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2f65c7a608
The previous ZFS implementation on FreeBSD had ifdefs to use jailed() instead of crgetzoneid() in dsl_dir.c, however we can simply provide an appropriate definition of crgetzoneid for the same effect. Reviewed-by: Alexander Motin <mav@FreeBSD.org> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Ryan Moeller <freqlabs@FreeBSD.org> Closes #10851
189 lines
5.2 KiB
C
189 lines
5.2 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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/* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
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/* All Rights Reserved */
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/*
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* Portions of this source code were derived from Berkeley 4.3 BSD
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* under license from the Regents of the University of California.
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*/
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#ifndef _SYS_CRED_H
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#define _SYS_CRED_H
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#include <sys/types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* The credential is an opaque kernel private data structure defined in
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* <sys/cred_impl.h>.
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*/
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typedef struct ucred cred_t;
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#define CRED() curthread->td_ucred
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#define kcred (thread0.td_ucred)
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#define KUID_TO_SUID(x) (x)
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#define KGID_TO_SGID(x) (x)
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#define crgetuid(cred) ((cred)->cr_uid)
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#define crgetruid(cred) ((cred)->cr_ruid)
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#define crgetgid(cred) ((cred)->cr_gid)
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#define crgetgroups(cred) ((cred)->cr_groups)
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#define crgetngroups(cred) ((cred)->cr_ngroups)
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#define crgetsid(cred, i) (NULL)
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struct proc; /* cred.h is included in proc.h */
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struct prcred;
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struct ksid;
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struct ksidlist;
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struct credklpd;
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struct credgrp;
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struct auditinfo_addr; /* cred.h is included in audit.h */
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extern int ngroups_max;
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/*
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* kcred is used when you need all privileges.
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*/
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extern void cred_init(void);
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extern void crfree(cred_t *);
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extern cred_t *cralloc(void); /* all but ref uninitialized */
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extern cred_t *cralloc_ksid(void); /* cralloc() + ksid alloc'ed */
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extern cred_t *crget(void); /* initialized */
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extern void crcopy_to(cred_t *, cred_t *);
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extern cred_t *crdup(cred_t *);
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extern void crdup_to(cred_t *, cred_t *);
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extern cred_t *crgetcred(void);
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extern void crset(struct proc *, cred_t *);
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extern void crset_zone_privall(cred_t *);
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extern int supgroupmember(gid_t, const cred_t *);
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extern int hasprocperm(const cred_t *, const cred_t *);
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extern int prochasprocperm(struct proc *, struct proc *, const cred_t *);
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extern int crcmp(const cred_t *, const cred_t *);
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extern cred_t *zone_kcred(void);
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extern gid_t crgetrgid(const cred_t *);
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extern gid_t crgetsgid(const cred_t *);
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#define crgetzoneid(cr) ((cr)->cr_prison->pr_id)
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extern projid_t crgetprojid(const cred_t *);
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extern cred_t *crgetmapped(const cred_t *);
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extern const struct auditinfo_addr *crgetauinfo(const cred_t *);
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extern struct auditinfo_addr *crgetauinfo_modifiable(cred_t *);
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extern uint_t crgetref(const cred_t *);
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extern const gid_t *crgetggroups(const struct credgrp *);
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/*
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* Sets real, effective and/or saved uid/gid;
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* -1 argument accepted as "no change".
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*/
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extern int crsetresuid(cred_t *, uid_t, uid_t, uid_t);
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extern int crsetresgid(cred_t *, gid_t, gid_t, gid_t);
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/*
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* Sets real, effective and saved uids/gids all to the same
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* values. Both values must be non-negative and <= MAXUID
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*/
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extern int crsetugid(cred_t *, uid_t, gid_t);
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/*
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* Functions to handle the supplemental group list.
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*/
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extern struct credgrp *crgrpcopyin(int, gid_t *);
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extern void crgrprele(struct credgrp *);
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extern void crsetcredgrp(cred_t *, struct credgrp *);
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/*
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* Private interface for setting zone association of credential.
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*/
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struct zone;
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extern void crsetzone(cred_t *, struct zone *);
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extern struct zone *crgetzone(const cred_t *);
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/*
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* Private interface for setting project id in credential.
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*/
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extern void crsetprojid(cred_t *, projid_t);
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/*
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* Private interface for nfs.
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*/
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extern cred_t *crnetadjust(cred_t *);
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/*
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* Private interface for procfs.
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*/
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extern void cred2prcred(const cred_t *, struct prcred *);
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/*
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* Private interfaces for Rampart Trusted Solaris.
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*/
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struct ts_label_s;
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extern struct ts_label_s *crgetlabel(const cred_t *);
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extern boolean_t crisremote(const cred_t *);
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/*
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* Private interfaces for ephemeral uids.
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*/
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#define VALID_UID(id, zn) \
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((id) <= MAXUID || valid_ephemeral_uid((zn), (id)))
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#define VALID_GID(id, zn) \
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((id) <= MAXUID || valid_ephemeral_gid((zn), (id)))
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extern boolean_t valid_ephemeral_uid(struct zone *, uid_t);
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extern boolean_t valid_ephemeral_gid(struct zone *, gid_t);
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extern int eph_uid_alloc(struct zone *, int, uid_t *, int);
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extern int eph_gid_alloc(struct zone *, int, gid_t *, int);
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extern void crsetsid(cred_t *, struct ksid *, int);
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extern void crsetsidlist(cred_t *, struct ksidlist *);
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extern struct ksidlist *crgetsidlist(const cred_t *);
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extern int crsetpriv(cred_t *, ...);
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extern struct credklpd *crgetcrklpd(const cred_t *);
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extern void crsetcrklpd(cred_t *, struct credklpd *);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_CRED_H */
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