src/libcaptive/sandbox/parent-Vfs.c

   1 /* $Id$
   2  * CORBA/ORBit client side of Vfs object of sandbox_parent()
   3  * Copyright (C) 2003 Jan Kratochvil <project-captive@jankratochvil.net>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; exactly version 2 of June 1991 is required
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19
  20 #include "config.h"
  21
  22 #include "captive/parent-Vfs.h" /* self */
  23 #include <glib/gmessages.h>
  24 #include "split.h"
  25 #include "../client/vfs.h"
  26 #include "sandbox.h"
  27 #include <unistd.h>
  28 #include "server-GLogFunc.h"
  29 #include "server-CaptiveIOChannel.h"
  30 #include <signal.h>     /* for kill(2) */
  31 #include <wait.h>
  32
  33
  34 GnomeVFSResult captive_sandbox_parent_vfs_new(CaptiveVfsObject *captive_vfs_object)
  35 {
  36 gboolean errbool;
  37
  38         g_return_val_if_fail(captive_vfs_object!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
  39
  40         captive_vfs_object->is_sandbox_parent=TRUE;
  41
  42         errbool=captive_sandbox_spawn(
  43                         captive_vfs_object,     /* child_captive_vfs_object */
  44                         &captive_vfs_object->corba_Vfs_object,  /* corba_Vfs_object_return */
  45                         &captive_vfs_object->corba_GLogFunc_object,     /* corba_GLogFunc_object_return */
  46                         &captive_vfs_object->corba_CaptiveIOChannel_object,     /* corba_CaptiveIOChannel_object_return */
  47                         &captive_vfs_object->corba_parent_giochanel_blind,      /* corba_parent_giochanel_blind_ptr */
  48                         &captive_vfs_object->corba_parentheart_fds_1,   /* parentheart_fds_1_return */
  49                         &captive_vfs_object->corba_child_pid);  /* child_pid_return */
  50         g_return_val_if_fail(errbool==TRUE,GNOME_VFS_ERROR_GENERIC);
  51
  52         return GNOME_VFS_OK;
  53 }
  54
  55
  56 GnomeVFSResult captive_sandbox_parent_vfs_close(CaptiveVfsObject *captive_vfs_object)
  57 {
  58 GnomeVFSResult r;
  59 int errint;
  60 impl_POA_Captive_GLogFunc *GLogFunc_servant;
  61 impl_POA_Captive_CaptiveIOChannel *CaptiveIOChannel_servant;
  62 GIOStatus erriostatus;
  63
  64         g_return_val_if_fail(captive_vfs_object!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
  65
  66         Captive_Vfs_shutdown(captive_vfs_object->corba_Vfs_object,&captive_corba_ev);
  67         r=captive_sandbox_parent_return_from_CORBA_Environment(&captive_corba_ev);
  68
  69         CORBA_Object_release(captive_vfs_object->corba_Vfs_object,&captive_corba_ev);
  70         g_assert(validate_CORBA_Environment(&captive_corba_ev));
  71
  72         /* Shutdown 'GLogFunc' servant. */
  73         GLogFunc_servant=PortableServer_POA_reference_to_servant(captive_corba_poa,
  74                         captive_vfs_object->corba_GLogFunc_object,&captive_corba_ev);
  75         g_assert(validate_CORBA_Environment(&captive_corba_ev));
  76         CORBA_Object_release(captive_vfs_object->corba_GLogFunc_object,&captive_corba_ev);
  77         g_assert(validate_CORBA_Environment(&captive_corba_ev));
  78         impl_Captive_GLogFunc__destroy(GLogFunc_servant,&captive_corba_ev);
  79         g_assert(validate_CORBA_Environment(&captive_corba_ev));
  80
  81         /* Shutdown 'CaptiveIOChannel' servant. */
  82         CaptiveIOChannel_servant=PortableServer_POA_reference_to_servant(captive_corba_poa,
  83                         captive_vfs_object->corba_CaptiveIOChannel_object,&captive_corba_ev);
  84         g_assert(validate_CORBA_Environment(&captive_corba_ev));
  85         CORBA_Object_release(captive_vfs_object->corba_CaptiveIOChannel_object,&captive_corba_ev);
  86         g_assert(validate_CORBA_Environment(&captive_corba_ev));
  87         impl_Captive_CaptiveIOChannel__destroy(CaptiveIOChannel_servant,&captive_corba_ev);
  88         g_assert(validate_CORBA_Environment(&captive_corba_ev));
  89         erriostatus=g_io_channel_flush(
  90                         captive_vfs_object->corba_parent_giochanel_blind,       /* channel */
  91                         NULL);  /* error */
  92         g_assert(erriostatus==G_IO_STATUS_NORMAL);
  93 #if 0
  94         g_io_channel_unref(captive_vfs_object->corba_parent_giochanel_blind);
  95 #endif
  96
  97         /* Close parentheart_fd_write. */
  98         if (captive_vfs_object->corba_parentheart_fds_1!=-1) {
  99                 errint=close(captive_vfs_object->corba_parentheart_fds_1);
 100                 g_return_val_if_fail(errint==0,FALSE);
 101                 }
 102
 103         /* Cleanup the child process. */
 104         if (captive_vfs_object->corba_child_pid!=(pid_t)-1) {
 105                 /*
 106                  *
 107                  *
 108                  *
 109                  *
 110                  */
 111                 kill(captive_vfs_object->corba_child_pid,SIGKILL);      /* errors ignored */
 112                 /*
 113                  *
 114                  */
 115                 waitpid(captive_vfs_object->corba_child_pid,
 116                                 NULL,   /* status */
 117                                 WNOHANG);       /* options */
 118                 }
 119
 120         return r;
 121 }