Re: [Boost-users] [crc] bug in boost::crc

Subject: Re: [Boost-users] [crc] bug in boost::crc
From: Bjorn Reese (breese_at_[hidden])
Date: 2015-07-09 17:45:28

On 07/09/2015 07:27 PM, U.Mutlu wrote:

>      // test: doing the same as above, but now in 2 steps, ie. chunk- or
> blockwise:
>      std::string sTxt;
>      uint32_t result = 0xFFFFFFFF;
>      for (size_t i = 0; i <= 1; ++i)
>      {
>      sTxt += !i ? "The quick brown fox "
>                 : "jumps over the lazy dog";

Bug 1: Do not append to the string.

>      // using the special ctor for initial remainder stored in "result"
>      boost::crc_optimal<32, 0x04C11DB7, 0xFFFFFFFF, 0xFFFFFFFF, true,
> true> crc(result);

Bug 2: Do not pass checksum() as the initial remainder, but rather
get_interrim_remainder().