mirror of
https://github.com/samba-team/samba.git
synced 2024-12-24 21:34:56 +03:00
6cf29b3e4f
This makes the structure much more like NT_USER_TOKEN in the source3/ code. (The remaining changes are that privilages still need to be merged) Andrew Bartlett
538 lines
17 KiB
C
538 lines
17 KiB
C
/*
|
|
Unix SMB/CIFS implementation.
|
|
Authentication utility functions
|
|
Copyright (C) Andrew Tridgell 1992-1998
|
|
Copyright (C) Andrew Bartlett 2001-2010
|
|
Copyright (C) Jeremy Allison 2000-2001
|
|
Copyright (C) Rafal Szczesniak 2002
|
|
Copyright (C) Stefan Metzmacher 2005
|
|
|
|
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 "libcli/security/security.h"
|
|
#include "auth/credentials/credentials.h"
|
|
#include "param/param.h"
|
|
#include "auth/auth.h" /* for auth_serversupplied_info */
|
|
#include "auth/session.h"
|
|
#include "auth/system_session_proto.h"
|
|
|
|
/**
|
|
* Create the SID list for this user.
|
|
*
|
|
* @note Specialised version for system sessions that doesn't use the SAM.
|
|
*/
|
|
static NTSTATUS create_token(TALLOC_CTX *mem_ctx,
|
|
struct dom_sid *user_sid,
|
|
struct dom_sid *group_sid,
|
|
unsigned int n_groupSIDs,
|
|
struct dom_sid **groupSIDs,
|
|
bool is_authenticated,
|
|
struct security_token **token)
|
|
{
|
|
struct security_token *ptoken;
|
|
unsigned int i;
|
|
|
|
ptoken = security_token_initialise(mem_ctx);
|
|
NT_STATUS_HAVE_NO_MEMORY(ptoken);
|
|
|
|
ptoken->sids = talloc_array(ptoken, struct dom_sid, n_groupSIDs + 5);
|
|
NT_STATUS_HAVE_NO_MEMORY(ptoken->sids);
|
|
|
|
ptoken->sids[PRIMARY_USER_SID_INDEX] = *user_sid;
|
|
ptoken->sids[PRIMARY_GROUP_SID_INDEX] = *group_sid;
|
|
ptoken->privilege_mask = 0;
|
|
|
|
/*
|
|
* Finally add the "standard" SIDs.
|
|
* The only difference between guest and "anonymous"
|
|
* is the addition of Authenticated_Users.
|
|
*/
|
|
|
|
if (!dom_sid_parse(SID_WORLD, &ptoken->sids[2])) {
|
|
return NT_STATUS_INTERNAL_ERROR;
|
|
}
|
|
if (!dom_sid_parse(SID_NT_NETWORK, &ptoken->sids[3])) {
|
|
return NT_STATUS_INTERNAL_ERROR;
|
|
}
|
|
ptoken->num_sids = 4;
|
|
|
|
if (is_authenticated) {
|
|
if (!dom_sid_parse(SID_NT_AUTHENTICATED_USERS, &ptoken->sids[4])) {
|
|
return NT_STATUS_INTERNAL_ERROR;
|
|
}
|
|
ptoken->num_sids++;
|
|
}
|
|
|
|
for (i = 0; i < n_groupSIDs; i++) {
|
|
size_t check_sid_idx;
|
|
for (check_sid_idx = 1;
|
|
check_sid_idx < ptoken->num_sids;
|
|
check_sid_idx++) {
|
|
if (dom_sid_equal(&ptoken->sids[check_sid_idx], groupSIDs[i])) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (check_sid_idx == ptoken->num_sids) {
|
|
ptoken->sids[ptoken->num_sids++] = *groupSIDs[i];
|
|
}
|
|
}
|
|
|
|
*token = ptoken;
|
|
|
|
/* Shortcuts to prevent recursion and avoid lookups */
|
|
if (ptoken->sids == NULL) {
|
|
ptoken->privilege_mask = 0;
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
if (security_token_is_system(ptoken)) {
|
|
ptoken->privilege_mask = ~0;
|
|
} else if (security_token_is_anonymous(ptoken)) {
|
|
ptoken->privilege_mask = 0;
|
|
} else if (security_token_has_builtin_administrators(ptoken)) {
|
|
ptoken->privilege_mask = ~0;
|
|
} else {
|
|
/* All other 'users' get a empty priv set so far */
|
|
ptoken->privilege_mask = 0;
|
|
}
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
NTSTATUS auth_generate_simple_session_info(TALLOC_CTX *mem_ctx,
|
|
struct auth_serversupplied_info *server_info,
|
|
struct auth_session_info **_session_info)
|
|
{
|
|
struct auth_session_info *session_info;
|
|
NTSTATUS nt_status;
|
|
|
|
session_info = talloc(mem_ctx, struct auth_session_info);
|
|
NT_STATUS_HAVE_NO_MEMORY(session_info);
|
|
|
|
session_info->server_info = talloc_reference(session_info, server_info);
|
|
|
|
/* unless set otherwise, the session key is the user session
|
|
* key from the auth subsystem */
|
|
session_info->session_key = server_info->user_session_key;
|
|
|
|
nt_status = create_token(session_info,
|
|
server_info->account_sid,
|
|
server_info->primary_group_sid,
|
|
server_info->n_domain_groups,
|
|
server_info->domain_groups,
|
|
server_info->authenticated,
|
|
&session_info->security_token);
|
|
NT_STATUS_NOT_OK_RETURN(nt_status);
|
|
|
|
session_info->credentials = NULL;
|
|
|
|
*_session_info = session_info;
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
|
|
/*
|
|
prevent the static system session being freed
|
|
*/
|
|
static int system_session_destructor(struct auth_session_info *info)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
/* Create a security token for a session SYSTEM (the most
|
|
* trusted/prvilaged account), including the local machine account as
|
|
* the off-host credentials
|
|
*/
|
|
_PUBLIC_ struct auth_session_info *system_session(struct loadparm_context *lp_ctx)
|
|
{
|
|
static struct auth_session_info *static_session;
|
|
NTSTATUS nt_status;
|
|
|
|
if (static_session) {
|
|
return static_session;
|
|
}
|
|
|
|
nt_status = auth_system_session_info(talloc_autofree_context(),
|
|
lp_ctx,
|
|
&static_session);
|
|
if (!NT_STATUS_IS_OK(nt_status)) {
|
|
talloc_free(static_session);
|
|
static_session = NULL;
|
|
return NULL;
|
|
}
|
|
talloc_set_destructor(static_session, system_session_destructor);
|
|
return static_session;
|
|
}
|
|
|
|
NTSTATUS auth_system_session_info(TALLOC_CTX *parent_ctx,
|
|
struct loadparm_context *lp_ctx,
|
|
struct auth_session_info **_session_info)
|
|
{
|
|
NTSTATUS nt_status;
|
|
struct auth_serversupplied_info *server_info = NULL;
|
|
struct auth_session_info *session_info = NULL;
|
|
TALLOC_CTX *mem_ctx = talloc_new(parent_ctx);
|
|
|
|
nt_status = auth_system_server_info(mem_ctx, lpcfg_netbios_name(lp_ctx),
|
|
&server_info);
|
|
if (!NT_STATUS_IS_OK(nt_status)) {
|
|
talloc_free(mem_ctx);
|
|
return nt_status;
|
|
}
|
|
|
|
/* references the server_info into the session_info */
|
|
nt_status = auth_generate_session_info(parent_ctx, NULL, server_info, 0, &session_info);
|
|
talloc_free(mem_ctx);
|
|
|
|
NT_STATUS_NOT_OK_RETURN(nt_status);
|
|
|
|
session_info->credentials = cli_credentials_init(session_info);
|
|
if (!session_info->credentials) {
|
|
return NT_STATUS_NO_MEMORY;
|
|
}
|
|
|
|
cli_credentials_set_conf(session_info->credentials, lp_ctx);
|
|
|
|
cli_credentials_set_machine_account_pending(session_info->credentials, lp_ctx);
|
|
*_session_info = session_info;
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
NTSTATUS auth_system_server_info(TALLOC_CTX *mem_ctx, const char *netbios_name,
|
|
struct auth_serversupplied_info **_server_info)
|
|
{
|
|
struct auth_serversupplied_info *server_info;
|
|
|
|
server_info = talloc(mem_ctx, struct auth_serversupplied_info);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info);
|
|
|
|
server_info->account_sid = dom_sid_parse_talloc(server_info, SID_NT_SYSTEM);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->account_sid);
|
|
|
|
/* is this correct? */
|
|
server_info->primary_group_sid = dom_sid_parse_talloc(server_info, SID_BUILTIN_ADMINISTRATORS);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->primary_group_sid);
|
|
|
|
server_info->n_domain_groups = 0;
|
|
server_info->domain_groups = NULL;
|
|
|
|
/* annoying, but the Anonymous really does have a session key,
|
|
and it is all zeros! */
|
|
server_info->user_session_key = data_blob_talloc(server_info, NULL, 16);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->user_session_key.data);
|
|
|
|
server_info->lm_session_key = data_blob_talloc(server_info, NULL, 16);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->lm_session_key.data);
|
|
|
|
data_blob_clear(&server_info->user_session_key);
|
|
data_blob_clear(&server_info->lm_session_key);
|
|
|
|
server_info->account_name = talloc_strdup(server_info, "SYSTEM");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->account_name);
|
|
|
|
server_info->domain_name = talloc_strdup(server_info, "NT AUTHORITY");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->domain_name);
|
|
|
|
server_info->full_name = talloc_strdup(server_info, "System");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->full_name);
|
|
|
|
server_info->logon_script = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->logon_script);
|
|
|
|
server_info->profile_path = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->profile_path);
|
|
|
|
server_info->home_directory = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->home_directory);
|
|
|
|
server_info->home_drive = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->home_drive);
|
|
|
|
server_info->logon_server = talloc_strdup(server_info, netbios_name);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->logon_server);
|
|
|
|
server_info->last_logon = 0;
|
|
server_info->last_logoff = 0;
|
|
server_info->acct_expiry = 0;
|
|
server_info->last_password_change = 0;
|
|
server_info->allow_password_change = 0;
|
|
server_info->force_password_change = 0;
|
|
|
|
server_info->logon_count = 0;
|
|
server_info->bad_password_count = 0;
|
|
|
|
server_info->acct_flags = ACB_NORMAL;
|
|
|
|
server_info->authenticated = true;
|
|
|
|
*_server_info = server_info;
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
|
|
static NTSTATUS auth_domain_admin_server_info(TALLOC_CTX *mem_ctx,
|
|
const char *netbios_name,
|
|
const char *domain_name,
|
|
struct dom_sid *domain_sid,
|
|
struct auth_serversupplied_info **_server_info)
|
|
{
|
|
struct auth_serversupplied_info *server_info;
|
|
|
|
server_info = talloc(mem_ctx, struct auth_serversupplied_info);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info);
|
|
|
|
server_info->account_sid = dom_sid_add_rid(server_info, domain_sid, DOMAIN_RID_ADMINISTRATOR);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->account_sid);
|
|
|
|
server_info->primary_group_sid = dom_sid_add_rid(server_info, domain_sid, DOMAIN_RID_USERS);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->primary_group_sid);
|
|
|
|
server_info->n_domain_groups = 6;
|
|
server_info->domain_groups = talloc_array(server_info, struct dom_sid *, server_info->n_domain_groups);
|
|
|
|
server_info->domain_groups[0] = dom_sid_parse_talloc(server_info, SID_BUILTIN_ADMINISTRATORS);
|
|
server_info->domain_groups[1] = dom_sid_add_rid(server_info, domain_sid, DOMAIN_RID_ADMINS);
|
|
server_info->domain_groups[2] = dom_sid_add_rid(server_info, domain_sid, DOMAIN_RID_USERS);
|
|
server_info->domain_groups[3] = dom_sid_add_rid(server_info, domain_sid, DOMAIN_RID_ENTERPRISE_ADMINS);
|
|
server_info->domain_groups[4] = dom_sid_add_rid(server_info, domain_sid, DOMAIN_RID_POLICY_ADMINS);
|
|
server_info->domain_groups[5] = dom_sid_add_rid(server_info, domain_sid, DOMAIN_RID_SCHEMA_ADMINS);
|
|
|
|
/* What should the session key be?*/
|
|
server_info->user_session_key = data_blob_talloc(server_info, NULL, 16);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->user_session_key.data);
|
|
|
|
server_info->lm_session_key = data_blob_talloc(server_info, NULL, 16);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->lm_session_key.data);
|
|
|
|
data_blob_clear(&server_info->user_session_key);
|
|
data_blob_clear(&server_info->lm_session_key);
|
|
|
|
server_info->account_name = talloc_strdup(server_info, "Administrator");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->account_name);
|
|
|
|
server_info->domain_name = talloc_strdup(server_info, domain_name);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->domain_name);
|
|
|
|
server_info->full_name = talloc_strdup(server_info, "Administrator");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->full_name);
|
|
|
|
server_info->logon_script = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->logon_script);
|
|
|
|
server_info->profile_path = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->profile_path);
|
|
|
|
server_info->home_directory = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->home_directory);
|
|
|
|
server_info->home_drive = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->home_drive);
|
|
|
|
server_info->logon_server = talloc_strdup(server_info, netbios_name);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->logon_server);
|
|
|
|
server_info->last_logon = 0;
|
|
server_info->last_logoff = 0;
|
|
server_info->acct_expiry = 0;
|
|
server_info->last_password_change = 0;
|
|
server_info->allow_password_change = 0;
|
|
server_info->force_password_change = 0;
|
|
|
|
server_info->logon_count = 0;
|
|
server_info->bad_password_count = 0;
|
|
|
|
server_info->acct_flags = ACB_NORMAL;
|
|
|
|
server_info->authenticated = true;
|
|
|
|
*_server_info = server_info;
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
static NTSTATUS auth_domain_admin_session_info(TALLOC_CTX *parent_ctx,
|
|
struct loadparm_context *lp_ctx,
|
|
struct dom_sid *domain_sid,
|
|
struct auth_session_info **_session_info)
|
|
{
|
|
NTSTATUS nt_status;
|
|
struct auth_serversupplied_info *server_info = NULL;
|
|
struct auth_session_info *session_info = NULL;
|
|
TALLOC_CTX *mem_ctx = talloc_new(parent_ctx);
|
|
|
|
nt_status = auth_domain_admin_server_info(mem_ctx, lpcfg_netbios_name(lp_ctx),
|
|
lpcfg_workgroup(lp_ctx), domain_sid,
|
|
&server_info);
|
|
if (!NT_STATUS_IS_OK(nt_status)) {
|
|
talloc_free(mem_ctx);
|
|
return nt_status;
|
|
}
|
|
|
|
session_info = talloc(mem_ctx, struct auth_session_info);
|
|
NT_STATUS_HAVE_NO_MEMORY(session_info);
|
|
|
|
session_info->server_info = talloc_reference(session_info, server_info);
|
|
|
|
/* unless set otherwise, the session key is the user session
|
|
* key from the auth subsystem */
|
|
session_info->session_key = server_info->user_session_key;
|
|
|
|
nt_status = create_token(session_info,
|
|
server_info->account_sid,
|
|
server_info->primary_group_sid,
|
|
server_info->n_domain_groups,
|
|
server_info->domain_groups,
|
|
true,
|
|
&session_info->security_token);
|
|
NT_STATUS_NOT_OK_RETURN(nt_status);
|
|
|
|
session_info->credentials = cli_credentials_init(session_info);
|
|
if (!session_info->credentials) {
|
|
return NT_STATUS_NO_MEMORY;
|
|
}
|
|
|
|
cli_credentials_set_conf(session_info->credentials, lp_ctx);
|
|
|
|
*_session_info = session_info;
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
_PUBLIC_ struct auth_session_info *admin_session(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx, struct dom_sid *domain_sid)
|
|
{
|
|
NTSTATUS nt_status;
|
|
struct auth_session_info *session_info = NULL;
|
|
nt_status = auth_domain_admin_session_info(mem_ctx,
|
|
lp_ctx,
|
|
domain_sid,
|
|
&session_info);
|
|
if (!NT_STATUS_IS_OK(nt_status)) {
|
|
return NULL;
|
|
}
|
|
return session_info;
|
|
}
|
|
|
|
_PUBLIC_ NTSTATUS auth_anonymous_session_info(TALLOC_CTX *parent_ctx,
|
|
struct loadparm_context *lp_ctx,
|
|
struct auth_session_info **_session_info)
|
|
{
|
|
NTSTATUS nt_status;
|
|
struct auth_serversupplied_info *server_info = NULL;
|
|
struct auth_session_info *session_info = NULL;
|
|
TALLOC_CTX *mem_ctx = talloc_new(parent_ctx);
|
|
|
|
nt_status = auth_anonymous_server_info(mem_ctx,
|
|
lpcfg_netbios_name(lp_ctx),
|
|
&server_info);
|
|
if (!NT_STATUS_IS_OK(nt_status)) {
|
|
talloc_free(mem_ctx);
|
|
return nt_status;
|
|
}
|
|
|
|
/* references the server_info into the session_info */
|
|
nt_status = auth_generate_session_info(parent_ctx, NULL, server_info, 0, &session_info);
|
|
talloc_free(mem_ctx);
|
|
|
|
NT_STATUS_NOT_OK_RETURN(nt_status);
|
|
|
|
session_info->credentials = cli_credentials_init(session_info);
|
|
if (!session_info->credentials) {
|
|
return NT_STATUS_NO_MEMORY;
|
|
}
|
|
|
|
cli_credentials_set_conf(session_info->credentials, lp_ctx);
|
|
cli_credentials_set_anonymous(session_info->credentials);
|
|
|
|
*_session_info = session_info;
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|
|
_PUBLIC_ NTSTATUS auth_anonymous_server_info(TALLOC_CTX *mem_ctx,
|
|
const char *netbios_name,
|
|
struct auth_serversupplied_info **_server_info)
|
|
{
|
|
struct auth_serversupplied_info *server_info;
|
|
server_info = talloc(mem_ctx, struct auth_serversupplied_info);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info);
|
|
|
|
server_info->account_sid = dom_sid_parse_talloc(server_info, SID_NT_ANONYMOUS);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->account_sid);
|
|
|
|
/* The anonymous user has only one SID in it's token, but we need to fill something in here */
|
|
server_info->primary_group_sid = dom_sid_parse_talloc(server_info, SID_NT_ANONYMOUS);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->primary_group_sid);
|
|
|
|
server_info->n_domain_groups = 0;
|
|
server_info->domain_groups = NULL;
|
|
|
|
/* annoying, but the Anonymous really does have a session key... */
|
|
server_info->user_session_key = data_blob_talloc(server_info, NULL, 16);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->user_session_key.data);
|
|
|
|
server_info->lm_session_key = data_blob_talloc(server_info, NULL, 16);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->lm_session_key.data);
|
|
|
|
/* and it is all zeros! */
|
|
data_blob_clear(&server_info->user_session_key);
|
|
data_blob_clear(&server_info->lm_session_key);
|
|
|
|
server_info->account_name = talloc_strdup(server_info, "ANONYMOUS LOGON");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->account_name);
|
|
|
|
server_info->domain_name = talloc_strdup(server_info, "NT AUTHORITY");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->domain_name);
|
|
|
|
server_info->full_name = talloc_strdup(server_info, "Anonymous Logon");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->full_name);
|
|
|
|
server_info->logon_script = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->logon_script);
|
|
|
|
server_info->profile_path = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->profile_path);
|
|
|
|
server_info->home_directory = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->home_directory);
|
|
|
|
server_info->home_drive = talloc_strdup(server_info, "");
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->home_drive);
|
|
|
|
server_info->logon_server = talloc_strdup(server_info, netbios_name);
|
|
NT_STATUS_HAVE_NO_MEMORY(server_info->logon_server);
|
|
|
|
server_info->last_logon = 0;
|
|
server_info->last_logoff = 0;
|
|
server_info->acct_expiry = 0;
|
|
server_info->last_password_change = 0;
|
|
server_info->allow_password_change = 0;
|
|
server_info->force_password_change = 0;
|
|
|
|
server_info->logon_count = 0;
|
|
server_info->bad_password_count = 0;
|
|
|
|
server_info->acct_flags = ACB_NORMAL;
|
|
|
|
server_info->authenticated = false;
|
|
|
|
*_server_info = server_info;
|
|
|
|
return NT_STATUS_OK;
|
|
}
|
|
|