257 lines
9.9 KiB
C
257 lines
9.9 KiB
C
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#include "packon.h"
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#include "wzport.h"
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/* 8088/86 long pointer */
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struct longptr
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{
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unsigned short lp_offset; /* offset */
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unsigned short lp_seg; /* segment */
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};
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/* 286 far pointer */
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union farptr
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{
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struct longptr lp; /* way to build far ptr (offset, segment) */
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char FAR *fp; /* far pointer */
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};
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#define NAMSZ 16 /* max length of a net name */
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/*
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** Network Control Block
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*/
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struct ncb
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{
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unsigned char ncb_com; /* command */
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unsigned char ncb_ret; /* return code */
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unsigned char ncb_lsn; /* local session # */
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unsigned char ncb_num; /* number of network name */
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#ifdef REALMODE
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struct longptr ncb_bfr; /* pntr to message buffer */
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#else
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char FAR *ncb_bfr; /* pntr to message buffer */
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#endif
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unsigned short ncb_len; /* msg length in unsigned chars */
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char ncb_rname[NAMSZ]; /* blank-padded name of
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* remote end of connection */
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char ncb_name[NAMSZ]; /* our blank-padded network name */
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unsigned char ncb_rto; /* rcv timeout/retry count */
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unsigned char ncb_sto; /* send timeout/sys timeout */
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#ifdef REALMODE
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struct longptr ncb_sig; /* interrupt signal routine */
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#else
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char FAR *ncb_sem; /* semaphore handle */
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#endif
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unsigned char ncb_lnum; /* lana (adapter) number */
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unsigned char ncb_done; /* 0xff => commmand pending */
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#ifdef NT
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unsigned char ncb_res[10]; /* reserved */
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HANDLE ncb_event; /* completion event */
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#else
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unsigned char ncb_res[14]; /* reserved */
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#endif
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};
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/* Net command codes */
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#define NCALL 0x10
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#define NLISTEN 0x11
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#define NHANGUP 0x12
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#define NHANGALL 0x13
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#define NSESSND 0x14
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#define NSESREC 0x15
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#define NSESRECANY 0x16
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#define NDATSND 0x20
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#define NDATREC 0x21
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#define NBROADSND 0x22
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#define NBROADREC 0x23
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#define NADDNAME 0x30
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#define NDELNAME 0x31
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#define NRESET 0x32
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#define NADAPSTAT 0x33
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#define NSESSTAT 0x34
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#define NCANCEL 0x35
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#define NCALLNIU 0x74 /* UB special */
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#define NRCVPKT 0x78 /* UB special */
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#define ASYNCH 0x80
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/* ncb return codes */
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#define NRC_GOODRET 0x00 /* good return */
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#define NRC_BUFLEN 0x01 /* illegal buffer length */
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#define NRC_BFULL 0x02 /* buffers full, no receive issued */
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#define NRC_ILLCMD 0x03 /* illegal command */
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#define NRC_CMDTMO 0x05 /* command timed out */
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#define NRC_INCOMP 0x06 /* message incomplete, issue another command */
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#define NRC_BADDR 0x07 /* illegal buffer address */
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#define NRC_SNUMOUT 0x08 /* session number out of range */
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#define NRC_NORES 0x09 /* no resource available */
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#define NRC_SCLOSED 0x0a /* session closed */
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#define NRC_CMDCAN 0x0b /* command canceled */
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#define NRC_DMAFAIL 0x0c /* PC DMA failed */
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#define NRC_DUPNAME 0x0d /* duplicate name */
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#define NRC_NAMTFUL 0x0e /* name table full */
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#define NRC_ACTSES 0x0f /* no deletions, name has active sessions */
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#define NRC_INVALID 0x10 /* name not found or no valid name */
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#define NRC_LOCTFUL 0x11 /* local session table full */
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#define NRC_REMTFUL 0x12 /* remote session table full */
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#define NRC_ILLNN 0x13 /* illegal name number */
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#define NRC_NOCALL 0x14 /* no callname */
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#define NRC_NOWILD 0x15 /* cannot put * in NCB_NAME */
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#define NRC_INUSE 0x16 /* name in use on remote adapter */
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#define NRC_NAMERR 0x17 /* called name cannot == name nor name # */
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#define NRC_SABORT 0x18 /* session ended abnormally */
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#define NRC_NAMCONF 0x19 /* name conflict detected */
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#define NRC_IFBUSY 0x21 /* interface busy, IRET before retrying */
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#define NRC_TOOMANY 0x22 /* too many commands outstanding, retry later */
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#define NRC_BRIDGE 0x23 /* ncb_bridge field not 00 or 01 */
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#define NRC_CANOCCR 0x24 /* command completed while cancel occuring */
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#define NRC_RESNAME 0x25 /* reserved name specified */
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#define NRC_CANCEL 0x26 /* command not valid to cancel */
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#define NRC_MULT 0x33 /* multiple requests for same session */
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#define NRC_SYSTEM 0x40 /* system error */
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#define NRC_ROM 0x41 /* ROM checksum failure */
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#define NRC_RAM 0x42 /* RAM test failure */
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#define NRC_DLF 0x43 /* digital loopback failure */
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#define NRC_ALF 0x44 /* analog loopback failure */
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#define NRC_IFAIL 0x45 /* interface failure */
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#define NRC_PENDING 0xff /* asynchronous command is not yet finished */
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/*
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* ADAPTOR STATUS
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*/
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struct astat
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{
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char as_uid[6]; /* Unit identification number */
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char as_ejs; /* External jumper status */
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char as_lst; /* Results of last self-test */
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char as_ver; /* Software version number */
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char as_rev; /* Software revision number */
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unsigned short as_dur; /* Duration of reporting period */
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unsigned short as_crc; /* Number of CRC errors */
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unsigned short as_align; /* Number of alignment errors */
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unsigned short as_coll; /* Number of collisions */
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unsigned short as_abort; /* Number of aborted transmissions */
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long as_spkt; /* Number of successful packets sent */
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long as_rpkt; /* No. of successful packets rec'd */
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unsigned short as_retry; /* Number of retransmissions */
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unsigned short as_exhst; /* Number of times exhausted */
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char as_res0[8]; /* Reserved */
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unsigned short as_ncbfree; /* Free ncbs */
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unsigned short as_numncb; /* number of ncbs configured */
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unsigned short as_maxncb; /* max configurable ncbs */
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char as_res1[4]; /* Reserved */
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unsigned short as_sesinuse; /* sessions in use */
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unsigned short as_numses; /* number of sessions configured */
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unsigned short as_maxses; /* Max configurable sessions */
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unsigned short as_maxdat; /* Max. data packet size */
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unsigned short as_names; /* No. of names in local table */
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struct /* Name entries */
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{
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char as_name[NAMSZ];
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/* Name */
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char as_number; /* Name number */
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char as_status; /* Name status */
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}
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as_struct[16]; /* Name entries */
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};
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/*
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* SESSION STATUS
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*/
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struct sstat
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{
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char ss_namenum; /* Name number */
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char ss_numsess; /* # of sessions with this name */
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char ss_numrdgm; /* # of receive datagrams outstanding */
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char ss_numrany; /* # of receive anys outstanding */
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struct /* Name entries */
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{
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char ss_lsn; /* local session number */
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char ss_sstate; /* State of session: */
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/* Listen pending 0x01 */
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/* Call pending 0x02 */
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/* Session established 0x03 */
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/* Hangup pending 0x04 */
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/* Hangup complete 0x05 */
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/* Session aborted 0x06 */
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char ss_lname[NAMSZ]; /* local name */
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char ss_rname[NAMSZ]; /* remote name */
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char ss_numrec; /* # of receives outstanding */
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char ss_numsend; /* # of sends outstanding */
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}
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ss_struct[16]; /* Name entries */
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};
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struct ncbw_ent
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{
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short ncbw_res; /* reserved (MBZ) */
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#ifdef NT
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HANDLE ncbw_sem;
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#else
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char FAR *ncbw_sem; /* semaphore handle */
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#endif
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};
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/* Net Control Block (extended to keep semaphore handle, seqno and status) */
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struct ncb_a
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{
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unsigned char ncb_com; /* command */
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unsigned char ncb_ret; /* return code */
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unsigned char ncb_lsn; /* local session # */
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unsigned char ncb_num; /* number of network name */
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#ifdef REALMODE
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struct longptr ncb_bfr; /* pntr to message buffer */
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#else
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char FAR *ncb_bfr; /* pntr to message buffer */
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#endif
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unsigned short ncb_len; /* msg length in unsigned chars */
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char ncb_rname[NAMSZ]; /* blank-padded name of
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* remote end of connection */
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char ncb_name[NAMSZ]; /* our blank-padded network name */
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unsigned char ncb_rto; /* rcv timeout/retry count */
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unsigned char ncb_sto; /* send timeout/sys timeout */
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#ifdef REALMODE
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struct longptr ncb_sig; /* interrupt signal routine */
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#else
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char FAR *ncb_sem; /* semaphore handle */
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#endif
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unsigned char ncb_lnum; /* lana (adapter) number */
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unsigned char ncb_done; /* 0xff => commmand pending */
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#ifdef NT
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unsigned char ncb_res[10]; /* reserved */
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HANDLE ncb_event; /* completion event */
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HANDLE ncb_sem_a; /* saved (event) handle */
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#else
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unsigned char ncb_res[14]; /* reserved */
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char FAR *ncb_sem_a; /* saved semaphore handle */
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#endif
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unsigned long ncb_seqno; /* sequence number */
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unsigned int ncb_status; /* async ncb status */
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};
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#ifdef ASYNCCMDS
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struct ncb_a asyncncbs[ASYNCCMDS];
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struct ncb_wlist
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{
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short ncbw_semcnt; /* number of semaphores to wait on */
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struct ncbw_ent ncbw_ent[ASYNCCMDS]; /* entry for each semaphore to wait on */
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}
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ncb_wlist;
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#else
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/* define structure ncb_wlist */
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struct ncb_wlist
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{
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short ncbw_semcnt; /* number of semaphores to wait on */
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struct ncbw_ent ncbw_ent[1]; /* entry for each semaphore to wait on */
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};
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#endif
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#include "packoff.h"
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