openpgp: Implement the v6 cleartext signature framework.

TODO: reject headers

4 files changed, 37 insertions, 18 deletions

diff --git a/openpgp/src/armor.rs b/openpgp/src/armor.rs
index 21b39511..75d7ca25 100644
--- a/openpgp/src/armor.rs
+++ b/openpgp/src/armor.rs
@@ -1506,7 +1506,7 @@ impl<'a> Reader<'a> {
             let mut opss = Vec::with_capacity(sigs.len());
             for p in sigs.iter().rev() {
                 if let Packet::Signature(sig) = p {
-                    if let Ok(ops) = OnePassSig3::try_from(sig) {
+                    if let Ok(ops) = OnePassSig::try_from(sig) {
                         opss.push(ops);
                     }
                 }
@@ -2406,19 +2406,9 @@ mod test {
               assert_eq!(reference.pop(), Some(b'\n'));
               reference
           }, HashAlgorithm::SHA256)?;
-        f(crate::tests::message("a-cypherpunks-manifesto.txt.cleartext.sig"),
-          {
-              // The test vector, created by GnuPG, does not preserve
-              // the final newline.
-              //
-              // The transformation process trims trailing whitespace,
-              // and the manifesto has a trailing whitespace right at
-              // the end.
-              let mut manifesto = crate::tests::manifesto().to_vec();
-              assert_eq!(manifesto.pop(), Some(b'\n'));
-              assert_eq!(manifesto.pop(), Some(b' '));
-              manifesto
-          }, HashAlgorithm::SHA256)?;
+        f(crate::tests::file("crypto-refresh/cleartext-signed-message.txt"),
+          crate::tests::file("crypto-refresh/cleartext-signed-message.txt.plain"),
+          HashAlgorithm::SHA512)?;
         Ok(())
     }
 }
diff --git a/openpgp/src/parse/stream.rs b/openpgp/src/parse/stream.rs
index 3f30d696..d3647912 100644
--- a/openpgp/src/parse/stream.rs
+++ b/openpgp/src/parse/stream.rs
@@ -3199,11 +3199,12 @@ pub mod test {
         let p = P::new();
 
         let certs = [
-            "neal.pgp",
-            "testy-new.pgp",
-            "emmelie-dorothea-dina-samantha-awina-ed25519.pgp"
+            "keys/neal.pgp",
+            "keys/testy-new.pgp",
+            "keys/emmelie-dorothea-dina-samantha-awina-ed25519.pgp",
+            "crypto-refresh/v6-minimal-cert.key",
         ].iter()
-         .map(|f| Cert::from_bytes(crate::tests::key(f)).unwrap())
+         .map(|f| Cert::from_bytes(crate::tests::file(f)).unwrap())
          .collect::<Vec<_>>();
         let tests = &[
             // Signed messages.
@@ -3267,6 +3268,13 @@ pub mod test {
              false,
              None,
              VHelper::new(1, 0, 0, 0, certs.clone())),
+            (crate::tests::file("crypto-refresh/cleartext-signed-message.txt")
+             .to_vec(),
+             crate::tests::file("crypto-refresh/cleartext-signed-message.txt.plain")
+             .to_vec(),
+             false,
+             None,
+             VHelper::new(1, 0, 0, 0, certs.clone())),
             // A key as example of an invalid message.
             (crate::tests::key("neal.pgp").to_vec(),
              crate::tests::manifesto().to_vec(),
diff --git a/openpgp/tests/data/crypto-refresh/cleartext-signed-message.txt b/openpgp/tests/data/crypto-refresh/cleartext-signed-message.txt
new file mode 100644
index 00000000..8a02b102
--- /dev/null
+++ b/openpgp/tests/data/crypto-refresh/cleartext-signed-message.txt
@@ -0,0 +1,16 @@
+-----BEGIN PGP SIGNED MESSAGE-----
+SaltedHash: SHA512:dklfUCGIkPf14u48GCJRT3BQD1UdhuXJIeQE40pT+6w
+
+What we need from the grocery store:
+
+- - tofu
+- - vegetables
+- - noodles
+
+-----BEGIN PGP SIGNATURE-----
+
+wpgGARsKAAAAKQWCY5ijYyIhBssYbE8GCaaX5NUt+mxyKwwfHifBilZwj2Ul7Ce6
+2azJAAAAAGk2IHZJX1AhiJD39eLuPBgiUU9wUA9VHYblySHkBONKU/usJ9BvuAqo
+/FvLFuGWMbKAdA+epq7V4HOtAPlBWmU8QOd6aud+aSunHQaaEJ+iTFjP2OMW0KBr
+NK2ay45cX1IVAQ==
+-----END PGP SIGNATURE-----
diff --git a/openpgp/tests/data/crypto-refresh/cleartext-signed-message.txt.plain b/openpgp/tests/data/crypto-refresh/cleartext-signed-message.txt.plain
new file mode 100644
index 00000000..d812d543
--- /dev/null
+++ b/openpgp/tests/data/crypto-refresh/cleartext-signed-message.txt.plain
@@ -0,0 +1,5 @@
+What we need from the grocery store:
+
+- tofu
+- vegetables
+- noodles