dlls/oleaut32/hash.c

   1 /*
   2  * Oleaut32 hash functions
   3  *
   4  * Copyright 1999 Corel Corporation
   5  *           2001 Jon Griffiths
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  *
  21  * FIXME: Not all locales are supported yet.
  22  */
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "wingdi.h"
  26 #include "winuser.h"
  27 #include "winnls.h"
  28 #include "ole2.h"
  29 #include "olectl.h"
  30 #include "wine/debug.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  33
  34 static const unsigned char Lookup405[128 * 3] = {
  35  /* Common */
  36  0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C,
  37  0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
  38  0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26,
  39  0x27, 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x00, 0x30, 0x31, 0x32, 0x33,
  40  0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F, 0x40,
  41  0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D,
  42  0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A,
  43  0x5B, 0x5C, 0x5D, 0x5E, 0x5F, 0x60, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
  44  0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 0x54,
  45  0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F,
  46
  47  /* Windows */
  48  0x7F, 0x7F, 0x82, 0x7F, 0x84, 0x85, 0x86, 0x87, 0x7F, 0x89, 0x53, 0x8B, 0x53,
  49  0x54, 0x5A, 0x5A, 0x7F, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x96, 0x7F, 0x99,
  50  0x53, 0x9B, 0x53, 0x54, 0x5A, 0x5A, 0xA0, 0x7F, 0xA2, 0x4C, 0xA4, 0x41, 0xA6,
  51  0xA7, 0xA8, 0xA9, 0x53, 0xAB, 0xAC, 0x96, 0xAE, 0x5A, 0xB0, 0xB1, 0xB2, 0x4C,
  52  0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0x41, 0x53, 0xBB, 0x4C, 0xBD, 0x4C, 0x5A, 0x52,
  53  0x41, 0x41, 0x41, 0x41, 0x4C, 0x43, 0x43, 0x43, 0x45, 0x45, 0x45, 0x45, 0x49,
  54  0x49, 0x44, 0xD0, 0x4E, 0x4E, 0x4F, 0x4F, 0x4F, 0x4F, 0xD7, 0x52, 0x55, 0x55,
  55  0x55, 0x55, 0x59, 0x54, 0xDF, 0x52, 0x41, 0x41, 0x41, 0x41, 0x4C, 0x43, 0x43,
  56  0x43, 0x45, 0x45, 0x45, 0x45, 0x49, 0x49, 0x44, 0xD0, 0x4E, 0x4E, 0x4F, 0x4F,
  57  0x4F, 0x4F, 0xF7, 0x52, 0x55, 0x55, 0x55, 0x55, 0x59, 0x54, 0xFF,
  58
  59  /* Mac */
  60  0x41, 0x41, 0x41, 0x45, 0x41, 0x4F, 0x55, 0x41, 0x41, 0x43, 0x41, 0x43, 0x43,
  61  0x43, 0x45, 0x5A, 0x5A, 0x44, 0x49, 0x44, 0x45, 0x45, 0x45, 0x4F, 0x45, 0x4F,
  62  0x4F, 0x4F, 0x55, 0x45, 0x45, 0x55, 0xA0, 0xA1, 0x45, 0xA3, 0xA4, 0xA5, 0xA6,
  63  0xA7, 0xA8, 0xA9, 0xAA, 0x45, 0xAC, 0xAD, 0x47, 0x49, 0x49, 0x49, 0xB2, 0xB3,
  64  0x49, 0x4B, 0xB6, 0xB7, 0x4C, 0x4C, 0x4C, 0x4C, 0x4C, 0x4C, 0x4C, 0x4E, 0x4E,
  65  0x4E, 0xC2, 0xC3, 0x4E, 0x4E, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0x4E, 0x4F, 0x4F,
  66  0x4F, 0x4F, 0xD0, 0xD0, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0x4F, 0x52, 0x52,
  67  0x52, 0xDC, 0xDD, 0x52, 0x52, 0x52, 0x53, 0xE2, 0xE3, 0x53, 0x53, 0x53, 0x41,
  68  0x54, 0x54, 0x49, 0x5A, 0x5A, 0x55, 0x4F, 0x4F, 0x55, 0x55, 0x55, 0x55, 0x55,
  69  0x55, 0x55, 0x55, 0x59, 0x59, 0x4B, 0x5A, 0x4C, 0x4C, 0x47, 0xFF
  70 };
  71
  72 static const unsigned char Lookup409[128 * 3] = {
  73  /* Common */
  74  0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C,
  75  0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
  76  0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26,
  77  0x27, 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x00, 0x30, 0x31, 0x32, 0x33,
  78  0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F, 0x40,
  79  0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D,
  80  0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x56, 0x58, 0x55, 0x5A,
  81  0x5B, 0x5C, 0x5D, 0x5E, 0x5F, 0x60, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
  82  0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 0x54,
  83  0x55, 0x56, 0x56, 0x58, 0x55, 0x5A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F,
  84
  85  /* Windows */
  86  0x7F, 0x7F, 0x82, 0x46, 0x84, 0x85, 0x86, 0x87, 0x7F, 0x89, 0x53, 0x8B, 0x8C,
  87  0x7F, 0x7F, 0x7F, 0x7F, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x96, 0x98, 0x99,
  88  0x53, 0x9B, 0x8C, 0x7F, 0x7F, 0x55, 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6,
  89  0xA7, 0xA8, 0xA9, 0x41, 0xAB, 0xAC, 0x96, 0xAE, 0xAF, 0xB0, 0xB1, 0x32, 0x33,
  90  0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0x31, 0x4F, 0xBB, 0xBC, 0xBD, 0xBE, 0xBF, 0x41,
  91  0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x43, 0x45, 0x45, 0x45, 0x45, 0x49, 0x49,
  92  0x49, 0x49, 0x44, 0x4E, 0x4F, 0x4F, 0x4F, 0x4F, 0x4F, 0xD7, 0x4F, 0x55, 0x55,
  93  0x55, 0x55, 0x55, 0xDE, 0xDF, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x43,
  94  0x45, 0x45, 0x45, 0x45, 0x49, 0x49, 0x49, 0x49, 0x44, 0x4E, 0x4F, 0x4F, 0x4F,
  95  0x4F, 0x4F, 0xF7, 0x4F, 0x55, 0x55, 0x55, 0x55, 0x55, 0xDE, 0x55,
  96
  97  /* Mac */
  98  0x41, 0x41, 0x43, 0x45, 0x4E, 0x4F, 0x55, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41,
  99  0x43, 0x45, 0x45, 0x45, 0x45, 0x49, 0x49, 0x49, 0x49, 0x4E, 0x4F, 0x4F, 0x4F,
 100  0x4F, 0x4F, 0x55, 0x55, 0x55, 0x55, 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6,
 101  0xA7, 0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0x41, 0x4F, 0xB0, 0xB1, 0xB2, 0xB3,
 102  0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0x41, 0x4F, 0xBD, 0x41, 0x4F, 0xC0,
 103  0xC1, 0xC2, 0xC3, 0x46, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0x41, 0x41, 0x4F,
 104  0xCE, 0xCE, 0xD0, 0xD0, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0x55, 0x55, 0xDA,
 105  0xDB, 0xDC, 0xDD, 0x3F, 0x3F, 0xE0, 0xE1, 0xE2, 0xE3, 0xE4, 0x41, 0x45, 0x41,
 106  0x45, 0x45, 0x49, 0x49, 0x49, 0x49, 0x4F, 0x4F, 0x3F, 0x4F, 0x55, 0x55, 0x55,
 107  0x49, 0x7F, 0xF7, 0x7F, 0xF9, 0xFA, 0xFB, 0x3F, 0xFD, 0xFE, 0x7F
 108 };
 109
 110 static const unsigned char Lookup419[128 * 3] = {
 111  /* Common */
 112  0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C,
 113  0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
 114  0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26,
 115  0x27, 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x00, 0x30, 0x31, 0x32, 0x33,
 116  0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F, 0x40,
 117  0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D,
 118  0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A,
 119  0x5B, 0x5C, 0x5D, 0x5E, 0x5F, 0x60, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
 120  0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 0x54,
 121  0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F,
 122
 123  /* Windows */
 124  0x7F, 0x7F, 0x82, 0x46, 0x84, 0x85, 0x86, 0x87, 0x7F, 0x89, 0x53, 0x8B, 0x8C,
 125  0x7F, 0x7F, 0x7F, 0x7F, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x96, 0x98, 0x99,
 126  0x53, 0x9B, 0x8C, 0x7F, 0x7F, 0x59, 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6,
 127  0xA7, 0xA8, 0xA9, 0x41, 0xAB, 0xAC, 0x96, 0xAE, 0xAF, 0xB0, 0xB1, 0x32, 0x33,
 128  0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0x31, 0x4F, 0xBB, 0xBC, 0xBD, 0xBE, 0xBF, 0x41,
 129  0x41, 0x41, 0x41, 0x41, 0x41, 0xC6, 0x43, 0x45, 0x45, 0x45, 0x45, 0x49, 0x49,
 130  0x49, 0x49, 0xD0, 0x4E, 0x4F, 0x4F, 0x4F, 0x4F, 0x4F, 0xD7, 0x4F, 0x55, 0x55,
 131  0x55, 0x55, 0x59, 0xDE, 0xDF, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0xC6, 0x43,
 132  0x45, 0x45, 0x45, 0x45, 0x49, 0x49, 0x49, 0x49, 0xD0, 0x4E, 0x4F, 0x4F, 0x4F,
 133  0x4F, 0x4F, 0xF7, 0x4F, 0x55, 0x55, 0x55, 0x55, 0x59, 0xDE, 0x59,
 134
 135  /* Mac */
 136  0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C,
 137  0x8D, 0x8E, 0x8F, 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99,
 138  0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F, 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6,
 139  0xA7, 0xA8, 0xA9, 0xAA, 0xAB, 0xAB, 0xAD, 0xAE, 0xAE, 0xB0, 0xB1, 0xB2, 0xB3,
 140  0xA7, 0xB5, 0xB6, 0xB7, 0xB8, 0xB8, 0xBA, 0xBA, 0xBC, 0xBC, 0xBE, 0xBE, 0xB7,
 141  0xC1, 0xC2, 0xC3, 0x46, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xCB, 0xCB, 0xCD,
 142  0xCD, 0xC1, 0xD0, 0xD0, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0xD8, 0xD8, 0xDA,
 143  0xDA, 0xDC, 0xDD, 0xDD, 0x9F, 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
 144  0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, 0x90, 0x91, 0x92, 0x93, 0x94,
 145  0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F
 146 };
 147
 148 static const unsigned char Lookup814[128 * 3] = {
 149  /* Common */
 150  0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C,
 151  0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
 152  0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26,
 153  0x27, 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F, 0x30, 0x31, 0x32, 0x33,
 154  0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F, 0x40,
 155  0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D,
 156  0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A,
 157  0x5B, 0x5C, 0x5D, 0x5E, 0x5F, 0x60, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
 158  0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 0x54,
 159  0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x7B, 0x7C, 0x7D, 0x7E, 0x00,
 160
 161  /* Windows */
 162  0x00, 0x00, 0x82, 0x46, 0x84, 0x85, 0x86, 0x87, 0x00, 0x89, 0x53, 0x8B, 0x8C,
 163  0x00, 0x00, 0x00, 0x00, 0x91, 0x92, 0x93, 0x94, 0x95, 0x2D, 0x2D, 0x98, 0x99,
 164  0x53, 0x9B, 0x8C, 0x00, 0x00, 0x59, 0x09, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6,
 165  0xA7, 0xA8, 0xA9, 0x41, 0xAB, 0xAC, 0x2D, 0xAE, 0xAF, 0xB0, 0xB1, 0x32, 0x33,
 166  0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0x31, 0x4F, 0xBB, 0xBC, 0xBD, 0xBE, 0xBF, 0x41,
 167  0x41, 0x41, 0x41, 0xC4, 0xC5, 0xC4, 0x43, 0x45, 0x45, 0x45, 0x45, 0x49, 0x49,
 168  0x49, 0x49, 0x44, 0x4E, 0x4F, 0x4F, 0x4F, 0x4F, 0xD6, 0xD7, 0xD6, 0x55, 0x55,
 169  0x55, 0x59, 0x59, 0xDE, 0xDF, 0x41, 0x41, 0x41, 0x41, 0xC4, 0xC5, 0xC4, 0x43,
 170  0x45, 0x45, 0x45, 0x45, 0x49, 0x49, 0x49, 0x49, 0x44, 0x4E, 0x4F, 0x4F, 0x4F,
 171  0x4F, 0xD6, 0xF7, 0xD6, 0x55, 0x55, 0x55, 0x59, 0x59, 0xDE, 0x59,
 172
 173  /* Mac */
 174  0x80, 0x81, 0x43, 0x45, 0x4E, 0x85, 0x59, 0x41, 0x41, 0x41, 0x80, 0x41, 0x81,
 175  0x43, 0x45, 0x45, 0x45, 0x45, 0x49, 0x49, 0x49, 0x49, 0x4E, 0x4F, 0x4F, 0x4F,
 176  0x85, 0x4F, 0x55, 0x55, 0x55, 0x59, 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6,
 177  0xA7, 0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0x80, 0x85, 0xB0, 0xB1, 0xB2, 0xB3,
 178  0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0x41, 0x4F, 0xBD, 0x80, 0x85, 0xC0,
 179  0xC1, 0xC2, 0xC3, 0x46, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0x09, 0x41, 0x41, 0x4F,
 180  0xCE, 0xCE, 0x2D, 0x2D, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0x59, 0x59, 0xDA,
 181  0xDB, 0xDC, 0xDD, 0x3F, 0x3F, 0xE0, 0xE1, 0xE2, 0xE3, 0xE4, 0x41, 0x45, 0x41,
 182  0x45, 0x45, 0x49, 0x49, 0x49, 0x49, 0x4F, 0x4F, 0x3F, 0x4F, 0x55, 0x55, 0x55,
 183  0x49, 0x00, 0xF7, 0x00, 0xF9, 0xFA, 0xFB, 0x3F, 0xFD, 0xFE, 0x00
 184 };
 185
 186 /***********************************************************************
 187  *              LHashValOfNameSysA (OLEAUT32.166)
 188  *
 189  * Produce a two part hash: The high word is based on skind and lcid,
 190  * the low word is based on a repeated string hash of skind/str.
 191  */
 192 ULONG WINAPI LHashValOfNameSysA( SYSKIND skind, LCID lcid, LPCSTR lpStr)
 193 {
 194   ULONG nOffset, nMask = skind == SYS_MAC ? 1 : 0;
 195   ULONG nHiWord, nLoWord = 0x0deadbee;
 196   const unsigned char *str = (const unsigned char *)lpStr, *pnLookup = NULL;
 197
 198   if (!str)
 199     return 0;
 200
 201   switch (lcid)
 202   {
 203   case 0x405:
 204     nOffset = 32;
 205     pnLookup = Lookup405;
 206     break;
 207   case 0x409:
 208     nOffset = 16;
 209     pnLookup = Lookup409;
 210     break;
 211   case 0x419:
 212     nOffset = 48;
 213     pnLookup = Lookup419;
 214     break;
 215   case 0x814:
 216     nOffset = 176;
 217     pnLookup = Lookup814;
 218     break;
 219   default:
 220     ERR("No hash for LCID %x, returning '0x00424242', please report\n", (unsigned)lcid);
 221     return 0x00424242;
 222   }
 223
 224   nHiWord = (nOffset | nMask) << 16;
 225
 226   while (*str)
 227   {
 228     ULONG newLoWord = 0, i;
 229
 230     /* Cumulative prime multiplication (*37) with modulo 2^32 wrap-around */
 231     for (i = 0; i < 37; i++)
 232       newLoWord += nLoWord;
 233
 234     nLoWord = newLoWord + pnLookup[*str > 0x7f && nMask ? *str + 0x80 : *str];
 235     str++;
 236   }
 237   /* Constrain to a prime modulo and sizeof(WORD) */
 238   nLoWord = (nLoWord % 65599) & 0xffff;
 239
 240   return nHiWord | nLoWord;
 241 }
 242
 243 /***********************************************************************
 244  *              LHashValOfNameSys (OLEAUT32.165)
 245  */
 246 ULONG WINAPI LHashValOfNameSys( SYSKIND skind, LCID lcid, LPCOLESTR str)
 247 {
 248     LPSTR       strA;
 249     ULONG       res;
 250     INT len;
 251
 252     if (!str) return 0;
 253     len = WideCharToMultiByte( CP_ACP, 0, str, -1, NULL, 0, NULL, NULL );
 254     strA = HeapAlloc( GetProcessHeap(), 0, len );
 255     WideCharToMultiByte( CP_ACP, 0, str, -1, strA, len, NULL, NULL );
 256     res = LHashValOfNameSysA(skind, lcid, strA);
 257     HeapFree(GetProcessHeap(), 0, strA);
 258     return res;
 259 }