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-rw-r--r--third_party/heimdal/lib/wind/gen-normalize.py211
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diff --git a/third_party/heimdal/lib/wind/gen-normalize.py b/third_party/heimdal/lib/wind/gen-normalize.py
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+++ b/third_party/heimdal/lib/wind/gen-normalize.py
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+#!/usr/local/bin/python
+# -*- coding: iso-8859-1 -*-
+
+# $Id$
+
+# 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 UnicodeData
+import util
+
+if len(sys.argv) != 4:
+ print("usage: %s UnicodeData.txt"
+ " CompositionExclusions-3.2.0.txt out-dir" % sys.argv[0])
+ sys.exit(1)
+
+ud = UnicodeData.read(sys.argv[1])
+
+def sortedKeys(d):
+ """Return a sorted list of the keys of a dict"""
+ keys = list(d.keys())
+ keys.sort()
+ return keys
+
+trans = dict([(k, [re.sub('<[a-zA-Z]+>', '', v[4]), v[0]])
+ for k,v in ud.items() if v[4]])
+
+maxLength = 0
+for v in trans.values():
+ maxLength = max(maxLength, len(v[0].split()))
+
+normalize_h = generate.Header('%s/normalize_table.h' % sys.argv[3])
+normalize_c = generate.Implementation('%s/normalize_table.c' % sys.argv[3])
+
+normalize_h.file.write(
+'''
+#include <krb5-types.h>
+
+#define MAX_LENGTH_CANON %u
+
+struct translation {
+ uint32_t key;
+ unsigned short val_len;
+ unsigned short val_offset;
+};
+
+extern const struct translation _wind_normalize_table[];
+
+extern const uint32_t _wind_normalize_val_table[];
+
+extern const size_t _wind_normalize_table_size;
+
+struct canon_node {
+ uint32_t val;
+ unsigned char next_start;
+ unsigned char next_end;
+ unsigned short next_offset;
+};
+
+extern const struct canon_node _wind_canon_table[];
+
+extern const unsigned short _wind_canon_next_table[];
+''' % maxLength)
+
+normalize_c.file.write(
+'''
+#include "normalize_table.h"
+#include <stdlib.h>
+
+const struct translation _wind_normalize_table[] = {
+''')
+
+normalizeValTable = []
+
+for k in sortedKeys(trans) :
+ v = trans[k]
+ (key, value, description) = k, v[0], v[1]
+ vec = [int(x, 0x10) for x in value.split()];
+ offset = util.subList(normalizeValTable, vec)
+ if not offset:
+ offset = len(normalizeValTable)
+ normalizeValTable.extend(vec) # [("0x%s" % i) for i in vec])
+ normalize_c.file.write(" {0x%x, %u, %u}, /* %s */\n"
+ % (key, len(vec), offset, description))
+
+normalize_c.file.write(
+'''};
+
+''')
+
+normalize_c.file.write(
+ "const size_t _wind_normalize_table_size = %u;\n\n" % len(trans))
+
+normalize_c.file.write("const uint32_t _wind_normalize_val_table[] = {\n")
+
+for v in normalizeValTable:
+ normalize_c.file.write(" 0x%x,\n" % v)
+
+normalize_c.file.write("};\n\n");
+
+exclusions = UnicodeData.read(sys.argv[2])
+
+inv = dict([(''.join(["%05x" % int(x, 0x10) for x in v[4].split(' ')]),
+ [k, v[0]])
+ for k,v in ud.items()
+ if v[4] and not re.search('<[a-zA-Z]+> *', v[4]) and not k in exclusions])
+
+table = 0
+
+tables = {}
+
+def createTable():
+ """add a new table"""
+ global table, tables
+ ret = table
+ table += 1
+ tables[ret] = [0] + [None] * 16
+ return ret
+
+def add(table, k, v):
+ """add an entry (k, v) to table (recursively)"""
+ if len(k) == 0:
+ table[0] = v[0]
+ else:
+ i = int(k[0], 0x10) + 1
+ if table[i] == None:
+ table[i] = createTable()
+ add(tables[table[i]], k[1:], v)
+
+top = createTable()
+
+for k,v in inv.items():
+ add(tables[top], k, v)
+
+next_table = []
+tableToNext = {}
+tableEnd = {}
+tableStart = {}
+
+for k in sortedKeys(tables) :
+ t = tables[k]
+ tableToNext[k] = len(next_table)
+ l = t[1:]
+ start = 0
+ while start < 16 and l[start] == None:
+ start += 1
+ end = 16
+ while end > start and l[end - 1] == None:
+ end -= 1
+ tableStart[k] = start
+ tableEnd[k] = end
+ n = []
+ for i in range(start, end):
+ x = l[i]
+ if x:
+ n.append(x)
+ else:
+ n.append(0)
+ next_table.extend(n)
+
+normalize_c.file.write("const struct canon_node _wind_canon_table[] = {\n")
+
+for k in sortedKeys(tables) :
+ t = tables[k]
+ normalize_c.file.write(" {0x%x, %u, %u, %u},\n" %
+ (t[0], tableStart[k], tableEnd[k], tableToNext[k]))
+
+normalize_c.file.write("};\n\n")
+
+normalize_c.file.write("const unsigned short _wind_canon_next_table[] = {\n")
+
+for k in next_table:
+ normalize_c.file.write(" %u,\n" % k)
+
+normalize_c.file.write("};\n\n")
+
+normalize_h.close()
+normalize_c.close()