feat: updates

src/cmd_se_ecdh.rs

@@ -37,9 +37,7 @@ impl Command for CommandImpl {
     fn run(&self, _arg_matches: &ArgMatches, sub_arg_matches: &ArgMatches) -> CommandError {
         let json_output = cmdutil::check_json_output(sub_arg_matches);
 
-        if !seutil::is_support_se() {
-            return simple_error!("Secure Enclave is NOT supported.");
-        }
+        seutil::check_se_supported()?;
         let key = sub_arg_matches.value_of("key").unwrap();
         let epk = sub_arg_matches.value_of("epk").unwrap();
 

src/cmd_se_ecsign.rs

@@ -41,9 +41,7 @@ impl Command for CommandImpl {
     fn run(&self, _arg_matches: &ArgMatches, sub_arg_matches: &ArgMatches) -> CommandError {
         let json_output = cmdutil::check_json_output(sub_arg_matches);
 
-        if !seutil::is_support_se() {
-            return simple_error!("Secure Enclave is NOT supported.");
-        }
+        seutil::check_se_supported()?;
         let key = sub_arg_matches.value_of("key").unwrap();
         let input_bytes = match sub_arg_matches.value_of("input") {
             None => match sub_arg_matches.value_of("input-base64") {

src/cmd_se_generate.rs

@@ -42,9 +42,7 @@ impl Command for CommandImpl {
     fn run(&self, _arg_matches: &ArgMatches, sub_arg_matches: &ArgMatches) -> CommandError {
         let json_output = cmdutil::check_json_output(sub_arg_matches);
 
-        if !seutil::is_support_se() {
-            return simple_error!("Secure Enclave is NOT supported.");
-        }
+        seutil::check_se_supported()?;
         let ty = sub_arg_matches.value_of("type").unwrap();
         let host = sub_arg_matches.value_of("host").unwrap_or("macbook");
 

src/seutil.rs

@@ -10,6 +10,14 @@ pub fn is_support_se() -> bool {
     })
 }
 
+pub fn check_se_supported() -> XResult<()> {
+    if !is_support_se() {
+        simple_error!("Secure Enclave is NOT supported.")
+    } else {
+        Ok(())
+    }
+}
+
 pub fn generate_secure_enclave_p256_keypair(
     sign: bool,
     require_bio: bool,