util-vserver-0.30.208

[util-vserver.git] / lib / personalityflag.c

diff --git a/lib/personalityflag.c b/lib/personalityflag.c
new file mode 100644 (file)
index 0000000..2920a50
--- /dev/null
+++ b/lib/personalityflag.c
@@ -0,0 +1,76 @@
+// $Id: personalityflag.c,v 1.2 2005/07/15 19:40:15 ensc Exp $    --*- c -*--
+
+// Copyright (C) 2004 Enrico Scholz <ensc@delenn.intern.sigma-chemnitz.de>
+//  
+// 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; version 2 of the License.
+//  
+// 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.
+
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include "vserver.h"
+#include "internal.h"
+#include <lib_internal/util-dimof.h>
+#include <linux/personality.h>
+
+#define DECL(VAL) { #VAL, sizeof(#VAL)-1, (VAL) }
+
+static struct Mapping_uint32 const VALUES[] = {
+#if HAVE_DECL_MMAP_PAGE_ZERO
+  DECL(MMAP_PAGE_ZERO),
+#endif
+
+#if HAVE_DECL_ADDR_LIMIT_32BIT  
+  DECL(ADDR_LIMIT_32BIT),
+#endif
+
+#if HAVE_DECL_SHORT_INODE
+  DECL(SHORT_INODE),
+#endif
+
+#if HAVE_DECL_WHOLE_SECONDS
+  DECL(WHOLE_SECONDS),
+#endif
+
+#if HAVE_DECL_STICKY_TIMEOUTS
+  DECL(STICKY_TIMEOUTS),
+#endif
+
+#if HAVE_DECL_ADDR_LIMIT_3GB
+  DECL(ADDR_LIMIT_3GB),
+#endif
+};
+
+uint_least32_t
+vc_text2personalityflag(char const *str, size_t len)
+{
+  ssize_t      idx = utilvserver_value2text_uint32(str, len,
+                                                   VALUES, DIM_OF(VALUES));
+
+  if (idx==-1) return 0;
+  else         return VALUES[idx].val;
+}
+
+char const *
+vc_lopersonality2text(uint_least32_t *val)
+{
+  ssize_t      idx = utilvserver_text2value_uint32(val, VALUES,
+                                                   DIM_OF(VALUES));
+
+  if (idx==-1) return 0;
+  else         return VALUES[idx].id;
+}
+
+