/*
* Copyright (c) 2015 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
#include <sys/cdefs.h>
#include <sys/types.h>
#include <stdarg.h>
#include <stdint.h>
#include <sys/persona.h>
#include "strings.h"
/* syscall entry point */
int __persona(uint32_t operation, uint32_t flags, struct kpersona_info *info, uid_t *id, size_t *idlen, char *path);
int
kpersona_alloc(struct kpersona_info *info, uid_t *id)
{
size_t idlen = 1;
return __persona(PERSONA_OP_ALLOC, 0, info, id, &idlen, NULL);
}
int
kpersona_palloc(struct kpersona_info *info, uid_t *id, char path[MAXPATHLEN])
{
size_t idlen = 1;
return __persona(PERSONA_OP_PALLOC, 0, info, id, &idlen, path);
}
int
kpersona_dealloc(uid_t id)
{
size_t idlen = 1;
return __persona(PERSONA_OP_DEALLOC, 0, NULL, &id, &idlen, NULL);
}
int
kpersona_get(uid_t *id)
{
size_t idlen = 1;
return __persona(PERSONA_OP_GET, 0, NULL, id, &idlen, NULL);
}
int
kpersona_getpath(uid_t id, char path[MAXPATHLEN])
{
size_t idlen = 1;
return __persona(PERSONA_OP_GETPATH, 0, NULL, &id, &idlen, path);
}
int
kpersona_info(uid_t id, struct kpersona_info *info)
{
size_t idlen = 1;
return __persona(PERSONA_OP_INFO, 0, info, &id, &idlen, NULL);
}
int
kpersona_pidinfo(pid_t pid, struct kpersona_info *info)
{
size_t idlen = 1;
uid_t id = (uid_t)pid;
return __persona(PERSONA_OP_PIDINFO, 0, info, &id, &idlen, NULL);
}
int
kpersona_find(const char *name, uid_t uid, uid_t *id, size_t *idlen)
{
int ret;
struct kpersona_info kinfo;
kinfo.persona_info_version = PERSONA_INFO_V1;
kinfo.persona_id = uid;
kinfo.persona_type = 0;
kinfo.persona_gid = 0;
kinfo.persona_ngroups = 0;
kinfo.persona_groups[0] = 0;
kinfo.persona_name[0] = 0;
if (name) {
strlcpy(kinfo.persona_name, name, sizeof(kinfo.persona_name));
}
ret = __persona(PERSONA_OP_FIND, 0, &kinfo, id, idlen, NULL);
if (ret < 0) {
return ret;
}
return (int)(*idlen);
}
int
kpersona_find_by_type(int persona_type, uid_t *id, size_t *idlen)
{
int ret;
struct kpersona_info kinfo;
kinfo.persona_info_version = PERSONA_INFO_V1;
kinfo.persona_type = persona_type;
kinfo.persona_id = -1;
kinfo.persona_gid = 0;
kinfo.persona_ngroups = 0;
kinfo.persona_groups[0] = 0;
kinfo.persona_name[0] = 0;
ret = __persona(PERSONA_OP_FIND_BY_TYPE, 0, &kinfo, id, idlen, NULL);
if (ret < 0) {
return ret;
}
return (int)(*idlen);
}