root/source4/libnet/libnet_time.c

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DEFINITIONS

This source file includes following definitions.
  1. libnet_RemoteTOD_srvsvc
  2. libnet_RemoteTOD_generic
  3. libnet_RemoteTOD

   1 /* 
   2    Unix SMB/CIFS implementation.
   3    
   4    Copyright (C) Stefan Metzmacher      2004
   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 3 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, see <http://www.gnu.org/licenses/>.
  18 */
  19 
  20 #include "includes.h"
  21 #include "libnet/libnet.h"
  22 #include "system/time.h"
  23 #include "librpc/gen_ndr/ndr_srvsvc_c.h"
  24 
  25 /*
  26  * get the remote time of a server via srvsvc_NetRemoteTOD
  27  */
  28 static NTSTATUS libnet_RemoteTOD_srvsvc(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_RemoteTOD *r)
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  29 {
  30         NTSTATUS status;
  31         struct libnet_RpcConnect c;
  32         struct srvsvc_NetRemoteTOD tod;
  33         struct srvsvc_NetRemoteTODInfo *info = NULL;
  34         struct tm tm;
  35 
  36         /* prepare connect to the SRVSVC pipe of a timeserver */
  37         c.level             = LIBNET_RPC_CONNECT_SERVER;
  38         c.in.name           = r->srvsvc.in.server_name;
  39         c.in.dcerpc_iface   = &ndr_table_srvsvc;
  40 
  41         /* 1. connect to the SRVSVC pipe of a timeserver */
  42         status = libnet_RpcConnect(ctx, mem_ctx, &c);
  43         if (!NT_STATUS_IS_OK(status)) {
  44                 r->srvsvc.out.error_string = talloc_asprintf(mem_ctx,
  45                                                 "Connection to SRVSVC pipe of server '%s' failed: %s",
  46                                                 r->srvsvc.in.server_name, nt_errstr(status));
  47                 return status;
  48         }
  49 
  50         /* prepare srvsvc_NetrRemoteTOD */
  51         tod.in.server_unc = talloc_asprintf(mem_ctx, "\\%s", c.in.name);
  52         tod.out.info = &info;
  53 
  54         /* 2. try srvsvc_NetRemoteTOD */
  55         status = dcerpc_srvsvc_NetRemoteTOD(c.out.dcerpc_pipe, mem_ctx, &tod);
  56         if (!NT_STATUS_IS_OK(status)) {
  57                 r->srvsvc.out.error_string = talloc_asprintf(mem_ctx,
  58                                                 "srvsvc_NetrRemoteTOD on server '%s' failed: %s",
  59                                                 r->srvsvc.in.server_name, nt_errstr(status));
  60                 goto disconnect;
  61         }
  62 
  63         /* check result of srvsvc_NetrRemoteTOD */
  64         if (!W_ERROR_IS_OK(tod.out.result)) {
  65                 r->srvsvc.out.error_string = talloc_asprintf(mem_ctx,
  66                                                 "srvsvc_NetrRemoteTOD on server '%s' failed: %s",
  67                                                 r->srvsvc.in.server_name, win_errstr(tod.out.result));
  68                 status = werror_to_ntstatus(tod.out.result);
  69                 goto disconnect;
  70         }
  71 
  72         /* need to set the out parameters */
  73         tm.tm_sec = (int)info->secs;
  74         tm.tm_min = (int)info->mins;
  75         tm.tm_hour = (int)info->hours;
  76         tm.tm_mday = (int)info->day;
  77         tm.tm_mon = (int)info->month -1;
  78         tm.tm_year = (int)info->year - 1900;
  79         tm.tm_wday = -1;
  80         tm.tm_yday = -1;
  81         tm.tm_isdst = -1;
  82 
  83         r->srvsvc.out.time = timegm(&tm);
  84         r->srvsvc.out.time_zone = info->timezone * 60;
  85 
  86         goto disconnect;
  87 
  88 disconnect:
  89         /* close connection */
  90         talloc_free(c.out.dcerpc_pipe);
  91 
  92         return status;
  93 }
  94 
  95 static NTSTATUS libnet_RemoteTOD_generic(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_RemoteTOD *r)
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  96 {
  97         NTSTATUS status;
  98         union libnet_RemoteTOD r2;
  99 
 100         r2.srvsvc.level                 = LIBNET_REMOTE_TOD_SRVSVC;
 101         r2.srvsvc.in.server_name        = r->generic.in.server_name;
 102 
 103         status = libnet_RemoteTOD(ctx, mem_ctx, &r2);
 104 
 105         r->generic.out.time             = r2.srvsvc.out.time;
 106         r->generic.out.time_zone        = r2.srvsvc.out.time_zone;
 107 
 108         r->generic.out.error_string     = r2.srvsvc.out.error_string;
 109 
 110         return status;
 111 }
 112 
 113 NTSTATUS libnet_RemoteTOD(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_RemoteTOD *r)
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 114 {
 115         switch (r->generic.level) {
 116                 case LIBNET_REMOTE_TOD_GENERIC:
 117                         return libnet_RemoteTOD_generic(ctx, mem_ctx, r);
 118                 case LIBNET_REMOTE_TOD_SRVSVC:
 119                         return libnet_RemoteTOD_srvsvc(ctx, mem_ctx, r);
 120         }
 121 
 122         return NT_STATUS_INVALID_LEVEL;
 123 }

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