source4/winbind/wb_cmd_setpwent.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    Command backend for setpwent
   5
   6    Copyright (C) Kai Blin 2007
   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 "winbind/wb_async_helpers.h"
  26 #include "winbind/wb_helper.h"
  27 #include "smbd/service_task.h"
  28 #include "libnet/libnet_proto.h"
  29
  30 struct cmd_setpwent_state {
  31         struct composite_context *ctx;
  32         struct wbsrv_service *service;
  33         struct libnet_context *libnet_ctx;
  34
  35         struct wbsrv_pwent *result;
  36 };
  37
  38 static void cmd_setpwent_recv_domain(struct composite_context *ctx);
  39 static void cmd_setpwent_recv_user_list(struct composite_context *ctx);
  40
  41 struct composite_context *wb_cmd_setpwent_send(TALLOC_CTX *mem_ctx,
  42                 struct wbsrv_service *service)
  43 {
  44         struct composite_context *ctx, *result;
  45         struct cmd_setpwent_state *state;
  46
  47         DEBUG(5, ("wb_cmd_setpwent_send called\n"));
  48
  49         result = composite_create(mem_ctx, service->task->event_ctx);
  50         if (!result) return NULL;
  51
  52         state = talloc(mem_ctx, struct cmd_setpwent_state);
  53         if (composite_nomem(state, result)) return result;
  54
  55         state->ctx = result;
  56         result->private_data = state;
  57         state->service = service;
  58
  59         state->result = talloc(state, struct wbsrv_pwent);
  60         if (composite_nomem(state->result, state->ctx)) return result;
  61
  62         ctx = wb_sid2domain_send(state, service, service->primary_sid);
  63         if (composite_nomem(ctx, state->ctx)) return result;
  64
  65         composite_continue(state->ctx, ctx, cmd_setpwent_recv_domain, state);
  66         return result;
  67 }
  68
  69 static void cmd_setpwent_recv_domain(struct composite_context *ctx)
  70 {
  71         struct cmd_setpwent_state *state = talloc_get_type(
  72                         ctx->async.private_data, struct cmd_setpwent_state);
  73         struct wbsrv_domain *domain;
  74         struct libnet_UserList *user_list;
  75
  76         DEBUG(5, ("cmd_setpwent_recv_domain called\n"));
  77
  78         state->ctx->status = wb_sid2domain_recv(ctx, &domain);
  79         if (!composite_is_ok(state->ctx)) return;
  80
  81         state->libnet_ctx = domain->libnet_ctx;
  82
  83         user_list = talloc(state->result, struct libnet_UserList);
  84         if (composite_nomem(user_list, state->ctx)) return;
  85
  86         user_list->in.domain_name = talloc_strdup(state,
  87                         domain->libnet_ctx->samr.name);
  88         if (composite_nomem(user_list->in.domain_name, state->ctx)) return;
  89
  90         /* Page size recommended by Rafal */
  91         user_list->in.page_size = 128;
  92
  93         /* Always get the start of the list */
  94         user_list->in.resume_index = 0;
  95
  96         ctx = libnet_UserList_send(domain->libnet_ctx, state->result, user_list,
  97                         NULL);
  98
  99         composite_continue(state->ctx, ctx, cmd_setpwent_recv_user_list, state);
 100 }
 101
 102 static void cmd_setpwent_recv_user_list(struct composite_context *ctx)
 103 {
 104         struct cmd_setpwent_state *state = talloc_get_type(
 105                         ctx->async.private_data, struct cmd_setpwent_state);
 106         struct libnet_UserList *user_list;
 107
 108         DEBUG(5, ("cmd_setpwent_recv_user_list called\n"));
 109
 110         user_list = talloc(state->result, struct libnet_UserList);
 111         if (composite_nomem(user_list, state->ctx)) return;
 112
 113         state->ctx->status = libnet_UserList_recv(ctx, state->result,
 114                         user_list);
 115         if (!composite_is_ok(state->ctx)) return;
 116
 117         state->result->user_list = user_list;
 118         state->result->page_index = 0;
 119         state->result->libnet_ctx = state->libnet_ctx;
 120
 121         composite_done(state->ctx);
 122 }
 123
 124 NTSTATUS wb_cmd_setpwent_recv(struct composite_context *ctx,
 125                 TALLOC_CTX *mem_ctx, struct wbsrv_pwent **pwent)
 126 {
 127         NTSTATUS status = composite_wait(ctx);
 128
 129         DEBUG(5, ("wb_cmd_setpwent_recv called\n"));
 130
 131         if (NT_STATUS_IS_OK(status)) {
 132                 struct cmd_setpwent_state *state =
 133                         talloc_get_type(ctx->private_data,
 134                                 struct cmd_setpwent_state);
 135
 136                 *pwent = talloc_steal(mem_ctx, state->result);
 137         }
 138
 139         talloc_free(ctx);
 140         return status;
 141 }
 142