view toys/pending/chcon.c @ 1639:856b544f8fce draft

strncpy(optptr, hname, strlen(hname)) is really just strcpy().
author Rob Landley <>
date Thu, 01 Jan 2015 16:49:55 -0600
parents 51b7d1af353b
children b84024067049
line wrap: on
line source

/* chcon.c - Change file security context
 * Copyright 2014 The Android Open Source Project


config CHCON
  bool "chcon"
  default n
    usage: chcon [-hRv] CONTEXT FILE...

    Change the SELinux security context of listed file[s] (recursively with -R).

    -h change symlinks instead of what they point to.
    -R recurse into subdirectories.
    -v verbose output.

#define FOR_chcon
#include "toys.h"
#include <selinux/selinux.h>

  char *context;

int do_chcon(struct dirtree *try)
  int ret;

  if (!dirtree_notdotdot(try)) return 0;

  char *path = dirtree_path(try, 0);
  if (toys.optflags & FLAG_v)
    printf("chcon '%s' to %s\n", path, TT.context);
  ret = ((toys.optflags&FLAG_h) ? lsetfilecon : setfilecon)(path, TT.context);
  if (ret == -1)
    perror_msg("'%s' to %s", path, TT.context);

  return (toys.optflags & FLAG_R) ? DIRTREE_RECURSE : 0;

void chcon_main(void)
  TT.context = *toys.optargs;
  char **file;

  for (file = toys.optargs+1; *file; file++) dirtree_read(*file, do_chcon);