Remove SeqCursor

src/lib.rs

@@ -69,9 +69,6 @@ pub use crate::errors::*;
 pub(crate) mod constants;
 pub use crate::constants::*;
 
-#[cfg(feature = "signature-meta")]
-mod sequential_cursor;
-
 mod rpm;
 pub use crate::rpm::*;
 

src/rpm/builder.rs

@@ -1,7 +1,7 @@
 use std::collections::{BTreeMap, BTreeSet};
 use std::convert::TryInto;
 
-use std::io::{Read, Write};
+use std::io::{self, Read, Write};
 #[cfg(unix)]
 use std::os::unix::fs::PermissionsExt;
 
@@ -15,8 +15,6 @@ use super::headers::*;
 use super::Lead;
 use crate::constants::*;
 
-#[cfg(feature = "signature-meta")]
-use crate::sequential_cursor::SeqCursor;
 #[cfg(feature = "signature-meta")]
 use crate::signature;
 
@@ -446,8 +444,10 @@ impl RPMBuilder {
         let signature_header = {
             let rsa_sig_header_only = signer.sign(header.as_slice())?;
 
-            let cursor = SeqCursor::new(&[header.as_slice(), content.as_slice()]);
-            let rsa_sig_header_and_archive = signer.sign(cursor)?;
+            let header_cursor = io::Cursor::new(header);
+            let content_cursor = io::Cursor::new(content.as_slice());
+            let header_and_content = header_cursor.chain(content_cursor);
+            let rsa_sig_header_and_archive = signer.sign(header_and_content)?;
 
             builder
                 .add_signature(