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https://github.com/PDP-10/klh10.git
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58b59dbaa1
by the late MRC, Mark Crispin. Source: probably the former http://panda.com/tops-20/ . panda-dist.tar.gz dated Mar 30 2007.
88 lines
3.2 KiB
C
88 lines
3.2 KiB
C
/* Note that all definitions in this file are in OCTAL! */
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/* Record types: */
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#define T_LABEL 1 /* Label. */
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#define T_BEGIN 2 /* Start of SaveSet. */
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#define T_END 3 /* End of SaveSet. */
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#define T_FILE 4 /* File data. */
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#define T_UFD 5 /* UFD data. */
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#define T_EOV 6 /* End of volume. */
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#define T_COMM 7 /* Comment. */
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#define T_CONT 010 /* Continuation. */
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/* Offsets into header block: */
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#define G_TYPE 0 /* Record type. */
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#define G_SEQ 1 /* Sequence #. */
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#define G_RTNM 2 /* Relative tape #. */
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#define G_FLAGS 3 /* Flags: */
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#define GF_EOF 0400000 /* End of file. */
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#define GF_RPT 0200000 /* Repeat of last record. */
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#define GF_NCH 0100000 /* Ignore checksum. */
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#define GF_SOF 0040000 /* Start of file. */
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#define G_CHECK 4 /* Checksum. */
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#define G_SIZE 5 /* Size of data in this block. */
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#define G_LND 6 /* Length of non-data block. */
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/* header fields in T_FILE blocks: */
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#define F_PCHK 014 /* Checksum of O_NAME block for this file. */
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#define F_RDW 015 /* Relative data offset in file. */
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#define F_PTH 016 /* Path/name components of this file. */
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/* Non-data block types: */
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#define O_NAME 1 /* File name. */
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#define O_FILE 2 /* File attributes. */
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#define O_DIRECT 3 /* Directory attributes. */
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#define O_SYSNAME 4 /* System name block. */
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#define O_SAVESET 5 /* SaveSet name block. */
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/* Offsets in attribute block: */
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#define A_FHLN 0 /* header length word */
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#define A_FLGS 1 /* flags */
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#define A_WRIT 2 /* creation date/time */
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#define A_ALLS 3 /* allocated size */
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#define A_MODE 4 /* mode */
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#define A_LENG 5 /* length */
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#define A_BSIZ 6 /* byte size */
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#define A_VERS 7 /* version */
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#define A_PROT 010 /* protection */
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#define A_ACCT 011 /* byte pointer account string */
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#define A_NOTE 012 /* byte pointer to anonotation string */
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#define A_CRET 013 /* creation date/time of this generation */
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#define A_REDT 014 /* last read date/time of this generation */
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#define A_MODT 015 /* monitor set last write date/time */
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#define A_ESTS 016 /* estimated size in words */
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#define A_RADR 017 /* requested disk address */
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#define A_FSIZ 020 /* maximum file size in words */
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#define A_MUSR 021 /* byte ptr to id of last modifier */
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#define A_CUSR 022 /* byte ptr to id of creator */
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#define A_BKID 023 /* byte ptr to save set of previous backup */
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#define A_BKDT 024 /* date/time of last backup */
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#define A_NGRT 025 /* number of generations to retain */
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#define A_NRDS 026 /* nbr opens for read this generation */
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#define A_NWRT 027 /* nbr opens for write this generation */
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#define A_USRW 030 /* user word */
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#define A_PCAW 031 /* privileged customer word */
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#define A_FTYP 032 /* file type and flags */
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#define A_FBSZ 033 /* byte sizes */
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#define A_FRSZ 034 /* record and block sizes */
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#define A_FFFB 035 /* application/customer word */
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/* T_BEGIN, T_END & T_CONT header offsets: */
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#define S_DATE 014
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#define S_FORMAT 015
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#define S_BVER 016
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#define S_MONTYP 017
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#define S_SVER 020
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#define S_APR 021
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#define S_DEVICE 022
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#define S_MTCHAR 023
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#define S_REELID 024
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#define S_LTYPE 025
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