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root/include/linux/isdn/capiutil.h

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INCLUDED FROM


DEFINITIONS

This source file includes following definitions.
  1. capimsg_setu8
  2. capimsg_setu16
  3. capimsg_setu32
  4. capi_cmsg_answer
  5. capi_fill_CONNECT_B3_REQ
  6. capi_fill_FACILITY_REQ
  7. capi_fill_INFO_REQ
  8. capi_fill_LISTEN_REQ
  9. capi_fill_ALERT_REQ
  10. capi_fill_CONNECT_REQ
  11. capi_fill_DATA_B3_REQ
  12. capi_fill_DISCONNECT_REQ
  13. capi_fill_DISCONNECT_B3_REQ
  14. capi_fill_MANUFACTURER_REQ
  15. capi_fill_RESET_B3_REQ
  16. capi_fill_SELECT_B_PROTOCOL_REQ
  17. capi_fill_CONNECT_RESP
  18. capi_fill_CONNECT_ACTIVE_RESP
  19. capi_fill_CONNECT_B3_ACTIVE_RESP
  20. capi_fill_CONNECT_B3_RESP
  21. capi_fill_CONNECT_B3_T90_ACTIVE_RESP
  22. capi_fill_DATA_B3_RESP
  23. capi_fill_DISCONNECT_B3_RESP
  24. capi_fill_DISCONNECT_RESP
  25. capi_fill_FACILITY_RESP
  26. capi_fill_INFO_RESP
  27. capi_fill_MANUFACTURER_RESP
  28. capi_fill_RESET_B3_RESP

/* $Id: capiutil.h,v 1.5.6.2 2001/09/23 22:24:33 kai Exp $
 *
 * CAPI 2.0 defines & types
 *
 * From CAPI 2.0 Development Kit AVM 1995 (msg.c)
 * Rewritten for Linux 1996 by Carsten Paeth <calle@calle.de>
 *
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 *
 */

#ifndef __CAPIUTIL_H__
#define __CAPIUTIL_H__

#include <asm/types.h>

#define CAPIMSG_BASELEN         8
#define CAPIMSG_U8(m, off)      (m[off])
#define CAPIMSG_U16(m, off)     (m[off]|(m[(off)+1]<<8))
#define CAPIMSG_U32(m, off)     (m[off]|(m[(off)+1]<<8)|(m[(off)+2]<<16)|(m[(off)+3]<<24))
#define CAPIMSG_LEN(m)          CAPIMSG_U16(m,0)
#define CAPIMSG_APPID(m)        CAPIMSG_U16(m,2)
#define CAPIMSG_COMMAND(m)      CAPIMSG_U8(m,4)
#define CAPIMSG_SUBCOMMAND(m)   CAPIMSG_U8(m,5)
#define CAPIMSG_CMD(m)          (((m[4])<<8)|(m[5]))
#define CAPIMSG_MSGID(m)        CAPIMSG_U16(m,6)
#define CAPIMSG_CONTROLLER(m)   (m[8] & 0x7f)
#define CAPIMSG_CONTROL(m)      CAPIMSG_U32(m, 8)
#define CAPIMSG_NCCI(m)         CAPIMSG_CONTROL(m)
#define CAPIMSG_DATALEN(m)      CAPIMSG_U16(m,16) /* DATA_B3_REQ */

static inline void capimsg_setu8(void *m, int off, __u8 val)
{
        ((__u8 *)m)[off] = val;
}

static inline void capimsg_setu16(void *m, int off, __u16 val)
{
        ((__u8 *)m)[off] = val & 0xff;
        ((__u8 *)m)[off+1] = (val >> 8) & 0xff;
}

static inline void capimsg_setu32(void *m, int off, __u32 val)
{
        ((__u8 *)m)[off] = val & 0xff;
        ((__u8 *)m)[off+1] = (val >> 8) & 0xff;
        ((__u8 *)m)[off+2] = (val >> 16) & 0xff;
        ((__u8 *)m)[off+3] = (val >> 24) & 0xff;
}

#define CAPIMSG_SETLEN(m, len)          capimsg_setu16(m, 0, len)
#define CAPIMSG_SETAPPID(m, applid)     capimsg_setu16(m, 2, applid)
#define CAPIMSG_SETCOMMAND(m,cmd)       capimsg_setu8(m, 4, cmd)
#define CAPIMSG_SETSUBCOMMAND(m, cmd)   capimsg_setu8(m, 5, cmd)
#define CAPIMSG_SETMSGID(m, msgid)      capimsg_setu16(m, 6, msgid)
#define CAPIMSG_SETCONTROL(m, contr)    capimsg_setu32(m, 8, contr)
#define CAPIMSG_SETDATALEN(m, len)      capimsg_setu16(m, 16, len)

/*----- 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);

typedef struct {
        u_char  *buf;
        u_char  *p;
        size_t  size;
        size_t  pos;
} _cdebbuf;

#define CDEBUG_SIZE     1024
#define CDEBUG_GSIZE    4096

void cdebbuf_free(_cdebbuf *cdb);
int cdebug_init(void);
void cdebug_exit(void);

_cdebbuf *capi_cmsg2str(_cmsg *cmsg);
_cdebbuf *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__ */

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