/*****************************************************************************
* sdla_x25.h Sangoma X.25 firmware API definitions.
*
* Author: Gene Kozin <74604.152@compuserve.com>
*
* Copyright: (c) 1995-1996 Sangoma Technologies Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
* ============================================================================
* Dec 13, 1996 Gene Kozin Initial version
*****************************************************************************/
#ifndef _SDLA_X25_H
#define _SDLA_X25_H
/*----------------------------------------------------------------------------
* Notes:
* ------
* 1. All structures defined in this file are byte-aligned. To ensure
* portability of this code between different platforms and compilers, one
* of the following defines must be defined before including this file:
*
* Compiler Platform Define Use option
* -------- -------- ------ ----------
* GNU C Linux _GNUC_ -
* Microsoft C DOS/Windows _MSC_ -
*
*/
#ifdef _GNUC_
# ifndef PACKED
# define PACKED __attribute__((packed))
# endif /* PACKED */
#else
# define PACKED
#endif
#ifdef _MSC_
# pragma pack(1)
#endif
/****** CONSTANTS DEFINITIONS ***********************************************/
#define X25_MAX_CHAN 255 /* max number of open X.25 circuits */
#define X25_MAX_DATA 1024 /* max length of X.25 data buffer */
/*
* X.25 shared memory layout.
*/
#define X25_MBOX_OFFS 0x16B0 /* general mailbox block */
#define X25_RXMBOX_OFFS 0x1AD0 /* receive mailbox */
#define X25_STATUS_OFFS 0x1EF0 /* X.25 status structure */
/****** DATA STRUCTURES *****************************************************/
/*----------------------------------------------------------------------------
* X.25 Command Block.
*/
typedef struct X25Cmd
{
unsigned char command PACKED; /* command code */
unsigned short length PACKED; /* transfer data length */
unsigned char result PACKED; /* return code */
unsigned char pf PACKED; /* P/F bit */
unsigned short lcn PACKED; /* logical channel */
unsigned char qdm PACKED; /* Q/D/M bits */
unsigned char cause PACKED; /* cause field */
unsigned char diagn PACKED; /* diagnostics */
unsigned char pktType PACKED; /* packet type */
unsigned char resrv[4] PACKED; /* reserved */
} TX25Cmd;
/*
* Defines for the 'command' field.
*/
/*----- General commands --------------*/
#define X25_SET_GLOBAL_VARS 0x0B /* set global variables */
#define X25_READ_MODEM_STATUS 0x0C /* read modem status */
#define X25_READ_CODE_VERSION 0x15 /* read firmware version number */
#define X25_TRACE_CONFIGURE 0x14 /* configure trace facility */
#define X25_READ_TRACE_DATA 0x16 /* read trace data */
#define X25_SET_INTERRUPT_MODE 0x17 /* set interrupt generation mode */
#define X25_READ_INTERRUPT_MODE 0x18 /* read interrupt generation mode */
/*----- HDLC-level commands -----------*/
#define X25_HDLC_LINK_CONFIGURE 0x01 /* configure HDLC link level */
#define X25_HDLC_LINK_OPEN 0x02 /* open HDLC link */
#define X25_HDLC_LINK_CLOSE 0x03 /* close HDLC link */
#define X25_HDLC_LINK_SETUP 0x04 /* set up HDLC link */
#define X25_HDLC_LINK_DISC 0x05 /* disconnect DHLC link */
#define X25_HDLC_LINK_STATUS 0x06 /* read DHLC link status */
#define X25_HDLC_READ_STATS 0x07 /* read operational statistics */
#define X25_HDLC_FLUSH_STATS 0x08 /* flush operational statistics */
#define X25_HDLC_READ_COMM_ERR 0x09 /* read error statistics */
#define X25_HDLC_FLUSH_COMM_ERR 0x0A /* flush error statistics */
#define X25_HDLC_FLUSH_BUFFERS 0x0D /* flush HDLC-level data buffers */
#define X25_HDLC_SPRVS_CNT_STAT 0x0F /* read surervisory count status */
#define X25_HDLC_SEND_UI_FRAME 0x10 /* send unnumbered information frame */
#define X25_HDLC_WRITE 0x11 /* send HDLC information frame */
#define X25_HDLC_READ 0x21 /* read HDLC information frame */
#define X25_HDLC_READ_CONFIG 0x12 /* read HDLC configuration */
#define X25_HDLC_SET_CONFIG 0x13 /* set HDLC configuration */
/*----- X.25-level commands -----------*/
#define X25_READ 0x22 /* read X.25 packet */
#define X25_WRITE 0x23 /* send X.25 packet */
#define X25_PLACE_CALL 0x30 /* place a call on SVC */
#define X25_ACCEPT_CALL 0x31 /* accept incoming call */
#define X25_CLEAR_CALL 0x32 /* clear call */
#define X25_CLEAR_CONFRM 0x33 /* send clear confirmation packet */
#define X25_RESET 0x34 /* send reset request packet */
#define X25_RESET_CONFRM 0x35 /* send reset confirmation packet */
#define X25_RESTART 0x36 /* send restart request packet */
#define X25_RESTART_CONFRM 0x37 /* send restart confirmation packet */
#define X25_INTERRUPT 0x38 /* send interrupt request packet */
#define X25_INTERRUPT_CONFRM 0x39 /* send interrupt confirmation pkt */
#define X25_REGISTRATION_RQST 0x3A /* send registration request packet */
#define X25_REGISTRATION_CONFRM 0x3B /* send registration confirmation */
#define X25_IS_DATA_AVAILABLE 0x40 /* querry receive queue */
#define X25_INCOMING_CALL_CTL 0x41 /* select incoming call options */
#define X25_CONFIGURE_PVC 0x42 /* configure PVC */
#define X25_GET_ACTIVE_CHANNELS 0x43 /* get a list of active circuits */
#define X25_READ_CHANNEL_CONFIG 0x44 /* read virt. circuit configuration */
#define X25_FLUSH_DATA_BUFFERS 0x45 /* flush X.25-level data buffers */
#define X25_READ_HISTORY_TABLE 0x46 /* read asynchronous event log */
#define X25_HISTORY_TABLE_CTL 0x47 /* control asynchronous event log */
#define X25_GET_TX_D_BIT_STATUS 0x48 /* is packet with D-bit acknowledged */
#define X25_READ_STATISTICS 0x49 /* read X.25-level statistics */
#define X25_FLUSH_STATISTICS 0x4A /* flush X.25-level statistics */
#define X25_READ_CONFIGURATION 0x50 /* read HDLC & X.25 configuration */
#define X25_SET_CONFIGURATION 0x51 /* set HDLC & X.25 configuration */
/*
* Defines for the 'result' field.
*/
/*----- General results ---------------*/
#define X25RES_OK 0x00
#define X25RES_ERROR 0x01
#define X25RES_LINK_NOT_IN_ABM 0x02 /* link is not in ABM mode */
#define X25RES_LINK_CLOSED 0x03
#define X25RES_INVAL_LENGTH 0x04
#define X25RES_INVAL_CMD 0x05
#define X25RES_UNNUMBERED_FRAME 0x06 /* unnumbered frame received */
#define X25RES_FRM_REJECT_MODE 0x07 /* link is in Frame Reject mode */
#define X25RES_MODEM_FAILURE 0x08 /* DCD and/or CTS dropped */
#define X25RES_N2_RETRY_LIMIT 0x09 /* N2 retry limit has been exceeded */
#define X25RES_INVAL_LCN 0x30 /* invalid logical channel number */
#define X25RES_INVAL_STATE 0x31 /* channel is not in data xfer mode */
#define X25RES_INVAL_DATA_LEN 0x32 /* invalid data length */
#define X25RES_NOT_READY 0x33 /* no data available / buffers full */
#define X25RES_NETWORK_DOWN 0x34
#define X25RES_CHANNEL_IN_USE 0x35 /* there is data queued on this LCN */
#define X25RES_REGST_NOT_SUPPRT 0x36 /* registration not supported */
#define X25RES_INVAL_FORMAT 0x37 /* invalid packet format */
#define X25RES_D_BIT_NOT_SUPPRT 0x38 /* D-bit pragmatics not supported */
#define X25RES_FACIL_NOT_SUPPRT 0x39 /* Call facility not supported */
#define X25RES_INVAL_CALL_ARG 0x3A /* erroneous call arguments */
#define X25RES_INVAL_CALL_DATA 0x3B /* erroneous call user data */
#define X25RES_ASYNC_PACKET 0x40 /* asynchronous packet received */
#define X25RES_PROTO_VIOLATION 0x41 /* protocol violation occurred */
#define X25RES_PKT_TIMEOUT 0x42 /* X.25 packet time out */
#define X25RES_PKT_RETRY_LIMIT 0x43 /* X.25 packet retry limit exceeded */
/*----- Command-dependent results -----*/
#define X25RES_LINK_DISC 0x00 /* HDLC_LINK_STATUS */
#define X25RES_LINK_IN_ABM 0x01 /* HDLC_LINK_STATUS */
#define X25RES_NO_DATA 0x01 /* HDLC_READ/READ_TRACE_DATA*/
#define X25RES_TRACE_INACTIVE 0x02 /* READ_TRACE_DATA */
#define X25RES_LINK_IS_OPEN 0x01 /* HDLC_LINK_OPEN */
#define X25RES_LINK_IS_DISC 0x02 /* HDLC_LINK_DISC */
#define X25RES_LINK_IS_CLOSED 0x03 /* HDLC_LINK_CLOSE */
#define X25RES_INVAL_PARAM 0x31 /* INCOMING_CALL_CTL */
#define X25RES_INVAL_CONFIG 0x35 /* REGISTR_RQST/CONFRM */
/*
* Defines for the 'qdm_bits' field.
*/
#define X25CMD_Q_BIT_MASK 0x04
#define X25CMD_D_BIT_MASK 0x02
#define X25CMD_M_BIT_MASK 0x01
/*
* Defines for the 'pkt_type' field.
*/
/*----- Asynchronous events ------*/
#define ASE_CLEAR_RQST 0x02
#define ASE_RESET_RQST 0x04
#define ASE_RESTART_RQST 0x08
#define ASE_INTERRUPT 0x10
#define ASE_DTE_REGISTR_RQST 0x20
#define ASE_CALL_RQST 0x30
#define ASE_CALL_ACCEPTED 0x31
#define ASE_CLEAR_CONFRM 0x32
#define ASE_RESET_CONFRM 0x33
#define ASE_RESTART_CONFRM 0x34
#define ASE_INTERRUPT_CONFRM 0x35
#define ASE_DCE_REGISTR_CONFRM 0x36
#define ASE_DIAGNOSTIC 0x37
#define ASE_CALL_AUTO_CLEAR 0x38
#define AUTO_RESPONSE_FLAG 0x80
/*----- Time-Out events ----------*/
#define TOE_RESTART_RQST 0x03
#define TOE_CALL_RQST 0x05
#define TOE_CLEAR_RQST 0x08
#define TOE_RESET_RQST 0x0A
/*----- Protocol Violation events */
#define PVE_CLEAR_RQST 0x32
#define PVE_RESET_RQST 0x33
#define PVE_RESTART_RQST 0x34
#define PVE_DIAGNOSTIC 0x37
/*----------------------------------------------------------------------------
* X.25 Mailbox.
* This structure is located at offsets X25_MBOX_OFFS and X25_RXMBOX_OFFS
* into shared memory window.
*/
typedef struct X25Mbox
{
unsigned char opflag PACKED; /* 00h: execution flag */
TX25Cmd cmd PACKED; /* 01h: command block */
unsigned char data[1] PACKED; /* 10h: data buffer */
} TX25Mbox;
/*----------------------------------------------------------------------------
* X.25 Time Stamp Structure.
*/
typedef struct X25TimeStamp
{
unsigned char month PACKED;
unsigned char date PACKED;
unsigned char sec PACKED;
unsigned char min PACKED;
unsigned char hour PACKED;
} TX25TimeStamp;
/*----------------------------------------------------------------------------
* X.25 Status Block.
* This structure is located at offset X25_STATUS_OFF into shared memory
* window.
*/
typedef struct X25Status
{
unsigned short pvc_map PACKED; /* 00h: PVC map */
unsigned short icc_map PACKED; /* 02h: Incoming Chan. map */
unsigned short twc_map PACKED; /* 04h: Two-way Cnan. map */
unsigned short ogc_map PACKED; /* 06h: Outgoing Chan. map */
TX25TimeStamp tstamp PACKED; /* 08h: timestamp (BCD) */
unsigned char iflags PACKED; /* 0Dh: interrupt flags */
unsigned char imask PACKED; /* 0Eh: interrupt mask */
unsigned char resrv PACKED; /* 0Eh: */
unsigned char gflags PACKED; /* 10h: misc. HDLC/X25 flags */
unsigned char cflags[X25_MAX_CHAN] PACKED; /* channel status bytes */
} TX25Status;
/*
* Bitmasks for the 'iflags' field.
*/
#define X25_RX_INTR 0x01 /* receive interrupt */
#define X25_TX_INTR 0x02 /* transmit interrupt */
#define X25_MODEM_INTR 0x04 /* modem status interrupt (CTS/DCD) */
#define X25_EVENT_INTR 0x10 /* asynchronous event encountered */
#define X25_CMD_INTR 0x08 /* interface command complete */
/*
* Bitmasks for the 'gflags' field.
*/
#define X25_HDLC_ABM 0x01 /* HDLC is in ABM mode */
#define X25_RX_READY 0x02 /* X.25 data available */
#define X25_TRACE_READY 0x08 /* trace data available */
#define X25_EVENT_IND 0x20 /* asynchronous event indicator */
#define X25_TX_READY 0x40 /* space is available in Tx buf.*/
/*
* Bitmasks for the 'cflags' field.
*/
#define X25_XFER_MODE 0x80 /* channel is in data transfer mode */
#define X25_TXWIN_OPEN 0x40 /* transmit window open */
#define X25_RXBUF_MASK 0x3F /* number of data buffers available */
/*****************************************************************************
* Following definitions structurize contents of the TX25Mbox.data field for
* different X.25 interface commands.
****************************************************************************/
/* ---------------------------------------------------------------------------
* X25_SET_GLOBAL_VARS Command.
*/
typedef struct X25GlobalVars
{
unsigned char resrv PACKED; /* 00h: reserved */
unsigned char dtrCtl PACKED; /* 01h: DTR control code */
unsigned char resErr PACKED; /* 01h: '1' - reset modem error */
} TX25GlobalVars;
/*
* Defines for the 'dtrCtl' field.
*/
#define X25_RAISE_DTR 0x01
#define X25_DROP_DTR 0x02
/* ---------------------------------------------------------------------------
* X25_READ_MODEM_STATUS Command.
*/
typedef struct X25ModemStatus
{
unsigned char status PACKED; /* 00h: modem status */
} TX25ModemStatus;
/*
* Defines for the 'status' field.
*/
#define X25_CTS_MASK 0x20
#define X25_DCD_MASK 0x08
/* ---------------------------------------------------------------------------
* X25_HDLC_LINK_STATUS Command.
*/
typedef struct X25LinkStatus
{
unsigned char txQueued PACKED; /* 00h: queued Tx I-frames*/
unsigned char rxQueued PACKED; /* 01h: queued Rx I-frames*/
unsigned char station PACKED; /* 02h: DTE/DCE config. */
unsigned char reserved PACKED; /* 03h: reserved */
unsigned char sfTally PACKED; /* 04h: supervisory frame tally */
} TX25LinkStatus;
/*
* Defines for the 'station' field.
*/
#define X25_STATION_DTE 0x01 /* station configured as DTE */
#define X25_STATION_DCE 0x02 /* station configured as DCE */
/* ---------------------------------------------------------------------------
* X25_HDLC_READ_STATS Command.
*/
typedef struct HdlcStats
{ /* a number of ... */
unsigned short rxIFrames PACKED; /* 00h: ready Rx I-frames */
unsigned short rxNoseq PACKED; /* 02h: frms out-of-sequence */
unsigned short rxNodata PACKED; /* 04h: I-frms without data */
unsigned short rxDiscarded PACKED; /* 06h: discarded frames */
unsigned short rxTooLong PACKED; /* 08h: frames too long */
unsigned short rxBadAddr PACKED; /* 0Ah: frms with inval.addr*/
unsigned short txAcked PACKED; /* 0Ch: acknowledged I-frms */
unsigned short txRetransm PACKED; /* 0Eh: re-transmit. I-frms */
unsigned short t1Timeout PACKED; /* 10h: T1 timeouts */
unsigned short rxSABM PACKED; /* 12h: received SABM frames */
unsigned short rxDISC PACKED; /* 14h: received DISC frames */
unsigned short rxDM PACKED; /* 16h: received DM frames */
unsigned short rxFRMR PACKED; /* 18h: FRMR frames received */
unsigned short txSABM PACKED; /* 1Ah: transm. SABM frames*/
unsigned short txDISC PACKED; /* 1Ch: transm. DISC frames*/
unsigned short txDM PACKED; /* 1Eh: transm. DM frames */
unsigned short txFRMR PACKED; /* 20h: transm. FRMR frames*/
} THdlcStats;
/* ---------------------------------------------------------------------------
* X25_HDLC_READ_COMM_ERR Command.
*/
typedef struct HdlcCommErr
{ /* a number of ... */
unsigned char rxOverrun PACKED; /* 00h: Rx overrun errors */
unsigned char rxBadCrc PACKED; /* 01h: Rx CRC errors */
unsigned char rxAborted PACKED; /* 02h: Rx aborted frames */
unsigned char rxDropped PACKED; /* 03h: frames lost */
unsigned char txAborted PACKED; /* 04h: Tx aborted frames */
unsigned char txUnderrun PACKED; /* 05h: Tx underrun errors */
unsigned char txMissIntr PACKED; /* 06h: missed underrun ints */
unsigned char reserved PACKED; /* 07h: reserved */
unsigned char droppedDCD PACKED; /* 08h: times DCD dropped */
unsigned char droppedCTS PACKED; /* 09h: times CTS dropped */
} THdlcCommErr;
/* ---------------------------------------------------------------------------
* X25_SET_CONFIGURATION & X25_READ_CONFIGURATION Commands.
*/
typedef struct X25Config
{
unsigned char baudRate PACKED; /* 00h: */
unsigned char t1 PACKED; /* 01h: */
unsigned char t2 PACKED; /* 02h: */
unsigned char n2 PACKED; /* 03h: */
unsigned short hdlcMTU PACKED; /* 04h: */
unsigned char hdlcWindow PACKED; /* 06h: */
unsigned char t4 PACKED; /* 07h: */
unsigned char autoModem PACKED; /* 08h: */
unsigned char autoHdlc PACKED; /* 09h: */
unsigned char hdlcOptions PACKED; /* 0Ah: */
unsigned char station PACKED; /* 0Bh: */
unsigned char pktWindow PACKED; /* 0Ch: */
unsigned short defPktSize PACKED; /* 0Dh: */
unsigned short pktMTU PACKED; /* 0Fh: */
unsigned short loPVC PACKED; /* 11h: */
unsigned short hiPVC PACKED; /* 13h: */
unsigned short loIncomingSVC PACKED; /* 15h: */
unsigned short hiIncomingSVC PACKED; /* 17h: */
unsigned short loTwoWaySVC PACKED; /* 19h: */
unsigned short hiTwoWaySVC PACKED; /* 1Bh: */
unsigned short loOutgoingSVC PACKED; /* 1Dh: */
unsigned short hiOutgoingSVC PACKED; /* 1Fh: */
unsigned short options PACKED; /* 21h: */
unsigned char responseOpt PACKED; /* 23h: */
unsigned short facil1 PACKED; /* 24h: */
unsigned short facil2 PACKED; /* 26h: */
unsigned short ccittFacil PACKED; /* 28h: */
unsigned short otherFacil PACKED; /* 2Ah: */
unsigned short ccittCompat PACKED; /* 2Ch: */
unsigned char t10t20 PACKED; /* 2Eh: */
unsigned char t11t21 PACKED; /* 2Fh: */
unsigned char t12t22 PACKED; /* 30h: */
unsigned char t13t23 PACKED; /* 31h: */
unsigned char t16t26 PACKED; /* 32H: */
unsigned char t28 PACKED; /* 33h: */
unsigned char r10r20 PACKED; /* 34h: */
unsigned char r12r22 PACKED; /* 35h: */
unsigned char r13r23 PACKED; /* 36h: */
} TX25Config;
/* ---------------------------------------------------------------------------
* X25_READ_CHANNEL_CONFIG Command.
*/
typedef struct X25ChanAlloc /*----- Channel allocation -*/
{
unsigned short loPVC PACKED; /* 00h: lowest PVC number */
unsigned short hiPVC PACKED; /* 02h: highest PVC number */
unsigned short loIncomingSVC PACKED; /* 04h: lowest incoming SVC */
unsigned short hiIncomingSVC PACKED; /* 06h: highest incoming SVC */
unsigned short loTwoWaySVC PACKED; /* 08h: lowest two-way SVC */
unsigned short hiTwoWaySVC PACKED; /* 0Ah: highest two-way SVC */
unsigned short loOutgoingSVC PACKED; /* 0Ch: lowest outgoing SVC */
unsigned short hiOutgoingSVC PACKED; /* 0Eh: highest outgoing SVC */
} TX25ChanAlloc;
typedef struct X25ChanCfg /*------ Channel configuration -----*/
{
unsigned char type PACKED; /* 00h: channel type */
unsigned char txConf PACKED; /* 01h: Tx packet and window sizes */
unsigned char rxConf PACKED; /* 01h: Rx packet and window sizes */
} TX25ChanCfg;
/*
* Defines for the 'type' field.
*/
#define X25_PVC 0x01 /* PVC */
#define X25_SVC_IN 0x03 /* Incoming SVC */
#define X25_SVC_TWOWAY 0x07 /* Two-way SVC */
#define X25_SVC_OUT 0x0B /* Outgoing SVC */
/*----------------------------------------------------------------------------
* X25_READ_STATISTICS Command.
*/
typedef struct X25Stats
{ /* number of packets Tx/Rx'ed */
unsigned short txRestartRqst PACKED; /* 00h: Restart Request */
unsigned short rxRestartRqst PACKED; /* 02h: Restart Request */
unsigned short txRestartConf PACKED; /* 04h: Restart Confirmation */
unsigned short rxRestartConf PACKED; /* 06h: Restart Confirmation */
unsigned short txResetRqst PACKED; /* 08h: Reset Request */
unsigned short rxResetRqst PACKED; /* 0Ah: Reset Request */
unsigned short txResetConf PACKED; /* 0Ch: Reset Confirmation */
unsigned short rxResetConf PACKED; /* 0Eh: Reset Confirmation */
unsigned short txCallRequest PACKED; /* 10h: Call Request */
unsigned short rxCallRequest PACKED; /* 12h: Call Request */
unsigned short txCallAccept PACKED; /* 14h: Call Accept */
unsigned short rxCallAccept PACKED; /* 16h: Call Accept */
unsigned short txClearRqst PACKED; /* 18h: Clear Request */
unsigned short rxClearRqst PACKED; /* 1Ah: Clear Request */
unsigned short txClearConf PACKED; /* 1Ch: Clear Confirmation */
unsigned short rxClearConf PACKED; /* 1Eh: Clear Confirmation */
unsigned short txDiagnostic PACKED; /* 20h: Diagnostic */
unsigned short rxDiagnostic PACKED; /* 22h: Diagnostic */
unsigned short txRegRqst PACKED; /* 24h: Registration Request */
unsigned short rxRegRqst PACKED; /* 26h: Registration Request */
unsigned short txRegConf PACKED; /* 28h: Registration Confirm.*/
unsigned short rxRegConf PACKED; /* 2Ah: Registration Confirm.*/
unsigned short txInterrupt PACKED; /* 2Ch: Interrupt */
unsigned short rxInterrupt PACKED; /* 2Eh: Interrupt */
unsigned short txIntrConf PACKED; /* 30h: Interrupt Confirm. */
unsigned short rxIntrConf PACKED; /* 32h: Interrupt Confirm. */
unsigned short txData PACKED; /* 34h: Data */
unsigned short rxData PACKED; /* 36h: Data */
unsigned short txRR PACKED; /* 38h: RR */
unsigned short rxRR PACKED; /* 3Ah: RR */
unsigned short txRNR PACKED; /* 3Ch: RNR */
unsigned short rxRNR PACKED; /* 3Eh: RNR */
} TX25Stats;
/*----------------------------------------------------------------------------
* X25_READ_HISTORY_TABLE Command.
*/
typedef struct X25EventLog
{
unsigned char type PACKED; /* 00h: transaction type */
unsigned short lcn PACKED; /* 01h: logical channel num */
unsigned char packet PACKED; /* 03h: async packet type */
unsigned char cause PACKED; /* 04h: X.25 cause field */
unsigned char diag PACKED; /* 05h: X.25 diag field */
TX25TimeStamp ts PACKED; /* 06h: time stamp */
} TX25EventLog;
/*
* Defines for the 'type' field.
*/
#define X25LOG_INCOMING 0x00
#define X25LOG_APPLICATION 0x01
#define X25LOG_AUTOMATIC 0x02
#define X25LOG_ERROR 0x04
#define X25LOG_TIMEOUT 0x08
#define X25LOG_RECOVERY 0x10
/*
* Defines for the 'packet' field.
*/
#define X25LOG_CALL_RQST 0x0B
#define X25LOG_CALL_ACCEPTED 0x0F
#define X25LOG_CLEAR_RQST 0x13
#define X25LOG_CLEAR_CONFRM 0x17
#define X25LOG_RESET_RQST 0x1B
#define X25LOG_RESET_CONFRM 0x1F
#define X25LOG_RESTART_RQST 0xFB
#define X25LOG_RESTART_COMFRM 0xFF
#define X25LOG_DIAGNOSTIC 0xF1
#define X25LOG_DTE_REG_RQST 0xF3
#define X25LOG_DTE_REG_COMFRM 0xF7
/* ---------------------------------------------------------------------------
* X25_TRACE_CONFIGURE Command.
*/
typedef struct X25TraceCfg
{
unsigned char flags PACKED; /* 00h: trace configuration flags */
unsigned char timeout PACKED; /* 01h: timeout for trace delay mode*/
} TX25TraceCfg;
/*
* Defines for the 'flags' field.
*/
#define X25_TRC_ENABLE 0x01 /* bit0: '1' - trace enabled */
#define X25_TRC_TIMESTAMP 0x02 /* bit1: '1' - time stamping enabled*/
#define X25_TRC_DELAY 0x04 /* bit2: '1' - trace delay enabled */
#define X25_TRC_DATA 0x08 /* bit3: '1' - trace data packets */
#define X25_TRC_SUPERVISORY 0x10 /* bit4: '1' - trace suprvisory pkts*/
#define X25_TRC_ASYNCHRONOUS 0x20 /* bit5: '1' - trace asynch. packets*/
#define X25_TRC_HDLC 0x40 /* bit6: '1' - trace all packets */
#define X25_TRC_READ 0x80 /* bit7: '1' - get current config. */
/* ---------------------------------------------------------------------------
* X25_READ_TRACE_DATA Command.
*/
typedef struct X25Trace /*----- Trace data structure -------*/
{
unsigned short length PACKED; /* 00h: trace data length */
unsigned char type PACKED; /* 02h: trace type */
unsigned char lost_cnt PACKED; /* 03h: N of traces lost */
TX25TimeStamp tstamp PACKED; /* 04h: mon/date/sec/min/hour */
unsigned short millisec PACKED; /* 09h: ms time stamp */
unsigned char data[0] PACKED; /* 0Bh: traced frame */
} TX25Trace;
/*
* Defines for the 'type' field.
*/
#define X25_TRC_TYPE_MASK 0x0F /* bits 0..3: trace type */
#define X25_TRC_TYPE_RX_FRAME 0x00 /* received frame trace */
#define X25_TRC_TYPE_TX_FRAME 0x01 /* transmitted frame */
#define X25_TRC_TYPE_ERR_FRAME 0x02 /* error frame */
#define X25_TRC_ERROR_MASK 0xF0 /* bits 4..7: error code */
#define X25_TRCERR_RX_ABORT 0x10 /* receive abort error */
#define X25_TRCERR_RX_BADCRC 0x20 /* receive CRC error */
#define X25_TRCERR_RX_OVERRUN 0x30 /* receiver overrun error */
#define X25_TRCERR_RX_TOO_LONG 0x40 /* excessive frame length error */
#define X25_TRCERR_TX_ABORT 0x70 /* aborted frame transmission error */
#define X25_TRCERR_TX_UNDERRUN 0x80 /* transmit underrun error */
/*****************************************************************************
* Following definitions describe HDLC frame and X.25 packet formats.
****************************************************************************/
typedef struct HDLCFrame /*----- DHLC Frame Format ----------*/
{
unsigned char addr PACKED; /* address field */
unsigned char cntl PACKED; /* control field */
unsigned char data[0] PACKED;
} THDLCFrame;
typedef struct X25Pkt /*----- X.25 Packet Format ----------*/
{
unsigned char lcn_hi PACKED; /* 4 MSB of Logical Channel Number */
unsigned char lcn_lo PACKED; /* 8 LSB of Logical Channel Number */
unsigned char type PACKED;
unsigned char data[0] PACKED;
} TX25Pkt;
/*
* Defines for the 'lcn_hi' field.
*/
#define X25_Q_BIT_MASK 0x80 /* Data Qualifier Bit mask */
#define X25_D_BIT_MASK 0x40 /* Delivery Confirmation Bit mask */
#define X25_M_BITS_MASK 0x30 /* Modulo Bits mask */
#define X25_LCN_MSB_MASK 0x0F /* LCN most significant bits mask */
/*
* Defines for the 'type' field.
*/
#define X25PKT_DATA 0x01 /* Data packet mask */
#define X25PKT_SUPERVISORY 0x02 /* Supervisory packet mask */
#define X25PKT_CALL_RQST 0x0B /* Call Request/Incoming */
#define X25PKT_CALL_ACCEPTED 0x0F /* Call Accepted/Connected */
#define X25PKT_CLEAR_RQST 0x13 /* Clear Request/Indication */
#define X25PKT_CLEAR_CONFRM 0x17 /* Clear Confirmation */
#define X25PKT_RESET_RQST 0x1B /* Reset Request/Indication */
#define X25PKT_RESET_CONFRM 0x1F /* Reset Confirmation */
#define X25PKT_RESTART_RQST 0xFB /* Restart Request/Indication */
#define X25PKT_RESTART_CONFRM 0xFF /* Restart Confirmation */
#define X25PKT_INTERRUPT 0x23 /* Interrupt */
#define X25PKT_INTERRUPT_CONFRM 0x27 /* Interrupt Confirmation */
#define X25PKT_DIAGNOSTIC 0xF1 /* Diagnostic */
#define X25PKT_REGISTR_RQST 0xF3 /* Registration Request */
#define X25PKT_REGISTR_CONFRM 0xF7 /* Registration Confirmation */
#define X25PKT_RR_MASKED 0x01 /* Receive Ready packet after masking */
#define X25PKT_RNR_MASKED 0x05 /* Receive Not Ready after masking */
#ifdef _MSC_
# pragma pack()
#endif
#endif /* _SDLA_X25_H */