reset! (Net::SSH::Transport::State)

         # File lib/net/ssh/transport/state.rb, line 137
    137:     def reset!
    138:       @packets = @blocks = 0
    139:
    140:       @max_packets ||= 1 << 31
    141:
    142:       @block_size = cipher.name == "RC4" ? 8 : cipher.block_size
    143:
    144:       if max_blocks.nil?
    145:         # cargo-culted from openssh. the idea is that "the 2^(blocksize*2)
    146:         # limit is too expensive for 3DES, blowfish, etc., so enforce a 1GB
    147:         # limit for small blocksizes."
    148:         if @block_size >= 16
    149:           @max_blocks = 1 << (@block_size * 2)
    150:         else
    151:           @max_blocks = (1 << 30) / @block_size
    152:         end
    153:
    154:         # if a limit on the # of bytes has been given, convert that into a
    155:         # minimum number of blocks processed.
    156:
    157:         if rekey_limit
    158:           @max_blocks = [@max_blocks, rekey_limit / @block_size].min
    159:         end
    160:       end
    161:
    162:       cleanup
    163:     end