1 files changed, 70 insertions, 0 deletions
diff --git a/third_party/rust/hawk/src/error.rs b/third_party/rust/hawk/src/error.rs
new file mode 100644
index 0000000000..96884d430f
--- /dev/null
+++ b/third_party/rust/hawk/src/error.rs
@@ -0,0 +1,70 @@
+use crate::crypto::CryptoError;
+
+pub type Result<T> = std::result::Result<T, Error>;
+
+#[derive(thiserror::Error, Debug)]
+pub enum Error {
+    #[error("Unparseable Hawk header: {0}")]
+    HeaderParseError(String),
+
+    #[error("Invalid url: {0}")]
+    InvalidUrl(String),
+
+    #[error("Missing `ts` attribute in Hawk header")]
+    MissingTs,
+
+    #[error("Missing `nonce` attribute in Hawk header")]
+    MissingNonce,
+
+    #[error("{0}")]
+    InvalidBewit(#[source] InvalidBewit),
+
+    #[error("{0}")]
+    Io(#[source] std::io::Error),
+
+    #[error("Base64 Decode error: {0}")]
+    Decode(#[source] base64::DecodeError),
+
+    #[error("Crypto error: {0}")]
+    Crypto(#[source] CryptoError),
+}
+
+#[derive(thiserror::Error, Debug, PartialEq)]
+pub enum InvalidBewit {
+    #[error("Multiple bewits in URL")]
+    Multiple,
+    #[error("Invalid bewit format")]
+    Format,
+    #[error("Invalid bewit id")]
+    Id,
+    #[error("Invalid bewit exp")]
+    Exp,
+    #[error("Invalid bewit mac")]
+    Mac,
+    #[error("Invalid bewit ext")]
+    Ext,
+}
+
+impl From<base64::DecodeError> for Error {
+    fn from(e: base64::DecodeError) -> Self {
+        Error::Decode(e)
+    }
+}
+
+impl From<std::io::Error> for Error {
+    fn from(e: std::io::Error) -> Self {
+        Error::Io(e)
+    }
+}
+
+impl From<CryptoError> for Error {
+    fn from(e: CryptoError) -> Self {
+        Error::Crypto(e)
+    }
+}
+
+impl From<InvalidBewit> for Error {
+    fn from(e: InvalidBewit) -> Self {
+        Error::InvalidBewit(e)
+    }
+}