# File lib/crypt-isaac.rb, line 66
 66:                 def isaac
 67:                         i = 0
 68:                         x = 0
 69:                         y = 0
 70: 
 71:                         @cc += 1
 72:                         @bb += @cc
 73:                         @bb & 0xffffffff
 74: 
 75:                         while (i < 256) do 
 76:                                 x = @mm[i]
 77:                                 @aa = (@mm[(i + 128) & 255] + (@aa^(@aa << 13)) ) & 0xffffffff
 78:                                 @mm[i] = y = (@mm[(x>>2)&255] + @aa + @bb ) & 0xffffffff
 79:                                 @randrsl[i] = @bb = (@mm[(y>>10)&255] + x ) & 0xffffffff
 80:                                 i += 1
 81: 
 82:                                 x = @mm[i]
 83:                                 @aa = (@mm[(i+128)&255] + (@aa^(0x03ffffff & (@aa >> 6))) ) & 0xffffffff
 84:                                 @mm[i] = y = (@mm[(x>>2)&255] + @aa + @bb ) & 0xffffffff
 85:                                 @randrsl[i] = @bb = (@mm[(y>>10)&255] + x ) & 0xffffffff
 86:                                 i += 1
 87: 
 88:                                 x = @mm[i]
 89:                                 @aa = (@mm[(i + 128)&255] + (@aa^(@aa << 2)) ) & 0xffffffff
 90:                                 @mm[i] = y = (@mm[(x>>2)&255] + @aa + @bb ) & 0xffffffff
 91:                                 @randrsl[i] = @bb = (@mm[(y>>10)&255] + x ) & 0xffffffff
 92:                                 i += 1
 93: 
 94:                                 x = @mm[i]
 95:                                 @aa = (@mm[(i+128)&255] + (@aa^(0x0000ffff & (@aa >> 16))) ) & 0xffffffff
 96:                                 @mm[i] = y = (@mm[(x>>2)&255] + @aa + @bb ) & 0xffffffff
 97:                                 @randrsl[i] = @bb = (@mm[(y>>10)&255] + x ) & 0xffffffff
 98:                                 i += 1
 99:                         end
100:                 end