1/***********************************************************************
2*                                                                      *
3*               This software is part of the ast package               *
4*          Copyright (c) 1985-2010 AT&T Intellectual Property          *
5*                      and is licensed under the                       *
6*                  Common Public License, Version 1.0                  *
7*                    by AT&T Intellectual Property                     *
8*                                                                      *
9*                A copy of the License is available at                 *
10*            http://www.opensource.org/licenses/cpl1.0.txt             *
11*         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12*                                                                      *
13*              Information and Software Systems Research               *
14*                            AT&T Research                             *
15*                           Florham Park NJ                            *
16*                                                                      *
17*                 Glenn Fowler <gsf@research.att.com>                  *
18*                  David Korn <dgk@research.att.com>                   *
19*                   Phong Vo <kpv@research.att.com>                    *
20*                                                                      *
21***********************************************************************/
22#pragma prototyped
23/*
24 * G. S. Fowler
25 * AT&T Bell Laboratories
26 *
27 * return modex canonical representation of file mode bits
28 * given ls -l style file mode string
29 */
30
31#include "modelib.h"
32
33int
34strmode(register const char* s)
35{
36	register int		c;
37	register char*		t;
38	register struct modeop*	p;
39	int			mode;
40
41	mode = 0;
42	for (p = modetab; (c = *s++) && p < &modetab[MODELEN]; p++)
43		for (t = p->name; *t; t++)
44			if (*t == c)
45			{
46				c = t - p->name;
47				mode |= (p->mask1 & (c << p->shift1)) | (p->mask2 & (c << p->shift2));
48				break;
49			}
50	return(mode);
51}
52