3 /*-------------------------------------------------------------*/
4 /*--- Table for doing CRCs ---*/
6 /*-------------------------------------------------------------*/
9 This file is a part of bzip2 and/or libbzip2, a program and
10 library for lossless, block-sorting data compression.
12 Copyright (C) 1996-2002 Julian R Seward. All rights reserved.
14 Redistribution and use in source and binary forms, with or without
15 modification, are permitted provided that the following conditions
18 1. Redistributions of source code must retain the above copyright
19 notice, this list of conditions and the following disclaimer.
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.
26 3. Altered source versions must be plainly marked as such, and must
27 not be misrepresented as being the original software.
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
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.
45 Julian Seward, Cambridge, UK.
47 bzip2/libbzip2 version 1.0 of 21 March 2000
49 This program is based on (at least) the work of:
59 For more information on these sources, see the manual.
63 #include "bzlib_private.h"
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
72 UInt32 BZ2_crc32Table[256] = {
74 /*-- Ugly, innit? --*/
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
143 /*-------------------------------------------------------------*/
144 /*--- end crctable.c ---*/
145 /*-------------------------------------------------------------*/