- if pubkey.len() <= pos + exponent_length { return Err(()); }
- Ok(signature::RsaPublicKeyComponents {
- n: &pubkey[pos + exponent_length..],
- e: &pubkey[pos..pos + exponent_length]
- })
+/// Writes the given resource record in its wire encoding to the given `Vec`.
+///
+/// An [RFC 9102](https://www.rfc-editor.org/rfc/rfc9102.html) `AuthenticationChain` is simply a
+/// series of such records with no additional bytes in between.
+pub fn write_rr<RR: Record>(rr: &RR, ttl: u32, out: &mut Vec<u8>) {
+ write_name(out, rr.name());
+ out.extend_from_slice(&rr.ty().to_be_bytes());
+ out.extend_from_slice(&1u16.to_be_bytes()); // The INternet class
+ out.extend_from_slice(&ttl.to_be_bytes());
+ rr.write_u16_len_prefixed_data(out);