fgerlits commented on a change in pull request #848:
URL: https://github.com/apache/nifi-minifi-cpp/pull/848#discussion_r465978905
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File path: libminifi/include/io/CRCStream.h
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@@ -224,7 +222,7 @@ template<typename T>
int CRCStream<T>::readData(uint8_t *buf, int buflen) {
int ret = child_stream_->read(buf, buflen);
if (ret > 0) {
- crc_ = crc32(crc_, buf, ret);
+ crc_ = crc32(gsl::narrow<uLong>(crc_), buf, ret);
Review comment:
`uLong` in zlib is a typedef to `unsigned long`, so on 64-bit Linux it
is 64 bits. I have changed the type of `crc_` to `uLong`, so now we only have
one `gsl::narrow` (called once per instance) instead of three (called many
times).
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