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path: root/drivers/isdn/pcbit/capi.h
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Diffstat (limited to 'drivers/isdn/pcbit/capi.h')
-rw-r--r--drivers/isdn/pcbit/capi.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/drivers/isdn/pcbit/capi.h b/drivers/isdn/pcbit/capi.h
new file mode 100644
index 00000000000..18e6aa360a8
--- /dev/null
+++ b/drivers/isdn/pcbit/capi.h
@@ -0,0 +1,88 @@
+/*
+ * 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_conf(struct pcbit_chan *chan, struct sk_buff *skb);
+
+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
+
+
+
+
+
+