A safely passphrase prompt library and application, support Chroma-Hash-like colorhash, use seckey protecte password.
library:
```rust extern crate ttyaskpass; use ttyaskpass::askpass;
fn main() {
askpass("Password:", |pass| {
print!("Your password is {}", pass.iter().collect::
Ok(())
}).unwrap();
} ```
see readme.rs and ttyaskpass.rs.
application:
bash
env SSH_ASKPASS=ttyaskpass ssh-add </dev/null