1 files changed, 102 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/wind/gen-bidi.py b/third_party/heimdal/lib/wind/gen-bidi.py
new file mode 100644
index 0000000..f01ed6b
--- /dev/null
+++ b/third_party/heimdal/lib/wind/gen-bidi.py
@@ -0,0 +1,102 @@
+#!/usr/local/bin/python
+# -*- coding: utf-8 -*-
+
+# $Id$
+
+# Copyright (c) 2004 Kungliga Tekniska Högskolan
+# (Royal Institute of Technology, Stockholm, Sweden). 
+# All rights reserved. 
+# 
+# Redistribution and use in source and binary forms, with or without 
+# modification, are permitted provided that the following conditions 
+# are met: 
+# 
+# 1. Redistributions of source code must retain the above copyright 
+#    notice, this list of conditions and the following disclaimer. 
+# 
+# 2. Redistributions in binary form must reproduce the above copyright 
+#    notice, this list of conditions and the following disclaimer in the 
+#    documentation and/or other materials provided with the distribution. 
+# 
+# 3. Neither the name of the Institute nor the names of its contributors 
+#    may be used to endorse or promote products derived from this software 
+#    without specific prior written permission. 
+# 
+# THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+# ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
+# SUCH DAMAGE. 
+
+import re
+import string
+import sys
+
+import generate
+import rfc3454
+
+if len(sys.argv) != 3:
+    print("usage: %s rfc3454.txt outdir" % sys.argv[0])
+    sys.exit(1)
+
+tables = rfc3454.read(sys.argv[1])
+
+bidi_h = generate.Header('%s/bidi_table.h' % sys.argv[2])
+
+bidi_c = generate.Implementation('%s/bidi_table.c' % sys.argv[2])
+
+bidi_h.file.write(
+'''
+#include <krb5-types.h>
+
+struct range_entry {
+  uint32_t start;
+  unsigned len;
+};
+
+extern const struct range_entry _wind_ral_table[];
+extern const struct range_entry _wind_l_table[];
+
+extern const size_t _wind_ral_table_size;
+extern const size_t _wind_l_table_size;
+
+''')
+
+bidi_c.file.write(
+'''
+#include "bidi_table.h"
+#include <stdlib.h>
+
+''')
+
+def printTable(file, table, variable):
+    """print table to file named as variable"""
+    file.write("const struct range_entry %s[] = {\n" % variable)
+    count = 0
+    for l in tables[table]:
+        m = re.search('^ *([0-9A-F]+)-([0-9A-F]+) *$', l)
+        if m:
+            start = int(m.group(1), 0x10)
+            end   = int(m.group(2), 0x10)
+            file.write("  {0x%x, 0x%x},\n" % (start, end - start + 1))
+            count += 1
+        else:
+            m = re.search('^ *([0-9A-F]+) *$', l)
+            if m:
+                v = int(m.group(1), 0x10)
+                file.write("  {0x%x, 1},\n" % v)
+                count += 1
+    file.write("};\n\n")
+    file.write("const size_t %s_size = %u;\n\n" % (variable, count))
+
+printTable(bidi_c.file, 'D.1', '_wind_ral_table')
+printTable(bidi_c.file, 'D.2', '_wind_l_table')
+
+bidi_h.close()
+bidi_c.close()