tests/test-crc32.c

   1 #include <stdio.h>
   2
   3 #include "crc32.h"
   4 #include "utils.h"
   5
   6 static uint32_t crc_table[256];
   7
   8 int main()
   9 {
  10         uint32_t crc32 = ~0;
  11         uint8_t all_ones[1<<10] = { 1 };
  12         uint8_t all_ffs[1<<5] = { 0xff };
  13         uint8_t all_7fs[1<<15] = { 0x7f };
  14         uint8_t all_zeroes[1<<8] = { 0 };
  15         uint8_t quick_fox[] = "The quick brown fox jumps over the lazy dog and then walks away.";
  16
  17         crc32_filltable(crc_table);
  18
  19         fprintf(stdout, "all_ffs=0x%x\n", cpu_to_be32(crc32_block(crc32, all_ffs, sizeof(all_ffs), crc_table)));
  20         fprintf(stdout, "all_7fs=0x%x\n", cpu_to_be32(crc32_block(crc32, all_7fs, sizeof(all_7fs), crc_table)));
  21         fprintf(stdout, "all_ones=0x%x\n", cpu_to_be32(crc32_block(crc32, all_ones, sizeof(all_ones), crc_table)));
  22         fprintf(stdout, "all_zeroes=0x%x\n", cpu_to_be32(crc32_block(crc32, all_zeroes, sizeof(all_zeroes), crc_table)));
  23         fprintf(stdout, "quick_fox=0x%x\n", cpu_to_be32(crc32_block(crc32, quick_fox, sizeof(quick_fox), crc_table)));
  24
  25         return 0;
  26 }