1 #include <config.h>
2 
3 /*-------------------------------------------------------------*/
4 /*--- Table for doing CRCs                                  ---*/
5 /*---                                            crctable.c ---*/
6 /*-------------------------------------------------------------*/
7 
8 /*--
9   This file is a part of bzip2 and/or libbzip2, a program and
10   library for lossless, block-sorting data compression.
11 
12   Copyright (C) 1996-2002 Julian R Seward.  All rights reserved.
13 
14   Redistribution and use in source and binary forms, with or without
15   modification, are permitted provided that the following conditions
16   are met:
17 
18   1. Redistributions of source code must retain the above copyright
19      notice, this list of conditions and the following disclaimer.
20 
21   2. The origin of this software must not be misrepresented; you must
22      not claim that you wrote the original software.  If you use this
23      software in a product, an acknowledgment in the product
24      documentation would be appreciated but is not required.
25 
26   3. Altered source versions must be plainly marked as such, and must
27      not be misrepresented as being the original software.
28 
29   4. The name of the author may not be used to endorse or promote
30      products derived from this software without specific prior written
31      permission.
32 
33   THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
34   OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
35   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
36   ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
37   DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
38   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
39   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
40   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
41   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
42   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
43   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44 
45   Julian Seward, Cambridge, UK.
46   jseward@acm.org
47   bzip2/libbzip2 version 1.0 of 21 March 2000
48 
49   This program is based on (at least) the work of:
50      Mike Burrows
51      David Wheeler
52      Peter Fenwick
53      Alistair Moffat
54      Radford Neal
55      Ian H. Witten
56      Robert Sedgewick
57      Jon L. Bentley
58 
59   For more information on these sources, see the manual.
60 --*/
61 
62 
63 #include "bzlib_private.h"
64 
65 /*--
66   I think this is an implementation of the AUTODIN-II,
67   Ethernet & FDDI 32-bit CRC standard.  Vaguely derived
68   from code by Rob Warnock, in Section 51 of the
69   comp.compression FAQ.
70 --*/
71 
72 UInt32 BZ2_crc32Table[256] = {
73 
74    /*-- Ugly, innit? --*/
75 
76    0x00000000L, 0x04c11db7L, 0x09823b6eL, 0x0d4326d9L,
77    0x130476dcL, 0x17c56b6bL, 0x1a864db2L, 0x1e475005L,
78    0x2608edb8L, 0x22c9f00fL, 0x2f8ad6d6L, 0x2b4bcb61L,
79    0x350c9b64L, 0x31cd86d3L, 0x3c8ea00aL, 0x384fbdbdL,
80    0x4c11db70L, 0x48d0c6c7L, 0x4593e01eL, 0x4152fda9L,
81    0x5f15adacL, 0x5bd4b01bL, 0x569796c2L, 0x52568b75L,
82    0x6a1936c8L, 0x6ed82b7fL, 0x639b0da6L, 0x675a1011L,
83    0x791d4014L, 0x7ddc5da3L, 0x709f7b7aL, 0x745e66cdL,
84    0x9823b6e0L, 0x9ce2ab57L, 0x91a18d8eL, 0x95609039L,
85    0x8b27c03cL, 0x8fe6dd8bL, 0x82a5fb52L, 0x8664e6e5L,
86    0xbe2b5b58L, 0xbaea46efL, 0xb7a96036L, 0xb3687d81L,
87    0xad2f2d84L, 0xa9ee3033L, 0xa4ad16eaL, 0xa06c0b5dL,
88    0xd4326d90L, 0xd0f37027L, 0xddb056feL, 0xd9714b49L,
89    0xc7361b4cL, 0xc3f706fbL, 0xceb42022L, 0xca753d95L,
90    0xf23a8028L, 0xf6fb9d9fL, 0xfbb8bb46L, 0xff79a6f1L,
91    0xe13ef6f4L, 0xe5ffeb43L, 0xe8bccd9aL, 0xec7dd02dL,
92    0x34867077L, 0x30476dc0L, 0x3d044b19L, 0x39c556aeL,
93    0x278206abL, 0x23431b1cL, 0x2e003dc5L, 0x2ac12072L,
94    0x128e9dcfL, 0x164f8078L, 0x1b0ca6a1L, 0x1fcdbb16L,
95    0x018aeb13L, 0x054bf6a4L, 0x0808d07dL, 0x0cc9cdcaL,
96    0x7897ab07L, 0x7c56b6b0L, 0x71159069L, 0x75d48ddeL,
97    0x6b93dddbL, 0x6f52c06cL, 0x6211e6b5L, 0x66d0fb02L,
98    0x5e9f46bfL, 0x5a5e5b08L, 0x571d7dd1L, 0x53dc6066L,
99    0x4d9b3063L, 0x495a2dd4L, 0x44190b0dL, 0x40d816baL,
100    0xaca5c697L, 0xa864db20L, 0xa527fdf9L, 0xa1e6e04eL,
101    0xbfa1b04bL, 0xbb60adfcL, 0xb6238b25L, 0xb2e29692L,
102    0x8aad2b2fL, 0x8e6c3698L, 0x832f1041L, 0x87ee0df6L,
103    0x99a95df3L, 0x9d684044L, 0x902b669dL, 0x94ea7b2aL,
104    0xe0b41de7L, 0xe4750050L, 0xe9362689L, 0xedf73b3eL,
105    0xf3b06b3bL, 0xf771768cL, 0xfa325055L, 0xfef34de2L,
106    0xc6bcf05fL, 0xc27dede8L, 0xcf3ecb31L, 0xcbffd686L,
107    0xd5b88683L, 0xd1799b34L, 0xdc3abdedL, 0xd8fba05aL,
108    0x690ce0eeL, 0x6dcdfd59L, 0x608edb80L, 0x644fc637L,
109    0x7a089632L, 0x7ec98b85L, 0x738aad5cL, 0x774bb0ebL,
110    0x4f040d56L, 0x4bc510e1L, 0x46863638L, 0x42472b8fL,
111    0x5c007b8aL, 0x58c1663dL, 0x558240e4L, 0x51435d53L,
112    0x251d3b9eL, 0x21dc2629L, 0x2c9f00f0L, 0x285e1d47L,
113    0x36194d42L, 0x32d850f5L, 0x3f9b762cL, 0x3b5a6b9bL,
114    0x0315d626L, 0x07d4cb91L, 0x0a97ed48L, 0x0e56f0ffL,
115    0x1011a0faL, 0x14d0bd4dL, 0x19939b94L, 0x1d528623L,
116    0xf12f560eL, 0xf5ee4bb9L, 0xf8ad6d60L, 0xfc6c70d7L,
117    0xe22b20d2L, 0xe6ea3d65L, 0xeba91bbcL, 0xef68060bL,
118    0xd727bbb6L, 0xd3e6a601L, 0xdea580d8L, 0xda649d6fL,
119    0xc423cd6aL, 0xc0e2d0ddL, 0xcda1f604L, 0xc960ebb3L,
120    0xbd3e8d7eL, 0xb9ff90c9L, 0xb4bcb610L, 0xb07daba7L,
121    0xae3afba2L, 0xaafbe615L, 0xa7b8c0ccL, 0xa379dd7bL,
122    0x9b3660c6L, 0x9ff77d71L, 0x92b45ba8L, 0x9675461fL,
123    0x8832161aL, 0x8cf30badL, 0x81b02d74L, 0x857130c3L,
124    0x5d8a9099L, 0x594b8d2eL, 0x5408abf7L, 0x50c9b640L,
125    0x4e8ee645L, 0x4a4ffbf2L, 0x470cdd2bL, 0x43cdc09cL,
126    0x7b827d21L, 0x7f436096L, 0x7200464fL, 0x76c15bf8L,
127    0x68860bfdL, 0x6c47164aL, 0x61043093L, 0x65c52d24L,
128    0x119b4be9L, 0x155a565eL, 0x18197087L, 0x1cd86d30L,
129    0x029f3d35L, 0x065e2082L, 0x0b1d065bL, 0x0fdc1becL,
130    0x3793a651L, 0x3352bbe6L, 0x3e119d3fL, 0x3ad08088L,
131    0x2497d08dL, 0x2056cd3aL, 0x2d15ebe3L, 0x29d4f654L,
132    0xc5a92679L, 0xc1683bceL, 0xcc2b1d17L, 0xc8ea00a0L,
133    0xd6ad50a5L, 0xd26c4d12L, 0xdf2f6bcbL, 0xdbee767cL,
134    0xe3a1cbc1L, 0xe760d676L, 0xea23f0afL, 0xeee2ed18L,
135    0xf0a5bd1dL, 0xf464a0aaL, 0xf9278673L, 0xfde69bc4L,
136    0x89b8fd09L, 0x8d79e0beL, 0x803ac667L, 0x84fbdbd0L,
137    0x9abc8bd5L, 0x9e7d9662L, 0x933eb0bbL, 0x97ffad0cL,
138    0xafb010b1L, 0xab710d06L, 0xa6322bdfL, 0xa2f33668L,
139    0xbcb4666dL, 0xb8757bdaL, 0xb5365d03L, 0xb1f740b4L
140 };
141 
142 
143 /*-------------------------------------------------------------*/
144 /*--- end                                        crctable.c ---*/
145 /*-------------------------------------------------------------*/
146