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/*
 * $Id: capiutil.h,v 1.1 2005-12-20 10:16:58 jcastillo Exp $
 * 
 * CAPI 2.0 defines & types
 * 
 * From CAPI 2.0 Development Kit AVM 1995 (capi20.h)
 * Rewritten for Linux 1996 by Carsten Paeth (calle@calle.in-berlin.de)
 * 
 * $Log: not supported by cvs2svn $
 * Revision 1.1.1.1  2001/09/10 07:44:18  simons
 * Initial import
 *
 * Revision 1.1.1.1  2001/07/02 17:58:32  simons
 * Initial revision
 *
 * Revision 1.2  1997/05/18 09:24:19  calle
 * added verbose disconnect reason reporting to avmb1.
 * some fixes in capi20 interface.
 * changed info messages for B1-PCI
 *
 * Revision 1.1  1997/03/04 21:50:35  calle
 * Frirst version in isdn4linux
 *
 * Revision 2.2  1997/02/12 09:31:39  calle
 * new version
 *
 * Revision 1.1  1997/01/31 10:32:20  calle
 * Initial revision
 *
 * 
 */
#ifndef __CAPIUTIL_H__
#define __CAPIUTIL_H__
 
#include <asm/types.h>
 
#define	CAPIMSG_LEN(m)		(m[0] | (m[1] << 8))
#define	CAPIMSG_APPID(m)	(m[2] | (m[3] << 8))
#define	CAPIMSG_COMMAND(m)	(m[4])
#define	CAPIMSG_SUBCOMMAND(m)	(m[5])
#define	CAPIMSG_MSGID(m)	(m[6] | (m[7] << 8))
#define CAPIMSG_CONTROLLER(m)	(m[8] & 0x7f)
#define CAPIMSG_CONTROL(m)	(m[8]|(m[9]<<8)|(m[10]<<16)|(m[11]<<24))
#define CAPIMSG_NCCI(m)		CAPIMSG_CONTROL(m)
#define CAPIMSG_DATA(m)		(m[12]|(m[13]<<8)|(m[14]<<16)|(m[15]<<24))
#define CAPIMSG_DATALEN(m)	(m[16] | (m[17]<<8))
 
#define	CAPIMSG_SETAPPID(m, applid) \
	do { \
		((__u8 *)m)[2] = (__u16)(applid) & 0xff; \
		((__u8 *)m)[3] = ((__u16)(applid) >> 8) & 0xff; \
	} while (0)
 
#define	CAPIMSG_SETDATA(m, data) \
	do { \
		((__u8 *)m)[12] = (__u32)(data) & 0xff; \
		((__u8 *)m)[13] = ((__u32)(data) >> 8) & 0xff; \
		((__u8 *)m)[14] = ((__u32)(data) >> 16) & 0xff; \
		((__u8 *)m)[15] = ((__u32)(data) >> 24) & 0xff; \
	} while (0)
 
/*----- basic-type definitions -----*/
 
typedef __u8 *_cstruct;
 
typedef enum {
	CAPI_COMPOSE,
	CAPI_DEFAULT
} _cmstruct;
 
/*
   The _cmsg structure contains all possible CAPI 2.0 parameter.
   All parameters are stored here first. The function CAPI_CMSG_2_MESSAGE
   assembles the parameter and builds CAPI2.0 conform messages.
   CAPI_MESSAGE_2_CMSG disassembles CAPI 2.0 messages and stores the
   parameter in the _cmsg structure
 */
 
typedef struct {
	/* Header */
	__u16 ApplId;
	__u8 Command;
	__u8 Subcommand;
	__u16 Messagenumber;
 
	/* Parameter */
	union {
		__u32 adrController;
		__u32 adrPLCI;
		__u32 adrNCCI;
	} adr;
 
	_cmstruct AdditionalInfo;
	_cstruct B1configuration;
	__u16 B1protocol;
	_cstruct B2configuration;
	__u16 B2protocol;
	_cstruct B3configuration;
	__u16 B3protocol;
	_cstruct BC;
	_cstruct BChannelinformation;
	_cmstruct BProtocol;
	_cstruct CalledPartyNumber;
	_cstruct CalledPartySubaddress;
	_cstruct CallingPartyNumber;
	_cstruct CallingPartySubaddress;
	__u32 CIPmask;
	__u32 CIPmask2;
	__u16 CIPValue;
	__u32 Class;
	_cstruct ConnectedNumber;
	_cstruct ConnectedSubaddress;
	__u32 Data;
	__u16 DataHandle;
	__u16 DataLength;
	_cstruct FacilityConfirmationParameter;
	_cstruct Facilitydataarray;
	_cstruct FacilityIndicationParameter;
	_cstruct FacilityRequestParameter;
	__u16 FacilitySelector;
	__u16 Flags;
	__u32 Function;
	_cstruct HLC;
	__u16 Info;
	_cstruct InfoElement;
	__u32 InfoMask;
	__u16 InfoNumber;
	_cstruct Keypadfacility;
	_cstruct LLC;
	_cstruct ManuData;
	__u32 ManuID;
	_cstruct NCPI;
	__u16 Reason;
	__u16 Reason_B3;
	__u16 Reject;
	_cstruct Useruserdata;
 
	/* intern */
	unsigned l, p;
	unsigned char *par;
	__u8 *m;
 
	/* buffer to construct message */
	__u8 buf[180];
 
} _cmsg;
 
/*
 * capi_cmsg2message() assembles the parameter from _cmsg to a CAPI 2.0
 * conform message
 */
unsigned capi_cmsg2message(_cmsg * cmsg, __u8 * msg);
 
/*
 *  capi_message2cmsg disassembles a CAPI message an writes the parameter
 *  into _cmsg for easy access
 */
unsigned capi_message2cmsg(_cmsg * cmsg, __u8 * msg);
 
/*
 * capi_cmsg_header() fills the _cmsg structure with default values, so only
 * parameter with non default values must be changed before sending the
 * message.
 */
unsigned capi_cmsg_header(_cmsg * cmsg, __u16 _ApplId,
			  __u8 _Command, __u8 _Subcommand,
			  __u16 _Messagenumber, __u32 _Controller);
 
/*
 * capi_info2str generated a readable string for Capi2.0 reasons.
 */
char *capi_info2str(__u16 reason);
 
/*-----------------------------------------------------------------------*/
 
/*
 * Debugging / Tracing functions
 */
char *capi_cmd2str(__u8 cmd, __u8 subcmd);
char *capi_cmsg2str(_cmsg * cmsg);
char *capi_message2str(__u8 * msg);
 
/*-----------------------------------------------------------------------*/
 
static inline void capi_cmsg_answer(_cmsg * cmsg)
{
	cmsg->Subcommand |= 0x01;
}
 
/*-----------------------------------------------------------------------*/
 
static inline void capi_fill_CONNECT_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					    __u32 adr,
					    _cstruct NCPI)
{
	capi_cmsg_header(cmsg, ApplId, 0x82, 0x80, Messagenumber, adr);
	cmsg->NCPI = NCPI;
}
 
static inline void capi_fill_FACILITY_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					  __u32 adr,
					  __u16 FacilitySelector,
				       _cstruct FacilityRequestParameter)
{
	capi_cmsg_header(cmsg, ApplId, 0x80, 0x80, Messagenumber, adr);
	cmsg->FacilitySelector = FacilitySelector;
	cmsg->FacilityRequestParameter = FacilityRequestParameter;
}
 
static inline void capi_fill_INFO_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
				      __u32 adr,
				      _cstruct CalledPartyNumber,
				      _cstruct BChannelinformation,
				      _cstruct Keypadfacility,
				      _cstruct Useruserdata,
				      _cstruct Facilitydataarray)
{
	capi_cmsg_header(cmsg, ApplId, 0x08, 0x80, Messagenumber, adr);
	cmsg->CalledPartyNumber = CalledPartyNumber;
	cmsg->BChannelinformation = BChannelinformation;
	cmsg->Keypadfacility = Keypadfacility;
	cmsg->Useruserdata = Useruserdata;
	cmsg->Facilitydataarray = Facilitydataarray;
}
 
static inline void capi_fill_LISTEN_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					__u32 adr,
					__u32 InfoMask,
					__u32 CIPmask,
					__u32 CIPmask2,
					_cstruct CallingPartyNumber,
					_cstruct CallingPartySubaddress)
{
	capi_cmsg_header(cmsg, ApplId, 0x05, 0x80, Messagenumber, adr);
	cmsg->InfoMask = InfoMask;
	cmsg->CIPmask = CIPmask;
	cmsg->CIPmask2 = CIPmask2;
	cmsg->CallingPartyNumber = CallingPartyNumber;
	cmsg->CallingPartySubaddress = CallingPartySubaddress;
}
 
static inline void capi_fill_ALERT_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
				       __u32 adr,
				       _cstruct BChannelinformation,
				       _cstruct Keypadfacility,
				       _cstruct Useruserdata,
				       _cstruct Facilitydataarray)
{
	capi_cmsg_header(cmsg, ApplId, 0x01, 0x80, Messagenumber, adr);
	cmsg->BChannelinformation = BChannelinformation;
	cmsg->Keypadfacility = Keypadfacility;
	cmsg->Useruserdata = Useruserdata;
	cmsg->Facilitydataarray = Facilitydataarray;
}
 
static inline void capi_fill_CONNECT_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					 __u32 adr,
					 __u16 CIPValue,
					 _cstruct CalledPartyNumber,
					 _cstruct CallingPartyNumber,
					 _cstruct CalledPartySubaddress,
					 _cstruct CallingPartySubaddress,
					 __u16 B1protocol,
					 __u16 B2protocol,
					 __u16 B3protocol,
					 _cstruct B1configuration,
					 _cstruct B2configuration,
					 _cstruct B3configuration,
					 _cstruct BC,
					 _cstruct LLC,
					 _cstruct HLC,
					 _cstruct BChannelinformation,
					 _cstruct Keypadfacility,
					 _cstruct Useruserdata,
					 _cstruct Facilitydataarray)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x02, 0x80, Messagenumber, adr);
	cmsg->CIPValue = CIPValue;
	cmsg->CalledPartyNumber = CalledPartyNumber;
	cmsg->CallingPartyNumber = CallingPartyNumber;
	cmsg->CalledPartySubaddress = CalledPartySubaddress;
	cmsg->CallingPartySubaddress = CallingPartySubaddress;
	cmsg->B1protocol = B1protocol;
	cmsg->B2protocol = B2protocol;
	cmsg->B3protocol = B3protocol;
	cmsg->B1configuration = B1configuration;
	cmsg->B2configuration = B2configuration;
	cmsg->B3configuration = B3configuration;
	cmsg->BC = BC;
	cmsg->LLC = LLC;
	cmsg->HLC = HLC;
	cmsg->BChannelinformation = BChannelinformation;
	cmsg->Keypadfacility = Keypadfacility;
	cmsg->Useruserdata = Useruserdata;
	cmsg->Facilitydataarray = Facilitydataarray;
}
 
static inline void capi_fill_DATA_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					 __u32 adr,
					 __u32 Data,
					 __u16 DataLength,
					 __u16 DataHandle,
					 __u16 Flags)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x86, 0x80, Messagenumber, adr);
	cmsg->Data = Data;
	cmsg->DataLength = DataLength;
	cmsg->DataHandle = DataHandle;
	cmsg->Flags = Flags;
}
 
static inline void capi_fill_DISCONNECT_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					    __u32 adr,
					    _cstruct BChannelinformation,
					    _cstruct Keypadfacility,
					    _cstruct Useruserdata,
					    _cstruct Facilitydataarray)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x04, 0x80, Messagenumber, adr);
	cmsg->BChannelinformation = BChannelinformation;
	cmsg->Keypadfacility = Keypadfacility;
	cmsg->Useruserdata = Useruserdata;
	cmsg->Facilitydataarray = Facilitydataarray;
}
 
static inline void capi_fill_DISCONNECT_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					       __u32 adr,
					       _cstruct NCPI)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x84, 0x80, Messagenumber, adr);
	cmsg->NCPI = NCPI;
}
 
static inline void capi_fill_MANUFACTURER_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					      __u32 adr,
					      __u32 ManuID,
					      __u32 Class,
					      __u32 Function,
					      _cstruct ManuData)
{
 
	capi_cmsg_header(cmsg, ApplId, 0xff, 0x80, Messagenumber, adr);
	cmsg->ManuID = ManuID;
	cmsg->Class = Class;
	cmsg->Function = Function;
	cmsg->ManuData = ManuData;
}
 
static inline void capi_fill_RESET_B3_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					  __u32 adr,
					  _cstruct NCPI)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x87, 0x80, Messagenumber, adr);
	cmsg->NCPI = NCPI;
}
 
static inline void capi_fill_SELECT_B_PROTOCOL_REQ(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
						   __u32 adr,
						   __u16 B1protocol,
						   __u16 B2protocol,
						   __u16 B3protocol,
						_cstruct B1configuration,
						_cstruct B2configuration,
						_cstruct B3configuration)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x41, 0x80, Messagenumber, adr);
	cmsg->B1protocol = B1protocol;
	cmsg->B2protocol = B2protocol;
	cmsg->B3protocol = B3protocol;
	cmsg->B1configuration = B1configuration;
	cmsg->B2configuration = B2configuration;
	cmsg->B3configuration = B3configuration;
}
 
static inline void capi_fill_CONNECT_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					  __u32 adr,
					  __u16 Reject,
					  __u16 B1protocol,
					  __u16 B2protocol,
					  __u16 B3protocol,
					  _cstruct B1configuration,
					  _cstruct B2configuration,
					  _cstruct B3configuration,
					  _cstruct ConnectedNumber,
					  _cstruct ConnectedSubaddress,
					  _cstruct LLC,
					  _cstruct BChannelinformation,
					  _cstruct Keypadfacility,
					  _cstruct Useruserdata,
					  _cstruct Facilitydataarray)
{
	capi_cmsg_header(cmsg, ApplId, 0x02, 0x83, Messagenumber, adr);
	cmsg->Reject = Reject;
	cmsg->B1protocol = B1protocol;
	cmsg->B2protocol = B2protocol;
	cmsg->B3protocol = B3protocol;
	cmsg->B1configuration = B1configuration;
	cmsg->B2configuration = B2configuration;
	cmsg->B3configuration = B3configuration;
	cmsg->ConnectedNumber = ConnectedNumber;
	cmsg->ConnectedSubaddress = ConnectedSubaddress;
	cmsg->LLC = LLC;
	cmsg->BChannelinformation = BChannelinformation;
	cmsg->Keypadfacility = Keypadfacility;
	cmsg->Useruserdata = Useruserdata;
	cmsg->Facilitydataarray = Facilitydataarray;
}
 
static inline void capi_fill_CONNECT_ACTIVE_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
						 __u32 adr)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x03, 0x83, Messagenumber, adr);
}
 
static inline void capi_fill_CONNECT_B3_ACTIVE_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
						    __u32 adr)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x83, 0x83, Messagenumber, adr);
}
 
static inline void capi_fill_CONNECT_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					     __u32 adr,
					     __u16 Reject,
					     _cstruct NCPI)
{
	capi_cmsg_header(cmsg, ApplId, 0x82, 0x83, Messagenumber, adr);
	cmsg->Reject = Reject;
	cmsg->NCPI = NCPI;
}
 
static inline void capi_fill_CONNECT_B3_T90_ACTIVE_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
							__u32 adr)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x88, 0x83, Messagenumber, adr);
}
 
static inline void capi_fill_DATA_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					  __u32 adr,
					  __u16 DataHandle)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x86, 0x83, Messagenumber, adr);
	cmsg->DataHandle = DataHandle;
}
 
static inline void capi_fill_DISCONNECT_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
						__u32 adr)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x84, 0x83, Messagenumber, adr);
}
 
static inline void capi_fill_DISCONNECT_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					     __u32 adr)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x04, 0x83, Messagenumber, adr);
}
 
static inline void capi_fill_FACILITY_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					   __u32 adr,
					   __u16 FacilitySelector)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x80, 0x83, Messagenumber, adr);
	cmsg->FacilitySelector = FacilitySelector;
}
 
static inline void capi_fill_INFO_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
				       __u32 adr)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x08, 0x83, Messagenumber, adr);
}
 
static inline void capi_fill_MANUFACTURER_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					       __u32 adr,
					       __u32 ManuID,
					       __u32 Class,
					       __u32 Function,
					       _cstruct ManuData)
{
 
	capi_cmsg_header(cmsg, ApplId, 0xff, 0x83, Messagenumber, adr);
	cmsg->ManuID = ManuID;
	cmsg->Class = Class;
	cmsg->Function = Function;
	cmsg->ManuData = ManuData;
}
 
static inline void capi_fill_RESET_B3_RESP(_cmsg * cmsg, __u16 ApplId, __u16 Messagenumber,
					   __u32 adr)
{
 
	capi_cmsg_header(cmsg, ApplId, 0x87, 0x83, Messagenumber, adr);
}
 
#endif				/* __CAPIUTIL_H__ */