root/source4/winbind/wb_uid2sid.c

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DEFINITIONS

This source file includes following definitions.
  1. wb_uid2sid_send
  2. uid2sid_recv_sid
  3. wb_uid2sid_recv

   1 /*
   2    Unix SMB/CIFS implementation.
   3 
   4    Command backend for wbinfo -U
   5 
   6    Copyright (C) 2007-2008 Kai Blin
   7 
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12 
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17 
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21 
  22 #include "includes.h"
  23 #include "libcli/composite/composite.h"
  24 #include "winbind/wb_server.h"
  25 #include "smbd/service_task.h"
  26 #include "winbind/wb_helper.h"
  27 #include "libcli/security/proto.h"
  28 #include "winbind/idmap.h"
  29 
  30 struct uid2sid_state {
  31         struct composite_context *ctx;
  32         struct wbsrv_service *service;
  33         struct dom_sid *sid;
  34 };
  35 
  36 static void uid2sid_recv_sid(struct composite_context *ctx);
  37 
  38 struct composite_context *wb_uid2sid_send(TALLOC_CTX *mem_ctx,
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  39                 struct wbsrv_service *service, uid_t uid)
  40 {
  41         struct composite_context *result, *ctx;
  42         struct uid2sid_state *state;
  43         struct unixid *unixid;
  44         struct id_mapping *ids;
  45 
  46         DEBUG(5, ("wb_uid2sid_send called\n"));
  47 
  48         result = composite_create(mem_ctx, service->task->event_ctx);
  49         if (!result) return NULL;
  50 
  51         state = talloc(result, struct uid2sid_state);
  52         if (composite_nomem(state, result)) return result;
  53 
  54         state->ctx = result;
  55         result->private_data = state;
  56         state->service = service;
  57 
  58         unixid = talloc(result, struct unixid);
  59         if (composite_nomem(unixid, result)) return result;
  60         unixid->id = uid;
  61         unixid->type = ID_TYPE_UID;
  62 
  63         ids = talloc(result, struct id_mapping);
  64         if (composite_nomem(ids, result)) return result;
  65         ids->unixid = unixid;
  66         ids->sid = NULL;
  67 
  68         ctx = wb_xids2sids_send(result, service, 1, ids);
  69         if (composite_nomem(ctx, result)) return result;
  70 
  71         composite_continue(result, ctx, uid2sid_recv_sid, state);
  72         return result;
  73 }
  74 
  75 static void uid2sid_recv_sid(struct composite_context *ctx)
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  76 {
  77         struct uid2sid_state *state = talloc_get_type(ctx->async.private_data,
  78                                                       struct uid2sid_state);
  79         struct id_mapping *ids = NULL;
  80 
  81         state->ctx->status = wb_xids2sids_recv(ctx, &ids);
  82         if (!composite_is_ok(state->ctx)) return;
  83 
  84         if (!NT_STATUS_IS_OK(ids->status)) {
  85                 composite_error(state->ctx, ids->status);
  86                 return;
  87         }
  88 
  89         state->sid = ids->sid;
  90 
  91         composite_done(state->ctx);
  92 }
  93 
  94 NTSTATUS wb_uid2sid_recv(struct composite_context *ctx, TALLOC_CTX *mem_ctx,
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  95                 struct dom_sid **sid)
  96 {
  97         NTSTATUS status = composite_wait(ctx);
  98 
  99         DEBUG(5, ("wb_uid2sid_recv called.\n"));
 100 
 101         if (NT_STATUS_IS_OK(status)) {
 102                 struct uid2sid_state *state =
 103                         talloc_get_type(ctx->private_data,
 104                                 struct uid2sid_state);
 105                 *sid = talloc_steal(mem_ctx, state->sid);
 106         }
 107         talloc_free(ctx);
 108         return status;
 109 }
 110 

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