blob: 6f63cfae69d3942022d6008c198e1a6dfec80b15 [file] [log] [blame]
/* $Id: capiutil.c,v 1.1.4.1 2001/11/20 14:19:34 kai Exp $
*
* CAPI 2.0 convert capi message to capi message struct
*
* 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.
*
*/
#include <linux/module.h>
#include <linux/string.h>
#include <linux/ctype.h>
#include <linux/stddef.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/init.h>
#include <asm/segment.h>
#include <linux/config.h>
#include "capiutil.h"
MODULE_DESCRIPTION("CAPI4Linux: CAPI message conversion support");
MODULE_AUTHOR("Carsten Paeth");
MODULE_LICENSE("GPL");
/* from CAPI2.0 DDK AVM Berlin GmbH */
#ifndef CONFIG_ISDN_DRV_AVMB1_VERBOSE_REASON
char *capi_info2str(__u16 reason)
{
return "..";
}
#else
char *capi_info2str(__u16 reason)
{
switch (reason) {
/*-- informative values (corresponding message was processed) -----*/
case 0x0001:
return "NCPI not supported by current protocol, NCPI ignored";
case 0x0002:
return "Flags not supported by current protocol, flags ignored";
case 0x0003:
return "Alert already sent by another application";
/*-- error information concerning CAPI_REGISTER -----*/
case 0x1001:
return "Too many applications";
case 0x1002:
return "Logical block size too small, must be at least 128 Bytes";
case 0x1003:
return "Buffer exceeds 64 kByte";
case 0x1004:
return "Message buffer size too small, must be at least 1024 Bytes";
case 0x1005:
return "Max. number of logical connections not supported";
case 0x1006:
return "Reserved";
case 0x1007:
return "The message could not be accepted because of an internal busy condition";
case 0x1008:
return "OS resource error (no memory ?)";
case 0x1009:
return "CAPI not installed";
case 0x100A:
return "Controller does not support external equipment";
case 0x100B:
return "Controller does only support external equipment";
/*-- error information concerning message exchange functions -----*/
case 0x1101:
return "Illegal application number";
case 0x1102:
return "Illegal command or subcommand or message length less than 12 bytes";
case 0x1103:
return "The message could not be accepted because of a queue full condition !! The error code does not imply that CAPI cannot receive messages directed to another controller, PLCI or NCCI";
case 0x1104:
return "Queue is empty";
case 0x1105:
return "Queue overflow, a message was lost !! This indicates a configuration error. The only recovery from this error is to perform a CAPI_RELEASE";
case 0x1106:
return "Unknown notification parameter";
case 0x1107:
return "The Message could not be accepted because of an internal busy condition";
case 0x1108:
return "OS Resource error (no memory ?)";
case 0x1109:
return "CAPI not installed";
case 0x110A:
return "Controller does not support external equipment";
case 0x110B:
return "Controller does only support external equipment";
/*-- error information concerning resource / coding problems -----*/
case 0x2001:
return "Message not supported in current state";
case 0x2002:
return "Illegal Controller / PLCI / NCCI";
case 0x2003:
return "Out of PLCI";
case 0x2004:
return "Out of NCCI";
case 0x2005:
return "Out of LISTEN";
case 0x2006:
return "Out of FAX resources (protocol T.30)";
case 0x2007:
return "Illegal message parameter coding";
/*-- error information concerning requested services -----*/
case 0x3001:
return "B1 protocol not supported";
case 0x3002:
return "B2 protocol not supported";
case 0x3003:
return "B3 protocol not supported";
case 0x3004:
return "B1 protocol parameter not supported";
case 0x3005:
return "B2 protocol parameter not supported";
case 0x3006:
return "B3 protocol parameter not supported";
case 0x3007:
return "B protocol combination not supported";
case 0x3008:
return "NCPI not supported";
case 0x3009:
return "CIP Value unknown";
case 0x300A:
return "Flags not supported (reserved bits)";
case 0x300B:
return "Facility not supported";
case 0x300C:
return "Data length not supported by current protocol";
case 0x300D:
return "Reset procedure not supported by current protocol";
/*-- informations about the clearing of a physical connection -----*/
case 0x3301:
return "Protocol error layer 1 (broken line or B-channel removed by signalling protocol)";
case 0x3302:
return "Protocol error layer 2";
case 0x3303:
return "Protocol error layer 3";
case 0x3304:
return "Another application got that call";
/*-- T.30 specific reasons -----*/
case 0x3311:
return "Connecting not successful (remote station is no FAX G3 machine)";
case 0x3312:
return "Connecting not successful (training error)";
case 0x3313:
return "Disconnected before transfer (remote station does not support transfer mode, e.g. resolution)";
case 0x3314:
return "Disconnected during transfer (remote abort)";
case 0x3315:
return "Disconnected during transfer (remote procedure error, e.g. unsuccessful repetition of T.30 commands)";
case 0x3316:
return "Disconnected during transfer (local tx data underrun)";
case 0x3317:
return "Disconnected during transfer (local rx data overflow)";
case 0x3318:
return "Disconnected during transfer (local abort)";
case 0x3319:
return "Illegal parameter coding (e.g. SFF coding error)";
/*-- disconnect causes from the network according to ETS 300 102-1/Q.931 -----*/
case 0x3481: return "Unallocated (unassigned) number";
case 0x3482: return "No route to specified transit network";
case 0x3483: return "No route to destination";
case 0x3486: return "Channel unacceptable";
case 0x3487:
return "Call awarded and being delivered in an established channel";
case 0x3490: return "Normal call clearing";
case 0x3491: return "User busy";
case 0x3492: return "No user responding";
case 0x3493: return "No answer from user (user alerted)";
case 0x3495: return "Call rejected";
case 0x3496: return "Number changed";
case 0x349A: return "Non-selected user clearing";
case 0x349B: return "Destination out of order";
case 0x349C: return "Invalid number format";
case 0x349D: return "Facility rejected";
case 0x349E: return "Response to STATUS ENQUIRY";
case 0x349F: return "Normal, unspecified";
case 0x34A2: return "No circuit / channel available";
case 0x34A6: return "Network out of order";
case 0x34A9: return "Temporary failure";
case 0x34AA: return "Switching equipment congestion";
case 0x34AB: return "Access information discarded";
case 0x34AC: return "Requested circuit / channel not available";
case 0x34AF: return "Resources unavailable, unspecified";
case 0x34B1: return "Quality of service unavailable";
case 0x34B2: return "Requested facility not subscribed";
case 0x34B9: return "Bearer capability not authorized";
case 0x34BA: return "Bearer capability not presently available";
case 0x34BF: return "Service or option not available, unspecified";
case 0x34C1: return "Bearer capability not implemented";
case 0x34C2: return "Channel type not implemented";
case 0x34C5: return "Requested facility not implemented";
case 0x34C6: return "Only restricted digital information bearer capability is available";
case 0x34CF: return "Service or option not implemented, unspecified";
case 0x34D1: return "Invalid call reference value";
case 0x34D2: return "Identified channel does not exist";
case 0x34D3: return "A suspended call exists, but this call identity does not";
case 0x34D4: return "Call identity in use";
case 0x34D5: return "No call suspended";
case 0x34D6: return "Call having the requested call identity has been cleared";
case 0x34D8: return "Incompatible destination";
case 0x34DB: return "Invalid transit network selection";
case 0x34DF: return "Invalid message, unspecified";
case 0x34E0: return "Mandatory information element is missing";
case 0x34E1: return "Message type non-existent or not implemented";
case 0x34E2: return "Message not compatible with call state or message type non-existent or not implemented";
case 0x34E3: return "Information element non-existent or not implemented";
case 0x34E4: return "Invalid information element contents";
case 0x34E5: return "Message not compatible with call state";
case 0x34E6: return "Recovery on timer expiry";
case 0x34EF: return "Protocol error, unspecified";
case 0x34FF: return "Interworking, unspecified";
default: return "No additional information";
}
}
#endif
typedef struct {
int typ;
size_t off;
} _cdef;
#define _CBYTE 1
#define _CWORD 2
#define _CDWORD 3
#define _CSTRUCT 4
#define _CMSTRUCT 5
#define _CEND 6
static _cdef cdef[] =
{
/*00 */
{_CEND},
/*01 */
{_CEND},
/*02 */
{_CEND},
/*03 */
{_CDWORD, offsetof(_cmsg, adr.adrController)},
/*04 */
{_CMSTRUCT, offsetof(_cmsg, AdditionalInfo)},
/*05 */
{_CSTRUCT, offsetof(_cmsg, B1configuration)},
/*06 */
{_CWORD, offsetof(_cmsg, B1protocol)},
/*07 */
{_CSTRUCT, offsetof(_cmsg, B2configuration)},
/*08 */
{_CWORD, offsetof(_cmsg, B2protocol)},
/*09 */
{_CSTRUCT, offsetof(_cmsg, B3configuration)},
/*0a */
{_CWORD, offsetof(_cmsg, B3protocol)},
/*0b */
{_CSTRUCT, offsetof(_cmsg, BC)},
/*0c */
{_CSTRUCT, offsetof(_cmsg, BChannelinformation)},
/*0d */
{_CMSTRUCT, offsetof(_cmsg, BProtocol)},
/*0e */
{_CSTRUCT, offsetof(_cmsg, CalledPartyNumber)},
/*0f */
{_CSTRUCT, offsetof(_cmsg, CalledPartySubaddress)},
/*10 */
{_CSTRUCT, offsetof(_cmsg, CallingPartyNumber)},
/*11 */
{_CSTRUCT, offsetof(_cmsg, CallingPartySubaddress)},
/*12 */
{_CDWORD, offsetof(_cmsg, CIPmask)},
/*13 */
{_CDWORD, offsetof(_cmsg, CIPmask2)},
/*14 */
{_CWORD, offsetof(_cmsg, CIPValue)},
/*15 */
{_CDWORD, offsetof(_cmsg, Class)},
/*16 */
{_CSTRUCT, offsetof(_cmsg, ConnectedNumber)},
/*17 */
{_CSTRUCT, offsetof(_cmsg, ConnectedSubaddress)},
/*18 */
{_CDWORD, offsetof(_cmsg, Data)},
/*19 */
{_CWORD, offsetof(_cmsg, DataHandle)},
/*1a */
{_CWORD, offsetof(_cmsg, DataLength)},
/*1b */
{_CSTRUCT, offsetof(_cmsg, FacilityConfirmationParameter)},
/*1c */
{_CSTRUCT, offsetof(_cmsg, Facilitydataarray)},
/*1d */
{_CSTRUCT, offsetof(_cmsg, FacilityIndicationParameter)},
/*1e */
{_CSTRUCT, offsetof(_cmsg, FacilityRequestParameter)},
/*1f */
{_CWORD, offsetof(_cmsg, FacilitySelector)},
/*20 */
{_CWORD, offsetof(_cmsg, Flags)},
/*21 */
{_CDWORD, offsetof(_cmsg, Function)},
/*22 */
{_CSTRUCT, offsetof(_cmsg, HLC)},
/*23 */
{_CWORD, offsetof(_cmsg, Info)},
/*24 */
{_CSTRUCT, offsetof(_cmsg, InfoElement)},
/*25 */
{_CDWORD, offsetof(_cmsg, InfoMask)},
/*26 */
{_CWORD, offsetof(_cmsg, InfoNumber)},
/*27 */
{_CSTRUCT, offsetof(_cmsg, Keypadfacility)},
/*28 */
{_CSTRUCT, offsetof(_cmsg, LLC)},
/*29 */
{_CSTRUCT, offsetof(_cmsg, ManuData)},
/*2a */
{_CDWORD, offsetof(_cmsg, ManuID)},
/*2b */
{_CSTRUCT, offsetof(_cmsg, NCPI)},
/*2c */
{_CWORD, offsetof(_cmsg, Reason)},
/*2d */
{_CWORD, offsetof(_cmsg, Reason_B3)},
/*2e */
{_CWORD, offsetof(_cmsg, Reject)},
/*2f */
{_CSTRUCT, offsetof(_cmsg, Useruserdata)}
};
static unsigned char *cpars[] =
{
/*00 */ 0,
/*01 ALERT_REQ */ (unsigned char *) "\x03\x04\x0c\x27\x2f\x1c\x01\x01",
/*02 CONNECT_REQ */ (unsigned char *) "\x03\x14\x0e\x10\x0f\x11\x0d\x06\x08\x0a\x05\x07\x09\x01\x0b\x28\x22\x04\x0c\x27\x2f\x1c\x01\x01",
/*03 */ 0,
/*04 DISCONNECT_REQ */ (unsigned char *) "\x03\x04\x0c\x27\x2f\x1c\x01\x01",
/*05 LISTEN_REQ */ (unsigned char *) "\x03\x25\x12\x13\x10\x11\x01",
/*06 */ 0,
/*07 */ 0,
/*08 INFO_REQ */ (unsigned char *) "\x03\x0e\x04\x0c\x27\x2f\x1c\x01\x01",
/*09 FACILITY_REQ */ (unsigned char *) "\x03\x1f\x1e\x01",
/*0a SELECT_B_PROTOCOL_REQ */ (unsigned char *) "\x03\x0d\x06\x08\x0a\x05\x07\x09\x01\x01",
/*0b CONNECT_B3_REQ */ (unsigned char *) "\x03\x2b\x01",
/*0c */ 0,
/*0d DISCONNECT_B3_REQ */ (unsigned char *) "\x03\x2b\x01",
/*0e */ 0,
/*0f DATA_B3_REQ */ (unsigned char *) "\x03\x18\x1a\x19\x20\x01",
/*10 RESET_B3_REQ */ (unsigned char *) "\x03\x2b\x01",
/*11 */ 0,
/*12 */ 0,
/*13 ALERT_CONF */ (unsigned char *) "\x03\x23\x01",
/*14 CONNECT_CONF */ (unsigned char *) "\x03\x23\x01",
/*15 */ 0,
/*16 DISCONNECT_CONF */ (unsigned char *) "\x03\x23\x01",
/*17 LISTEN_CONF */ (unsigned char *) "\x03\x23\x01",
/*18 MANUFACTURER_REQ */ (unsigned char *) "\x03\x2a\x15\x21\x29\x01",
/*19 */ 0,
/*1a INFO_CONF */ (unsigned char *) "\x03\x23\x01",
/*1b FACILITY_CONF */ (unsigned char *) "\x03\x23\x1f\x1b\x01",
/*1c SELECT_B_PROTOCOL_CONF */ (unsigned char *) "\x03\x23\x01",
/*1d CONNECT_B3_CONF */ (unsigned char *) "\x03\x23\x01",
/*1e */ 0,
/*1f DISCONNECT_B3_CONF */ (unsigned char *) "\x03\x23\x01",
/*20 */ 0,
/*21 DATA_B3_CONF */ (unsigned char *) "\x03\x19\x23\x01",
/*22 RESET_B3_CONF */ (unsigned char *) "\x03\x23\x01",
/*23 */ 0,
/*24 */ 0,
/*25 */ 0,
/*26 CONNECT_IND */ (unsigned char *) "\x03\x14\x0e\x10\x0f\x11\x0b\x28\x22\x04\x0c\x27\x2f\x1c\x01\x01",
/*27 CONNECT_ACTIVE_IND */ (unsigned char *) "\x03\x16\x17\x28\x01",
/*28 DISCONNECT_IND */ (unsigned char *) "\x03\x2c\x01",
/*29 */ 0,
/*2a MANUFACTURER_CONF */ (unsigned char *) "\x03\x2a\x15\x21\x29\x01",
/*2b */ 0,
/*2c INFO_IND */ (unsigned char *) "\x03\x26\x24\x01",
/*2d FACILITY_IND */ (unsigned char *) "\x03\x1f\x1d\x01",
/*2e */ 0,
/*2f CONNECT_B3_IND */ (unsigned char *) "\x03\x2b\x01",
/*30 CONNECT_B3_ACTIVE_IND */ (unsigned char *) "\x03\x2b\x01",
/*31 DISCONNECT_B3_IND */ (unsigned char *) "\x03\x2d\x2b\x01",
/*32 */ 0,
/*33 DATA_B3_IND */ (unsigned char *) "\x03\x18\x1a\x19\x20\x01",
/*34 RESET_B3_IND */ (unsigned char *) "\x03\x2b\x01",
/*35 CONNECT_B3_T90_ACTIVE_IND */ (unsigned char *) "\x03\x2b\x01",
/*36 */ 0,
/*37 */ 0,
/*38 CONNECT_RESP */ (unsigned char *) "\x03\x2e\x0d\x06\x08\x0a\x05\x07\x09\x01\x16\x17\x28\x04\x0c\x27\x2f\x1c\x01\x01",
/*39 CONNECT_ACTIVE_RESP */ (unsigned char *) "\x03\x01",
/*3a DISCONNECT_RESP */ (unsigned char *) "\x03\x01",
/*3b */ 0,
/*3c MANUFACTURER_IND */ (unsigned char *) "\x03\x2a\x15\x21\x29\x01",
/*3d */ 0,
/*3e INFO_RESP */ (unsigned char *) "\x03\x01",
/*3f FACILITY_RESP */ (unsigned char *) "\x03\x1f\x01",
/*40 */ 0,
/*41 CONNECT_B3_RESP */ (unsigned char *) "\x03\x2e\x2b\x01",
/*42 CONNECT_B3_ACTIVE_RESP */ (unsigned char *) "\x03\x01",
/*43 DISCONNECT_B3_RESP */ (unsigned char *) "\x03\x01",
/*44 */ 0,
/*45 DATA_B3_RESP */ (unsigned char *) "\x03\x19\x01",
/*46 RESET_B3_RESP */ (unsigned char *) "\x03\x01",
/*47 CONNECT_B3_T90_ACTIVE_RESP */ (unsigned char *) "\x03\x01",
/*48 */ 0,
/*49 */ 0,
/*4a */ 0,
/*4b */ 0,
/*4c */ 0,
/*4d */ 0,
/*4e MANUFACTURER_RESP */ (unsigned char *) "\x03\x2a\x15\x21\x29\x01",
};
/*-------------------------------------------------------*/
#define byteTLcpy(x,y) *(__u8 *)(x)=*(__u8 *)(y);
#define wordTLcpy(x,y) *(__u16 *)(x)=*(__u16 *)(y);
#define dwordTLcpy(x,y) memcpy(x,y,4);
#define structTLcpy(x,y,l) memcpy (x,y,l)
#define structTLcpyovl(x,y,l) memmove (x,y,l)
#define byteTRcpy(x,y) *(__u8 *)(y)=*(__u8 *)(x);
#define wordTRcpy(x,y) *(__u16 *)(y)=*(__u16 *)(x);
#define dwordTRcpy(x,y) memcpy(y,x,4);
#define structTRcpy(x,y,l) memcpy (y,x,l)
#define structTRcpyovl(x,y,l) memmove (y,x,l)
/*-------------------------------------------------------*/
static unsigned command_2_index(unsigned c, unsigned sc)
{
if (c & 0x80)
c = 0x9 + (c & 0x0f);
else if (c <= 0x0f);
else if (c == 0x41)
c = 0x9 + 0x1;
else if (c == 0xff)
c = 0x00;
return (sc & 3) * (0x9 + 0x9) + c;
}
/*-------------------------------------------------------*/
#define TYP (cdef[cmsg->par[cmsg->p]].typ)
#define OFF (((__u8 *)cmsg)+cdef[cmsg->par[cmsg->p]].off)
static void jumpcstruct(_cmsg * cmsg)
{
unsigned layer;
for (cmsg->p++, layer = 1; layer;) {
/* $$$$$ assert (cmsg->p); */
cmsg->p++;
switch (TYP) {
case _CMSTRUCT:
layer++;
break;
case _CEND:
layer--;
break;
}
}
}
/*-------------------------------------------------------*/
static void pars_2_message(_cmsg * cmsg)
{
for (; TYP != _CEND; cmsg->p++) {
switch (TYP) {
case _CBYTE:
byteTLcpy(cmsg->m + cmsg->l, OFF);
cmsg->l++;
break;
case _CWORD:
wordTLcpy(cmsg->m + cmsg->l, OFF);
cmsg->l += 2;
break;
case _CDWORD:
dwordTLcpy(cmsg->m + cmsg->l, OFF);
cmsg->l += 4;
break;
case _CSTRUCT:
if (*(__u8 **) OFF == 0) {
*(cmsg->m + cmsg->l) = '\0';
cmsg->l++;
} else if (**(_cstruct *) OFF != 0xff) {
structTLcpy(cmsg->m + cmsg->l, *(_cstruct *) OFF, 1 + **(_cstruct *) OFF);
cmsg->l += 1 + **(_cstruct *) OFF;
} else {
_cstruct s = *(_cstruct *) OFF;
structTLcpy(cmsg->m + cmsg->l, s, 3 + *(__u16 *) (s + 1));
cmsg->l += 3 + *(__u16 *) (s + 1);
}
break;
case _CMSTRUCT:
/*----- Metastruktur 0 -----*/
if (*(_cmstruct *) OFF == CAPI_DEFAULT) {
*(cmsg->m + cmsg->l) = '\0';
cmsg->l++;
jumpcstruct(cmsg);
}
/*----- Metastruktur wird composed -----*/
else {
unsigned _l = cmsg->l;
unsigned _ls;
cmsg->l++;
cmsg->p++;
pars_2_message(cmsg);
_ls = cmsg->l - _l - 1;
if (_ls < 255)
(cmsg->m + _l)[0] = (__u8) _ls;
else {
structTLcpyovl(cmsg->m + _l + 3, cmsg->m + _l + 1, _ls);
(cmsg->m + _l)[0] = 0xff;
wordTLcpy(cmsg->m + _l + 1, &_ls);
}
}
break;
}
}
}
/*-------------------------------------------------------*/
unsigned capi_cmsg2message(_cmsg * cmsg, __u8 * msg)
{
cmsg->m = msg;
cmsg->l = 8;
cmsg->p = 0;
cmsg->par = cpars[command_2_index(cmsg->Command, cmsg->Subcommand)];
pars_2_message(cmsg);
wordTLcpy(msg + 0, &cmsg->l);
byteTLcpy(cmsg->m + 4, &cmsg->Command);
byteTLcpy(cmsg->m + 5, &cmsg->Subcommand);
wordTLcpy(cmsg->m + 2, &cmsg->ApplId);
wordTLcpy(cmsg->m + 6, &cmsg->Messagenumber);
return 0;
}
/*-------------------------------------------------------*/
static void message_2_pars(_cmsg * cmsg)
{
for (; TYP != _CEND; cmsg->p++) {
switch (TYP) {
case _CBYTE:
byteTRcpy(cmsg->m + cmsg->l, OFF);
cmsg->l++;
break;
case _CWORD:
wordTRcpy(cmsg->m + cmsg->l, OFF);
cmsg->l += 2;
break;
case _CDWORD:
dwordTRcpy(cmsg->m + cmsg->l, OFF);
cmsg->l += 4;
break;
case _CSTRUCT:
*(__u8 **) OFF = cmsg->m + cmsg->l;
if (cmsg->m[cmsg->l] != 0xff)
cmsg->l += 1 + cmsg->m[cmsg->l];
else
cmsg->l += 3 + *(__u16 *) (cmsg->m + cmsg->l + 1);
break;
case _CMSTRUCT:
/*----- Metastruktur 0 -----*/
if (cmsg->m[cmsg->l] == '\0') {
*(_cmstruct *) OFF = CAPI_DEFAULT;
cmsg->l++;
jumpcstruct(cmsg);
} else {
unsigned _l = cmsg->l;
*(_cmstruct *) OFF = CAPI_COMPOSE;
cmsg->l = (cmsg->m + _l)[0] == 255 ? cmsg->l + 3 : cmsg->l + 1;
cmsg->p++;
message_2_pars(cmsg);
}
break;
}
}
}
/*-------------------------------------------------------*/
unsigned capi_message2cmsg(_cmsg * cmsg, __u8 * msg)
{
memset(cmsg, 0, sizeof(_cmsg));
cmsg->m = msg;
cmsg->l = 8;
cmsg->p = 0;
byteTRcpy(cmsg->m + 4, &cmsg->Command);
byteTRcpy(cmsg->m + 5, &cmsg->Subcommand);
cmsg->par = cpars[command_2_index(cmsg->Command, cmsg->Subcommand)];
message_2_pars(cmsg);
wordTRcpy(msg + 0, &cmsg->l);
wordTRcpy(cmsg->m + 2, &cmsg->ApplId);
wordTRcpy(cmsg->m + 6, &cmsg->Messagenumber);
return 0;
}
/*-------------------------------------------------------*/
unsigned capi_cmsg_header(_cmsg * cmsg, __u16 _ApplId,
__u8 _Command, __u8 _Subcommand,
__u16 _Messagenumber, __u32 _Controller)
{
memset(cmsg, 0, sizeof(_cmsg));
cmsg->ApplId = _ApplId;
cmsg->Command = _Command;
cmsg->Subcommand = _Subcommand;
cmsg->Messagenumber = _Messagenumber;
cmsg->adr.adrController = _Controller;
return 0;
}
/*-------------------------------------------------------*/
static char *mnames[] =
{
0,
"ALERT_REQ",
"CONNECT_REQ",
0,
"DISCONNECT_REQ",
"LISTEN_REQ",
0,
0,
"INFO_REQ",
"FACILITY_REQ",
"SELECT_B_PROTOCOL_REQ",
"CONNECT_B3_REQ",
0,
"DISCONNECT_B3_REQ",
0,
"DATA_B3_REQ",
"RESET_B3_REQ",
0,
0,
"ALERT_CONF",
"CONNECT_CONF",
0,
"DISCONNECT_CONF",
"LISTEN_CONF",
"MANUFACTURER_REQ",
0,
"INFO_CONF",
"FACILITY_CONF",
"SELECT_B_PROTOCOL_CONF",
"CONNECT_B3_CONF",
0,
"DISCONNECT_B3_CONF",
0,
"DATA_B3_CONF",
"RESET_B3_CONF",
0,
0,
0,
"CONNECT_IND",
"CONNECT_ACTIVE_IND",
"DISCONNECT_IND",
0,
"MANUFACTURER_CONF",
0,
"INFO_IND",
"FACILITY_IND",
0,
"CONNECT_B3_IND",
"CONNECT_B3_ACTIVE_IND",
"DISCONNECT_B3_IND",
0,
"DATA_B3_IND",
"RESET_B3_IND",
"CONNECT_B3_T90_ACTIVE_IND",
0,
0,
"CONNECT_RESP",
"CONNECT_ACTIVE_RESP",
"DISCONNECT_RESP",
0,
"MANUFACTURER_IND",
0,
"INFO_RESP",
"FACILITY_RESP",
0,
"CONNECT_B3_RESP",
"CONNECT_B3_ACTIVE_RESP",
"DISCONNECT_B3_RESP",
0,
"DATA_B3_RESP",
"RESET_B3_RESP",
"CONNECT_B3_T90_ACTIVE_RESP",
0,
0,
0,
0,
0,
0,
"MANUFACTURER_RESP"
};
char *capi_cmd2str(__u8 cmd, __u8 subcmd)
{
return mnames[command_2_index(cmd, subcmd)];
}
/*-------------------------------------------------------*/
/*-------------------------------------------------------*/
static char *pnames[] =
{
/*00 */ 0,
/*01 */ 0,
/*02 */ 0,
/*03 */ "Controller/PLCI/NCCI",
/*04 */ "AdditionalInfo",
/*05 */ "B1configuration",
/*06 */ "B1protocol",
/*07 */ "B2configuration",
/*08 */ "B2protocol",
/*09 */ "B3configuration",
/*0a */ "B3protocol",
/*0b */ "BC",
/*0c */ "BChannelinformation",
/*0d */ "BProtocol",
/*0e */ "CalledPartyNumber",
/*0f */ "CalledPartySubaddress",
/*10 */ "CallingPartyNumber",
/*11 */ "CallingPartySubaddress",
/*12 */ "CIPmask",
/*13 */ "CIPmask2",
/*14 */ "CIPValue",
/*15 */ "Class",
/*16 */ "ConnectedNumber",
/*17 */ "ConnectedSubaddress",
/*18 */ "Data32",
/*19 */ "DataHandle",
/*1a */ "DataLength",
/*1b */ "FacilityConfirmationParameter",
/*1c */ "Facilitydataarray",
/*1d */ "FacilityIndicationParameter",
/*1e */ "FacilityRequestParameter",
/*1f */ "FacilitySelector",
/*20 */ "Flags",
/*21 */ "Function",
/*22 */ "HLC",
/*23 */ "Info",
/*24 */ "InfoElement",
/*25 */ "InfoMask",
/*26 */ "InfoNumber",
/*27 */ "Keypadfacility",
/*28 */ "LLC",
/*29 */ "ManuData",
/*2a */ "ManuID",
/*2b */ "NCPI",
/*2c */ "Reason",
/*2d */ "Reason_B3",
/*2e */ "Reject",
/*2f */ "Useruserdata"
};
static char buf[8192];
static char *p = 0;
#include <stdarg.h>
/*-------------------------------------------------------*/
static void bufprint(char *fmt,...)
{
va_list f;
va_start(f, fmt);
vsprintf(p, fmt, f);
va_end(f);
p += strlen(p);
}
static void printstructlen(__u8 * m, unsigned len)
{
unsigned hex = 0;
for (; len; len--, m++)
if (isalnum(*m) || *m == ' ') {
if (hex)
bufprint(">");
bufprint("%c", *m);
hex = 0;
} else {
if (!hex)
bufprint("<%02x", *m);
else
bufprint(" %02x", *m);
hex = 1;
}
if (hex)
bufprint(">");
}
static void printstruct(__u8 * m)
{
unsigned len;
if (m[0] != 0xff) {
len = m[0];
m += 1;
} else {
len = ((__u16 *) (m + 1))[0];
m += 3;
}
printstructlen(m, len);
}
/*-------------------------------------------------------*/
#define NAME (pnames[cmsg->par[cmsg->p]])
static void protocol_message_2_pars(_cmsg * cmsg, int level)
{
for (; TYP != _CEND; cmsg->p++) {
int slen = 29 + 3 - level;
int i;
bufprint(" ");
for (i = 0; i < level - 1; i++)
bufprint(" ");
switch (TYP) {
case _CBYTE:
bufprint("%-*s = 0x%x\n", slen, NAME, *(__u8 *) (cmsg->m + cmsg->l));
cmsg->l++;
break;
case _CWORD:
bufprint("%-*s = 0x%x\n", slen, NAME, *(__u16 *) (cmsg->m + cmsg->l));
cmsg->l += 2;
break;
case _CDWORD:
bufprint("%-*s = 0x%lx\n", slen, NAME, *(__u32 *) (cmsg->m + cmsg->l));
cmsg->l += 4;
break;
case _CSTRUCT:
bufprint("%-*s = ", slen, NAME);
if (cmsg->m[cmsg->l] == '\0')
bufprint("default");
else
printstruct(cmsg->m + cmsg->l);
bufprint("\n");
if (cmsg->m[cmsg->l] != 0xff)
cmsg->l += 1 + cmsg->m[cmsg->l];
else
cmsg->l += 3 + *(__u16 *) (cmsg->m + cmsg->l + 1);
break;
case _CMSTRUCT:
/*----- Metastruktur 0 -----*/
if (cmsg->m[cmsg->l] == '\0') {
bufprint("%-*s = default\n", slen, NAME);
cmsg->l++;
jumpcstruct(cmsg);
} else {
char *name = NAME;
unsigned _l = cmsg->l;
bufprint("%-*s\n", slen, name);
cmsg->l = (cmsg->m + _l)[0] == 255 ? cmsg->l + 3 : cmsg->l + 1;
cmsg->p++;
protocol_message_2_pars(cmsg, level + 1);
}
break;
}
}
}
/*-------------------------------------------------------*/
char *capi_message2str(__u8 * msg)
{
_cmsg cmsg;
p = buf;
p[0] = 0;
cmsg.m = msg;
cmsg.l = 8;
cmsg.p = 0;
byteTRcpy(cmsg.m + 4, &cmsg.Command);
byteTRcpy(cmsg.m + 5, &cmsg.Subcommand);
cmsg.par = cpars[command_2_index(cmsg.Command, cmsg.Subcommand)];
bufprint("%-26s ID=%03d #0x%04x LEN=%04d\n",
mnames[command_2_index(cmsg.Command, cmsg.Subcommand)],
((unsigned short *) msg)[1],
((unsigned short *) msg)[3],
((unsigned short *) msg)[0]);
protocol_message_2_pars(&cmsg, 1);
return buf;
}
char *capi_cmsg2str(_cmsg * cmsg)
{
p = buf;
p[0] = 0;
cmsg->l = 8;
cmsg->p = 0;
bufprint("%s ID=%03d #0x%04x LEN=%04d\n",
mnames[command_2_index(cmsg->Command, cmsg->Subcommand)],
((__u16 *) cmsg->m)[1],
((__u16 *) cmsg->m)[3],
((__u16 *) cmsg->m)[0]);
protocol_message_2_pars(cmsg, 1);
return buf;
}
EXPORT_SYMBOL(capi_cmsg2message);
EXPORT_SYMBOL(capi_message2cmsg);
EXPORT_SYMBOL(capi_cmsg_header);
EXPORT_SYMBOL(capi_cmd2str);
EXPORT_SYMBOL(capi_cmsg2str);
EXPORT_SYMBOL(capi_message2str);
EXPORT_SYMBOL(capi_info2str);
static int __init capiutil_init(void)
{
return 0;
}
static void __exit capiutil_exit(void)
{
}
module_init(capiutil_init);
module_exit(capiutil_exit);