# File lib/net/ssh/transport/state.rb, line 137 def reset! @packets = @blocks = 0 @max_packets ||= 1 << 31 @block_size = cipher.name == "RC4" ? 8 : cipher.block_size if max_blocks.nil? # cargo-culted from openssh. the idea is that "the 2^(blocksize*2) # limit is too expensive for 3DES, blowfish, etc., so enforce a 1GB # limit for small blocksizes." if @block_size >= 16 @max_blocks = 1 << (@block_size * 2) else @max_blocks = (1 << 30) / @block_size end # if a limit on the # of bytes has been given, convert that into a # minimum number of blocks processed. if rekey_limit @max_blocks = [@max_blocks, rekey_limit / @block_size].min end end cleanup end