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Annotation of embedaddon/rsync/lib/permstring.c, revision 1.1

1.1     ! misho       1: /*
        !             2:  * A single utility routine.
        !             3:  *
        !             4:  * Copyright (C) 1996 Andrew Tridgell
        !             5:  * Copyright (C) 1996 Paul Mackerras
        !             6:  * Copyright (C) 2001 Martin Pool <mbp@samba.org>
        !             7:  * Copyright (C) 2003, 2006 Wayne Davison
        !             8:  *
        !             9:  * This program is free software; you can redistribute it and/or modify
        !            10:  * it under the terms of the GNU General Public License as published by
        !            11:  * the Free Software Foundation; either version 3 of the License, or
        !            12:  * (at your option) any later version.
        !            13:  *
        !            14:  * This program is distributed in the hope that it will be useful,
        !            15:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            16:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            17:  * GNU General Public License for more details.
        !            18:  *
        !            19:  * You should have received a copy of the GNU General Public License along
        !            20:  * with this program; if not, visit the http://fsf.org website.
        !            21:  */
        !            22: 
        !            23: #include "rsync.h"
        !            24: 
        !            25: /* Produce a string representation of Unix mode bits like that used by ls(1).
        !            26:  * The "buf" buffer must be at least 11 characters. */
        !            27: void permstring(char *perms, mode_t mode)
        !            28: {
        !            29:        static const char *perm_map = "rwxrwxrwx";
        !            30:        int i;
        !            31: 
        !            32:        strlcpy(perms, "----------", 11);
        !            33: 
        !            34:        for (i = 0; i < 9; i++) {
        !            35:                if (mode & (1 << i))
        !            36:                        perms[9-i] = perm_map[8-i];
        !            37:        }
        !            38: 
        !            39:        /* Handle setuid/sticky bits.  You might think the indices are
        !            40:         * off by one, but remember there's a type char at the
        !            41:         * start.  */
        !            42:        if (mode & S_ISUID)
        !            43:                perms[3] = (mode & S_IXUSR) ? 's' : 'S';
        !            44: 
        !            45:        if (mode & S_ISGID)
        !            46:                perms[6] = (mode & S_IXGRP) ? 's' : 'S';
        !            47: 
        !            48: #ifdef S_ISVTX
        !            49:        if (mode & S_ISVTX)
        !            50:                perms[9] = (mode & S_IXOTH) ? 't' : 'T';
        !            51: #endif
        !            52: 
        !            53:        if (S_ISDIR(mode))
        !            54:                perms[0] = 'd';
        !            55:        else if (S_ISLNK(mode))
        !            56:                perms[0] = 'l';
        !            57:        else if (S_ISBLK(mode))
        !            58:                perms[0] = 'b';
        !            59:        else if (S_ISCHR(mode))
        !            60:                perms[0] = 'c';
        !            61:        else if (S_ISSOCK(mode))
        !            62:                perms[0] = 's';
        !            63:        else if (S_ISFIFO(mode))
        !            64:                perms[0] = 'p';
        !            65: }