = *((ushort *)skb->data); + skb_pull(skb, 2); + + if (dev->b1->callref == callref) + return dev->b1; + else if (dev->b2->callref == callref) + return dev->b2; + + return NULL; +} + +#endif -- cgit v1.2.3-54-g00ecf