Adding upstream version 0.70.1+ds1.upstream/0.70.1+ds1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 93 insertions, 0 deletions

diff --git a/vendor/pkcs8/src/error.rs b/vendor/pkcs8/src/error.rs
new file mode 100644
index 0000000..70c60ae
--- /dev/null
+++ b/vendor/pkcs8/src/error.rs
@@ -0,0 +1,93 @@
+//! Error types
+
+use core::fmt;
+
+#[cfg(feature = "pem")]
+use der::pem;
+
+/// Result type
+pub type Result<T> = core::result::Result<T, Error>;
+
+/// Error type
+#[derive(Copy, Clone, Debug, Eq, PartialEq)]
+#[non_exhaustive]
+pub enum Error {
+    /// ASN.1 DER-related errors.
+    Asn1(der::Error),
+
+    /// Errors relating to PKCS#5-encrypted keys.
+    #[cfg(feature = "pkcs5")]
+    EncryptedPrivateKey(pkcs5::Error),
+
+    /// Malformed cryptographic key contained in a PKCS#8 document.
+    ///
+    /// This is intended for relaying errors related to the raw data contained
+    /// within [`PrivateKeyInfo::private_key`][`crate::PrivateKeyInfo::private_key`]
+    /// or [`SubjectPublicKeyInfo::subject_public_key`][`crate::SubjectPublicKeyInfo::subject_public_key`].
+    KeyMalformed,
+
+    /// [`AlgorithmIdentifier::parameters`][`crate::AlgorithmIdentifierRef::parameters`]
+    /// is malformed or otherwise encoded in an unexpected manner.
+    ParametersMalformed,
+
+    /// Public key errors propagated from the [`spki::Error`] type.
+    PublicKey(spki::Error),
+}
+
+impl fmt::Display for Error {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            Error::Asn1(err) => write!(f, "PKCS#8 ASN.1 error: {}", err),
+            #[cfg(feature = "pkcs5")]
+            Error::EncryptedPrivateKey(err) => write!(f, "{}", err),
+            Error::KeyMalformed => f.write_str("PKCS#8 cryptographic key data malformed"),
+            Error::ParametersMalformed => f.write_str("PKCS#8 algorithm parameters malformed"),
+            Error::PublicKey(err) => write!(f, "public key error: {}", err),
+        }
+    }
+}
+
+#[cfg(feature = "std")]
+impl std::error::Error for Error {}
+
+impl From<der::Error> for Error {
+    fn from(err: der::Error) -> Error {
+        Error::Asn1(err)
+    }
+}
+
+impl From<der::ErrorKind> for Error {
+    fn from(err: der::ErrorKind) -> Error {
+        Error::Asn1(err.into())
+    }
+}
+
+#[cfg(feature = "pem")]
+impl From<pem::Error> for Error {
+    fn from(err: pem::Error) -> Error {
+        der::Error::from(err).into()
+    }
+}
+
+#[cfg(feature = "pkcs5")]
+impl From<pkcs5::Error> for Error {
+    fn from(err: pkcs5::Error) -> Error {
+        Error::EncryptedPrivateKey(err)
+    }
+}
+
+impl From<spki::Error> for Error {
+    fn from(err: spki::Error) -> Error {
+        Error::PublicKey(err)
+    }
+}
+
+impl From<Error> for spki::Error {
+    fn from(err: Error) -> spki::Error {
+        match err {
+            Error::Asn1(e) => spki::Error::Asn1(e),
+            Error::PublicKey(e) => e,
+            _ => spki::Error::KeyMalformed,
+        }
+    }
+}