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Move the code around so that libc behaviour does not depend on a variable

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that was supposed to be kernel-only.  There should be no functional changes.
This commit is contained in:
Edward Tomasz Napierala 2011-03-22 17:44:07 +00:00
parent a8e852babc
commit cdec385674
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=219878
3 changed files with 32 additions and 18 deletions
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12
lib/libc/posix1e/acl_strip.c
View File

@ -36,13 +36,12 @@ __FBSDID("$FreeBSD$");
#include "acl_support.h"
/*
* These three routines from sys/kern/subr_acl_nfs4.c are used by both kernel
* These routines from sys/kern/subr_acl_nfs4.c are used by both kernel
* and libc.
*/
void acl_nfs4_trivial_from_mode(struct acl *aclp, mode_t mode);
void acl_nfs4_sync_acl_from_mode(struct acl *aclp, mode_t mode,
int file_owner_id);
void acl_nfs4_sync_mode_from_acl(mode_t *_mode, const struct acl *aclp);
void acl_nfs4_trivial_from_mode_libc(struct acl *aclp, int file_owner_id,
int canonical_six);
static acl_t
_nfs4_acl_strip_np(const acl_t aclp, int canonical_six)
@ -59,10 +58,7 @@ _nfs4_acl_strip_np(const acl_t aclp, int canonical_six)
_acl_brand_as(newacl, ACL_BRAND_NFS4);
acl_nfs4_sync_mode_from_acl(&mode, &(aclp->ats_acl));
if (canonical_six)
acl_nfs4_sync_acl_from_mode(&(newacl->ats_acl), mode, -1);
else
acl_nfs4_trivial_from_mode(&(newacl->ats_acl), mode);
acl_nfs4_trivial_from_mode_libc(&(newacl->ats_acl), mode, canonical_six);
return (newacl);
}

36
sys/kern/subr_acl_nfs4.c
View File

@ -51,14 +51,14 @@ __FBSDID("$FreeBSD$");
#define KASSERT(a, b) assert(a)
#define CTASSERT(a)
void acl_nfs4_trivial_from_mode(struct acl *aclp, mode_t mode);
#endif /* !_KERNEL */
static int acl_nfs4_old_semantics = 1;
#ifdef _KERNEL
static void acl_nfs4_trivial_from_mode(struct acl *aclp, mode_t mode);
static int acl_nfs4_old_semantics = 1;
SYSCTL_INT(_vfs, OID_AUTO, acl_nfs4_old_semantics, CTLFLAG_RW,
&acl_nfs4_old_semantics, 1, "Use pre-PSARC/2010/029 NFSv4 ACL semantics");
@ -703,6 +703,7 @@ acl_nfs4_sync_acl_from_mode_draft(struct acl *aclp, mode_t mode,
a5->ae_perm |= ACL_EXECUTE;
}
#ifdef _KERNEL
void
acl_nfs4_sync_acl_from_mode(struct acl *aclp, mode_t mode,
int file_owner_id)
@ -713,6 +714,7 @@ acl_nfs4_sync_acl_from_mode(struct acl *aclp, mode_t mode,
else
acl_nfs4_trivial_from_mode(aclp, mode);
}
#endif /* _KERNEL */
void
acl_nfs4_sync_mode_from_acl(mode_t *_mode, const struct acl *aclp)
@ -837,6 +839,7 @@ acl_nfs4_sync_mode_from_acl(mode_t *_mode, const struct acl *aclp)
*_mode = mode | (old_mode & ACL_PRESERVE_MASK);
}
#ifdef _KERNEL
/*
* Calculate inherited ACL in a manner compatible with NFSv4 Minor Version 1,
* draft-ietf-nfsv4-minorversion1-03.txt.
@ -1000,6 +1003,7 @@ acl_nfs4_compute_inherited_acl_draft(const struct acl *parent_aclp,
*/
acl_nfs4_sync_acl_from_mode(child_aclp, mode, file_owner_id);
}
#endif /* _KERNEL */
/*
* Populate the ACL with entries inherited from parent_aclp.
@ -1182,6 +1186,7 @@ acl_nfs4_compute_inherited_acl_psarc(const struct acl *parent_aclp,
_acl_append(aclp, ACL_EVERYONE, everyone_allow, ACL_ENTRY_TYPE_ALLOW);
}
#ifdef _KERNEL
void
acl_nfs4_compute_inherited_acl(const struct acl *parent_aclp,
struct acl *child_aclp, mode_t mode, int file_owner_id,
@ -1195,17 +1200,15 @@ acl_nfs4_compute_inherited_acl(const struct acl *parent_aclp,
acl_nfs4_compute_inherited_acl_psarc(parent_aclp, child_aclp,
mode, file_owner_id, is_directory);
}
#endif /* _KERNEL */
/*
* Calculate trivial ACL in a manner compatible with PSARC/2010/029.
* Note that this results in an ACL different from (but semantically
* equal to) the "canonical six" trivial ACL computed using algorithm
* described in draft-ietf-nfsv4-minorversion1-03.txt, 3.16.6.2.
*
* This routine is not static only because the code is being used in libc.
* Kernel code should call acl_nfs4_sync_acl_from_mode() instead.
*/
void
static void
acl_nfs4_trivial_from_mode(struct acl *aclp, mode_t mode)
{
@ -1213,6 +1216,23 @@ acl_nfs4_trivial_from_mode(struct acl *aclp, mode_t mode)
acl_nfs4_compute_inherited_acl_psarc(NULL, aclp, mode, -1, -1);
}
#ifndef _KERNEL
/*
* This routine is used by libc to implement acl_strip_np(3)
* and acl_is_trivial_np(3).
*/
void
acl_nfs4_trivial_from_mode_libc(struct acl *aclp, int mode, int canonical_six)
{
aclp->acl_cnt = 0;
if (canonical_six)
acl_nfs4_sync_acl_from_mode_draft(aclp, mode, -1);
else
acl_nfs4_trivial_from_mode(aclp, mode);
}
#endif /* !_KERNEL */
#ifdef _KERNEL
static int
_acls_are_equal(const struct acl *a, const struct acl *b)

2
sys/sys/acl.h
View File

@ -285,8 +285,6 @@ mode_t acl_posix1e_newfilemode(mode_t cmode,
struct acl *acl_alloc(int flags);
void acl_free(struct acl *aclp);
void acl_nfs4_trivial_from_mode(struct acl *aclp,
mode_t mode);
void acl_nfs4_sync_acl_from_mode(struct acl *aclp,
mode_t mode, int file_owner_id);
void acl_nfs4_sync_mode_from_acl(mode_t *mode,