LXR busybox/selinux/setsebool.c

   1/*
   2 * setsebool
   3 * Simple setsebool
   4 * NOTE: -P option requires libsemanage, so this feature is
   5 * omitted in this version
   6 * Yuichi Nakamura <ynakam@hitachisoft.jp>
   7 *
   8 * Licensed under GPLv2, see file LICENSE in this source tree.
   9 */
  10//config:config SETSEBOOL
  11//config:       bool "setsebool (1.7 kb)"
  12//config:       default n
  13//config:       depends on SELINUX
  14//config:       help
  15//config:       Enable support for change boolean.
  16//config:       semanage and -P option is not supported yet.
  17
  18//applet:IF_SETSEBOOL(APPLET(setsebool, BB_DIR_USR_SBIN, BB_SUID_DROP))
  19
  20//kbuild:lib-$(CONFIG_SETSEBOOL) += setsebool.o
  21
  22//usage:#define setsebool_trivial_usage
  23//usage:       "boolean value"
  24//usage:#define setsebool_full_usage "\n\n"
  25//usage:       "Change boolean setting"
  26
  27#include "libbb.h"
  28
  29int setsebool_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
  30int setsebool_main(int argc, char **argv)
  31{
  32        char *p;
  33        int value;
  34
  35        if (argc != 3)
  36                bb_show_usage();
  37
  38        p = argv[2];
  39
  40        if (LONE_CHAR(p, '1') || strcasecmp(p, "true") == 0 || strcasecmp(p, "on") == 0) {
  41                value = 1;
  42        } else if (LONE_CHAR(p, '0') || strcasecmp(p, "false") == 0 || strcasecmp(p, "off") == 0) {
  43                value = 0;
  44        } else {
  45                bb_show_usage();
  46        }
  47
  48        if (security_set_boolean(argv[1], value) < 0)
  49                bb_error_msg_and_die("can't set boolean");
  50
  51        return 0;
  52}
  53