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libacl/acl_get_entry.c
58 строк
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Mike Frysinger
licensing: clean up LGPL boilerplate for library code
13 янв 2024, 08:36
13 янв 2024, 08:36
c769e17
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/* File: acl_get_entry.c Copyright (C) 1999, 2000 Andreas Gruenbacher, <andreas.gruenbacher@gmail.com> This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, see <https://www.gnu.org/licenses/>. */ #include "config.h" #include "libacl.h" /* 23.4.14 */ int acl_get_entry(acl_t acl, int entry_id, acl_entry_t *entry_p) { acl_obj *acl_obj_p = ext2int(acl, acl); if (!acl_obj_p) { if (entry_p) *entry_p = NULL; return -1; } if (!entry_p) { errno = EINVAL; return -1; } if (entry_id == ACL_FIRST_ENTRY) { acl_obj_p->acurr = acl_obj_p->anext; } else if (entry_id == ACL_NEXT_ENTRY) { /*if (acl_obj_p->acurr == (acl_entry_obj *)acl_obj_p) { errno = EINVAL; return -1; }*/ acl_obj_p->acurr = acl_obj_p->acurr->enext; } if (acl_obj_p->acurr == (acl_entry_obj *)acl_obj_p) { *entry_p = NULL; return 0; } if (!check_obj_p(acl_entry, acl_obj_p->acurr)) { return -1; } *entry_p = int2ext(acl_obj_p->acurr); return 1; }