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Viewing changes to source4/winbind/wb_dom_info.c

  • Committer: Chuck Short
  • Date: 2010-09-28 20:38:39 UTC
  • Revision ID: zulcss@ubuntu.com-20100928203839-pgjulytsi9ue63x1
Initial version

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source4/winbind/wb_dom_info.c
 
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/* 
 
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   Unix SMB/CIFS implementation.
 
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   Get a struct wb_dom_info for a domain using DNS, netbios, possibly cldap
 
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   etc.
 
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   Copyright (C) Volker Lendecke 2005
 
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   This program is free software; you can redistribute it and/or modify
 
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   it under the terms of the GNU General Public License as published by
 
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   the Free Software Foundation; either version 3 of the License, or
 
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   (at your option) any later version.
 
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   This program is distributed in the hope that it will be useful,
 
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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   GNU General Public License for more details.
 
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   You should have received a copy of the GNU General Public License
 
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   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
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*/
 
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#include "includes.h"
 
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#include "libcli/composite/composite.h"
 
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#include "libcli/resolve/resolve.h"
 
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#include "libcli/security/security.h"
 
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#include "winbind/wb_server.h"
 
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#include "smbd/service_task.h"
 
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#include "librpc/gen_ndr/ndr_irpc.h"
 
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#include "librpc/gen_ndr/samr.h"
 
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#include "lib/messaging/irpc.h"
 
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#include "libcli/finddcs.h"
 
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#include "param/param.h"
 
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struct get_dom_info_state {
 
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        struct composite_context *ctx;
 
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        struct wb_dom_info *info;
 
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};
 
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static void get_dom_info_recv_addrs(struct composite_context *ctx);
 
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struct composite_context *wb_get_dom_info_send(TALLOC_CTX *mem_ctx,
 
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                                               struct wbsrv_service *service,
 
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                                               const char *domain_name,
 
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                                               const struct dom_sid *sid)
 
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{
 
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        struct composite_context *result, *ctx;
 
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        struct get_dom_info_state *state;
 
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        struct dom_sid *dom_sid;
 
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        result = composite_create(mem_ctx, service->task->event_ctx);
 
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        if (result == NULL) goto failed;
 
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        state = talloc(result, struct get_dom_info_state);
 
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        if (state == NULL) goto failed;
 
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        state->ctx = result;
 
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        result->private_data = state;
 
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        state->info = talloc_zero(state, struct wb_dom_info);
 
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        if (state->info == NULL) goto failed;
 
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        state->info->name = talloc_strdup(state->info, domain_name);
 
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        if (state->info->name == NULL) goto failed;
 
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        state->info->sid = dom_sid_dup(state->info, sid);
 
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        if (state->info->sid == NULL) goto failed;
 
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        dom_sid = dom_sid_dup(mem_ctx, sid);
 
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        if (dom_sid == NULL) goto failed;
 
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        ctx = finddcs_send(mem_ctx, lp_netbios_name(service->task->lp_ctx),
 
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                           lp_nbt_port(service->task->lp_ctx),
 
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                           domain_name, NBT_NAME_LOGON, 
 
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                           dom_sid, 
 
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                           lp_iconv_convenience(service->task->lp_ctx),
 
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                           lp_resolve_context(service->task->lp_ctx), 
 
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                           service->task->event_ctx, 
 
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                           service->task->msg_ctx);
 
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        if (ctx == NULL) goto failed;
 
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        composite_continue(state->ctx, ctx, get_dom_info_recv_addrs, state);
 
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        return result;
 
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 failed:
 
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        talloc_free(result);
 
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        return NULL;
 
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}
 
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static void get_dom_info_recv_addrs(struct composite_context *ctx)
 
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{
 
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        struct get_dom_info_state *state =
 
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                talloc_get_type(ctx->async.private_data,
 
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                                struct get_dom_info_state);
 
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        state->ctx->status = finddcs_recv(ctx, state->info,
 
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                                          &state->info->num_dcs,
 
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                                          &state->info->dcs);
 
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        if (!composite_is_ok(state->ctx)) return;
 
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        composite_done(state->ctx);
 
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}
 
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NTSTATUS wb_get_dom_info_recv(struct composite_context *ctx,
 
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                              TALLOC_CTX *mem_ctx,
 
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                              struct wb_dom_info **result)
 
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{
 
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        NTSTATUS status = composite_wait(ctx);
 
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        if (NT_STATUS_IS_OK(status)) {
 
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                struct get_dom_info_state *state =
 
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                        talloc_get_type(ctx->private_data,
 
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                                        struct get_dom_info_state);
 
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                *result = talloc_steal(mem_ctx, state->info);
 
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        }
 
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        talloc_free(ctx);
 
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        return status;
 
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}
 
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NTSTATUS wb_get_dom_info(TALLOC_CTX *mem_ctx,
 
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                         struct wbsrv_service *service,
 
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                         const char *domain_name,
 
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                         const struct dom_sid *sid,
 
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                         struct wb_dom_info **result)
 
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{
 
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        struct composite_context *ctx =
 
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                wb_get_dom_info_send(mem_ctx, service, domain_name, sid);
 
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        return wb_get_dom_info_recv(ctx, mem_ctx, result);
 
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}