| /////////////////////////////////////////////////////////////////////////////// |
| // |
| /// \file crc64_tablegen.c |
| /// \brief Generates CRC64 crc64_table.c |
| /// |
| /// Compiling: gcc -std=c99 -o crc64_tablegen crc64_tablegen.c |
| /// Add -DWORDS_BIGENDIAN to generate big endian table. |
| // |
| // This code has been put into the public domain. |
| // |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| // |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| #include <sys/types.h> |
| #include <inttypes.h> |
| #include <stdio.h> |
| |
| #include "crc64_init.c" |
| |
| |
| int |
| main() |
| { |
| lzma_crc64_init(); |
| |
| printf("/* This file has been automatically generated by " |
| "crc64_tablegen.c. */\n\n" |
| "const uint64_t lzma_crc64_table[4][256] = {\n\t{"); |
| |
| for (size_t s = 0; s < 4; ++s) { |
| for (size_t b = 0; b < 256; ++b) { |
| if ((b % 2) == 0) |
| printf("\n\t\t"); |
| |
| printf("UINT64_C(0x%016" PRIX64 ")", |
| lzma_crc64_table[s][b]); |
| |
| if (b != 255) |
| printf(", "); |
| } |
| |
| if (s == 3) |
| printf("\n\t}\n};\n"); |
| else |
| printf("\n\t}, {"); |
| } |
| |
| return 0; |
| } |