root/source4/winbind/wb_dom_info.c

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DEFINITIONS

This source file includes following definitions.
  1. wb_get_dom_info_send
  2. get_dom_info_recv_addrs
  3. wb_get_dom_info_recv
  4. wb_get_dom_info

   1 /* 
   2    Unix SMB/CIFS implementation.
   3 
   4    Get a struct wb_dom_info for a domain using DNS, netbios, possibly cldap
   5    etc.
   6 
   7    Copyright (C) Volker Lendecke 2005
   8    
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13    
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18    
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 */
  22 
  23 #include "includes.h"
  24 #include "libcli/composite/composite.h"
  25 #include "libcli/resolve/resolve.h"
  26 #include "libcli/security/security.h"
  27 #include "winbind/wb_server.h"
  28 #include "smbd/service_task.h"
  29 #include "librpc/gen_ndr/ndr_irpc.h"
  30 #include "librpc/gen_ndr/samr.h"
  31 #include "lib/messaging/irpc.h"
  32 #include "libcli/finddcs.h"
  33 #include "param/param.h"
  34 
  35 struct get_dom_info_state {
  36         struct composite_context *ctx;
  37         struct wb_dom_info *info;
  38 };
  39 
  40 static void get_dom_info_recv_addrs(struct composite_context *ctx);
  41 
  42 struct composite_context *wb_get_dom_info_send(TALLOC_CTX *mem_ctx,
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  43                                                struct wbsrv_service *service,
  44                                                const char *domain_name,
  45                                                const struct dom_sid *sid)
  46 {
  47         struct composite_context *result, *ctx;
  48         struct get_dom_info_state *state;
  49         struct dom_sid *dom_sid;
  50         result = composite_create(mem_ctx, service->task->event_ctx);
  51         if (result == NULL) goto failed;
  52 
  53         state = talloc(result, struct get_dom_info_state);
  54         if (state == NULL) goto failed;
  55         state->ctx = result;
  56         result->private_data = state;
  57 
  58         state->info = talloc_zero(state, struct wb_dom_info);
  59         if (state->info == NULL) goto failed;
  60 
  61         state->info->name = talloc_strdup(state->info, domain_name);
  62         if (state->info->name == NULL) goto failed;
  63 
  64         state->info->sid = dom_sid_dup(state->info, sid);
  65         if (state->info->sid == NULL) goto failed;
  66 
  67         dom_sid = dom_sid_dup(mem_ctx, sid);
  68         if (dom_sid == NULL) goto failed;
  69 
  70         ctx = finddcs_send(mem_ctx, lp_netbios_name(service->task->lp_ctx),
  71                            lp_nbt_port(service->task->lp_ctx),
  72                            domain_name, NBT_NAME_LOGON, 
  73                            dom_sid, 
  74                            lp_iconv_convenience(service->task->lp_ctx),
  75                            lp_resolve_context(service->task->lp_ctx), 
  76                            service->task->event_ctx, 
  77                            service->task->msg_ctx);
  78         if (ctx == NULL) goto failed;
  79 
  80         composite_continue(state->ctx, ctx, get_dom_info_recv_addrs, state);
  81         return result;
  82 
  83  failed:
  84         talloc_free(result);
  85         return NULL;
  86 }
  87 
  88 static void get_dom_info_recv_addrs(struct composite_context *ctx)
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  89 {
  90         struct get_dom_info_state *state =
  91                 talloc_get_type(ctx->async.private_data,
  92                                 struct get_dom_info_state);
  93 
  94         state->ctx->status = finddcs_recv(ctx, state->info,
  95                                           &state->info->num_dcs,
  96                                           &state->info->dcs);
  97         if (!composite_is_ok(state->ctx)) return;
  98 
  99         composite_done(state->ctx);
 100 }
 101 
 102 NTSTATUS wb_get_dom_info_recv(struct composite_context *ctx,
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 103                               TALLOC_CTX *mem_ctx,
 104                               struct wb_dom_info **result)
 105 {
 106         NTSTATUS status = composite_wait(ctx);
 107         if (NT_STATUS_IS_OK(status)) {
 108                 struct get_dom_info_state *state =
 109                         talloc_get_type(ctx->private_data,
 110                                         struct get_dom_info_state);
 111                 *result = talloc_steal(mem_ctx, state->info);
 112         }
 113         talloc_free(ctx);
 114         return status;
 115 }
 116 
 117 NTSTATUS wb_get_dom_info(TALLOC_CTX *mem_ctx,
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 118                          struct wbsrv_service *service,
 119                          const char *domain_name,
 120                          const struct dom_sid *sid,
 121                          struct wb_dom_info **result)
 122 {
 123         struct composite_context *ctx =
 124                 wb_get_dom_info_send(mem_ctx, service, domain_name, sid);
 125         return wb_get_dom_info_recv(ctx, mem_ctx, result);
 126 }

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