分块计算CRC，处理大文件尤其有效

[{"title":"（ 8 个子文件 10KB ） 分块计算CRC，处理大文件尤其有效","children":[{"title":"crc.c <span style='color:#111;'> 8.86KB </span>","children":null,"spread":false},{"title":"blockCrc.dsp <span style='color:#111;'> 4.31KB </span>","children":null,"spread":false},{"title":"blockCrc.plg <span style='color:#111;'> 1.82KB </span>","children":null,"spread":false},{"title":"blockCrc.opt <span style='color:#111;'> 47.50KB </span>","children":null,"spread":false},{"title":"blockCrc.ncb <span style='color:#111;'> 41.00KB </span>","children":null,"spread":false},{"title":"blockCrc.dsw <span style='color:#111;'> 541B </span>","children":null,"spread":false},{"title":"crc.h <span style='color:#111;'> 2.04KB </span>","children":null,"spread":false},{"title":"main.c <span style='color:#111;'> 2.57KB </span>","children":null,"spread":false}],"spread":true}]