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
157 lines
3.4 KiB
C
157 lines
3.4 KiB
C
/*-
|
|
* Copyright (c) 1999, 2000, 2001 Robert N. M. Watson
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
/*
|
|
* acl_get_file - syscall wrapper for retrieving ACL by filename
|
|
* acl_get_fd - syscall wrapper for retrieving access ACL by fd
|
|
* acl_get_fd_np - syscall wrapper for retrieving ACL by fd (non-POSIX)
|
|
* acl_get_permset() returns the permission set in the ACL entry
|
|
* acl_get_qualifier() retrieves the qualifier of the tag from the ACL entry
|
|
* acl_get_tag_type() returns the tag type for the ACL entry entry_d
|
|
*/
|
|
|
|
#include <sys/types.h>
|
|
#include "namespace.h"
|
|
#include <sys/acl.h>
|
|
#include "un-namespace.h"
|
|
|
|
#include <errno.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
acl_t
|
|
acl_get_file(const char *path_p, acl_type_t type)
|
|
{
|
|
struct acl *aclp;
|
|
int error;
|
|
|
|
aclp = acl_init(ACL_MAX_ENTRIES);
|
|
if (!aclp) {
|
|
return (NULL);
|
|
}
|
|
|
|
error = __acl_get_file(path_p, type, aclp);
|
|
if (error) {
|
|
acl_free(aclp);
|
|
return (NULL);
|
|
}
|
|
|
|
return (aclp);
|
|
}
|
|
|
|
acl_t
|
|
acl_get_fd(int fd)
|
|
{
|
|
struct acl *aclp;
|
|
int error;
|
|
|
|
aclp = acl_init(ACL_MAX_ENTRIES);
|
|
if (!aclp) {
|
|
return (NULL);
|
|
}
|
|
|
|
error = ___acl_get_fd(fd, ACL_TYPE_ACCESS, aclp);
|
|
if (error) {
|
|
acl_free(aclp);
|
|
return (NULL);
|
|
}
|
|
|
|
return (aclp);
|
|
}
|
|
|
|
acl_t
|
|
acl_get_fd_np(int fd, acl_type_t type)
|
|
{
|
|
struct acl *aclp;
|
|
int error;
|
|
|
|
aclp = acl_init(ACL_MAX_ENTRIES);
|
|
if (!aclp) {
|
|
return (NULL);
|
|
}
|
|
|
|
error = ___acl_get_fd(fd, type, aclp);
|
|
if (error) {
|
|
acl_free(aclp);
|
|
return (NULL);
|
|
}
|
|
|
|
return (aclp);
|
|
}
|
|
|
|
int
|
|
acl_get_permset(acl_entry_t entry_d, acl_permset_t *permset_p)
|
|
{
|
|
|
|
if (!entry_d || !permset_p) {
|
|
errno = EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
*permset_p = &entry_d->ae_perm;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void *
|
|
acl_get_qualifier(acl_entry_t entry_d)
|
|
{
|
|
uid_t *retval;
|
|
|
|
if (!entry_d) {
|
|
errno = EINVAL;
|
|
return NULL;
|
|
}
|
|
|
|
switch(entry_d->ae_tag) {
|
|
case ACL_USER:
|
|
case ACL_GROUP:
|
|
retval = malloc(sizeof(uid_t));
|
|
if (retval) {
|
|
*retval = entry_d->ae_id;
|
|
return retval;
|
|
}
|
|
}
|
|
|
|
errno = EINVAL;
|
|
return NULL;
|
|
}
|
|
|
|
int
|
|
acl_get_tag_type(acl_entry_t entry_d, acl_tag_t *tag_type_p)
|
|
{
|
|
|
|
if (!entry_d || !tag_type_p) {
|
|
errno = EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
*tag_type_p = entry_d->ae_tag;
|
|
|
|
return 0;
|
|
}
|