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/*
* Unix SMB/CIFS implementation.
* RPC Pipe client / server routines
* Copyright (C) Gerald (Jerry) Carter 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 2 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_SRV
/*
* sertup the \PIPE\svcctl db API
*/
#define SCVCTL_DATABASE_VERSION_V1 1
/********************************************************************
********************************************************************/
#if 0 /* unused static function and static variable*/
static TDB_CONTEXT *svcctl_tdb; /* used for share security descriptors */
static BOOL init_svcctl_db( void )
{
static pid_t local_pid;
const char *vstring = "INFO/version";
/* see if we've already opened the tdb */
if (svcctl_tdb && local_pid == sys_getpid())
return True;
/* so open it */
if ( !(svcctl_tdb = tdb_open_log(lock_path("svcctl.tdb"), 0, TDB_DEFAULT,
O_RDWR|O_CREAT, 0600)))
{
DEBUG(0,("Failed to open svcctl database %s (%s)\n",
lock_path("svcctl.tdb"), strerror(errno) ));
return False;
}
local_pid = sys_getpid();
/***** BEGIN Check the tdb version ******/
tdb_lock_bystring(svcctl_tdb, vstring, 0);
if ( tdb_fetch_int32(svcctl_tdb, vstring) != SCVCTL_DATABASE_VERSION_V1 )
tdb_store_int32(svcctl_tdb, vstring, SCVCTL_DATABASE_VERSION_V1);
tdb_unlock_bystring(svcctl_tdb, vstring);
/***** END Check the tdb version ******/
return True;
}
#endif
/********************************************************************
TODO
(a) get and set security descriptors on services
(b) read and write QUERY_SERVICE_CONFIG structures
(c) create default secdesc objects for services and SCM
(d) check access control masks with se_access_check()
(e) implement SERVICE * for associating with open handles
********************************************************************/
/********************************************************************
********************************************************************/
WERROR _svcctl_open_scmanager(pipes_struct *p, SVCCTL_Q_OPEN_SCMANAGER *q_u, SVCCTL_R_OPEN_SCMANAGER *r_u)
{
/* just fake it for now */
if ( !create_policy_hnd( p, &r_u->handle, NULL, NULL ) )
return WERR_ACCESS_DENIED;
return WERR_OK;
}
/********************************************************************
********************************************************************/
WERROR _svcctl_open_service(pipes_struct *p, SVCCTL_Q_OPEN_SERVICE *q_u, SVCCTL_R_OPEN_SERVICE *r_u)
{
fstring service;
rpcstr_pull(service, q_u->servicename.buffer, sizeof(service), q_u->servicename.uni_str_len*2, 0);
/* can only be called on service name (not displayname) */
if ( !(strequal( service, "NETLOGON") || strequal(service, "Spooler")) )
return WERR_NO_SUCH_SERVICE;
if ( !create_policy_hnd( p, &r_u->handle, NULL, NULL ) )
return WERR_ACCESS_DENIED;
return WERR_OK;
}
/********************************************************************
********************************************************************/
WERROR _svcctl_close_service(pipes_struct *p, SVCCTL_Q_CLOSE_SERVICE *q_u, SVCCTL_R_CLOSE_SERVICE *r_u)
{
if ( !close_policy_hnd( p, &q_u->handle ) )
return WERR_BADFID;
return WERR_OK;
}
/********************************************************************
********************************************************************/
WERROR _svcctl_get_display_name(pipes_struct *p, SVCCTL_Q_GET_DISPLAY_NAME *q_u, SVCCTL_R_GET_DISPLAY_NAME *r_u)
{
fstring service;
fstring displayname;
rpcstr_pull(service, q_u->servicename.buffer, sizeof(service), q_u->servicename.uni_str_len*2, 0);
DEBUG(10,("_svcctl_get_display_name: service name [%s]\n", service));
if ( !strequal( service, "NETLOGON" ) )
return WERR_ACCESS_DENIED;
fstrcpy( displayname, "Net Logon");
init_svcctl_r_get_display_name( r_u, displayname );
return WERR_OK;
}
/********************************************************************
********************************************************************/
WERROR _svcctl_query_status(pipes_struct *p, SVCCTL_Q_QUERY_STATUS *q_u, SVCCTL_R_QUERY_STATUS *r_u)
{
r_u->svc_status.type = 0x0110;
r_u->svc_status.state = 0x0004;
r_u->svc_status.controls_accepted = 0x0005;
return WERR_OK;
}
/********************************************************************
********************************************************************/
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;
uint32 num_services = 0;
int i = 0;
size_t buffer_size;
WERROR result = WERR_OK;
/* num_services = str_list_count( lp_enable_svcctl() ); */
num_services = 2;
if ( !(services = TALLOC_ARRAY( p->mem_ctx, ENUM_SERVICES_STATUS, num_services )) )
return WERR_NOMEM;
DEBUG(8,("_svcctl_enum_services_status: Enumerating %d services\n", num_services));
init_unistr( &services[i].servicename, "Spooler" );
init_unistr( &services[i].displayname, "Spooler" );
services[i].status.type = 0x110;
services[i].status.controls_accepted = 0x0;
services[i].status.win32_exit_code = 0x0;
services[i].status.service_exit_code = 0x0;
services[i].status.check_point = 0x0;
services[i].status.wait_hint = 0x0;
if ( !lp_disable_spoolss() )
services[i].status.state = SVCCTL_RUNNING;
else
services[i].status.state = SVCCTL_STOPPED;
i++;
init_unistr( &services[i].servicename, "Netlogon" );
init_unistr( &services[i].displayname, "Net Logon" );
services[i].status.type = 0x20;
services[i].status.controls_accepted = 0x0;
services[i].status.win32_exit_code = 0x0;
services[i].status.service_exit_code = 0x0;
services[i].status.check_point = 0x0;
services[i].status.wait_hint = 0x0;
if ( lp_servicenumber("NETLOGON") != -1 )
services[i].status.state = SVCCTL_RUNNING;
else
services[i].status.state = SVCCTL_STOPPED;
buffer_size = 0;
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;
}
/* 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 );
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 = num_services;
if ( !(r_u->resume = TALLOC_P( p->mem_ctx, uint32 )) )
return WERR_NOMEM;
*r_u->resume = 0x0;
return result;
}
/********************************************************************
********************************************************************/
WERROR _svcctl_start_service(pipes_struct *p, SVCCTL_Q_START_SERVICE *q_u, SVCCTL_R_START_SERVICE *r_u)
{
return WERR_ACCESS_DENIED;
}
/********************************************************************
********************************************************************/
WERROR _svcctl_control_service(pipes_struct *p, SVCCTL_Q_CONTROL_SERVICE *q_u, SVCCTL_R_CONTROL_SERVICE *r_u)
{
return WERR_ACCESS_DENIED;
}
/********************************************************************
********************************************************************/
WERROR _svcctl_enum_dependent_services( pipes_struct *p, SVCCTL_Q_ENUM_DEPENDENT_SERVICES *q_u, SVCCTL_R_ENUM_DEPENDENT_SERVICES *r_u )
{
/* 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;
/* no dependent services...basically a stub function */
r_u->returned = 0;
return WERR_OK;
}
/********************************************************************
********************************************************************/
WERROR _svcctl_query_service_config( pipes_struct *p, SVCCTL_Q_QUERY_SERVICE_CONFIG *q_u, SVCCTL_R_QUERY_SERVICE_CONFIG *r_u )
{
/* we have to set the outgoing buffer size to the same as the
incoming buffer size (even in the case of failure */
r_u->needed = q_u->buffer_size;
/* no dependent services...basically a stub function */
return WERR_ACCESS_DENIED;
}
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