7bd44e9223
Makefile, add Makefile.inc needed for libc build; add #include "namespace.h"/#include "un-namespace.h" pairs around the includes of sys/acl.h and sys/capability.h, and an additional underscore in front of the functions that will be overridden in libc_r. Approved by: rwatson Obtained from: TrustedBSD Project
66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
/*
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* Copyright (c) 2001 Chris D. Faulhaber
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/* acl_delete_entry() - delete an ACL entry from an ACL */
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#include <sys/types.h>
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#include "namespace.h"
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#include <sys/acl.h>
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#include "un-namespace.h"
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#include <errno.h>
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#include <string.h>
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int
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acl_delete_entry(acl_t acl, acl_entry_t entry_d)
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{
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int i;
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if (!acl || !entry_d || (acl->acl_cnt < 1) ||
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(acl->acl_cnt > ACL_MAX_ENTRIES)) {
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errno = EINVAL;
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return -1;
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}
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for (i = 0; i < acl->acl_cnt; i++) {
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/* if this is our entry... */
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if ((acl->acl_entry[i].ae_tag == entry_d->ae_tag) &&
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(acl->acl_entry[i].ae_id == entry_d->ae_id)) {
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/* ...shift the remaining entries... */
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while (i < acl->acl_cnt - 1)
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acl->acl_entry[i] = acl->acl_entry[++i];
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/* ...drop the count and zero the unused entry... */
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acl->acl_cnt--;
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bzero(&acl->acl_entry[i], sizeof(struct acl_entry));
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return 0;
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}
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}
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errno = EINVAL;
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return -1;
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}
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