55 lines
1.9 KiB
C
55 lines
1.9 KiB
C
/*
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* file.h - definitions for file(1) program
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# @(#)$Header: /cvsroot/src/usr.bin/file/Attic/file.h,v 1.1.1.1 1993/03/21 09:45:37 cgd Exp $
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*
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* Copyright (c) Ian F. Darwin, 1987.
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* Written by Ian F. Darwin.
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*
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* This software is not subject to any license of the American Telephone
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* and Telegraph Company or of the Regents of the University of California.
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*
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* Permission is granted to anyone to use this software for any purpose on
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* any computer system, and to alter it and redistribute it freely, subject
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* to the following restrictions:
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*
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* 1. The author is not responsible for the consequences of use of this
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* software, no matter how awful, even if they arise from flaws in it.
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*
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* 2. The origin of this software must not be misrepresented, either by
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* explicit claim or by omission. Since few users ever read sources,
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* credits must appear in the documentation.
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*
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* 3. Altered versions must be plainly marked as such, and must not be
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* misrepresented as being the original software. Since few users
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* ever read sources, credits must appear in the documentation.
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*
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* 4. This notice may not be removed or altered.
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*/
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#define HOWMANY 1024 /* how much of the file to look at */
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#define MAXMAGIS 250 /* max entries in /etc/magic */
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#define MAXDESC 50 /* max leng of text description */
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#define MAXstring 32 /* max leng of "string" types */
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#define ckfputs(str,fil) {if (fputs(str,fil)==EOF) error(ckfmsg,"");}
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struct magic {
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short contflag; /* 1 if '>0' appears */
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long offset; /* offset to magic number */
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char reln; /* relation (0=eq, '>'=gt, etc) */
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char type; /* int, short, long or string. */
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char vallen; /* length of string value, if any */
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#define BYTE 1
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#define SHORT 2
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#define LONG 4
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#define STRING 5
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union VALUETYPE {
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char b;
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short h;
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long l;
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char s[MAXstring];
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} value; /* either number or string */
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char desc[MAXDESC]; /* description */
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};
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extern void error(), exit();
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