| line | l | !l | condition | 
 
| 166 | 0 | 0 | $self->error("The text for encrypting is not specified") and return | 
 
| 170 | 0 | 0 | $self->error("Public key not specified") and return | 
 
| 185 | 0 | 0 | $self->error("The ciphertext for decryption is not specified") and return | 
 
| 189 | 0 | 0 | $self->error("Private key not specified") and return | 
 
| 210 | 0 | 0 | $self->error("Private key not specified") and return | 
 
| 220 | 0 | 0 | $self->error("Unsupported SHA hash size") and return | 
 
| 233 | 0 | 0 | $self->error("Public key not specified") and return | 
 
| 243 | 0 | 0 | $self->error("Unsupported SHA hash size") and return |