feat: v1.1.11, piv sign works, add piv generate

src/cmd_rsaverify.rs

@@ -1,11 +1,13 @@
 use std::fs::File;
 
 use clap::{App, Arg, ArgMatches, SubCommand};
+use openssl::bn::{BigNum, BigNumContext};
 use openssl::hash::MessageDigest;
 use openssl::pkey::PKey;
 use openssl::rsa::Rsa;
 use openssl::sign::Verifier;
 use rust_util::util_clap::{Command, CommandError};
+use rust_util::util_msg::MessageType;
 use rust_util::XResult;
 
 use crate::digest::sha256_bytes;
@@ -47,6 +49,16 @@ impl Command for CommandImpl {
             return simple_error!("Signature is required, --signature argument!");
         };
 
+        rust_util::util_msg::when(MessageType::DEBUG, || {
+            let rsa = keypair.rsa().clone().unwrap();
+            let n = rsa.n();
+            let e = rsa.e();
+            let m = BigNum::from_slice(&signature).unwrap();
+            let mut r = BigNum::new().unwrap();
+            r.mod_exp(&m, &e, &n, &mut BigNumContext::new().unwrap()).unwrap();
+            debugging!("Signature raw HEX: {}", hex::encode(&r.to_vec()));
+        });
+
         let file_in = opt_value_result!(sub_arg_matches.value_of("in"), "File in --in required");
         information!("File in: {}", file_in);
         information!("Public key fingerprint: {}", pub_key_fingerprint);