5 /*****************************************************************/
9 /* The following CRC lookup table was generated automagically */
10 /* by the Rocksoft^tm Model CRC Algorithm Table Generation */
11 /* Program V1.0 using the following model parameters: */
13 /* Width : 4 bytes. */
14 /* Poly : 0x04C11DB7L */
17 /* For more information on the Rocksoft^tm Model CRC Algorithm, */
18 /* see the document titled "A Painless Guide to CRC Error */
19 /* Detection Algorithms" by Ross Williams */
20 /* (ross@guest.adelaide.edu.au.). This document is likely to be */
21 /* in the FTP archive "ftp.adelaide.edu.au/pub/rocksoft". */
23 /*****************************************************************/
25 const ACE_UINT32 crc_table
[] =
27 0x00000000L
, 0x77073096L
, 0xEE0E612CL
, 0x990951BAL
,
28 0x076DC419L
, 0x706AF48FL
, 0xE963A535L
, 0x9E6495A3L
,
29 0x0EDB8832L
, 0x79DCB8A4L
, 0xE0D5E91EL
, 0x97D2D988L
,
30 0x09B64C2BL
, 0x7EB17CBDL
, 0xE7B82D07L
, 0x90BF1D91L
,
31 0x1DB71064L
, 0x6AB020F2L
, 0xF3B97148L
, 0x84BE41DEL
,
32 0x1ADAD47DL
, 0x6DDDE4EBL
, 0xF4D4B551L
, 0x83D385C7L
,
33 0x136C9856L
, 0x646BA8C0L
, 0xFD62F97AL
, 0x8A65C9ECL
,
34 0x14015C4FL
, 0x63066CD9L
, 0xFA0F3D63L
, 0x8D080DF5L
,
35 0x3B6E20C8L
, 0x4C69105EL
, 0xD56041E4L
, 0xA2677172L
,
36 0x3C03E4D1L
, 0x4B04D447L
, 0xD20D85FDL
, 0xA50AB56BL
,
37 0x35B5A8FAL
, 0x42B2986CL
, 0xDBBBC9D6L
, 0xACBCF940L
,
38 0x32D86CE3L
, 0x45DF5C75L
, 0xDCD60DCFL
, 0xABD13D59L
,
39 0x26D930ACL
, 0x51DE003AL
, 0xC8D75180L
, 0xBFD06116L
,
40 0x21B4F4B5L
, 0x56B3C423L
, 0xCFBA9599L
, 0xB8BDA50FL
,
41 0x2802B89EL
, 0x5F058808L
, 0xC60CD9B2L
, 0xB10BE924L
,
42 0x2F6F7C87L
, 0x58684C11L
, 0xC1611DABL
, 0xB6662D3DL
,
43 0x76DC4190L
, 0x01DB7106L
, 0x98D220BCL
, 0xEFD5102AL
,
44 0x71B18589L
, 0x06B6B51FL
, 0x9FBFE4A5L
, 0xE8B8D433L
,
45 0x7807C9A2L
, 0x0F00F934L
, 0x9609A88EL
, 0xE10E9818L
,
46 0x7F6A0DBBL
, 0x086D3D2DL
, 0x91646C97L
, 0xE6635C01L
,
47 0x6B6B51F4L
, 0x1C6C6162L
, 0x856530D8L
, 0xF262004EL
,
48 0x6C0695EDL
, 0x1B01A57BL
, 0x8208F4C1L
, 0xF50FC457L
,
49 0x65B0D9C6L
, 0x12B7E950L
, 0x8BBEB8EAL
, 0xFCB9887CL
,
50 0x62DD1DDFL
, 0x15DA2D49L
, 0x8CD37CF3L
, 0xFBD44C65L
,
51 0x4DB26158L
, 0x3AB551CEL
, 0xA3BC0074L
, 0xD4BB30E2L
,
52 0x4ADFA541L
, 0x3DD895D7L
, 0xA4D1C46DL
, 0xD3D6F4FBL
,
53 0x4369E96AL
, 0x346ED9FCL
, 0xAD678846L
, 0xDA60B8D0L
,
54 0x44042D73L
, 0x33031DE5L
, 0xAA0A4C5FL
, 0xDD0D7CC9L
,
55 0x5005713CL
, 0x270241AAL
, 0xBE0B1010L
, 0xC90C2086L
,
56 0x5768B525L
, 0x206F85B3L
, 0xB966D409L
, 0xCE61E49FL
,
57 0x5EDEF90EL
, 0x29D9C998L
, 0xB0D09822L
, 0xC7D7A8B4L
,
58 0x59B33D17L
, 0x2EB40D81L
, 0xB7BD5C3BL
, 0xC0BA6CADL
,
59 0xEDB88320L
, 0x9ABFB3B6L
, 0x03B6E20CL
, 0x74B1D29AL
,
60 0xEAD54739L
, 0x9DD277AFL
, 0x04DB2615L
, 0x73DC1683L
,
61 0xE3630B12L
, 0x94643B84L
, 0x0D6D6A3EL
, 0x7A6A5AA8L
,
62 0xE40ECF0BL
, 0x9309FF9DL
, 0x0A00AE27L
, 0x7D079EB1L
,
63 0xF00F9344L
, 0x8708A3D2L
, 0x1E01F268L
, 0x6906C2FEL
,
64 0xF762575DL
, 0x806567CBL
, 0x196C3671L
, 0x6E6B06E7L
,
65 0xFED41B76L
, 0x89D32BE0L
, 0x10DA7A5AL
, 0x67DD4ACCL
,
66 0xF9B9DF6FL
, 0x8EBEEFF9L
, 0x17B7BE43L
, 0x60B08ED5L
,
67 0xD6D6A3E8L
, 0xA1D1937EL
, 0x38D8C2C4L
, 0x4FDFF252L
,
68 0xD1BB67F1L
, 0xA6BC5767L
, 0x3FB506DDL
, 0x48B2364BL
,
69 0xD80D2BDAL
, 0xAF0A1B4CL
, 0x36034AF6L
, 0x41047A60L
,
70 0xDF60EFC3L
, 0xA867DF55L
, 0x316E8EEFL
, 0x4669BE79L
,
71 0xCB61B38CL
, 0xBC66831AL
, 0x256FD2A0L
, 0x5268E236L
,
72 0xCC0C7795L
, 0xBB0B4703L
, 0x220216B9L
, 0x5505262FL
,
73 0xC5BA3BBEL
, 0xB2BD0B28L
, 0x2BB45A92L
, 0x5CB36A04L
,
74 0xC2D7FFA7L
, 0xB5D0CF31L
, 0x2CD99E8BL
, 0x5BDEAE1DL
,
75 0x9B64C2B0L
, 0xEC63F226L
, 0x756AA39CL
, 0x026D930AL
,
76 0x9C0906A9L
, 0xEB0E363FL
, 0x72076785L
, 0x05005713L
,
77 0x95BF4A82L
, 0xE2B87A14L
, 0x7BB12BAEL
, 0x0CB61B38L
,
78 0x92D28E9BL
, 0xE5D5BE0DL
, 0x7CDCEFB7L
, 0x0BDBDF21L
,
79 0x86D3D2D4L
, 0xF1D4E242L
, 0x68DDB3F8L
, 0x1FDA836EL
,
80 0x81BE16CDL
, 0xF6B9265BL
, 0x6FB077E1L
, 0x18B74777L
,
81 0x88085AE6L
, 0xFF0F6A70L
, 0x66063BCAL
, 0x11010B5CL
,
82 0x8F659EFFL
, 0xF862AE69L
, 0x616BFFD3L
, 0x166CCF45L
,
83 0xA00AE278L
, 0xD70DD2EEL
, 0x4E048354L
, 0x3903B3C2L
,
84 0xA7672661L
, 0xD06016F7L
, 0x4969474DL
, 0x3E6E77DBL
,
85 0xAED16A4AL
, 0xD9D65ADCL
, 0x40DF0B66L
, 0x37D83BF0L
,
86 0xA9BCAE53L
, 0xDEBB9EC5L
, 0x47B2CF7FL
, 0x30B5FFE9L
,
87 0xBDBDF21CL
, 0xCABAC28AL
, 0x53B39330L
, 0x24B4A3A6L
,
88 0xBAD03605L
, 0xCDD70693L
, 0x54DE5729L
, 0x23D967BFL
,
89 0xB3667A2EL
, 0xC4614AB8L
, 0x5D681B02L
, 0x2A6F2B94L
,
90 0xB40BBE37L
, 0xC30C8EA1L
, 0x5A05DF1BL
, 0x2D02EF8DL
93 /*****************************************************************/
94 /* End of CRC Lookup Table */
95 /*****************************************************************/
98 #define COMPUTE(var, ch) (var) = (crc_table[(var ^ ch) & 0xFF] ^ (var >> 8))
100 // Open versioned namespace, if enabled by the user.
101 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
104 ACE::crc32 (const char *string
)
106 ACE_UINT32 crc
= 0xFFFFFFFF;
108 for (const char *p
= string
;
119 ACE::crc32 (const void *buffer
, size_t len
, ACE_UINT32 crc
)
123 for (const char *p
= (const char *) buffer
,
124 *e
= (const char *) buffer
+ len
;
135 ACE::crc32 (const iovec
*iov
, int len
, ACE_UINT32 crc
)
139 for (int i
= 0; i
< len
; ++i
)
141 for (const char *p
= (const char *) iov
[i
].iov_base
,
142 *e
= (const char *) iov
[i
].iov_base
+ iov
[i
].iov_len
;
151 // Close versioned namespace, if enabled by the user.
152 ACE_END_VERSIONED_NAMESPACE_DECL