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/*
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File: acl_from_mode.c
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Copyright (C) 1999, 2000
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Andreas Gruenbacher, <a.gruenbacher@bestbits.at>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <unistd.h>
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#include <stdio.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include "libacl.h"
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/*
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Create an ACL from a file mode.
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returns
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the new ACL.
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*/
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acl_t
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acl_from_mode(mode_t mode)
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{
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acl_obj *acl_obj_p;
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acl_entry_obj *entry_obj_p;
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acl_obj_p = __acl_init_obj(3);
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if (!acl_obj_p)
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goto fail;
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entry_obj_p = __acl_create_entry_obj(acl_obj_p);
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if (!entry_obj_p)
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goto fail;
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entry_obj_p->etag = ACL_USER_OBJ;
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entry_obj_p->eid.qid = ACL_UNDEFINED_ID;
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entry_obj_p->eperm.sperm = (mode & S_IRWXU) >> 6;
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entry_obj_p = __acl_create_entry_obj(acl_obj_p);
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if (!entry_obj_p)
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goto fail;
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entry_obj_p->etag = ACL_GROUP_OBJ;
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entry_obj_p->eid.qid = ACL_UNDEFINED_ID;
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entry_obj_p->eperm.sperm = (mode & S_IRWXG) >> 3;
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entry_obj_p = __acl_create_entry_obj(acl_obj_p);
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if (!entry_obj_p)
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goto fail;
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entry_obj_p->etag = ACL_OTHER;
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entry_obj_p->eid.qid = ACL_UNDEFINED_ID;
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entry_obj_p->eperm.sperm = mode & S_IRWXO;
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return int2ext(acl_obj_p);
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fail:
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__acl_free_acl_obj(acl_obj_p);
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return NULL;
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}
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