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|
/*
* Unix SMB/CIFS implementation.
* RPC Pipe client / server routines
*
* Copyright (C) Marcin Krzysztof Porwit 2005.
*
* Largely Rewritten (Again) by:
* Copyright (C) Gerald (Jerry) Carter 2005.
* Copyright (C) Guenther Deschner 2008.
*
* 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"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_SRV
struct service_control_op {
const char *name;
SERVICE_CONTROL_OPS *ops;
};
#define SVCCTL_NUM_INTERNAL_SERVICES 4
/* handle external services */
extern SERVICE_CONTROL_OPS rcinit_svc_ops;
/* builtin services (see service_db.c and services/svc_*.c */
extern SERVICE_CONTROL_OPS spoolss_svc_ops;
extern SERVICE_CONTROL_OPS netlogon_svc_ops;
extern SERVICE_CONTROL_OPS winreg_svc_ops;
extern SERVICE_CONTROL_OPS wins_svc_ops;
/* make sure this number patches the number of builtin
SERVICE_CONTROL_OPS structure listed above */
#define SVCCTL_NUM_INTERNAL_SERVICES 4
struct service_control_op *svcctl_ops;
static const struct generic_mapping scm_generic_map =
{ SC_MANAGER_READ_ACCESS, SC_MANAGER_WRITE_ACCESS, SC_MANAGER_EXECUTE_ACCESS, SC_MANAGER_ALL_ACCESS };
static const struct generic_mapping svc_generic_map =
{ SERVICE_READ_ACCESS, SERVICE_WRITE_ACCESS, SERVICE_EXECUTE_ACCESS, SERVICE_ALL_ACCESS };
/********************************************************************
********************************************************************/
bool init_service_op_table( void )
{
const char **service_list = lp_svcctl_list();
int num_services = SVCCTL_NUM_INTERNAL_SERVICES + str_list_length( service_list );
int i;
if ( !(svcctl_ops = TALLOC_ARRAY( NULL, struct service_control_op, num_services+1)) ) {
DEBUG(0,("init_service_op_table: talloc() failed!\n"));
return False;
}
/* services listed in smb.conf get the rc.init interface */
for ( i=0; service_list && service_list[i]; i++ ) {
svcctl_ops[i].name = talloc_strdup( svcctl_ops, service_list[i] );
svcctl_ops[i].ops = &rcinit_svc_ops;
}
/* add builtin services */
svcctl_ops[i].name = talloc_strdup( svcctl_ops, "Spooler" );
svcctl_ops[i].ops = &spoolss_svc_ops;
i++;
svcctl_ops[i].name = talloc_strdup( svcctl_ops, "NETLOGON" );
svcctl_ops[i].ops = &netlogon_svc_ops;
i++;
svcctl_ops[i].name = talloc_strdup( svcctl_ops, "RemoteRegistry" );
svcctl_ops[i].ops = &winreg_svc_ops;
i++;
svcctl_ops[i].name = talloc_strdup( svcctl_ops, "WINS" );
svcctl_ops[i].ops = &wins_svc_ops;
i++;
/* NULL terminate the array */
svcctl_ops[i].name = NULL;
svcctl_ops[i].ops = NULL;
return True;
}
/********************************************************************
********************************************************************/
static struct service_control_op* find_service_by_name( const char *name )
{
int i;
for ( i=0; svcctl_ops[i].name; i++ ) {
if ( strequal( name, svcctl_ops[i].name ) )
return &svcctl_ops[i];
}
return NULL;
}
/********************************************************************
********************************************************************/
static NTSTATUS svcctl_access_check( SEC_DESC *sec_desc, NT_USER_TOKEN *token,
uint32 access_desired, uint32 *access_granted )
{
if ( geteuid() == sec_initial_uid() ) {
DEBUG(5,("svcctl_access_check: using root's token\n"));
token = get_root_nt_token();
}
return se_access_check( sec_desc, token, access_desired, access_granted);
}
/********************************************************************
********************************************************************/
static SEC_DESC* construct_scm_sd( TALLOC_CTX *ctx )
{
SEC_ACE ace[2];
size_t i = 0;
SEC_DESC *sd;
SEC_ACL *acl;
size_t sd_size;
/* basic access for Everyone */
init_sec_ace(&ace[i++], &global_sid_World,
SEC_ACE_TYPE_ACCESS_ALLOWED, SC_MANAGER_READ_ACCESS, 0);
/* Full Access 'BUILTIN\Administrators' */
init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators,
SEC_ACE_TYPE_ACCESS_ALLOWED, SC_MANAGER_ALL_ACCESS, 0);
/* create the security descriptor */
if ( !(acl = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) )
return NULL;
if ( !(sd = make_sec_desc(ctx, SECURITY_DESCRIPTOR_REVISION_1,
SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL,
acl, &sd_size)) )
return NULL;
return sd;
}
/******************************************************************
free() function for REGISTRY_KEY
*****************************************************************/
static void free_service_handle_info(void *ptr)
{
TALLOC_FREE( ptr );
}
/******************************************************************
Find a registry key handle and return a SERVICE_INFO
*****************************************************************/
static SERVICE_INFO *find_service_info_by_hnd(pipes_struct *p, POLICY_HND *hnd)
{
SERVICE_INFO *service_info = NULL;
if( !find_policy_by_hnd( p, hnd, (void **)(void *)&service_info) ) {
DEBUG(2,("find_service_info_by_hnd: handle not found\n"));
return NULL;
}
return service_info;
}
/******************************************************************
*****************************************************************/
static WERROR create_open_service_handle( pipes_struct *p, POLICY_HND *handle, uint32 type,
const char *service, uint32 access_granted )
{
SERVICE_INFO *info = NULL;
WERROR result = WERR_OK;
struct service_control_op *s_op;
if ( !(info = TALLOC_ZERO_P( NULL, SERVICE_INFO )) )
return WERR_NOMEM;
/* the Service Manager has a NULL name */
info->type = SVC_HANDLE_IS_SCM;
switch ( type ) {
case SVC_HANDLE_IS_SCM:
info->type = SVC_HANDLE_IS_SCM;
break;
case SVC_HANDLE_IS_DBLOCK:
info->type = SVC_HANDLE_IS_DBLOCK;
break;
case SVC_HANDLE_IS_SERVICE:
info->type = SVC_HANDLE_IS_SERVICE;
/* lookup the SERVICE_CONTROL_OPS */
if ( !(s_op = find_service_by_name( service )) ) {
result = WERR_NO_SUCH_SERVICE;
goto done;
}
info->ops = s_op->ops;
if ( !(info->name = talloc_strdup( info, s_op->name )) ) {
result = WERR_NOMEM;
goto done;
}
break;
default:
result = WERR_NO_SUCH_SERVICE;
goto done;
}
info->access_granted = access_granted;
/* store the SERVICE_INFO and create an open handle */
if ( !create_policy_hnd( p, handle, free_service_handle_info, info ) ) {
result = WERR_ACCESS_DENIED;
goto done;
}
done:
if ( !W_ERROR_IS_OK(result) )
free_service_handle_info( info );
return result;
}
/********************************************************************
********************************************************************/
WERROR _svcctl_OpenSCManagerW(pipes_struct *p,
struct svcctl_OpenSCManagerW *r)
{
SEC_DESC *sec_desc;
uint32 access_granted = 0;
NTSTATUS status;
/* perform access checks */
if ( !(sec_desc = construct_scm_sd( p->mem_ctx )) )
return WERR_NOMEM;
se_map_generic( &r->in.access_mask, &scm_generic_map );
status = svcctl_access_check( sec_desc, p->server_info->ptok,
r->in.access_mask, &access_granted );
if ( !NT_STATUS_IS_OK(status) )
return ntstatus_to_werror( status );
return create_open_service_handle( p, r->out.handle, SVC_HANDLE_IS_SCM, NULL, access_granted );
}
/********************************************************************
_svcctl_OpenServiceW
********************************************************************/
WERROR _svcctl_OpenServiceW(pipes_struct *p,
struct svcctl_OpenServiceW *r)
{
SEC_DESC *sec_desc;
uint32 access_granted = 0;
NTSTATUS status;
const char *service = NULL;
service = r->in.ServiceName;
if (!service) {
return WERR_NOMEM;
}
DEBUG(5, ("_svcctl_OpenServiceW: Attempting to open Service [%s], \n", service));
/* based on my tests you can open a service if you have a valid scm handle */
if ( !find_service_info_by_hnd( p, r->in.scmanager_handle) )
return WERR_BADFID;
/* perform access checks. Use the root token in order to ensure that we
retrieve the security descriptor */
if ( !(sec_desc = svcctl_get_secdesc( p->mem_ctx, service, get_root_nt_token() )) )
return WERR_NOMEM;
se_map_generic( &r->in.access_mask, &svc_generic_map );
status = svcctl_access_check( sec_desc, p->server_info->ptok,
r->in.access_mask, &access_granted );
if ( !NT_STATUS_IS_OK(status) )
return ntstatus_to_werror( status );
return create_open_service_handle( p, r->out.handle, SVC_HANDLE_IS_SERVICE, service, access_granted );
}
/********************************************************************
********************************************************************/
WERROR _svcctl_CloseServiceHandle(pipes_struct *p, struct svcctl_CloseServiceHandle *r)
{
if ( !close_policy_hnd( p, r->in.handle ) )
return WERR_BADFID;
ZERO_STRUCTP(r->out.handle);
return WERR_OK;
}
/********************************************************************
_svcctl_GetServiceDisplayNameW
********************************************************************/
WERROR _svcctl_GetServiceDisplayNameW(pipes_struct *p,
struct svcctl_GetServiceDisplayNameW *r)
{
const char *service;
const char *display_name;
SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
/* can only use an SCM handle here */
if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
return WERR_BADFID;
service = r->in.service_name;
display_name = svcctl_lookup_dispname(p->mem_ctx, service,
p->server_info->ptok);
if (!display_name) {
display_name = "";
}
*r->out.display_name = display_name;
*r->out.display_name_length = strlen(display_name);
return WERR_OK;
}
/********************************************************************
_svcctl_QueryServiceStatus
********************************************************************/
WERROR _svcctl_QueryServiceStatus(pipes_struct *p,
struct svcctl_QueryServiceStatus *r)
{
SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
/* perform access checks */
if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
return WERR_BADFID;
if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
return WERR_ACCESS_DENIED;
/* try the service specific status call */
return info->ops->service_status( info->name, r->out.service_status );
}
/********************************************************************
********************************************************************/
static int enumerate_status( TALLOC_CTX *ctx, ENUM_SERVICES_STATUS **status, NT_USER_TOKEN *token )
{
int num_services = 0;
int i;
ENUM_SERVICES_STATUS *st;
const char *display_name;
/* just count */
while ( svcctl_ops[num_services].name )
num_services++;
if ( !(st = TALLOC_ARRAY( ctx, ENUM_SERVICES_STATUS, num_services )) ) {
DEBUG(0,("enumerate_status: talloc() failed!\n"));
return -1;
}
for ( i=0; i<num_services; i++ ) {
init_unistr( &st[i].servicename, svcctl_ops[i].name );
display_name = svcctl_lookup_dispname(ctx, svcctl_ops[i].name, token );
init_unistr( &st[i].displayname, display_name ? display_name : "");
svcctl_ops[i].ops->service_status( svcctl_ops[i].name, &st[i].status );
}
*status = st;
return num_services;
}
/********************************************************************
********************************************************************/
WERROR _svcctl_enum_services_status(pipes_struct *p, SVCCTL_Q_ENUM_SERVICES_STATUS *q_u, SVCCTL_R_ENUM_SERVICES_STATUS *r_u)
{
ENUM_SERVICES_STATUS *services = NULL;
int num_services;
int i = 0;
size_t buffer_size = 0;
WERROR result = WERR_OK;
SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
NT_USER_TOKEN *token = p->server_info->ptok;
/* perform access checks */
if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
return WERR_BADFID;
if ( !(info->access_granted & SC_RIGHT_MGR_ENUMERATE_SERVICE) ) {
return WERR_ACCESS_DENIED;
}
num_services = enumerate_status( p->mem_ctx, &services, token );
if (num_services == -1 ) {
return WERR_NOMEM;
}
for ( i=0; i<num_services; i++ ) {
buffer_size += svcctl_sizeof_enum_services_status(&services[i]);
}
buffer_size += buffer_size % 4;
if (buffer_size > q_u->buffer_size ) {
num_services = 0;
result = WERR_MORE_DATA;
}
rpcbuf_init(&r_u->buffer, q_u->buffer_size, p->mem_ctx);
if ( W_ERROR_IS_OK(result) ) {
for ( i=0; i<num_services; i++ )
svcctl_io_enum_services_status( "", &services[i], &r_u->buffer, 0 );
}
r_u->needed = (buffer_size > q_u->buffer_size) ? buffer_size : q_u->buffer_size;
r_u->returned = (uint32)num_services;
if ( !(r_u->resume = TALLOC_P( p->mem_ctx, uint32 )) )
return WERR_NOMEM;
*r_u->resume = 0x0;
return result;
}
/********************************************************************
_svcctl_StartServiceW
********************************************************************/
WERROR _svcctl_StartServiceW(pipes_struct *p,
struct svcctl_StartServiceW *r)
{
SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
/* perform access checks */
if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
return WERR_BADFID;
if ( !(info->access_granted & SC_RIGHT_SVC_START) )
return WERR_ACCESS_DENIED;
return info->ops->start_service( info->name );
}
/********************************************************************
_svcctl_ControlService
********************************************************************/
WERROR _svcctl_ControlService(pipes_struct *p,
struct svcctl_ControlService *r)
{
SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
/* perform access checks */
if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
return WERR_BADFID;
switch ( r->in.control ) {
case SVCCTL_CONTROL_STOP:
if ( !(info->access_granted & SC_RIGHT_SVC_STOP) )
return WERR_ACCESS_DENIED;
return info->ops->stop_service( info->name,
r->out.service_status );
case SVCCTL_CONTROL_INTERROGATE:
if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
return WERR_ACCESS_DENIED;
return info->ops->service_status( info->name,
r->out.service_status );
default:
return WERR_ACCESS_DENIED;
}
}
/********************************************************************
_svcctl_EnumDependentServicesW
********************************************************************/
WERROR _svcctl_EnumDependentServicesW(pipes_struct *p,
struct svcctl_EnumDependentServicesW *r)
{
SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.service );
/* perform access checks */
if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
return WERR_BADFID;
if ( !(info->access_granted & SC_RIGHT_SVC_ENUMERATE_DEPENDENTS) )
return WERR_ACCESS_DENIED;
/* we have to set the outgoing buffer size to the same as the
incoming buffer size (even in the case of failure */
/* this is done in the autogenerated server already - gd */
*r->out.bytes_needed = r->in.buf_size;
/* no dependent services...basically a stub function */
*r->out.services_returned = 0;
return WERR_OK;
}
/********************************************************************
_svcctl_QueryServiceStatusEx
********************************************************************/
WERROR _svcctl_QueryServiceStatusEx(pipes_struct *p,
struct svcctl_QueryServiceStatusEx *r)
{
SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
uint32 buffer_size;
/* perform access checks */
if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
return WERR_BADFID;
if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
return WERR_ACCESS_DENIED;
/* we have to set the outgoing buffer size to the same as the
incoming buffer size (even in the case of failure) */
*r->out.bytes_needed = r->in.buf_size;
switch ( r->in.info_level ) {
case SVC_STATUS_PROCESS_INFO:
{
SERVICE_STATUS_PROCESS svc_stat_proc;
enum ndr_err_code ndr_err;
DATA_BLOB blob;
/* Get the status of the service.. */
info->ops->service_status( info->name, &svc_stat_proc.status );
svc_stat_proc.process_id = sys_getpid();
svc_stat_proc.service_flags = 0x0;
ndr_err = ndr_push_struct_blob(&blob, p->mem_ctx, NULL,
&svc_stat_proc,
(ndr_push_flags_fn_t)ndr_push_SERVICE_STATUS_PROCESS);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
return WERR_INVALID_PARAM;
}
r->out.buffer = blob.data;
buffer_size = sizeof(SERVICE_STATUS_PROCESS);
break;
}
default:
return WERR_UNKNOWN_LEVEL;
}
buffer_size += buffer_size % 4;
*r->out.bytes_needed = (buffer_size > r->in.buf_size) ? buffer_size : r->in.buf_size;
if (buffer_size > r->in.buf_size )
return WERR_MORE_DATA;
return WERR_OK;
}
/********************************************************************
********************************************************************/
static WERROR fill_svc_config( TALLOC_CTX *ctx, const char *name,
struct QUERY_SERVICE_CONFIG *config,
NT_USER_TOKEN *token )
{
REGVAL_CTR *values;
REGISTRY_VALUE *val;
/* retrieve the registry values for this service */
if ( !(values = svcctl_fetch_regvalues( name, token )) )
return WERR_REG_CORRUPT;
/* now fill in the individual values */
if ( (val = regval_ctr_getvalue( values, "DisplayName" )) != NULL )
config->displayname = regval_sz(val);
else
config->displayname = name;
if ( (val = regval_ctr_getvalue( values, "ObjectName" )) != NULL ) {
config->startname = regval_sz(val);
}
if ( (val = regval_ctr_getvalue( values, "ImagePath" )) != NULL ) {
config->executablepath = regval_sz(val);
}
/* a few hard coded values */
/* loadordergroup and dependencies are empty */
config->tag_id = 0x00000000; /* unassigned loadorder group */
config->service_type = SVCCTL_WIN32_OWN_PROC;
config->error_control = SVCCTL_SVC_ERROR_NORMAL;
/* set the start type. NetLogon and WINS are disabled to prevent
the client from showing the "Start" button (if of course the services
are not running */
if ( strequal( name, "NETLOGON" ) && ( lp_servicenumber(name) == -1 ) )
config->start_type = SVCCTL_DISABLED;
else if ( strequal( name, "WINS" ) && ( !lp_wins_support() ))
config->start_type = SVCCTL_DISABLED;
else
config->start_type = SVCCTL_DEMAND_START;
TALLOC_FREE( values );
return WERR_OK;
}
/********************************************************************
_svcctl_QueryServiceConfigW
********************************************************************/
WERROR _svcctl_QueryServiceConfigW(pipes_struct *p,
struct svcctl_QueryServiceConfigW *r)
{
SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
uint32 buffer_size;
WERROR wresult;
/* perform access checks */
if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
return WERR_BADFID;
if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_CONFIG) )
return WERR_ACCESS_DENIED;
/* we have to set the outgoing buffer size to the same as the
incoming buffer size (even in the case of failure */
*r->out.bytes_needed = r->in.buf_size;
wresult = fill_svc_config( p->mem_ctx, info->name, r->out.query,
p->server_info->ptok);
if ( !W_ERROR_IS_OK(wresult) )
return wresult;
buffer_size = ndr_size_QUERY_SERVICE_CONFIG(r->out.query, NULL, 0);
*r->out.bytes_needed = (buffer_size > r->in.buf_size) ? buffer_size : r->in.buf_size;
if (buffer_size > r->in.buf_size ) {
ZERO_STRUCTP(r->out.query);
return WERR_INSUFFICIENT_BUFFER;
}
return WERR_OK;
}
/********************************************************************
********************************************************************/
WERROR _svcctl_query_service_config2( pipes_struct *p, SVCCTL_Q_QUERY_SERVICE_CONFIG2 *q_u, SVCCTL_R_QUERY_SERVICE_CONFIG2 *r_u )
{
SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
uint32 buffer_size;
/* perform access checks */
if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
return WERR_BADFID;
if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_CONFIG) )
return WERR_ACCESS_DENIED;
/* we have to set the outgoing buffer size to the same as the
incoming buffer size (even in the case of failure */
rpcbuf_init( &r_u->buffer, q_u->buffer_size, p->mem_ctx );
r_u->needed = q_u->buffer_size;
switch ( q_u->level ) {
case SERVICE_CONFIG_DESCRIPTION:
{
SERVICE_DESCRIPTION desc_buf;
const char *description;
description = svcctl_lookup_description(
p->mem_ctx, info->name, p->server_info->ptok);
ZERO_STRUCTP( &desc_buf );
init_service_description_buffer( &desc_buf, description ? description : "");
svcctl_io_service_description( "", &desc_buf, &r_u->buffer, 0 );
buffer_size = svcctl_sizeof_service_description( &desc_buf );
break;
}
break;
case SERVICE_CONFIG_FAILURE_ACTIONS:
{
SERVICE_FAILURE_ACTIONS actions;
/* nothing to say...just service the request */
ZERO_STRUCTP( &actions );
svcctl_io_service_fa( "", &actions, &r_u->buffer, 0 );
buffer_size = svcctl_sizeof_service_fa( &actions );
break;
}
break;
default:
return WERR_UNKNOWN_LEVEL;
}
buffer_size += buffer_size % 4;
r_u->needed = (buffer_size > q_u->buffer_size) ? buffer_size : q_u->buffer_size;
if (buffer_size > q_u->buffer_size )
return WERR_INSUFFICIENT_BUFFER;
return WERR_OK;
}
/********************************************************************
_svcctl_LockServiceDatabase
********************************************************************/
WERROR _svcctl_LockServiceDatabase(pipes_struct *p,
struct svcctl_LockServiceDatabase *r)
{
SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
/* perform access checks */
if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
return WERR_BADFID;
if ( !(info->access_granted & SC_RIGHT_MGR_LOCK) )
return WERR_ACCESS_DENIED;
/* Just open a handle. Doesn't actually lock anything */
return create_open_service_handle( p, r->out.lock, SVC_HANDLE_IS_DBLOCK, NULL, 0 );
}
/********************************************************************
_svcctl_UnlockServiceDatabase
********************************************************************/
WERROR _svcctl_UnlockServiceDatabase(pipes_struct *p,
struct svcctl_UnlockServiceDatabase *r)
{
SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.lock );
if ( !info || (info->type != SVC_HANDLE_IS_DBLOCK) )
return WERR_BADFID;
return close_policy_hnd( p, r->out.lock) ? WERR_OK : WERR_BADFID;
}
/********************************************************************
_svcctl_QueryServiceObjectSecurity
********************************************************************/
WERROR _svcctl_QueryServiceObjectSecurity(pipes_struct *p,
struct svcctl_QueryServiceObjectSecurity *r)
{
SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
SEC_DESC *sec_desc;
NTSTATUS status;
uint8_t *buffer = NULL;
size_t len = 0;
/* only support the SCM and individual services */
if ( !info || !(info->type & (SVC_HANDLE_IS_SERVICE|SVC_HANDLE_IS_SCM)) )
return WERR_BADFID;
/* check access reights (according to MSDN) */
if ( !(info->access_granted & STD_RIGHT_READ_CONTROL_ACCESS) )
return WERR_ACCESS_DENIED;
/* TODO: handle something besides DACL_SECURITY_INFORMATION */
if ( (r->in.security_flags & DACL_SECURITY_INFORMATION) != DACL_SECURITY_INFORMATION )
return WERR_INVALID_PARAM;
/* lookup the security descriptor and marshall it up for a reply */
if ( !(sec_desc = svcctl_get_secdesc( p->mem_ctx, info->name, get_root_nt_token() )) )
return WERR_NOMEM;
*r->out.needed = ndr_size_security_descriptor( sec_desc, NULL, 0 );
if ( *r->out.needed > r->in.buffer_size ) {
ZERO_STRUCTP( &r->out.buffer );
return WERR_INSUFFICIENT_BUFFER;
}
status = marshall_sec_desc(p->mem_ctx, sec_desc, &buffer, &len);
if (!NT_STATUS_IS_OK(status)) {
return ntstatus_to_werror(status);
}
*r->out.needed = len;
r->out.buffer = buffer;
return WERR_OK;
}
/********************************************************************
_svcctl_SetServiceObjectSecurity
********************************************************************/
WERROR _svcctl_SetServiceObjectSecurity(pipes_struct *p,
struct svcctl_SetServiceObjectSecurity *r)
{
SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
SEC_DESC *sec_desc = NULL;
uint32 required_access;
NTSTATUS status;
if ( !info || !(info->type & (SVC_HANDLE_IS_SERVICE|SVC_HANDLE_IS_SCM)) )
return WERR_BADFID;
/* can't set the security de4scriptor on the ServiceControlManager */
if ( info->type == SVC_HANDLE_IS_SCM )
return WERR_ACCESS_DENIED;
/* check the access on the open handle */
switch ( r->in.security_flags ) {
case DACL_SECURITY_INFORMATION:
required_access = STD_RIGHT_WRITE_DAC_ACCESS;
break;
case OWNER_SECURITY_INFORMATION:
case GROUP_SECURITY_INFORMATION:
required_access = STD_RIGHT_WRITE_OWNER_ACCESS;
break;
case SACL_SECURITY_INFORMATION:
return WERR_INVALID_PARAM;
default:
return WERR_INVALID_PARAM;
}
if ( !(info->access_granted & required_access) )
return WERR_ACCESS_DENIED;
/* read the security descfriptor */
status = unmarshall_sec_desc(p->mem_ctx,
r->in.buffer, r->in.buffer_size,
&sec_desc);
if (!NT_STATUS_IS_OK(status)) {
return ntstatus_to_werror(status);
}
/* store the new SD */
if ( !svcctl_set_secdesc( p->mem_ctx, info->name, sec_desc,
p->server_info->ptok) )
return WERR_ACCESS_DENIED;
return WERR_OK;
}
WERROR _svcctl_DeleteService(pipes_struct *p, struct svcctl_DeleteService *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_SetServiceStatus(pipes_struct *p, struct svcctl_SetServiceStatus *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_NotifyBootConfigStatus(pipes_struct *p, struct svcctl_NotifyBootConfigStatus *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_SCSetServiceBitsW(pipes_struct *p, struct svcctl_SCSetServiceBitsW *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_ChangeServiceConfigW(pipes_struct *p, struct svcctl_ChangeServiceConfigW *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_CreateServiceW(pipes_struct *p, struct svcctl_CreateServiceW *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_EnumServicesStatusW(pipes_struct *p, struct svcctl_EnumServicesStatusW *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_QueryServiceLockStatusW(pipes_struct *p, struct svcctl_QueryServiceLockStatusW *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_GetServiceKeyNameW(pipes_struct *p, struct svcctl_GetServiceKeyNameW *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_SCSetServiceBitsA(pipes_struct *p, struct svcctl_SCSetServiceBitsA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_ChangeServiceConfigA(pipes_struct *p, struct svcctl_ChangeServiceConfigA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_CreateServiceA(pipes_struct *p, struct svcctl_CreateServiceA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_EnumDependentServicesA(pipes_struct *p, struct svcctl_EnumDependentServicesA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_EnumServicesStatusA(pipes_struct *p, struct svcctl_EnumServicesStatusA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_OpenSCManagerA(pipes_struct *p, struct svcctl_OpenSCManagerA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_OpenServiceA(pipes_struct *p, struct svcctl_OpenServiceA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_QueryServiceConfigA(pipes_struct *p, struct svcctl_QueryServiceConfigA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_QueryServiceLockStatusA(pipes_struct *p, struct svcctl_QueryServiceLockStatusA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_StartServiceA(pipes_struct *p, struct svcctl_StartServiceA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_GetServiceDisplayNameA(pipes_struct *p, struct svcctl_GetServiceDisplayNameA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_GetServiceKeyNameA(pipes_struct *p, struct svcctl_GetServiceKeyNameA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_GetCurrentGroupeStateW(pipes_struct *p, struct svcctl_GetCurrentGroupeStateW *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_EnumServiceGroupW(pipes_struct *p, struct svcctl_EnumServiceGroupW *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_ChangeServiceConfig2A(pipes_struct *p, struct svcctl_ChangeServiceConfig2A *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_ChangeServiceConfig2W(pipes_struct *p, struct svcctl_ChangeServiceConfig2W *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_QueryServiceConfig2A(pipes_struct *p, struct svcctl_QueryServiceConfig2A *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_QueryServiceConfig2W(pipes_struct *p, struct svcctl_QueryServiceConfig2W *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _EnumServicesStatusExA(pipes_struct *p, struct EnumServicesStatusExA *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _EnumServicesStatusExW(pipes_struct *p, struct EnumServicesStatusExW *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
WERROR _svcctl_SCSendTSMessage(pipes_struct *p, struct svcctl_SCSendTSMessage *r)
{
p->rng_fault_state = True;
return WERR_NOT_SUPPORTED;
}
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