1
0
mirror of https://github.com/samba-team/samba.git synced 2024-12-22 13:34:15 +03:00
samba-mirror/source3/modules/nfs4acl_xattr_nfs.c
Volker Lendecke 42e72f1a30 vfs: Fix the nfs4acl build on FreeBSD
FreeBSD needs rpc/types.h before rpc/xdr.h

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2019-08-06 21:49:28 +00:00

894 lines
20 KiB
C

/*
* Copyright (C) Ralph Boehme 2018
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*
*/
#include "includes.h"
#include "smbd/proto.h"
#include "system/passwd.h"
#include "libcli/security/security_descriptor.h"
#include "libcli/security/security_token.h"
#ifdef HAVE_RPC_XDR_H
/* <rpc/xdr.h> uses TRUE and FALSE */
#ifdef TRUE
#undef TRUE
#endif
#ifdef FALSE
#undef FALSE
#endif
#ifdef HAVE_RPC_TYPES_H
#include <rpc/types.h>
#endif
#include <rpc/xdr.h>
#include "nfs4_acls.h"
#include "nfs41acl.h"
#include "nfs4acl_xattr.h"
#include "nfs4acl_xattr_nfs.h"
#include "nfs4acl_xattr_util.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_VFS
#define OVERFLOW_CHECK(val1, val2) ((val1) + (val2) < (val1))
#define XDR_UTF8STR_ALIGNMENT 4
#define XDR_UTF8STR_ALIGN(l) \
(((l) + ((XDR_UTF8STR_ALIGNMENT) - 1)) & ~((XDR_UTF8STR_ALIGNMENT) - 1))
static struct nfs4_to_smb4_id_map {
const char *nfs4_id;
uint32_t smb4_id;
} nfs4_to_smb4_id_map[] = {
{"OWNER@", SMB_ACE4_WHO_OWNER},
{"GROUP@", SMB_ACE4_WHO_GROUP},
{"EVERYONE@", SMB_ACE4_WHO_EVERYONE},
{"INTERACTIVE@", SMB_ACE4_WHO_INTERACTIVE},
{"NETWORK@", SMB_ACE4_WHO_NETWORK},
{"DIALUP@", SMB_ACE4_WHO_DIALUP},
{"BATCH@", SMB_ACE4_WHO_BATCH},
{"ANONYMOUS@", SMB_ACE4_WHO_ANONYMOUS},
{"AUTHENTICATED@", SMB_ACE4_WHO_AUTHENTICATED},
{"SERVICE@", SMB_ACE4_WHO_SERVICE},
};
static bool is_special_nfs4_id(const char *nfs4_id)
{
char *at = NULL;
at = strchr(nfs4_id, '@');
if (at == NULL) {
return false;
}
if (at[1] != '\0') {
return false;
}
return true;
}
static bool map_special_nfs4_to_smb4_id(const char *nfs4_id, uint32_t *smb4_id)
{
size_t i;
int cmp;
for (i = 0; i < ARRAY_SIZE(nfs4_to_smb4_id_map); i++) {
cmp = strcmp(nfs4_to_smb4_id_map[i].nfs4_id, nfs4_id);
if (cmp != 0) {
continue;
}
*smb4_id = nfs4_to_smb4_id_map[i].smb4_id;
return true;
}
return false;
}
static bool map_special_smb4_to_nfs4_id(uint32_t smb4_id, const char **nfs4_id)
{
size_t i;
for (i = 0; i < ARRAY_SIZE(nfs4_to_smb4_id_map); i++) {
if (nfs4_to_smb4_id_map[i].smb4_id != smb4_id) {
continue;
}
*nfs4_id = nfs4_to_smb4_id_map[i].nfs4_id;
return true;
}
return false;
}
static unsigned nfs40acl_get_naces(nfsacl40 *nacl)
{
return nacl->na40_aces.na40_aces_len;
}
static unsigned nfs41acl_get_naces(nfsacl41 *nacl)
{
return nacl->na41_aces.na41_aces_len;
}
static void nfs40acl_set_naces(nfsacl40 *nacl, unsigned naces)
{
nacl->na40_aces.na40_aces_len = naces;
}
static void nfs41acl_set_naces(nfsacl41 *nacl, unsigned naces)
{
nacl->na41_aces.na41_aces_len = naces;
}
static unsigned nfs41acl_get_flags(nfsacl41 *nacl)
{
return nacl->na41_flag;
}
static void nfs41acl_set_flags(nfsacl41 *nacl, unsigned flags)
{
nacl->na41_flag = flags;
}
static nfsace4 *nfs40acl_get_ace(nfsacl40 *nacl, size_t n)
{
return &nacl->na40_aces.na40_aces_val[n];
}
static nfsace4 *nfs41acl_get_ace(nfsacl41 *nacl, size_t n)
{
return &nacl->na41_aces.na41_aces_val[n];
}
static size_t nfs40acl_get_xdrblob_size(nfsacl40 *nacl)
{
size_t acl_size;
size_t aces_size;
size_t identifier_size;
unsigned i;
unsigned naces = nfs40acl_get_naces(nacl);
/* ACE structure minus actual identifier strings */
struct nfsace4_size {
acetype4 type;
aceflag4 flag;
acemask4 access_mask;
u_int who_length;
};
/*
* acl_size =
* sizeof(ace_count) +
* (ace_count * (sizeof(nfsace4_size)) +
* length of all identifiers strings
*/
acl_size = sizeof(unsigned);
if (naces > NFS4ACL_XDR_MAX_ACES) {
DBG_ERR("Too many ACEs: %u", naces);
return 0;
}
aces_size = naces * sizeof(struct nfsace4_size);
if (OVERFLOW_CHECK(acl_size, aces_size)) {
DBG_ERR("Integer Overflow error\n");
return 0;
}
acl_size += aces_size;
identifier_size = 0;
for (i = 0; i < naces; i++) {
nfsace4 *nace = nfs40acl_get_ace(nacl, i);
size_t string_size = nace->who.utf8string_len;
size_t id_size;
id_size = XDR_UTF8STR_ALIGN(string_size);
if (OVERFLOW_CHECK(identifier_size, id_size)) {
DBG_ERR("Integer Overflow error\n");
return 0;
}
identifier_size += id_size;
}
if (OVERFLOW_CHECK(acl_size, identifier_size)) {
DBG_ERR("Integer Overflow error\n");
return 0;
}
acl_size += identifier_size;
DBG_DEBUG("acl_size: %zd\n", acl_size);
return acl_size;
}
static size_t nfs41acl_get_xdrblob_size(nfsacl41 *nacl)
{
size_t acl_size;
size_t aces_size;
size_t identifier_size;
unsigned i;
unsigned naces = nfs41acl_get_naces(nacl);
/* ACE structure minus actual identifier strings */
struct nfsace4_size {
acetype4 type;
aceflag4 flag;
acemask4 access_mask;
u_int who_length;
};
/*
* acl_size =
* sizeof(acl_flag) +
* sizeof(ace_count) +
* (ace_count * (sizeof(nfsace4_size)) +
* length of all identifiers strings
*/
acl_size = 2 * sizeof(unsigned);
if (naces > NFS4ACL_XDR_MAX_ACES) {
DBG_ERR("Too many ACEs: %u", naces);
return 0;
}
aces_size = naces * sizeof(struct nfsace4_size);
if (OVERFLOW_CHECK(acl_size, aces_size)) {
DBG_ERR("Integer Overflow error\n");
return 0;
}
acl_size += aces_size;
identifier_size = 0;
for (i = 0; i < naces; i++) {
nfsace4 *nace = nfs41acl_get_ace(nacl, i);
size_t string_size = nace->who.utf8string_len;
size_t id_size;
id_size = XDR_UTF8STR_ALIGN(string_size);
if (OVERFLOW_CHECK(identifier_size, id_size)) {
DBG_ERR("Integer Overflow error\n");
return 0;
}
identifier_size += id_size;
}
if (OVERFLOW_CHECK(acl_size, identifier_size)) {
DBG_ERR("Integer Overflow error\n");
return 0;
}
acl_size += identifier_size;
DBG_DEBUG("acl_size: %zd\n", acl_size);
return acl_size;
}
static nfsacl40 *nfs40acl_alloc(TALLOC_CTX *mem_ctx, unsigned naces)
{
size_t acl_size;
size_t aces_size;
nfsacl40 *nacl = NULL;
if (naces > NFS4ACL_XDR_MAX_ACES) {
DBG_ERR("Too many ACEs: %d\n", naces);
return NULL;
}
acl_size = sizeof(nfsacl40);
aces_size = (naces * sizeof(struct nfsace4));
if (OVERFLOW_CHECK(acl_size, aces_size)) {
DBG_ERR("Integer Overflow error\n");
return NULL;
}
acl_size += aces_size;
nacl = talloc_zero_size(mem_ctx, acl_size);
if (nacl == NULL) {
DBG_ERR("talloc_zero_size failed\n");
return NULL;
}
nfs40acl_set_naces(nacl, naces);
nacl->na40_aces.na40_aces_val =
(nfsace4 *)((uint8_t *)nacl + sizeof(nfsacl40));
return nacl;
}
static nfsacl41 *nfs41acl_alloc(TALLOC_CTX *mem_ctx, unsigned naces)
{
size_t acl_size;
size_t aces_size;
nfsacl41 *nacl = NULL;
if (naces > NFS4ACL_XDR_MAX_ACES) {
DBG_ERR("Too many ACEs: %d\n", naces);
return NULL;
}
acl_size = sizeof(nfsacl41);
aces_size = (naces * sizeof(struct nfsace4));
if (OVERFLOW_CHECK(acl_size, aces_size)) {
DBG_ERR("Integer Overflow error\n");
return NULL;
}
acl_size += aces_size;
nacl = talloc_zero_size(mem_ctx, acl_size);
if (nacl == NULL) {
DBG_ERR("talloc_zero_size failed\n");
return NULL;
}
nfs41acl_set_naces(nacl, naces);
nacl->na41_aces.na41_aces_val =
(nfsace4 *)((uint8_t *)nacl + sizeof(nfsacl41));
return nacl;
}
static bool create_special_id(TALLOC_CTX *mem_ctx,
nfsace4 *nace,
const char *id)
{
char *s = talloc_strdup(mem_ctx, id);
if (s == NULL) {
DBG_ERR("talloc_memdup failed\n");
return false;
}
nace->who.utf8string_val = s;
nace->who.utf8string_len = talloc_get_size(s) - 1;
return true;
}
static bool map_smb4_to_nfs4_id(TALLOC_CTX *mem_ctx,
struct nfs4acl_config *config,
nfsace4 *nace,
SMB_ACE4PROP_T *sace)
{
const char *nfs4_id = NULL;
const char *name = NULL;
char *ace_name = NULL;
uid_t id;
bool ok;
if (sace->flags & SMB_ACE4_ID_SPECIAL) {
ok = map_special_smb4_to_nfs4_id(sace->who.special_id,
&nfs4_id);
if (!ok) {
DBG_ERR("Unsupported special id [%"PRIu32"]\n",
sace->who.special_id);
return false;
}
ok = create_special_id(mem_ctx, nace, nfs4_id);
if (!ok) {
return false;
}
DBG_DEBUG("Special id [%s]\n", nace->who.utf8string_val);
return true;
}
if (sace->aceFlags & SMB_ACE4_IDENTIFIER_GROUP) {
nace->flag |= ACE4_IDENTIFIER_GROUP;
}
if (config->nfs4_id_numeric) {
char *strid = NULL;
if (sace->aceFlags & SMB_ACE4_IDENTIFIER_GROUP) {
id = sace->who.gid;
} else {
id = sace->who.uid;
}
strid = talloc_asprintf(mem_ctx, "%jd", (intmax_t)id);
if (strid == NULL) {
DBG_ERR("talloc_asprintf failed\n");
return false;
}
nace->who.utf8string_val = strid;
nace->who.utf8string_len = talloc_get_size(strid) - 1;
DBG_DEBUG("Numeric id [%s]\n", nace->who.utf8string_val);
return true;
}
if (sace->aceFlags & SMB_ACE4_IDENTIFIER_GROUP) {
struct group *grp = NULL;
grp = getgrgid(sace->who.gid);
if (grp == NULL) {
DBG_ERR("Unknown gid [%jd]\n", (intmax_t)sace->who.gid);
return false;
}
name = grp->gr_name;
} else {
struct passwd *pwd = NULL;
pwd = getpwuid(sace->who.uid);
if (pwd == NULL) {
DBG_ERR("Unknown uid [%jd]\n", (intmax_t)sace->who.uid);
return false;
}
name = pwd->pw_name;
}
ace_name = talloc_strdup(mem_ctx, name);
if (ace_name == NULL) {
DBG_ERR("talloc_asprintf failed\n");
return false;
}
nace->who.utf8string_val = ace_name;
nace->who.utf8string_len = talloc_get_size(ace_name) - 1;
DBG_DEBUG("id [%s]\n", nace->who.utf8string_val);
return true;
}
static bool smb4acl_to_nfs40acl(vfs_handle_struct *handle,
TALLOC_CTX *mem_ctx,
struct SMB4ACL_T *smb4acl,
nfsacl40 **_nacl)
{
struct nfs4acl_config *config = NULL;
struct SMB4ACE_T *smb4ace = NULL;
nfsacl40 *nacl = NULL;
size_t naces = smb_get_naces(smb4acl);
bool ok;
SMB_VFS_HANDLE_GET_DATA(handle, config,
struct nfs4acl_config,
return false);
nacl = nfs40acl_alloc(mem_ctx, naces);
nfs40acl_set_naces(nacl, 0);
smb4ace = smb_first_ace4(smb4acl);
while (smb4ace != NULL) {
SMB_ACE4PROP_T *ace4prop = smb_get_ace4(smb4ace);
size_t nace_count = nfs40acl_get_naces(nacl);
nfsace4 *nace = nfs40acl_get_ace(nacl, nace_count);
nace->type = ace4prop->aceType;
nace->flag = ace4prop->aceFlags;
nace->access_mask = ace4prop->aceMask;
ok = map_smb4_to_nfs4_id(nacl, config, nace, ace4prop);
if (!ok) {
smb4ace = smb_next_ace4(smb4ace);
continue;
}
nace_count++;
nfs40acl_set_naces(nacl, nace_count);
smb4ace = smb_next_ace4(smb4ace);
}
*_nacl = nacl;
return true;
}
static bool smb4acl_to_nfs41acl(vfs_handle_struct *handle,
TALLOC_CTX *mem_ctx,
struct SMB4ACL_T *smb4acl,
nfsacl41 **_nacl)
{
struct nfs4acl_config *config = NULL;
struct SMB4ACE_T *smb4ace = NULL;
nfsacl41 *nacl = NULL;
size_t naces = smb_get_naces(smb4acl);
uint16_t smb4acl_flags;
unsigned nacl_flags;
bool ok;
SMB_VFS_HANDLE_GET_DATA(handle, config,
struct nfs4acl_config,
return false);
nacl = nfs41acl_alloc(mem_ctx, naces);
nfs41acl_set_naces(nacl, 0);
smb4acl_flags = smbacl4_get_controlflags(smb4acl);
nacl_flags = smb4acl_to_nfs4acl_flags(smb4acl_flags);
nfs41acl_set_flags(nacl, nacl_flags);
smb4ace = smb_first_ace4(smb4acl);
while (smb4ace != NULL) {
SMB_ACE4PROP_T *ace4prop = smb_get_ace4(smb4ace);
size_t nace_count = nfs41acl_get_naces(nacl);
nfsace4 *nace = nfs41acl_get_ace(nacl, nace_count);
nace->type = ace4prop->aceType;
nace->flag = ace4prop->aceFlags;
nace->access_mask = ace4prop->aceMask;
ok = map_smb4_to_nfs4_id(nacl, config, nace, ace4prop);
if (!ok) {
smb4ace = smb_next_ace4(smb4ace);
continue;
}
nace_count++;
nfs41acl_set_naces(nacl, nace_count);
smb4ace = smb_next_ace4(smb4ace);
}
*_nacl = nacl;
return true;
}
NTSTATUS nfs4acl_smb4acl_to_nfs_blob(vfs_handle_struct *handle,
TALLOC_CTX *mem_ctx,
struct SMB4ACL_T *smb4acl,
DATA_BLOB *_blob)
{
struct nfs4acl_config *config = NULL;
nfsacl40 *nacl40 = NULL;
nfsacl41 *nacl41 = NULL;
XDR xdr = {0};
size_t aclblobsize;
DATA_BLOB blob;
bool ok;
SMB_VFS_HANDLE_GET_DATA(handle, config,
struct nfs4acl_config,
return NT_STATUS_INTERNAL_ERROR);
if (config->nfs_version == ACL4_XATTR_VERSION_40) {
ok = smb4acl_to_nfs40acl(handle, mem_ctx, smb4acl, &nacl40);
if (!ok) {
DBG_ERR("smb4acl_to_nfs4acl failed\n");
return NT_STATUS_INTERNAL_ERROR;
}
aclblobsize = nfs40acl_get_xdrblob_size(nacl40);
if (aclblobsize == 0) {
DBG_ERR("Error calculating XDR blob size\n");
return NT_STATUS_INTERNAL_ERROR;
}
} else {
ok = smb4acl_to_nfs41acl(handle, mem_ctx, smb4acl, &nacl41);
if (!ok) {
DBG_ERR("smb4acl_to_nfs4acl failed\n");
return NT_STATUS_INTERNAL_ERROR;
}
aclblobsize = nfs41acl_get_xdrblob_size(nacl41);
if (aclblobsize == 0) {
DBG_ERR("Error calculating XDR blob size\n");
return NT_STATUS_INTERNAL_ERROR;
}
}
blob = data_blob_talloc(mem_ctx, NULL, aclblobsize);
if (blob.data == NULL) {
TALLOC_FREE(nacl40);
TALLOC_FREE(nacl41);
return NT_STATUS_NO_MEMORY;
}
xdrmem_create(&xdr, (char *)blob.data, blob.length, XDR_ENCODE);
if (config->nfs_version == ACL4_XATTR_VERSION_40) {
ok = xdr_nfsacl40(&xdr, nacl40);
TALLOC_FREE(nacl40);
if (!ok) {
DBG_ERR("xdr_nfs4acl40 failed\n");
return NT_STATUS_NO_MEMORY;
}
} else {
ok = xdr_nfsacl41(&xdr, nacl41);
TALLOC_FREE(nacl41);
if (!ok) {
DBG_ERR("xdr_nfs4acl40 failed\n");
return NT_STATUS_NO_MEMORY;
}
}
*_blob = blob;
return NT_STATUS_OK;
}
static NTSTATUS nfs4acl_nfs_blob_to_nfs40acl(struct vfs_handle_struct *handle,
TALLOC_CTX *mem_ctx,
DATA_BLOB *blob,
nfsacl40 **_nacl)
{
nfsacl40 *nacl = NULL;
XDR xdr = {0};
bool ok;
nacl = talloc_zero_size(mem_ctx, sizeof(nfsacl40));
if (nacl == NULL) {
DBG_ERR("talloc_zero_size failed\n");
return NT_STATUS_NO_MEMORY;
}
xdrmem_create(&xdr, (char *)blob->data, blob->length, XDR_DECODE);
ok = xdr_nfsacl40(&xdr, nacl);
if (!ok) {
DBG_ERR("xdr_nfsacl40 failed\n");
return NT_STATUS_INTERNAL_ERROR;
}
DBG_DEBUG("naces = %d \n", nacl->na40_aces.na40_aces_len);
*_nacl = nacl;
return NT_STATUS_OK;
}
static NTSTATUS nfs4acl_nfs_blob_to_nfs41acl(struct vfs_handle_struct *handle,
TALLOC_CTX *mem_ctx,
DATA_BLOB *blob,
nfsacl41 **_nacl)
{
nfsacl41 *nacl = NULL;
XDR xdr = {0};
bool ok;
nacl = talloc_zero_size(mem_ctx, sizeof(nfsacl41));
if (nacl == NULL) {
DBG_ERR("talloc_zero_size failed\n");
return NT_STATUS_NO_MEMORY;
}
xdrmem_create(&xdr, (char *)blob->data, blob->length, XDR_DECODE);
ok = xdr_nfsacl41(&xdr, nacl);
if (!ok) {
DBG_ERR("xdr_nfsacl40 failed\n");
return NT_STATUS_INTERNAL_ERROR;
}
DBG_DEBUG("naces = %d \n", nacl->na41_aces.na41_aces_len);
*_nacl = nacl;
return NT_STATUS_OK;
}
static bool map_ace_nfs4_to_smb4(struct nfs4acl_config *config,
const nfsace4 *nace,
SMB_ACE4PROP_T *sace)
{
char *name = NULL;
char *p = NULL;
uint32_t smb4_id;
bool ok;
name = talloc_strndup(talloc_tos(),
nace->who.utf8string_val,
nace->who.utf8string_len);
if (name == NULL) {
return false;
}
sace->aceType = nace->type;
sace->aceFlags = nace->flag;
sace->aceMask = nace->access_mask;
if (is_special_nfs4_id(name)) {
ok = map_special_nfs4_to_smb4_id(name, &smb4_id);
if (!ok) {
DBG_WARNING("Unknown special id [%s]\n", name);
return false;
}
sace->flags |= SMB_ACE4_ID_SPECIAL;
sace->who.special_id = smb4_id;
return true;
}
p = strtok(name, "@");
if (p == NULL && !config->nfs4_id_numeric) {
DBG_ERR("Unqualified name [%s]\n", name);
TALLOC_FREE(name);
return false;
}
/*
* nametouid() and nametogid() work with both names and numbers...
*/
if (nace->flag & ACE4_IDENTIFIER_GROUP) {
sace->who.gid = nametogid(name);
if (sace->who.gid == (gid_t)-1) {
DBG_ERR("converting id [%s] failed\n", name);
TALLOC_FREE(name);
return false;
}
TALLOC_FREE(name);
return true;
}
sace->who.uid = nametouid(name);
if (sace->who.uid == (gid_t)-1) {
DBG_ERR("converting id [%s] failed\n", name);
TALLOC_FREE(name);
return false;
}
TALLOC_FREE(name);
return true;
}
static NTSTATUS nfs40acl_to_smb4acl(struct vfs_handle_struct *handle,
TALLOC_CTX *mem_ctx,
nfsacl40 *nacl,
struct SMB4ACL_T **_smb4acl)
{
struct nfs4acl_config *config = NULL;
struct SMB4ACL_T *smb4acl = NULL;
unsigned naces = nfs40acl_get_naces(nacl);
unsigned int i;
bool ok;
SMB_VFS_HANDLE_GET_DATA(handle, config,
struct nfs4acl_config,
return NT_STATUS_INTERNAL_ERROR);
smb4acl = smb_create_smb4acl(mem_ctx);
if (smb4acl == NULL) {
return NT_STATUS_INTERNAL_ERROR;
}
DBG_DEBUG("nace [%u]\n", naces);
for (i = 0; i < naces; i++) {
nfsace4 *nace = nfs40acl_get_ace(nacl, i);
SMB_ACE4PROP_T sace = { 0 };
DBG_DEBUG("type [%d] flag [%x] mask [%x] who [%*s]\n",
nace->type, nace->flag,
nace->access_mask,
nace->who.utf8string_len,
nace->who.utf8string_val);
ok = map_ace_nfs4_to_smb4(config, nace, &sace);
if (!ok) {
continue;
}
smb_add_ace4(smb4acl, &sace);
}
*_smb4acl = smb4acl;
return NT_STATUS_OK;
}
static NTSTATUS nfs41acl_to_smb4acl(struct vfs_handle_struct *handle,
TALLOC_CTX *mem_ctx,
nfsacl41 *nacl,
struct SMB4ACL_T **_smb4acl)
{
struct nfs4acl_config *config = NULL;
struct SMB4ACL_T *smb4acl = NULL;
unsigned nfsacl41_flag = 0;
uint16_t smb4acl_flags = 0;
unsigned naces = nfs41acl_get_naces(nacl);
unsigned int i;
bool ok;
SMB_VFS_HANDLE_GET_DATA(handle, config,
struct nfs4acl_config,
return NT_STATUS_INTERNAL_ERROR);
smb4acl = smb_create_smb4acl(mem_ctx);
if (smb4acl == NULL) {
return NT_STATUS_INTERNAL_ERROR;
}
nfsacl41_flag = nfs41acl_get_flags(nacl);
smb4acl_flags = nfs4acl_to_smb4acl_flags(nfsacl41_flag);
smbacl4_set_controlflags(smb4acl, smb4acl_flags);
DBG_DEBUG("flags [%x] nace [%u]\n", smb4acl_flags, naces);
for (i = 0; i < naces; i++) {
nfsace4 *nace = nfs41acl_get_ace(nacl, i);
SMB_ACE4PROP_T sace = { 0 };
DBG_DEBUG("type [%d] flag [%x] mask [%x] who [%*s]\n",
nace->type, nace->flag,
nace->access_mask,
nace->who.utf8string_len,
nace->who.utf8string_val);
ok = map_ace_nfs4_to_smb4(config, nace, &sace);
if (!ok) {
continue;
}
smb_add_ace4(smb4acl, &sace);
}
*_smb4acl = smb4acl;
return NT_STATUS_OK;
}
NTSTATUS nfs4acl_nfs_blob_to_smb4(struct vfs_handle_struct *handle,
TALLOC_CTX *mem_ctx,
DATA_BLOB *blob,
struct SMB4ACL_T **_smb4acl)
{
struct nfs4acl_config *config = NULL;
struct SMB4ACL_T *smb4acl = NULL;
NTSTATUS status;
SMB_VFS_HANDLE_GET_DATA(handle, config,
struct nfs4acl_config,
return NT_STATUS_INTERNAL_ERROR);
if (config->nfs_version == ACL4_XATTR_VERSION_40) {
nfsacl40 *nacl = NULL;
status = nfs4acl_nfs_blob_to_nfs40acl(handle,
talloc_tos(),
blob,
&nacl);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
status = nfs40acl_to_smb4acl(handle, mem_ctx, nacl, &smb4acl);
TALLOC_FREE(nacl);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
} else {
nfsacl41 *nacl = NULL;
status = nfs4acl_nfs_blob_to_nfs41acl(handle,
talloc_tos(),
blob,
&nacl);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
status = nfs41acl_to_smb4acl(handle, mem_ctx, nacl, &smb4acl);
TALLOC_FREE(nacl);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
}
*_smb4acl = smb4acl;
return NT_STATUS_OK;
}
#else /* !HAVE_RPC_XDR_H */
#include "nfs4acl_xattr_nfs.h"
NTSTATUS nfs4acl_nfs_blob_to_smb4(struct vfs_handle_struct *handle,
TALLOC_CTX *mem_ctx,
DATA_BLOB *blob,
struct SMB4ACL_T **_smb4acl)
{
return NT_STATUS_NOT_SUPPORTED;
}
NTSTATUS nfs4acl_smb4acl_to_nfs_blob(vfs_handle_struct *handle,
TALLOC_CTX *mem_ctx,
struct SMB4ACL_T *smbacl,
DATA_BLOB *blob)
{
return NT_STATUS_NOT_SUPPORTED;
}
#endif /* HAVE_RPC_XDR_H */