Subversion Repositories tpanel

Rev

Rev 432 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 432 Rev 434
Line 38... Line 38...
38 
        uint32_t singletable_crc32c(uint32_t crc, const void *buf, size_t size);
 38 
        uint32_t singletable_crc32c(uint32_t crc, const void *buf, size_t size);
39 
 
 39 
 
40 
    private:
 40 
    private:
41 
        uint32_t mCrc32{0};
 41 
        uint32_t mCrc32{0};
42 
 
 42 
 
43 
        const uint32_t crc32_tab[256] = {
 - 
 
44 
            0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f,
 - 
 
45 
            0xe963a535, 0x9e6495a3,	0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
 - 
 
46 
            0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2,
 - 
 
47 
            0xf3b97148, 0x84be41de,	0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
 - 
 
48 
            0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec,	0x14015c4f, 0x63066cd9,
 - 
 
49 
            0xfa0f3d63, 0x8d080df5,	0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
 - 
 
50 
            0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,	0x35b5a8fa, 0x42b2986c,
 - 
 
51 
            0xdbbbc9d6, 0xacbcf940,	0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
 - 
 
52 
            0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423,
 - 
 
53 
            0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
 - 
 
54 
            0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,	0x76dc4190, 0x01db7106,
 - 
 
55 
            0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
 - 
 
56 
            0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d,
 - 
 
57 
            0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
 - 
 
58 
            0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950,
 - 
 
59 
            0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
 - 
 
60 
            0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7,
 - 
 
61 
            0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
 - 
 
62 
            0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa,
 - 
 
63 
            0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
 - 
 
64 
            0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81,
 - 
 
65 
            0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
 - 
 
66 
            0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84,
 - 
 
67 
            0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
 - 
 
68 
            0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb,
 - 
 
69 
            0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
 - 
 
70 
            0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e,
 - 
 
71 
            0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
 - 
 
72 
            0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55,
 - 
 
73 
            0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
 - 
 
74 
            0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28,
 - 
 
75 
            0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
 - 
 
76 
            0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f,
 - 
 
77 
            0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
 - 
 
78 
            0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242,
 - 
 
79 
            0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
 - 
 
80 
            0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69,
 - 
 
81 
            0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
 - 
 
82 
            0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc,
 - 
 
83 
            0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
 - 
 
84 
            0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693,
 - 
 
85 
            0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
 - 
 
86 
            0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
 - 
 
87 
        };
 - 
 
88 
 
 - 
 
89 
        /*
 - 
 
90 
         * A function that calculates the CRC-32 based on the table above is
 - 
 
91 
         * given below for documentation purposes. An equivalent implementation
 - 
 
92 
         * of this function that's actually used in the kernel can be found
 - 
 
93 
         * in sys/libkern.h, where it can be inlined.
 - 
 
94 
         *
 - 
 
95 
         *	uint32_t
 - 
 
96 
         *	crc32(const void *buf, size_t size)
 - 
 
97 
         *	{
 - 
 
98 
         *		const uint8_t *p = buf;
 - 
 
99 
         *		uint32_t crc;
 - 
 
100 
         *
 - 
 
101 
         *		crc = ~0U;
 - 
 
102 
         *		while (size--)
 - 
 
103 
         *			crc = crc32_tab[(crc ^ *p++) & 0xFF] ^ (crc >> 8);
 - 
 
104 
         *		return crc ^ ~0U;
 - 
 
105 
         *	}
 - 
 
106 
         */
 - 
 
107 
 
 - 
 
108 
        /* CRC32C routines, these use a different polynomial */
 43 
        /* CRC32C routines, these use a different polynomial */
109 
        /*****************************************************************/
 44 
        /*****************************************************************/
110 
        /*                                                               */
 45 
        /*                                                               */
111 
        /* CRC LOOKUP TABLE                                              */
 46 
        /* CRC LOOKUP TABLE                                              */
112 
        /* ================                                              */
 47 
        /* ================                                              */
Line 245... Line 180...
245 
 
 180 
 
246 
        /*
 181 
        /*
247 
         * end of the CRC lookup table crc_tableil8_o32
 182 
         * end of the CRC lookup table crc_tableil8_o32
248 
         */
 183 
         */
249 
 
 184 
 
250 
 
 - 
 
251 
 
 - 
 
252 
        /*
 185 
        /*
253 
         * The following CRC lookup table was generated automagically using the
 186 
         * The following CRC lookup table was generated automagically using the
254 
         * following model parameters:
 187 
         * following model parameters:
255 
         *
 188 
         *
256 
         * Generator Polynomial = ................. 0x1EDC6F41
 189 
         * Generator Polynomial = ................. 0x1EDC6F41
Line 301... Line 234...
301 
 
 234 
 
302 
        /*
 235 
        /*
303 
         * end of the CRC lookup table crc_tableil8_o40
 236 
         * end of the CRC lookup table crc_tableil8_o40
304 
         */
 237 
         */
305 
 
 238 
 
306 
 
 - 
 
307 
 
 - 
 
308 
        /*
 239 
        /*
309 
         * The following CRC lookup table was generated automagically using the
 240 
         * The following CRC lookup table was generated automagically using the
310 
         * following model parameters:
 241 
         * following model parameters:
311 
         *
 242 
         *
312 
         * Generator Polynomial = ................. 0x1EDC6F41
 243 
         * Generator Polynomial = ................. 0x1EDC6F41
Line 357... Line 288...
357 
 
 288 
 
358 
        /*
 289 
        /*
359 
         * end of the CRC lookup table crc_tableil8_o48
 290 
         * end of the CRC lookup table crc_tableil8_o48
360 
         */
 291 
         */
361 
 
 292 
 
362 
 
 - 
 
363 
 
 - 
 
364 
        /*
 293 
        /*
365 
         * The following CRC lookup table was generated automagically using the
 294 
         * The following CRC lookup table was generated automagically using the
366 
         * following model parameters:
 295 
         * following model parameters:
367 
         *
 296 
         *
368 
         * Generator Polynomial = ................. 0x1EDC6F41
 297 
         * Generator Polynomial = ................. 0x1EDC6F41
Line 413... Line 342...
413 
 
 342 
 
414 
        /*
 343 
        /*
415 
         * end of the CRC lookup table crc_tableil8_o56
 344 
         * end of the CRC lookup table crc_tableil8_o56
416 
         */
 345 
         */
417 
 
 346 
 
418 
 
 - 
 
419 
 
 - 
 
420 
        /*
 347 
        /*
421 
         * The following CRC lookup table was generated automagically using the
 348 
         * The following CRC lookup table was generated automagically using the
422 
         * following model parameters:
 349 
         * following model parameters:
423 
         *
 350 
         *
424 
         * Generator Polynomial = ................. 0x1EDC6F41
 351 
         * Generator Polynomial = ................. 0x1EDC6F41
Line 469... Line 396...
469 
 
 396 
 
470 
        /*
 397 
        /*
471 
         * end of the CRC lookup table crc_tableil8_o64
 398 
         * end of the CRC lookup table crc_tableil8_o64
472 
         */
 399 
         */
473 
 
 400 
 
474 
 
 - 
 
475 
 
 - 
 
476 
        /*
 401 
        /*
477 
         * The following CRC lookup table was generated automagically using the
 402 
         * The following CRC lookup table was generated automagically using the
478 
         * following model parameters:
 403 
         * following model parameters:
479 
         *
 404 
         *
480 
         * Generator Polynomial = ................. 0x1EDC6F41
 405 
         * Generator Polynomial = ................. 0x1EDC6F41
Line 581... Line 506...
581 
 
 506 
 
582 
        /*
 507 
        /*
583 
         * end of the CRC lookup table crc_tableil8_o80
 508 
         * end of the CRC lookup table crc_tableil8_o80
584 
         */
 509 
         */
585 
 
 510 
 
586 
 
 - 
 
587 
 
 - 
 
588 
        /*
 511 
        /*
589 
         * The following CRC lookup table was generated automagically using the
 512 
         * The following CRC lookup table was generated automagically using the
590 
         * following model parameters:
 513 
         * following model parameters:
591 
         *
 514 
         *
592 
         * Generator Polynomial = ................. 0x1EDC6F41
 515 
         * Generator Polynomial = ................. 0x1EDC6F41