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-rw-r--r--bus/activation-helper-bin.c92
1 files changed, 92 insertions, 0 deletions
diff --git a/bus/activation-helper-bin.c b/bus/activation-helper-bin.c
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+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+/* activation-helper-bin.c Setuid helper for launching programs as a custom
+ * user. This file is security sensitive.
+ *
+ * Copyright (C) 2007 Red Hat, Inc.
+ *
+ * Licensed under the Academic Free License version 2.1
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include <config.h>
+
+#include "utils.h"
+#include "activation-helper.h"
+#include "activation-exit-codes.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+static int
+convert_error_to_exit_code (DBusError *error)
+{
+ if (dbus_error_has_name (error, DBUS_ERROR_NO_MEMORY))
+ return BUS_SPAWN_EXIT_CODE_NO_MEMORY;
+
+ if (dbus_error_has_name (error, DBUS_ERROR_SPAWN_CONFIG_INVALID))
+ return BUS_SPAWN_EXIT_CODE_CONFIG_INVALID;
+
+ if (dbus_error_has_name (error, DBUS_ERROR_SPAWN_SETUP_FAILED))
+ return BUS_SPAWN_EXIT_CODE_SETUP_FAILED;
+
+ if (dbus_error_has_name (error, DBUS_ERROR_SPAWN_SERVICE_INVALID))
+ return BUS_SPAWN_EXIT_CODE_SERVICE_NOT_FOUND;
+
+ if (dbus_error_has_name (error, DBUS_ERROR_SPAWN_PERMISSIONS_INVALID))
+ return BUS_SPAWN_EXIT_CODE_PERMISSIONS_INVALID;
+
+ if (dbus_error_has_name (error, DBUS_ERROR_SPAWN_FILE_INVALID))
+ return BUS_SPAWN_EXIT_CODE_FILE_INVALID;
+
+ if (dbus_error_has_name (error, DBUS_ERROR_SPAWN_EXEC_FAILED))
+ return BUS_SPAWN_EXIT_CODE_EXEC_FAILED;
+
+ /* should we assert? */
+ return BUS_SPAWN_EXIT_CODE_SETUP_FAILED;
+}
+
+int
+main (int argc, char **argv)
+{
+ DBusError error;
+ int retval;
+
+ /* default is all okay */
+ retval = 0;
+
+ /* have we used a help option or not specified the correct arguments? */
+ if (argc != 2 ||
+ strcmp (argv[1], "--help") == 0 ||
+ strcmp (argv[1], "-h") == 0 ||
+ strcmp (argv[1], "-?") == 0)
+ {
+ fprintf (stderr, "dbus-daemon-activation-helper service.to.activate\n");
+ exit (0);
+ }
+
+ dbus_error_init (&error);
+ if (!run_launch_helper (argv[1], &error))
+ {
+ /* convert error to an exit code */
+ retval = convert_error_to_exit_code (&error);
+ dbus_error_free (&error);
+ }
+
+ return retval;
+}
+