source/rpc_client/cli_svcctl.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  RPC Pipe client / server routines
   4  *  Copyright (C) Gerald Carter                   2005.
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20
  21 #include "includes.h"
  22 #include "rpc_client.h"
  23
  24 /*******************************************************************
  25 *******************************************************************/
  26
  27 WERROR rpccli_svcctl_enumerate_services( struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
  28                                       POLICY_HND *hSCM, uint32 type, uint32 state,
  29                                       uint32 *returned, ENUM_SERVICES_STATUS **service_array  )
  30 {
  31         SVCCTL_Q_ENUM_SERVICES_STATUS in;
  32         SVCCTL_R_ENUM_SERVICES_STATUS out;
  33         prs_struct qbuf, rbuf;
  34         uint32 resume = 0;
  35         ENUM_SERVICES_STATUS *services;
  36         int i;
  37
  38         ZERO_STRUCT(in);
  39         ZERO_STRUCT(out);
  40
  41         /* setup the request */
  42
  43         memcpy( &in.handle, hSCM, sizeof(POLICY_HND) );
  44
  45         in.type        = type;
  46         in.state       = state;
  47         in.resume      = &resume;
  48
  49         /* first time is to get the buffer size */
  50         in.buffer_size = 0;
  51
  52         CLI_DO_RPC_WERR( cli, mem_ctx, &ndr_table_svcctl.syntax_id, SVCCTL_ENUM_SERVICES_STATUS_W,
  53                     in, out,
  54                     qbuf, rbuf,
  55                     svcctl_io_q_enum_services_status,
  56                     svcctl_io_r_enum_services_status,
  57                     WERR_GENERAL_FAILURE );
  58
  59         /* second time with correct buffer size...should be ok */
  60
  61         if ( W_ERROR_EQUAL( out.status, WERR_MORE_DATA ) ) {
  62                 in.buffer_size = out.needed;
  63
  64                 CLI_DO_RPC_WERR( cli, mem_ctx, &ndr_table_svcctl.syntax_id,
  65                                  SVCCTL_ENUM_SERVICES_STATUS_W,
  66                             in, out,
  67                             qbuf, rbuf,
  68                             svcctl_io_q_enum_services_status,
  69                             svcctl_io_r_enum_services_status,
  70                             WERR_GENERAL_FAILURE );
  71         }
  72
  73         if ( !W_ERROR_IS_OK(out.status) )
  74                 return out.status;
  75
  76         /* pull out the data */
  77         if (out.returned) {
  78                 if ( !(services = TALLOC_ARRAY( mem_ctx, ENUM_SERVICES_STATUS, out.returned )) )
  79                         return WERR_NOMEM;
  80         } else {
  81                 services = NULL;
  82         }
  83
  84         for ( i=0; i<out.returned; i++ ) {
  85                 svcctl_io_enum_services_status( "", &services[i], &out.buffer, 0 );
  86         }
  87
  88         *service_array = services;
  89         *returned      = out.returned;
  90
  91         return out.status;
  92 }