Invalid computation of block hash in Blizzget

[ladislav-zezula]

The function void DataStorage::writeIndex() improperly calculates the Jenkins hash of the index data

Function:

blizzget/src/ngdp.cpp

Line 451 in 2764ef6

blockHash = hashlittle(&write, sizeof write, blockHash);

This is how Blizzard Downloader does it:
https://github.com/ladislav-zezula/CascLib/blob/be1f076e4fcfccab0f2eb00368d458e6576f0bbb/src/CascIndexFiles.cpp#L185

This is how Blizzget does it:
https://github.com/ladislav-zezula/CascLib/blob/be1f076e4fcfccab0f2eb00368d458e6576f0bbb/src/CascIndexFiles.cpp#L202