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
33 int
strmode(register const char * s)34 strmode(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