libwind from Assar. stringprep library supporting nameprep, saslprep and ldapprep

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@22551 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/wind/gen-map.py

@@ -0,0 +1,158 @@
+#!/usr/local/bin/python
+# -*- coding: iso-8859-1 -*-
+
+# $Id$
+
+# Copyright (c) 2004 Kungliga Tekniska H<>gskolan
+# (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
+import rfc4518
+import stringprep
+import util
+
+if len(sys.argv) != 2:
+    print "usage: %s rfc3454.txt" % sys.argv[0]
+    sys.exit(1)
+
+tables = rfc3454.read(sys.argv[1])
+t2 = rfc4518.read()
+
+for x in t2.iterkeys():
+    tables[x] = t2[x]
+
+map_list = stringprep.get_maplist()
+
+map_h = generate.Header('map_table.h')
+
+map_c = generate.Implementation('map_table.c')
+
+map_h.file.write(
+'''
+#include "windlocl.h"
+
+struct translation {
+  uint32_t key;
+  unsigned short val_len;
+  unsigned short val_offset;
+  wind_profile_flags flags;
+};
+
+extern const struct translation _wind_map_table[];
+
+extern const size_t _wind_map_table_size;
+
+extern const uint32_t _wind_map_table_val[];
+
+''')
+
+map_c.file.write(
+'''
+#include "map_table.h"
+
+const struct translation _wind_map_table[] = {
+''')
+
+trans=[]
+
+for t in map_list.iterkeys():
+    for l in tables[t]:
+        m = re.search('^ *([0-9A-F]+)-([0-9A-F]+); *([^;]+); *(.*) *$', l)
+        if m:
+            start = int(m.group(1), 0x10)
+            end   = int(m.group(2), 0x10)
+            value = m.group(3)
+            desc  = m.group(4)
+            for key in xrange(start,end,1):
+                trans.append((key, value, desc, [t]))
+            continue
+        m = re.search('^ *([^;]+); *([^;]+); *(.*) *$', l)
+        if m:
+            key   = int(m.group(1), 0x10)
+            value = m.group(2)
+            desc  = m.group(3)
+            trans.append((key, value, desc, [t]))
+            continue
+
+valTable = []
+offsetTable = {}
+
+trans = stringprep.sort_merge_trans(trans)
+
+for x in trans:
+    if x[0] == 0xad:
+        print "fooresult %s" % ",".join(x[3])
+
+for x in trans:
+    (key, value, description, table) = x
+    v = value.split()
+    i = util.subList(valTable, v)
+    if i:
+        offsetTable[key] = i
+    else:
+        offsetTable[key] = len(valTable)
+        valTable.extend(v)
+
+for x in trans:
+    (key, value, description, tables) = x
+    symbols = stringprep.symbols(map_list, tables)
+    if len(symbols) == 0:
+        print "no symbol for %s %s (%s)" % (key, description, tables)
+        sys.exit(1)
+    v = value.split()
+    map_c.file.write("  {0x%x, %u, %u, %s}, /* %s: %s */\n"
+                % (key, len(v), offsetTable[key], symbols, ",".join(tables), description))
+
+map_c.file.write(
+'''
+};
+
+''')
+
+map_c.file.write(
+    "const size_t _wind_map_table_size = %u;\n\n" % len(trans))
+
+map_c.file.write(
+    "const uint32_t _wind_map_table_val[] = {\n")
+
+for x in valTable:
+    map_c.file.write("  0x%s,\n" % x)
+
+map_c.file.write(
+    "};\n\n")
+
+map_h.close()
+map_c.close()