| 1 | import os |
| 2 | import os.cmdline |
| 3 | import crypto.rand |
| 4 | import strings |
| 5 | |
| 6 | fn main() { |
| 7 | blocksize := 256 |
| 8 | size := cmdline.option(os.args, '-size', '80').int() |
| 9 | repeats := cmdline.option(os.args, '-repeats', '4').int() |
| 10 | for _ in 0 .. repeats { |
| 11 | mut sb := strings.new_builder(blocksize) |
| 12 | for { |
| 13 | x := rand.read(blocksize)! |
| 14 | for c in x { |
| 15 | if c >= `0` && c <= `~` { |
| 16 | sb.write_u8(c) |
| 17 | } |
| 18 | } |
| 19 | if sb.len > size { |
| 20 | println(sb.str()[0..size]) |
| 21 | break |
| 22 | } |
| 23 | } |
| 24 | } |
| 25 | } |
| 26 |