source/include/rpc_client.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    SMB parameters and setup
   4    Copyright (C) Gerald (Jerry) 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 2 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, write to the Free Software
  18    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #ifndef _RPC_CLIENT_H
  22 #define _RPC_CLIENT_H
  23
  24 /* autogenerated client stubs */
  25
  26 #include "librpc/gen_ndr/cli_unixinfo.h"
  27 #include "librpc/gen_ndr/cli_dfs.h"
  28 #include "librpc/gen_ndr/cli_lsa.h"
  29
  30 /* macro to expand cookie-cutter code in cli_xxx() using rpc_api_pipe_req() */
  31
  32 #define CLI_DO_RPC_INTERNAL( pcli, ctx, p_idx, opnum, q_in, r_out, \
  33                              q_ps, r_ps, q_io_fn, r_io_fn, default_error, copy_sess_key ) \
  34 {\
  35         SMB_ASSERT(pcli->pipe_idx == p_idx); \
  36         if (!prs_init( &q_ps, RPC_MAX_PDU_FRAG_LEN, ctx, MARSHALL )) { \
  37                 return NT_STATUS_NO_MEMORY;\
  38         }\
  39         if (!prs_init( &r_ps, 0, ctx, UNMARSHALL )) {\
  40                 prs_mem_free( &q_ps );\
  41                 return NT_STATUS_NO_MEMORY;\
  42         }\
  43         if ( copy_sess_key) prs_set_session_key(&q_ps, (const char *)pcli->dc->sess_key);\
  44         if ( q_io_fn("", &q_in, &q_ps, 0) ) {\
  45                 NTSTATUS _smb_pipe_stat_ = rpc_api_pipe_req(pcli, opnum, &q_ps, &r_ps); \
  46                 if (!NT_STATUS_IS_OK(_smb_pipe_stat_)) {\
  47                         prs_mem_free( &q_ps );\
  48                         prs_mem_free( &r_ps );\
  49                         return _smb_pipe_stat_;\
  50                 }\
  51                 if ( copy_sess_key ) prs_set_session_key(&r_ps, (const char *)pcli->dc->sess_key);\
  52                 if (!r_io_fn("", &r_out, &r_ps, 0)) {\
  53                         prs_mem_free( &q_ps );\
  54                         prs_mem_free( &r_ps );\
  55                         return default_error;\
  56                 }\
  57         } else {\
  58                 prs_mem_free( &q_ps );\
  59                 prs_mem_free( &r_ps );\
  60                 return default_error;\
  61         }\
  62         prs_mem_free( &q_ps );\
  63         prs_mem_free( &r_ps );\
  64 }
  65
  66 #define CLI_DO_RPC_COPY_SESS_KEY( pcli, ctx, p_idx, opnum, q_in, r_out, \
  67                                   q_ps, r_ps, q_io_fn, r_io_fn, default_error ) \
  68 {\
  69         CLI_DO_RPC_INTERNAL( pcli, ctx, p_idx, opnum, q_in, r_out, \
  70                              q_ps, r_ps, q_io_fn, r_io_fn, default_error, True ); \
  71 }
  72
  73 #define CLI_DO_RPC( pcli, ctx, p_idx, opnum, q_in, r_out, \
  74                     q_ps, r_ps, q_io_fn, r_io_fn, default_error ) \
  75 {\
  76         CLI_DO_RPC_INTERNAL( pcli, ctx, p_idx, opnum, q_in, r_out, \
  77                              q_ps, r_ps, q_io_fn, r_io_fn, default_error, False ); \
  78 }
  79
  80
  81 /* Arrrgg. Same but with WERRORS. Needed for registry code. */
  82
  83 #define CLI_DO_RPC_WERR( pcli, ctx, p_idx, opnum, q_in, r_out, \
  84                              q_ps, r_ps, q_io_fn, r_io_fn, default_error ) \
  85 {\
  86         SMB_ASSERT(pcli->pipe_idx == p_idx); \
  87         if (!prs_init( &q_ps, RPC_MAX_PDU_FRAG_LEN, ctx, MARSHALL )) { \
  88                 return WERR_NOMEM;\
  89         }\
  90         if (!prs_init( &r_ps, 0, ctx, UNMARSHALL )) {\
  91                 prs_mem_free( &q_ps );\
  92                 return WERR_NOMEM;\
  93         }\
  94         if ( q_io_fn("", &q_in, &q_ps, 0) ) {\
  95                 NTSTATUS _smb_pipe_stat_ = rpc_api_pipe_req(pcli, opnum, &q_ps, &r_ps); \
  96                 if (!NT_STATUS_IS_OK(_smb_pipe_stat_)) {\
  97                         prs_mem_free( &q_ps );\
  98                         prs_mem_free( &r_ps );\
  99                         return ntstatus_to_werror(_smb_pipe_stat_);\
 100                 }\
 101                 if (!r_io_fn("", &r_out, &r_ps, 0)) {\
 102                         prs_mem_free( &q_ps );\
 103                         prs_mem_free( &r_ps );\
 104                         return default_error;\
 105                 }\
 106         } else {\
 107                 prs_mem_free( &q_ps );\
 108                 prs_mem_free( &r_ps );\
 109                 return default_error;\
 110         }\
 111         prs_mem_free( &q_ps );\
 112         prs_mem_free( &r_ps );\
 113 }
 114
 115 #endif /* _RPC_CLIENT_H */