Well, you still have to find the zip header no?
HTTP supports negative ranges, so you can request the final 64KB and scan it. If you don't find the Central Directory (unlikely unless the zip contains 10k files and/or lots of comments) then you just request another 64KB.
alt Hacker News
HTTP supports negative ranges, so you can request the final 64KB and scan it. If you don't find the Central Directory (unlikely unless the zip contains 10k files and/or lots of comments) then you just request another 64KB.