Trying a struct for attest response

Signed-off-by: Richard Zak <richard@profian.com>

src/main.rs

@@ -42,7 +42,7 @@ use const_oid::db::rfc5280::{
 };
 use const_oid::db::rfc5912::ID_EXTENSION_REQ;
 use der::asn1::{GeneralizedTime, Ia5StringRef, UIntRef};
-use der::{Decode, Encode};
+use der::{Decode, Encode, Sequence};
 use pkcs8::PrivateKeyInfo;
 use x509::ext::pkix::{BasicConstraints, ExtendedKeyUsage, KeyUsage, KeyUsages, SubjectAltName};
 use x509::name::RdnSequence;
@@ -93,6 +93,15 @@ struct State {
  san: Option<String>,
 }
 
+#[derive(Clone, Debug, Default, Sequence)]
+struct Output<'a> {
+ /// The signing certificate chain back to the root.
+ pub chain: Vec<Certificate<'a>>,
+
+ /// All issued certificates.
+ pub issued: Vec<Certificate<'a>>,
+}
+
 impl State {
  pub fn load(
  san: Option<String>,
@@ -274,7 +283,11 @@ async fn attest(
  return Err(StatusCode::BAD_REQUEST);
  }
  };
- let mut vec_return: Vec<Vec<u8>> = Vec::new();
+
+ let mut response = Output {
+ chain: vec![issuer.clone()],
+ issued: Vec::new(),
+ };
 
  // Decode and verify the certification request.
  // let cr = CertReq::from_der(body.as_ref()).or(Err(StatusCode::BAD_REQUEST))?;
@@ -377,10 +390,9 @@ async fn attest(
  let crt = Certificate::from_der(&crt).or(Err(ISE))?;
 
  // Create and return the PkiPath.
- let pkipath: Vec<u8> = vec![issuer, crt].to_vec().unwrap();
- vec_return.push(pkipath.to_vec().or(Err(ISE))?);
+ response.issued.push(crt);
  }
- Ok(vec_return.to_vec().or(Err(ISE))?)
+ Ok(response.to_vec().or(Err(ISE))?)
 }
 
 #[cfg(test)]